diff: support ^! for merges
[git/debian.git] / gitweb / gitweb.perl
blob1835487ab2aeed33a4aa3e6dbde84df7ae7e6d1b
1 #!/usr/bin/perl
3 # gitweb - simple web interface to track changes in git repositories
5 # (C) 2005-2006, Kay Sievers <kay.sievers@vrfy.org>
6 # (C) 2005, Christian Gierke
8 # This program is licensed under the GPLv2
10 use 5.008;
11 use strict;
12 use warnings;
13 # handle ACL in file access tests
14 use filetest 'access';
15 use CGI qw(:standard :escapeHTML -nosticky);
16 use CGI::Util qw(unescape);
17 use CGI::Carp qw(fatalsToBrowser set_message);
18 use Encode;
19 use Fcntl ':mode';
20 use File::Find qw();
21 use File::Basename qw(basename);
22 use Time::HiRes qw(gettimeofday tv_interval);
23 use Digest::MD5 qw(md5_hex);
25 binmode STDOUT, ':utf8';
27 if (!defined($CGI::VERSION) || $CGI::VERSION < 4.08) {
28 eval 'sub CGI::multi_param { CGI::param(@_) }'
31 our $t0 = [ gettimeofday() ];
32 our $number_of_git_cmds = 0;
34 BEGIN {
35 CGI->compile() if $ENV{'MOD_PERL'};
38 our $version = "++GIT_VERSION++";
40 our ($my_url, $my_uri, $base_url, $path_info, $home_link);
41 sub evaluate_uri {
42 our $cgi;
44 our $my_url = $cgi->url();
45 our $my_uri = $cgi->url(-absolute => 1);
47 # Base URL for relative URLs in gitweb ($logo, $favicon, ...),
48 # needed and used only for URLs with nonempty PATH_INFO
49 our $base_url = $my_url;
51 # When the script is used as DirectoryIndex, the URL does not contain the name
52 # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
53 # have to do it ourselves. We make $path_info global because it's also used
54 # later on.
56 # Another issue with the script being the DirectoryIndex is that the resulting
57 # $my_url data is not the full script URL: this is good, because we want
58 # generated links to keep implying the script name if it wasn't explicitly
59 # indicated in the URL we're handling, but it means that $my_url cannot be used
60 # as base URL.
61 # Therefore, if we needed to strip PATH_INFO, then we know that we have
62 # to build the base URL ourselves:
63 our $path_info = decode_utf8($ENV{"PATH_INFO"});
64 if ($path_info) {
65 # $path_info has already been URL-decoded by the web server, but
66 # $my_url and $my_uri have not. URL-decode them so we can properly
67 # strip $path_info.
68 $my_url = unescape($my_url);
69 $my_uri = unescape($my_uri);
70 if ($my_url =~ s,\Q$path_info\E$,, &&
71 $my_uri =~ s,\Q$path_info\E$,, &&
72 defined $ENV{'SCRIPT_NAME'}) {
73 $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
77 # target of the home link on top of all pages
78 our $home_link = $my_uri || "/";
81 # core git executable to use
82 # this can just be "git" if your webserver has a sensible PATH
83 our $GIT = "++GIT_BINDIR++/git";
85 # absolute fs-path which will be prepended to the project path
86 #our $projectroot = "/pub/scm";
87 our $projectroot = "++GITWEB_PROJECTROOT++";
89 # fs traversing limit for getting project list
90 # the number is relative to the projectroot
91 our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";
93 # string of the home link on top of all pages
94 our $home_link_str = "++GITWEB_HOME_LINK_STR++";
96 # extra breadcrumbs preceding the home link
97 our @extra_breadcrumbs = ();
99 # name of your site or organization to appear in page titles
100 # replace this with something more descriptive for clearer bookmarks
101 our $site_name = "++GITWEB_SITENAME++"
102 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
104 # html snippet to include in the <head> section of each page
105 our $site_html_head_string = "++GITWEB_SITE_HTML_HEAD_STRING++";
106 # filename of html text to include at top of each page
107 our $site_header = "++GITWEB_SITE_HEADER++";
108 # html text to include at home page
109 our $home_text = "++GITWEB_HOMETEXT++";
110 # filename of html text to include at bottom of each page
111 our $site_footer = "++GITWEB_SITE_FOOTER++";
113 # URI of stylesheets
114 our @stylesheets = ("++GITWEB_CSS++");
115 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
116 our $stylesheet = undef;
117 # URI of GIT logo (72x27 size)
118 our $logo = "++GITWEB_LOGO++";
119 # URI of GIT favicon, assumed to be image/png type
120 our $favicon = "++GITWEB_FAVICON++";
121 # URI of gitweb.js (JavaScript code for gitweb)
122 our $javascript = "++GITWEB_JS++";
124 # URI and label (title) of GIT logo link
125 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
126 #our $logo_label = "git documentation";
127 our $logo_url = "http://git-scm.com/";
128 our $logo_label = "git homepage";
130 # source of projects list
131 our $projects_list = "++GITWEB_LIST++";
133 # the width (in characters) of the projects list "Description" column
134 our $projects_list_description_width = 25;
136 # group projects by category on the projects list
137 # (enabled if this variable evaluates to true)
138 our $projects_list_group_categories = 0;
140 # default category if none specified
141 # (leave the empty string for no category)
142 our $project_list_default_category = "";
144 # default order of projects list
145 # valid values are none, project, descr, owner, and age
146 our $default_projects_order = "project";
148 # show repository only if this file exists
149 # (only effective if this variable evaluates to true)
150 our $export_ok = "++GITWEB_EXPORT_OK++";
152 # don't generate age column on the projects list page
153 our $omit_age_column = 0;
155 # don't generate information about owners of repositories
156 our $omit_owner=0;
158 # show repository only if this subroutine returns true
159 # when given the path to the project, for example:
160 # sub { return -e "$_[0]/git-daemon-export-ok"; }
161 our $export_auth_hook = undef;
163 # only allow viewing of repositories also shown on the overview page
164 our $strict_export = "++GITWEB_STRICT_EXPORT++";
166 # list of git base URLs used for URL to where fetch project from,
167 # i.e. full URL is "$git_base_url/$project"
168 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
170 # default blob_plain mimetype and default charset for text/plain blob
171 our $default_blob_plain_mimetype = 'text/plain';
172 our $default_text_plain_charset = undef;
174 # file to use for guessing MIME types before trying /etc/mime.types
175 # (relative to the current git repository)
176 our $mimetypes_file = undef;
178 # assume this charset if line contains non-UTF-8 characters;
179 # it should be valid encoding (see Encoding::Supported(3pm) for list),
180 # for which encoding all byte sequences are valid, for example
181 # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
182 # could be even 'utf-8' for the old behavior)
183 our $fallback_encoding = 'latin1';
185 # rename detection options for git-diff and git-diff-tree
186 # - default is '-M', with the cost proportional to
187 # (number of removed files) * (number of new files).
188 # - more costly is '-C' (which implies '-M'), with the cost proportional to
189 # (number of changed files + number of removed files) * (number of new files)
190 # - even more costly is '-C', '--find-copies-harder' with cost
191 # (number of files in the original tree) * (number of new files)
192 # - one might want to include '-B' option, e.g. '-B', '-M'
193 our @diff_opts = ('-M'); # taken from git_commit
195 # Disables features that would allow repository owners to inject script into
196 # the gitweb domain.
197 our $prevent_xss = 0;
199 # Path to the highlight executable to use (must be the one from
200 # http://www.andre-simon.de due to assumptions about parameters and output).
201 # Useful if highlight is not installed on your webserver's PATH.
202 # [Default: highlight]
203 our $highlight_bin = "++HIGHLIGHT_BIN++";
205 # information about snapshot formats that gitweb is capable of serving
206 our %known_snapshot_formats = (
207 # name => {
208 # 'display' => display name,
209 # 'type' => mime type,
210 # 'suffix' => filename suffix,
211 # 'format' => --format for git-archive,
212 # 'compressor' => [compressor command and arguments]
213 # (array reference, optional)
214 # 'disabled' => boolean (optional)}
216 'tgz' => {
217 'display' => 'tar.gz',
218 'type' => 'application/x-gzip',
219 'suffix' => '.tar.gz',
220 'format' => 'tar',
221 'compressor' => ['gzip', '-n']},
223 'tbz2' => {
224 'display' => 'tar.bz2',
225 'type' => 'application/x-bzip2',
226 'suffix' => '.tar.bz2',
227 'format' => 'tar',
228 'compressor' => ['bzip2']},
230 'txz' => {
231 'display' => 'tar.xz',
232 'type' => 'application/x-xz',
233 'suffix' => '.tar.xz',
234 'format' => 'tar',
235 'compressor' => ['xz'],
236 'disabled' => 1},
238 'zip' => {
239 'display' => 'zip',
240 'type' => 'application/x-zip',
241 'suffix' => '.zip',
242 'format' => 'zip'},
245 # Aliases so we understand old gitweb.snapshot values in repository
246 # configuration.
247 our %known_snapshot_format_aliases = (
248 'gzip' => 'tgz',
249 'bzip2' => 'tbz2',
250 'xz' => 'txz',
252 # backward compatibility: legacy gitweb config support
253 'x-gzip' => undef, 'gz' => undef,
254 'x-bzip2' => undef, 'bz2' => undef,
255 'x-zip' => undef, '' => undef,
258 # Pixel sizes for icons and avatars. If the default font sizes or lineheights
259 # are changed, it may be appropriate to change these values too via
260 # $GITWEB_CONFIG.
261 our %avatar_size = (
262 'default' => 16,
263 'double' => 32
266 # Used to set the maximum load that we will still respond to gitweb queries.
267 # If server load exceed this value then return "503 server busy" error.
268 # If gitweb cannot determined server load, it is taken to be 0.
269 # Leave it undefined (or set to 'undef') to turn off load checking.
270 our $maxload = 300;
272 # configuration for 'highlight' (http://www.andre-simon.de/)
273 # match by basename
274 our %highlight_basename = (
275 #'Program' => 'py',
276 #'Library' => 'py',
277 'SConstruct' => 'py', # SCons equivalent of Makefile
278 'Makefile' => 'make',
280 # match by extension
281 our %highlight_ext = (
282 # main extensions, defining name of syntax;
283 # see files in /usr/share/highlight/langDefs/ directory
284 (map { $_ => $_ } qw(py rb java css js tex bib xml awk bat ini spec tcl sql)),
285 # alternate extensions, see /etc/highlight/filetypes.conf
286 (map { $_ => 'c' } qw(c h)),
287 (map { $_ => 'sh' } qw(sh bash zsh ksh)),
288 (map { $_ => 'cpp' } qw(cpp cxx c++ cc)),
289 (map { $_ => 'php' } qw(php php3 php4 php5 phps)),
290 (map { $_ => 'pl' } qw(pl perl pm)), # perhaps also 'cgi'
291 (map { $_ => 'make'} qw(make mak mk)),
292 (map { $_ => 'xml' } qw(xml xhtml html htm)),
295 # You define site-wide feature defaults here; override them with
296 # $GITWEB_CONFIG as necessary.
297 our %feature = (
298 # feature => {
299 # 'sub' => feature-sub (subroutine),
300 # 'override' => allow-override (boolean),
301 # 'default' => [ default options...] (array reference)}
303 # if feature is overridable (it means that allow-override has true value),
304 # then feature-sub will be called with default options as parameters;
305 # return value of feature-sub indicates if to enable specified feature
307 # if there is no 'sub' key (no feature-sub), then feature cannot be
308 # overridden
310 # use gitweb_get_feature(<feature>) to retrieve the <feature> value
311 # (an array) or gitweb_check_feature(<feature>) to check if <feature>
312 # is enabled
314 # Enable the 'blame' blob view, showing the last commit that modified
315 # each line in the file. This can be very CPU-intensive.
317 # To enable system wide have in $GITWEB_CONFIG
318 # $feature{'blame'}{'default'} = [1];
319 # To have project specific config enable override in $GITWEB_CONFIG
320 # $feature{'blame'}{'override'} = 1;
321 # and in project config gitweb.blame = 0|1;
322 'blame' => {
323 'sub' => sub { feature_bool('blame', @_) },
324 'override' => 0,
325 'default' => [0]},
327 # Enable the 'snapshot' link, providing a compressed archive of any
328 # tree. This can potentially generate high traffic if you have large
329 # project.
331 # Value is a list of formats defined in %known_snapshot_formats that
332 # you wish to offer.
333 # To disable system wide have in $GITWEB_CONFIG
334 # $feature{'snapshot'}{'default'} = [];
335 # To have project specific config enable override in $GITWEB_CONFIG
336 # $feature{'snapshot'}{'override'} = 1;
337 # and in project config, a comma-separated list of formats or "none"
338 # to disable. Example: gitweb.snapshot = tbz2,zip;
339 'snapshot' => {
340 'sub' => \&feature_snapshot,
341 'override' => 0,
342 'default' => ['tgz']},
344 # Enable text search, which will list the commits which match author,
345 # committer or commit text to a given string. Enabled by default.
346 # Project specific override is not supported.
348 # Note that this controls all search features, which means that if
349 # it is disabled, then 'grep' and 'pickaxe' search would also be
350 # disabled.
351 'search' => {
352 'override' => 0,
353 'default' => [1]},
355 # Enable grep search, which will list the files in currently selected
356 # tree containing the given string. Enabled by default. This can be
357 # potentially CPU-intensive, of course.
358 # Note that you need to have 'search' feature enabled too.
360 # To enable system wide have in $GITWEB_CONFIG
361 # $feature{'grep'}{'default'} = [1];
362 # To have project specific config enable override in $GITWEB_CONFIG
363 # $feature{'grep'}{'override'} = 1;
364 # and in project config gitweb.grep = 0|1;
365 'grep' => {
366 'sub' => sub { feature_bool('grep', @_) },
367 'override' => 0,
368 'default' => [1]},
370 # Enable the pickaxe search, which will list the commits that modified
371 # a given string in a file. This can be practical and quite faster
372 # alternative to 'blame', but still potentially CPU-intensive.
373 # Note that you need to have 'search' feature enabled too.
375 # To enable system wide have in $GITWEB_CONFIG
376 # $feature{'pickaxe'}{'default'} = [1];
377 # To have project specific config enable override in $GITWEB_CONFIG
378 # $feature{'pickaxe'}{'override'} = 1;
379 # and in project config gitweb.pickaxe = 0|1;
380 'pickaxe' => {
381 'sub' => sub { feature_bool('pickaxe', @_) },
382 'override' => 0,
383 'default' => [1]},
385 # Enable showing size of blobs in a 'tree' view, in a separate
386 # column, similar to what 'ls -l' does. This cost a bit of IO.
388 # To disable system wide have in $GITWEB_CONFIG
389 # $feature{'show-sizes'}{'default'} = [0];
390 # To have project specific config enable override in $GITWEB_CONFIG
391 # $feature{'show-sizes'}{'override'} = 1;
392 # and in project config gitweb.showsizes = 0|1;
393 'show-sizes' => {
394 'sub' => sub { feature_bool('showsizes', @_) },
395 'override' => 0,
396 'default' => [1]},
398 # Make gitweb use an alternative format of the URLs which can be
399 # more readable and natural-looking: project name is embedded
400 # directly in the path and the query string contains other
401 # auxiliary information. All gitweb installations recognize
402 # URL in either format; this configures in which formats gitweb
403 # generates links.
405 # To enable system wide have in $GITWEB_CONFIG
406 # $feature{'pathinfo'}{'default'} = [1];
407 # Project specific override is not supported.
409 # Note that you will need to change the default location of CSS,
410 # favicon, logo and possibly other files to an absolute URL. Also,
411 # if gitweb.cgi serves as your indexfile, you will need to force
412 # $my_uri to contain the script name in your $GITWEB_CONFIG.
413 'pathinfo' => {
414 'override' => 0,
415 'default' => [0]},
417 # Make gitweb consider projects in project root subdirectories
418 # to be forks of existing projects. Given project $projname.git,
419 # projects matching $projname/*.git will not be shown in the main
420 # projects list, instead a '+' mark will be added to $projname
421 # there and a 'forks' view will be enabled for the project, listing
422 # all the forks. If project list is taken from a file, forks have
423 # to be listed after the main project.
425 # To enable system wide have in $GITWEB_CONFIG
426 # $feature{'forks'}{'default'} = [1];
427 # Project specific override is not supported.
428 'forks' => {
429 'override' => 0,
430 'default' => [0]},
432 # Insert custom links to the action bar of all project pages.
433 # This enables you mainly to link to third-party scripts integrating
434 # into gitweb; e.g. git-browser for graphical history representation
435 # or custom web-based repository administration interface.
437 # The 'default' value consists of a list of triplets in the form
438 # (label, link, position) where position is the label after which
439 # to insert the link and link is a format string where %n expands
440 # to the project name, %f to the project path within the filesystem,
441 # %h to the current hash (h gitweb parameter) and %b to the current
442 # hash base (hb gitweb parameter); %% expands to %.
444 # To enable system wide have in $GITWEB_CONFIG e.g.
445 # $feature{'actions'}{'default'} = [('graphiclog',
446 # '/git-browser/by-commit.html?r=%n', 'summary')];
447 # Project specific override is not supported.
448 'actions' => {
449 'override' => 0,
450 'default' => []},
452 # Allow gitweb scan project content tags of project repository,
453 # and display the popular Web 2.0-ish "tag cloud" near the projects
454 # list. Note that this is something COMPLETELY different from the
455 # normal Git tags.
457 # gitweb by itself can show existing tags, but it does not handle
458 # tagging itself; you need to do it externally, outside gitweb.
459 # The format is described in git_get_project_ctags() subroutine.
460 # You may want to install the HTML::TagCloud Perl module to get
461 # a pretty tag cloud instead of just a list of tags.
463 # To enable system wide have in $GITWEB_CONFIG
464 # $feature{'ctags'}{'default'} = [1];
465 # Project specific override is not supported.
467 # In the future whether ctags editing is enabled might depend
468 # on the value, but using 1 should always mean no editing of ctags.
469 'ctags' => {
470 'override' => 0,
471 'default' => [0]},
473 # The maximum number of patches in a patchset generated in patch
474 # view. Set this to 0 or undef to disable patch view, or to a
475 # negative number to remove any limit.
477 # To disable system wide have in $GITWEB_CONFIG
478 # $feature{'patches'}{'default'} = [0];
479 # To have project specific config enable override in $GITWEB_CONFIG
480 # $feature{'patches'}{'override'} = 1;
481 # and in project config gitweb.patches = 0|n;
482 # where n is the maximum number of patches allowed in a patchset.
483 'patches' => {
484 'sub' => \&feature_patches,
485 'override' => 0,
486 'default' => [16]},
488 # Avatar support. When this feature is enabled, views such as
489 # shortlog or commit will display an avatar associated with
490 # the email of the committer(s) and/or author(s).
492 # Currently available providers are gravatar and picon.
493 # If an unknown provider is specified, the feature is disabled.
495 # Picon currently relies on the indiana.edu database.
497 # To enable system wide have in $GITWEB_CONFIG
498 # $feature{'avatar'}{'default'} = ['<provider>'];
499 # where <provider> is either gravatar or picon.
500 # To have project specific config enable override in $GITWEB_CONFIG
501 # $feature{'avatar'}{'override'} = 1;
502 # and in project config gitweb.avatar = <provider>;
503 'avatar' => {
504 'sub' => \&feature_avatar,
505 'override' => 0,
506 'default' => ['']},
508 # Enable displaying how much time and how many git commands
509 # it took to generate and display page. Disabled by default.
510 # Project specific override is not supported.
511 'timed' => {
512 'override' => 0,
513 'default' => [0]},
515 # Enable turning some links into links to actions which require
516 # JavaScript to run (like 'blame_incremental'). Not enabled by
517 # default. Project specific override is currently not supported.
518 'javascript-actions' => {
519 'override' => 0,
520 'default' => [0]},
522 # Enable and configure ability to change common timezone for dates
523 # in gitweb output via JavaScript. Enabled by default.
524 # Project specific override is not supported.
525 'javascript-timezone' => {
526 'override' => 0,
527 'default' => [
528 'local', # default timezone: 'utc', 'local', or '(-|+)HHMM' format,
529 # or undef to turn off this feature
530 'gitweb_tz', # name of cookie where to store selected timezone
531 'datetime', # CSS class used to mark up dates for manipulation
534 # Syntax highlighting support. This is based on Daniel Svensson's
535 # and Sham Chukoury's work in gitweb-xmms2.git.
536 # It requires the 'highlight' program present in $PATH,
537 # and therefore is disabled by default.
539 # To enable system wide have in $GITWEB_CONFIG
540 # $feature{'highlight'}{'default'} = [1];
542 'highlight' => {
543 'sub' => sub { feature_bool('highlight', @_) },
544 'override' => 0,
545 'default' => [0]},
547 # Enable displaying of remote heads in the heads list
549 # To enable system wide have in $GITWEB_CONFIG
550 # $feature{'remote_heads'}{'default'} = [1];
551 # To have project specific config enable override in $GITWEB_CONFIG
552 # $feature{'remote_heads'}{'override'} = 1;
553 # and in project config gitweb.remoteheads = 0|1;
554 'remote_heads' => {
555 'sub' => sub { feature_bool('remote_heads', @_) },
556 'override' => 0,
557 'default' => [0]},
559 # Enable showing branches under other refs in addition to heads
561 # To set system wide extra branch refs have in $GITWEB_CONFIG
562 # $feature{'extra-branch-refs'}{'default'} = ['dirs', 'of', 'choice'];
563 # To have project specific config enable override in $GITWEB_CONFIG
564 # $feature{'extra-branch-refs'}{'override'} = 1;
565 # and in project config gitweb.extrabranchrefs = dirs of choice
566 # Every directory is separated with whitespace.
568 'extra-branch-refs' => {
569 'sub' => \&feature_extra_branch_refs,
570 'override' => 0,
571 'default' => []},
573 # Redact e-mail addresses.
575 # To enable system wide have in $GITWEB_CONFIG
576 # $feature{'email-privacy'}{'default'} = [1];
577 'email-privacy' => {
578 'sub' => sub { feature_bool('email-privacy', @_) },
579 'override' => 1,
580 'default' => [0]},
583 sub gitweb_get_feature {
584 my ($name) = @_;
585 return unless exists $feature{$name};
586 my ($sub, $override, @defaults) = (
587 $feature{$name}{'sub'},
588 $feature{$name}{'override'},
589 @{$feature{$name}{'default'}});
590 # project specific override is possible only if we have project
591 our $git_dir; # global variable, declared later
592 if (!$override || !defined $git_dir) {
593 return @defaults;
595 if (!defined $sub) {
596 warn "feature $name is not overridable";
597 return @defaults;
599 return $sub->(@defaults);
602 # A wrapper to check if a given feature is enabled.
603 # With this, you can say
605 # my $bool_feat = gitweb_check_feature('bool_feat');
606 # gitweb_check_feature('bool_feat') or somecode;
608 # instead of
610 # my ($bool_feat) = gitweb_get_feature('bool_feat');
611 # (gitweb_get_feature('bool_feat'))[0] or somecode;
613 sub gitweb_check_feature {
614 return (gitweb_get_feature(@_))[0];
618 sub feature_bool {
619 my $key = shift;
620 my ($val) = git_get_project_config($key, '--bool');
622 if (!defined $val) {
623 return ($_[0]);
624 } elsif ($val eq 'true') {
625 return (1);
626 } elsif ($val eq 'false') {
627 return (0);
631 sub feature_snapshot {
632 my (@fmts) = @_;
634 my ($val) = git_get_project_config('snapshot');
636 if ($val) {
637 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
640 return @fmts;
643 sub feature_patches {
644 my @val = (git_get_project_config('patches', '--int'));
646 if (@val) {
647 return @val;
650 return ($_[0]);
653 sub feature_avatar {
654 my @val = (git_get_project_config('avatar'));
656 return @val ? @val : @_;
659 sub feature_extra_branch_refs {
660 my (@branch_refs) = @_;
661 my $values = git_get_project_config('extrabranchrefs');
663 if ($values) {
664 $values = config_to_multi ($values);
665 @branch_refs = ();
666 foreach my $value (@{$values}) {
667 push @branch_refs, split /\s+/, $value;
671 return @branch_refs;
674 # checking HEAD file with -e is fragile if the repository was
675 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
676 # and then pruned.
677 sub check_head_link {
678 my ($dir) = @_;
679 my $headfile = "$dir/HEAD";
680 return ((-e $headfile) ||
681 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
684 sub check_export_ok {
685 my ($dir) = @_;
686 return (check_head_link($dir) &&
687 (!$export_ok || -e "$dir/$export_ok") &&
688 (!$export_auth_hook || $export_auth_hook->($dir)));
691 # process alternate names for backward compatibility
692 # filter out unsupported (unknown) snapshot formats
693 sub filter_snapshot_fmts {
694 my @fmts = @_;
696 @fmts = map {
697 exists $known_snapshot_format_aliases{$_} ?
698 $known_snapshot_format_aliases{$_} : $_} @fmts;
699 @fmts = grep {
700 exists $known_snapshot_formats{$_} &&
701 !$known_snapshot_formats{$_}{'disabled'}} @fmts;
704 sub filter_and_validate_refs {
705 my @refs = @_;
706 my %unique_refs = ();
708 foreach my $ref (@refs) {
709 die_error(500, "Invalid ref '$ref' in 'extra-branch-refs' feature") unless (is_valid_ref_format($ref));
710 # 'heads' are added implicitly in get_branch_refs().
711 $unique_refs{$ref} = 1 if ($ref ne 'heads');
713 return sort keys %unique_refs;
716 # If it is set to code reference, it is code that it is to be run once per
717 # request, allowing updating configurations that change with each request,
718 # while running other code in config file only once.
720 # Otherwise, if it is false then gitweb would process config file only once;
721 # if it is true then gitweb config would be run for each request.
722 our $per_request_config = 1;
724 # read and parse gitweb config file given by its parameter.
725 # returns true on success, false on recoverable error, allowing
726 # to chain this subroutine, using first file that exists.
727 # dies on errors during parsing config file, as it is unrecoverable.
728 sub read_config_file {
729 my $filename = shift;
730 return unless defined $filename;
731 # die if there are errors parsing config file
732 if (-e $filename) {
733 do $filename;
734 die $@ if $@;
735 return 1;
737 return;
740 our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON);
741 sub evaluate_gitweb_config {
742 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
743 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
744 our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "++GITWEB_CONFIG_COMMON++";
746 # Protect against duplications of file names, to not read config twice.
747 # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so
748 # there possibility of duplication of filename there doesn't matter.
749 $GITWEB_CONFIG = "" if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON);
750 $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON);
752 # Common system-wide settings for convenience.
753 # Those settings can be overridden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM.
754 read_config_file($GITWEB_CONFIG_COMMON);
756 # Use first config file that exists. This means use the per-instance
757 # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG.
758 read_config_file($GITWEB_CONFIG) and return;
759 read_config_file($GITWEB_CONFIG_SYSTEM);
762 # Get loadavg of system, to compare against $maxload.
763 # Currently it requires '/proc/loadavg' present to get loadavg;
764 # if it is not present it returns 0, which means no load checking.
765 sub get_loadavg {
766 if( -e '/proc/loadavg' ){
767 open my $fd, '<', '/proc/loadavg'
768 or return 0;
769 my @load = split(/\s+/, scalar <$fd>);
770 close $fd;
772 # The first three columns measure CPU and IO utilization of the last one,
773 # five, and 10 minute periods. The fourth column shows the number of
774 # currently running processes and the total number of processes in the m/n
775 # format. The last column displays the last process ID used.
776 return $load[0] || 0;
778 # additional checks for load average should go here for things that don't export
779 # /proc/loadavg
781 return 0;
784 # version of the core git binary
785 our $git_version;
786 sub evaluate_git_version {
787 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
788 $number_of_git_cmds++;
791 sub check_loadavg {
792 if (defined $maxload && get_loadavg() > $maxload) {
793 die_error(503, "The load average on the server is too high");
797 # ======================================================================
798 # input validation and dispatch
800 # Various hash size-related values.
801 my $sha1_len = 40;
802 my $sha256_extra_len = 24;
803 my $sha256_len = $sha1_len + $sha256_extra_len;
805 # A regex matching $len hex characters. $len may be a range (e.g. 7,64).
806 sub oid_nlen_regex {
807 my $len = shift;
808 my $hchr = qr/[0-9a-fA-F]/;
809 return qr/(?:(?:$hchr){$len})/;
812 # A regex matching two sets of $nlen hex characters, prefixed by the literal
813 # string $prefix and with the literal string $infix between them.
814 sub oid_nlen_prefix_infix_regex {
815 my $nlen = shift;
816 my $prefix = shift;
817 my $infix = shift;
819 my $rx = oid_nlen_regex($nlen);
821 return qr/^\Q$prefix\E$rx\Q$infix\E$rx$/;
824 # A regex matching a valid object ID.
825 our $oid_regex;
827 my $x = oid_nlen_regex($sha1_len);
828 my $y = oid_nlen_regex($sha256_extra_len);
829 $oid_regex = qr/(?:$x(?:$y)?)/;
832 # input parameters can be collected from a variety of sources (presently, CGI
833 # and PATH_INFO), so we define an %input_params hash that collects them all
834 # together during validation: this allows subsequent uses (e.g. href()) to be
835 # agnostic of the parameter origin
837 our %input_params = ();
839 # input parameters are stored with the long parameter name as key. This will
840 # also be used in the href subroutine to convert parameters to their CGI
841 # equivalent, and since the href() usage is the most frequent one, we store
842 # the name -> CGI key mapping here, instead of the reverse.
844 # XXX: Warning: If you touch this, check the search form for updating,
845 # too.
847 our @cgi_param_mapping = (
848 project => "p",
849 action => "a",
850 file_name => "f",
851 file_parent => "fp",
852 hash => "h",
853 hash_parent => "hp",
854 hash_base => "hb",
855 hash_parent_base => "hpb",
856 page => "pg",
857 order => "o",
858 searchtext => "s",
859 searchtype => "st",
860 snapshot_format => "sf",
861 extra_options => "opt",
862 search_use_regexp => "sr",
863 ctag => "by_tag",
864 diff_style => "ds",
865 project_filter => "pf",
866 # this must be last entry (for manipulation from JavaScript)
867 javascript => "js"
869 our %cgi_param_mapping = @cgi_param_mapping;
871 # we will also need to know the possible actions, for validation
872 our %actions = (
873 "blame" => \&git_blame,
874 "blame_incremental" => \&git_blame_incremental,
875 "blame_data" => \&git_blame_data,
876 "blobdiff" => \&git_blobdiff,
877 "blobdiff_plain" => \&git_blobdiff_plain,
878 "blob" => \&git_blob,
879 "blob_plain" => \&git_blob_plain,
880 "commitdiff" => \&git_commitdiff,
881 "commitdiff_plain" => \&git_commitdiff_plain,
882 "commit" => \&git_commit,
883 "forks" => \&git_forks,
884 "heads" => \&git_heads,
885 "history" => \&git_history,
886 "log" => \&git_log,
887 "patch" => \&git_patch,
888 "patches" => \&git_patches,
889 "remotes" => \&git_remotes,
890 "rss" => \&git_rss,
891 "atom" => \&git_atom,
892 "search" => \&git_search,
893 "search_help" => \&git_search_help,
894 "shortlog" => \&git_shortlog,
895 "summary" => \&git_summary,
896 "tag" => \&git_tag,
897 "tags" => \&git_tags,
898 "tree" => \&git_tree,
899 "snapshot" => \&git_snapshot,
900 "object" => \&git_object,
901 # those below don't need $project
902 "opml" => \&git_opml,
903 "project_list" => \&git_project_list,
904 "project_index" => \&git_project_index,
907 # finally, we have the hash of allowed extra_options for the commands that
908 # allow them
909 our %allowed_options = (
910 "--no-merges" => [ qw(rss atom log shortlog history) ],
913 # fill %input_params with the CGI parameters. All values except for 'opt'
914 # should be single values, but opt can be an array. We should probably
915 # build an array of parameters that can be multi-valued, but since for the time
916 # being it's only this one, we just single it out
917 sub evaluate_query_params {
918 our $cgi;
920 while (my ($name, $symbol) = each %cgi_param_mapping) {
921 if ($symbol eq 'opt') {
922 $input_params{$name} = [ map { decode_utf8($_) } $cgi->multi_param($symbol) ];
923 } else {
924 $input_params{$name} = decode_utf8($cgi->param($symbol));
929 # now read PATH_INFO and update the parameter list for missing parameters
930 sub evaluate_path_info {
931 return if defined $input_params{'project'};
932 return if !$path_info;
933 $path_info =~ s,^/+,,;
934 return if !$path_info;
936 # find which part of PATH_INFO is project
937 my $project = $path_info;
938 $project =~ s,/+$,,;
939 while ($project && !check_head_link("$projectroot/$project")) {
940 $project =~ s,/*[^/]*$,,;
942 return unless $project;
943 $input_params{'project'} = $project;
945 # do not change any parameters if an action is given using the query string
946 return if $input_params{'action'};
947 $path_info =~ s,^\Q$project\E/*,,;
949 # next, check if we have an action
950 my $action = $path_info;
951 $action =~ s,/.*$,,;
952 if (exists $actions{$action}) {
953 $path_info =~ s,^$action/*,,;
954 $input_params{'action'} = $action;
957 # list of actions that want hash_base instead of hash, but can have no
958 # pathname (f) parameter
959 my @wants_base = (
960 'tree',
961 'history',
964 # we want to catch, among others
965 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
966 my ($parentrefname, $parentpathname, $refname, $pathname) =
967 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/);
969 # first, analyze the 'current' part
970 if (defined $pathname) {
971 # we got "branch:filename" or "branch:dir/"
972 # we could use git_get_type(branch:pathname), but:
973 # - it needs $git_dir
974 # - it does a git() call
975 # - the convention of terminating directories with a slash
976 # makes it superfluous
977 # - embedding the action in the PATH_INFO would make it even
978 # more superfluous
979 $pathname =~ s,^/+,,;
980 if (!$pathname || substr($pathname, -1) eq "/") {
981 $input_params{'action'} ||= "tree";
982 $pathname =~ s,/$,,;
983 } else {
984 # the default action depends on whether we had parent info
985 # or not
986 if ($parentrefname) {
987 $input_params{'action'} ||= "blobdiff_plain";
988 } else {
989 $input_params{'action'} ||= "blob_plain";
992 $input_params{'hash_base'} ||= $refname;
993 $input_params{'file_name'} ||= $pathname;
994 } elsif (defined $refname) {
995 # we got "branch". In this case we have to choose if we have to
996 # set hash or hash_base.
998 # Most of the actions without a pathname only want hash to be
999 # set, except for the ones specified in @wants_base that want
1000 # hash_base instead. It should also be noted that hand-crafted
1001 # links having 'history' as an action and no pathname or hash
1002 # set will fail, but that happens regardless of PATH_INFO.
1003 if (defined $parentrefname) {
1004 # if there is parent let the default be 'shortlog' action
1005 # (for http://git.example.com/repo.git/A..B links); if there
1006 # is no parent, dispatch will detect type of object and set
1007 # action appropriately if required (if action is not set)
1008 $input_params{'action'} ||= "shortlog";
1010 if ($input_params{'action'} &&
1011 grep { $_ eq $input_params{'action'} } @wants_base) {
1012 $input_params{'hash_base'} ||= $refname;
1013 } else {
1014 $input_params{'hash'} ||= $refname;
1018 # next, handle the 'parent' part, if present
1019 if (defined $parentrefname) {
1020 # a missing pathspec defaults to the 'current' filename, allowing e.g.
1021 # someproject/blobdiff/oldrev..newrev:/filename
1022 if ($parentpathname) {
1023 $parentpathname =~ s,^/+,,;
1024 $parentpathname =~ s,/$,,;
1025 $input_params{'file_parent'} ||= $parentpathname;
1026 } else {
1027 $input_params{'file_parent'} ||= $input_params{'file_name'};
1029 # we assume that hash_parent_base is wanted if a path was specified,
1030 # or if the action wants hash_base instead of hash
1031 if (defined $input_params{'file_parent'} ||
1032 grep { $_ eq $input_params{'action'} } @wants_base) {
1033 $input_params{'hash_parent_base'} ||= $parentrefname;
1034 } else {
1035 $input_params{'hash_parent'} ||= $parentrefname;
1039 # for the snapshot action, we allow URLs in the form
1040 # $project/snapshot/$hash.ext
1041 # where .ext determines the snapshot and gets removed from the
1042 # passed $refname to provide the $hash.
1044 # To be able to tell that $refname includes the format extension, we
1045 # require the following two conditions to be satisfied:
1046 # - the hash input parameter MUST have been set from the $refname part
1047 # of the URL (i.e. they must be equal)
1048 # - the snapshot format MUST NOT have been defined already (e.g. from
1049 # CGI parameter sf)
1050 # It's also useless to try any matching unless $refname has a dot,
1051 # so we check for that too
1052 if (defined $input_params{'action'} &&
1053 $input_params{'action'} eq 'snapshot' &&
1054 defined $refname && index($refname, '.') != -1 &&
1055 $refname eq $input_params{'hash'} &&
1056 !defined $input_params{'snapshot_format'}) {
1057 # We loop over the known snapshot formats, checking for
1058 # extensions. Allowed extensions are both the defined suffix
1059 # (which includes the initial dot already) and the snapshot
1060 # format key itself, with a prepended dot
1061 while (my ($fmt, $opt) = each %known_snapshot_formats) {
1062 my $hash = $refname;
1063 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
1064 next;
1066 my $sfx = $1;
1067 # a valid suffix was found, so set the snapshot format
1068 # and reset the hash parameter
1069 $input_params{'snapshot_format'} = $fmt;
1070 $input_params{'hash'} = $hash;
1071 # we also set the format suffix to the one requested
1072 # in the URL: this way a request for e.g. .tgz returns
1073 # a .tgz instead of a .tar.gz
1074 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
1075 last;
1080 our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
1081 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
1082 $searchtext, $search_regexp, $project_filter);
1083 sub evaluate_and_validate_params {
1084 our $action = $input_params{'action'};
1085 if (defined $action) {
1086 if (!is_valid_action($action)) {
1087 die_error(400, "Invalid action parameter");
1091 # parameters which are pathnames
1092 our $project = $input_params{'project'};
1093 if (defined $project) {
1094 if (!is_valid_project($project)) {
1095 undef $project;
1096 die_error(404, "No such project");
1100 our $project_filter = $input_params{'project_filter'};
1101 if (defined $project_filter) {
1102 if (!is_valid_pathname($project_filter)) {
1103 die_error(404, "Invalid project_filter parameter");
1107 our $file_name = $input_params{'file_name'};
1108 if (defined $file_name) {
1109 if (!is_valid_pathname($file_name)) {
1110 die_error(400, "Invalid file parameter");
1114 our $file_parent = $input_params{'file_parent'};
1115 if (defined $file_parent) {
1116 if (!is_valid_pathname($file_parent)) {
1117 die_error(400, "Invalid file parent parameter");
1121 # parameters which are refnames
1122 our $hash = $input_params{'hash'};
1123 if (defined $hash) {
1124 if (!is_valid_refname($hash)) {
1125 die_error(400, "Invalid hash parameter");
1129 our $hash_parent = $input_params{'hash_parent'};
1130 if (defined $hash_parent) {
1131 if (!is_valid_refname($hash_parent)) {
1132 die_error(400, "Invalid hash parent parameter");
1136 our $hash_base = $input_params{'hash_base'};
1137 if (defined $hash_base) {
1138 if (!is_valid_refname($hash_base)) {
1139 die_error(400, "Invalid hash base parameter");
1143 our @extra_options = @{$input_params{'extra_options'}};
1144 # @extra_options is always defined, since it can only be (currently) set from
1145 # CGI, and $cgi->param() returns the empty array in array context if the param
1146 # is not set
1147 foreach my $opt (@extra_options) {
1148 if (not exists $allowed_options{$opt}) {
1149 die_error(400, "Invalid option parameter");
1151 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
1152 die_error(400, "Invalid option parameter for this action");
1156 our $hash_parent_base = $input_params{'hash_parent_base'};
1157 if (defined $hash_parent_base) {
1158 if (!is_valid_refname($hash_parent_base)) {
1159 die_error(400, "Invalid hash parent base parameter");
1163 # other parameters
1164 our $page = $input_params{'page'};
1165 if (defined $page) {
1166 if ($page =~ m/[^0-9]/) {
1167 die_error(400, "Invalid page parameter");
1171 our $searchtype = $input_params{'searchtype'};
1172 if (defined $searchtype) {
1173 if ($searchtype =~ m/[^a-z]/) {
1174 die_error(400, "Invalid searchtype parameter");
1178 our $search_use_regexp = $input_params{'search_use_regexp'};
1180 our $searchtext = $input_params{'searchtext'};
1181 our $search_regexp = undef;
1182 if (defined $searchtext) {
1183 if (length($searchtext) < 2) {
1184 die_error(403, "At least two characters are required for search parameter");
1186 if ($search_use_regexp) {
1187 $search_regexp = $searchtext;
1188 if (!eval { qr/$search_regexp/; 1; }) {
1189 (my $error = $@) =~ s/ at \S+ line \d+.*\n?//;
1190 die_error(400, "Invalid search regexp '$search_regexp'",
1191 esc_html($error));
1193 } else {
1194 $search_regexp = quotemeta $searchtext;
1199 # path to the current git repository
1200 our $git_dir;
1201 sub evaluate_git_dir {
1202 our $git_dir = "$projectroot/$project" if $project;
1205 our (@snapshot_fmts, $git_avatar, @extra_branch_refs);
1206 sub configure_gitweb_features {
1207 # list of supported snapshot formats
1208 our @snapshot_fmts = gitweb_get_feature('snapshot');
1209 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1211 our ($git_avatar) = gitweb_get_feature('avatar');
1212 $git_avatar = '' unless $git_avatar =~ /^(?:gravatar|picon)$/s;
1214 our @extra_branch_refs = gitweb_get_feature('extra-branch-refs');
1215 @extra_branch_refs = filter_and_validate_refs (@extra_branch_refs);
1218 sub get_branch_refs {
1219 return ('heads', @extra_branch_refs);
1222 # custom error handler: 'die <message>' is Internal Server Error
1223 sub handle_errors_html {
1224 my $msg = shift; # it is already HTML escaped
1226 # to avoid infinite loop where error occurs in die_error,
1227 # change handler to default handler, disabling handle_errors_html
1228 set_message("Error occurred when inside die_error:\n$msg");
1230 # you cannot jump out of die_error when called as error handler;
1231 # the subroutine set via CGI::Carp::set_message is called _after_
1232 # HTTP headers are already written, so it cannot write them itself
1233 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1);
1235 set_message(\&handle_errors_html);
1237 # dispatch
1238 sub dispatch {
1239 if (!defined $action) {
1240 if (defined $hash) {
1241 $action = git_get_type($hash);
1242 $action or die_error(404, "Object does not exist");
1243 } elsif (defined $hash_base && defined $file_name) {
1244 $action = git_get_type("$hash_base:$file_name");
1245 $action or die_error(404, "File or directory does not exist");
1246 } elsif (defined $project) {
1247 $action = 'summary';
1248 } else {
1249 $action = 'project_list';
1252 if (!defined($actions{$action})) {
1253 die_error(400, "Unknown action");
1255 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
1256 !$project) {
1257 die_error(400, "Project needed");
1259 $actions{$action}->();
1262 sub reset_timer {
1263 our $t0 = [ gettimeofday() ]
1264 if defined $t0;
1265 our $number_of_git_cmds = 0;
1268 our $first_request = 1;
1269 sub run_request {
1270 reset_timer();
1272 evaluate_uri();
1273 if ($first_request) {
1274 evaluate_gitweb_config();
1275 evaluate_git_version();
1277 if ($per_request_config) {
1278 if (ref($per_request_config) eq 'CODE') {
1279 $per_request_config->();
1280 } elsif (!$first_request) {
1281 evaluate_gitweb_config();
1284 check_loadavg();
1286 # $projectroot and $projects_list might be set in gitweb config file
1287 $projects_list ||= $projectroot;
1289 evaluate_query_params();
1290 evaluate_path_info();
1291 evaluate_and_validate_params();
1292 evaluate_git_dir();
1294 configure_gitweb_features();
1296 dispatch();
1299 our $is_last_request = sub { 1 };
1300 our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
1301 our $CGI = 'CGI';
1302 our $cgi;
1303 our $FCGI_Stream_PRINT_raw = \&FCGI::Stream::PRINT;
1304 sub configure_as_fcgi {
1305 require CGI::Fast;
1306 our $CGI = 'CGI::Fast';
1307 # FCGI is not Unicode aware hence the UTF-8 encoding must be done manually.
1308 # However no encoding must be done within git_blob_plain() and git_snapshot()
1309 # which must still output in raw binary mode.
1310 no warnings 'redefine';
1311 my $enc = Encode::find_encoding('UTF-8');
1312 *FCGI::Stream::PRINT = sub {
1313 my @OUTPUT = @_;
1314 for (my $i = 1; $i < @_; $i++) {
1315 $OUTPUT[$i] = $enc->encode($_[$i], Encode::FB_CROAK|Encode::LEAVE_SRC);
1317 @_ = @OUTPUT;
1318 goto $FCGI_Stream_PRINT_raw;
1321 my $request_number = 0;
1322 # let each child service 100 requests
1323 our $is_last_request = sub { ++$request_number > 100 };
1325 sub evaluate_argv {
1326 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
1327 configure_as_fcgi()
1328 if $script_name =~ /\.fcgi$/;
1330 return unless (@ARGV);
1332 require Getopt::Long;
1333 Getopt::Long::GetOptions(
1334 'fastcgi|fcgi|f' => \&configure_as_fcgi,
1335 'nproc|n=i' => sub {
1336 my ($arg, $val) = @_;
1337 return unless eval { require FCGI::ProcManager; 1; };
1338 my $proc_manager = FCGI::ProcManager->new({
1339 n_processes => $val,
1341 our $pre_listen_hook = sub { $proc_manager->pm_manage() };
1342 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
1343 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
1348 sub run {
1349 evaluate_argv();
1351 $first_request = 1;
1352 $pre_listen_hook->()
1353 if $pre_listen_hook;
1355 REQUEST:
1356 while ($cgi = $CGI->new()) {
1357 $pre_dispatch_hook->()
1358 if $pre_dispatch_hook;
1360 run_request();
1362 $post_dispatch_hook->()
1363 if $post_dispatch_hook;
1364 $first_request = 0;
1366 last REQUEST if ($is_last_request->());
1369 DONE_GITWEB:
1373 run();
1375 if (defined caller) {
1376 # wrapped in a subroutine processing requests,
1377 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI
1378 return;
1379 } else {
1380 # pure CGI script, serving single request
1381 exit;
1384 ## ======================================================================
1385 ## action links
1387 # possible values of extra options
1388 # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base)
1389 # -replay => 1 - start from a current view (replay with modifications)
1390 # -path_info => 0|1 - don't use/use path_info URL (if possible)
1391 # -anchor => ANCHOR - add #ANCHOR to end of URL, implies -replay if used alone
1392 sub href {
1393 my %params = @_;
1394 # default is to use -absolute url() i.e. $my_uri
1395 my $href = $params{-full} ? $my_url : $my_uri;
1397 # implicit -replay, must be first of implicit params
1398 $params{-replay} = 1 if (keys %params == 1 && $params{-anchor});
1400 $params{'project'} = $project unless exists $params{'project'};
1402 if ($params{-replay}) {
1403 while (my ($name, $symbol) = each %cgi_param_mapping) {
1404 if (!exists $params{$name}) {
1405 $params{$name} = $input_params{$name};
1410 my $use_pathinfo = gitweb_check_feature('pathinfo');
1411 if (defined $params{'project'} &&
1412 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) {
1413 # try to put as many parameters as possible in PATH_INFO:
1414 # - project name
1415 # - action
1416 # - hash_parent or hash_parent_base:/file_parent
1417 # - hash or hash_base:/filename
1418 # - the snapshot_format as an appropriate suffix
1420 # When the script is the root DirectoryIndex for the domain,
1421 # $href here would be something like http://gitweb.example.com/
1422 # Thus, we strip any trailing / from $href, to spare us double
1423 # slashes in the final URL
1424 $href =~ s,/$,,;
1426 # Then add the project name, if present
1427 $href .= "/".esc_path_info($params{'project'});
1428 delete $params{'project'};
1430 # since we destructively absorb parameters, we keep this
1431 # boolean that remembers if we're handling a snapshot
1432 my $is_snapshot = $params{'action'} eq 'snapshot';
1434 # Summary just uses the project path URL, any other action is
1435 # added to the URL
1436 if (defined $params{'action'}) {
1437 $href .= "/".esc_path_info($params{'action'})
1438 unless $params{'action'} eq 'summary';
1439 delete $params{'action'};
1442 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
1443 # stripping nonexistent or useless pieces
1444 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
1445 || $params{'hash_parent'} || $params{'hash'});
1446 if (defined $params{'hash_base'}) {
1447 if (defined $params{'hash_parent_base'}) {
1448 $href .= esc_path_info($params{'hash_parent_base'});
1449 # skip the file_parent if it's the same as the file_name
1450 if (defined $params{'file_parent'}) {
1451 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) {
1452 delete $params{'file_parent'};
1453 } elsif ($params{'file_parent'} !~ /\.\./) {
1454 $href .= ":/".esc_path_info($params{'file_parent'});
1455 delete $params{'file_parent'};
1458 $href .= "..";
1459 delete $params{'hash_parent'};
1460 delete $params{'hash_parent_base'};
1461 } elsif (defined $params{'hash_parent'}) {
1462 $href .= esc_path_info($params{'hash_parent'}). "..";
1463 delete $params{'hash_parent'};
1466 $href .= esc_path_info($params{'hash_base'});
1467 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
1468 $href .= ":/".esc_path_info($params{'file_name'});
1469 delete $params{'file_name'};
1471 delete $params{'hash'};
1472 delete $params{'hash_base'};
1473 } elsif (defined $params{'hash'}) {
1474 $href .= esc_path_info($params{'hash'});
1475 delete $params{'hash'};
1478 # If the action was a snapshot, we can absorb the
1479 # snapshot_format parameter too
1480 if ($is_snapshot) {
1481 my $fmt = $params{'snapshot_format'};
1482 # snapshot_format should always be defined when href()
1483 # is called, but just in case some code forgets, we
1484 # fall back to the default
1485 $fmt ||= $snapshot_fmts[0];
1486 $href .= $known_snapshot_formats{$fmt}{'suffix'};
1487 delete $params{'snapshot_format'};
1491 # now encode the parameters explicitly
1492 my @result = ();
1493 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
1494 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
1495 if (defined $params{$name}) {
1496 if (ref($params{$name}) eq "ARRAY") {
1497 foreach my $par (@{$params{$name}}) {
1498 push @result, $symbol . "=" . esc_param($par);
1500 } else {
1501 push @result, $symbol . "=" . esc_param($params{$name});
1505 $href .= "?" . join(';', @result) if scalar @result;
1507 # final transformation: trailing spaces must be escaped (URI-encoded)
1508 $href =~ s/(\s+)$/CGI::escape($1)/e;
1510 if ($params{-anchor}) {
1511 $href .= "#".esc_param($params{-anchor});
1514 return $href;
1518 ## ======================================================================
1519 ## validation, quoting/unquoting and escaping
1521 sub is_valid_action {
1522 my $input = shift;
1523 return undef unless exists $actions{$input};
1524 return 1;
1527 sub is_valid_project {
1528 my $input = shift;
1530 return unless defined $input;
1531 if (!is_valid_pathname($input) ||
1532 !(-d "$projectroot/$input") ||
1533 !check_export_ok("$projectroot/$input") ||
1534 ($strict_export && !project_in_list($input))) {
1535 return undef;
1536 } else {
1537 return 1;
1541 sub is_valid_pathname {
1542 my $input = shift;
1544 return undef unless defined $input;
1545 # no '.' or '..' as elements of path, i.e. no '.' or '..'
1546 # at the beginning, at the end, and between slashes.
1547 # also this catches doubled slashes
1548 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1549 return undef;
1551 # no null characters
1552 if ($input =~ m!\0!) {
1553 return undef;
1555 return 1;
1558 sub is_valid_ref_format {
1559 my $input = shift;
1561 return undef unless defined $input;
1562 # restrictions on ref name according to git-check-ref-format
1563 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1564 return undef;
1566 return 1;
1569 sub is_valid_refname {
1570 my $input = shift;
1572 return undef unless defined $input;
1573 # textual hashes are O.K.
1574 if ($input =~ m/^$oid_regex$/) {
1575 return 1;
1577 # it must be correct pathname
1578 is_valid_pathname($input) or return undef;
1579 # check git-check-ref-format restrictions
1580 is_valid_ref_format($input) or return undef;
1581 return 1;
1584 # decode sequences of octets in utf8 into Perl's internal form,
1585 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1586 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1587 sub to_utf8 {
1588 my $str = shift;
1589 return undef unless defined $str;
1591 if (utf8::is_utf8($str) || utf8::decode($str)) {
1592 return $str;
1593 } else {
1594 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1598 # quote unsafe chars, but keep the slash, even when it's not
1599 # correct, but quoted slashes look too horrible in bookmarks
1600 sub esc_param {
1601 my $str = shift;
1602 return undef unless defined $str;
1603 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg;
1604 $str =~ s/ /\+/g;
1605 return $str;
1608 # the quoting rules for path_info fragment are slightly different
1609 sub esc_path_info {
1610 my $str = shift;
1611 return undef unless defined $str;
1613 # path_info doesn't treat '+' as space (specially), but '?' must be escaped
1614 $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg;
1616 return $str;
1619 # quote unsafe chars in whole URL, so some characters cannot be quoted
1620 sub esc_url {
1621 my $str = shift;
1622 return undef unless defined $str;
1623 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg;
1624 $str =~ s/ /\+/g;
1625 return $str;
1628 # quote unsafe characters in HTML attributes
1629 sub esc_attr {
1631 # for XHTML conformance escaping '"' to '&quot;' is not enough
1632 return esc_html(@_);
1635 # replace invalid utf8 character with SUBSTITUTION sequence
1636 sub esc_html {
1637 my $str = shift;
1638 my %opts = @_;
1640 return undef unless defined $str;
1642 $str = to_utf8($str);
1643 $str = $cgi->escapeHTML($str);
1644 if ($opts{'-nbsp'}) {
1645 $str =~ s/ /&nbsp;/g;
1647 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1648 return $str;
1651 # quote control characters and escape filename to HTML
1652 sub esc_path {
1653 my $str = shift;
1654 my %opts = @_;
1656 return undef unless defined $str;
1658 $str = to_utf8($str);
1659 $str = $cgi->escapeHTML($str);
1660 if ($opts{'-nbsp'}) {
1661 $str =~ s/ /&nbsp;/g;
1663 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1664 return $str;
1667 # Sanitize for use in XHTML + application/xml+xhtml (valid XML 1.0)
1668 sub sanitize {
1669 my $str = shift;
1671 return undef unless defined $str;
1673 $str = to_utf8($str);
1674 $str =~ s|([[:cntrl:]])|(index("\t\n\r", $1) != -1 ? $1 : quot_cec($1))|eg;
1675 return $str;
1678 # Make control characters "printable", using character escape codes (CEC)
1679 sub quot_cec {
1680 my $cntrl = shift;
1681 my %opts = @_;
1682 my %es = ( # character escape codes, aka escape sequences
1683 "\t" => '\t', # tab (HT)
1684 "\n" => '\n', # line feed (LF)
1685 "\r" => '\r', # carriage return (CR)
1686 "\f" => '\f', # form feed (FF)
1687 "\b" => '\b', # backspace (BS)
1688 "\a" => '\a', # alarm (bell) (BEL)
1689 "\e" => '\e', # escape (ESC)
1690 "\013" => '\v', # vertical tab (VT)
1691 "\000" => '\0', # nul character (NUL)
1693 my $chr = ( (exists $es{$cntrl})
1694 ? $es{$cntrl}
1695 : sprintf('\%2x', ord($cntrl)) );
1696 if ($opts{-nohtml}) {
1697 return $chr;
1698 } else {
1699 return "<span class=\"cntrl\">$chr</span>";
1703 # Alternatively use unicode control pictures codepoints,
1704 # Unicode "printable representation" (PR)
1705 sub quot_upr {
1706 my $cntrl = shift;
1707 my %opts = @_;
1709 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1710 if ($opts{-nohtml}) {
1711 return $chr;
1712 } else {
1713 return "<span class=\"cntrl\">$chr</span>";
1717 # git may return quoted and escaped filenames
1718 sub unquote {
1719 my $str = shift;
1721 sub unq {
1722 my $seq = shift;
1723 my %es = ( # character escape codes, aka escape sequences
1724 't' => "\t", # tab (HT, TAB)
1725 'n' => "\n", # newline (NL)
1726 'r' => "\r", # return (CR)
1727 'f' => "\f", # form feed (FF)
1728 'b' => "\b", # backspace (BS)
1729 'a' => "\a", # alarm (bell) (BEL)
1730 'e' => "\e", # escape (ESC)
1731 'v' => "\013", # vertical tab (VT)
1734 if ($seq =~ m/^[0-7]{1,3}$/) {
1735 # octal char sequence
1736 return chr(oct($seq));
1737 } elsif (exists $es{$seq}) {
1738 # C escape sequence, aka character escape code
1739 return $es{$seq};
1741 # quoted ordinary character
1742 return $seq;
1745 if ($str =~ m/^"(.*)"$/) {
1746 # needs unquoting
1747 $str = $1;
1748 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1750 return $str;
1753 # escape tabs (convert tabs to spaces)
1754 sub untabify {
1755 my $line = shift;
1757 while ((my $pos = index($line, "\t")) != -1) {
1758 if (my $count = (8 - ($pos % 8))) {
1759 my $spaces = ' ' x $count;
1760 $line =~ s/\t/$spaces/;
1764 return $line;
1767 sub project_in_list {
1768 my $project = shift;
1769 my @list = git_get_projects_list();
1770 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1773 ## ----------------------------------------------------------------------
1774 ## HTML aware string manipulation
1776 # Try to chop given string on a word boundary between position
1777 # $len and $len+$add_len. If there is no word boundary there,
1778 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1779 # (marking chopped part) would be longer than given string.
1780 sub chop_str {
1781 my $str = shift;
1782 my $len = shift;
1783 my $add_len = shift || 10;
1784 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1786 # Make sure perl knows it is utf8 encoded so we don't
1787 # cut in the middle of a utf8 multibyte char.
1788 $str = to_utf8($str);
1790 # allow only $len chars, but don't cut a word if it would fit in $add_len
1791 # if it doesn't fit, cut it if it's still longer than the dots we would add
1792 # remove chopped character entities entirely
1794 # when chopping in the middle, distribute $len into left and right part
1795 # return early if chopping wouldn't make string shorter
1796 if ($where eq 'center') {
1797 return $str if ($len + 5 >= length($str)); # filler is length 5
1798 $len = int($len/2);
1799 } else {
1800 return $str if ($len + 4 >= length($str)); # filler is length 4
1803 # regexps: ending and beginning with word part up to $add_len
1804 my $endre = qr/.{$len}\w{0,$add_len}/;
1805 my $begre = qr/\w{0,$add_len}.{$len}/;
1807 if ($where eq 'left') {
1808 $str =~ m/^(.*?)($begre)$/;
1809 my ($lead, $body) = ($1, $2);
1810 if (length($lead) > 4) {
1811 $lead = " ...";
1813 return "$lead$body";
1815 } elsif ($where eq 'center') {
1816 $str =~ m/^($endre)(.*)$/;
1817 my ($left, $str) = ($1, $2);
1818 $str =~ m/^(.*?)($begre)$/;
1819 my ($mid, $right) = ($1, $2);
1820 if (length($mid) > 5) {
1821 $mid = " ... ";
1823 return "$left$mid$right";
1825 } else {
1826 $str =~ m/^($endre)(.*)$/;
1827 my $body = $1;
1828 my $tail = $2;
1829 if (length($tail) > 4) {
1830 $tail = "... ";
1832 return "$body$tail";
1836 # takes the same arguments as chop_str, but also wraps a <span> around the
1837 # result with a title attribute if it does get chopped. Additionally, the
1838 # string is HTML-escaped.
1839 sub chop_and_escape_str {
1840 my ($str) = @_;
1842 my $chopped = chop_str(@_);
1843 $str = to_utf8($str);
1844 if ($chopped eq $str) {
1845 return esc_html($chopped);
1846 } else {
1847 $str =~ s/[[:cntrl:]]/?/g;
1848 return $cgi->span({-title=>$str}, esc_html($chopped));
1852 # Highlight selected fragments of string, using given CSS class,
1853 # and escape HTML. It is assumed that fragments do not overlap.
1854 # Regions are passed as list of pairs (array references).
1856 # Example: esc_html_hl_regions("foobar", "mark", [ 0, 3 ]) returns
1857 # '<span class="mark">foo</span>bar'
1858 sub esc_html_hl_regions {
1859 my ($str, $css_class, @sel) = @_;
1860 my %opts = grep { ref($_) ne 'ARRAY' } @sel;
1861 @sel = grep { ref($_) eq 'ARRAY' } @sel;
1862 return esc_html($str, %opts) unless @sel;
1864 my $out = '';
1865 my $pos = 0;
1867 for my $s (@sel) {
1868 my ($begin, $end) = @$s;
1870 # Don't create empty <span> elements.
1871 next if $end <= $begin;
1873 my $escaped = esc_html(substr($str, $begin, $end - $begin),
1874 %opts);
1876 $out .= esc_html(substr($str, $pos, $begin - $pos), %opts)
1877 if ($begin - $pos > 0);
1878 $out .= $cgi->span({-class => $css_class}, $escaped);
1880 $pos = $end;
1882 $out .= esc_html(substr($str, $pos), %opts)
1883 if ($pos < length($str));
1885 return $out;
1888 # return positions of beginning and end of each match
1889 sub matchpos_list {
1890 my ($str, $regexp) = @_;
1891 return unless (defined $str && defined $regexp);
1893 my @matches;
1894 while ($str =~ /$regexp/g) {
1895 push @matches, [$-[0], $+[0]];
1897 return @matches;
1900 # highlight match (if any), and escape HTML
1901 sub esc_html_match_hl {
1902 my ($str, $regexp) = @_;
1903 return esc_html($str) unless defined $regexp;
1905 my @matches = matchpos_list($str, $regexp);
1906 return esc_html($str) unless @matches;
1908 return esc_html_hl_regions($str, 'match', @matches);
1912 # highlight match (if any) of shortened string, and escape HTML
1913 sub esc_html_match_hl_chopped {
1914 my ($str, $chopped, $regexp) = @_;
1915 return esc_html_match_hl($str, $regexp) unless defined $chopped;
1917 my @matches = matchpos_list($str, $regexp);
1918 return esc_html($chopped) unless @matches;
1920 # filter matches so that we mark chopped string
1921 my $tail = "... "; # see chop_str
1922 unless ($chopped =~ s/\Q$tail\E$//) {
1923 $tail = '';
1925 my $chop_len = length($chopped);
1926 my $tail_len = length($tail);
1927 my @filtered;
1929 for my $m (@matches) {
1930 if ($m->[0] > $chop_len) {
1931 push @filtered, [ $chop_len, $chop_len + $tail_len ] if ($tail_len > 0);
1932 last;
1933 } elsif ($m->[1] > $chop_len) {
1934 push @filtered, [ $m->[0], $chop_len + $tail_len ];
1935 last;
1937 push @filtered, $m;
1940 return esc_html_hl_regions($chopped . $tail, 'match', @filtered);
1943 ## ----------------------------------------------------------------------
1944 ## functions returning short strings
1946 # CSS class for given age value (in seconds)
1947 sub age_class {
1948 my $age = shift;
1950 if (!defined $age) {
1951 return "noage";
1952 } elsif ($age < 60*60*2) {
1953 return "age0";
1954 } elsif ($age < 60*60*24*2) {
1955 return "age1";
1956 } else {
1957 return "age2";
1961 # convert age in seconds to "nn units ago" string
1962 sub age_string {
1963 my $age = shift;
1964 my $age_str;
1966 if ($age > 60*60*24*365*2) {
1967 $age_str = (int $age/60/60/24/365);
1968 $age_str .= " years ago";
1969 } elsif ($age > 60*60*24*(365/12)*2) {
1970 $age_str = int $age/60/60/24/(365/12);
1971 $age_str .= " months ago";
1972 } elsif ($age > 60*60*24*7*2) {
1973 $age_str = int $age/60/60/24/7;
1974 $age_str .= " weeks ago";
1975 } elsif ($age > 60*60*24*2) {
1976 $age_str = int $age/60/60/24;
1977 $age_str .= " days ago";
1978 } elsif ($age > 60*60*2) {
1979 $age_str = int $age/60/60;
1980 $age_str .= " hours ago";
1981 } elsif ($age > 60*2) {
1982 $age_str = int $age/60;
1983 $age_str .= " min ago";
1984 } elsif ($age > 2) {
1985 $age_str = int $age;
1986 $age_str .= " sec ago";
1987 } else {
1988 $age_str .= " right now";
1990 return $age_str;
1993 use constant {
1994 S_IFINVALID => 0030000,
1995 S_IFGITLINK => 0160000,
1998 # submodule/subproject, a commit object reference
1999 sub S_ISGITLINK {
2000 my $mode = shift;
2002 return (($mode & S_IFMT) == S_IFGITLINK)
2005 # convert file mode in octal to symbolic file mode string
2006 sub mode_str {
2007 my $mode = oct shift;
2009 if (S_ISGITLINK($mode)) {
2010 return 'm---------';
2011 } elsif (S_ISDIR($mode & S_IFMT)) {
2012 return 'drwxr-xr-x';
2013 } elsif (S_ISLNK($mode)) {
2014 return 'lrwxrwxrwx';
2015 } elsif (S_ISREG($mode)) {
2016 # git cares only about the executable bit
2017 if ($mode & S_IXUSR) {
2018 return '-rwxr-xr-x';
2019 } else {
2020 return '-rw-r--r--';
2022 } else {
2023 return '----------';
2027 # convert file mode in octal to file type string
2028 sub file_type {
2029 my $mode = shift;
2031 if ($mode !~ m/^[0-7]+$/) {
2032 return $mode;
2033 } else {
2034 $mode = oct $mode;
2037 if (S_ISGITLINK($mode)) {
2038 return "submodule";
2039 } elsif (S_ISDIR($mode & S_IFMT)) {
2040 return "directory";
2041 } elsif (S_ISLNK($mode)) {
2042 return "symlink";
2043 } elsif (S_ISREG($mode)) {
2044 return "file";
2045 } else {
2046 return "unknown";
2050 # convert file mode in octal to file type description string
2051 sub file_type_long {
2052 my $mode = shift;
2054 if ($mode !~ m/^[0-7]+$/) {
2055 return $mode;
2056 } else {
2057 $mode = oct $mode;
2060 if (S_ISGITLINK($mode)) {
2061 return "submodule";
2062 } elsif (S_ISDIR($mode & S_IFMT)) {
2063 return "directory";
2064 } elsif (S_ISLNK($mode)) {
2065 return "symlink";
2066 } elsif (S_ISREG($mode)) {
2067 if ($mode & S_IXUSR) {
2068 return "executable";
2069 } else {
2070 return "file";
2072 } else {
2073 return "unknown";
2078 ## ----------------------------------------------------------------------
2079 ## functions returning short HTML fragments, or transforming HTML fragments
2080 ## which don't belong to other sections
2082 # format line of commit message.
2083 sub format_log_line_html {
2084 my $line = shift;
2086 # Potentially abbreviated OID.
2087 my $regex = oid_nlen_regex("7,64");
2089 $line = esc_html($line, -nbsp=>1);
2090 $line =~ s{
2093 # The output of "git describe", e.g. v2.10.0-297-gf6727b0
2094 # or hadoop-20160921-113441-20-g094fb7d
2095 (?<!-) # see strbuf_check_tag_ref(). Tags can't start with -
2096 [A-Za-z0-9.-]+
2097 (?!\.) # refs can't end with ".", see check_refname_format()
2098 -g$regex
2100 # Just a normal looking Git SHA1
2101 $regex
2105 $cgi->a({-href => href(action=>"object", hash=>$1),
2106 -class => "text"}, $1);
2107 }egx;
2109 return $line;
2112 # format marker of refs pointing to given object
2114 # the destination action is chosen based on object type and current context:
2115 # - for annotated tags, we choose the tag view unless it's the current view
2116 # already, in which case we go to shortlog view
2117 # - for other refs, we keep the current view if we're in history, shortlog or
2118 # log view, and select shortlog otherwise
2119 sub format_ref_marker {
2120 my ($refs, $id) = @_;
2121 my $markers = '';
2123 if (defined $refs->{$id}) {
2124 foreach my $ref (@{$refs->{$id}}) {
2125 # this code exploits the fact that non-lightweight tags are the
2126 # only indirect objects, and that they are the only objects for which
2127 # we want to use tag instead of shortlog as action
2128 my ($type, $name) = qw();
2129 my $indirect = ($ref =~ s/\^\{\}$//);
2130 # e.g. tags/v2.6.11 or heads/next
2131 if ($ref =~ m!^(.*?)s?/(.*)$!) {
2132 $type = $1;
2133 $name = $2;
2134 } else {
2135 $type = "ref";
2136 $name = $ref;
2139 my $class = $type;
2140 $class .= " indirect" if $indirect;
2142 my $dest_action = "shortlog";
2144 if ($indirect) {
2145 $dest_action = "tag" unless $action eq "tag";
2146 } elsif ($action =~ /^(history|(short)?log)$/) {
2147 $dest_action = $action;
2150 my $dest = "";
2151 $dest .= "refs/" unless $ref =~ m!^refs/!;
2152 $dest .= $ref;
2154 my $link = $cgi->a({
2155 -href => href(
2156 action=>$dest_action,
2157 hash=>$dest
2158 )}, esc_html($name));
2160 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" .
2161 $link . "</span>";
2165 if ($markers) {
2166 return ' <span class="refs">'. $markers . '</span>';
2167 } else {
2168 return "";
2172 # format, perhaps shortened and with markers, title line
2173 sub format_subject_html {
2174 my ($long, $short, $href, $extra) = @_;
2175 $extra = '' unless defined($extra);
2177 if (length($short) < length($long)) {
2178 $long =~ s/[[:cntrl:]]/?/g;
2179 return $cgi->a({-href => $href, -class => "list subject",
2180 -title => to_utf8($long)},
2181 esc_html($short)) . $extra;
2182 } else {
2183 return $cgi->a({-href => $href, -class => "list subject"},
2184 esc_html($long)) . $extra;
2188 # Rather than recomputing the url for an email multiple times, we cache it
2189 # after the first hit. This gives a visible benefit in views where the avatar
2190 # for the same email is used repeatedly (e.g. shortlog).
2191 # The cache is shared by all avatar engines (currently gravatar only), which
2192 # are free to use it as preferred. Since only one avatar engine is used for any
2193 # given page, there's no risk for cache conflicts.
2194 our %avatar_cache = ();
2196 # Compute the picon url for a given email, by using the picon search service over at
2197 # http://www.cs.indiana.edu/picons/search.html
2198 sub picon_url {
2199 my $email = lc shift;
2200 if (!$avatar_cache{$email}) {
2201 my ($user, $domain) = split('@', $email);
2202 $avatar_cache{$email} =
2203 "//www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" .
2204 "$domain/$user/" .
2205 "users+domains+unknown/up/single";
2207 return $avatar_cache{$email};
2210 # Compute the gravatar url for a given email, if it's not in the cache already.
2211 # Gravatar stores only the part of the URL before the size, since that's the
2212 # one computationally more expensive. This also allows reuse of the cache for
2213 # different sizes (for this particular engine).
2214 sub gravatar_url {
2215 my $email = lc shift;
2216 my $size = shift;
2217 $avatar_cache{$email} ||=
2218 "//www.gravatar.com/avatar/" .
2219 md5_hex($email) . "?s=";
2220 return $avatar_cache{$email} . $size;
2223 # Insert an avatar for the given $email at the given $size if the feature
2224 # is enabled.
2225 sub git_get_avatar {
2226 my ($email, %opts) = @_;
2227 my $pre_white = ($opts{-pad_before} ? "&nbsp;" : "");
2228 my $post_white = ($opts{-pad_after} ? "&nbsp;" : "");
2229 $opts{-size} ||= 'default';
2230 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
2231 my $url = "";
2232 if ($git_avatar eq 'gravatar') {
2233 $url = gravatar_url($email, $size);
2234 } elsif ($git_avatar eq 'picon') {
2235 $url = picon_url($email);
2237 # Other providers can be added by extending the if chain, defining $url
2238 # as needed. If no variant puts something in $url, we assume avatars
2239 # are completely disabled/unavailable.
2240 if ($url) {
2241 return $pre_white .
2242 "<img width=\"$size\" " .
2243 "class=\"avatar\" " .
2244 "src=\"".esc_url($url)."\" " .
2245 "alt=\"\" " .
2246 "/>" . $post_white;
2247 } else {
2248 return "";
2252 sub format_search_author {
2253 my ($author, $searchtype, $displaytext) = @_;
2254 my $have_search = gitweb_check_feature('search');
2256 if ($have_search) {
2257 my $performed = "";
2258 if ($searchtype eq 'author') {
2259 $performed = "authored";
2260 } elsif ($searchtype eq 'committer') {
2261 $performed = "committed";
2264 return $cgi->a({-href => href(action=>"search", hash=>$hash,
2265 searchtext=>$author,
2266 searchtype=>$searchtype), class=>"list",
2267 title=>"Search for commits $performed by $author"},
2268 $displaytext);
2270 } else {
2271 return $displaytext;
2275 # format the author name of the given commit with the given tag
2276 # the author name is chopped and escaped according to the other
2277 # optional parameters (see chop_str).
2278 sub format_author_html {
2279 my $tag = shift;
2280 my $co = shift;
2281 my $author = chop_and_escape_str($co->{'author_name'}, @_);
2282 return "<$tag class=\"author\">" .
2283 format_search_author($co->{'author_name'}, "author",
2284 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
2285 $author) .
2286 "</$tag>";
2289 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
2290 sub format_git_diff_header_line {
2291 my $line = shift;
2292 my $diffinfo = shift;
2293 my ($from, $to) = @_;
2295 if ($diffinfo->{'nparents'}) {
2296 # combined diff
2297 $line =~ s!^(diff (.*?) )"?.*$!$1!;
2298 if ($to->{'href'}) {
2299 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2300 esc_path($to->{'file'}));
2301 } else { # file was deleted (no href)
2302 $line .= esc_path($to->{'file'});
2304 } else {
2305 # "ordinary" diff
2306 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
2307 if ($from->{'href'}) {
2308 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
2309 'a/' . esc_path($from->{'file'}));
2310 } else { # file was added (no href)
2311 $line .= 'a/' . esc_path($from->{'file'});
2313 $line .= ' ';
2314 if ($to->{'href'}) {
2315 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2316 'b/' . esc_path($to->{'file'}));
2317 } else { # file was deleted
2318 $line .= 'b/' . esc_path($to->{'file'});
2322 return "<div class=\"diff header\">$line</div>\n";
2325 # format extended diff header line, before patch itself
2326 sub format_extended_diff_header_line {
2327 my $line = shift;
2328 my $diffinfo = shift;
2329 my ($from, $to) = @_;
2331 # match <path>
2332 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
2333 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2334 esc_path($from->{'file'}));
2336 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
2337 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2338 esc_path($to->{'file'}));
2340 # match single <mode>
2341 if ($line =~ m/\s(\d{6})$/) {
2342 $line .= '<span class="info"> (' .
2343 file_type_long($1) .
2344 ')</span>';
2346 # match <hash>
2347 if ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", ",") |
2348 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", ",")) {
2349 # can match only for combined diff
2350 $line = 'index ';
2351 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2352 if ($from->{'href'}[$i]) {
2353 $line .= $cgi->a({-href=>$from->{'href'}[$i],
2354 -class=>"hash"},
2355 substr($diffinfo->{'from_id'}[$i],0,7));
2356 } else {
2357 $line .= '0' x 7;
2359 # separator
2360 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
2362 $line .= '..';
2363 if ($to->{'href'}) {
2364 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2365 substr($diffinfo->{'to_id'},0,7));
2366 } else {
2367 $line .= '0' x 7;
2370 } elsif ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", "..") |
2371 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", "..")) {
2372 # can match only for ordinary diff
2373 my ($from_link, $to_link);
2374 if ($from->{'href'}) {
2375 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
2376 substr($diffinfo->{'from_id'},0,7));
2377 } else {
2378 $from_link = '0' x 7;
2380 if ($to->{'href'}) {
2381 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2382 substr($diffinfo->{'to_id'},0,7));
2383 } else {
2384 $to_link = '0' x 7;
2386 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2387 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2390 return $line . "<br/>\n";
2393 # format from-file/to-file diff header
2394 sub format_diff_from_to_header {
2395 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
2396 my $line;
2397 my $result = '';
2399 $line = $from_line;
2400 #assert($line =~ m/^---/) if DEBUG;
2401 # no extra formatting for "^--- /dev/null"
2402 if (! $diffinfo->{'nparents'}) {
2403 # ordinary (single parent) diff
2404 if ($line =~ m!^--- "?a/!) {
2405 if ($from->{'href'}) {
2406 $line = '--- a/' .
2407 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2408 esc_path($from->{'file'}));
2409 } else {
2410 $line = '--- a/' .
2411 esc_path($from->{'file'});
2414 $result .= qq!<div class="diff from_file">$line</div>\n!;
2416 } else {
2417 # combined diff (merge commit)
2418 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2419 if ($from->{'href'}[$i]) {
2420 $line = '--- ' .
2421 $cgi->a({-href=>href(action=>"blobdiff",
2422 hash_parent=>$diffinfo->{'from_id'}[$i],
2423 hash_parent_base=>$parents[$i],
2424 file_parent=>$from->{'file'}[$i],
2425 hash=>$diffinfo->{'to_id'},
2426 hash_base=>$hash,
2427 file_name=>$to->{'file'}),
2428 -class=>"path",
2429 -title=>"diff" . ($i+1)},
2430 $i+1) .
2431 '/' .
2432 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
2433 esc_path($from->{'file'}[$i]));
2434 } else {
2435 $line = '--- /dev/null';
2437 $result .= qq!<div class="diff from_file">$line</div>\n!;
2441 $line = $to_line;
2442 #assert($line =~ m/^\+\+\+/) if DEBUG;
2443 # no extra formatting for "^+++ /dev/null"
2444 if ($line =~ m!^\+\+\+ "?b/!) {
2445 if ($to->{'href'}) {
2446 $line = '+++ b/' .
2447 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2448 esc_path($to->{'file'}));
2449 } else {
2450 $line = '+++ b/' .
2451 esc_path($to->{'file'});
2454 $result .= qq!<div class="diff to_file">$line</div>\n!;
2456 return $result;
2459 # create note for patch simplified by combined diff
2460 sub format_diff_cc_simplified {
2461 my ($diffinfo, @parents) = @_;
2462 my $result = '';
2464 $result .= "<div class=\"diff header\">" .
2465 "diff --cc ";
2466 if (!is_deleted($diffinfo)) {
2467 $result .= $cgi->a({-href => href(action=>"blob",
2468 hash_base=>$hash,
2469 hash=>$diffinfo->{'to_id'},
2470 file_name=>$diffinfo->{'to_file'}),
2471 -class => "path"},
2472 esc_path($diffinfo->{'to_file'}));
2473 } else {
2474 $result .= esc_path($diffinfo->{'to_file'});
2476 $result .= "</div>\n" . # class="diff header"
2477 "<div class=\"diff nodifferences\">" .
2478 "Simple merge" .
2479 "</div>\n"; # class="diff nodifferences"
2481 return $result;
2484 sub diff_line_class {
2485 my ($line, $from, $to) = @_;
2487 # ordinary diff
2488 my $num_sign = 1;
2489 # combined diff
2490 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
2491 $num_sign = scalar @{$from->{'href'}};
2494 my @diff_line_classifier = (
2495 { regexp => qr/^\@\@{$num_sign} /, class => "chunk_header"},
2496 { regexp => qr/^\\/, class => "incomplete" },
2497 { regexp => qr/^ {$num_sign}/, class => "ctx" },
2498 # classifier for context must come before classifier add/rem,
2499 # or we would have to use more complicated regexp, for example
2500 # qr/(?= {0,$m}\+)[+ ]{$num_sign}/, where $m = $num_sign - 1;
2501 { regexp => qr/^[+ ]{$num_sign}/, class => "add" },
2502 { regexp => qr/^[- ]{$num_sign}/, class => "rem" },
2504 for my $clsfy (@diff_line_classifier) {
2505 return $clsfy->{'class'}
2506 if ($line =~ $clsfy->{'regexp'});
2509 # fallback
2510 return "";
2513 # assumes that $from and $to are defined and correctly filled,
2514 # and that $line holds a line of chunk header for unified diff
2515 sub format_unidiff_chunk_header {
2516 my ($line, $from, $to) = @_;
2518 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
2519 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
2521 $from_lines = 0 unless defined $from_lines;
2522 $to_lines = 0 unless defined $to_lines;
2524 if ($from->{'href'}) {
2525 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
2526 -class=>"list"}, $from_text);
2528 if ($to->{'href'}) {
2529 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
2530 -class=>"list"}, $to_text);
2532 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
2533 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2534 return $line;
2537 # assumes that $from and $to are defined and correctly filled,
2538 # and that $line holds a line of chunk header for combined diff
2539 sub format_cc_diff_chunk_header {
2540 my ($line, $from, $to) = @_;
2542 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
2543 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
2545 @from_text = split(' ', $ranges);
2546 for (my $i = 0; $i < @from_text; ++$i) {
2547 ($from_start[$i], $from_nlines[$i]) =
2548 (split(',', substr($from_text[$i], 1)), 0);
2551 $to_text = pop @from_text;
2552 $to_start = pop @from_start;
2553 $to_nlines = pop @from_nlines;
2555 $line = "<span class=\"chunk_info\">$prefix ";
2556 for (my $i = 0; $i < @from_text; ++$i) {
2557 if ($from->{'href'}[$i]) {
2558 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
2559 -class=>"list"}, $from_text[$i]);
2560 } else {
2561 $line .= $from_text[$i];
2563 $line .= " ";
2565 if ($to->{'href'}) {
2566 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
2567 -class=>"list"}, $to_text);
2568 } else {
2569 $line .= $to_text;
2571 $line .= " $prefix</span>" .
2572 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2573 return $line;
2576 # process patch (diff) line (not to be used for diff headers),
2577 # returning HTML-formatted (but not wrapped) line.
2578 # If the line is passed as a reference, it is treated as HTML and not
2579 # esc_html()'ed.
2580 sub format_diff_line {
2581 my ($line, $diff_class, $from, $to) = @_;
2583 if (ref($line)) {
2584 $line = $$line;
2585 } else {
2586 chomp $line;
2587 $line = untabify($line);
2589 if ($from && $to && $line =~ m/^\@{2} /) {
2590 $line = format_unidiff_chunk_header($line, $from, $to);
2591 } elsif ($from && $to && $line =~ m/^\@{3}/) {
2592 $line = format_cc_diff_chunk_header($line, $from, $to);
2593 } else {
2594 $line = esc_html($line, -nbsp=>1);
2598 my $diff_classes = "diff";
2599 $diff_classes .= " $diff_class" if ($diff_class);
2600 $line = "<div class=\"$diff_classes\">$line</div>\n";
2602 return $line;
2605 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
2606 # linked. Pass the hash of the tree/commit to snapshot.
2607 sub format_snapshot_links {
2608 my ($hash) = @_;
2609 my $num_fmts = @snapshot_fmts;
2610 if ($num_fmts > 1) {
2611 # A parenthesized list of links bearing format names.
2612 # e.g. "snapshot (_tar.gz_ _zip_)"
2613 return "snapshot (" . join(' ', map
2614 $cgi->a({
2615 -href => href(
2616 action=>"snapshot",
2617 hash=>$hash,
2618 snapshot_format=>$_
2620 }, $known_snapshot_formats{$_}{'display'})
2621 , @snapshot_fmts) . ")";
2622 } elsif ($num_fmts == 1) {
2623 # A single "snapshot" link whose tooltip bears the format name.
2624 # i.e. "_snapshot_"
2625 my ($fmt) = @snapshot_fmts;
2626 return
2627 $cgi->a({
2628 -href => href(
2629 action=>"snapshot",
2630 hash=>$hash,
2631 snapshot_format=>$fmt
2633 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
2634 }, "snapshot");
2635 } else { # $num_fmts == 0
2636 return undef;
2640 ## ......................................................................
2641 ## functions returning values to be passed, perhaps after some
2642 ## transformation, to other functions; e.g. returning arguments to href()
2644 # returns hash to be passed to href to generate gitweb URL
2645 # in -title key it returns description of link
2646 sub get_feed_info {
2647 my $format = shift || 'Atom';
2648 my %res = (action => lc($format));
2649 my $matched_ref = 0;
2651 # feed links are possible only for project views
2652 return unless (defined $project);
2653 # some views should link to OPML, or to generic project feed,
2654 # or don't have specific feed yet (so they should use generic)
2655 return if (!$action || $action =~ /^(?:tags|heads|forks|tag|search)$/x);
2657 my $branch = undef;
2658 # branches refs uses 'refs/' + $get_branch_refs()[x] + '/' prefix
2659 # (fullname) to differentiate from tag links; this also makes
2660 # possible to detect branch links
2661 for my $ref (get_branch_refs()) {
2662 if ((defined $hash_base && $hash_base =~ m!^refs/\Q$ref\E/(.*)$!) ||
2663 (defined $hash && $hash =~ m!^refs/\Q$ref\E/(.*)$!)) {
2664 $branch = $1;
2665 $matched_ref = $ref;
2666 last;
2669 # find log type for feed description (title)
2670 my $type = 'log';
2671 if (defined $file_name) {
2672 $type = "history of $file_name";
2673 $type .= "/" if ($action eq 'tree');
2674 $type .= " on '$branch'" if (defined $branch);
2675 } else {
2676 $type = "log of $branch" if (defined $branch);
2679 $res{-title} = $type;
2680 $res{'hash'} = (defined $branch ? "refs/$matched_ref/$branch" : undef);
2681 $res{'file_name'} = $file_name;
2683 return %res;
2686 ## ----------------------------------------------------------------------
2687 ## git utility subroutines, invoking git commands
2689 # returns path to the core git executable and the --git-dir parameter as list
2690 sub git_cmd {
2691 $number_of_git_cmds++;
2692 return $GIT, '--git-dir='.$git_dir;
2695 # quote the given arguments for passing them to the shell
2696 # quote_command("command", "arg 1", "arg with ' and ! characters")
2697 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
2698 # Try to avoid using this function wherever possible.
2699 sub quote_command {
2700 return join(' ',
2701 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
2704 # get HEAD ref of given project as hash
2705 sub git_get_head_hash {
2706 return git_get_full_hash(shift, 'HEAD');
2709 sub git_get_full_hash {
2710 return git_get_hash(@_);
2713 sub git_get_short_hash {
2714 return git_get_hash(@_, '--short=7');
2717 sub git_get_hash {
2718 my ($project, $hash, @options) = @_;
2719 my $o_git_dir = $git_dir;
2720 my $retval = undef;
2721 $git_dir = "$projectroot/$project";
2722 if (open my $fd, '-|', git_cmd(), 'rev-parse',
2723 '--verify', '-q', @options, $hash) {
2724 $retval = <$fd>;
2725 chomp $retval if defined $retval;
2726 close $fd;
2728 if (defined $o_git_dir) {
2729 $git_dir = $o_git_dir;
2731 return $retval;
2734 # get type of given object
2735 sub git_get_type {
2736 my $hash = shift;
2738 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
2739 my $type = <$fd>;
2740 close $fd or return;
2741 chomp $type;
2742 return $type;
2745 # repository configuration
2746 our $config_file = '';
2747 our %config;
2749 # store multiple values for single key as anonymous array reference
2750 # single values stored directly in the hash, not as [ <value> ]
2751 sub hash_set_multi {
2752 my ($hash, $key, $value) = @_;
2754 if (!exists $hash->{$key}) {
2755 $hash->{$key} = $value;
2756 } elsif (!ref $hash->{$key}) {
2757 $hash->{$key} = [ $hash->{$key}, $value ];
2758 } else {
2759 push @{$hash->{$key}}, $value;
2763 # return hash of git project configuration
2764 # optionally limited to some section, e.g. 'gitweb'
2765 sub git_parse_project_config {
2766 my $section_regexp = shift;
2767 my %config;
2769 local $/ = "\0";
2771 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
2772 or return;
2774 while (my $keyval = <$fh>) {
2775 chomp $keyval;
2776 my ($key, $value) = split(/\n/, $keyval, 2);
2778 hash_set_multi(\%config, $key, $value)
2779 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
2781 close $fh;
2783 return %config;
2786 # convert config value to boolean: 'true' or 'false'
2787 # no value, number > 0, 'true' and 'yes' values are true
2788 # rest of values are treated as false (never as error)
2789 sub config_to_bool {
2790 my $val = shift;
2792 return 1 if !defined $val; # section.key
2794 # strip leading and trailing whitespace
2795 $val =~ s/^\s+//;
2796 $val =~ s/\s+$//;
2798 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2799 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2802 # convert config value to simple decimal number
2803 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2804 # to be multiplied by 1024, 1048576, or 1073741824
2805 sub config_to_int {
2806 my $val = shift;
2808 # strip leading and trailing whitespace
2809 $val =~ s/^\s+//;
2810 $val =~ s/\s+$//;
2812 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2813 $unit = lc($unit);
2814 # unknown unit is treated as 1
2815 return $num * ($unit eq 'g' ? 1073741824 :
2816 $unit eq 'm' ? 1048576 :
2817 $unit eq 'k' ? 1024 : 1);
2819 return $val;
2822 # convert config value to array reference, if needed
2823 sub config_to_multi {
2824 my $val = shift;
2826 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2829 sub git_get_project_config {
2830 my ($key, $type) = @_;
2832 return unless defined $git_dir;
2834 # key sanity check
2835 return unless ($key);
2836 # only subsection, if exists, is case sensitive,
2837 # and not lowercased by 'git config -z -l'
2838 if (my ($hi, $mi, $lo) = ($key =~ /^([^.]*)\.(.*)\.([^.]*)$/)) {
2839 $lo =~ s/_//g;
2840 $key = join(".", lc($hi), $mi, lc($lo));
2841 return if ($lo =~ /\W/ || $hi =~ /\W/);
2842 } else {
2843 $key = lc($key);
2844 $key =~ s/_//g;
2845 return if ($key =~ /\W/);
2847 $key =~ s/^gitweb\.//;
2849 # type sanity check
2850 if (defined $type) {
2851 $type =~ s/^--//;
2852 $type = undef
2853 unless ($type eq 'bool' || $type eq 'int');
2856 # get config
2857 if (!defined $config_file ||
2858 $config_file ne "$git_dir/config") {
2859 %config = git_parse_project_config('gitweb');
2860 $config_file = "$git_dir/config";
2863 # check if config variable (key) exists
2864 return unless exists $config{"gitweb.$key"};
2866 # ensure given type
2867 if (!defined $type) {
2868 return $config{"gitweb.$key"};
2869 } elsif ($type eq 'bool') {
2870 # backward compatibility: 'git config --bool' returns true/false
2871 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2872 } elsif ($type eq 'int') {
2873 return config_to_int($config{"gitweb.$key"});
2875 return $config{"gitweb.$key"};
2878 # get hash of given path at given ref
2879 sub git_get_hash_by_path {
2880 my $base = shift;
2881 my $path = shift || return undef;
2882 my $type = shift;
2884 $path =~ s,/+$,,;
2886 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2887 or die_error(500, "Open git-ls-tree failed");
2888 my $line = <$fd>;
2889 close $fd or return undef;
2891 if (!defined $line) {
2892 # there is no tree or hash given by $path at $base
2893 return undef;
2896 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2897 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/;
2898 if (defined $type && $type ne $2) {
2899 # type doesn't match
2900 return undef;
2902 return $3;
2905 # get path of entry with given hash at given tree-ish (ref)
2906 # used to get 'from' filename for combined diff (merge commit) for renames
2907 sub git_get_path_by_hash {
2908 my $base = shift || return;
2909 my $hash = shift || return;
2911 local $/ = "\0";
2913 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2914 or return undef;
2915 while (my $line = <$fd>) {
2916 chomp $line;
2918 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2919 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2920 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2921 close $fd;
2922 return $1;
2925 close $fd;
2926 return undef;
2929 ## ......................................................................
2930 ## git utility functions, directly accessing git repository
2932 # get the value of config variable either from file named as the variable
2933 # itself in the repository ($GIT_DIR/$name file), or from gitweb.$name
2934 # configuration variable in the repository config file.
2935 sub git_get_file_or_project_config {
2936 my ($path, $name) = @_;
2938 $git_dir = "$projectroot/$path";
2939 open my $fd, '<', "$git_dir/$name"
2940 or return git_get_project_config($name);
2941 my $conf = <$fd>;
2942 close $fd;
2943 if (defined $conf) {
2944 chomp $conf;
2946 return $conf;
2949 sub git_get_project_description {
2950 my $path = shift;
2951 return git_get_file_or_project_config($path, 'description');
2954 sub git_get_project_category {
2955 my $path = shift;
2956 return git_get_file_or_project_config($path, 'category');
2960 # supported formats:
2961 # * $GIT_DIR/ctags/<tagname> file (in 'ctags' subdirectory)
2962 # - if its contents is a number, use it as tag weight,
2963 # - otherwise add a tag with weight 1
2964 # * $GIT_DIR/ctags file, each line is a tag (with weight 1)
2965 # the same value multiple times increases tag weight
2966 # * `gitweb.ctag' multi-valued repo config variable
2967 sub git_get_project_ctags {
2968 my $project = shift;
2969 my $ctags = {};
2971 $git_dir = "$projectroot/$project";
2972 if (opendir my $dh, "$git_dir/ctags") {
2973 my @files = grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh);
2974 foreach my $tagfile (@files) {
2975 open my $ct, '<', $tagfile
2976 or next;
2977 my $val = <$ct>;
2978 chomp $val if $val;
2979 close $ct;
2981 (my $ctag = $tagfile) =~ s#.*/##;
2982 if ($val =~ /^\d+$/) {
2983 $ctags->{$ctag} = $val;
2984 } else {
2985 $ctags->{$ctag} = 1;
2988 closedir $dh;
2990 } elsif (open my $fh, '<', "$git_dir/ctags") {
2991 while (my $line = <$fh>) {
2992 chomp $line;
2993 $ctags->{$line}++ if $line;
2995 close $fh;
2997 } else {
2998 my $taglist = config_to_multi(git_get_project_config('ctag'));
2999 foreach my $tag (@$taglist) {
3000 $ctags->{$tag}++;
3004 return $ctags;
3007 # return hash, where keys are content tags ('ctags'),
3008 # and values are sum of weights of given tag in every project
3009 sub git_gather_all_ctags {
3010 my $projects = shift;
3011 my $ctags = {};
3013 foreach my $p (@$projects) {
3014 foreach my $ct (keys %{$p->{'ctags'}}) {
3015 $ctags->{$ct} += $p->{'ctags'}->{$ct};
3019 return $ctags;
3022 sub git_populate_project_tagcloud {
3023 my $ctags = shift;
3025 # First, merge different-cased tags; tags vote on casing
3026 my %ctags_lc;
3027 foreach (keys %$ctags) {
3028 $ctags_lc{lc $_}->{count} += $ctags->{$_};
3029 if (not $ctags_lc{lc $_}->{topcount}
3030 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
3031 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
3032 $ctags_lc{lc $_}->{topname} = $_;
3036 my $cloud;
3037 my $matched = $input_params{'ctag'};
3038 if (eval { require HTML::TagCloud; 1; }) {
3039 $cloud = HTML::TagCloud->new;
3040 foreach my $ctag (sort keys %ctags_lc) {
3041 # Pad the title with spaces so that the cloud looks
3042 # less crammed.
3043 my $title = esc_html($ctags_lc{$ctag}->{topname});
3044 $title =~ s/ /&nbsp;/g;
3045 $title =~ s/^/&nbsp;/g;
3046 $title =~ s/$/&nbsp;/g;
3047 if (defined $matched && $matched eq $ctag) {
3048 $title = qq(<span class="match">$title</span>);
3050 $cloud->add($title, href(project=>undef, ctag=>$ctag),
3051 $ctags_lc{$ctag}->{count});
3053 } else {
3054 $cloud = {};
3055 foreach my $ctag (keys %ctags_lc) {
3056 my $title = esc_html($ctags_lc{$ctag}->{topname}, -nbsp=>1);
3057 if (defined $matched && $matched eq $ctag) {
3058 $title = qq(<span class="match">$title</span>);
3060 $cloud->{$ctag}{count} = $ctags_lc{$ctag}->{count};
3061 $cloud->{$ctag}{ctag} =
3062 $cgi->a({-href=>href(project=>undef, ctag=>$ctag)}, $title);
3065 return $cloud;
3068 sub git_show_project_tagcloud {
3069 my ($cloud, $count) = @_;
3070 if (ref $cloud eq 'HTML::TagCloud') {
3071 return $cloud->html_and_css($count);
3072 } else {
3073 my @tags = sort { $cloud->{$a}->{'count'} <=> $cloud->{$b}->{'count'} } keys %$cloud;
3074 return
3075 '<div id="htmltagcloud"'.($project ? '' : ' align="center"').'>' .
3076 join (', ', map {
3077 $cloud->{$_}->{'ctag'}
3078 } splice(@tags, 0, $count)) .
3079 '</div>';
3083 sub git_get_project_url_list {
3084 my $path = shift;
3086 $git_dir = "$projectroot/$path";
3087 open my $fd, '<', "$git_dir/cloneurl"
3088 or return wantarray ?
3089 @{ config_to_multi(git_get_project_config('url')) } :
3090 config_to_multi(git_get_project_config('url'));
3091 my @git_project_url_list = map { chomp; $_ } <$fd>;
3092 close $fd;
3094 return wantarray ? @git_project_url_list : \@git_project_url_list;
3097 sub git_get_projects_list {
3098 my $filter = shift || '';
3099 my $paranoid = shift;
3100 my @list;
3102 if (-d $projects_list) {
3103 # search in directory
3104 my $dir = $projects_list;
3105 # remove the trailing "/"
3106 $dir =~ s!/+$!!;
3107 my $pfxlen = length("$dir");
3108 my $pfxdepth = ($dir =~ tr!/!!);
3109 # when filtering, search only given subdirectory
3110 if ($filter && !$paranoid) {
3111 $dir .= "/$filter";
3112 $dir =~ s!/+$!!;
3115 File::Find::find({
3116 follow_fast => 1, # follow symbolic links
3117 follow_skip => 2, # ignore duplicates
3118 dangling_symlinks => 0, # ignore dangling symlinks, silently
3119 wanted => sub {
3120 # global variables
3121 our $project_maxdepth;
3122 our $projectroot;
3123 # skip project-list toplevel, if we get it.
3124 return if (m!^[/.]$!);
3125 # only directories can be git repositories
3126 return unless (-d $_);
3127 # need search permission
3128 return unless (-x $_);
3129 # don't traverse too deep (Find is super slow on os x)
3130 # $project_maxdepth excludes depth of $projectroot
3131 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
3132 $File::Find::prune = 1;
3133 return;
3136 my $path = substr($File::Find::name, $pfxlen + 1);
3137 # paranoidly only filter here
3138 if ($paranoid && $filter && $path !~ m!^\Q$filter\E/!) {
3139 next;
3141 # we check related file in $projectroot
3142 if (check_export_ok("$projectroot/$path")) {
3143 push @list, { path => $path };
3144 $File::Find::prune = 1;
3147 }, "$dir");
3149 } elsif (-f $projects_list) {
3150 # read from file(url-encoded):
3151 # 'git%2Fgit.git Linus+Torvalds'
3152 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
3153 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
3154 open my $fd, '<', $projects_list or return;
3155 PROJECT:
3156 while (my $line = <$fd>) {
3157 chomp $line;
3158 my ($path, $owner) = split ' ', $line;
3159 $path = unescape($path);
3160 $owner = unescape($owner);
3161 if (!defined $path) {
3162 next;
3164 # if $filter is rpovided, check if $path begins with $filter
3165 if ($filter && $path !~ m!^\Q$filter\E/!) {
3166 next;
3168 if (check_export_ok("$projectroot/$path")) {
3169 my $pr = {
3170 path => $path
3172 if ($owner) {
3173 $pr->{'owner'} = to_utf8($owner);
3175 push @list, $pr;
3178 close $fd;
3180 return @list;
3183 # written with help of Tree::Trie module (Perl Artistic License, GPL compatible)
3184 # as side effects it sets 'forks' field to list of forks for forked projects
3185 sub filter_forks_from_projects_list {
3186 my $projects = shift;
3188 my %trie; # prefix tree of directories (path components)
3189 # generate trie out of those directories that might contain forks
3190 foreach my $pr (@$projects) {
3191 my $path = $pr->{'path'};
3192 $path =~ s/\.git$//; # forks of 'repo.git' are in 'repo/' directory
3193 next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git'
3194 next unless ($path); # skip '.git' repository: tests, git-instaweb
3195 next unless (-d "$projectroot/$path"); # containing directory exists
3196 $pr->{'forks'} = []; # there can be 0 or more forks of project
3198 # add to trie
3199 my @dirs = split('/', $path);
3200 # walk the trie, until either runs out of components or out of trie
3201 my $ref = \%trie;
3202 while (scalar @dirs &&
3203 exists($ref->{$dirs[0]})) {
3204 $ref = $ref->{shift @dirs};
3206 # create rest of trie structure from rest of components
3207 foreach my $dir (@dirs) {
3208 $ref = $ref->{$dir} = {};
3210 # create end marker, store $pr as a data
3211 $ref->{''} = $pr if (!exists $ref->{''});
3214 # filter out forks, by finding shortest prefix match for paths
3215 my @filtered;
3216 PROJECT:
3217 foreach my $pr (@$projects) {
3218 # trie lookup
3219 my $ref = \%trie;
3220 DIR:
3221 foreach my $dir (split('/', $pr->{'path'})) {
3222 if (exists $ref->{''}) {
3223 # found [shortest] prefix, is a fork - skip it
3224 push @{$ref->{''}{'forks'}}, $pr;
3225 next PROJECT;
3227 if (!exists $ref->{$dir}) {
3228 # not in trie, cannot have prefix, not a fork
3229 push @filtered, $pr;
3230 next PROJECT;
3232 # If the dir is there, we just walk one step down the trie.
3233 $ref = $ref->{$dir};
3235 # we ran out of trie
3236 # (shouldn't happen: it's either no match, or end marker)
3237 push @filtered, $pr;
3240 return @filtered;
3243 # note: fill_project_list_info must be run first,
3244 # for 'descr_long' and 'ctags' to be filled
3245 sub search_projects_list {
3246 my ($projlist, %opts) = @_;
3247 my $tagfilter = $opts{'tagfilter'};
3248 my $search_re = $opts{'search_regexp'};
3250 return @$projlist
3251 unless ($tagfilter || $search_re);
3253 # searching projects require filling to be run before it;
3254 fill_project_list_info($projlist,
3255 $tagfilter ? 'ctags' : (),
3256 $search_re ? ('path', 'descr') : ());
3257 my @projects;
3258 PROJECT:
3259 foreach my $pr (@$projlist) {
3261 if ($tagfilter) {
3262 next unless ref($pr->{'ctags'}) eq 'HASH';
3263 next unless
3264 grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}};
3267 if ($search_re) {
3268 next unless
3269 $pr->{'path'} =~ /$search_re/ ||
3270 $pr->{'descr_long'} =~ /$search_re/;
3273 push @projects, $pr;
3276 return @projects;
3279 our $gitweb_project_owner = undef;
3280 sub git_get_project_list_from_file {
3282 return if (defined $gitweb_project_owner);
3284 $gitweb_project_owner = {};
3285 # read from file (url-encoded):
3286 # 'git%2Fgit.git Linus+Torvalds'
3287 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
3288 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
3289 if (-f $projects_list) {
3290 open(my $fd, '<', $projects_list);
3291 while (my $line = <$fd>) {
3292 chomp $line;
3293 my ($pr, $ow) = split ' ', $line;
3294 $pr = unescape($pr);
3295 $ow = unescape($ow);
3296 $gitweb_project_owner->{$pr} = to_utf8($ow);
3298 close $fd;
3302 sub git_get_project_owner {
3303 my $project = shift;
3304 my $owner;
3306 return undef unless $project;
3307 $git_dir = "$projectroot/$project";
3309 if (!defined $gitweb_project_owner) {
3310 git_get_project_list_from_file();
3313 if (exists $gitweb_project_owner->{$project}) {
3314 $owner = $gitweb_project_owner->{$project};
3316 if (!defined $owner){
3317 $owner = git_get_project_config('owner');
3319 if (!defined $owner) {
3320 $owner = get_file_owner("$git_dir");
3323 return $owner;
3326 sub git_get_last_activity {
3327 my ($path) = @_;
3328 my $fd;
3330 $git_dir = "$projectroot/$path";
3331 open($fd, "-|", git_cmd(), 'for-each-ref',
3332 '--format=%(committer)',
3333 '--sort=-committerdate',
3334 '--count=1',
3335 map { "refs/$_" } get_branch_refs ()) or return;
3336 my $most_recent = <$fd>;
3337 close $fd or return;
3338 if (defined $most_recent &&
3339 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
3340 my $timestamp = $1;
3341 my $age = time - $timestamp;
3342 return ($age, age_string($age));
3344 return (undef, undef);
3347 # Implementation note: when a single remote is wanted, we cannot use 'git
3348 # remote show -n' because that command always work (assuming it's a remote URL
3349 # if it's not defined), and we cannot use 'git remote show' because that would
3350 # try to make a network roundtrip. So the only way to find if that particular
3351 # remote is defined is to walk the list provided by 'git remote -v' and stop if
3352 # and when we find what we want.
3353 sub git_get_remotes_list {
3354 my $wanted = shift;
3355 my %remotes = ();
3357 open my $fd, '-|' , git_cmd(), 'remote', '-v';
3358 return unless $fd;
3359 while (my $remote = <$fd>) {
3360 chomp $remote;
3361 $remote =~ s!\t(.*?)\s+\((\w+)\)$!!;
3362 next if $wanted and not $remote eq $wanted;
3363 my ($url, $key) = ($1, $2);
3365 $remotes{$remote} ||= { 'heads' => () };
3366 $remotes{$remote}{$key} = $url;
3368 close $fd or return;
3369 return wantarray ? %remotes : \%remotes;
3372 # Takes a hash of remotes as first parameter and fills it by adding the
3373 # available remote heads for each of the indicated remotes.
3374 sub fill_remote_heads {
3375 my $remotes = shift;
3376 my @heads = map { "remotes/$_" } keys %$remotes;
3377 my @remoteheads = git_get_heads_list(undef, @heads);
3378 foreach my $remote (keys %$remotes) {
3379 $remotes->{$remote}{'heads'} = [ grep {
3380 $_->{'name'} =~ s!^$remote/!!
3381 } @remoteheads ];
3385 sub git_get_references {
3386 my $type = shift || "";
3387 my %refs;
3388 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
3389 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
3390 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
3391 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
3392 or return;
3394 while (my $line = <$fd>) {
3395 chomp $line;
3396 if ($line =~ m!^($oid_regex)\srefs/($type.*)$!) {
3397 if (defined $refs{$1}) {
3398 push @{$refs{$1}}, $2;
3399 } else {
3400 $refs{$1} = [ $2 ];
3404 close $fd or return;
3405 return \%refs;
3408 sub git_get_rev_name_tags {
3409 my $hash = shift || return undef;
3411 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
3412 or return;
3413 my $name_rev = <$fd>;
3414 close $fd;
3416 if ($name_rev =~ m|^$hash tags/(.*)$|) {
3417 return $1;
3418 } else {
3419 # catches also '$hash undefined' output
3420 return undef;
3424 ## ----------------------------------------------------------------------
3425 ## parse to hash functions
3427 sub parse_date {
3428 my $epoch = shift;
3429 my $tz = shift || "-0000";
3431 my %date;
3432 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
3433 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
3434 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
3435 $date{'hour'} = $hour;
3436 $date{'minute'} = $min;
3437 $date{'mday'} = $mday;
3438 $date{'day'} = $days[$wday];
3439 $date{'month'} = $months[$mon];
3440 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
3441 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
3442 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
3443 $mday, $months[$mon], $hour ,$min;
3444 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
3445 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
3447 my ($tz_sign, $tz_hour, $tz_min) =
3448 ($tz =~ m/^([-+])(\d\d)(\d\d)$/);
3449 $tz_sign = ($tz_sign eq '-' ? -1 : +1);
3450 my $local = $epoch + $tz_sign*((($tz_hour*60) + $tz_min)*60);
3451 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
3452 $date{'hour_local'} = $hour;
3453 $date{'minute_local'} = $min;
3454 $date{'tz_local'} = $tz;
3455 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
3456 1900+$year, $mon+1, $mday,
3457 $hour, $min, $sec, $tz);
3458 return %date;
3461 sub hide_mailaddrs_if_private {
3462 my $line = shift;
3463 return $line unless gitweb_check_feature('email-privacy');
3464 $line =~ s/<[^@>]+@[^>]+>/<redacted>/g;
3465 return $line;
3468 sub parse_tag {
3469 my $tag_id = shift;
3470 my %tag;
3471 my @comment;
3473 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
3474 $tag{'id'} = $tag_id;
3475 while (my $line = <$fd>) {
3476 chomp $line;
3477 if ($line =~ m/^object ($oid_regex)$/) {
3478 $tag{'object'} = $1;
3479 } elsif ($line =~ m/^type (.+)$/) {
3480 $tag{'type'} = $1;
3481 } elsif ($line =~ m/^tag (.+)$/) {
3482 $tag{'name'} = $1;
3483 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
3484 $tag{'author'} = hide_mailaddrs_if_private($1);
3485 $tag{'author_epoch'} = $2;
3486 $tag{'author_tz'} = $3;
3487 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3488 $tag{'author_name'} = $1;
3489 $tag{'author_email'} = $2;
3490 } else {
3491 $tag{'author_name'} = $tag{'author'};
3493 } elsif ($line =~ m/--BEGIN/) {
3494 push @comment, $line;
3495 last;
3496 } elsif ($line eq "") {
3497 last;
3500 push @comment, <$fd>;
3501 $tag{'comment'} = \@comment;
3502 close $fd or return;
3503 if (!defined $tag{'name'}) {
3504 return
3506 return %tag
3509 sub parse_commit_text {
3510 my ($commit_text, $withparents) = @_;
3511 my @commit_lines = split '\n', $commit_text;
3512 my %co;
3514 pop @commit_lines; # Remove '\0'
3516 if (! @commit_lines) {
3517 return;
3520 my $header = shift @commit_lines;
3521 if ($header !~ m/^$oid_regex/) {
3522 return;
3524 ($co{'id'}, my @parents) = split ' ', $header;
3525 while (my $line = shift @commit_lines) {
3526 last if $line eq "\n";
3527 if ($line =~ m/^tree ($oid_regex)$/) {
3528 $co{'tree'} = $1;
3529 } elsif ((!defined $withparents) && ($line =~ m/^parent ($oid_regex)$/)) {
3530 push @parents, $1;
3531 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
3532 $co{'author'} = hide_mailaddrs_if_private(to_utf8($1));
3533 $co{'author_epoch'} = $2;
3534 $co{'author_tz'} = $3;
3535 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3536 $co{'author_name'} = $1;
3537 $co{'author_email'} = $2;
3538 } else {
3539 $co{'author_name'} = $co{'author'};
3541 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
3542 $co{'committer'} = hide_mailaddrs_if_private(to_utf8($1));
3543 $co{'committer_epoch'} = $2;
3544 $co{'committer_tz'} = $3;
3545 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
3546 $co{'committer_name'} = $1;
3547 $co{'committer_email'} = $2;
3548 } else {
3549 $co{'committer_name'} = $co{'committer'};
3553 if (!defined $co{'tree'}) {
3554 return;
3556 $co{'parents'} = \@parents;
3557 $co{'parent'} = $parents[0];
3559 foreach my $title (@commit_lines) {
3560 $title =~ s/^ //;
3561 if ($title ne "") {
3562 $co{'title'} = chop_str($title, 80, 5);
3563 # remove leading stuff of merges to make the interesting part visible
3564 if (length($title) > 50) {
3565 $title =~ s/^Automatic //;
3566 $title =~ s/^merge (of|with) /Merge ... /i;
3567 if (length($title) > 50) {
3568 $title =~ s/(http|rsync):\/\///;
3570 if (length($title) > 50) {
3571 $title =~ s/(master|www|rsync)\.//;
3573 if (length($title) > 50) {
3574 $title =~ s/kernel.org:?//;
3576 if (length($title) > 50) {
3577 $title =~ s/\/pub\/scm//;
3580 $co{'title_short'} = chop_str($title, 50, 5);
3581 last;
3584 if (! defined $co{'title'} || $co{'title'} eq "") {
3585 $co{'title'} = $co{'title_short'} = '(no commit message)';
3587 # remove added spaces, redact e-mail addresses if applicable.
3588 foreach my $line (@commit_lines) {
3589 $line =~ s/^ //;
3590 $line = hide_mailaddrs_if_private($line);
3592 $co{'comment'} = \@commit_lines;
3594 my $age = time - $co{'committer_epoch'};
3595 $co{'age'} = $age;
3596 $co{'age_string'} = age_string($age);
3597 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
3598 if ($age > 60*60*24*7*2) {
3599 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3600 $co{'age_string_age'} = $co{'age_string'};
3601 } else {
3602 $co{'age_string_date'} = $co{'age_string'};
3603 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3605 return %co;
3608 sub parse_commit {
3609 my ($commit_id) = @_;
3610 my %co;
3612 local $/ = "\0";
3614 open my $fd, "-|", git_cmd(), "rev-list",
3615 "--parents",
3616 "--header",
3617 "--max-count=1",
3618 $commit_id,
3619 "--",
3620 or die_error(500, "Open git-rev-list failed");
3621 %co = parse_commit_text(<$fd>, 1);
3622 close $fd;
3624 return %co;
3627 sub parse_commits {
3628 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
3629 my @cos;
3631 $maxcount ||= 1;
3632 $skip ||= 0;
3634 local $/ = "\0";
3636 open my $fd, "-|", git_cmd(), "rev-list",
3637 "--header",
3638 @args,
3639 ("--max-count=" . $maxcount),
3640 ("--skip=" . $skip),
3641 @extra_options,
3642 $commit_id,
3643 "--",
3644 ($filename ? ($filename) : ())
3645 or die_error(500, "Open git-rev-list failed");
3646 while (my $line = <$fd>) {
3647 my %co = parse_commit_text($line);
3648 push @cos, \%co;
3650 close $fd;
3652 return wantarray ? @cos : \@cos;
3655 # parse line of git-diff-tree "raw" output
3656 sub parse_difftree_raw_line {
3657 my $line = shift;
3658 my %res;
3660 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
3661 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
3662 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ($oid_regex) ($oid_regex) (.)([0-9]{0,3})\t(.*)$/) {
3663 $res{'from_mode'} = $1;
3664 $res{'to_mode'} = $2;
3665 $res{'from_id'} = $3;
3666 $res{'to_id'} = $4;
3667 $res{'status'} = $5;
3668 $res{'similarity'} = $6;
3669 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
3670 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
3671 } else {
3672 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
3675 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
3676 # combined diff (for merge commit)
3677 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:$oid_regex )+)([a-zA-Z]+)\t(.*)$//) {
3678 $res{'nparents'} = length($1);
3679 $res{'from_mode'} = [ split(' ', $2) ];
3680 $res{'to_mode'} = pop @{$res{'from_mode'}};
3681 $res{'from_id'} = [ split(' ', $3) ];
3682 $res{'to_id'} = pop @{$res{'from_id'}};
3683 $res{'status'} = [ split('', $4) ];
3684 $res{'to_file'} = unquote($5);
3686 # 'c512b523472485aef4fff9e57b229d9d243c967f'
3687 elsif ($line =~ m/^($oid_regex)$/) {
3688 $res{'commit'} = $1;
3691 return wantarray ? %res : \%res;
3694 # wrapper: return parsed line of git-diff-tree "raw" output
3695 # (the argument might be raw line, or parsed info)
3696 sub parsed_difftree_line {
3697 my $line_or_ref = shift;
3699 if (ref($line_or_ref) eq "HASH") {
3700 # pre-parsed (or generated by hand)
3701 return $line_or_ref;
3702 } else {
3703 return parse_difftree_raw_line($line_or_ref);
3707 # parse line of git-ls-tree output
3708 sub parse_ls_tree_line {
3709 my $line = shift;
3710 my %opts = @_;
3711 my %res;
3713 if ($opts{'-l'}) {
3714 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c'
3715 $line =~ m/^([0-9]+) (.+) ($oid_regex) +(-|[0-9]+)\t(.+)$/s;
3717 $res{'mode'} = $1;
3718 $res{'type'} = $2;
3719 $res{'hash'} = $3;
3720 $res{'size'} = $4;
3721 if ($opts{'-z'}) {
3722 $res{'name'} = $5;
3723 } else {
3724 $res{'name'} = unquote($5);
3726 } else {
3727 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3728 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t(.+)$/s;
3730 $res{'mode'} = $1;
3731 $res{'type'} = $2;
3732 $res{'hash'} = $3;
3733 if ($opts{'-z'}) {
3734 $res{'name'} = $4;
3735 } else {
3736 $res{'name'} = unquote($4);
3740 return wantarray ? %res : \%res;
3743 # generates _two_ hashes, references to which are passed as 2 and 3 argument
3744 sub parse_from_to_diffinfo {
3745 my ($diffinfo, $from, $to, @parents) = @_;
3747 if ($diffinfo->{'nparents'}) {
3748 # combined diff
3749 $from->{'file'} = [];
3750 $from->{'href'} = [];
3751 fill_from_file_info($diffinfo, @parents)
3752 unless exists $diffinfo->{'from_file'};
3753 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
3754 $from->{'file'}[$i] =
3755 defined $diffinfo->{'from_file'}[$i] ?
3756 $diffinfo->{'from_file'}[$i] :
3757 $diffinfo->{'to_file'};
3758 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
3759 $from->{'href'}[$i] = href(action=>"blob",
3760 hash_base=>$parents[$i],
3761 hash=>$diffinfo->{'from_id'}[$i],
3762 file_name=>$from->{'file'}[$i]);
3763 } else {
3764 $from->{'href'}[$i] = undef;
3767 } else {
3768 # ordinary (not combined) diff
3769 $from->{'file'} = $diffinfo->{'from_file'};
3770 if ($diffinfo->{'status'} ne "A") { # not new (added) file
3771 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
3772 hash=>$diffinfo->{'from_id'},
3773 file_name=>$from->{'file'});
3774 } else {
3775 delete $from->{'href'};
3779 $to->{'file'} = $diffinfo->{'to_file'};
3780 if (!is_deleted($diffinfo)) { # file exists in result
3781 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
3782 hash=>$diffinfo->{'to_id'},
3783 file_name=>$to->{'file'});
3784 } else {
3785 delete $to->{'href'};
3789 ## ......................................................................
3790 ## parse to array of hashes functions
3792 sub git_get_heads_list {
3793 my ($limit, @classes) = @_;
3794 @classes = get_branch_refs() unless @classes;
3795 my @patterns = map { "refs/$_" } @classes;
3796 my @headslist;
3798 open my $fd, '-|', git_cmd(), 'for-each-ref',
3799 ($limit ? '--count='.($limit+1) : ()),
3800 '--sort=-HEAD', '--sort=-committerdate',
3801 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
3802 @patterns
3803 or return;
3804 while (my $line = <$fd>) {
3805 my %ref_item;
3807 chomp $line;
3808 my ($refinfo, $committerinfo) = split(/\0/, $line);
3809 my ($hash, $name, $title) = split(' ', $refinfo, 3);
3810 my ($committer, $epoch, $tz) =
3811 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
3812 $ref_item{'fullname'} = $name;
3813 my $strip_refs = join '|', map { quotemeta } get_branch_refs();
3814 $name =~ s!^refs/($strip_refs|remotes)/!!;
3815 $ref_item{'name'} = $name;
3816 # for refs neither in 'heads' nor 'remotes' we want to
3817 # show their ref dir
3818 my $ref_dir = (defined $1) ? $1 : '';
3819 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') {
3820 $ref_item{'name'} .= ' (' . $ref_dir . ')';
3823 $ref_item{'id'} = $hash;
3824 $ref_item{'title'} = $title || '(no commit message)';
3825 $ref_item{'epoch'} = $epoch;
3826 if ($epoch) {
3827 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3828 } else {
3829 $ref_item{'age'} = "unknown";
3832 push @headslist, \%ref_item;
3834 close $fd;
3836 return wantarray ? @headslist : \@headslist;
3839 sub git_get_tags_list {
3840 my $limit = shift;
3841 my @tagslist;
3843 open my $fd, '-|', git_cmd(), 'for-each-ref',
3844 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
3845 '--format=%(objectname) %(objecttype) %(refname) '.
3846 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
3847 'refs/tags'
3848 or return;
3849 while (my $line = <$fd>) {
3850 my %ref_item;
3852 chomp $line;
3853 my ($refinfo, $creatorinfo) = split(/\0/, $line);
3854 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
3855 my ($creator, $epoch, $tz) =
3856 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
3857 $ref_item{'fullname'} = $name;
3858 $name =~ s!^refs/tags/!!;
3860 $ref_item{'type'} = $type;
3861 $ref_item{'id'} = $id;
3862 $ref_item{'name'} = $name;
3863 if ($type eq "tag") {
3864 $ref_item{'subject'} = $title;
3865 $ref_item{'reftype'} = $reftype;
3866 $ref_item{'refid'} = $refid;
3867 } else {
3868 $ref_item{'reftype'} = $type;
3869 $ref_item{'refid'} = $id;
3872 if ($type eq "tag" || $type eq "commit") {
3873 $ref_item{'epoch'} = $epoch;
3874 if ($epoch) {
3875 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3876 } else {
3877 $ref_item{'age'} = "unknown";
3881 push @tagslist, \%ref_item;
3883 close $fd;
3885 return wantarray ? @tagslist : \@tagslist;
3888 ## ----------------------------------------------------------------------
3889 ## filesystem-related functions
3891 sub get_file_owner {
3892 my $path = shift;
3894 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
3895 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
3896 if (!defined $gcos) {
3897 return undef;
3899 my $owner = $gcos;
3900 $owner =~ s/[,;].*$//;
3901 return to_utf8($owner);
3904 # assume that file exists
3905 sub insert_file {
3906 my $filename = shift;
3908 open my $fd, '<', $filename;
3909 print map { to_utf8($_) } <$fd>;
3910 close $fd;
3913 ## ......................................................................
3914 ## mimetype related functions
3916 sub mimetype_guess_file {
3917 my $filename = shift;
3918 my $mimemap = shift;
3919 -r $mimemap or return undef;
3921 my %mimemap;
3922 open(my $mh, '<', $mimemap) or return undef;
3923 while (<$mh>) {
3924 next if m/^#/; # skip comments
3925 my ($mimetype, @exts) = split(/\s+/);
3926 foreach my $ext (@exts) {
3927 $mimemap{$ext} = $mimetype;
3930 close($mh);
3932 $filename =~ /\.([^.]*)$/;
3933 return $mimemap{$1};
3936 sub mimetype_guess {
3937 my $filename = shift;
3938 my $mime;
3939 $filename =~ /\./ or return undef;
3941 if ($mimetypes_file) {
3942 my $file = $mimetypes_file;
3943 if ($file !~ m!^/!) { # if it is relative path
3944 # it is relative to project
3945 $file = "$projectroot/$project/$file";
3947 $mime = mimetype_guess_file($filename, $file);
3949 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
3950 return $mime;
3953 sub blob_mimetype {
3954 my $fd = shift;
3955 my $filename = shift;
3957 if ($filename) {
3958 my $mime = mimetype_guess($filename);
3959 $mime and return $mime;
3962 # just in case
3963 return $default_blob_plain_mimetype unless $fd;
3965 if (-T $fd) {
3966 return 'text/plain';
3967 } elsif (! $filename) {
3968 return 'application/octet-stream';
3969 } elsif ($filename =~ m/\.png$/i) {
3970 return 'image/png';
3971 } elsif ($filename =~ m/\.gif$/i) {
3972 return 'image/gif';
3973 } elsif ($filename =~ m/\.jpe?g$/i) {
3974 return 'image/jpeg';
3975 } else {
3976 return 'application/octet-stream';
3980 sub blob_contenttype {
3981 my ($fd, $file_name, $type) = @_;
3983 $type ||= blob_mimetype($fd, $file_name);
3984 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
3985 $type .= "; charset=$default_text_plain_charset";
3988 return $type;
3991 # guess file syntax for syntax highlighting; return undef if no highlighting
3992 # the name of syntax can (in the future) depend on syntax highlighter used
3993 sub guess_file_syntax {
3994 my ($highlight, $file_name) = @_;
3995 return undef unless ($highlight && defined $file_name);
3996 my $basename = basename($file_name, '.in');
3997 return $highlight_basename{$basename}
3998 if exists $highlight_basename{$basename};
4000 $basename =~ /\.([^.]*)$/;
4001 my $ext = $1 or return undef;
4002 return $highlight_ext{$ext}
4003 if exists $highlight_ext{$ext};
4005 return undef;
4008 # run highlighter and return FD of its output,
4009 # or return original FD if no highlighting
4010 sub run_highlighter {
4011 my ($fd, $highlight, $syntax) = @_;
4012 return $fd unless ($highlight);
4014 close $fd;
4015 my $syntax_arg = (defined $syntax) ? "--syntax $syntax" : "--force";
4016 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
4017 quote_command($^X, '-CO', '-MEncode=decode,FB_DEFAULT', '-pse',
4018 '$_ = decode($fe, $_, FB_DEFAULT) if !utf8::decode($_);',
4019 '--', "-fe=$fallback_encoding")." | ".
4020 quote_command($highlight_bin).
4021 " --replace-tabs=8 --fragment $syntax_arg |"
4022 or die_error(500, "Couldn't open file or run syntax highlighter");
4023 return $fd;
4026 ## ======================================================================
4027 ## functions printing HTML: header, footer, error page
4029 sub get_page_title {
4030 my $title = to_utf8($site_name);
4032 unless (defined $project) {
4033 if (defined $project_filter) {
4034 $title .= " - projects in '" . esc_path($project_filter) . "'";
4036 return $title;
4038 $title .= " - " . to_utf8($project);
4040 return $title unless (defined $action);
4041 $title .= "/$action"; # $action is US-ASCII (7bit ASCII)
4043 return $title unless (defined $file_name);
4044 $title .= " - " . esc_path($file_name);
4045 if ($action eq "tree" && $file_name !~ m|/$|) {
4046 $title .= "/";
4049 return $title;
4052 sub get_content_type_html {
4053 # require explicit support from the UA if we are to send the page as
4054 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
4055 # we have to do this because MSIE sometimes globs '*/*', pretending to
4056 # support xhtml+xml but choking when it gets what it asked for.
4057 if (defined $cgi->http('HTTP_ACCEPT') &&
4058 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
4059 $cgi->Accept('application/xhtml+xml') != 0) {
4060 return 'application/xhtml+xml';
4061 } else {
4062 return 'text/html';
4066 sub print_feed_meta {
4067 if (defined $project) {
4068 my %href_params = get_feed_info();
4069 if (!exists $href_params{'-title'}) {
4070 $href_params{'-title'} = 'log';
4073 foreach my $format (qw(RSS Atom)) {
4074 my $type = lc($format);
4075 my %link_attr = (
4076 '-rel' => 'alternate',
4077 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"),
4078 '-type' => "application/$type+xml"
4081 $href_params{'extra_options'} = undef;
4082 $href_params{'action'} = $type;
4083 $link_attr{'-href'} = esc_attr(href(%href_params));
4084 print "<link ".
4085 "rel=\"$link_attr{'-rel'}\" ".
4086 "title=\"$link_attr{'-title'}\" ".
4087 "href=\"$link_attr{'-href'}\" ".
4088 "type=\"$link_attr{'-type'}\" ".
4089 "/>\n";
4091 $href_params{'extra_options'} = '--no-merges';
4092 $link_attr{'-href'} = esc_attr(href(%href_params));
4093 $link_attr{'-title'} .= ' (no merges)';
4094 print "<link ".
4095 "rel=\"$link_attr{'-rel'}\" ".
4096 "title=\"$link_attr{'-title'}\" ".
4097 "href=\"$link_attr{'-href'}\" ".
4098 "type=\"$link_attr{'-type'}\" ".
4099 "/>\n";
4102 } else {
4103 printf('<link rel="alternate" title="%s projects list" '.
4104 'href="%s" type="text/plain; charset=utf-8" />'."\n",
4105 esc_attr($site_name),
4106 esc_attr(href(project=>undef, action=>"project_index")));
4107 printf('<link rel="alternate" title="%s projects feeds" '.
4108 'href="%s" type="text/x-opml" />'."\n",
4109 esc_attr($site_name),
4110 esc_attr(href(project=>undef, action=>"opml")));
4114 sub print_header_links {
4115 my $status = shift;
4117 # print out each stylesheet that exist, providing backwards capability
4118 # for those people who defined $stylesheet in a config file
4119 if (defined $stylesheet) {
4120 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
4121 } else {
4122 foreach my $stylesheet (@stylesheets) {
4123 next unless $stylesheet;
4124 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
4127 print_feed_meta()
4128 if ($status eq '200 OK');
4129 if (defined $favicon) {
4130 print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n);
4134 sub print_nav_breadcrumbs_path {
4135 my $dirprefix = undef;
4136 while (my $part = shift) {
4137 $dirprefix .= "/" if defined $dirprefix;
4138 $dirprefix .= $part;
4139 print $cgi->a({-href => href(project => undef,
4140 project_filter => $dirprefix,
4141 action => "project_list")},
4142 esc_html($part)) . " / ";
4146 sub print_nav_breadcrumbs {
4147 my %opts = @_;
4149 for my $crumb (@extra_breadcrumbs, [ $home_link_str => $home_link ]) {
4150 print $cgi->a({-href => esc_url($crumb->[1])}, $crumb->[0]) . " / ";
4152 if (defined $project) {
4153 my @dirname = split '/', $project;
4154 my $projectbasename = pop @dirname;
4155 print_nav_breadcrumbs_path(@dirname);
4156 print $cgi->a({-href => href(action=>"summary")}, esc_html($projectbasename));
4157 if (defined $action) {
4158 my $action_print = $action ;
4159 if (defined $opts{-action_extra}) {
4160 $action_print = $cgi->a({-href => href(action=>$action)},
4161 $action);
4163 print " / $action_print";
4165 if (defined $opts{-action_extra}) {
4166 print " / $opts{-action_extra}";
4168 print "\n";
4169 } elsif (defined $project_filter) {
4170 print_nav_breadcrumbs_path(split '/', $project_filter);
4174 sub print_search_form {
4175 if (!defined $searchtext) {
4176 $searchtext = "";
4178 my $search_hash;
4179 if (defined $hash_base) {
4180 $search_hash = $hash_base;
4181 } elsif (defined $hash) {
4182 $search_hash = $hash;
4183 } else {
4184 $search_hash = "HEAD";
4186 my $action = $my_uri;
4187 my $use_pathinfo = gitweb_check_feature('pathinfo');
4188 if ($use_pathinfo) {
4189 $action .= "/".esc_url($project);
4191 print $cgi->start_form(-method => "get", -action => $action) .
4192 "<div class=\"search\">\n" .
4193 (!$use_pathinfo &&
4194 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
4195 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
4196 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
4197 $cgi->popup_menu(-name => 'st', -default => 'commit',
4198 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
4199 " " . $cgi->a({-href => href(action=>"search_help"),
4200 -title => "search help" }, "?") . " search:\n",
4201 $cgi->textfield(-name => "s", -value => $searchtext, -override => 1) . "\n" .
4202 "<span title=\"Extended regular expression\">" .
4203 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
4204 -checked => $search_use_regexp) .
4205 "</span>" .
4206 "</div>" .
4207 $cgi->end_form() . "\n";
4210 sub git_header_html {
4211 my $status = shift || "200 OK";
4212 my $expires = shift;
4213 my %opts = @_;
4215 my $title = get_page_title();
4216 print $cgi->header(-type=>get_content_type_html(), -charset => 'utf-8',
4217 -status=> $status, -expires => $expires)
4218 unless ($opts{'-no_http_header'});
4219 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
4220 print <<EOF;
4221 <?xml version="1.0" encoding="utf-8"?>
4222 <!DOCTYPE html [
4223 <!ENTITY nbsp "&#xA0;">
4224 <!ENTITY sdot "&#x22C5;">
4226 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
4227 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
4228 <!-- git core binaries version $git_version -->
4229 <head>
4230 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
4231 <meta name="robots" content="index, nofollow"/>
4232 <title>$title</title>
4234 # the stylesheet, favicon etc urls won't work correctly with path_info
4235 # unless we set the appropriate base URL
4236 if ($ENV{'PATH_INFO'}) {
4237 print "<base href=\"".esc_url($base_url)."\" />\n";
4239 print_header_links($status);
4241 if (defined $site_html_head_string) {
4242 print to_utf8($site_html_head_string);
4245 print "</head>\n" .
4246 "<body>\n";
4248 if (defined $site_header && -f $site_header) {
4249 insert_file($site_header);
4252 print "<div class=\"page_header\">\n";
4253 if (defined $logo) {
4254 print $cgi->a({-href => esc_url($logo_url),
4255 -title => $logo_label},
4256 $cgi->img({-src => esc_url($logo),
4257 -width => 72, -height => 27,
4258 -alt => "git",
4259 -class => "logo"}));
4261 print_nav_breadcrumbs(%opts);
4262 print "</div>\n";
4264 my $have_search = gitweb_check_feature('search');
4265 if (defined $project && $have_search) {
4266 print_search_form();
4270 sub git_footer_html {
4271 my $feed_class = 'rss_logo';
4273 print "<div class=\"page_footer\">\n";
4274 if (defined $project) {
4275 my $descr = git_get_project_description($project);
4276 if (defined $descr) {
4277 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
4280 my %href_params = get_feed_info();
4281 if (!%href_params) {
4282 $feed_class .= ' generic';
4284 $href_params{'-title'} ||= 'log';
4286 foreach my $format (qw(RSS Atom)) {
4287 $href_params{'action'} = lc($format);
4288 print $cgi->a({-href => href(%href_params),
4289 -title => "$href_params{'-title'} $format feed",
4290 -class => $feed_class}, $format)."\n";
4293 } else {
4294 print $cgi->a({-href => href(project=>undef, action=>"opml",
4295 project_filter => $project_filter),
4296 -class => $feed_class}, "OPML") . " ";
4297 print $cgi->a({-href => href(project=>undef, action=>"project_index",
4298 project_filter => $project_filter),
4299 -class => $feed_class}, "TXT") . "\n";
4301 print "</div>\n"; # class="page_footer"
4303 if (defined $t0 && gitweb_check_feature('timed')) {
4304 print "<div id=\"generating_info\">\n";
4305 print 'This page took '.
4306 '<span id="generating_time" class="time_span">'.
4307 tv_interval($t0, [ gettimeofday() ]).
4308 ' seconds </span>'.
4309 ' and '.
4310 '<span id="generating_cmd">'.
4311 $number_of_git_cmds.
4312 '</span> git commands '.
4313 " to generate.\n";
4314 print "</div>\n"; # class="page_footer"
4317 if (defined $site_footer && -f $site_footer) {
4318 insert_file($site_footer);
4321 print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!;
4322 if (defined $action &&
4323 $action eq 'blame_incremental') {
4324 print qq!<script type="text/javascript">\n!.
4325 qq!startBlame("!. esc_attr(href(action=>"blame_data", -replay=>1)) .qq!",\n!.
4326 qq! "!. esc_attr(href()) .qq!");\n!.
4327 qq!</script>\n!;
4328 } else {
4329 my ($jstimezone, $tz_cookie, $datetime_class) =
4330 gitweb_get_feature('javascript-timezone');
4332 print qq!<script type="text/javascript">\n!.
4333 qq!window.onload = function () {\n!;
4334 if (gitweb_check_feature('javascript-actions')) {
4335 print qq! fixLinks();\n!;
4337 if ($jstimezone && $tz_cookie && $datetime_class) {
4338 print qq! var tz_cookie = { name: '$tz_cookie', expires: 14, path: '/' };\n!. # in days
4339 qq! onloadTZSetup('$jstimezone', tz_cookie, '$datetime_class');\n!;
4341 print qq!};\n!.
4342 qq!</script>\n!;
4345 print "</body>\n" .
4346 "</html>";
4349 # die_error(<http_status_code>, <error_message>[, <detailed_html_description>])
4350 # Example: die_error(404, 'Hash not found')
4351 # By convention, use the following status codes (as defined in RFC 2616):
4352 # 400: Invalid or missing CGI parameters, or
4353 # requested object exists but has wrong type.
4354 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
4355 # this server or project.
4356 # 404: Requested object/revision/project doesn't exist.
4357 # 500: The server isn't configured properly, or
4358 # an internal error occurred (e.g. failed assertions caused by bugs), or
4359 # an unknown error occurred (e.g. the git binary died unexpectedly).
4360 # 503: The server is currently unavailable (because it is overloaded,
4361 # or down for maintenance). Generally, this is a temporary state.
4362 sub die_error {
4363 my $status = shift || 500;
4364 my $error = esc_html(shift) || "Internal Server Error";
4365 my $extra = shift;
4366 my %opts = @_;
4368 my %http_responses = (
4369 400 => '400 Bad Request',
4370 403 => '403 Forbidden',
4371 404 => '404 Not Found',
4372 500 => '500 Internal Server Error',
4373 503 => '503 Service Unavailable',
4375 git_header_html($http_responses{$status}, undef, %opts);
4376 print <<EOF;
4377 <div class="page_body">
4378 <br /><br />
4379 $status - $error
4380 <br />
4382 if (defined $extra) {
4383 print "<hr />\n" .
4384 "$extra\n";
4386 print "</div>\n";
4388 git_footer_html();
4389 goto DONE_GITWEB
4390 unless ($opts{'-error_handler'});
4393 ## ----------------------------------------------------------------------
4394 ## functions printing or outputting HTML: navigation
4396 sub git_print_page_nav {
4397 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
4398 $extra = '' if !defined $extra; # pager or formats
4400 my @navs = qw(summary shortlog log commit commitdiff tree);
4401 if ($suppress) {
4402 @navs = grep { $_ ne $suppress } @navs;
4405 my %arg = map { $_ => {action=>$_} } @navs;
4406 if (defined $head) {
4407 for (qw(commit commitdiff)) {
4408 $arg{$_}{'hash'} = $head;
4410 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
4411 for (qw(shortlog log)) {
4412 $arg{$_}{'hash'} = $head;
4417 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
4418 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
4420 my @actions = gitweb_get_feature('actions');
4421 my %repl = (
4422 '%' => '%',
4423 'n' => $project, # project name
4424 'f' => $git_dir, # project path within filesystem
4425 'h' => $treehead || '', # current hash ('h' parameter)
4426 'b' => $treebase || '', # hash base ('hb' parameter)
4428 while (@actions) {
4429 my ($label, $link, $pos) = splice(@actions,0,3);
4430 # insert
4431 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
4432 # munch munch
4433 $link =~ s/%([%nfhb])/$repl{$1}/g;
4434 $arg{$label}{'_href'} = $link;
4437 print "<div class=\"page_nav\">\n" .
4438 (join " | ",
4439 map { $_ eq $current ?
4440 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
4441 } @navs);
4442 print "<br/>\n$extra<br/>\n" .
4443 "</div>\n";
4446 # returns a submenu for the navigation of the refs views (tags, heads,
4447 # remotes) with the current view disabled and the remotes view only
4448 # available if the feature is enabled
4449 sub format_ref_views {
4450 my ($current) = @_;
4451 my @ref_views = qw{tags heads};
4452 push @ref_views, 'remotes' if gitweb_check_feature('remote_heads');
4453 return join " | ", map {
4454 $_ eq $current ? $_ :
4455 $cgi->a({-href => href(action=>$_)}, $_)
4456 } @ref_views
4459 sub format_paging_nav {
4460 my ($action, $page, $has_next_link) = @_;
4461 my $paging_nav;
4464 if ($page > 0) {
4465 $paging_nav .=
4466 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") .
4467 " &sdot; " .
4468 $cgi->a({-href => href(-replay=>1, page=>$page-1),
4469 -accesskey => "p", -title => "Alt-p"}, "prev");
4470 } else {
4471 $paging_nav .= "first &sdot; prev";
4474 if ($has_next_link) {
4475 $paging_nav .= " &sdot; " .
4476 $cgi->a({-href => href(-replay=>1, page=>$page+1),
4477 -accesskey => "n", -title => "Alt-n"}, "next");
4478 } else {
4479 $paging_nav .= " &sdot; next";
4482 return $paging_nav;
4485 ## ......................................................................
4486 ## functions printing or outputting HTML: div
4488 sub git_print_header_div {
4489 my ($action, $title, $hash, $hash_base) = @_;
4490 my %args = ();
4492 $args{'action'} = $action;
4493 $args{'hash'} = $hash if $hash;
4494 $args{'hash_base'} = $hash_base if $hash_base;
4496 print "<div class=\"header\">\n" .
4497 $cgi->a({-href => href(%args), -class => "title"},
4498 $title ? $title : $action) .
4499 "\n</div>\n";
4502 sub format_repo_url {
4503 my ($name, $url) = @_;
4504 return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n";
4507 # Group output by placing it in a DIV element and adding a header.
4508 # Options for start_div() can be provided by passing a hash reference as the
4509 # first parameter to the function.
4510 # Options to git_print_header_div() can be provided by passing an array
4511 # reference. This must follow the options to start_div if they are present.
4512 # The content can be a scalar, which is output as-is, a scalar reference, which
4513 # is output after html escaping, an IO handle passed either as *handle or
4514 # *handle{IO}, or a function reference. In the latter case all following
4515 # parameters will be taken as argument to the content function call.
4516 sub git_print_section {
4517 my ($div_args, $header_args, $content);
4518 my $arg = shift;
4519 if (ref($arg) eq 'HASH') {
4520 $div_args = $arg;
4521 $arg = shift;
4523 if (ref($arg) eq 'ARRAY') {
4524 $header_args = $arg;
4525 $arg = shift;
4527 $content = $arg;
4529 print $cgi->start_div($div_args);
4530 git_print_header_div(@$header_args);
4532 if (ref($content) eq 'CODE') {
4533 $content->(@_);
4534 } elsif (ref($content) eq 'SCALAR') {
4535 print esc_html($$content);
4536 } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') {
4537 print <$content>;
4538 } elsif (!ref($content) && defined($content)) {
4539 print $content;
4542 print $cgi->end_div;
4545 sub format_timestamp_html {
4546 my $date = shift;
4547 my $strtime = $date->{'rfc2822'};
4549 my (undef, undef, $datetime_class) =
4550 gitweb_get_feature('javascript-timezone');
4551 if ($datetime_class) {
4552 $strtime = qq!<span class="$datetime_class">$strtime</span>!;
4555 my $localtime_format = '(%02d:%02d %s)';
4556 if ($date->{'hour_local'} < 6) {
4557 $localtime_format = '(<span class="atnight">%02d:%02d</span> %s)';
4559 $strtime .= ' ' .
4560 sprintf($localtime_format,
4561 $date->{'hour_local'}, $date->{'minute_local'}, $date->{'tz_local'});
4563 return $strtime;
4566 # Outputs the author name and date in long form
4567 sub git_print_authorship {
4568 my $co = shift;
4569 my %opts = @_;
4570 my $tag = $opts{-tag} || 'div';
4571 my $author = $co->{'author_name'};
4573 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
4574 print "<$tag class=\"author_date\">" .
4575 format_search_author($author, "author", esc_html($author)) .
4576 " [".format_timestamp_html(\%ad)."]".
4577 git_get_avatar($co->{'author_email'}, -pad_before => 1) .
4578 "</$tag>\n";
4581 # Outputs table rows containing the full author or committer information,
4582 # in the format expected for 'commit' view (& similar).
4583 # Parameters are a commit hash reference, followed by the list of people
4584 # to output information for. If the list is empty it defaults to both
4585 # author and committer.
4586 sub git_print_authorship_rows {
4587 my $co = shift;
4588 # too bad we can't use @people = @_ || ('author', 'committer')
4589 my @people = @_;
4590 @people = ('author', 'committer') unless @people;
4591 foreach my $who (@people) {
4592 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
4593 print "<tr><td>$who</td><td>" .
4594 format_search_author($co->{"${who}_name"}, $who,
4595 esc_html($co->{"${who}_name"})) . " " .
4596 format_search_author($co->{"${who}_email"}, $who,
4597 esc_html("<" . $co->{"${who}_email"} . ">")) .
4598 "</td><td rowspan=\"2\">" .
4599 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
4600 "</td></tr>\n" .
4601 "<tr>" .
4602 "<td></td><td>" .
4603 format_timestamp_html(\%wd) .
4604 "</td>" .
4605 "</tr>\n";
4609 sub git_print_page_path {
4610 my $name = shift;
4611 my $type = shift;
4612 my $hb = shift;
4615 print "<div class=\"page_path\">";
4616 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
4617 -title => 'tree root'}, to_utf8("[$project]"));
4618 print " / ";
4619 if (defined $name) {
4620 my @dirname = split '/', $name;
4621 my $basename = pop @dirname;
4622 my $fullname = '';
4624 foreach my $dir (@dirname) {
4625 $fullname .= ($fullname ? '/' : '') . $dir;
4626 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
4627 hash_base=>$hb),
4628 -title => $fullname}, esc_path($dir));
4629 print " / ";
4631 if (defined $type && $type eq 'blob') {
4632 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
4633 hash_base=>$hb),
4634 -title => $name}, esc_path($basename));
4635 } elsif (defined $type && $type eq 'tree') {
4636 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
4637 hash_base=>$hb),
4638 -title => $name}, esc_path($basename));
4639 print " / ";
4640 } else {
4641 print esc_path($basename);
4644 print "<br/></div>\n";
4647 sub git_print_log {
4648 my $log = shift;
4649 my %opts = @_;
4651 if ($opts{'-remove_title'}) {
4652 # remove title, i.e. first line of log
4653 shift @$log;
4655 # remove leading empty lines
4656 while (defined $log->[0] && $log->[0] eq "") {
4657 shift @$log;
4660 # print log
4661 my $skip_blank_line = 0;
4662 foreach my $line (@$log) {
4663 if ($line =~ m/^\s*([A-Z][-A-Za-z]*-([Bb]y|[Tt]o)|C[Cc]|(Clos|Fix)es): /) {
4664 if (! $opts{'-remove_signoff'}) {
4665 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
4666 $skip_blank_line = 1;
4668 next;
4671 if ($line =~ m,\s*([a-z]*link): (https?://\S+),i) {
4672 if (! $opts{'-remove_signoff'}) {
4673 print "<span class=\"signoff\">" . esc_html($1) . ": " .
4674 "<a href=\"" . esc_html($2) . "\">" . esc_html($2) . "</a>" .
4675 "</span><br/>\n";
4676 $skip_blank_line = 1;
4678 next;
4681 # print only one empty line
4682 # do not print empty line after signoff
4683 if ($line eq "") {
4684 next if ($skip_blank_line);
4685 $skip_blank_line = 1;
4686 } else {
4687 $skip_blank_line = 0;
4690 print format_log_line_html($line) . "<br/>\n";
4693 if ($opts{'-final_empty_line'}) {
4694 # end with single empty line
4695 print "<br/>\n" unless $skip_blank_line;
4699 # return link target (what link points to)
4700 sub git_get_link_target {
4701 my $hash = shift;
4702 my $link_target;
4704 # read link
4705 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4706 or return;
4708 local $/ = undef;
4709 $link_target = <$fd>;
4711 close $fd
4712 or return;
4714 return $link_target;
4717 # given link target, and the directory (basedir) the link is in,
4718 # return target of link relative to top directory (top tree);
4719 # return undef if it is not possible (including absolute links).
4720 sub normalize_link_target {
4721 my ($link_target, $basedir) = @_;
4723 # absolute symlinks (beginning with '/') cannot be normalized
4724 return if (substr($link_target, 0, 1) eq '/');
4726 # normalize link target to path from top (root) tree (dir)
4727 my $path;
4728 if ($basedir) {
4729 $path = $basedir . '/' . $link_target;
4730 } else {
4731 # we are in top (root) tree (dir)
4732 $path = $link_target;
4735 # remove //, /./, and /../
4736 my @path_parts;
4737 foreach my $part (split('/', $path)) {
4738 # discard '.' and ''
4739 next if (!$part || $part eq '.');
4740 # handle '..'
4741 if ($part eq '..') {
4742 if (@path_parts) {
4743 pop @path_parts;
4744 } else {
4745 # link leads outside repository (outside top dir)
4746 return;
4748 } else {
4749 push @path_parts, $part;
4752 $path = join('/', @path_parts);
4754 return $path;
4757 # print tree entry (row of git_tree), but without encompassing <tr> element
4758 sub git_print_tree_entry {
4759 my ($t, $basedir, $hash_base, $have_blame) = @_;
4761 my %base_key = ();
4762 $base_key{'hash_base'} = $hash_base if defined $hash_base;
4764 # The format of a table row is: mode list link. Where mode is
4765 # the mode of the entry, list is the name of the entry, an href,
4766 # and link is the action links of the entry.
4768 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
4769 if (exists $t->{'size'}) {
4770 print "<td class=\"size\">$t->{'size'}</td>\n";
4772 if ($t->{'type'} eq "blob") {
4773 print "<td class=\"list\">" .
4774 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4775 file_name=>"$basedir$t->{'name'}", %base_key),
4776 -class => "list"}, esc_path($t->{'name'}));
4777 if (S_ISLNK(oct $t->{'mode'})) {
4778 my $link_target = git_get_link_target($t->{'hash'});
4779 if ($link_target) {
4780 my $norm_target = normalize_link_target($link_target, $basedir);
4781 if (defined $norm_target) {
4782 print " -> " .
4783 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
4784 file_name=>$norm_target),
4785 -title => $norm_target}, esc_path($link_target));
4786 } else {
4787 print " -> " . esc_path($link_target);
4791 print "</td>\n";
4792 print "<td class=\"link\">";
4793 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4794 file_name=>"$basedir$t->{'name'}", %base_key)},
4795 "blob");
4796 if ($have_blame) {
4797 print " | " .
4798 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
4799 file_name=>"$basedir$t->{'name'}", %base_key)},
4800 "blame");
4802 if (defined $hash_base) {
4803 print " | " .
4804 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4805 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
4806 "history");
4808 print " | " .
4809 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
4810 file_name=>"$basedir$t->{'name'}")},
4811 "raw");
4812 print "</td>\n";
4814 } elsif ($t->{'type'} eq "tree") {
4815 print "<td class=\"list\">";
4816 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4817 file_name=>"$basedir$t->{'name'}",
4818 %base_key)},
4819 esc_path($t->{'name'}));
4820 print "</td>\n";
4821 print "<td class=\"link\">";
4822 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4823 file_name=>"$basedir$t->{'name'}",
4824 %base_key)},
4825 "tree");
4826 if (defined $hash_base) {
4827 print " | " .
4828 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4829 file_name=>"$basedir$t->{'name'}")},
4830 "history");
4832 print "</td>\n";
4833 } else {
4834 # unknown object: we can only present history for it
4835 # (this includes 'commit' object, i.e. submodule support)
4836 print "<td class=\"list\">" .
4837 esc_path($t->{'name'}) .
4838 "</td>\n";
4839 print "<td class=\"link\">";
4840 if (defined $hash_base) {
4841 print $cgi->a({-href => href(action=>"history",
4842 hash_base=>$hash_base,
4843 file_name=>"$basedir$t->{'name'}")},
4844 "history");
4846 print "</td>\n";
4850 ## ......................................................................
4851 ## functions printing large fragments of HTML
4853 # get pre-image filenames for merge (combined) diff
4854 sub fill_from_file_info {
4855 my ($diff, @parents) = @_;
4857 $diff->{'from_file'} = [ ];
4858 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
4859 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4860 if ($diff->{'status'}[$i] eq 'R' ||
4861 $diff->{'status'}[$i] eq 'C') {
4862 $diff->{'from_file'}[$i] =
4863 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
4867 return $diff;
4870 # is current raw difftree line of file deletion
4871 sub is_deleted {
4872 my $diffinfo = shift;
4874 return $diffinfo->{'to_id'} eq ('0' x 40) || $diffinfo->{'to_id'} eq ('0' x 64);
4877 # does patch correspond to [previous] difftree raw line
4878 # $diffinfo - hashref of parsed raw diff format
4879 # $patchinfo - hashref of parsed patch diff format
4880 # (the same keys as in $diffinfo)
4881 sub is_patch_split {
4882 my ($diffinfo, $patchinfo) = @_;
4884 return defined $diffinfo && defined $patchinfo
4885 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
4889 sub git_difftree_body {
4890 my ($difftree, $hash, @parents) = @_;
4891 my ($parent) = $parents[0];
4892 my $have_blame = gitweb_check_feature('blame');
4893 print "<div class=\"list_head\">\n";
4894 if ($#{$difftree} > 10) {
4895 print(($#{$difftree} + 1) . " files changed:\n");
4897 print "</div>\n";
4899 print "<table class=\"" .
4900 (@parents > 1 ? "combined " : "") .
4901 "diff_tree\">\n";
4903 # header only for combined diff in 'commitdiff' view
4904 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
4905 if ($has_header) {
4906 # table header
4907 print "<thead><tr>\n" .
4908 "<th></th><th></th>\n"; # filename, patchN link
4909 for (my $i = 0; $i < @parents; $i++) {
4910 my $par = $parents[$i];
4911 print "<th>" .
4912 $cgi->a({-href => href(action=>"commitdiff",
4913 hash=>$hash, hash_parent=>$par),
4914 -title => 'commitdiff to parent number ' .
4915 ($i+1) . ': ' . substr($par,0,7)},
4916 $i+1) .
4917 "&nbsp;</th>\n";
4919 print "</tr></thead>\n<tbody>\n";
4922 my $alternate = 1;
4923 my $patchno = 0;
4924 foreach my $line (@{$difftree}) {
4925 my $diff = parsed_difftree_line($line);
4927 if ($alternate) {
4928 print "<tr class=\"dark\">\n";
4929 } else {
4930 print "<tr class=\"light\">\n";
4932 $alternate ^= 1;
4934 if (exists $diff->{'nparents'}) { # combined diff
4936 fill_from_file_info($diff, @parents)
4937 unless exists $diff->{'from_file'};
4939 if (!is_deleted($diff)) {
4940 # file exists in the result (child) commit
4941 print "<td>" .
4942 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4943 file_name=>$diff->{'to_file'},
4944 hash_base=>$hash),
4945 -class => "list"}, esc_path($diff->{'to_file'})) .
4946 "</td>\n";
4947 } else {
4948 print "<td>" .
4949 esc_path($diff->{'to_file'}) .
4950 "</td>\n";
4953 if ($action eq 'commitdiff') {
4954 # link to patch
4955 $patchno++;
4956 print "<td class=\"link\">" .
4957 $cgi->a({-href => href(-anchor=>"patch$patchno")},
4958 "patch") .
4959 " | " .
4960 "</td>\n";
4963 my $has_history = 0;
4964 my $not_deleted = 0;
4965 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4966 my $hash_parent = $parents[$i];
4967 my $from_hash = $diff->{'from_id'}[$i];
4968 my $from_path = $diff->{'from_file'}[$i];
4969 my $status = $diff->{'status'}[$i];
4971 $has_history ||= ($status ne 'A');
4972 $not_deleted ||= ($status ne 'D');
4974 if ($status eq 'A') {
4975 print "<td class=\"link\" align=\"right\"> | </td>\n";
4976 } elsif ($status eq 'D') {
4977 print "<td class=\"link\">" .
4978 $cgi->a({-href => href(action=>"blob",
4979 hash_base=>$hash,
4980 hash=>$from_hash,
4981 file_name=>$from_path)},
4982 "blob" . ($i+1)) .
4983 " | </td>\n";
4984 } else {
4985 if ($diff->{'to_id'} eq $from_hash) {
4986 print "<td class=\"link nochange\">";
4987 } else {
4988 print "<td class=\"link\">";
4990 print $cgi->a({-href => href(action=>"blobdiff",
4991 hash=>$diff->{'to_id'},
4992 hash_parent=>$from_hash,
4993 hash_base=>$hash,
4994 hash_parent_base=>$hash_parent,
4995 file_name=>$diff->{'to_file'},
4996 file_parent=>$from_path)},
4997 "diff" . ($i+1)) .
4998 " | </td>\n";
5002 print "<td class=\"link\">";
5003 if ($not_deleted) {
5004 print $cgi->a({-href => href(action=>"blob",
5005 hash=>$diff->{'to_id'},
5006 file_name=>$diff->{'to_file'},
5007 hash_base=>$hash)},
5008 "blob");
5009 print " | " if ($has_history);
5011 if ($has_history) {
5012 print $cgi->a({-href => href(action=>"history",
5013 file_name=>$diff->{'to_file'},
5014 hash_base=>$hash)},
5015 "history");
5017 print "</td>\n";
5019 print "</tr>\n";
5020 next; # instead of 'else' clause, to avoid extra indent
5022 # else ordinary diff
5024 my ($to_mode_oct, $to_mode_str, $to_file_type);
5025 my ($from_mode_oct, $from_mode_str, $from_file_type);
5026 if ($diff->{'to_mode'} ne ('0' x 6)) {
5027 $to_mode_oct = oct $diff->{'to_mode'};
5028 if (S_ISREG($to_mode_oct)) { # only for regular file
5029 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
5031 $to_file_type = file_type($diff->{'to_mode'});
5033 if ($diff->{'from_mode'} ne ('0' x 6)) {
5034 $from_mode_oct = oct $diff->{'from_mode'};
5035 if (S_ISREG($from_mode_oct)) { # only for regular file
5036 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
5038 $from_file_type = file_type($diff->{'from_mode'});
5041 if ($diff->{'status'} eq "A") { # created
5042 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
5043 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
5044 $mode_chng .= "]</span>";
5045 print "<td>";
5046 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5047 hash_base=>$hash, file_name=>$diff->{'file'}),
5048 -class => "list"}, esc_path($diff->{'file'}));
5049 print "</td>\n";
5050 print "<td>$mode_chng</td>\n";
5051 print "<td class=\"link\">";
5052 if ($action eq 'commitdiff') {
5053 # link to patch
5054 $patchno++;
5055 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5056 "patch") .
5057 " | ";
5059 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5060 hash_base=>$hash, file_name=>$diff->{'file'})},
5061 "blob");
5062 print "</td>\n";
5064 } elsif ($diff->{'status'} eq "D") { # deleted
5065 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
5066 print "<td>";
5067 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
5068 hash_base=>$parent, file_name=>$diff->{'file'}),
5069 -class => "list"}, esc_path($diff->{'file'}));
5070 print "</td>\n";
5071 print "<td>$mode_chng</td>\n";
5072 print "<td class=\"link\">";
5073 if ($action eq 'commitdiff') {
5074 # link to patch
5075 $patchno++;
5076 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5077 "patch") .
5078 " | ";
5080 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
5081 hash_base=>$parent, file_name=>$diff->{'file'})},
5082 "blob") . " | ";
5083 if ($have_blame) {
5084 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
5085 file_name=>$diff->{'file'})},
5086 "blame") . " | ";
5088 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
5089 file_name=>$diff->{'file'})},
5090 "history");
5091 print "</td>\n";
5093 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
5094 my $mode_chnge = "";
5095 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
5096 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
5097 if ($from_file_type ne $to_file_type) {
5098 $mode_chnge .= " from $from_file_type to $to_file_type";
5100 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
5101 if ($from_mode_str && $to_mode_str) {
5102 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
5103 } elsif ($to_mode_str) {
5104 $mode_chnge .= " mode: $to_mode_str";
5107 $mode_chnge .= "]</span>\n";
5109 print "<td>";
5110 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5111 hash_base=>$hash, file_name=>$diff->{'file'}),
5112 -class => "list"}, esc_path($diff->{'file'}));
5113 print "</td>\n";
5114 print "<td>$mode_chnge</td>\n";
5115 print "<td class=\"link\">";
5116 if ($action eq 'commitdiff') {
5117 # link to patch
5118 $patchno++;
5119 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5120 "patch") .
5121 " | ";
5122 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
5123 # "commit" view and modified file (not onlu mode changed)
5124 print $cgi->a({-href => href(action=>"blobdiff",
5125 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
5126 hash_base=>$hash, hash_parent_base=>$parent,
5127 file_name=>$diff->{'file'})},
5128 "diff") .
5129 " | ";
5131 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5132 hash_base=>$hash, file_name=>$diff->{'file'})},
5133 "blob") . " | ";
5134 if ($have_blame) {
5135 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
5136 file_name=>$diff->{'file'})},
5137 "blame") . " | ";
5139 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
5140 file_name=>$diff->{'file'})},
5141 "history");
5142 print "</td>\n";
5144 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
5145 my %status_name = ('R' => 'moved', 'C' => 'copied');
5146 my $nstatus = $status_name{$diff->{'status'}};
5147 my $mode_chng = "";
5148 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
5149 # mode also for directories, so we cannot use $to_mode_str
5150 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
5152 print "<td>" .
5153 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
5154 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
5155 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
5156 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
5157 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
5158 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
5159 -class => "list"}, esc_path($diff->{'from_file'})) .
5160 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
5161 "<td class=\"link\">";
5162 if ($action eq 'commitdiff') {
5163 # link to patch
5164 $patchno++;
5165 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5166 "patch") .
5167 " | ";
5168 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
5169 # "commit" view and modified file (not only pure rename or copy)
5170 print $cgi->a({-href => href(action=>"blobdiff",
5171 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
5172 hash_base=>$hash, hash_parent_base=>$parent,
5173 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
5174 "diff") .
5175 " | ";
5177 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5178 hash_base=>$parent, file_name=>$diff->{'to_file'})},
5179 "blob") . " | ";
5180 if ($have_blame) {
5181 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
5182 file_name=>$diff->{'to_file'})},
5183 "blame") . " | ";
5185 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
5186 file_name=>$diff->{'to_file'})},
5187 "history");
5188 print "</td>\n";
5190 } # we should not encounter Unmerged (U) or Unknown (X) status
5191 print "</tr>\n";
5193 print "</tbody>" if $has_header;
5194 print "</table>\n";
5197 # Print context lines and then rem/add lines in a side-by-side manner.
5198 sub print_sidebyside_diff_lines {
5199 my ($ctx, $rem, $add) = @_;
5201 # print context block before add/rem block
5202 if (@$ctx) {
5203 print join '',
5204 '<div class="chunk_block ctx">',
5205 '<div class="old">',
5206 @$ctx,
5207 '</div>',
5208 '<div class="new">',
5209 @$ctx,
5210 '</div>',
5211 '</div>';
5214 if (!@$add) {
5215 # pure removal
5216 print join '',
5217 '<div class="chunk_block rem">',
5218 '<div class="old">',
5219 @$rem,
5220 '</div>',
5221 '</div>';
5222 } elsif (!@$rem) {
5223 # pure addition
5224 print join '',
5225 '<div class="chunk_block add">',
5226 '<div class="new">',
5227 @$add,
5228 '</div>',
5229 '</div>';
5230 } else {
5231 print join '',
5232 '<div class="chunk_block chg">',
5233 '<div class="old">',
5234 @$rem,
5235 '</div>',
5236 '<div class="new">',
5237 @$add,
5238 '</div>',
5239 '</div>';
5243 # Print context lines and then rem/add lines in inline manner.
5244 sub print_inline_diff_lines {
5245 my ($ctx, $rem, $add) = @_;
5247 print @$ctx, @$rem, @$add;
5250 # Format removed and added line, mark changed part and HTML-format them.
5251 # Implementation is based on contrib/diff-highlight
5252 sub format_rem_add_lines_pair {
5253 my ($rem, $add, $num_parents) = @_;
5255 # We need to untabify lines before split()'ing them;
5256 # otherwise offsets would be invalid.
5257 chomp $rem;
5258 chomp $add;
5259 $rem = untabify($rem);
5260 $add = untabify($add);
5262 my @rem = split(//, $rem);
5263 my @add = split(//, $add);
5264 my ($esc_rem, $esc_add);
5265 # Ignore leading +/- characters for each parent.
5266 my ($prefix_len, $suffix_len) = ($num_parents, 0);
5267 my ($prefix_has_nonspace, $suffix_has_nonspace);
5269 my $shorter = (@rem < @add) ? @rem : @add;
5270 while ($prefix_len < $shorter) {
5271 last if ($rem[$prefix_len] ne $add[$prefix_len]);
5273 $prefix_has_nonspace = 1 if ($rem[$prefix_len] !~ /\s/);
5274 $prefix_len++;
5277 while ($prefix_len + $suffix_len < $shorter) {
5278 last if ($rem[-1 - $suffix_len] ne $add[-1 - $suffix_len]);
5280 $suffix_has_nonspace = 1 if ($rem[-1 - $suffix_len] !~ /\s/);
5281 $suffix_len++;
5284 # Mark lines that are different from each other, but have some common
5285 # part that isn't whitespace. If lines are completely different, don't
5286 # mark them because that would make output unreadable, especially if
5287 # diff consists of multiple lines.
5288 if ($prefix_has_nonspace || $suffix_has_nonspace) {
5289 $esc_rem = esc_html_hl_regions($rem, 'marked',
5290 [$prefix_len, @rem - $suffix_len], -nbsp=>1);
5291 $esc_add = esc_html_hl_regions($add, 'marked',
5292 [$prefix_len, @add - $suffix_len], -nbsp=>1);
5293 } else {
5294 $esc_rem = esc_html($rem, -nbsp=>1);
5295 $esc_add = esc_html($add, -nbsp=>1);
5298 return format_diff_line(\$esc_rem, 'rem'),
5299 format_diff_line(\$esc_add, 'add');
5302 # HTML-format diff context, removed and added lines.
5303 sub format_ctx_rem_add_lines {
5304 my ($ctx, $rem, $add, $num_parents) = @_;
5305 my (@new_ctx, @new_rem, @new_add);
5306 my $can_highlight = 0;
5307 my $is_combined = ($num_parents > 1);
5309 # Highlight if every removed line has a corresponding added line.
5310 if (@$add > 0 && @$add == @$rem) {
5311 $can_highlight = 1;
5313 # Highlight lines in combined diff only if the chunk contains
5314 # diff between the same version, e.g.
5316 # - a
5317 # - b
5318 # + c
5319 # + d
5321 # Otherwise the highlighting would be confusing.
5322 if ($is_combined) {
5323 for (my $i = 0; $i < @$add; $i++) {
5324 my $prefix_rem = substr($rem->[$i], 0, $num_parents);
5325 my $prefix_add = substr($add->[$i], 0, $num_parents);
5327 $prefix_rem =~ s/-/+/g;
5329 if ($prefix_rem ne $prefix_add) {
5330 $can_highlight = 0;
5331 last;
5337 if ($can_highlight) {
5338 for (my $i = 0; $i < @$add; $i++) {
5339 my ($line_rem, $line_add) = format_rem_add_lines_pair(
5340 $rem->[$i], $add->[$i], $num_parents);
5341 push @new_rem, $line_rem;
5342 push @new_add, $line_add;
5344 } else {
5345 @new_rem = map { format_diff_line($_, 'rem') } @$rem;
5346 @new_add = map { format_diff_line($_, 'add') } @$add;
5349 @new_ctx = map { format_diff_line($_, 'ctx') } @$ctx;
5351 return (\@new_ctx, \@new_rem, \@new_add);
5354 # Print context lines and then rem/add lines.
5355 sub print_diff_lines {
5356 my ($ctx, $rem, $add, $diff_style, $num_parents) = @_;
5357 my $is_combined = $num_parents > 1;
5359 ($ctx, $rem, $add) = format_ctx_rem_add_lines($ctx, $rem, $add,
5360 $num_parents);
5362 if ($diff_style eq 'sidebyside' && !$is_combined) {
5363 print_sidebyside_diff_lines($ctx, $rem, $add);
5364 } else {
5365 # default 'inline' style and unknown styles
5366 print_inline_diff_lines($ctx, $rem, $add);
5370 sub print_diff_chunk {
5371 my ($diff_style, $num_parents, $from, $to, @chunk) = @_;
5372 my (@ctx, @rem, @add);
5374 # The class of the previous line.
5375 my $prev_class = '';
5377 return unless @chunk;
5379 # incomplete last line might be among removed or added lines,
5380 # or both, or among context lines: find which
5381 for (my $i = 1; $i < @chunk; $i++) {
5382 if ($chunk[$i][0] eq 'incomplete') {
5383 $chunk[$i][0] = $chunk[$i-1][0];
5387 # guardian
5388 push @chunk, ["", ""];
5390 foreach my $line_info (@chunk) {
5391 my ($class, $line) = @$line_info;
5393 # print chunk headers
5394 if ($class && $class eq 'chunk_header') {
5395 print format_diff_line($line, $class, $from, $to);
5396 next;
5399 ## print from accumulator when have some add/rem lines or end
5400 # of chunk (flush context lines), or when have add and rem
5401 # lines and new block is reached (otherwise add/rem lines could
5402 # be reordered)
5403 if (!$class || ((@rem || @add) && $class eq 'ctx') ||
5404 (@rem && @add && $class ne $prev_class)) {
5405 print_diff_lines(\@ctx, \@rem, \@add,
5406 $diff_style, $num_parents);
5407 @ctx = @rem = @add = ();
5410 ## adding lines to accumulator
5411 # guardian value
5412 last unless $line;
5413 # rem, add or change
5414 if ($class eq 'rem') {
5415 push @rem, $line;
5416 } elsif ($class eq 'add') {
5417 push @add, $line;
5419 # context line
5420 if ($class eq 'ctx') {
5421 push @ctx, $line;
5424 $prev_class = $class;
5428 sub git_patchset_body {
5429 my ($fd, $diff_style, $difftree, $hash, @hash_parents) = @_;
5430 my ($hash_parent) = $hash_parents[0];
5432 my $is_combined = (@hash_parents > 1);
5433 my $patch_idx = 0;
5434 my $patch_number = 0;
5435 my $patch_line;
5436 my $diffinfo;
5437 my $to_name;
5438 my (%from, %to);
5439 my @chunk; # for side-by-side diff
5441 print "<div class=\"patchset\">\n";
5443 # skip to first patch
5444 while ($patch_line = <$fd>) {
5445 chomp $patch_line;
5447 last if ($patch_line =~ m/^diff /);
5450 PATCH:
5451 while ($patch_line) {
5453 # parse "git diff" header line
5454 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
5455 # $1 is from_name, which we do not use
5456 $to_name = unquote($2);
5457 $to_name =~ s!^b/!!;
5458 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
5459 # $1 is 'cc' or 'combined', which we do not use
5460 $to_name = unquote($2);
5461 } else {
5462 $to_name = undef;
5465 # check if current patch belong to current raw line
5466 # and parse raw git-diff line if needed
5467 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
5468 # this is continuation of a split patch
5469 print "<div class=\"patch cont\">\n";
5470 } else {
5471 # advance raw git-diff output if needed
5472 $patch_idx++ if defined $diffinfo;
5474 # read and prepare patch information
5475 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5477 # compact combined diff output can have some patches skipped
5478 # find which patch (using pathname of result) we are at now;
5479 if ($is_combined) {
5480 while ($to_name ne $diffinfo->{'to_file'}) {
5481 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
5482 format_diff_cc_simplified($diffinfo, @hash_parents) .
5483 "</div>\n"; # class="patch"
5485 $patch_idx++;
5486 $patch_number++;
5488 last if $patch_idx > $#$difftree;
5489 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5493 # modifies %from, %to hashes
5494 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
5496 # this is first patch for raw difftree line with $patch_idx index
5497 # we index @$difftree array from 0, but number patches from 1
5498 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
5501 # git diff header
5502 #assert($patch_line =~ m/^diff /) if DEBUG;
5503 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
5504 $patch_number++;
5505 # print "git diff" header
5506 print format_git_diff_header_line($patch_line, $diffinfo,
5507 \%from, \%to);
5509 # print extended diff header
5510 print "<div class=\"diff extended_header\">\n";
5511 EXTENDED_HEADER:
5512 while ($patch_line = <$fd>) {
5513 chomp $patch_line;
5515 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
5517 print format_extended_diff_header_line($patch_line, $diffinfo,
5518 \%from, \%to);
5520 print "</div>\n"; # class="diff extended_header"
5522 # from-file/to-file diff header
5523 if (! $patch_line) {
5524 print "</div>\n"; # class="patch"
5525 last PATCH;
5527 next PATCH if ($patch_line =~ m/^diff /);
5528 #assert($patch_line =~ m/^---/) if DEBUG;
5530 my $last_patch_line = $patch_line;
5531 $patch_line = <$fd>;
5532 chomp $patch_line;
5533 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
5535 print format_diff_from_to_header($last_patch_line, $patch_line,
5536 $diffinfo, \%from, \%to,
5537 @hash_parents);
5539 # the patch itself
5540 LINE:
5541 while ($patch_line = <$fd>) {
5542 chomp $patch_line;
5544 next PATCH if ($patch_line =~ m/^diff /);
5546 my $class = diff_line_class($patch_line, \%from, \%to);
5548 if ($class eq 'chunk_header') {
5549 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
5550 @chunk = ();
5553 push @chunk, [ $class, $patch_line ];
5556 } continue {
5557 if (@chunk) {
5558 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
5559 @chunk = ();
5561 print "</div>\n"; # class="patch"
5564 # for compact combined (--cc) format, with chunk and patch simplification
5565 # the patchset might be empty, but there might be unprocessed raw lines
5566 for (++$patch_idx if $patch_number > 0;
5567 $patch_idx < @$difftree;
5568 ++$patch_idx) {
5569 # read and prepare patch information
5570 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5572 # generate anchor for "patch" links in difftree / whatchanged part
5573 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
5574 format_diff_cc_simplified($diffinfo, @hash_parents) .
5575 "</div>\n"; # class="patch"
5577 $patch_number++;
5580 if ($patch_number == 0) {
5581 if (@hash_parents > 1) {
5582 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
5583 } else {
5584 print "<div class=\"diff nodifferences\">No differences found</div>\n";
5588 print "</div>\n"; # class="patchset"
5591 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5593 sub git_project_search_form {
5594 my ($searchtext, $search_use_regexp) = @_;
5596 my $limit = '';
5597 if ($project_filter) {
5598 $limit = " in '$project_filter/'";
5601 print "<div class=\"projsearch\">\n";
5602 print $cgi->start_form(-method => 'get', -action => $my_uri) .
5603 $cgi->hidden(-name => 'a', -value => 'project_list') . "\n";
5604 print $cgi->hidden(-name => 'pf', -value => $project_filter). "\n"
5605 if (defined $project_filter);
5606 print $cgi->textfield(-name => 's', -value => $searchtext,
5607 -title => "Search project by name and description$limit",
5608 -size => 60) . "\n" .
5609 "<span title=\"Extended regular expression\">" .
5610 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
5611 -checked => $search_use_regexp) .
5612 "</span>\n" .
5613 $cgi->submit(-name => 'btnS', -value => 'Search') .
5614 $cgi->end_form() . "\n" .
5615 $cgi->a({-href => href(project => undef, searchtext => undef,
5616 project_filter => $project_filter)},
5617 esc_html("List all projects$limit")) . "<br />\n";
5618 print "</div>\n";
5621 # entry for given @keys needs filling if at least one of keys in list
5622 # is not present in %$project_info
5623 sub project_info_needs_filling {
5624 my ($project_info, @keys) = @_;
5626 # return List::MoreUtils::any { !exists $project_info->{$_} } @keys;
5627 foreach my $key (@keys) {
5628 if (!exists $project_info->{$key}) {
5629 return 1;
5632 return;
5635 # fills project list info (age, description, owner, category, forks, etc.)
5636 # for each project in the list, removing invalid projects from
5637 # returned list, or fill only specified info.
5639 # Invalid projects are removed from the returned list if and only if you
5640 # ask 'age' or 'age_string' to be filled, because they are the only fields
5641 # that run unconditionally git command that requires repository, and
5642 # therefore do always check if project repository is invalid.
5644 # USAGE:
5645 # * fill_project_list_info(\@project_list, 'descr_long', 'ctags')
5646 # ensures that 'descr_long' and 'ctags' fields are filled
5647 # * @project_list = fill_project_list_info(\@project_list)
5648 # ensures that all fields are filled (and invalid projects removed)
5650 # NOTE: modifies $projlist, but does not remove entries from it
5651 sub fill_project_list_info {
5652 my ($projlist, @wanted_keys) = @_;
5653 my @projects;
5654 my $filter_set = sub { return @_; };
5655 if (@wanted_keys) {
5656 my %wanted_keys = map { $_ => 1 } @wanted_keys;
5657 $filter_set = sub { return grep { $wanted_keys{$_} } @_; };
5660 my $show_ctags = gitweb_check_feature('ctags');
5661 PROJECT:
5662 foreach my $pr (@$projlist) {
5663 if (project_info_needs_filling($pr, $filter_set->('age', 'age_string'))) {
5664 my (@activity) = git_get_last_activity($pr->{'path'});
5665 unless (@activity) {
5666 next PROJECT;
5668 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
5670 if (project_info_needs_filling($pr, $filter_set->('descr', 'descr_long'))) {
5671 my $descr = git_get_project_description($pr->{'path'}) || "";
5672 $descr = to_utf8($descr);
5673 $pr->{'descr_long'} = $descr;
5674 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
5676 if (project_info_needs_filling($pr, $filter_set->('owner'))) {
5677 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
5679 if ($show_ctags &&
5680 project_info_needs_filling($pr, $filter_set->('ctags'))) {
5681 $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
5683 if ($projects_list_group_categories &&
5684 project_info_needs_filling($pr, $filter_set->('category'))) {
5685 my $cat = git_get_project_category($pr->{'path'}) ||
5686 $project_list_default_category;
5687 $pr->{'category'} = to_utf8($cat);
5690 push @projects, $pr;
5693 return @projects;
5696 sub sort_projects_list {
5697 my ($projlist, $order) = @_;
5699 sub order_str {
5700 my $key = shift;
5701 return sub { $a->{$key} cmp $b->{$key} };
5704 sub order_num_then_undef {
5705 my $key = shift;
5706 return sub {
5707 defined $a->{$key} ?
5708 (defined $b->{$key} ? $a->{$key} <=> $b->{$key} : -1) :
5709 (defined $b->{$key} ? 1 : 0)
5713 my %orderings = (
5714 project => order_str('path'),
5715 descr => order_str('descr_long'),
5716 owner => order_str('owner'),
5717 age => order_num_then_undef('age'),
5720 my $ordering = $orderings{$order};
5721 return defined $ordering ? sort $ordering @$projlist : @$projlist;
5724 # returns a hash of categories, containing the list of project
5725 # belonging to each category
5726 sub build_projlist_by_category {
5727 my ($projlist, $from, $to) = @_;
5728 my %categories;
5730 $from = 0 unless defined $from;
5731 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5733 for (my $i = $from; $i <= $to; $i++) {
5734 my $pr = $projlist->[$i];
5735 push @{$categories{ $pr->{'category'} }}, $pr;
5738 return wantarray ? %categories : \%categories;
5741 # print 'sort by' <th> element, generating 'sort by $name' replay link
5742 # if that order is not selected
5743 sub print_sort_th {
5744 print format_sort_th(@_);
5747 sub format_sort_th {
5748 my ($name, $order, $header) = @_;
5749 my $sort_th = "";
5750 $header ||= ucfirst($name);
5752 if ($order eq $name) {
5753 $sort_th .= "<th>$header</th>\n";
5754 } else {
5755 $sort_th .= "<th>" .
5756 $cgi->a({-href => href(-replay=>1, order=>$name),
5757 -class => "header"}, $header) .
5758 "</th>\n";
5761 return $sort_th;
5764 sub git_project_list_rows {
5765 my ($projlist, $from, $to, $check_forks) = @_;
5767 $from = 0 unless defined $from;
5768 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5770 my $alternate = 1;
5771 for (my $i = $from; $i <= $to; $i++) {
5772 my $pr = $projlist->[$i];
5774 if ($alternate) {
5775 print "<tr class=\"dark\">\n";
5776 } else {
5777 print "<tr class=\"light\">\n";
5779 $alternate ^= 1;
5781 if ($check_forks) {
5782 print "<td>";
5783 if ($pr->{'forks'}) {
5784 my $nforks = scalar @{$pr->{'forks'}};
5785 if ($nforks > 0) {
5786 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks"),
5787 -title => "$nforks forks"}, "+");
5788 } else {
5789 print $cgi->span({-title => "$nforks forks"}, "+");
5792 print "</td>\n";
5794 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5795 -class => "list"},
5796 esc_html_match_hl($pr->{'path'}, $search_regexp)) .
5797 "</td>\n" .
5798 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5799 -class => "list",
5800 -title => $pr->{'descr_long'}},
5801 $search_regexp
5802 ? esc_html_match_hl_chopped($pr->{'descr_long'},
5803 $pr->{'descr'}, $search_regexp)
5804 : esc_html($pr->{'descr'})) .
5805 "</td>\n";
5806 unless ($omit_owner) {
5807 print "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
5809 unless ($omit_age_column) {
5810 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
5811 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n";
5813 print"<td class=\"link\">" .
5814 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
5815 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
5816 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
5817 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
5818 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
5819 "</td>\n" .
5820 "</tr>\n";
5824 sub git_project_list_body {
5825 # actually uses global variable $project
5826 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
5827 my @projects = @$projlist;
5829 my $check_forks = gitweb_check_feature('forks');
5830 my $show_ctags = gitweb_check_feature('ctags');
5831 my $tagfilter = $show_ctags ? $input_params{'ctag'} : undef;
5832 $check_forks = undef
5833 if ($tagfilter || $search_regexp);
5835 # filtering out forks before filling info allows to do less work
5836 @projects = filter_forks_from_projects_list(\@projects)
5837 if ($check_forks);
5838 # search_projects_list pre-fills required info
5839 @projects = search_projects_list(\@projects,
5840 'search_regexp' => $search_regexp,
5841 'tagfilter' => $tagfilter)
5842 if ($tagfilter || $search_regexp);
5843 # fill the rest
5844 my @all_fields = ('descr', 'descr_long', 'ctags', 'category');
5845 push @all_fields, ('age', 'age_string') unless($omit_age_column);
5846 push @all_fields, 'owner' unless($omit_owner);
5847 @projects = fill_project_list_info(\@projects, @all_fields);
5849 $order ||= $default_projects_order;
5850 $from = 0 unless defined $from;
5851 $to = $#projects if (!defined $to || $#projects < $to);
5853 # short circuit
5854 if ($from > $to) {
5855 print "<center>\n".
5856 "<b>No such projects found</b><br />\n".
5857 "Click ".$cgi->a({-href=>href(project=>undef)},"here")." to view all projects<br />\n".
5858 "</center>\n<br />\n";
5859 return;
5862 @projects = sort_projects_list(\@projects, $order);
5864 if ($show_ctags) {
5865 my $ctags = git_gather_all_ctags(\@projects);
5866 my $cloud = git_populate_project_tagcloud($ctags);
5867 print git_show_project_tagcloud($cloud, 64);
5870 print "<table class=\"project_list\">\n";
5871 unless ($no_header) {
5872 print "<tr>\n";
5873 if ($check_forks) {
5874 print "<th></th>\n";
5876 print_sort_th('project', $order, 'Project');
5877 print_sort_th('descr', $order, 'Description');
5878 print_sort_th('owner', $order, 'Owner') unless $omit_owner;
5879 print_sort_th('age', $order, 'Last Change') unless $omit_age_column;
5880 print "<th></th>\n" . # for links
5881 "</tr>\n";
5884 if ($projects_list_group_categories) {
5885 # only display categories with projects in the $from-$to window
5886 @projects = sort {$a->{'category'} cmp $b->{'category'}} @projects[$from..$to];
5887 my %categories = build_projlist_by_category(\@projects, $from, $to);
5888 foreach my $cat (sort keys %categories) {
5889 unless ($cat eq "") {
5890 print "<tr>\n";
5891 if ($check_forks) {
5892 print "<td></td>\n";
5894 print "<td class=\"category\" colspan=\"5\">".esc_html($cat)."</td>\n";
5895 print "</tr>\n";
5898 git_project_list_rows($categories{$cat}, undef, undef, $check_forks);
5900 } else {
5901 git_project_list_rows(\@projects, $from, $to, $check_forks);
5904 if (defined $extra) {
5905 print "<tr>\n";
5906 if ($check_forks) {
5907 print "<td></td>\n";
5909 print "<td colspan=\"5\">$extra</td>\n" .
5910 "</tr>\n";
5912 print "</table>\n";
5915 sub git_log_body {
5916 # uses global variable $project
5917 my ($commitlist, $from, $to, $refs, $extra) = @_;
5919 $from = 0 unless defined $from;
5920 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5922 for (my $i = 0; $i <= $to; $i++) {
5923 my %co = %{$commitlist->[$i]};
5924 next if !%co;
5925 my $commit = $co{'id'};
5926 my $ref = format_ref_marker($refs, $commit);
5927 git_print_header_div('commit',
5928 "<span class=\"age\">$co{'age_string'}</span>" .
5929 esc_html($co{'title'}) . $ref,
5930 $commit);
5931 print "<div class=\"title_text\">\n" .
5932 "<div class=\"log_link\">\n" .
5933 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
5934 " | " .
5935 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
5936 " | " .
5937 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
5938 "<br/>\n" .
5939 "</div>\n";
5940 git_print_authorship(\%co, -tag => 'span');
5941 print "<br/>\n</div>\n";
5943 print "<div class=\"log_body\">\n";
5944 git_print_log($co{'comment'}, -final_empty_line=> 1);
5945 print "</div>\n";
5947 if ($extra) {
5948 print "<div class=\"page_nav\">\n";
5949 print "$extra\n";
5950 print "</div>\n";
5954 sub git_shortlog_body {
5955 # uses global variable $project
5956 my ($commitlist, $from, $to, $refs, $extra) = @_;
5958 $from = 0 unless defined $from;
5959 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5961 print "<table class=\"shortlog\">\n";
5962 my $alternate = 1;
5963 for (my $i = $from; $i <= $to; $i++) {
5964 my %co = %{$commitlist->[$i]};
5965 my $commit = $co{'id'};
5966 my $ref = format_ref_marker($refs, $commit);
5967 if ($alternate) {
5968 print "<tr class=\"dark\">\n";
5969 } else {
5970 print "<tr class=\"light\">\n";
5972 $alternate ^= 1;
5973 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
5974 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5975 format_author_html('td', \%co, 10) . "<td>";
5976 print format_subject_html($co{'title'}, $co{'title_short'},
5977 href(action=>"commit", hash=>$commit), $ref);
5978 print "</td>\n" .
5979 "<td class=\"link\">" .
5980 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
5981 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
5982 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
5983 my $snapshot_links = format_snapshot_links($commit);
5984 if (defined $snapshot_links) {
5985 print " | " . $snapshot_links;
5987 print "</td>\n" .
5988 "</tr>\n";
5990 if (defined $extra) {
5991 print "<tr>\n" .
5992 "<td colspan=\"4\">$extra</td>\n" .
5993 "</tr>\n";
5995 print "</table>\n";
5998 sub git_history_body {
5999 # Warning: assumes constant type (blob or tree) during history
6000 my ($commitlist, $from, $to, $refs, $extra,
6001 $file_name, $file_hash, $ftype) = @_;
6003 $from = 0 unless defined $from;
6004 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
6006 print "<table class=\"history\">\n";
6007 my $alternate = 1;
6008 for (my $i = $from; $i <= $to; $i++) {
6009 my %co = %{$commitlist->[$i]};
6010 if (!%co) {
6011 next;
6013 my $commit = $co{'id'};
6015 my $ref = format_ref_marker($refs, $commit);
6017 if ($alternate) {
6018 print "<tr class=\"dark\">\n";
6019 } else {
6020 print "<tr class=\"light\">\n";
6022 $alternate ^= 1;
6023 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6024 # shortlog: format_author_html('td', \%co, 10)
6025 format_author_html('td', \%co, 15, 3) . "<td>";
6026 # originally git_history used chop_str($co{'title'}, 50)
6027 print format_subject_html($co{'title'}, $co{'title_short'},
6028 href(action=>"commit", hash=>$commit), $ref);
6029 print "</td>\n" .
6030 "<td class=\"link\">" .
6031 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
6032 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
6034 if ($ftype eq 'blob') {
6035 print " | " .
6036 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$commit, file_name=>$file_name)}, "raw");
6038 my $blob_current = $file_hash;
6039 my $blob_parent = git_get_hash_by_path($commit, $file_name);
6040 if (defined $blob_current && defined $blob_parent &&
6041 $blob_current ne $blob_parent) {
6042 print " | " .
6043 $cgi->a({-href => href(action=>"blobdiff",
6044 hash=>$blob_current, hash_parent=>$blob_parent,
6045 hash_base=>$hash_base, hash_parent_base=>$commit,
6046 file_name=>$file_name)},
6047 "diff to current");
6050 print "</td>\n" .
6051 "</tr>\n";
6053 if (defined $extra) {
6054 print "<tr>\n" .
6055 "<td colspan=\"4\">$extra</td>\n" .
6056 "</tr>\n";
6058 print "</table>\n";
6061 sub git_tags_body {
6062 # uses global variable $project
6063 my ($taglist, $from, $to, $extra) = @_;
6064 $from = 0 unless defined $from;
6065 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
6067 print "<table class=\"tags\">\n";
6068 my $alternate = 1;
6069 for (my $i = $from; $i <= $to; $i++) {
6070 my $entry = $taglist->[$i];
6071 my %tag = %$entry;
6072 my $comment = $tag{'subject'};
6073 my $comment_short;
6074 if (defined $comment) {
6075 $comment_short = chop_str($comment, 30, 5);
6077 if ($alternate) {
6078 print "<tr class=\"dark\">\n";
6079 } else {
6080 print "<tr class=\"light\">\n";
6082 $alternate ^= 1;
6083 if (defined $tag{'age'}) {
6084 print "<td><i>$tag{'age'}</i></td>\n";
6085 } else {
6086 print "<td></td>\n";
6088 print "<td>" .
6089 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
6090 -class => "list name"}, esc_html($tag{'name'})) .
6091 "</td>\n" .
6092 "<td>";
6093 if (defined $comment) {
6094 print format_subject_html($comment, $comment_short,
6095 href(action=>"tag", hash=>$tag{'id'}));
6097 print "</td>\n" .
6098 "<td class=\"selflink\">";
6099 if ($tag{'type'} eq "tag") {
6100 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
6101 } else {
6102 print "&nbsp;";
6104 print "</td>\n" .
6105 "<td class=\"link\">" . " | " .
6106 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
6107 if ($tag{'reftype'} eq "commit") {
6108 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
6109 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
6110 } elsif ($tag{'reftype'} eq "blob") {
6111 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
6113 print "</td>\n" .
6114 "</tr>";
6116 if (defined $extra) {
6117 print "<tr>\n" .
6118 "<td colspan=\"5\">$extra</td>\n" .
6119 "</tr>\n";
6121 print "</table>\n";
6124 sub git_heads_body {
6125 # uses global variable $project
6126 my ($headlist, $head_at, $from, $to, $extra) = @_;
6127 $from = 0 unless defined $from;
6128 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
6130 print "<table class=\"heads\">\n";
6131 my $alternate = 1;
6132 for (my $i = $from; $i <= $to; $i++) {
6133 my $entry = $headlist->[$i];
6134 my %ref = %$entry;
6135 my $curr = defined $head_at && $ref{'id'} eq $head_at;
6136 if ($alternate) {
6137 print "<tr class=\"dark\">\n";
6138 } else {
6139 print "<tr class=\"light\">\n";
6141 $alternate ^= 1;
6142 print "<td><i>$ref{'age'}</i></td>\n" .
6143 ($curr ? "<td class=\"current_head\">" : "<td>") .
6144 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
6145 -class => "list name"},esc_html($ref{'name'})) .
6146 "</td>\n" .
6147 "<td class=\"link\">" .
6148 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
6149 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
6150 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'fullname'})}, "tree") .
6151 "</td>\n" .
6152 "</tr>";
6154 if (defined $extra) {
6155 print "<tr>\n" .
6156 "<td colspan=\"3\">$extra</td>\n" .
6157 "</tr>\n";
6159 print "</table>\n";
6162 # Display a single remote block
6163 sub git_remote_block {
6164 my ($remote, $rdata, $limit, $head) = @_;
6166 my $heads = $rdata->{'heads'};
6167 my $fetch = $rdata->{'fetch'};
6168 my $push = $rdata->{'push'};
6170 my $urls_table = "<table class=\"projects_list\">\n" ;
6172 if (defined $fetch) {
6173 if ($fetch eq $push) {
6174 $urls_table .= format_repo_url("URL", $fetch);
6175 } else {
6176 $urls_table .= format_repo_url("Fetch URL", $fetch);
6177 $urls_table .= format_repo_url("Push URL", $push) if defined $push;
6179 } elsif (defined $push) {
6180 $urls_table .= format_repo_url("Push URL", $push);
6181 } else {
6182 $urls_table .= format_repo_url("", "No remote URL");
6185 $urls_table .= "</table>\n";
6187 my $dots;
6188 if (defined $limit && $limit < @$heads) {
6189 $dots = $cgi->a({-href => href(action=>"remotes", hash=>$remote)}, "...");
6192 print $urls_table;
6193 git_heads_body($heads, $head, 0, $limit, $dots);
6196 # Display a list of remote names with the respective fetch and push URLs
6197 sub git_remotes_list {
6198 my ($remotedata, $limit) = @_;
6199 print "<table class=\"heads\">\n";
6200 my $alternate = 1;
6201 my @remotes = sort keys %$remotedata;
6203 my $limited = $limit && $limit < @remotes;
6205 $#remotes = $limit - 1 if $limited;
6207 while (my $remote = shift @remotes) {
6208 my $rdata = $remotedata->{$remote};
6209 my $fetch = $rdata->{'fetch'};
6210 my $push = $rdata->{'push'};
6211 if ($alternate) {
6212 print "<tr class=\"dark\">\n";
6213 } else {
6214 print "<tr class=\"light\">\n";
6216 $alternate ^= 1;
6217 print "<td>" .
6218 $cgi->a({-href=> href(action=>'remotes', hash=>$remote),
6219 -class=> "list name"},esc_html($remote)) .
6220 "</td>";
6221 print "<td class=\"link\">" .
6222 (defined $fetch ? $cgi->a({-href=> $fetch}, "fetch") : "fetch") .
6223 " | " .
6224 (defined $push ? $cgi->a({-href=> $push}, "push") : "push") .
6225 "</td>";
6227 print "</tr>\n";
6230 if ($limited) {
6231 print "<tr>\n" .
6232 "<td colspan=\"3\">" .
6233 $cgi->a({-href => href(action=>"remotes")}, "...") .
6234 "</td>\n" . "</tr>\n";
6237 print "</table>";
6240 # Display remote heads grouped by remote, unless there are too many
6241 # remotes, in which case we only display the remote names
6242 sub git_remotes_body {
6243 my ($remotedata, $limit, $head) = @_;
6244 if ($limit and $limit < keys %$remotedata) {
6245 git_remotes_list($remotedata, $limit);
6246 } else {
6247 fill_remote_heads($remotedata);
6248 while (my ($remote, $rdata) = each %$remotedata) {
6249 git_print_section({-class=>"remote", -id=>$remote},
6250 ["remotes", $remote, $remote], sub {
6251 git_remote_block($remote, $rdata, $limit, $head);
6257 sub git_search_message {
6258 my %co = @_;
6260 my $greptype;
6261 if ($searchtype eq 'commit') {
6262 $greptype = "--grep=";
6263 } elsif ($searchtype eq 'author') {
6264 $greptype = "--author=";
6265 } elsif ($searchtype eq 'committer') {
6266 $greptype = "--committer=";
6268 $greptype .= $searchtext;
6269 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
6270 $greptype, '--regexp-ignore-case',
6271 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
6273 my $paging_nav = '';
6274 if ($page > 0) {
6275 $paging_nav .=
6276 $cgi->a({-href => href(-replay=>1, page=>undef)},
6277 "first") .
6278 " &sdot; " .
6279 $cgi->a({-href => href(-replay=>1, page=>$page-1),
6280 -accesskey => "p", -title => "Alt-p"}, "prev");
6281 } else {
6282 $paging_nav .= "first &sdot; prev";
6284 my $next_link = '';
6285 if ($#commitlist >= 100) {
6286 $next_link =
6287 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6288 -accesskey => "n", -title => "Alt-n"}, "next");
6289 $paging_nav .= " &sdot; $next_link";
6290 } else {
6291 $paging_nav .= " &sdot; next";
6294 git_header_html();
6296 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
6297 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6298 if ($page == 0 && !@commitlist) {
6299 print "<p>No match.</p>\n";
6300 } else {
6301 git_search_grep_body(\@commitlist, 0, 99, $next_link);
6304 git_footer_html();
6307 sub git_search_changes {
6308 my %co = @_;
6310 local $/ = "\n";
6311 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
6312 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
6313 ($search_use_regexp ? '--pickaxe-regex' : ())
6314 or die_error(500, "Open git-log failed");
6316 git_header_html();
6318 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6319 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6321 print "<table class=\"pickaxe search\">\n";
6322 my $alternate = 1;
6323 undef %co;
6324 my @files;
6325 while (my $line = <$fd>) {
6326 chomp $line;
6327 next unless $line;
6329 my %set = parse_difftree_raw_line($line);
6330 if (defined $set{'commit'}) {
6331 # finish previous commit
6332 if (%co) {
6333 print "</td>\n" .
6334 "<td class=\"link\">" .
6335 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
6336 "commit") .
6337 " | " .
6338 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
6339 hash_base=>$co{'id'})},
6340 "tree") .
6341 "</td>\n" .
6342 "</tr>\n";
6345 if ($alternate) {
6346 print "<tr class=\"dark\">\n";
6347 } else {
6348 print "<tr class=\"light\">\n";
6350 $alternate ^= 1;
6351 %co = parse_commit($set{'commit'});
6352 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
6353 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6354 "<td><i>$author</i></td>\n" .
6355 "<td>" .
6356 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6357 -class => "list subject"},
6358 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6359 } elsif (defined $set{'to_id'}) {
6360 next if is_deleted(\%set);
6362 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
6363 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
6364 -class => "list"},
6365 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
6366 "<br/>\n";
6369 close $fd;
6371 # finish last commit (warning: repetition!)
6372 if (%co) {
6373 print "</td>\n" .
6374 "<td class=\"link\">" .
6375 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
6376 "commit") .
6377 " | " .
6378 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
6379 hash_base=>$co{'id'})},
6380 "tree") .
6381 "</td>\n" .
6382 "</tr>\n";
6385 print "</table>\n";
6387 git_footer_html();
6390 sub git_search_files {
6391 my %co = @_;
6393 local $/ = "\n";
6394 open my $fd, "-|", git_cmd(), 'grep', '-n', '-z',
6395 $search_use_regexp ? ('-E', '-i') : '-F',
6396 $searchtext, $co{'tree'}
6397 or die_error(500, "Open git-grep failed");
6399 git_header_html();
6401 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6402 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6404 print "<table class=\"grep_search\">\n";
6405 my $alternate = 1;
6406 my $matches = 0;
6407 my $lastfile = '';
6408 my $file_href;
6409 while (my $line = <$fd>) {
6410 chomp $line;
6411 my ($file, $lno, $ltext, $binary);
6412 last if ($matches++ > 1000);
6413 if ($line =~ /^Binary file (.+) matches$/) {
6414 $file = $1;
6415 $binary = 1;
6416 } else {
6417 ($file, $lno, $ltext) = split(/\0/, $line, 3);
6418 $file =~ s/^$co{'tree'}://;
6420 if ($file ne $lastfile) {
6421 $lastfile and print "</td></tr>\n";
6422 if ($alternate++) {
6423 print "<tr class=\"dark\">\n";
6424 } else {
6425 print "<tr class=\"light\">\n";
6427 $file_href = href(action=>"blob", hash_base=>$co{'id'},
6428 file_name=>$file);
6429 print "<td class=\"list\">".
6430 $cgi->a({-href => $file_href, -class => "list"}, esc_path($file));
6431 print "</td><td>\n";
6432 $lastfile = $file;
6434 if ($binary) {
6435 print "<div class=\"binary\">Binary file</div>\n";
6436 } else {
6437 $ltext = untabify($ltext);
6438 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
6439 $ltext = esc_html($1, -nbsp=>1);
6440 $ltext .= '<span class="match">';
6441 $ltext .= esc_html($2, -nbsp=>1);
6442 $ltext .= '</span>';
6443 $ltext .= esc_html($3, -nbsp=>1);
6444 } else {
6445 $ltext = esc_html($ltext, -nbsp=>1);
6447 print "<div class=\"pre\">" .
6448 $cgi->a({-href => $file_href.'#l'.$lno,
6449 -class => "linenr"}, sprintf('%4i', $lno)) .
6450 ' ' . $ltext . "</div>\n";
6453 if ($lastfile) {
6454 print "</td></tr>\n";
6455 if ($matches > 1000) {
6456 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
6458 } else {
6459 print "<div class=\"diff nodifferences\">No matches found</div>\n";
6461 close $fd;
6463 print "</table>\n";
6465 git_footer_html();
6468 sub git_search_grep_body {
6469 my ($commitlist, $from, $to, $extra) = @_;
6470 $from = 0 unless defined $from;
6471 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
6473 print "<table class=\"commit_search\">\n";
6474 my $alternate = 1;
6475 for (my $i = $from; $i <= $to; $i++) {
6476 my %co = %{$commitlist->[$i]};
6477 if (!%co) {
6478 next;
6480 my $commit = $co{'id'};
6481 if ($alternate) {
6482 print "<tr class=\"dark\">\n";
6483 } else {
6484 print "<tr class=\"light\">\n";
6486 $alternate ^= 1;
6487 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6488 format_author_html('td', \%co, 15, 5) .
6489 "<td>" .
6490 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6491 -class => "list subject"},
6492 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6493 my $comment = $co{'comment'};
6494 foreach my $line (@$comment) {
6495 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
6496 my ($lead, $match, $trail) = ($1, $2, $3);
6497 $match = chop_str($match, 70, 5, 'center');
6498 my $contextlen = int((80 - length($match))/2);
6499 $contextlen = 30 if ($contextlen > 30);
6500 $lead = chop_str($lead, $contextlen, 10, 'left');
6501 $trail = chop_str($trail, $contextlen, 10, 'right');
6503 $lead = esc_html($lead);
6504 $match = esc_html($match);
6505 $trail = esc_html($trail);
6507 print "$lead<span class=\"match\">$match</span>$trail<br />";
6510 print "</td>\n" .
6511 "<td class=\"link\">" .
6512 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6513 " | " .
6514 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
6515 " | " .
6516 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6517 print "</td>\n" .
6518 "</tr>\n";
6520 if (defined $extra) {
6521 print "<tr>\n" .
6522 "<td colspan=\"3\">$extra</td>\n" .
6523 "</tr>\n";
6525 print "</table>\n";
6528 ## ======================================================================
6529 ## ======================================================================
6530 ## actions
6532 sub git_project_list {
6533 my $order = $input_params{'order'};
6534 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
6535 die_error(400, "Unknown order parameter");
6538 my @list = git_get_projects_list($project_filter, $strict_export);
6539 if (!@list) {
6540 die_error(404, "No projects found");
6543 git_header_html();
6544 if (defined $home_text && -f $home_text) {
6545 print "<div class=\"index_include\">\n";
6546 insert_file($home_text);
6547 print "</div>\n";
6550 git_project_search_form($searchtext, $search_use_regexp);
6551 git_project_list_body(\@list, $order);
6552 git_footer_html();
6555 sub git_forks {
6556 my $order = $input_params{'order'};
6557 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
6558 die_error(400, "Unknown order parameter");
6561 my $filter = $project;
6562 $filter =~ s/\.git$//;
6563 my @list = git_get_projects_list($filter);
6564 if (!@list) {
6565 die_error(404, "No forks found");
6568 git_header_html();
6569 git_print_page_nav('','');
6570 git_print_header_div('summary', "$project forks");
6571 git_project_list_body(\@list, $order);
6572 git_footer_html();
6575 sub git_project_index {
6576 my @projects = git_get_projects_list($project_filter, $strict_export);
6577 if (!@projects) {
6578 die_error(404, "No projects found");
6581 print $cgi->header(
6582 -type => 'text/plain',
6583 -charset => 'utf-8',
6584 -content_disposition => 'inline; filename="index.aux"');
6586 foreach my $pr (@projects) {
6587 if (!exists $pr->{'owner'}) {
6588 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
6591 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
6592 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
6593 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
6594 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
6595 $path =~ s/ /\+/g;
6596 $owner =~ s/ /\+/g;
6598 print "$path $owner\n";
6602 sub git_summary {
6603 my $descr = git_get_project_description($project) || "none";
6604 my %co = parse_commit("HEAD");
6605 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
6606 my $head = $co{'id'};
6607 my $remote_heads = gitweb_check_feature('remote_heads');
6609 my $owner = git_get_project_owner($project);
6611 my $refs = git_get_references();
6612 # These get_*_list functions return one more to allow us to see if
6613 # there are more ...
6614 my @taglist = git_get_tags_list(16);
6615 my @headlist = git_get_heads_list(16);
6616 my %remotedata = $remote_heads ? git_get_remotes_list() : ();
6617 my @forklist;
6618 my $check_forks = gitweb_check_feature('forks');
6620 if ($check_forks) {
6621 # find forks of a project
6622 my $filter = $project;
6623 $filter =~ s/\.git$//;
6624 @forklist = git_get_projects_list($filter);
6625 # filter out forks of forks
6626 @forklist = filter_forks_from_projects_list(\@forklist)
6627 if (@forklist);
6630 git_header_html();
6631 git_print_page_nav('summary','', $head);
6633 print "<div class=\"title\">&nbsp;</div>\n";
6634 print "<table class=\"projects_list\">\n" .
6635 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n";
6636 if ($owner and not $omit_owner) {
6637 print "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
6639 if (defined $cd{'rfc2822'}) {
6640 print "<tr id=\"metadata_lchange\"><td>last change</td>" .
6641 "<td>".format_timestamp_html(\%cd)."</td></tr>\n";
6644 # use per project git URL list in $projectroot/$project/cloneurl
6645 # or make project git URL from git base URL and project name
6646 my $url_tag = "URL";
6647 my @url_list = git_get_project_url_list($project);
6648 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
6649 foreach my $git_url (@url_list) {
6650 next unless $git_url;
6651 print format_repo_url($url_tag, $git_url);
6652 $url_tag = "";
6655 # Tag cloud
6656 my $show_ctags = gitweb_check_feature('ctags');
6657 if ($show_ctags) {
6658 my $ctags = git_get_project_ctags($project);
6659 if (%$ctags) {
6660 # without ability to add tags, don't show if there are none
6661 my $cloud = git_populate_project_tagcloud($ctags);
6662 print "<tr id=\"metadata_ctags\">" .
6663 "<td>content tags</td>" .
6664 "<td>".git_show_project_tagcloud($cloud, 48)."</td>" .
6665 "</tr>\n";
6669 print "</table>\n";
6671 # If XSS prevention is on, we don't include README.html.
6672 # TODO: Allow a readme in some safe format.
6673 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
6674 print "<div class=\"title\">readme</div>\n" .
6675 "<div class=\"readme\">\n";
6676 insert_file("$projectroot/$project/README.html");
6677 print "\n</div>\n"; # class="readme"
6680 # we need to request one more than 16 (0..15) to check if
6681 # those 16 are all
6682 my @commitlist = $head ? parse_commits($head, 17) : ();
6683 if (@commitlist) {
6684 git_print_header_div('shortlog');
6685 git_shortlog_body(\@commitlist, 0, 15, $refs,
6686 $#commitlist <= 15 ? undef :
6687 $cgi->a({-href => href(action=>"shortlog")}, "..."));
6690 if (@taglist) {
6691 git_print_header_div('tags');
6692 git_tags_body(\@taglist, 0, 15,
6693 $#taglist <= 15 ? undef :
6694 $cgi->a({-href => href(action=>"tags")}, "..."));
6697 if (@headlist) {
6698 git_print_header_div('heads');
6699 git_heads_body(\@headlist, $head, 0, 15,
6700 $#headlist <= 15 ? undef :
6701 $cgi->a({-href => href(action=>"heads")}, "..."));
6704 if (%remotedata) {
6705 git_print_header_div('remotes');
6706 git_remotes_body(\%remotedata, 15, $head);
6709 if (@forklist) {
6710 git_print_header_div('forks');
6711 git_project_list_body(\@forklist, 'age', 0, 15,
6712 $#forklist <= 15 ? undef :
6713 $cgi->a({-href => href(action=>"forks")}, "..."),
6714 'no_header');
6717 git_footer_html();
6720 sub git_tag {
6721 my %tag = parse_tag($hash);
6723 if (! %tag) {
6724 die_error(404, "Unknown tag object");
6727 my $head = git_get_head_hash($project);
6728 git_header_html();
6729 git_print_page_nav('','', $head,undef,$head);
6730 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
6731 print "<div class=\"title_text\">\n" .
6732 "<table class=\"object_header\">\n" .
6733 "<tr>\n" .
6734 "<td>object</td>\n" .
6735 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6736 $tag{'object'}) . "</td>\n" .
6737 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6738 $tag{'type'}) . "</td>\n" .
6739 "</tr>\n";
6740 if (defined($tag{'author'})) {
6741 git_print_authorship_rows(\%tag, 'author');
6743 print "</table>\n\n" .
6744 "</div>\n";
6745 print "<div class=\"page_body\">";
6746 my $comment = $tag{'comment'};
6747 foreach my $line (@$comment) {
6748 chomp $line;
6749 print esc_html($line, -nbsp=>1) . "<br/>\n";
6751 print "</div>\n";
6752 git_footer_html();
6755 sub git_blame_common {
6756 my $format = shift || 'porcelain';
6757 if ($format eq 'porcelain' && $input_params{'javascript'}) {
6758 $format = 'incremental';
6759 $action = 'blame_incremental'; # for page title etc
6762 # permissions
6763 gitweb_check_feature('blame')
6764 or die_error(403, "Blame view not allowed");
6766 # error checking
6767 die_error(400, "No file name given") unless $file_name;
6768 $hash_base ||= git_get_head_hash($project);
6769 die_error(404, "Couldn't find base commit") unless $hash_base;
6770 my %co = parse_commit($hash_base)
6771 or die_error(404, "Commit not found");
6772 my $ftype = "blob";
6773 if (!defined $hash) {
6774 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
6775 or die_error(404, "Error looking up file");
6776 } else {
6777 $ftype = git_get_type($hash);
6778 if ($ftype !~ "blob") {
6779 die_error(400, "Object is not a blob");
6783 my $fd;
6784 if ($format eq 'incremental') {
6785 # get file contents (as base)
6786 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash
6787 or die_error(500, "Open git-cat-file failed");
6788 } elsif ($format eq 'data') {
6789 # run git-blame --incremental
6790 open $fd, "-|", git_cmd(), "blame", "--incremental",
6791 $hash_base, "--", $file_name
6792 or die_error(500, "Open git-blame --incremental failed");
6793 } else {
6794 # run git-blame --porcelain
6795 open $fd, "-|", git_cmd(), "blame", '-p',
6796 $hash_base, '--', $file_name
6797 or die_error(500, "Open git-blame --porcelain failed");
6799 binmode $fd, ':utf8';
6801 # incremental blame data returns early
6802 if ($format eq 'data') {
6803 print $cgi->header(
6804 -type=>"text/plain", -charset => "utf-8",
6805 -status=> "200 OK");
6806 local $| = 1; # output autoflush
6807 while (my $line = <$fd>) {
6808 print to_utf8($line);
6810 close $fd
6811 or print "ERROR $!\n";
6813 print 'END';
6814 if (defined $t0 && gitweb_check_feature('timed')) {
6815 print ' '.
6816 tv_interval($t0, [ gettimeofday() ]).
6817 ' '.$number_of_git_cmds;
6819 print "\n";
6821 return;
6824 # page header
6825 git_header_html();
6826 my $formats_nav =
6827 $cgi->a({-href => href(action=>"blob", -replay=>1)},
6828 "blob") .
6829 " | ";
6830 if ($format eq 'incremental') {
6831 $formats_nav .=
6832 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)},
6833 "blame") . " (non-incremental)";
6834 } else {
6835 $formats_nav .=
6836 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)},
6837 "blame") . " (incremental)";
6839 $formats_nav .=
6840 " | " .
6841 $cgi->a({-href => href(action=>"history", -replay=>1)},
6842 "history") .
6843 " | " .
6844 $cgi->a({-href => href(action=>$action, file_name=>$file_name)},
6845 "HEAD");
6846 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6847 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6848 git_print_page_path($file_name, $ftype, $hash_base);
6850 # page body
6851 if ($format eq 'incremental') {
6852 print "<noscript>\n<div class=\"error\"><center><b>\n".
6853 "This page requires JavaScript to run.\n Use ".
6854 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)},
6855 'this page').
6856 " instead.\n".
6857 "</b></center></div>\n</noscript>\n";
6859 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!;
6862 print qq!<div class="page_body">\n!;
6863 print qq!<div id="progress_info">... / ...</div>\n!
6864 if ($format eq 'incremental');
6865 print qq!<table id="blame_table" class="blame" width="100%">\n!.
6866 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!.
6867 qq!<thead>\n!.
6868 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!.
6869 qq!</thead>\n!.
6870 qq!<tbody>\n!;
6872 my @rev_color = qw(light dark);
6873 my $num_colors = scalar(@rev_color);
6874 my $current_color = 0;
6876 if ($format eq 'incremental') {
6877 my $color_class = $rev_color[$current_color];
6879 #contents of a file
6880 my $linenr = 0;
6881 LINE:
6882 while (my $line = <$fd>) {
6883 chomp $line;
6884 $linenr++;
6886 print qq!<tr id="l$linenr" class="$color_class">!.
6887 qq!<td class="sha1"><a href=""> </a></td>!.
6888 qq!<td class="linenr">!.
6889 qq!<a class="linenr" href="">$linenr</a></td>!;
6890 print qq!<td class="pre">! . esc_html($line) . "</td>\n";
6891 print qq!</tr>\n!;
6894 } else { # porcelain, i.e. ordinary blame
6895 my %metainfo = (); # saves information about commits
6897 # blame data
6898 LINE:
6899 while (my $line = <$fd>) {
6900 chomp $line;
6901 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
6902 # no <lines in group> for subsequent lines in group of lines
6903 my ($full_rev, $orig_lineno, $lineno, $group_size) =
6904 ($line =~ /^($oid_regex) (\d+) (\d+)(?: (\d+))?$/);
6905 if (!exists $metainfo{$full_rev}) {
6906 $metainfo{$full_rev} = { 'nprevious' => 0 };
6908 my $meta = $metainfo{$full_rev};
6909 my $data;
6910 while ($data = <$fd>) {
6911 chomp $data;
6912 last if ($data =~ s/^\t//); # contents of line
6913 if ($data =~ /^(\S+)(?: (.*))?$/) {
6914 $meta->{$1} = $2 unless exists $meta->{$1};
6916 if ($data =~ /^previous /) {
6917 $meta->{'nprevious'}++;
6920 my $short_rev = substr($full_rev, 0, 8);
6921 my $author = $meta->{'author'};
6922 my %date =
6923 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
6924 my $date = $date{'iso-tz'};
6925 if ($group_size) {
6926 $current_color = ($current_color + 1) % $num_colors;
6928 my $tr_class = $rev_color[$current_color];
6929 $tr_class .= ' boundary' if (exists $meta->{'boundary'});
6930 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0);
6931 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1);
6932 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n";
6933 if ($group_size) {
6934 print "<td class=\"sha1\"";
6935 print " title=\"". esc_html($author) . ", $date\"";
6936 print " rowspan=\"$group_size\"" if ($group_size > 1);
6937 print ">";
6938 print $cgi->a({-href => href(action=>"commit",
6939 hash=>$full_rev,
6940 file_name=>$file_name)},
6941 esc_html($short_rev));
6942 if ($group_size >= 2) {
6943 my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
6944 if (@author_initials) {
6945 print "<br />" .
6946 esc_html(join('', @author_initials));
6947 # or join('.', ...)
6950 print "</td>\n";
6952 # 'previous' <sha1 of parent commit> <filename at commit>
6953 if (exists $meta->{'previous'} &&
6954 $meta->{'previous'} =~ /^($oid_regex) (.*)$/) {
6955 $meta->{'parent'} = $1;
6956 $meta->{'file_parent'} = unquote($2);
6958 my $linenr_commit =
6959 exists($meta->{'parent'}) ?
6960 $meta->{'parent'} : $full_rev;
6961 my $linenr_filename =
6962 exists($meta->{'file_parent'}) ?
6963 $meta->{'file_parent'} : unquote($meta->{'filename'});
6964 my $blamed = href(action => 'blame',
6965 file_name => $linenr_filename,
6966 hash_base => $linenr_commit);
6967 print "<td class=\"linenr\">";
6968 print $cgi->a({ -href => "$blamed#l$orig_lineno",
6969 -class => "linenr" },
6970 esc_html($lineno));
6971 print "</td>";
6972 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
6973 print "</tr>\n";
6974 } # end while
6978 # footer
6979 print "</tbody>\n".
6980 "</table>\n"; # class="blame"
6981 print "</div>\n"; # class="blame_body"
6982 close $fd
6983 or print "Reading blob failed\n";
6985 git_footer_html();
6988 sub git_blame {
6989 git_blame_common();
6992 sub git_blame_incremental {
6993 git_blame_common('incremental');
6996 sub git_blame_data {
6997 git_blame_common('data');
7000 sub git_tags {
7001 my $head = git_get_head_hash($project);
7002 git_header_html();
7003 git_print_page_nav('','', $head,undef,$head,format_ref_views('tags'));
7004 git_print_header_div('summary', $project);
7006 my @tagslist = git_get_tags_list();
7007 if (@tagslist) {
7008 git_tags_body(\@tagslist);
7010 git_footer_html();
7013 sub git_heads {
7014 my $head = git_get_head_hash($project);
7015 git_header_html();
7016 git_print_page_nav('','', $head,undef,$head,format_ref_views('heads'));
7017 git_print_header_div('summary', $project);
7019 my @headslist = git_get_heads_list();
7020 if (@headslist) {
7021 git_heads_body(\@headslist, $head);
7023 git_footer_html();
7026 # used both for single remote view and for list of all the remotes
7027 sub git_remotes {
7028 gitweb_check_feature('remote_heads')
7029 or die_error(403, "Remote heads view is disabled");
7031 my $head = git_get_head_hash($project);
7032 my $remote = $input_params{'hash'};
7034 my $remotedata = git_get_remotes_list($remote);
7035 die_error(500, "Unable to get remote information") unless defined $remotedata;
7037 unless (%$remotedata) {
7038 die_error(404, defined $remote ?
7039 "Remote $remote not found" :
7040 "No remotes found");
7043 git_header_html(undef, undef, -action_extra => $remote);
7044 git_print_page_nav('', '', $head, undef, $head,
7045 format_ref_views($remote ? '' : 'remotes'));
7047 fill_remote_heads($remotedata);
7048 if (defined $remote) {
7049 git_print_header_div('remotes', "$remote remote for $project");
7050 git_remote_block($remote, $remotedata->{$remote}, undef, $head);
7051 } else {
7052 git_print_header_div('summary', "$project remotes");
7053 git_remotes_body($remotedata, undef, $head);
7056 git_footer_html();
7059 sub git_blob_plain {
7060 my $type = shift;
7061 my $expires;
7063 if (!defined $hash) {
7064 if (defined $file_name) {
7065 my $base = $hash_base || git_get_head_hash($project);
7066 $hash = git_get_hash_by_path($base, $file_name, "blob")
7067 or die_error(404, "Cannot find file");
7068 } else {
7069 die_error(400, "No file name defined");
7071 } elsif ($hash =~ m/^$oid_regex$/) {
7072 # blobs defined by non-textual hash id's can be cached
7073 $expires = "+1d";
7076 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
7077 or die_error(500, "Open git-cat-file blob '$hash' failed");
7079 # content-type (can include charset)
7080 $type = blob_contenttype($fd, $file_name, $type);
7082 # "save as" filename, even when no $file_name is given
7083 my $save_as = "$hash";
7084 if (defined $file_name) {
7085 $save_as = $file_name;
7086 } elsif ($type =~ m/^text\//) {
7087 $save_as .= '.txt';
7090 # With XSS prevention on, blobs of all types except a few known safe
7091 # ones are served with "Content-Disposition: attachment" to make sure
7092 # they don't run in our security domain. For certain image types,
7093 # blob view writes an <img> tag referring to blob_plain view, and we
7094 # want to be sure not to break that by serving the image as an
7095 # attachment (though Firefox 3 doesn't seem to care).
7096 my $sandbox = $prevent_xss &&
7097 $type !~ m!^(?:text/[a-z]+|image/(?:gif|png|jpeg))(?:[ ;]|$)!;
7099 # serve text/* as text/plain
7100 if ($prevent_xss &&
7101 ($type =~ m!^text/[a-z]+\b(.*)$! ||
7102 ($type =~ m!^[a-z]+/[a-z]\+xml\b(.*)$! && -T $fd))) {
7103 my $rest = $1;
7104 $rest = defined $rest ? $rest : '';
7105 $type = "text/plain$rest";
7108 print $cgi->header(
7109 -type => $type,
7110 -expires => $expires,
7111 -content_disposition =>
7112 ($sandbox ? 'attachment' : 'inline')
7113 . '; filename="' . $save_as . '"');
7114 local $/ = undef;
7115 local *FCGI::Stream::PRINT = $FCGI_Stream_PRINT_raw;
7116 binmode STDOUT, ':raw';
7117 print <$fd>;
7118 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
7119 close $fd;
7122 sub git_blob {
7123 my $expires;
7125 if (!defined $hash) {
7126 if (defined $file_name) {
7127 my $base = $hash_base || git_get_head_hash($project);
7128 $hash = git_get_hash_by_path($base, $file_name, "blob")
7129 or die_error(404, "Cannot find file");
7130 } else {
7131 die_error(400, "No file name defined");
7133 } elsif ($hash =~ m/^$oid_regex$/) {
7134 # blobs defined by non-textual hash id's can be cached
7135 $expires = "+1d";
7138 my $have_blame = gitweb_check_feature('blame');
7139 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
7140 or die_error(500, "Couldn't cat $file_name, $hash");
7141 my $mimetype = blob_mimetype($fd, $file_name);
7142 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed
7143 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
7144 close $fd;
7145 return git_blob_plain($mimetype);
7147 # we can have blame only for text/* mimetype
7148 $have_blame &&= ($mimetype =~ m!^text/!);
7150 my $highlight = gitweb_check_feature('highlight');
7151 my $syntax = guess_file_syntax($highlight, $file_name);
7152 $fd = run_highlighter($fd, $highlight, $syntax);
7154 git_header_html(undef, $expires);
7155 my $formats_nav = '';
7156 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7157 if (defined $file_name) {
7158 if ($have_blame) {
7159 $formats_nav .=
7160 $cgi->a({-href => href(action=>"blame", -replay=>1)},
7161 "blame") .
7162 " | ";
7164 $formats_nav .=
7165 $cgi->a({-href => href(action=>"history", -replay=>1)},
7166 "history") .
7167 " | " .
7168 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
7169 "raw") .
7170 " | " .
7171 $cgi->a({-href => href(action=>"blob",
7172 hash_base=>"HEAD", file_name=>$file_name)},
7173 "HEAD");
7174 } else {
7175 $formats_nav .=
7176 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
7177 "raw");
7179 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7180 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7181 } else {
7182 print "<div class=\"page_nav\">\n" .
7183 "<br/><br/></div>\n" .
7184 "<div class=\"title\">".esc_html($hash)."</div>\n";
7186 git_print_page_path($file_name, "blob", $hash_base);
7187 print "<div class=\"page_body\">\n";
7188 if ($mimetype =~ m!^image/!) {
7189 print qq!<img class="blob" type="!.esc_attr($mimetype).qq!"!;
7190 if ($file_name) {
7191 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!;
7193 print qq! src="! .
7194 esc_attr(href(action=>"blob_plain", hash=>$hash,
7195 hash_base=>$hash_base, file_name=>$file_name)) .
7196 qq!" />\n!;
7197 } else {
7198 my $nr;
7199 while (my $line = <$fd>) {
7200 chomp $line;
7201 $nr++;
7202 $line = untabify($line);
7203 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!,
7204 $nr, esc_attr(href(-replay => 1)), $nr, $nr,
7205 $highlight ? sanitize($line) : esc_html($line, -nbsp=>1);
7208 close $fd
7209 or print "Reading blob failed.\n";
7210 print "</div>";
7211 git_footer_html();
7214 sub git_tree {
7215 if (!defined $hash_base) {
7216 $hash_base = "HEAD";
7218 if (!defined $hash) {
7219 if (defined $file_name) {
7220 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
7221 } else {
7222 $hash = $hash_base;
7225 die_error(404, "No such tree") unless defined($hash);
7227 my $show_sizes = gitweb_check_feature('show-sizes');
7228 my $have_blame = gitweb_check_feature('blame');
7230 my @entries = ();
7232 local $/ = "\0";
7233 open my $fd, "-|", git_cmd(), "ls-tree", '-z',
7234 ($show_sizes ? '-l' : ()), @extra_options, $hash
7235 or die_error(500, "Open git-ls-tree failed");
7236 @entries = map { chomp; $_ } <$fd>;
7237 close $fd
7238 or die_error(404, "Reading tree failed");
7241 my $refs = git_get_references();
7242 my $ref = format_ref_marker($refs, $hash_base);
7243 git_header_html();
7244 my $basedir = '';
7245 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7246 my @views_nav = ();
7247 if (defined $file_name) {
7248 push @views_nav,
7249 $cgi->a({-href => href(action=>"history", -replay=>1)},
7250 "history"),
7251 $cgi->a({-href => href(action=>"tree",
7252 hash_base=>"HEAD", file_name=>$file_name)},
7253 "HEAD"),
7255 my $snapshot_links = format_snapshot_links($hash);
7256 if (defined $snapshot_links) {
7257 # FIXME: Should be available when we have no hash base as well.
7258 push @views_nav, $snapshot_links;
7260 git_print_page_nav('tree','', $hash_base, undef, undef,
7261 join(' | ', @views_nav));
7262 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
7263 } else {
7264 undef $hash_base;
7265 print "<div class=\"page_nav\">\n";
7266 print "<br/><br/></div>\n";
7267 print "<div class=\"title\">".esc_html($hash)."</div>\n";
7269 if (defined $file_name) {
7270 $basedir = $file_name;
7271 if ($basedir ne '' && substr($basedir, -1) ne '/') {
7272 $basedir .= '/';
7274 git_print_page_path($file_name, 'tree', $hash_base);
7276 print "<div class=\"page_body\">\n";
7277 print "<table class=\"tree\">\n";
7278 my $alternate = 1;
7279 # '..' (top directory) link if possible
7280 if (defined $hash_base &&
7281 defined $file_name && $file_name =~ m![^/]+$!) {
7282 if ($alternate) {
7283 print "<tr class=\"dark\">\n";
7284 } else {
7285 print "<tr class=\"light\">\n";
7287 $alternate ^= 1;
7289 my $up = $file_name;
7290 $up =~ s!/?[^/]+$!!;
7291 undef $up unless $up;
7292 # based on git_print_tree_entry
7293 print '<td class="mode">' . mode_str('040000') . "</td>\n";
7294 print '<td class="size">&nbsp;</td>'."\n" if $show_sizes;
7295 print '<td class="list">';
7296 print $cgi->a({-href => href(action=>"tree",
7297 hash_base=>$hash_base,
7298 file_name=>$up)},
7299 "..");
7300 print "</td>\n";
7301 print "<td class=\"link\"></td>\n";
7303 print "</tr>\n";
7305 foreach my $line (@entries) {
7306 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes);
7308 if ($alternate) {
7309 print "<tr class=\"dark\">\n";
7310 } else {
7311 print "<tr class=\"light\">\n";
7313 $alternate ^= 1;
7315 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
7317 print "</tr>\n";
7319 print "</table>\n" .
7320 "</div>";
7321 git_footer_html();
7324 sub sanitize_for_filename {
7325 my $name = shift;
7327 $name =~ s!/!-!g;
7328 $name =~ s/[^[:alnum:]_.-]//g;
7330 return $name;
7333 sub snapshot_name {
7334 my ($project, $hash) = @_;
7336 # path/to/project.git -> project
7337 # path/to/project/.git -> project
7338 my $name = to_utf8($project);
7339 $name =~ s,([^/])/*\.git$,$1,;
7340 $name = sanitize_for_filename(basename($name));
7342 my $ver = $hash;
7343 if ($hash =~ /^[0-9a-fA-F]+$/) {
7344 # shorten SHA-1 hash
7345 my $full_hash = git_get_full_hash($project, $hash);
7346 if ($full_hash =~ /^$hash/ && length($hash) > 7) {
7347 $ver = git_get_short_hash($project, $hash);
7349 } elsif ($hash =~ m!^refs/tags/(.*)$!) {
7350 # tags don't need shortened SHA-1 hash
7351 $ver = $1;
7352 } else {
7353 # branches and other need shortened SHA-1 hash
7354 my $strip_refs = join '|', map { quotemeta } get_branch_refs();
7355 if ($hash =~ m!^refs/($strip_refs|remotes)/(.*)$!) {
7356 my $ref_dir = (defined $1) ? $1 : '';
7357 $ver = $2;
7359 $ref_dir = sanitize_for_filename($ref_dir);
7360 # for refs neither in heads nor remotes we want to
7361 # add a ref dir to archive name
7362 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') {
7363 $ver = $ref_dir . '-' . $ver;
7366 $ver .= '-' . git_get_short_hash($project, $hash);
7368 # special case of sanitization for filename - we change
7369 # slashes to dots instead of dashes
7370 # in case of hierarchical branch names
7371 $ver =~ s!/!.!g;
7372 $ver =~ s/[^[:alnum:]_.-]//g;
7374 # name = project-version_string
7375 $name = "$name-$ver";
7377 return wantarray ? ($name, $name) : $name;
7380 sub exit_if_unmodified_since {
7381 my ($latest_epoch) = @_;
7382 our $cgi;
7384 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
7385 if (defined $if_modified) {
7386 my $since;
7387 if (eval { require HTTP::Date; 1; }) {
7388 $since = HTTP::Date::str2time($if_modified);
7389 } elsif (eval { require Time::ParseDate; 1; }) {
7390 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
7392 if (defined $since && $latest_epoch <= $since) {
7393 my %latest_date = parse_date($latest_epoch);
7394 print $cgi->header(
7395 -last_modified => $latest_date{'rfc2822'},
7396 -status => '304 Not Modified');
7397 goto DONE_GITWEB;
7402 sub git_snapshot {
7403 my $format = $input_params{'snapshot_format'};
7404 if (!@snapshot_fmts) {
7405 die_error(403, "Snapshots not allowed");
7407 # default to first supported snapshot format
7408 $format ||= $snapshot_fmts[0];
7409 if ($format !~ m/^[a-z0-9]+$/) {
7410 die_error(400, "Invalid snapshot format parameter");
7411 } elsif (!exists($known_snapshot_formats{$format})) {
7412 die_error(400, "Unknown snapshot format");
7413 } elsif ($known_snapshot_formats{$format}{'disabled'}) {
7414 die_error(403, "Snapshot format not allowed");
7415 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
7416 die_error(403, "Unsupported snapshot format");
7419 my $type = git_get_type("$hash^{}");
7420 if (!$type) {
7421 die_error(404, 'Object does not exist');
7422 } elsif ($type eq 'blob') {
7423 die_error(400, 'Object is not a tree-ish');
7426 my ($name, $prefix) = snapshot_name($project, $hash);
7427 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
7429 my %co = parse_commit($hash);
7430 exit_if_unmodified_since($co{'committer_epoch'}) if %co;
7432 my $cmd = quote_command(
7433 git_cmd(), 'archive',
7434 "--format=$known_snapshot_formats{$format}{'format'}",
7435 "--prefix=$prefix/", $hash);
7436 if (exists $known_snapshot_formats{$format}{'compressor'}) {
7437 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
7440 $filename =~ s/(["\\])/\\$1/g;
7441 my %latest_date;
7442 if (%co) {
7443 %latest_date = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
7446 print $cgi->header(
7447 -type => $known_snapshot_formats{$format}{'type'},
7448 -content_disposition => 'inline; filename="' . $filename . '"',
7449 %co ? (-last_modified => $latest_date{'rfc2822'}) : (),
7450 -status => '200 OK');
7452 open my $fd, "-|", $cmd
7453 or die_error(500, "Execute git-archive failed");
7454 local *FCGI::Stream::PRINT = $FCGI_Stream_PRINT_raw;
7455 binmode STDOUT, ':raw';
7456 print <$fd>;
7457 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
7458 close $fd;
7461 sub git_log_generic {
7462 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_;
7464 my $head = git_get_head_hash($project);
7465 if (!defined $base) {
7466 $base = $head;
7468 if (!defined $page) {
7469 $page = 0;
7471 my $refs = git_get_references();
7473 my $commit_hash = $base;
7474 if (defined $parent) {
7475 $commit_hash = "$parent..$base";
7477 my @commitlist =
7478 parse_commits($commit_hash, 101, (100 * $page),
7479 defined $file_name ? ($file_name, "--full-history") : ());
7481 my $ftype;
7482 if (!defined $file_hash && defined $file_name) {
7483 # some commits could have deleted file in question,
7484 # and not have it in tree, but one of them has to have it
7485 for (my $i = 0; $i < @commitlist; $i++) {
7486 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
7487 last if defined $file_hash;
7490 if (defined $file_hash) {
7491 $ftype = git_get_type($file_hash);
7493 if (defined $file_name && !defined $ftype) {
7494 die_error(500, "Unknown type of object");
7496 my %co;
7497 if (defined $file_name) {
7498 %co = parse_commit($base)
7499 or die_error(404, "Unknown commit object");
7503 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100);
7504 my $next_link = '';
7505 if ($#commitlist >= 100) {
7506 $next_link =
7507 $cgi->a({-href => href(-replay=>1, page=>$page+1),
7508 -accesskey => "n", -title => "Alt-n"}, "next");
7510 my $patch_max = gitweb_get_feature('patches');
7511 if ($patch_max && !defined $file_name &&
7512 !gitweb_check_feature('email-privacy')) {
7513 if ($patch_max < 0 || @commitlist <= $patch_max) {
7514 $paging_nav .= " &sdot; " .
7515 $cgi->a({-href => href(action=>"patches", -replay=>1)},
7516 "patches");
7520 git_header_html();
7521 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav);
7522 if (defined $file_name) {
7523 git_print_header_div('commit', esc_html($co{'title'}), $base);
7524 } else {
7525 git_print_header_div('summary', $project)
7527 git_print_page_path($file_name, $ftype, $hash_base)
7528 if (defined $file_name);
7530 $body_subr->(\@commitlist, 0, 99, $refs, $next_link,
7531 $file_name, $file_hash, $ftype);
7533 git_footer_html();
7536 sub git_log {
7537 git_log_generic('log', \&git_log_body,
7538 $hash, $hash_parent);
7541 sub git_commit {
7542 $hash ||= $hash_base || "HEAD";
7543 my %co = parse_commit($hash)
7544 or die_error(404, "Unknown commit object");
7546 my $parent = $co{'parent'};
7547 my $parents = $co{'parents'}; # listref
7549 # we need to prepare $formats_nav before any parameter munging
7550 my $formats_nav;
7551 if (!defined $parent) {
7552 # --root commitdiff
7553 $formats_nav .= '(initial)';
7554 } elsif (@$parents == 1) {
7555 # single parent commit
7556 $formats_nav .=
7557 '(parent: ' .
7558 $cgi->a({-href => href(action=>"commit",
7559 hash=>$parent)},
7560 esc_html(substr($parent, 0, 7))) .
7561 ')';
7562 } else {
7563 # merge commit
7564 $formats_nav .=
7565 '(merge: ' .
7566 join(' ', map {
7567 $cgi->a({-href => href(action=>"commit",
7568 hash=>$_)},
7569 esc_html(substr($_, 0, 7)));
7570 } @$parents ) .
7571 ')';
7573 if (gitweb_check_feature('patches') && @$parents <= 1 &&
7574 !gitweb_check_feature('email-privacy')) {
7575 $formats_nav .= " | " .
7576 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7577 "patch");
7580 if (!defined $parent) {
7581 $parent = "--root";
7583 my @difftree;
7584 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
7585 @diff_opts,
7586 (@$parents <= 1 ? $parent : '-c'),
7587 $hash, "--"
7588 or die_error(500, "Open git-diff-tree failed");
7589 @difftree = map { chomp; $_ } <$fd>;
7590 close $fd or die_error(404, "Reading git-diff-tree failed");
7592 # non-textual hash id's can be cached
7593 my $expires;
7594 if ($hash =~ m/^$oid_regex$/) {
7595 $expires = "+1d";
7597 my $refs = git_get_references();
7598 my $ref = format_ref_marker($refs, $co{'id'});
7600 git_header_html(undef, $expires);
7601 git_print_page_nav('commit', '',
7602 $hash, $co{'tree'}, $hash,
7603 $formats_nav);
7605 if (defined $co{'parent'}) {
7606 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
7607 } else {
7608 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
7610 print "<div class=\"title_text\">\n" .
7611 "<table class=\"object_header\">\n";
7612 git_print_authorship_rows(\%co);
7613 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
7614 print "<tr>" .
7615 "<td>tree</td>" .
7616 "<td class=\"sha1\">" .
7617 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
7618 class => "list"}, $co{'tree'}) .
7619 "</td>" .
7620 "<td class=\"link\">" .
7621 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
7622 "tree");
7623 my $snapshot_links = format_snapshot_links($hash);
7624 if (defined $snapshot_links) {
7625 print " | " . $snapshot_links;
7627 print "</td>" .
7628 "</tr>\n";
7630 foreach my $par (@$parents) {
7631 print "<tr>" .
7632 "<td>parent</td>" .
7633 "<td class=\"sha1\">" .
7634 $cgi->a({-href => href(action=>"commit", hash=>$par),
7635 class => "list"}, $par) .
7636 "</td>" .
7637 "<td class=\"link\">" .
7638 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
7639 " | " .
7640 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
7641 "</td>" .
7642 "</tr>\n";
7644 print "</table>".
7645 "</div>\n";
7647 print "<div class=\"page_body\">\n";
7648 git_print_log($co{'comment'});
7649 print "</div>\n";
7651 git_difftree_body(\@difftree, $hash, @$parents);
7653 git_footer_html();
7656 sub git_object {
7657 # object is defined by:
7658 # - hash or hash_base alone
7659 # - hash_base and file_name
7660 my $type;
7662 # - hash or hash_base alone
7663 if ($hash || ($hash_base && !defined $file_name)) {
7664 my $object_id = $hash || $hash_base;
7666 open my $fd, "-|", quote_command(
7667 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
7668 or die_error(404, "Object does not exist");
7669 $type = <$fd>;
7670 defined $type && chomp $type;
7671 close $fd
7672 or die_error(404, "Object does not exist");
7674 # - hash_base and file_name
7675 } elsif ($hash_base && defined $file_name) {
7676 $file_name =~ s,/+$,,;
7678 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
7679 or die_error(404, "Base object does not exist");
7681 # here errors should not happen
7682 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
7683 or die_error(500, "Open git-ls-tree failed");
7684 my $line = <$fd>;
7685 close $fd;
7687 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
7688 unless ($line && $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/) {
7689 die_error(404, "File or directory for given base does not exist");
7691 $type = $2;
7692 $hash = $3;
7693 } else {
7694 die_error(400, "Not enough information to find object");
7697 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
7698 hash=>$hash, hash_base=>$hash_base,
7699 file_name=>$file_name),
7700 -status => '302 Found');
7703 sub git_blobdiff {
7704 my $format = shift || 'html';
7705 my $diff_style = $input_params{'diff_style'} || 'inline';
7707 my $fd;
7708 my @difftree;
7709 my %diffinfo;
7710 my $expires;
7712 # preparing $fd and %diffinfo for git_patchset_body
7713 # new style URI
7714 if (defined $hash_base && defined $hash_parent_base) {
7715 if (defined $file_name) {
7716 # read raw output
7717 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7718 $hash_parent_base, $hash_base,
7719 "--", (defined $file_parent ? $file_parent : ()), $file_name
7720 or die_error(500, "Open git-diff-tree failed");
7721 @difftree = map { chomp; $_ } <$fd>;
7722 close $fd
7723 or die_error(404, "Reading git-diff-tree failed");
7724 @difftree
7725 or die_error(404, "Blob diff not found");
7727 } elsif (defined $hash &&
7728 $hash =~ $oid_regex) {
7729 # try to find filename from $hash
7731 # read filtered raw output
7732 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7733 $hash_parent_base, $hash_base, "--"
7734 or die_error(500, "Open git-diff-tree failed");
7735 @difftree =
7736 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
7737 # $hash == to_id
7738 grep { /^:[0-7]{6} [0-7]{6} $oid_regex $hash/ }
7739 map { chomp; $_ } <$fd>;
7740 close $fd
7741 or die_error(404, "Reading git-diff-tree failed");
7742 @difftree
7743 or die_error(404, "Blob diff not found");
7745 } else {
7746 die_error(400, "Missing one of the blob diff parameters");
7749 if (@difftree > 1) {
7750 die_error(400, "Ambiguous blob diff specification");
7753 %diffinfo = parse_difftree_raw_line($difftree[0]);
7754 $file_parent ||= $diffinfo{'from_file'} || $file_name;
7755 $file_name ||= $diffinfo{'to_file'};
7757 $hash_parent ||= $diffinfo{'from_id'};
7758 $hash ||= $diffinfo{'to_id'};
7760 # non-textual hash id's can be cached
7761 if ($hash_base =~ m/^$oid_regex$/ &&
7762 $hash_parent_base =~ m/^$oid_regex$/) {
7763 $expires = '+1d';
7766 # open patch output
7767 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7768 '-p', ($format eq 'html' ? "--full-index" : ()),
7769 $hash_parent_base, $hash_base,
7770 "--", (defined $file_parent ? $file_parent : ()), $file_name
7771 or die_error(500, "Open git-diff-tree failed");
7774 # old/legacy style URI -- not generated anymore since 1.4.3.
7775 if (!%diffinfo) {
7776 die_error('404 Not Found', "Missing one of the blob diff parameters")
7779 # header
7780 if ($format eq 'html') {
7781 my $formats_nav =
7782 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
7783 "raw");
7784 $formats_nav .= diff_style_nav($diff_style);
7785 git_header_html(undef, $expires);
7786 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7787 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7788 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7789 } else {
7790 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
7791 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n";
7793 if (defined $file_name) {
7794 git_print_page_path($file_name, "blob", $hash_base);
7795 } else {
7796 print "<div class=\"page_path\"></div>\n";
7799 } elsif ($format eq 'plain') {
7800 print $cgi->header(
7801 -type => 'text/plain',
7802 -charset => 'utf-8',
7803 -expires => $expires,
7804 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
7806 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
7808 } else {
7809 die_error(400, "Unknown blobdiff format");
7812 # patch
7813 if ($format eq 'html') {
7814 print "<div class=\"page_body\">\n";
7816 git_patchset_body($fd, $diff_style,
7817 [ \%diffinfo ], $hash_base, $hash_parent_base);
7818 close $fd;
7820 print "</div>\n"; # class="page_body"
7821 git_footer_html();
7823 } else {
7824 while (my $line = <$fd>) {
7825 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
7826 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
7828 print $line;
7830 last if $line =~ m!^\+\+\+!;
7832 local $/ = undef;
7833 print <$fd>;
7834 close $fd;
7838 sub git_blobdiff_plain {
7839 git_blobdiff('plain');
7842 # assumes that it is added as later part of already existing navigation,
7843 # so it returns "| foo | bar" rather than just "foo | bar"
7844 sub diff_style_nav {
7845 my ($diff_style, $is_combined) = @_;
7846 $diff_style ||= 'inline';
7848 return "" if ($is_combined);
7850 my @styles = (inline => 'inline', 'sidebyside' => 'side by side');
7851 my %styles = @styles;
7852 @styles =
7853 @styles[ map { $_ * 2 } 0..$#styles/2 ];
7855 return join '',
7856 map { " | ".$_ }
7857 map {
7858 $_ eq $diff_style ? $styles{$_} :
7859 $cgi->a({-href => href(-replay=>1, diff_style => $_)}, $styles{$_})
7860 } @styles;
7863 sub git_commitdiff {
7864 my %params = @_;
7865 my $format = $params{-format} || 'html';
7866 my $diff_style = $input_params{'diff_style'} || 'inline';
7868 my ($patch_max) = gitweb_get_feature('patches');
7869 if ($format eq 'patch') {
7870 die_error(403, "Patch view not allowed") unless $patch_max;
7873 $hash ||= $hash_base || "HEAD";
7874 my %co = parse_commit($hash)
7875 or die_error(404, "Unknown commit object");
7877 # choose format for commitdiff for merge
7878 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
7879 $hash_parent = '--cc';
7881 # we need to prepare $formats_nav before almost any parameter munging
7882 my $formats_nav;
7883 if ($format eq 'html') {
7884 $formats_nav =
7885 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
7886 "raw");
7887 if ($patch_max && @{$co{'parents'}} <= 1 &&
7888 !gitweb_check_feature('email-privacy')) {
7889 $formats_nav .= " | " .
7890 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7891 "patch");
7893 $formats_nav .= diff_style_nav($diff_style, @{$co{'parents'}} > 1);
7895 if (defined $hash_parent &&
7896 $hash_parent ne '-c' && $hash_parent ne '--cc') {
7897 # commitdiff with two commits given
7898 my $hash_parent_short = $hash_parent;
7899 if ($hash_parent =~ m/^$oid_regex$/) {
7900 $hash_parent_short = substr($hash_parent, 0, 7);
7902 $formats_nav .=
7903 ' (from';
7904 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
7905 if ($co{'parents'}[$i] eq $hash_parent) {
7906 $formats_nav .= ' parent ' . ($i+1);
7907 last;
7910 $formats_nav .= ': ' .
7911 $cgi->a({-href => href(-replay=>1,
7912 hash=>$hash_parent, hash_base=>undef)},
7913 esc_html($hash_parent_short)) .
7914 ')';
7915 } elsif (!$co{'parent'}) {
7916 # --root commitdiff
7917 $formats_nav .= ' (initial)';
7918 } elsif (scalar @{$co{'parents'}} == 1) {
7919 # single parent commit
7920 $formats_nav .=
7921 ' (parent: ' .
7922 $cgi->a({-href => href(-replay=>1,
7923 hash=>$co{'parent'}, hash_base=>undef)},
7924 esc_html(substr($co{'parent'}, 0, 7))) .
7925 ')';
7926 } else {
7927 # merge commit
7928 if ($hash_parent eq '--cc') {
7929 $formats_nav .= ' | ' .
7930 $cgi->a({-href => href(-replay=>1,
7931 hash=>$hash, hash_parent=>'-c')},
7932 'combined');
7933 } else { # $hash_parent eq '-c'
7934 $formats_nav .= ' | ' .
7935 $cgi->a({-href => href(-replay=>1,
7936 hash=>$hash, hash_parent=>'--cc')},
7937 'compact');
7939 $formats_nav .=
7940 ' (merge: ' .
7941 join(' ', map {
7942 $cgi->a({-href => href(-replay=>1,
7943 hash=>$_, hash_base=>undef)},
7944 esc_html(substr($_, 0, 7)));
7945 } @{$co{'parents'}} ) .
7946 ')';
7950 my $hash_parent_param = $hash_parent;
7951 if (!defined $hash_parent_param) {
7952 # --cc for multiple parents, --root for parentless
7953 $hash_parent_param =
7954 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
7957 # read commitdiff
7958 my $fd;
7959 my @difftree;
7960 if ($format eq 'html') {
7961 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7962 "--no-commit-id", "--patch-with-raw", "--full-index",
7963 $hash_parent_param, $hash, "--"
7964 or die_error(500, "Open git-diff-tree failed");
7966 while (my $line = <$fd>) {
7967 chomp $line;
7968 # empty line ends raw part of diff-tree output
7969 last unless $line;
7970 push @difftree, scalar parse_difftree_raw_line($line);
7973 } elsif ($format eq 'plain') {
7974 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7975 '-p', $hash_parent_param, $hash, "--"
7976 or die_error(500, "Open git-diff-tree failed");
7977 } elsif ($format eq 'patch') {
7978 # For commit ranges, we limit the output to the number of
7979 # patches specified in the 'patches' feature.
7980 # For single commits, we limit the output to a single patch,
7981 # diverging from the git-format-patch default.
7982 my @commit_spec = ();
7983 if ($hash_parent) {
7984 if ($patch_max > 0) {
7985 push @commit_spec, "-$patch_max";
7987 push @commit_spec, '-n', "$hash_parent..$hash";
7988 } else {
7989 if ($params{-single}) {
7990 push @commit_spec, '-1';
7991 } else {
7992 if ($patch_max > 0) {
7993 push @commit_spec, "-$patch_max";
7995 push @commit_spec, "-n";
7997 push @commit_spec, '--root', $hash;
7999 open $fd, "-|", git_cmd(), "format-patch", @diff_opts,
8000 '--encoding=utf8', '--stdout', @commit_spec
8001 or die_error(500, "Open git-format-patch failed");
8002 } else {
8003 die_error(400, "Unknown commitdiff format");
8006 # non-textual hash id's can be cached
8007 my $expires;
8008 if ($hash =~ m/^$oid_regex$/) {
8009 $expires = "+1d";
8012 # write commit message
8013 if ($format eq 'html') {
8014 my $refs = git_get_references();
8015 my $ref = format_ref_marker($refs, $co{'id'});
8017 git_header_html(undef, $expires);
8018 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
8019 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
8020 print "<div class=\"title_text\">\n" .
8021 "<table class=\"object_header\">\n";
8022 git_print_authorship_rows(\%co);
8023 print "</table>".
8024 "</div>\n";
8025 print "<div class=\"page_body\">\n";
8026 if (@{$co{'comment'}} > 1) {
8027 print "<div class=\"log\">\n";
8028 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
8029 print "</div>\n"; # class="log"
8032 } elsif ($format eq 'plain') {
8033 my $refs = git_get_references("tags");
8034 my $tagname = git_get_rev_name_tags($hash);
8035 my $filename = basename($project) . "-$hash.patch";
8037 print $cgi->header(
8038 -type => 'text/plain',
8039 -charset => 'utf-8',
8040 -expires => $expires,
8041 -content_disposition => 'inline; filename="' . "$filename" . '"');
8042 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
8043 print "From: " . to_utf8($co{'author'}) . "\n";
8044 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
8045 print "Subject: " . to_utf8($co{'title'}) . "\n";
8047 print "X-Git-Tag: $tagname\n" if $tagname;
8048 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
8050 foreach my $line (@{$co{'comment'}}) {
8051 print to_utf8($line) . "\n";
8053 print "---\n\n";
8054 } elsif ($format eq 'patch') {
8055 my $filename = basename($project) . "-$hash.patch";
8057 print $cgi->header(
8058 -type => 'text/plain',
8059 -charset => 'utf-8',
8060 -expires => $expires,
8061 -content_disposition => 'inline; filename="' . "$filename" . '"');
8064 # write patch
8065 if ($format eq 'html') {
8066 my $use_parents = !defined $hash_parent ||
8067 $hash_parent eq '-c' || $hash_parent eq '--cc';
8068 git_difftree_body(\@difftree, $hash,
8069 $use_parents ? @{$co{'parents'}} : $hash_parent);
8070 print "<br/>\n";
8072 git_patchset_body($fd, $diff_style,
8073 \@difftree, $hash,
8074 $use_parents ? @{$co{'parents'}} : $hash_parent);
8075 close $fd;
8076 print "</div>\n"; # class="page_body"
8077 git_footer_html();
8079 } elsif ($format eq 'plain') {
8080 local $/ = undef;
8081 print <$fd>;
8082 close $fd
8083 or print "Reading git-diff-tree failed\n";
8084 } elsif ($format eq 'patch') {
8085 local $/ = undef;
8086 print <$fd>;
8087 close $fd
8088 or print "Reading git-format-patch failed\n";
8092 sub git_commitdiff_plain {
8093 git_commitdiff(-format => 'plain');
8096 # format-patch-style patches
8097 sub git_patch {
8098 git_commitdiff(-format => 'patch', -single => 1);
8101 sub git_patches {
8102 git_commitdiff(-format => 'patch');
8105 sub git_history {
8106 git_log_generic('history', \&git_history_body,
8107 $hash_base, $hash_parent_base,
8108 $file_name, $hash);
8111 sub git_search {
8112 $searchtype ||= 'commit';
8114 # check if appropriate features are enabled
8115 gitweb_check_feature('search')
8116 or die_error(403, "Search is disabled");
8117 if ($searchtype eq 'pickaxe') {
8118 # pickaxe may take all resources of your box and run for several minutes
8119 # with every query - so decide by yourself how public you make this feature
8120 gitweb_check_feature('pickaxe')
8121 or die_error(403, "Pickaxe search is disabled");
8123 if ($searchtype eq 'grep') {
8124 # grep search might be potentially CPU-intensive, too
8125 gitweb_check_feature('grep')
8126 or die_error(403, "Grep search is disabled");
8129 if (!defined $searchtext) {
8130 die_error(400, "Text field is empty");
8132 if (!defined $hash) {
8133 $hash = git_get_head_hash($project);
8135 my %co = parse_commit($hash);
8136 if (!%co) {
8137 die_error(404, "Unknown commit object");
8139 if (!defined $page) {
8140 $page = 0;
8143 if ($searchtype eq 'commit' ||
8144 $searchtype eq 'author' ||
8145 $searchtype eq 'committer') {
8146 git_search_message(%co);
8147 } elsif ($searchtype eq 'pickaxe') {
8148 git_search_changes(%co);
8149 } elsif ($searchtype eq 'grep') {
8150 git_search_files(%co);
8151 } else {
8152 die_error(400, "Unknown search type");
8156 sub git_search_help {
8157 git_header_html();
8158 git_print_page_nav('','', $hash,$hash,$hash);
8159 print <<EOT;
8160 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
8161 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
8162 the pattern entered is recognized as the POSIX extended
8163 <a href="https://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
8164 insensitive).</p>
8165 <dl>
8166 <dt><b>commit</b></dt>
8167 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
8169 my $have_grep = gitweb_check_feature('grep');
8170 if ($have_grep) {
8171 print <<EOT;
8172 <dt><b>grep</b></dt>
8173 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
8174 a different one) are searched for the given pattern. On large trees, this search can take
8175 a while and put some strain on the server, so please use it with some consideration. Note that
8176 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
8177 case-sensitive.</dd>
8180 print <<EOT;
8181 <dt><b>author</b></dt>
8182 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
8183 <dt><b>committer</b></dt>
8184 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
8186 my $have_pickaxe = gitweb_check_feature('pickaxe');
8187 if ($have_pickaxe) {
8188 print <<EOT;
8189 <dt><b>pickaxe</b></dt>
8190 <dd>All commits that caused the string to appear or disappear from any file (changes that
8191 added, removed or "modified" the string) will be listed. This search can take a while and
8192 takes a lot of strain on the server, so please use it wisely. Note that since you may be
8193 interested even in changes just changing the case as well, this search is case sensitive.</dd>
8196 print "</dl>\n";
8197 git_footer_html();
8200 sub git_shortlog {
8201 git_log_generic('shortlog', \&git_shortlog_body,
8202 $hash, $hash_parent);
8205 ## ......................................................................
8206 ## feeds (RSS, Atom; OPML)
8208 sub git_feed {
8209 my $format = shift || 'atom';
8210 my $have_blame = gitweb_check_feature('blame');
8212 # Atom: http://www.atomenabled.org/developers/syndication/
8213 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
8214 if ($format ne 'rss' && $format ne 'atom') {
8215 die_error(400, "Unknown web feed format");
8218 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
8219 my $head = $hash || 'HEAD';
8220 my @commitlist = parse_commits($head, 150, 0, $file_name);
8222 my %latest_commit;
8223 my %latest_date;
8224 my $content_type = "application/$format+xml";
8225 if (defined $cgi->http('HTTP_ACCEPT') &&
8226 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
8227 # browser (feed reader) prefers text/xml
8228 $content_type = 'text/xml';
8230 if (defined($commitlist[0])) {
8231 %latest_commit = %{$commitlist[0]};
8232 my $latest_epoch = $latest_commit{'committer_epoch'};
8233 exit_if_unmodified_since($latest_epoch);
8234 %latest_date = parse_date($latest_epoch, $latest_commit{'committer_tz'});
8236 print $cgi->header(
8237 -type => $content_type,
8238 -charset => 'utf-8',
8239 %latest_date ? (-last_modified => $latest_date{'rfc2822'}) : (),
8240 -status => '200 OK');
8242 # Optimization: skip generating the body if client asks only
8243 # for Last-Modified date.
8244 return if ($cgi->request_method() eq 'HEAD');
8246 # header variables
8247 my $title = "$site_name - $project/$action";
8248 my $feed_type = 'log';
8249 if (defined $hash) {
8250 $title .= " - '$hash'";
8251 $feed_type = 'branch log';
8252 if (defined $file_name) {
8253 $title .= " :: $file_name";
8254 $feed_type = 'history';
8256 } elsif (defined $file_name) {
8257 $title .= " - $file_name";
8258 $feed_type = 'history';
8260 $title .= " $feed_type";
8261 $title = esc_html($title);
8262 my $descr = git_get_project_description($project);
8263 if (defined $descr) {
8264 $descr = esc_html($descr);
8265 } else {
8266 $descr = "$project " .
8267 ($format eq 'rss' ? 'RSS' : 'Atom') .
8268 " feed";
8270 my $owner = git_get_project_owner($project);
8271 $owner = esc_html($owner);
8273 #header
8274 my $alt_url;
8275 if (defined $file_name) {
8276 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
8277 } elsif (defined $hash) {
8278 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
8279 } else {
8280 $alt_url = href(-full=>1, action=>"summary");
8282 $alt_url = esc_attr($alt_url);
8283 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
8284 if ($format eq 'rss') {
8285 print <<XML;
8286 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
8287 <channel>
8289 print "<title>$title</title>\n" .
8290 "<link>$alt_url</link>\n" .
8291 "<description>$descr</description>\n" .
8292 "<language>en</language>\n" .
8293 # project owner is responsible for 'editorial' content
8294 "<managingEditor>$owner</managingEditor>\n";
8295 if (defined $logo || defined $favicon) {
8296 # prefer the logo to the favicon, since RSS
8297 # doesn't allow both
8298 my $img = esc_url($logo || $favicon);
8299 print "<image>\n" .
8300 "<url>$img</url>\n" .
8301 "<title>$title</title>\n" .
8302 "<link>$alt_url</link>\n" .
8303 "</image>\n";
8305 if (%latest_date) {
8306 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
8307 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
8309 print "<generator>gitweb v.$version/$git_version</generator>\n";
8310 } elsif ($format eq 'atom') {
8311 print <<XML;
8312 <feed xmlns="http://www.w3.org/2005/Atom">
8314 print "<title>$title</title>\n" .
8315 "<subtitle>$descr</subtitle>\n" .
8316 '<link rel="alternate" type="text/html" href="' .
8317 $alt_url . '" />' . "\n" .
8318 '<link rel="self" type="' . $content_type . '" href="' .
8319 $cgi->self_url() . '" />' . "\n" .
8320 "<id>" . esc_url(href(-full=>1)) . "</id>\n" .
8321 # use project owner for feed author
8322 "<author><name>$owner</name></author>\n";
8323 if (defined $favicon) {
8324 print "<icon>" . esc_url($favicon) . "</icon>\n";
8326 if (defined $logo) {
8327 # not twice as wide as tall: 72 x 27 pixels
8328 print "<logo>" . esc_url($logo) . "</logo>\n";
8330 if (! %latest_date) {
8331 # dummy date to keep the feed valid until commits trickle in:
8332 print "<updated>1970-01-01T00:00:00Z</updated>\n";
8333 } else {
8334 print "<updated>$latest_date{'iso-8601'}</updated>\n";
8336 print "<generator version='$version/$git_version'>gitweb</generator>\n";
8339 # contents
8340 for (my $i = 0; $i <= $#commitlist; $i++) {
8341 my %co = %{$commitlist[$i]};
8342 my $commit = $co{'id'};
8343 # we read 150, we always show 30 and the ones more recent than 48 hours
8344 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
8345 last;
8347 my %cd = parse_date($co{'author_epoch'}, $co{'author_tz'});
8349 # get list of changed files
8350 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
8351 $co{'parent'} || "--root",
8352 $co{'id'}, "--", (defined $file_name ? $file_name : ())
8353 or next;
8354 my @difftree = map { chomp; $_ } <$fd>;
8355 close $fd
8356 or next;
8358 # print element (entry, item)
8359 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
8360 if ($format eq 'rss') {
8361 print "<item>\n" .
8362 "<title>" . esc_html($co{'title'}) . "</title>\n" .
8363 "<author>" . esc_html($co{'author'}) . "</author>\n" .
8364 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
8365 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
8366 "<link>" . esc_html($co_url) . "</link>\n" .
8367 "<description>" . esc_html($co{'title'}) . "</description>\n" .
8368 "<content:encoded>" .
8369 "<![CDATA[\n";
8370 } elsif ($format eq 'atom') {
8371 print "<entry>\n" .
8372 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
8373 "<updated>$cd{'iso-8601'}</updated>\n" .
8374 "<author>\n" .
8375 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
8376 if ($co{'author_email'}) {
8377 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
8379 print "</author>\n" .
8380 # use committer for contributor
8381 "<contributor>\n" .
8382 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
8383 if ($co{'committer_email'}) {
8384 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
8386 print "</contributor>\n" .
8387 "<published>$cd{'iso-8601'}</published>\n" .
8388 "<link rel=\"alternate\" type=\"text/html\" href=\"" . esc_attr($co_url) . "\" />\n" .
8389 "<id>" . esc_html($co_url) . "</id>\n" .
8390 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
8391 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
8393 my $comment = $co{'comment'};
8394 print "<pre>\n";
8395 foreach my $line (@$comment) {
8396 $line = esc_html($line);
8397 print "$line\n";
8399 print "</pre><ul>\n";
8400 foreach my $difftree_line (@difftree) {
8401 my %difftree = parse_difftree_raw_line($difftree_line);
8402 next if !$difftree{'from_id'};
8404 my $file = $difftree{'file'} || $difftree{'to_file'};
8406 print "<li>" .
8407 "[" .
8408 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
8409 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
8410 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
8411 file_name=>$file, file_parent=>$difftree{'from_file'}),
8412 -title => "diff"}, 'D');
8413 if ($have_blame) {
8414 print $cgi->a({-href => href(-full=>1, action=>"blame",
8415 file_name=>$file, hash_base=>$commit),
8416 -title => "blame"}, 'B');
8418 # if this is not a feed of a file history
8419 if (!defined $file_name || $file_name ne $file) {
8420 print $cgi->a({-href => href(-full=>1, action=>"history",
8421 file_name=>$file, hash=>$commit),
8422 -title => "history"}, 'H');
8424 $file = esc_path($file);
8425 print "] ".
8426 "$file</li>\n";
8428 if ($format eq 'rss') {
8429 print "</ul>]]>\n" .
8430 "</content:encoded>\n" .
8431 "</item>\n";
8432 } elsif ($format eq 'atom') {
8433 print "</ul>\n</div>\n" .
8434 "</content>\n" .
8435 "</entry>\n";
8439 # end of feed
8440 if ($format eq 'rss') {
8441 print "</channel>\n</rss>\n";
8442 } elsif ($format eq 'atom') {
8443 print "</feed>\n";
8447 sub git_rss {
8448 git_feed('rss');
8451 sub git_atom {
8452 git_feed('atom');
8455 sub git_opml {
8456 my @list = git_get_projects_list($project_filter, $strict_export);
8457 if (!@list) {
8458 die_error(404, "No projects found");
8461 print $cgi->header(
8462 -type => 'text/xml',
8463 -charset => 'utf-8',
8464 -content_disposition => 'inline; filename="opml.xml"');
8466 my $title = esc_html($site_name);
8467 my $filter = " within subdirectory ";
8468 if (defined $project_filter) {
8469 $filter .= esc_html($project_filter);
8470 } else {
8471 $filter = "";
8473 print <<XML;
8474 <?xml version="1.0" encoding="utf-8"?>
8475 <opml version="1.0">
8476 <head>
8477 <title>$title OPML Export$filter</title>
8478 </head>
8479 <body>
8480 <outline text="git RSS feeds">
8483 foreach my $pr (@list) {
8484 my %proj = %$pr;
8485 my $head = git_get_head_hash($proj{'path'});
8486 if (!defined $head) {
8487 next;
8489 $git_dir = "$projectroot/$proj{'path'}";
8490 my %co = parse_commit($head);
8491 if (!%co) {
8492 next;
8495 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
8496 my $rss = esc_attr(href('project' => $proj{'path'}, 'action' => 'rss', -full => 1));
8497 my $html = esc_attr(href('project' => $proj{'path'}, 'action' => 'summary', -full => 1));
8498 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
8500 print <<XML;
8501 </outline>
8502 </body>
8503 </opml>