Merge branch 'js/default-branch-name'
[git/raj.git] / gitweb / gitweb.perl
blob0959a782eccb60f1358f7abf5db534058c37e69e
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 # $feature{'extra-branch-refs'}{'override'} = 1;
565 # and in project config gitweb.extrabranchrefs = dirs of choice
566 # Every directory is separated with whitespace.
568 'extra-branch-refs' => {
569 'sub' => \&feature_extra_branch_refs,
570 'override' => 0,
571 'default' => []},
574 sub gitweb_get_feature {
575 my ($name) = @_;
576 return unless exists $feature{$name};
577 my ($sub, $override, @defaults) = (
578 $feature{$name}{'sub'},
579 $feature{$name}{'override'},
580 @{$feature{$name}{'default'}});
581 # project specific override is possible only if we have project
582 our $git_dir; # global variable, declared later
583 if (!$override || !defined $git_dir) {
584 return @defaults;
586 if (!defined $sub) {
587 warn "feature $name is not overridable";
588 return @defaults;
590 return $sub->(@defaults);
593 # A wrapper to check if a given feature is enabled.
594 # With this, you can say
596 # my $bool_feat = gitweb_check_feature('bool_feat');
597 # gitweb_check_feature('bool_feat') or somecode;
599 # instead of
601 # my ($bool_feat) = gitweb_get_feature('bool_feat');
602 # (gitweb_get_feature('bool_feat'))[0] or somecode;
604 sub gitweb_check_feature {
605 return (gitweb_get_feature(@_))[0];
609 sub feature_bool {
610 my $key = shift;
611 my ($val) = git_get_project_config($key, '--bool');
613 if (!defined $val) {
614 return ($_[0]);
615 } elsif ($val eq 'true') {
616 return (1);
617 } elsif ($val eq 'false') {
618 return (0);
622 sub feature_snapshot {
623 my (@fmts) = @_;
625 my ($val) = git_get_project_config('snapshot');
627 if ($val) {
628 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
631 return @fmts;
634 sub feature_patches {
635 my @val = (git_get_project_config('patches', '--int'));
637 if (@val) {
638 return @val;
641 return ($_[0]);
644 sub feature_avatar {
645 my @val = (git_get_project_config('avatar'));
647 return @val ? @val : @_;
650 sub feature_extra_branch_refs {
651 my (@branch_refs) = @_;
652 my $values = git_get_project_config('extrabranchrefs');
654 if ($values) {
655 $values = config_to_multi ($values);
656 @branch_refs = ();
657 foreach my $value (@{$values}) {
658 push @branch_refs, split /\s+/, $value;
662 return @branch_refs;
665 # checking HEAD file with -e is fragile if the repository was
666 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
667 # and then pruned.
668 sub check_head_link {
669 my ($dir) = @_;
670 my $headfile = "$dir/HEAD";
671 return ((-e $headfile) ||
672 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
675 sub check_export_ok {
676 my ($dir) = @_;
677 return (check_head_link($dir) &&
678 (!$export_ok || -e "$dir/$export_ok") &&
679 (!$export_auth_hook || $export_auth_hook->($dir)));
682 # process alternate names for backward compatibility
683 # filter out unsupported (unknown) snapshot formats
684 sub filter_snapshot_fmts {
685 my @fmts = @_;
687 @fmts = map {
688 exists $known_snapshot_format_aliases{$_} ?
689 $known_snapshot_format_aliases{$_} : $_} @fmts;
690 @fmts = grep {
691 exists $known_snapshot_formats{$_} &&
692 !$known_snapshot_formats{$_}{'disabled'}} @fmts;
695 sub filter_and_validate_refs {
696 my @refs = @_;
697 my %unique_refs = ();
699 foreach my $ref (@refs) {
700 die_error(500, "Invalid ref '$ref' in 'extra-branch-refs' feature") unless (is_valid_ref_format($ref));
701 # 'heads' are added implicitly in get_branch_refs().
702 $unique_refs{$ref} = 1 if ($ref ne 'heads');
704 return sort keys %unique_refs;
707 # If it is set to code reference, it is code that it is to be run once per
708 # request, allowing updating configurations that change with each request,
709 # while running other code in config file only once.
711 # Otherwise, if it is false then gitweb would process config file only once;
712 # if it is true then gitweb config would be run for each request.
713 our $per_request_config = 1;
715 # read and parse gitweb config file given by its parameter.
716 # returns true on success, false on recoverable error, allowing
717 # to chain this subroutine, using first file that exists.
718 # dies on errors during parsing config file, as it is unrecoverable.
719 sub read_config_file {
720 my $filename = shift;
721 return unless defined $filename;
722 # die if there are errors parsing config file
723 if (-e $filename) {
724 do $filename;
725 die $@ if $@;
726 return 1;
728 return;
731 our ($GITWEB_CONFIG, $GITWEB_CONFIG_SYSTEM, $GITWEB_CONFIG_COMMON);
732 sub evaluate_gitweb_config {
733 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
734 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
735 our $GITWEB_CONFIG_COMMON = $ENV{'GITWEB_CONFIG_COMMON'} || "++GITWEB_CONFIG_COMMON++";
737 # Protect against duplications of file names, to not read config twice.
738 # Only one of $GITWEB_CONFIG and $GITWEB_CONFIG_SYSTEM is used, so
739 # there possibility of duplication of filename there doesn't matter.
740 $GITWEB_CONFIG = "" if ($GITWEB_CONFIG eq $GITWEB_CONFIG_COMMON);
741 $GITWEB_CONFIG_SYSTEM = "" if ($GITWEB_CONFIG_SYSTEM eq $GITWEB_CONFIG_COMMON);
743 # Common system-wide settings for convenience.
744 # Those settings can be overridden by GITWEB_CONFIG or GITWEB_CONFIG_SYSTEM.
745 read_config_file($GITWEB_CONFIG_COMMON);
747 # Use first config file that exists. This means use the per-instance
748 # GITWEB_CONFIG if exists, otherwise use GITWEB_SYSTEM_CONFIG.
749 read_config_file($GITWEB_CONFIG) and return;
750 read_config_file($GITWEB_CONFIG_SYSTEM);
753 # Get loadavg of system, to compare against $maxload.
754 # Currently it requires '/proc/loadavg' present to get loadavg;
755 # if it is not present it returns 0, which means no load checking.
756 sub get_loadavg {
757 if( -e '/proc/loadavg' ){
758 open my $fd, '<', '/proc/loadavg'
759 or return 0;
760 my @load = split(/\s+/, scalar <$fd>);
761 close $fd;
763 # The first three columns measure CPU and IO utilization of the last one,
764 # five, and 10 minute periods. The fourth column shows the number of
765 # currently running processes and the total number of processes in the m/n
766 # format. The last column displays the last process ID used.
767 return $load[0] || 0;
769 # additional checks for load average should go here for things that don't export
770 # /proc/loadavg
772 return 0;
775 # version of the core git binary
776 our $git_version;
777 sub evaluate_git_version {
778 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
779 $number_of_git_cmds++;
782 sub check_loadavg {
783 if (defined $maxload && get_loadavg() > $maxload) {
784 die_error(503, "The load average on the server is too high");
788 # ======================================================================
789 # input validation and dispatch
791 # Various hash size-related values.
792 my $sha1_len = 40;
793 my $sha256_extra_len = 24;
794 my $sha256_len = $sha1_len + $sha256_extra_len;
796 # A regex matching $len hex characters. $len may be a range (e.g. 7,64).
797 sub oid_nlen_regex {
798 my $len = shift;
799 my $hchr = qr/[0-9a-fA-F]/;
800 return qr/(?:(?:$hchr){$len})/;
803 # A regex matching two sets of $nlen hex characters, prefixed by the literal
804 # string $prefix and with the literal string $infix between them.
805 sub oid_nlen_prefix_infix_regex {
806 my $nlen = shift;
807 my $prefix = shift;
808 my $infix = shift;
810 my $rx = oid_nlen_regex($nlen);
812 return qr/^\Q$prefix\E$rx\Q$infix\E$rx$/;
815 # A regex matching a valid object ID.
816 our $oid_regex;
818 my $x = oid_nlen_regex($sha1_len);
819 my $y = oid_nlen_regex($sha256_extra_len);
820 $oid_regex = qr/(?:$x(?:$y)?)/;
823 # input parameters can be collected from a variety of sources (presently, CGI
824 # and PATH_INFO), so we define an %input_params hash that collects them all
825 # together during validation: this allows subsequent uses (e.g. href()) to be
826 # agnostic of the parameter origin
828 our %input_params = ();
830 # input parameters are stored with the long parameter name as key. This will
831 # also be used in the href subroutine to convert parameters to their CGI
832 # equivalent, and since the href() usage is the most frequent one, we store
833 # the name -> CGI key mapping here, instead of the reverse.
835 # XXX: Warning: If you touch this, check the search form for updating,
836 # too.
838 our @cgi_param_mapping = (
839 project => "p",
840 action => "a",
841 file_name => "f",
842 file_parent => "fp",
843 hash => "h",
844 hash_parent => "hp",
845 hash_base => "hb",
846 hash_parent_base => "hpb",
847 page => "pg",
848 order => "o",
849 searchtext => "s",
850 searchtype => "st",
851 snapshot_format => "sf",
852 extra_options => "opt",
853 search_use_regexp => "sr",
854 ctag => "by_tag",
855 diff_style => "ds",
856 project_filter => "pf",
857 # this must be last entry (for manipulation from JavaScript)
858 javascript => "js"
860 our %cgi_param_mapping = @cgi_param_mapping;
862 # we will also need to know the possible actions, for validation
863 our %actions = (
864 "blame" => \&git_blame,
865 "blame_incremental" => \&git_blame_incremental,
866 "blame_data" => \&git_blame_data,
867 "blobdiff" => \&git_blobdiff,
868 "blobdiff_plain" => \&git_blobdiff_plain,
869 "blob" => \&git_blob,
870 "blob_plain" => \&git_blob_plain,
871 "commitdiff" => \&git_commitdiff,
872 "commitdiff_plain" => \&git_commitdiff_plain,
873 "commit" => \&git_commit,
874 "forks" => \&git_forks,
875 "heads" => \&git_heads,
876 "history" => \&git_history,
877 "log" => \&git_log,
878 "patch" => \&git_patch,
879 "patches" => \&git_patches,
880 "remotes" => \&git_remotes,
881 "rss" => \&git_rss,
882 "atom" => \&git_atom,
883 "search" => \&git_search,
884 "search_help" => \&git_search_help,
885 "shortlog" => \&git_shortlog,
886 "summary" => \&git_summary,
887 "tag" => \&git_tag,
888 "tags" => \&git_tags,
889 "tree" => \&git_tree,
890 "snapshot" => \&git_snapshot,
891 "object" => \&git_object,
892 # those below don't need $project
893 "opml" => \&git_opml,
894 "project_list" => \&git_project_list,
895 "project_index" => \&git_project_index,
898 # finally, we have the hash of allowed extra_options for the commands that
899 # allow them
900 our %allowed_options = (
901 "--no-merges" => [ qw(rss atom log shortlog history) ],
904 # fill %input_params with the CGI parameters. All values except for 'opt'
905 # should be single values, but opt can be an array. We should probably
906 # build an array of parameters that can be multi-valued, but since for the time
907 # being it's only this one, we just single it out
908 sub evaluate_query_params {
909 our $cgi;
911 while (my ($name, $symbol) = each %cgi_param_mapping) {
912 if ($symbol eq 'opt') {
913 $input_params{$name} = [ map { decode_utf8($_) } $cgi->multi_param($symbol) ];
914 } else {
915 $input_params{$name} = decode_utf8($cgi->param($symbol));
920 # now read PATH_INFO and update the parameter list for missing parameters
921 sub evaluate_path_info {
922 return if defined $input_params{'project'};
923 return if !$path_info;
924 $path_info =~ s,^/+,,;
925 return if !$path_info;
927 # find which part of PATH_INFO is project
928 my $project = $path_info;
929 $project =~ s,/+$,,;
930 while ($project && !check_head_link("$projectroot/$project")) {
931 $project =~ s,/*[^/]*$,,;
933 return unless $project;
934 $input_params{'project'} = $project;
936 # do not change any parameters if an action is given using the query string
937 return if $input_params{'action'};
938 $path_info =~ s,^\Q$project\E/*,,;
940 # next, check if we have an action
941 my $action = $path_info;
942 $action =~ s,/.*$,,;
943 if (exists $actions{$action}) {
944 $path_info =~ s,^$action/*,,;
945 $input_params{'action'} = $action;
948 # list of actions that want hash_base instead of hash, but can have no
949 # pathname (f) parameter
950 my @wants_base = (
951 'tree',
952 'history',
955 # we want to catch, among others
956 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
957 my ($parentrefname, $parentpathname, $refname, $pathname) =
958 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?([^:]+?)?(?::(.+))?$/);
960 # first, analyze the 'current' part
961 if (defined $pathname) {
962 # we got "branch:filename" or "branch:dir/"
963 # we could use git_get_type(branch:pathname), but:
964 # - it needs $git_dir
965 # - it does a git() call
966 # - the convention of terminating directories with a slash
967 # makes it superfluous
968 # - embedding the action in the PATH_INFO would make it even
969 # more superfluous
970 $pathname =~ s,^/+,,;
971 if (!$pathname || substr($pathname, -1) eq "/") {
972 $input_params{'action'} ||= "tree";
973 $pathname =~ s,/$,,;
974 } else {
975 # the default action depends on whether we had parent info
976 # or not
977 if ($parentrefname) {
978 $input_params{'action'} ||= "blobdiff_plain";
979 } else {
980 $input_params{'action'} ||= "blob_plain";
983 $input_params{'hash_base'} ||= $refname;
984 $input_params{'file_name'} ||= $pathname;
985 } elsif (defined $refname) {
986 # we got "branch". In this case we have to choose if we have to
987 # set hash or hash_base.
989 # Most of the actions without a pathname only want hash to be
990 # set, except for the ones specified in @wants_base that want
991 # hash_base instead. It should also be noted that hand-crafted
992 # links having 'history' as an action and no pathname or hash
993 # set will fail, but that happens regardless of PATH_INFO.
994 if (defined $parentrefname) {
995 # if there is parent let the default be 'shortlog' action
996 # (for http://git.example.com/repo.git/A..B links); if there
997 # is no parent, dispatch will detect type of object and set
998 # action appropriately if required (if action is not set)
999 $input_params{'action'} ||= "shortlog";
1001 if ($input_params{'action'} &&
1002 grep { $_ eq $input_params{'action'} } @wants_base) {
1003 $input_params{'hash_base'} ||= $refname;
1004 } else {
1005 $input_params{'hash'} ||= $refname;
1009 # next, handle the 'parent' part, if present
1010 if (defined $parentrefname) {
1011 # a missing pathspec defaults to the 'current' filename, allowing e.g.
1012 # someproject/blobdiff/oldrev..newrev:/filename
1013 if ($parentpathname) {
1014 $parentpathname =~ s,^/+,,;
1015 $parentpathname =~ s,/$,,;
1016 $input_params{'file_parent'} ||= $parentpathname;
1017 } else {
1018 $input_params{'file_parent'} ||= $input_params{'file_name'};
1020 # we assume that hash_parent_base is wanted if a path was specified,
1021 # or if the action wants hash_base instead of hash
1022 if (defined $input_params{'file_parent'} ||
1023 grep { $_ eq $input_params{'action'} } @wants_base) {
1024 $input_params{'hash_parent_base'} ||= $parentrefname;
1025 } else {
1026 $input_params{'hash_parent'} ||= $parentrefname;
1030 # for the snapshot action, we allow URLs in the form
1031 # $project/snapshot/$hash.ext
1032 # where .ext determines the snapshot and gets removed from the
1033 # passed $refname to provide the $hash.
1035 # To be able to tell that $refname includes the format extension, we
1036 # require the following two conditions to be satisfied:
1037 # - the hash input parameter MUST have been set from the $refname part
1038 # of the URL (i.e. they must be equal)
1039 # - the snapshot format MUST NOT have been defined already (e.g. from
1040 # CGI parameter sf)
1041 # It's also useless to try any matching unless $refname has a dot,
1042 # so we check for that too
1043 if (defined $input_params{'action'} &&
1044 $input_params{'action'} eq 'snapshot' &&
1045 defined $refname && index($refname, '.') != -1 &&
1046 $refname eq $input_params{'hash'} &&
1047 !defined $input_params{'snapshot_format'}) {
1048 # We loop over the known snapshot formats, checking for
1049 # extensions. Allowed extensions are both the defined suffix
1050 # (which includes the initial dot already) and the snapshot
1051 # format key itself, with a prepended dot
1052 while (my ($fmt, $opt) = each %known_snapshot_formats) {
1053 my $hash = $refname;
1054 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
1055 next;
1057 my $sfx = $1;
1058 # a valid suffix was found, so set the snapshot format
1059 # and reset the hash parameter
1060 $input_params{'snapshot_format'} = $fmt;
1061 $input_params{'hash'} = $hash;
1062 # we also set the format suffix to the one requested
1063 # in the URL: this way a request for e.g. .tgz returns
1064 # a .tgz instead of a .tar.gz
1065 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
1066 last;
1071 our ($action, $project, $file_name, $file_parent, $hash, $hash_parent, $hash_base,
1072 $hash_parent_base, @extra_options, $page, $searchtype, $search_use_regexp,
1073 $searchtext, $search_regexp, $project_filter);
1074 sub evaluate_and_validate_params {
1075 our $action = $input_params{'action'};
1076 if (defined $action) {
1077 if (!is_valid_action($action)) {
1078 die_error(400, "Invalid action parameter");
1082 # parameters which are pathnames
1083 our $project = $input_params{'project'};
1084 if (defined $project) {
1085 if (!is_valid_project($project)) {
1086 undef $project;
1087 die_error(404, "No such project");
1091 our $project_filter = $input_params{'project_filter'};
1092 if (defined $project_filter) {
1093 if (!is_valid_pathname($project_filter)) {
1094 die_error(404, "Invalid project_filter parameter");
1098 our $file_name = $input_params{'file_name'};
1099 if (defined $file_name) {
1100 if (!is_valid_pathname($file_name)) {
1101 die_error(400, "Invalid file parameter");
1105 our $file_parent = $input_params{'file_parent'};
1106 if (defined $file_parent) {
1107 if (!is_valid_pathname($file_parent)) {
1108 die_error(400, "Invalid file parent parameter");
1112 # parameters which are refnames
1113 our $hash = $input_params{'hash'};
1114 if (defined $hash) {
1115 if (!is_valid_refname($hash)) {
1116 die_error(400, "Invalid hash parameter");
1120 our $hash_parent = $input_params{'hash_parent'};
1121 if (defined $hash_parent) {
1122 if (!is_valid_refname($hash_parent)) {
1123 die_error(400, "Invalid hash parent parameter");
1127 our $hash_base = $input_params{'hash_base'};
1128 if (defined $hash_base) {
1129 if (!is_valid_refname($hash_base)) {
1130 die_error(400, "Invalid hash base parameter");
1134 our @extra_options = @{$input_params{'extra_options'}};
1135 # @extra_options is always defined, since it can only be (currently) set from
1136 # CGI, and $cgi->param() returns the empty array in array context if the param
1137 # is not set
1138 foreach my $opt (@extra_options) {
1139 if (not exists $allowed_options{$opt}) {
1140 die_error(400, "Invalid option parameter");
1142 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
1143 die_error(400, "Invalid option parameter for this action");
1147 our $hash_parent_base = $input_params{'hash_parent_base'};
1148 if (defined $hash_parent_base) {
1149 if (!is_valid_refname($hash_parent_base)) {
1150 die_error(400, "Invalid hash parent base parameter");
1154 # other parameters
1155 our $page = $input_params{'page'};
1156 if (defined $page) {
1157 if ($page =~ m/[^0-9]/) {
1158 die_error(400, "Invalid page parameter");
1162 our $searchtype = $input_params{'searchtype'};
1163 if (defined $searchtype) {
1164 if ($searchtype =~ m/[^a-z]/) {
1165 die_error(400, "Invalid searchtype parameter");
1169 our $search_use_regexp = $input_params{'search_use_regexp'};
1171 our $searchtext = $input_params{'searchtext'};
1172 our $search_regexp = undef;
1173 if (defined $searchtext) {
1174 if (length($searchtext) < 2) {
1175 die_error(403, "At least two characters are required for search parameter");
1177 if ($search_use_regexp) {
1178 $search_regexp = $searchtext;
1179 if (!eval { qr/$search_regexp/; 1; }) {
1180 (my $error = $@) =~ s/ at \S+ line \d+.*\n?//;
1181 die_error(400, "Invalid search regexp '$search_regexp'",
1182 esc_html($error));
1184 } else {
1185 $search_regexp = quotemeta $searchtext;
1190 # path to the current git repository
1191 our $git_dir;
1192 sub evaluate_git_dir {
1193 our $git_dir = "$projectroot/$project" if $project;
1196 our (@snapshot_fmts, $git_avatar, @extra_branch_refs);
1197 sub configure_gitweb_features {
1198 # list of supported snapshot formats
1199 our @snapshot_fmts = gitweb_get_feature('snapshot');
1200 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
1202 our ($git_avatar) = gitweb_get_feature('avatar');
1203 $git_avatar = '' unless $git_avatar =~ /^(?:gravatar|picon)$/s;
1205 our @extra_branch_refs = gitweb_get_feature('extra-branch-refs');
1206 @extra_branch_refs = filter_and_validate_refs (@extra_branch_refs);
1209 sub get_branch_refs {
1210 return ('heads', @extra_branch_refs);
1213 # custom error handler: 'die <message>' is Internal Server Error
1214 sub handle_errors_html {
1215 my $msg = shift; # it is already HTML escaped
1217 # to avoid infinite loop where error occurs in die_error,
1218 # change handler to default handler, disabling handle_errors_html
1219 set_message("Error occurred when inside die_error:\n$msg");
1221 # you cannot jump out of die_error when called as error handler;
1222 # the subroutine set via CGI::Carp::set_message is called _after_
1223 # HTTP headers are already written, so it cannot write them itself
1224 die_error(undef, undef, $msg, -error_handler => 1, -no_http_header => 1);
1226 set_message(\&handle_errors_html);
1228 # dispatch
1229 sub dispatch {
1230 if (!defined $action) {
1231 if (defined $hash) {
1232 $action = git_get_type($hash);
1233 $action or die_error(404, "Object does not exist");
1234 } elsif (defined $hash_base && defined $file_name) {
1235 $action = git_get_type("$hash_base:$file_name");
1236 $action or die_error(404, "File or directory does not exist");
1237 } elsif (defined $project) {
1238 $action = 'summary';
1239 } else {
1240 $action = 'project_list';
1243 if (!defined($actions{$action})) {
1244 die_error(400, "Unknown action");
1246 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
1247 !$project) {
1248 die_error(400, "Project needed");
1250 $actions{$action}->();
1253 sub reset_timer {
1254 our $t0 = [ gettimeofday() ]
1255 if defined $t0;
1256 our $number_of_git_cmds = 0;
1259 our $first_request = 1;
1260 sub run_request {
1261 reset_timer();
1263 evaluate_uri();
1264 if ($first_request) {
1265 evaluate_gitweb_config();
1266 evaluate_git_version();
1268 if ($per_request_config) {
1269 if (ref($per_request_config) eq 'CODE') {
1270 $per_request_config->();
1271 } elsif (!$first_request) {
1272 evaluate_gitweb_config();
1275 check_loadavg();
1277 # $projectroot and $projects_list might be set in gitweb config file
1278 $projects_list ||= $projectroot;
1280 evaluate_query_params();
1281 evaluate_path_info();
1282 evaluate_and_validate_params();
1283 evaluate_git_dir();
1285 configure_gitweb_features();
1287 dispatch();
1290 our $is_last_request = sub { 1 };
1291 our ($pre_dispatch_hook, $post_dispatch_hook, $pre_listen_hook);
1292 our $CGI = 'CGI';
1293 our $cgi;
1294 our $FCGI_Stream_PRINT_raw = \&FCGI::Stream::PRINT;
1295 sub configure_as_fcgi {
1296 require CGI::Fast;
1297 our $CGI = 'CGI::Fast';
1298 # FCGI is not Unicode aware hence the UTF-8 encoding must be done manually.
1299 # However no encoding must be done within git_blob_plain() and git_snapshot()
1300 # which must still output in raw binary mode.
1301 no warnings 'redefine';
1302 my $enc = Encode::find_encoding('UTF-8');
1303 *FCGI::Stream::PRINT = sub {
1304 my @OUTPUT = @_;
1305 for (my $i = 1; $i < @_; $i++) {
1306 $OUTPUT[$i] = $enc->encode($_[$i], Encode::FB_CROAK|Encode::LEAVE_SRC);
1308 @_ = @OUTPUT;
1309 goto $FCGI_Stream_PRINT_raw;
1312 my $request_number = 0;
1313 # let each child service 100 requests
1314 our $is_last_request = sub { ++$request_number > 100 };
1316 sub evaluate_argv {
1317 my $script_name = $ENV{'SCRIPT_NAME'} || $ENV{'SCRIPT_FILENAME'} || __FILE__;
1318 configure_as_fcgi()
1319 if $script_name =~ /\.fcgi$/;
1321 return unless (@ARGV);
1323 require Getopt::Long;
1324 Getopt::Long::GetOptions(
1325 'fastcgi|fcgi|f' => \&configure_as_fcgi,
1326 'nproc|n=i' => sub {
1327 my ($arg, $val) = @_;
1328 return unless eval { require FCGI::ProcManager; 1; };
1329 my $proc_manager = FCGI::ProcManager->new({
1330 n_processes => $val,
1332 our $pre_listen_hook = sub { $proc_manager->pm_manage() };
1333 our $pre_dispatch_hook = sub { $proc_manager->pm_pre_dispatch() };
1334 our $post_dispatch_hook = sub { $proc_manager->pm_post_dispatch() };
1339 sub run {
1340 evaluate_argv();
1342 $first_request = 1;
1343 $pre_listen_hook->()
1344 if $pre_listen_hook;
1346 REQUEST:
1347 while ($cgi = $CGI->new()) {
1348 $pre_dispatch_hook->()
1349 if $pre_dispatch_hook;
1351 run_request();
1353 $post_dispatch_hook->()
1354 if $post_dispatch_hook;
1355 $first_request = 0;
1357 last REQUEST if ($is_last_request->());
1360 DONE_GITWEB:
1364 run();
1366 if (defined caller) {
1367 # wrapped in a subroutine processing requests,
1368 # e.g. mod_perl with ModPerl::Registry, or PSGI with Plack::App::WrapCGI
1369 return;
1370 } else {
1371 # pure CGI script, serving single request
1372 exit;
1375 ## ======================================================================
1376 ## action links
1378 # possible values of extra options
1379 # -full => 0|1 - use absolute/full URL ($my_uri/$my_url as base)
1380 # -replay => 1 - start from a current view (replay with modifications)
1381 # -path_info => 0|1 - don't use/use path_info URL (if possible)
1382 # -anchor => ANCHOR - add #ANCHOR to end of URL, implies -replay if used alone
1383 sub href {
1384 my %params = @_;
1385 # default is to use -absolute url() i.e. $my_uri
1386 my $href = $params{-full} ? $my_url : $my_uri;
1388 # implicit -replay, must be first of implicit params
1389 $params{-replay} = 1 if (keys %params == 1 && $params{-anchor});
1391 $params{'project'} = $project unless exists $params{'project'};
1393 if ($params{-replay}) {
1394 while (my ($name, $symbol) = each %cgi_param_mapping) {
1395 if (!exists $params{$name}) {
1396 $params{$name} = $input_params{$name};
1401 my $use_pathinfo = gitweb_check_feature('pathinfo');
1402 if (defined $params{'project'} &&
1403 (exists $params{-path_info} ? $params{-path_info} : $use_pathinfo)) {
1404 # try to put as many parameters as possible in PATH_INFO:
1405 # - project name
1406 # - action
1407 # - hash_parent or hash_parent_base:/file_parent
1408 # - hash or hash_base:/filename
1409 # - the snapshot_format as an appropriate suffix
1411 # When the script is the root DirectoryIndex for the domain,
1412 # $href here would be something like http://gitweb.example.com/
1413 # Thus, we strip any trailing / from $href, to spare us double
1414 # slashes in the final URL
1415 $href =~ s,/$,,;
1417 # Then add the project name, if present
1418 $href .= "/".esc_path_info($params{'project'});
1419 delete $params{'project'};
1421 # since we destructively absorb parameters, we keep this
1422 # boolean that remembers if we're handling a snapshot
1423 my $is_snapshot = $params{'action'} eq 'snapshot';
1425 # Summary just uses the project path URL, any other action is
1426 # added to the URL
1427 if (defined $params{'action'}) {
1428 $href .= "/".esc_path_info($params{'action'})
1429 unless $params{'action'} eq 'summary';
1430 delete $params{'action'};
1433 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
1434 # stripping nonexistent or useless pieces
1435 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
1436 || $params{'hash_parent'} || $params{'hash'});
1437 if (defined $params{'hash_base'}) {
1438 if (defined $params{'hash_parent_base'}) {
1439 $href .= esc_path_info($params{'hash_parent_base'});
1440 # skip the file_parent if it's the same as the file_name
1441 if (defined $params{'file_parent'}) {
1442 if (defined $params{'file_name'} && $params{'file_parent'} eq $params{'file_name'}) {
1443 delete $params{'file_parent'};
1444 } elsif ($params{'file_parent'} !~ /\.\./) {
1445 $href .= ":/".esc_path_info($params{'file_parent'});
1446 delete $params{'file_parent'};
1449 $href .= "..";
1450 delete $params{'hash_parent'};
1451 delete $params{'hash_parent_base'};
1452 } elsif (defined $params{'hash_parent'}) {
1453 $href .= esc_path_info($params{'hash_parent'}). "..";
1454 delete $params{'hash_parent'};
1457 $href .= esc_path_info($params{'hash_base'});
1458 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
1459 $href .= ":/".esc_path_info($params{'file_name'});
1460 delete $params{'file_name'};
1462 delete $params{'hash'};
1463 delete $params{'hash_base'};
1464 } elsif (defined $params{'hash'}) {
1465 $href .= esc_path_info($params{'hash'});
1466 delete $params{'hash'};
1469 # If the action was a snapshot, we can absorb the
1470 # snapshot_format parameter too
1471 if ($is_snapshot) {
1472 my $fmt = $params{'snapshot_format'};
1473 # snapshot_format should always be defined when href()
1474 # is called, but just in case some code forgets, we
1475 # fall back to the default
1476 $fmt ||= $snapshot_fmts[0];
1477 $href .= $known_snapshot_formats{$fmt}{'suffix'};
1478 delete $params{'snapshot_format'};
1482 # now encode the parameters explicitly
1483 my @result = ();
1484 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
1485 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
1486 if (defined $params{$name}) {
1487 if (ref($params{$name}) eq "ARRAY") {
1488 foreach my $par (@{$params{$name}}) {
1489 push @result, $symbol . "=" . esc_param($par);
1491 } else {
1492 push @result, $symbol . "=" . esc_param($params{$name});
1496 $href .= "?" . join(';', @result) if scalar @result;
1498 # final transformation: trailing spaces must be escaped (URI-encoded)
1499 $href =~ s/(\s+)$/CGI::escape($1)/e;
1501 if ($params{-anchor}) {
1502 $href .= "#".esc_param($params{-anchor});
1505 return $href;
1509 ## ======================================================================
1510 ## validation, quoting/unquoting and escaping
1512 sub is_valid_action {
1513 my $input = shift;
1514 return undef unless exists $actions{$input};
1515 return 1;
1518 sub is_valid_project {
1519 my $input = shift;
1521 return unless defined $input;
1522 if (!is_valid_pathname($input) ||
1523 !(-d "$projectroot/$input") ||
1524 !check_export_ok("$projectroot/$input") ||
1525 ($strict_export && !project_in_list($input))) {
1526 return undef;
1527 } else {
1528 return 1;
1532 sub is_valid_pathname {
1533 my $input = shift;
1535 return undef unless defined $input;
1536 # no '.' or '..' as elements of path, i.e. no '.' or '..'
1537 # at the beginning, at the end, and between slashes.
1538 # also this catches doubled slashes
1539 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1540 return undef;
1542 # no null characters
1543 if ($input =~ m!\0!) {
1544 return undef;
1546 return 1;
1549 sub is_valid_ref_format {
1550 my $input = shift;
1552 return undef unless defined $input;
1553 # restrictions on ref name according to git-check-ref-format
1554 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1555 return undef;
1557 return 1;
1560 sub is_valid_refname {
1561 my $input = shift;
1563 return undef unless defined $input;
1564 # textual hashes are O.K.
1565 if ($input =~ m/^$oid_regex$/) {
1566 return 1;
1568 # it must be correct pathname
1569 is_valid_pathname($input) or return undef;
1570 # check git-check-ref-format restrictions
1571 is_valid_ref_format($input) or return undef;
1572 return 1;
1575 # decode sequences of octets in utf8 into Perl's internal form,
1576 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1577 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1578 sub to_utf8 {
1579 my $str = shift;
1580 return undef unless defined $str;
1582 if (utf8::is_utf8($str) || utf8::decode($str)) {
1583 return $str;
1584 } else {
1585 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1589 # quote unsafe chars, but keep the slash, even when it's not
1590 # correct, but quoted slashes look too horrible in bookmarks
1591 sub esc_param {
1592 my $str = shift;
1593 return undef unless defined $str;
1594 $str =~ s/([^A-Za-z0-9\-_.~()\/:@ ]+)/CGI::escape($1)/eg;
1595 $str =~ s/ /\+/g;
1596 return $str;
1599 # the quoting rules for path_info fragment are slightly different
1600 sub esc_path_info {
1601 my $str = shift;
1602 return undef unless defined $str;
1604 # path_info doesn't treat '+' as space (specially), but '?' must be escaped
1605 $str =~ s/([^A-Za-z0-9\-_.~();\/;:@&= +]+)/CGI::escape($1)/eg;
1607 return $str;
1610 # quote unsafe chars in whole URL, so some characters cannot be quoted
1611 sub esc_url {
1612 my $str = shift;
1613 return undef unless defined $str;
1614 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&= ]+)/CGI::escape($1)/eg;
1615 $str =~ s/ /\+/g;
1616 return $str;
1619 # quote unsafe characters in HTML attributes
1620 sub esc_attr {
1622 # for XHTML conformance escaping '"' to '&quot;' is not enough
1623 return esc_html(@_);
1626 # replace invalid utf8 character with SUBSTITUTION sequence
1627 sub esc_html {
1628 my $str = shift;
1629 my %opts = @_;
1631 return undef unless defined $str;
1633 $str = to_utf8($str);
1634 $str = $cgi->escapeHTML($str);
1635 if ($opts{'-nbsp'}) {
1636 $str =~ s/ /&nbsp;/g;
1638 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1639 return $str;
1642 # quote control characters and escape filename to HTML
1643 sub esc_path {
1644 my $str = shift;
1645 my %opts = @_;
1647 return undef unless defined $str;
1649 $str = to_utf8($str);
1650 $str = $cgi->escapeHTML($str);
1651 if ($opts{'-nbsp'}) {
1652 $str =~ s/ /&nbsp;/g;
1654 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1655 return $str;
1658 # Sanitize for use in XHTML + application/xml+xhtml (valid XML 1.0)
1659 sub sanitize {
1660 my $str = shift;
1662 return undef unless defined $str;
1664 $str = to_utf8($str);
1665 $str =~ s|([[:cntrl:]])|(index("\t\n\r", $1) != -1 ? $1 : quot_cec($1))|eg;
1666 return $str;
1669 # Make control characters "printable", using character escape codes (CEC)
1670 sub quot_cec {
1671 my $cntrl = shift;
1672 my %opts = @_;
1673 my %es = ( # character escape codes, aka escape sequences
1674 "\t" => '\t', # tab (HT)
1675 "\n" => '\n', # line feed (LF)
1676 "\r" => '\r', # carriage return (CR)
1677 "\f" => '\f', # form feed (FF)
1678 "\b" => '\b', # backspace (BS)
1679 "\a" => '\a', # alarm (bell) (BEL)
1680 "\e" => '\e', # escape (ESC)
1681 "\013" => '\v', # vertical tab (VT)
1682 "\000" => '\0', # nul character (NUL)
1684 my $chr = ( (exists $es{$cntrl})
1685 ? $es{$cntrl}
1686 : sprintf('\%2x', ord($cntrl)) );
1687 if ($opts{-nohtml}) {
1688 return $chr;
1689 } else {
1690 return "<span class=\"cntrl\">$chr</span>";
1694 # Alternatively use unicode control pictures codepoints,
1695 # Unicode "printable representation" (PR)
1696 sub quot_upr {
1697 my $cntrl = shift;
1698 my %opts = @_;
1700 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1701 if ($opts{-nohtml}) {
1702 return $chr;
1703 } else {
1704 return "<span class=\"cntrl\">$chr</span>";
1708 # git may return quoted and escaped filenames
1709 sub unquote {
1710 my $str = shift;
1712 sub unq {
1713 my $seq = shift;
1714 my %es = ( # character escape codes, aka escape sequences
1715 't' => "\t", # tab (HT, TAB)
1716 'n' => "\n", # newline (NL)
1717 'r' => "\r", # return (CR)
1718 'f' => "\f", # form feed (FF)
1719 'b' => "\b", # backspace (BS)
1720 'a' => "\a", # alarm (bell) (BEL)
1721 'e' => "\e", # escape (ESC)
1722 'v' => "\013", # vertical tab (VT)
1725 if ($seq =~ m/^[0-7]{1,3}$/) {
1726 # octal char sequence
1727 return chr(oct($seq));
1728 } elsif (exists $es{$seq}) {
1729 # C escape sequence, aka character escape code
1730 return $es{$seq};
1732 # quoted ordinary character
1733 return $seq;
1736 if ($str =~ m/^"(.*)"$/) {
1737 # needs unquoting
1738 $str = $1;
1739 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1741 return $str;
1744 # escape tabs (convert tabs to spaces)
1745 sub untabify {
1746 my $line = shift;
1748 while ((my $pos = index($line, "\t")) != -1) {
1749 if (my $count = (8 - ($pos % 8))) {
1750 my $spaces = ' ' x $count;
1751 $line =~ s/\t/$spaces/;
1755 return $line;
1758 sub project_in_list {
1759 my $project = shift;
1760 my @list = git_get_projects_list();
1761 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1764 ## ----------------------------------------------------------------------
1765 ## HTML aware string manipulation
1767 # Try to chop given string on a word boundary between position
1768 # $len and $len+$add_len. If there is no word boundary there,
1769 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1770 # (marking chopped part) would be longer than given string.
1771 sub chop_str {
1772 my $str = shift;
1773 my $len = shift;
1774 my $add_len = shift || 10;
1775 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1777 # Make sure perl knows it is utf8 encoded so we don't
1778 # cut in the middle of a utf8 multibyte char.
1779 $str = to_utf8($str);
1781 # allow only $len chars, but don't cut a word if it would fit in $add_len
1782 # if it doesn't fit, cut it if it's still longer than the dots we would add
1783 # remove chopped character entities entirely
1785 # when chopping in the middle, distribute $len into left and right part
1786 # return early if chopping wouldn't make string shorter
1787 if ($where eq 'center') {
1788 return $str if ($len + 5 >= length($str)); # filler is length 5
1789 $len = int($len/2);
1790 } else {
1791 return $str if ($len + 4 >= length($str)); # filler is length 4
1794 # regexps: ending and beginning with word part up to $add_len
1795 my $endre = qr/.{$len}\w{0,$add_len}/;
1796 my $begre = qr/\w{0,$add_len}.{$len}/;
1798 if ($where eq 'left') {
1799 $str =~ m/^(.*?)($begre)$/;
1800 my ($lead, $body) = ($1, $2);
1801 if (length($lead) > 4) {
1802 $lead = " ...";
1804 return "$lead$body";
1806 } elsif ($where eq 'center') {
1807 $str =~ m/^($endre)(.*)$/;
1808 my ($left, $str) = ($1, $2);
1809 $str =~ m/^(.*?)($begre)$/;
1810 my ($mid, $right) = ($1, $2);
1811 if (length($mid) > 5) {
1812 $mid = " ... ";
1814 return "$left$mid$right";
1816 } else {
1817 $str =~ m/^($endre)(.*)$/;
1818 my $body = $1;
1819 my $tail = $2;
1820 if (length($tail) > 4) {
1821 $tail = "... ";
1823 return "$body$tail";
1827 # takes the same arguments as chop_str, but also wraps a <span> around the
1828 # result with a title attribute if it does get chopped. Additionally, the
1829 # string is HTML-escaped.
1830 sub chop_and_escape_str {
1831 my ($str) = @_;
1833 my $chopped = chop_str(@_);
1834 $str = to_utf8($str);
1835 if ($chopped eq $str) {
1836 return esc_html($chopped);
1837 } else {
1838 $str =~ s/[[:cntrl:]]/?/g;
1839 return $cgi->span({-title=>$str}, esc_html($chopped));
1843 # Highlight selected fragments of string, using given CSS class,
1844 # and escape HTML. It is assumed that fragments do not overlap.
1845 # Regions are passed as list of pairs (array references).
1847 # Example: esc_html_hl_regions("foobar", "mark", [ 0, 3 ]) returns
1848 # '<span class="mark">foo</span>bar'
1849 sub esc_html_hl_regions {
1850 my ($str, $css_class, @sel) = @_;
1851 my %opts = grep { ref($_) ne 'ARRAY' } @sel;
1852 @sel = grep { ref($_) eq 'ARRAY' } @sel;
1853 return esc_html($str, %opts) unless @sel;
1855 my $out = '';
1856 my $pos = 0;
1858 for my $s (@sel) {
1859 my ($begin, $end) = @$s;
1861 # Don't create empty <span> elements.
1862 next if $end <= $begin;
1864 my $escaped = esc_html(substr($str, $begin, $end - $begin),
1865 %opts);
1867 $out .= esc_html(substr($str, $pos, $begin - $pos), %opts)
1868 if ($begin - $pos > 0);
1869 $out .= $cgi->span({-class => $css_class}, $escaped);
1871 $pos = $end;
1873 $out .= esc_html(substr($str, $pos), %opts)
1874 if ($pos < length($str));
1876 return $out;
1879 # return positions of beginning and end of each match
1880 sub matchpos_list {
1881 my ($str, $regexp) = @_;
1882 return unless (defined $str && defined $regexp);
1884 my @matches;
1885 while ($str =~ /$regexp/g) {
1886 push @matches, [$-[0], $+[0]];
1888 return @matches;
1891 # highlight match (if any), and escape HTML
1892 sub esc_html_match_hl {
1893 my ($str, $regexp) = @_;
1894 return esc_html($str) unless defined $regexp;
1896 my @matches = matchpos_list($str, $regexp);
1897 return esc_html($str) unless @matches;
1899 return esc_html_hl_regions($str, 'match', @matches);
1903 # highlight match (if any) of shortened string, and escape HTML
1904 sub esc_html_match_hl_chopped {
1905 my ($str, $chopped, $regexp) = @_;
1906 return esc_html_match_hl($str, $regexp) unless defined $chopped;
1908 my @matches = matchpos_list($str, $regexp);
1909 return esc_html($chopped) unless @matches;
1911 # filter matches so that we mark chopped string
1912 my $tail = "... "; # see chop_str
1913 unless ($chopped =~ s/\Q$tail\E$//) {
1914 $tail = '';
1916 my $chop_len = length($chopped);
1917 my $tail_len = length($tail);
1918 my @filtered;
1920 for my $m (@matches) {
1921 if ($m->[0] > $chop_len) {
1922 push @filtered, [ $chop_len, $chop_len + $tail_len ] if ($tail_len > 0);
1923 last;
1924 } elsif ($m->[1] > $chop_len) {
1925 push @filtered, [ $m->[0], $chop_len + $tail_len ];
1926 last;
1928 push @filtered, $m;
1931 return esc_html_hl_regions($chopped . $tail, 'match', @filtered);
1934 ## ----------------------------------------------------------------------
1935 ## functions returning short strings
1937 # CSS class for given age value (in seconds)
1938 sub age_class {
1939 my $age = shift;
1941 if (!defined $age) {
1942 return "noage";
1943 } elsif ($age < 60*60*2) {
1944 return "age0";
1945 } elsif ($age < 60*60*24*2) {
1946 return "age1";
1947 } else {
1948 return "age2";
1952 # convert age in seconds to "nn units ago" string
1953 sub age_string {
1954 my $age = shift;
1955 my $age_str;
1957 if ($age > 60*60*24*365*2) {
1958 $age_str = (int $age/60/60/24/365);
1959 $age_str .= " years ago";
1960 } elsif ($age > 60*60*24*(365/12)*2) {
1961 $age_str = int $age/60/60/24/(365/12);
1962 $age_str .= " months ago";
1963 } elsif ($age > 60*60*24*7*2) {
1964 $age_str = int $age/60/60/24/7;
1965 $age_str .= " weeks ago";
1966 } elsif ($age > 60*60*24*2) {
1967 $age_str = int $age/60/60/24;
1968 $age_str .= " days ago";
1969 } elsif ($age > 60*60*2) {
1970 $age_str = int $age/60/60;
1971 $age_str .= " hours ago";
1972 } elsif ($age > 60*2) {
1973 $age_str = int $age/60;
1974 $age_str .= " min ago";
1975 } elsif ($age > 2) {
1976 $age_str = int $age;
1977 $age_str .= " sec ago";
1978 } else {
1979 $age_str .= " right now";
1981 return $age_str;
1984 use constant {
1985 S_IFINVALID => 0030000,
1986 S_IFGITLINK => 0160000,
1989 # submodule/subproject, a commit object reference
1990 sub S_ISGITLINK {
1991 my $mode = shift;
1993 return (($mode & S_IFMT) == S_IFGITLINK)
1996 # convert file mode in octal to symbolic file mode string
1997 sub mode_str {
1998 my $mode = oct shift;
2000 if (S_ISGITLINK($mode)) {
2001 return 'm---------';
2002 } elsif (S_ISDIR($mode & S_IFMT)) {
2003 return 'drwxr-xr-x';
2004 } elsif (S_ISLNK($mode)) {
2005 return 'lrwxrwxrwx';
2006 } elsif (S_ISREG($mode)) {
2007 # git cares only about the executable bit
2008 if ($mode & S_IXUSR) {
2009 return '-rwxr-xr-x';
2010 } else {
2011 return '-rw-r--r--';
2013 } else {
2014 return '----------';
2018 # convert file mode in octal to file type string
2019 sub file_type {
2020 my $mode = shift;
2022 if ($mode !~ m/^[0-7]+$/) {
2023 return $mode;
2024 } else {
2025 $mode = oct $mode;
2028 if (S_ISGITLINK($mode)) {
2029 return "submodule";
2030 } elsif (S_ISDIR($mode & S_IFMT)) {
2031 return "directory";
2032 } elsif (S_ISLNK($mode)) {
2033 return "symlink";
2034 } elsif (S_ISREG($mode)) {
2035 return "file";
2036 } else {
2037 return "unknown";
2041 # convert file mode in octal to file type description string
2042 sub file_type_long {
2043 my $mode = shift;
2045 if ($mode !~ m/^[0-7]+$/) {
2046 return $mode;
2047 } else {
2048 $mode = oct $mode;
2051 if (S_ISGITLINK($mode)) {
2052 return "submodule";
2053 } elsif (S_ISDIR($mode & S_IFMT)) {
2054 return "directory";
2055 } elsif (S_ISLNK($mode)) {
2056 return "symlink";
2057 } elsif (S_ISREG($mode)) {
2058 if ($mode & S_IXUSR) {
2059 return "executable";
2060 } else {
2061 return "file";
2063 } else {
2064 return "unknown";
2069 ## ----------------------------------------------------------------------
2070 ## functions returning short HTML fragments, or transforming HTML fragments
2071 ## which don't belong to other sections
2073 # format line of commit message.
2074 sub format_log_line_html {
2075 my $line = shift;
2077 # Potentially abbreviated OID.
2078 my $regex = oid_nlen_regex("7,64");
2080 $line = esc_html($line, -nbsp=>1);
2081 $line =~ s{
2084 # The output of "git describe", e.g. v2.10.0-297-gf6727b0
2085 # or hadoop-20160921-113441-20-g094fb7d
2086 (?<!-) # see strbuf_check_tag_ref(). Tags can't start with -
2087 [A-Za-z0-9.-]+
2088 (?!\.) # refs can't end with ".", see check_refname_format()
2089 -g$regex
2091 # Just a normal looking Git SHA1
2092 $regex
2096 $cgi->a({-href => href(action=>"object", hash=>$1),
2097 -class => "text"}, $1);
2098 }egx;
2100 return $line;
2103 # format marker of refs pointing to given object
2105 # the destination action is chosen based on object type and current context:
2106 # - for annotated tags, we choose the tag view unless it's the current view
2107 # already, in which case we go to shortlog view
2108 # - for other refs, we keep the current view if we're in history, shortlog or
2109 # log view, and select shortlog otherwise
2110 sub format_ref_marker {
2111 my ($refs, $id) = @_;
2112 my $markers = '';
2114 if (defined $refs->{$id}) {
2115 foreach my $ref (@{$refs->{$id}}) {
2116 # this code exploits the fact that non-lightweight tags are the
2117 # only indirect objects, and that they are the only objects for which
2118 # we want to use tag instead of shortlog as action
2119 my ($type, $name) = qw();
2120 my $indirect = ($ref =~ s/\^\{\}$//);
2121 # e.g. tags/v2.6.11 or heads/next
2122 if ($ref =~ m!^(.*?)s?/(.*)$!) {
2123 $type = $1;
2124 $name = $2;
2125 } else {
2126 $type = "ref";
2127 $name = $ref;
2130 my $class = $type;
2131 $class .= " indirect" if $indirect;
2133 my $dest_action = "shortlog";
2135 if ($indirect) {
2136 $dest_action = "tag" unless $action eq "tag";
2137 } elsif ($action =~ /^(history|(short)?log)$/) {
2138 $dest_action = $action;
2141 my $dest = "";
2142 $dest .= "refs/" unless $ref =~ m!^refs/!;
2143 $dest .= $ref;
2145 my $link = $cgi->a({
2146 -href => href(
2147 action=>$dest_action,
2148 hash=>$dest
2149 )}, esc_html($name));
2151 $markers .= " <span class=\"".esc_attr($class)."\" title=\"".esc_attr($ref)."\">" .
2152 $link . "</span>";
2156 if ($markers) {
2157 return ' <span class="refs">'. $markers . '</span>';
2158 } else {
2159 return "";
2163 # format, perhaps shortened and with markers, title line
2164 sub format_subject_html {
2165 my ($long, $short, $href, $extra) = @_;
2166 $extra = '' unless defined($extra);
2168 if (length($short) < length($long)) {
2169 $long =~ s/[[:cntrl:]]/?/g;
2170 return $cgi->a({-href => $href, -class => "list subject",
2171 -title => to_utf8($long)},
2172 esc_html($short)) . $extra;
2173 } else {
2174 return $cgi->a({-href => $href, -class => "list subject"},
2175 esc_html($long)) . $extra;
2179 # Rather than recomputing the url for an email multiple times, we cache it
2180 # after the first hit. This gives a visible benefit in views where the avatar
2181 # for the same email is used repeatedly (e.g. shortlog).
2182 # The cache is shared by all avatar engines (currently gravatar only), which
2183 # are free to use it as preferred. Since only one avatar engine is used for any
2184 # given page, there's no risk for cache conflicts.
2185 our %avatar_cache = ();
2187 # Compute the picon url for a given email, by using the picon search service over at
2188 # http://www.cs.indiana.edu/picons/search.html
2189 sub picon_url {
2190 my $email = lc shift;
2191 if (!$avatar_cache{$email}) {
2192 my ($user, $domain) = split('@', $email);
2193 $avatar_cache{$email} =
2194 "//www.cs.indiana.edu/cgi-pub/kinzler/piconsearch.cgi/" .
2195 "$domain/$user/" .
2196 "users+domains+unknown/up/single";
2198 return $avatar_cache{$email};
2201 # Compute the gravatar url for a given email, if it's not in the cache already.
2202 # Gravatar stores only the part of the URL before the size, since that's the
2203 # one computationally more expensive. This also allows reuse of the cache for
2204 # different sizes (for this particular engine).
2205 sub gravatar_url {
2206 my $email = lc shift;
2207 my $size = shift;
2208 $avatar_cache{$email} ||=
2209 "//www.gravatar.com/avatar/" .
2210 md5_hex($email) . "?s=";
2211 return $avatar_cache{$email} . $size;
2214 # Insert an avatar for the given $email at the given $size if the feature
2215 # is enabled.
2216 sub git_get_avatar {
2217 my ($email, %opts) = @_;
2218 my $pre_white = ($opts{-pad_before} ? "&nbsp;" : "");
2219 my $post_white = ($opts{-pad_after} ? "&nbsp;" : "");
2220 $opts{-size} ||= 'default';
2221 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
2222 my $url = "";
2223 if ($git_avatar eq 'gravatar') {
2224 $url = gravatar_url($email, $size);
2225 } elsif ($git_avatar eq 'picon') {
2226 $url = picon_url($email);
2228 # Other providers can be added by extending the if chain, defining $url
2229 # as needed. If no variant puts something in $url, we assume avatars
2230 # are completely disabled/unavailable.
2231 if ($url) {
2232 return $pre_white .
2233 "<img width=\"$size\" " .
2234 "class=\"avatar\" " .
2235 "src=\"".esc_url($url)."\" " .
2236 "alt=\"\" " .
2237 "/>" . $post_white;
2238 } else {
2239 return "";
2243 sub format_search_author {
2244 my ($author, $searchtype, $displaytext) = @_;
2245 my $have_search = gitweb_check_feature('search');
2247 if ($have_search) {
2248 my $performed = "";
2249 if ($searchtype eq 'author') {
2250 $performed = "authored";
2251 } elsif ($searchtype eq 'committer') {
2252 $performed = "committed";
2255 return $cgi->a({-href => href(action=>"search", hash=>$hash,
2256 searchtext=>$author,
2257 searchtype=>$searchtype), class=>"list",
2258 title=>"Search for commits $performed by $author"},
2259 $displaytext);
2261 } else {
2262 return $displaytext;
2266 # format the author name of the given commit with the given tag
2267 # the author name is chopped and escaped according to the other
2268 # optional parameters (see chop_str).
2269 sub format_author_html {
2270 my $tag = shift;
2271 my $co = shift;
2272 my $author = chop_and_escape_str($co->{'author_name'}, @_);
2273 return "<$tag class=\"author\">" .
2274 format_search_author($co->{'author_name'}, "author",
2275 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
2276 $author) .
2277 "</$tag>";
2280 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
2281 sub format_git_diff_header_line {
2282 my $line = shift;
2283 my $diffinfo = shift;
2284 my ($from, $to) = @_;
2286 if ($diffinfo->{'nparents'}) {
2287 # combined diff
2288 $line =~ s!^(diff (.*?) )"?.*$!$1!;
2289 if ($to->{'href'}) {
2290 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2291 esc_path($to->{'file'}));
2292 } else { # file was deleted (no href)
2293 $line .= esc_path($to->{'file'});
2295 } else {
2296 # "ordinary" diff
2297 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
2298 if ($from->{'href'}) {
2299 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
2300 'a/' . esc_path($from->{'file'}));
2301 } else { # file was added (no href)
2302 $line .= 'a/' . esc_path($from->{'file'});
2304 $line .= ' ';
2305 if ($to->{'href'}) {
2306 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
2307 'b/' . esc_path($to->{'file'}));
2308 } else { # file was deleted
2309 $line .= 'b/' . esc_path($to->{'file'});
2313 return "<div class=\"diff header\">$line</div>\n";
2316 # format extended diff header line, before patch itself
2317 sub format_extended_diff_header_line {
2318 my $line = shift;
2319 my $diffinfo = shift;
2320 my ($from, $to) = @_;
2322 # match <path>
2323 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
2324 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2325 esc_path($from->{'file'}));
2327 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
2328 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2329 esc_path($to->{'file'}));
2331 # match single <mode>
2332 if ($line =~ m/\s(\d{6})$/) {
2333 $line .= '<span class="info"> (' .
2334 file_type_long($1) .
2335 ')</span>';
2337 # match <hash>
2338 if ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", ",") |
2339 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", ",")) {
2340 # can match only for combined diff
2341 $line = 'index ';
2342 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2343 if ($from->{'href'}[$i]) {
2344 $line .= $cgi->a({-href=>$from->{'href'}[$i],
2345 -class=>"hash"},
2346 substr($diffinfo->{'from_id'}[$i],0,7));
2347 } else {
2348 $line .= '0' x 7;
2350 # separator
2351 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
2353 $line .= '..';
2354 if ($to->{'href'}) {
2355 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2356 substr($diffinfo->{'to_id'},0,7));
2357 } else {
2358 $line .= '0' x 7;
2361 } elsif ($line =~ oid_nlen_prefix_infix_regex($sha1_len, "index ", "..") |
2362 $line =~ oid_nlen_prefix_infix_regex($sha256_len, "index ", "..")) {
2363 # can match only for ordinary diff
2364 my ($from_link, $to_link);
2365 if ($from->{'href'}) {
2366 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
2367 substr($diffinfo->{'from_id'},0,7));
2368 } else {
2369 $from_link = '0' x 7;
2371 if ($to->{'href'}) {
2372 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
2373 substr($diffinfo->{'to_id'},0,7));
2374 } else {
2375 $to_link = '0' x 7;
2377 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2378 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2381 return $line . "<br/>\n";
2384 # format from-file/to-file diff header
2385 sub format_diff_from_to_header {
2386 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
2387 my $line;
2388 my $result = '';
2390 $line = $from_line;
2391 #assert($line =~ m/^---/) if DEBUG;
2392 # no extra formatting for "^--- /dev/null"
2393 if (! $diffinfo->{'nparents'}) {
2394 # ordinary (single parent) diff
2395 if ($line =~ m!^--- "?a/!) {
2396 if ($from->{'href'}) {
2397 $line = '--- a/' .
2398 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
2399 esc_path($from->{'file'}));
2400 } else {
2401 $line = '--- a/' .
2402 esc_path($from->{'file'});
2405 $result .= qq!<div class="diff from_file">$line</div>\n!;
2407 } else {
2408 # combined diff (merge commit)
2409 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2410 if ($from->{'href'}[$i]) {
2411 $line = '--- ' .
2412 $cgi->a({-href=>href(action=>"blobdiff",
2413 hash_parent=>$diffinfo->{'from_id'}[$i],
2414 hash_parent_base=>$parents[$i],
2415 file_parent=>$from->{'file'}[$i],
2416 hash=>$diffinfo->{'to_id'},
2417 hash_base=>$hash,
2418 file_name=>$to->{'file'}),
2419 -class=>"path",
2420 -title=>"diff" . ($i+1)},
2421 $i+1) .
2422 '/' .
2423 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
2424 esc_path($from->{'file'}[$i]));
2425 } else {
2426 $line = '--- /dev/null';
2428 $result .= qq!<div class="diff from_file">$line</div>\n!;
2432 $line = $to_line;
2433 #assert($line =~ m/^\+\+\+/) if DEBUG;
2434 # no extra formatting for "^+++ /dev/null"
2435 if ($line =~ m!^\+\+\+ "?b/!) {
2436 if ($to->{'href'}) {
2437 $line = '+++ b/' .
2438 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
2439 esc_path($to->{'file'}));
2440 } else {
2441 $line = '+++ b/' .
2442 esc_path($to->{'file'});
2445 $result .= qq!<div class="diff to_file">$line</div>\n!;
2447 return $result;
2450 # create note for patch simplified by combined diff
2451 sub format_diff_cc_simplified {
2452 my ($diffinfo, @parents) = @_;
2453 my $result = '';
2455 $result .= "<div class=\"diff header\">" .
2456 "diff --cc ";
2457 if (!is_deleted($diffinfo)) {
2458 $result .= $cgi->a({-href => href(action=>"blob",
2459 hash_base=>$hash,
2460 hash=>$diffinfo->{'to_id'},
2461 file_name=>$diffinfo->{'to_file'}),
2462 -class => "path"},
2463 esc_path($diffinfo->{'to_file'}));
2464 } else {
2465 $result .= esc_path($diffinfo->{'to_file'});
2467 $result .= "</div>\n" . # class="diff header"
2468 "<div class=\"diff nodifferences\">" .
2469 "Simple merge" .
2470 "</div>\n"; # class="diff nodifferences"
2472 return $result;
2475 sub diff_line_class {
2476 my ($line, $from, $to) = @_;
2478 # ordinary diff
2479 my $num_sign = 1;
2480 # combined diff
2481 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
2482 $num_sign = scalar @{$from->{'href'}};
2485 my @diff_line_classifier = (
2486 { regexp => qr/^\@\@{$num_sign} /, class => "chunk_header"},
2487 { regexp => qr/^\\/, class => "incomplete" },
2488 { regexp => qr/^ {$num_sign}/, class => "ctx" },
2489 # classifier for context must come before classifier add/rem,
2490 # or we would have to use more complicated regexp, for example
2491 # qr/(?= {0,$m}\+)[+ ]{$num_sign}/, where $m = $num_sign - 1;
2492 { regexp => qr/^[+ ]{$num_sign}/, class => "add" },
2493 { regexp => qr/^[- ]{$num_sign}/, class => "rem" },
2495 for my $clsfy (@diff_line_classifier) {
2496 return $clsfy->{'class'}
2497 if ($line =~ $clsfy->{'regexp'});
2500 # fallback
2501 return "";
2504 # assumes that $from and $to are defined and correctly filled,
2505 # and that $line holds a line of chunk header for unified diff
2506 sub format_unidiff_chunk_header {
2507 my ($line, $from, $to) = @_;
2509 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
2510 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
2512 $from_lines = 0 unless defined $from_lines;
2513 $to_lines = 0 unless defined $to_lines;
2515 if ($from->{'href'}) {
2516 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
2517 -class=>"list"}, $from_text);
2519 if ($to->{'href'}) {
2520 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
2521 -class=>"list"}, $to_text);
2523 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
2524 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2525 return $line;
2528 # assumes that $from and $to are defined and correctly filled,
2529 # and that $line holds a line of chunk header for combined diff
2530 sub format_cc_diff_chunk_header {
2531 my ($line, $from, $to) = @_;
2533 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
2534 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
2536 @from_text = split(' ', $ranges);
2537 for (my $i = 0; $i < @from_text; ++$i) {
2538 ($from_start[$i], $from_nlines[$i]) =
2539 (split(',', substr($from_text[$i], 1)), 0);
2542 $to_text = pop @from_text;
2543 $to_start = pop @from_start;
2544 $to_nlines = pop @from_nlines;
2546 $line = "<span class=\"chunk_info\">$prefix ";
2547 for (my $i = 0; $i < @from_text; ++$i) {
2548 if ($from->{'href'}[$i]) {
2549 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
2550 -class=>"list"}, $from_text[$i]);
2551 } else {
2552 $line .= $from_text[$i];
2554 $line .= " ";
2556 if ($to->{'href'}) {
2557 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
2558 -class=>"list"}, $to_text);
2559 } else {
2560 $line .= $to_text;
2562 $line .= " $prefix</span>" .
2563 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
2564 return $line;
2567 # process patch (diff) line (not to be used for diff headers),
2568 # returning HTML-formatted (but not wrapped) line.
2569 # If the line is passed as a reference, it is treated as HTML and not
2570 # esc_html()'ed.
2571 sub format_diff_line {
2572 my ($line, $diff_class, $from, $to) = @_;
2574 if (ref($line)) {
2575 $line = $$line;
2576 } else {
2577 chomp $line;
2578 $line = untabify($line);
2580 if ($from && $to && $line =~ m/^\@{2} /) {
2581 $line = format_unidiff_chunk_header($line, $from, $to);
2582 } elsif ($from && $to && $line =~ m/^\@{3}/) {
2583 $line = format_cc_diff_chunk_header($line, $from, $to);
2584 } else {
2585 $line = esc_html($line, -nbsp=>1);
2589 my $diff_classes = "diff";
2590 $diff_classes .= " $diff_class" if ($diff_class);
2591 $line = "<div class=\"$diff_classes\">$line</div>\n";
2593 return $line;
2596 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
2597 # linked. Pass the hash of the tree/commit to snapshot.
2598 sub format_snapshot_links {
2599 my ($hash) = @_;
2600 my $num_fmts = @snapshot_fmts;
2601 if ($num_fmts > 1) {
2602 # A parenthesized list of links bearing format names.
2603 # e.g. "snapshot (_tar.gz_ _zip_)"
2604 return "snapshot (" . join(' ', map
2605 $cgi->a({
2606 -href => href(
2607 action=>"snapshot",
2608 hash=>$hash,
2609 snapshot_format=>$_
2611 }, $known_snapshot_formats{$_}{'display'})
2612 , @snapshot_fmts) . ")";
2613 } elsif ($num_fmts == 1) {
2614 # A single "snapshot" link whose tooltip bears the format name.
2615 # i.e. "_snapshot_"
2616 my ($fmt) = @snapshot_fmts;
2617 return
2618 $cgi->a({
2619 -href => href(
2620 action=>"snapshot",
2621 hash=>$hash,
2622 snapshot_format=>$fmt
2624 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
2625 }, "snapshot");
2626 } else { # $num_fmts == 0
2627 return undef;
2631 ## ......................................................................
2632 ## functions returning values to be passed, perhaps after some
2633 ## transformation, to other functions; e.g. returning arguments to href()
2635 # returns hash to be passed to href to generate gitweb URL
2636 # in -title key it returns description of link
2637 sub get_feed_info {
2638 my $format = shift || 'Atom';
2639 my %res = (action => lc($format));
2640 my $matched_ref = 0;
2642 # feed links are possible only for project views
2643 return unless (defined $project);
2644 # some views should link to OPML, or to generic project feed,
2645 # or don't have specific feed yet (so they should use generic)
2646 return if (!$action || $action =~ /^(?:tags|heads|forks|tag|search)$/x);
2648 my $branch = undef;
2649 # branches refs uses 'refs/' + $get_branch_refs()[x] + '/' prefix
2650 # (fullname) to differentiate from tag links; this also makes
2651 # possible to detect branch links
2652 for my $ref (get_branch_refs()) {
2653 if ((defined $hash_base && $hash_base =~ m!^refs/\Q$ref\E/(.*)$!) ||
2654 (defined $hash && $hash =~ m!^refs/\Q$ref\E/(.*)$!)) {
2655 $branch = $1;
2656 $matched_ref = $ref;
2657 last;
2660 # find log type for feed description (title)
2661 my $type = 'log';
2662 if (defined $file_name) {
2663 $type = "history of $file_name";
2664 $type .= "/" if ($action eq 'tree');
2665 $type .= " on '$branch'" if (defined $branch);
2666 } else {
2667 $type = "log of $branch" if (defined $branch);
2670 $res{-title} = $type;
2671 $res{'hash'} = (defined $branch ? "refs/$matched_ref/$branch" : undef);
2672 $res{'file_name'} = $file_name;
2674 return %res;
2677 ## ----------------------------------------------------------------------
2678 ## git utility subroutines, invoking git commands
2680 # returns path to the core git executable and the --git-dir parameter as list
2681 sub git_cmd {
2682 $number_of_git_cmds++;
2683 return $GIT, '--git-dir='.$git_dir;
2686 # quote the given arguments for passing them to the shell
2687 # quote_command("command", "arg 1", "arg with ' and ! characters")
2688 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
2689 # Try to avoid using this function wherever possible.
2690 sub quote_command {
2691 return join(' ',
2692 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
2695 # get HEAD ref of given project as hash
2696 sub git_get_head_hash {
2697 return git_get_full_hash(shift, 'HEAD');
2700 sub git_get_full_hash {
2701 return git_get_hash(@_);
2704 sub git_get_short_hash {
2705 return git_get_hash(@_, '--short=7');
2708 sub git_get_hash {
2709 my ($project, $hash, @options) = @_;
2710 my $o_git_dir = $git_dir;
2711 my $retval = undef;
2712 $git_dir = "$projectroot/$project";
2713 if (open my $fd, '-|', git_cmd(), 'rev-parse',
2714 '--verify', '-q', @options, $hash) {
2715 $retval = <$fd>;
2716 chomp $retval if defined $retval;
2717 close $fd;
2719 if (defined $o_git_dir) {
2720 $git_dir = $o_git_dir;
2722 return $retval;
2725 # get type of given object
2726 sub git_get_type {
2727 my $hash = shift;
2729 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
2730 my $type = <$fd>;
2731 close $fd or return;
2732 chomp $type;
2733 return $type;
2736 # repository configuration
2737 our $config_file = '';
2738 our %config;
2740 # store multiple values for single key as anonymous array reference
2741 # single values stored directly in the hash, not as [ <value> ]
2742 sub hash_set_multi {
2743 my ($hash, $key, $value) = @_;
2745 if (!exists $hash->{$key}) {
2746 $hash->{$key} = $value;
2747 } elsif (!ref $hash->{$key}) {
2748 $hash->{$key} = [ $hash->{$key}, $value ];
2749 } else {
2750 push @{$hash->{$key}}, $value;
2754 # return hash of git project configuration
2755 # optionally limited to some section, e.g. 'gitweb'
2756 sub git_parse_project_config {
2757 my $section_regexp = shift;
2758 my %config;
2760 local $/ = "\0";
2762 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
2763 or return;
2765 while (my $keyval = <$fh>) {
2766 chomp $keyval;
2767 my ($key, $value) = split(/\n/, $keyval, 2);
2769 hash_set_multi(\%config, $key, $value)
2770 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
2772 close $fh;
2774 return %config;
2777 # convert config value to boolean: 'true' or 'false'
2778 # no value, number > 0, 'true' and 'yes' values are true
2779 # rest of values are treated as false (never as error)
2780 sub config_to_bool {
2781 my $val = shift;
2783 return 1 if !defined $val; # section.key
2785 # strip leading and trailing whitespace
2786 $val =~ s/^\s+//;
2787 $val =~ s/\s+$//;
2789 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2790 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2793 # convert config value to simple decimal number
2794 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2795 # to be multiplied by 1024, 1048576, or 1073741824
2796 sub config_to_int {
2797 my $val = shift;
2799 # strip leading and trailing whitespace
2800 $val =~ s/^\s+//;
2801 $val =~ s/\s+$//;
2803 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2804 $unit = lc($unit);
2805 # unknown unit is treated as 1
2806 return $num * ($unit eq 'g' ? 1073741824 :
2807 $unit eq 'm' ? 1048576 :
2808 $unit eq 'k' ? 1024 : 1);
2810 return $val;
2813 # convert config value to array reference, if needed
2814 sub config_to_multi {
2815 my $val = shift;
2817 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2820 sub git_get_project_config {
2821 my ($key, $type) = @_;
2823 return unless defined $git_dir;
2825 # key sanity check
2826 return unless ($key);
2827 # only subsection, if exists, is case sensitive,
2828 # and not lowercased by 'git config -z -l'
2829 if (my ($hi, $mi, $lo) = ($key =~ /^([^.]*)\.(.*)\.([^.]*)$/)) {
2830 $lo =~ s/_//g;
2831 $key = join(".", lc($hi), $mi, lc($lo));
2832 return if ($lo =~ /\W/ || $hi =~ /\W/);
2833 } else {
2834 $key = lc($key);
2835 $key =~ s/_//g;
2836 return if ($key =~ /\W/);
2838 $key =~ s/^gitweb\.//;
2840 # type sanity check
2841 if (defined $type) {
2842 $type =~ s/^--//;
2843 $type = undef
2844 unless ($type eq 'bool' || $type eq 'int');
2847 # get config
2848 if (!defined $config_file ||
2849 $config_file ne "$git_dir/config") {
2850 %config = git_parse_project_config('gitweb');
2851 $config_file = "$git_dir/config";
2854 # check if config variable (key) exists
2855 return unless exists $config{"gitweb.$key"};
2857 # ensure given type
2858 if (!defined $type) {
2859 return $config{"gitweb.$key"};
2860 } elsif ($type eq 'bool') {
2861 # backward compatibility: 'git config --bool' returns true/false
2862 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2863 } elsif ($type eq 'int') {
2864 return config_to_int($config{"gitweb.$key"});
2866 return $config{"gitweb.$key"};
2869 # get hash of given path at given ref
2870 sub git_get_hash_by_path {
2871 my $base = shift;
2872 my $path = shift || return undef;
2873 my $type = shift;
2875 $path =~ s,/+$,,;
2877 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2878 or die_error(500, "Open git-ls-tree failed");
2879 my $line = <$fd>;
2880 close $fd or return undef;
2882 if (!defined $line) {
2883 # there is no tree or hash given by $path at $base
2884 return undef;
2887 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2888 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/;
2889 if (defined $type && $type ne $2) {
2890 # type doesn't match
2891 return undef;
2893 return $3;
2896 # get path of entry with given hash at given tree-ish (ref)
2897 # used to get 'from' filename for combined diff (merge commit) for renames
2898 sub git_get_path_by_hash {
2899 my $base = shift || return;
2900 my $hash = shift || return;
2902 local $/ = "\0";
2904 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2905 or return undef;
2906 while (my $line = <$fd>) {
2907 chomp $line;
2909 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2910 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2911 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2912 close $fd;
2913 return $1;
2916 close $fd;
2917 return undef;
2920 ## ......................................................................
2921 ## git utility functions, directly accessing git repository
2923 # get the value of config variable either from file named as the variable
2924 # itself in the repository ($GIT_DIR/$name file), or from gitweb.$name
2925 # configuration variable in the repository config file.
2926 sub git_get_file_or_project_config {
2927 my ($path, $name) = @_;
2929 $git_dir = "$projectroot/$path";
2930 open my $fd, '<', "$git_dir/$name"
2931 or return git_get_project_config($name);
2932 my $conf = <$fd>;
2933 close $fd;
2934 if (defined $conf) {
2935 chomp $conf;
2937 return $conf;
2940 sub git_get_project_description {
2941 my $path = shift;
2942 return git_get_file_or_project_config($path, 'description');
2945 sub git_get_project_category {
2946 my $path = shift;
2947 return git_get_file_or_project_config($path, 'category');
2951 # supported formats:
2952 # * $GIT_DIR/ctags/<tagname> file (in 'ctags' subdirectory)
2953 # - if its contents is a number, use it as tag weight,
2954 # - otherwise add a tag with weight 1
2955 # * $GIT_DIR/ctags file, each line is a tag (with weight 1)
2956 # the same value multiple times increases tag weight
2957 # * `gitweb.ctag' multi-valued repo config variable
2958 sub git_get_project_ctags {
2959 my $project = shift;
2960 my $ctags = {};
2962 $git_dir = "$projectroot/$project";
2963 if (opendir my $dh, "$git_dir/ctags") {
2964 my @files = grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh);
2965 foreach my $tagfile (@files) {
2966 open my $ct, '<', $tagfile
2967 or next;
2968 my $val = <$ct>;
2969 chomp $val if $val;
2970 close $ct;
2972 (my $ctag = $tagfile) =~ s#.*/##;
2973 if ($val =~ /^\d+$/) {
2974 $ctags->{$ctag} = $val;
2975 } else {
2976 $ctags->{$ctag} = 1;
2979 closedir $dh;
2981 } elsif (open my $fh, '<', "$git_dir/ctags") {
2982 while (my $line = <$fh>) {
2983 chomp $line;
2984 $ctags->{$line}++ if $line;
2986 close $fh;
2988 } else {
2989 my $taglist = config_to_multi(git_get_project_config('ctag'));
2990 foreach my $tag (@$taglist) {
2991 $ctags->{$tag}++;
2995 return $ctags;
2998 # return hash, where keys are content tags ('ctags'),
2999 # and values are sum of weights of given tag in every project
3000 sub git_gather_all_ctags {
3001 my $projects = shift;
3002 my $ctags = {};
3004 foreach my $p (@$projects) {
3005 foreach my $ct (keys %{$p->{'ctags'}}) {
3006 $ctags->{$ct} += $p->{'ctags'}->{$ct};
3010 return $ctags;
3013 sub git_populate_project_tagcloud {
3014 my $ctags = shift;
3016 # First, merge different-cased tags; tags vote on casing
3017 my %ctags_lc;
3018 foreach (keys %$ctags) {
3019 $ctags_lc{lc $_}->{count} += $ctags->{$_};
3020 if (not $ctags_lc{lc $_}->{topcount}
3021 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
3022 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
3023 $ctags_lc{lc $_}->{topname} = $_;
3027 my $cloud;
3028 my $matched = $input_params{'ctag'};
3029 if (eval { require HTML::TagCloud; 1; }) {
3030 $cloud = HTML::TagCloud->new;
3031 foreach my $ctag (sort keys %ctags_lc) {
3032 # Pad the title with spaces so that the cloud looks
3033 # less crammed.
3034 my $title = esc_html($ctags_lc{$ctag}->{topname});
3035 $title =~ s/ /&nbsp;/g;
3036 $title =~ s/^/&nbsp;/g;
3037 $title =~ s/$/&nbsp;/g;
3038 if (defined $matched && $matched eq $ctag) {
3039 $title = qq(<span class="match">$title</span>);
3041 $cloud->add($title, href(project=>undef, ctag=>$ctag),
3042 $ctags_lc{$ctag}->{count});
3044 } else {
3045 $cloud = {};
3046 foreach my $ctag (keys %ctags_lc) {
3047 my $title = esc_html($ctags_lc{$ctag}->{topname}, -nbsp=>1);
3048 if (defined $matched && $matched eq $ctag) {
3049 $title = qq(<span class="match">$title</span>);
3051 $cloud->{$ctag}{count} = $ctags_lc{$ctag}->{count};
3052 $cloud->{$ctag}{ctag} =
3053 $cgi->a({-href=>href(project=>undef, ctag=>$ctag)}, $title);
3056 return $cloud;
3059 sub git_show_project_tagcloud {
3060 my ($cloud, $count) = @_;
3061 if (ref $cloud eq 'HTML::TagCloud') {
3062 return $cloud->html_and_css($count);
3063 } else {
3064 my @tags = sort { $cloud->{$a}->{'count'} <=> $cloud->{$b}->{'count'} } keys %$cloud;
3065 return
3066 '<div id="htmltagcloud"'.($project ? '' : ' align="center"').'>' .
3067 join (', ', map {
3068 $cloud->{$_}->{'ctag'}
3069 } splice(@tags, 0, $count)) .
3070 '</div>';
3074 sub git_get_project_url_list {
3075 my $path = shift;
3077 $git_dir = "$projectroot/$path";
3078 open my $fd, '<', "$git_dir/cloneurl"
3079 or return wantarray ?
3080 @{ config_to_multi(git_get_project_config('url')) } :
3081 config_to_multi(git_get_project_config('url'));
3082 my @git_project_url_list = map { chomp; $_ } <$fd>;
3083 close $fd;
3085 return wantarray ? @git_project_url_list : \@git_project_url_list;
3088 sub git_get_projects_list {
3089 my $filter = shift || '';
3090 my $paranoid = shift;
3091 my @list;
3093 if (-d $projects_list) {
3094 # search in directory
3095 my $dir = $projects_list;
3096 # remove the trailing "/"
3097 $dir =~ s!/+$!!;
3098 my $pfxlen = length("$dir");
3099 my $pfxdepth = ($dir =~ tr!/!!);
3100 # when filtering, search only given subdirectory
3101 if ($filter && !$paranoid) {
3102 $dir .= "/$filter";
3103 $dir =~ s!/+$!!;
3106 File::Find::find({
3107 follow_fast => 1, # follow symbolic links
3108 follow_skip => 2, # ignore duplicates
3109 dangling_symlinks => 0, # ignore dangling symlinks, silently
3110 wanted => sub {
3111 # global variables
3112 our $project_maxdepth;
3113 our $projectroot;
3114 # skip project-list toplevel, if we get it.
3115 return if (m!^[/.]$!);
3116 # only directories can be git repositories
3117 return unless (-d $_);
3118 # need search permission
3119 return unless (-x $_);
3120 # don't traverse too deep (Find is super slow on os x)
3121 # $project_maxdepth excludes depth of $projectroot
3122 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
3123 $File::Find::prune = 1;
3124 return;
3127 my $path = substr($File::Find::name, $pfxlen + 1);
3128 # paranoidly only filter here
3129 if ($paranoid && $filter && $path !~ m!^\Q$filter\E/!) {
3130 next;
3132 # we check related file in $projectroot
3133 if (check_export_ok("$projectroot/$path")) {
3134 push @list, { path => $path };
3135 $File::Find::prune = 1;
3138 }, "$dir");
3140 } elsif (-f $projects_list) {
3141 # read from file(url-encoded):
3142 # 'git%2Fgit.git Linus+Torvalds'
3143 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
3144 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
3145 open my $fd, '<', $projects_list or return;
3146 PROJECT:
3147 while (my $line = <$fd>) {
3148 chomp $line;
3149 my ($path, $owner) = split ' ', $line;
3150 $path = unescape($path);
3151 $owner = unescape($owner);
3152 if (!defined $path) {
3153 next;
3155 # if $filter is rpovided, check if $path begins with $filter
3156 if ($filter && $path !~ m!^\Q$filter\E/!) {
3157 next;
3159 if (check_export_ok("$projectroot/$path")) {
3160 my $pr = {
3161 path => $path
3163 if ($owner) {
3164 $pr->{'owner'} = to_utf8($owner);
3166 push @list, $pr;
3169 close $fd;
3171 return @list;
3174 # written with help of Tree::Trie module (Perl Artistic License, GPL compatible)
3175 # as side effects it sets 'forks' field to list of forks for forked projects
3176 sub filter_forks_from_projects_list {
3177 my $projects = shift;
3179 my %trie; # prefix tree of directories (path components)
3180 # generate trie out of those directories that might contain forks
3181 foreach my $pr (@$projects) {
3182 my $path = $pr->{'path'};
3183 $path =~ s/\.git$//; # forks of 'repo.git' are in 'repo/' directory
3184 next if ($path =~ m!/$!); # skip non-bare repositories, e.g. 'repo/.git'
3185 next unless ($path); # skip '.git' repository: tests, git-instaweb
3186 next unless (-d "$projectroot/$path"); # containing directory exists
3187 $pr->{'forks'} = []; # there can be 0 or more forks of project
3189 # add to trie
3190 my @dirs = split('/', $path);
3191 # walk the trie, until either runs out of components or out of trie
3192 my $ref = \%trie;
3193 while (scalar @dirs &&
3194 exists($ref->{$dirs[0]})) {
3195 $ref = $ref->{shift @dirs};
3197 # create rest of trie structure from rest of components
3198 foreach my $dir (@dirs) {
3199 $ref = $ref->{$dir} = {};
3201 # create end marker, store $pr as a data
3202 $ref->{''} = $pr if (!exists $ref->{''});
3205 # filter out forks, by finding shortest prefix match for paths
3206 my @filtered;
3207 PROJECT:
3208 foreach my $pr (@$projects) {
3209 # trie lookup
3210 my $ref = \%trie;
3211 DIR:
3212 foreach my $dir (split('/', $pr->{'path'})) {
3213 if (exists $ref->{''}) {
3214 # found [shortest] prefix, is a fork - skip it
3215 push @{$ref->{''}{'forks'}}, $pr;
3216 next PROJECT;
3218 if (!exists $ref->{$dir}) {
3219 # not in trie, cannot have prefix, not a fork
3220 push @filtered, $pr;
3221 next PROJECT;
3223 # If the dir is there, we just walk one step down the trie.
3224 $ref = $ref->{$dir};
3226 # we ran out of trie
3227 # (shouldn't happen: it's either no match, or end marker)
3228 push @filtered, $pr;
3231 return @filtered;
3234 # note: fill_project_list_info must be run first,
3235 # for 'descr_long' and 'ctags' to be filled
3236 sub search_projects_list {
3237 my ($projlist, %opts) = @_;
3238 my $tagfilter = $opts{'tagfilter'};
3239 my $search_re = $opts{'search_regexp'};
3241 return @$projlist
3242 unless ($tagfilter || $search_re);
3244 # searching projects require filling to be run before it;
3245 fill_project_list_info($projlist,
3246 $tagfilter ? 'ctags' : (),
3247 $search_re ? ('path', 'descr') : ());
3248 my @projects;
3249 PROJECT:
3250 foreach my $pr (@$projlist) {
3252 if ($tagfilter) {
3253 next unless ref($pr->{'ctags'}) eq 'HASH';
3254 next unless
3255 grep { lc($_) eq lc($tagfilter) } keys %{$pr->{'ctags'}};
3258 if ($search_re) {
3259 next unless
3260 $pr->{'path'} =~ /$search_re/ ||
3261 $pr->{'descr_long'} =~ /$search_re/;
3264 push @projects, $pr;
3267 return @projects;
3270 our $gitweb_project_owner = undef;
3271 sub git_get_project_list_from_file {
3273 return if (defined $gitweb_project_owner);
3275 $gitweb_project_owner = {};
3276 # read from file (url-encoded):
3277 # 'git%2Fgit.git Linus+Torvalds'
3278 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
3279 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
3280 if (-f $projects_list) {
3281 open(my $fd, '<', $projects_list);
3282 while (my $line = <$fd>) {
3283 chomp $line;
3284 my ($pr, $ow) = split ' ', $line;
3285 $pr = unescape($pr);
3286 $ow = unescape($ow);
3287 $gitweb_project_owner->{$pr} = to_utf8($ow);
3289 close $fd;
3293 sub git_get_project_owner {
3294 my $project = shift;
3295 my $owner;
3297 return undef unless $project;
3298 $git_dir = "$projectroot/$project";
3300 if (!defined $gitweb_project_owner) {
3301 git_get_project_list_from_file();
3304 if (exists $gitweb_project_owner->{$project}) {
3305 $owner = $gitweb_project_owner->{$project};
3307 if (!defined $owner){
3308 $owner = git_get_project_config('owner');
3310 if (!defined $owner) {
3311 $owner = get_file_owner("$git_dir");
3314 return $owner;
3317 sub git_get_last_activity {
3318 my ($path) = @_;
3319 my $fd;
3321 $git_dir = "$projectroot/$path";
3322 open($fd, "-|", git_cmd(), 'for-each-ref',
3323 '--format=%(committer)',
3324 '--sort=-committerdate',
3325 '--count=1',
3326 map { "refs/$_" } get_branch_refs ()) or return;
3327 my $most_recent = <$fd>;
3328 close $fd or return;
3329 if (defined $most_recent &&
3330 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
3331 my $timestamp = $1;
3332 my $age = time - $timestamp;
3333 return ($age, age_string($age));
3335 return (undef, undef);
3338 # Implementation note: when a single remote is wanted, we cannot use 'git
3339 # remote show -n' because that command always work (assuming it's a remote URL
3340 # if it's not defined), and we cannot use 'git remote show' because that would
3341 # try to make a network roundtrip. So the only way to find if that particular
3342 # remote is defined is to walk the list provided by 'git remote -v' and stop if
3343 # and when we find what we want.
3344 sub git_get_remotes_list {
3345 my $wanted = shift;
3346 my %remotes = ();
3348 open my $fd, '-|' , git_cmd(), 'remote', '-v';
3349 return unless $fd;
3350 while (my $remote = <$fd>) {
3351 chomp $remote;
3352 $remote =~ s!\t(.*?)\s+\((\w+)\)$!!;
3353 next if $wanted and not $remote eq $wanted;
3354 my ($url, $key) = ($1, $2);
3356 $remotes{$remote} ||= { 'heads' => () };
3357 $remotes{$remote}{$key} = $url;
3359 close $fd or return;
3360 return wantarray ? %remotes : \%remotes;
3363 # Takes a hash of remotes as first parameter and fills it by adding the
3364 # available remote heads for each of the indicated remotes.
3365 sub fill_remote_heads {
3366 my $remotes = shift;
3367 my @heads = map { "remotes/$_" } keys %$remotes;
3368 my @remoteheads = git_get_heads_list(undef, @heads);
3369 foreach my $remote (keys %$remotes) {
3370 $remotes->{$remote}{'heads'} = [ grep {
3371 $_->{'name'} =~ s!^$remote/!!
3372 } @remoteheads ];
3376 sub git_get_references {
3377 my $type = shift || "";
3378 my %refs;
3379 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
3380 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
3381 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
3382 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
3383 or return;
3385 while (my $line = <$fd>) {
3386 chomp $line;
3387 if ($line =~ m!^($oid_regex)\srefs/($type.*)$!) {
3388 if (defined $refs{$1}) {
3389 push @{$refs{$1}}, $2;
3390 } else {
3391 $refs{$1} = [ $2 ];
3395 close $fd or return;
3396 return \%refs;
3399 sub git_get_rev_name_tags {
3400 my $hash = shift || return undef;
3402 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
3403 or return;
3404 my $name_rev = <$fd>;
3405 close $fd;
3407 if ($name_rev =~ m|^$hash tags/(.*)$|) {
3408 return $1;
3409 } else {
3410 # catches also '$hash undefined' output
3411 return undef;
3415 ## ----------------------------------------------------------------------
3416 ## parse to hash functions
3418 sub parse_date {
3419 my $epoch = shift;
3420 my $tz = shift || "-0000";
3422 my %date;
3423 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
3424 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
3425 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
3426 $date{'hour'} = $hour;
3427 $date{'minute'} = $min;
3428 $date{'mday'} = $mday;
3429 $date{'day'} = $days[$wday];
3430 $date{'month'} = $months[$mon];
3431 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
3432 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
3433 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
3434 $mday, $months[$mon], $hour ,$min;
3435 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
3436 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
3438 my ($tz_sign, $tz_hour, $tz_min) =
3439 ($tz =~ m/^([-+])(\d\d)(\d\d)$/);
3440 $tz_sign = ($tz_sign eq '-' ? -1 : +1);
3441 my $local = $epoch + $tz_sign*((($tz_hour*60) + $tz_min)*60);
3442 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
3443 $date{'hour_local'} = $hour;
3444 $date{'minute_local'} = $min;
3445 $date{'tz_local'} = $tz;
3446 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
3447 1900+$year, $mon+1, $mday,
3448 $hour, $min, $sec, $tz);
3449 return %date;
3452 sub parse_tag {
3453 my $tag_id = shift;
3454 my %tag;
3455 my @comment;
3457 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
3458 $tag{'id'} = $tag_id;
3459 while (my $line = <$fd>) {
3460 chomp $line;
3461 if ($line =~ m/^object ($oid_regex)$/) {
3462 $tag{'object'} = $1;
3463 } elsif ($line =~ m/^type (.+)$/) {
3464 $tag{'type'} = $1;
3465 } elsif ($line =~ m/^tag (.+)$/) {
3466 $tag{'name'} = $1;
3467 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
3468 $tag{'author'} = $1;
3469 $tag{'author_epoch'} = $2;
3470 $tag{'author_tz'} = $3;
3471 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3472 $tag{'author_name'} = $1;
3473 $tag{'author_email'} = $2;
3474 } else {
3475 $tag{'author_name'} = $tag{'author'};
3477 } elsif ($line =~ m/--BEGIN/) {
3478 push @comment, $line;
3479 last;
3480 } elsif ($line eq "") {
3481 last;
3484 push @comment, <$fd>;
3485 $tag{'comment'} = \@comment;
3486 close $fd or return;
3487 if (!defined $tag{'name'}) {
3488 return
3490 return %tag
3493 sub parse_commit_text {
3494 my ($commit_text, $withparents) = @_;
3495 my @commit_lines = split '\n', $commit_text;
3496 my %co;
3498 pop @commit_lines; # Remove '\0'
3500 if (! @commit_lines) {
3501 return;
3504 my $header = shift @commit_lines;
3505 if ($header !~ m/^$oid_regex/) {
3506 return;
3508 ($co{'id'}, my @parents) = split ' ', $header;
3509 while (my $line = shift @commit_lines) {
3510 last if $line eq "\n";
3511 if ($line =~ m/^tree ($oid_regex)$/) {
3512 $co{'tree'} = $1;
3513 } elsif ((!defined $withparents) && ($line =~ m/^parent ($oid_regex)$/)) {
3514 push @parents, $1;
3515 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
3516 $co{'author'} = to_utf8($1);
3517 $co{'author_epoch'} = $2;
3518 $co{'author_tz'} = $3;
3519 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
3520 $co{'author_name'} = $1;
3521 $co{'author_email'} = $2;
3522 } else {
3523 $co{'author_name'} = $co{'author'};
3525 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
3526 $co{'committer'} = to_utf8($1);
3527 $co{'committer_epoch'} = $2;
3528 $co{'committer_tz'} = $3;
3529 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
3530 $co{'committer_name'} = $1;
3531 $co{'committer_email'} = $2;
3532 } else {
3533 $co{'committer_name'} = $co{'committer'};
3537 if (!defined $co{'tree'}) {
3538 return;
3540 $co{'parents'} = \@parents;
3541 $co{'parent'} = $parents[0];
3543 foreach my $title (@commit_lines) {
3544 $title =~ s/^ //;
3545 if ($title ne "") {
3546 $co{'title'} = chop_str($title, 80, 5);
3547 # remove leading stuff of merges to make the interesting part visible
3548 if (length($title) > 50) {
3549 $title =~ s/^Automatic //;
3550 $title =~ s/^merge (of|with) /Merge ... /i;
3551 if (length($title) > 50) {
3552 $title =~ s/(http|rsync):\/\///;
3554 if (length($title) > 50) {
3555 $title =~ s/(master|www|rsync)\.//;
3557 if (length($title) > 50) {
3558 $title =~ s/kernel.org:?//;
3560 if (length($title) > 50) {
3561 $title =~ s/\/pub\/scm//;
3564 $co{'title_short'} = chop_str($title, 50, 5);
3565 last;
3568 if (! defined $co{'title'} || $co{'title'} eq "") {
3569 $co{'title'} = $co{'title_short'} = '(no commit message)';
3571 # remove added spaces
3572 foreach my $line (@commit_lines) {
3573 $line =~ s/^ //;
3575 $co{'comment'} = \@commit_lines;
3577 my $age = time - $co{'committer_epoch'};
3578 $co{'age'} = $age;
3579 $co{'age_string'} = age_string($age);
3580 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
3581 if ($age > 60*60*24*7*2) {
3582 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3583 $co{'age_string_age'} = $co{'age_string'};
3584 } else {
3585 $co{'age_string_date'} = $co{'age_string'};
3586 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
3588 return %co;
3591 sub parse_commit {
3592 my ($commit_id) = @_;
3593 my %co;
3595 local $/ = "\0";
3597 open my $fd, "-|", git_cmd(), "rev-list",
3598 "--parents",
3599 "--header",
3600 "--max-count=1",
3601 $commit_id,
3602 "--",
3603 or die_error(500, "Open git-rev-list failed");
3604 %co = parse_commit_text(<$fd>, 1);
3605 close $fd;
3607 return %co;
3610 sub parse_commits {
3611 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
3612 my @cos;
3614 $maxcount ||= 1;
3615 $skip ||= 0;
3617 local $/ = "\0";
3619 open my $fd, "-|", git_cmd(), "rev-list",
3620 "--header",
3621 @args,
3622 ("--max-count=" . $maxcount),
3623 ("--skip=" . $skip),
3624 @extra_options,
3625 $commit_id,
3626 "--",
3627 ($filename ? ($filename) : ())
3628 or die_error(500, "Open git-rev-list failed");
3629 while (my $line = <$fd>) {
3630 my %co = parse_commit_text($line);
3631 push @cos, \%co;
3633 close $fd;
3635 return wantarray ? @cos : \@cos;
3638 # parse line of git-diff-tree "raw" output
3639 sub parse_difftree_raw_line {
3640 my $line = shift;
3641 my %res;
3643 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
3644 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
3645 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ($oid_regex) ($oid_regex) (.)([0-9]{0,3})\t(.*)$/) {
3646 $res{'from_mode'} = $1;
3647 $res{'to_mode'} = $2;
3648 $res{'from_id'} = $3;
3649 $res{'to_id'} = $4;
3650 $res{'status'} = $5;
3651 $res{'similarity'} = $6;
3652 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
3653 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
3654 } else {
3655 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
3658 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
3659 # combined diff (for merge commit)
3660 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:$oid_regex )+)([a-zA-Z]+)\t(.*)$//) {
3661 $res{'nparents'} = length($1);
3662 $res{'from_mode'} = [ split(' ', $2) ];
3663 $res{'to_mode'} = pop @{$res{'from_mode'}};
3664 $res{'from_id'} = [ split(' ', $3) ];
3665 $res{'to_id'} = pop @{$res{'from_id'}};
3666 $res{'status'} = [ split('', $4) ];
3667 $res{'to_file'} = unquote($5);
3669 # 'c512b523472485aef4fff9e57b229d9d243c967f'
3670 elsif ($line =~ m/^($oid_regex)$/) {
3671 $res{'commit'} = $1;
3674 return wantarray ? %res : \%res;
3677 # wrapper: return parsed line of git-diff-tree "raw" output
3678 # (the argument might be raw line, or parsed info)
3679 sub parsed_difftree_line {
3680 my $line_or_ref = shift;
3682 if (ref($line_or_ref) eq "HASH") {
3683 # pre-parsed (or generated by hand)
3684 return $line_or_ref;
3685 } else {
3686 return parse_difftree_raw_line($line_or_ref);
3690 # parse line of git-ls-tree output
3691 sub parse_ls_tree_line {
3692 my $line = shift;
3693 my %opts = @_;
3694 my %res;
3696 if ($opts{'-l'}) {
3697 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa 16717 panic.c'
3698 $line =~ m/^([0-9]+) (.+) ($oid_regex) +(-|[0-9]+)\t(.+)$/s;
3700 $res{'mode'} = $1;
3701 $res{'type'} = $2;
3702 $res{'hash'} = $3;
3703 $res{'size'} = $4;
3704 if ($opts{'-z'}) {
3705 $res{'name'} = $5;
3706 } else {
3707 $res{'name'} = unquote($5);
3709 } else {
3710 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3711 $line =~ m/^([0-9]+) (.+) ($oid_regex)\t(.+)$/s;
3713 $res{'mode'} = $1;
3714 $res{'type'} = $2;
3715 $res{'hash'} = $3;
3716 if ($opts{'-z'}) {
3717 $res{'name'} = $4;
3718 } else {
3719 $res{'name'} = unquote($4);
3723 return wantarray ? %res : \%res;
3726 # generates _two_ hashes, references to which are passed as 2 and 3 argument
3727 sub parse_from_to_diffinfo {
3728 my ($diffinfo, $from, $to, @parents) = @_;
3730 if ($diffinfo->{'nparents'}) {
3731 # combined diff
3732 $from->{'file'} = [];
3733 $from->{'href'} = [];
3734 fill_from_file_info($diffinfo, @parents)
3735 unless exists $diffinfo->{'from_file'};
3736 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
3737 $from->{'file'}[$i] =
3738 defined $diffinfo->{'from_file'}[$i] ?
3739 $diffinfo->{'from_file'}[$i] :
3740 $diffinfo->{'to_file'};
3741 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
3742 $from->{'href'}[$i] = href(action=>"blob",
3743 hash_base=>$parents[$i],
3744 hash=>$diffinfo->{'from_id'}[$i],
3745 file_name=>$from->{'file'}[$i]);
3746 } else {
3747 $from->{'href'}[$i] = undef;
3750 } else {
3751 # ordinary (not combined) diff
3752 $from->{'file'} = $diffinfo->{'from_file'};
3753 if ($diffinfo->{'status'} ne "A") { # not new (added) file
3754 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
3755 hash=>$diffinfo->{'from_id'},
3756 file_name=>$from->{'file'});
3757 } else {
3758 delete $from->{'href'};
3762 $to->{'file'} = $diffinfo->{'to_file'};
3763 if (!is_deleted($diffinfo)) { # file exists in result
3764 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
3765 hash=>$diffinfo->{'to_id'},
3766 file_name=>$to->{'file'});
3767 } else {
3768 delete $to->{'href'};
3772 ## ......................................................................
3773 ## parse to array of hashes functions
3775 sub git_get_heads_list {
3776 my ($limit, @classes) = @_;
3777 @classes = get_branch_refs() unless @classes;
3778 my @patterns = map { "refs/$_" } @classes;
3779 my @headslist;
3781 open my $fd, '-|', git_cmd(), 'for-each-ref',
3782 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
3783 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
3784 @patterns
3785 or return;
3786 while (my $line = <$fd>) {
3787 my %ref_item;
3789 chomp $line;
3790 my ($refinfo, $committerinfo) = split(/\0/, $line);
3791 my ($hash, $name, $title) = split(' ', $refinfo, 3);
3792 my ($committer, $epoch, $tz) =
3793 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
3794 $ref_item{'fullname'} = $name;
3795 my $strip_refs = join '|', map { quotemeta } get_branch_refs();
3796 $name =~ s!^refs/($strip_refs|remotes)/!!;
3797 $ref_item{'name'} = $name;
3798 # for refs neither in 'heads' nor 'remotes' we want to
3799 # show their ref dir
3800 my $ref_dir = (defined $1) ? $1 : '';
3801 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') {
3802 $ref_item{'name'} .= ' (' . $ref_dir . ')';
3805 $ref_item{'id'} = $hash;
3806 $ref_item{'title'} = $title || '(no commit message)';
3807 $ref_item{'epoch'} = $epoch;
3808 if ($epoch) {
3809 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3810 } else {
3811 $ref_item{'age'} = "unknown";
3814 push @headslist, \%ref_item;
3816 close $fd;
3818 return wantarray ? @headslist : \@headslist;
3821 sub git_get_tags_list {
3822 my $limit = shift;
3823 my @tagslist;
3825 open my $fd, '-|', git_cmd(), 'for-each-ref',
3826 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
3827 '--format=%(objectname) %(objecttype) %(refname) '.
3828 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
3829 'refs/tags'
3830 or return;
3831 while (my $line = <$fd>) {
3832 my %ref_item;
3834 chomp $line;
3835 my ($refinfo, $creatorinfo) = split(/\0/, $line);
3836 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
3837 my ($creator, $epoch, $tz) =
3838 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
3839 $ref_item{'fullname'} = $name;
3840 $name =~ s!^refs/tags/!!;
3842 $ref_item{'type'} = $type;
3843 $ref_item{'id'} = $id;
3844 $ref_item{'name'} = $name;
3845 if ($type eq "tag") {
3846 $ref_item{'subject'} = $title;
3847 $ref_item{'reftype'} = $reftype;
3848 $ref_item{'refid'} = $refid;
3849 } else {
3850 $ref_item{'reftype'} = $type;
3851 $ref_item{'refid'} = $id;
3854 if ($type eq "tag" || $type eq "commit") {
3855 $ref_item{'epoch'} = $epoch;
3856 if ($epoch) {
3857 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
3858 } else {
3859 $ref_item{'age'} = "unknown";
3863 push @tagslist, \%ref_item;
3865 close $fd;
3867 return wantarray ? @tagslist : \@tagslist;
3870 ## ----------------------------------------------------------------------
3871 ## filesystem-related functions
3873 sub get_file_owner {
3874 my $path = shift;
3876 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
3877 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
3878 if (!defined $gcos) {
3879 return undef;
3881 my $owner = $gcos;
3882 $owner =~ s/[,;].*$//;
3883 return to_utf8($owner);
3886 # assume that file exists
3887 sub insert_file {
3888 my $filename = shift;
3890 open my $fd, '<', $filename;
3891 print map { to_utf8($_) } <$fd>;
3892 close $fd;
3895 ## ......................................................................
3896 ## mimetype related functions
3898 sub mimetype_guess_file {
3899 my $filename = shift;
3900 my $mimemap = shift;
3901 -r $mimemap or return undef;
3903 my %mimemap;
3904 open(my $mh, '<', $mimemap) or return undef;
3905 while (<$mh>) {
3906 next if m/^#/; # skip comments
3907 my ($mimetype, @exts) = split(/\s+/);
3908 foreach my $ext (@exts) {
3909 $mimemap{$ext} = $mimetype;
3912 close($mh);
3914 $filename =~ /\.([^.]*)$/;
3915 return $mimemap{$1};
3918 sub mimetype_guess {
3919 my $filename = shift;
3920 my $mime;
3921 $filename =~ /\./ or return undef;
3923 if ($mimetypes_file) {
3924 my $file = $mimetypes_file;
3925 if ($file !~ m!^/!) { # if it is relative path
3926 # it is relative to project
3927 $file = "$projectroot/$project/$file";
3929 $mime = mimetype_guess_file($filename, $file);
3931 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
3932 return $mime;
3935 sub blob_mimetype {
3936 my $fd = shift;
3937 my $filename = shift;
3939 if ($filename) {
3940 my $mime = mimetype_guess($filename);
3941 $mime and return $mime;
3944 # just in case
3945 return $default_blob_plain_mimetype unless $fd;
3947 if (-T $fd) {
3948 return 'text/plain';
3949 } elsif (! $filename) {
3950 return 'application/octet-stream';
3951 } elsif ($filename =~ m/\.png$/i) {
3952 return 'image/png';
3953 } elsif ($filename =~ m/\.gif$/i) {
3954 return 'image/gif';
3955 } elsif ($filename =~ m/\.jpe?g$/i) {
3956 return 'image/jpeg';
3957 } else {
3958 return 'application/octet-stream';
3962 sub blob_contenttype {
3963 my ($fd, $file_name, $type) = @_;
3965 $type ||= blob_mimetype($fd, $file_name);
3966 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
3967 $type .= "; charset=$default_text_plain_charset";
3970 return $type;
3973 # guess file syntax for syntax highlighting; return undef if no highlighting
3974 # the name of syntax can (in the future) depend on syntax highlighter used
3975 sub guess_file_syntax {
3976 my ($highlight, $file_name) = @_;
3977 return undef unless ($highlight && defined $file_name);
3978 my $basename = basename($file_name, '.in');
3979 return $highlight_basename{$basename}
3980 if exists $highlight_basename{$basename};
3982 $basename =~ /\.([^.]*)$/;
3983 my $ext = $1 or return undef;
3984 return $highlight_ext{$ext}
3985 if exists $highlight_ext{$ext};
3987 return undef;
3990 # run highlighter and return FD of its output,
3991 # or return original FD if no highlighting
3992 sub run_highlighter {
3993 my ($fd, $highlight, $syntax) = @_;
3994 return $fd unless ($highlight);
3996 close $fd;
3997 my $syntax_arg = (defined $syntax) ? "--syntax $syntax" : "--force";
3998 open $fd, quote_command(git_cmd(), "cat-file", "blob", $hash)." | ".
3999 quote_command($^X, '-CO', '-MEncode=decode,FB_DEFAULT', '-pse',
4000 '$_ = decode($fe, $_, FB_DEFAULT) if !utf8::decode($_);',
4001 '--', "-fe=$fallback_encoding")." | ".
4002 quote_command($highlight_bin).
4003 " --replace-tabs=8 --fragment $syntax_arg |"
4004 or die_error(500, "Couldn't open file or run syntax highlighter");
4005 return $fd;
4008 ## ======================================================================
4009 ## functions printing HTML: header, footer, error page
4011 sub get_page_title {
4012 my $title = to_utf8($site_name);
4014 unless (defined $project) {
4015 if (defined $project_filter) {
4016 $title .= " - projects in '" . esc_path($project_filter) . "'";
4018 return $title;
4020 $title .= " - " . to_utf8($project);
4022 return $title unless (defined $action);
4023 $title .= "/$action"; # $action is US-ASCII (7bit ASCII)
4025 return $title unless (defined $file_name);
4026 $title .= " - " . esc_path($file_name);
4027 if ($action eq "tree" && $file_name !~ m|/$|) {
4028 $title .= "/";
4031 return $title;
4034 sub get_content_type_html {
4035 # require explicit support from the UA if we are to send the page as
4036 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
4037 # we have to do this because MSIE sometimes globs '*/*', pretending to
4038 # support xhtml+xml but choking when it gets what it asked for.
4039 if (defined $cgi->http('HTTP_ACCEPT') &&
4040 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
4041 $cgi->Accept('application/xhtml+xml') != 0) {
4042 return 'application/xhtml+xml';
4043 } else {
4044 return 'text/html';
4048 sub print_feed_meta {
4049 if (defined $project) {
4050 my %href_params = get_feed_info();
4051 if (!exists $href_params{'-title'}) {
4052 $href_params{'-title'} = 'log';
4055 foreach my $format (qw(RSS Atom)) {
4056 my $type = lc($format);
4057 my %link_attr = (
4058 '-rel' => 'alternate',
4059 '-title' => esc_attr("$project - $href_params{'-title'} - $format feed"),
4060 '-type' => "application/$type+xml"
4063 $href_params{'extra_options'} = undef;
4064 $href_params{'action'} = $type;
4065 $link_attr{'-href'} = esc_attr(href(%href_params));
4066 print "<link ".
4067 "rel=\"$link_attr{'-rel'}\" ".
4068 "title=\"$link_attr{'-title'}\" ".
4069 "href=\"$link_attr{'-href'}\" ".
4070 "type=\"$link_attr{'-type'}\" ".
4071 "/>\n";
4073 $href_params{'extra_options'} = '--no-merges';
4074 $link_attr{'-href'} = esc_attr(href(%href_params));
4075 $link_attr{'-title'} .= ' (no merges)';
4076 print "<link ".
4077 "rel=\"$link_attr{'-rel'}\" ".
4078 "title=\"$link_attr{'-title'}\" ".
4079 "href=\"$link_attr{'-href'}\" ".
4080 "type=\"$link_attr{'-type'}\" ".
4081 "/>\n";
4084 } else {
4085 printf('<link rel="alternate" title="%s projects list" '.
4086 'href="%s" type="text/plain; charset=utf-8" />'."\n",
4087 esc_attr($site_name),
4088 esc_attr(href(project=>undef, action=>"project_index")));
4089 printf('<link rel="alternate" title="%s projects feeds" '.
4090 'href="%s" type="text/x-opml" />'."\n",
4091 esc_attr($site_name),
4092 esc_attr(href(project=>undef, action=>"opml")));
4096 sub print_header_links {
4097 my $status = shift;
4099 # print out each stylesheet that exist, providing backwards capability
4100 # for those people who defined $stylesheet in a config file
4101 if (defined $stylesheet) {
4102 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
4103 } else {
4104 foreach my $stylesheet (@stylesheets) {
4105 next unless $stylesheet;
4106 print '<link rel="stylesheet" type="text/css" href="'.esc_url($stylesheet).'"/>'."\n";
4109 print_feed_meta()
4110 if ($status eq '200 OK');
4111 if (defined $favicon) {
4112 print qq(<link rel="shortcut icon" href=").esc_url($favicon).qq(" type="image/png" />\n);
4116 sub print_nav_breadcrumbs_path {
4117 my $dirprefix = undef;
4118 while (my $part = shift) {
4119 $dirprefix .= "/" if defined $dirprefix;
4120 $dirprefix .= $part;
4121 print $cgi->a({-href => href(project => undef,
4122 project_filter => $dirprefix,
4123 action => "project_list")},
4124 esc_html($part)) . " / ";
4128 sub print_nav_breadcrumbs {
4129 my %opts = @_;
4131 for my $crumb (@extra_breadcrumbs, [ $home_link_str => $home_link ]) {
4132 print $cgi->a({-href => esc_url($crumb->[1])}, $crumb->[0]) . " / ";
4134 if (defined $project) {
4135 my @dirname = split '/', $project;
4136 my $projectbasename = pop @dirname;
4137 print_nav_breadcrumbs_path(@dirname);
4138 print $cgi->a({-href => href(action=>"summary")}, esc_html($projectbasename));
4139 if (defined $action) {
4140 my $action_print = $action ;
4141 if (defined $opts{-action_extra}) {
4142 $action_print = $cgi->a({-href => href(action=>$action)},
4143 $action);
4145 print " / $action_print";
4147 if (defined $opts{-action_extra}) {
4148 print " / $opts{-action_extra}";
4150 print "\n";
4151 } elsif (defined $project_filter) {
4152 print_nav_breadcrumbs_path(split '/', $project_filter);
4156 sub print_search_form {
4157 if (!defined $searchtext) {
4158 $searchtext = "";
4160 my $search_hash;
4161 if (defined $hash_base) {
4162 $search_hash = $hash_base;
4163 } elsif (defined $hash) {
4164 $search_hash = $hash;
4165 } else {
4166 $search_hash = "HEAD";
4168 my $action = $my_uri;
4169 my $use_pathinfo = gitweb_check_feature('pathinfo');
4170 if ($use_pathinfo) {
4171 $action .= "/".esc_url($project);
4173 print $cgi->start_form(-method => "get", -action => $action) .
4174 "<div class=\"search\">\n" .
4175 (!$use_pathinfo &&
4176 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
4177 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
4178 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
4179 $cgi->popup_menu(-name => 'st', -default => 'commit',
4180 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
4181 " " . $cgi->a({-href => href(action=>"search_help"),
4182 -title => "search help" }, "?") . " search:\n",
4183 $cgi->textfield(-name => "s", -value => $searchtext, -override => 1) . "\n" .
4184 "<span title=\"Extended regular expression\">" .
4185 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
4186 -checked => $search_use_regexp) .
4187 "</span>" .
4188 "</div>" .
4189 $cgi->end_form() . "\n";
4192 sub git_header_html {
4193 my $status = shift || "200 OK";
4194 my $expires = shift;
4195 my %opts = @_;
4197 my $title = get_page_title();
4198 my $content_type = get_content_type_html();
4199 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
4200 -status=> $status, -expires => $expires)
4201 unless ($opts{'-no_http_header'});
4202 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
4203 print <<EOF;
4204 <?xml version="1.0" encoding="utf-8"?>
4205 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
4206 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
4207 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
4208 <!-- git core binaries version $git_version -->
4209 <head>
4210 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
4211 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
4212 <meta name="robots" content="index, nofollow"/>
4213 <title>$title</title>
4215 # the stylesheet, favicon etc urls won't work correctly with path_info
4216 # unless we set the appropriate base URL
4217 if ($ENV{'PATH_INFO'}) {
4218 print "<base href=\"".esc_url($base_url)."\" />\n";
4220 print_header_links($status);
4222 if (defined $site_html_head_string) {
4223 print to_utf8($site_html_head_string);
4226 print "</head>\n" .
4227 "<body>\n";
4229 if (defined $site_header && -f $site_header) {
4230 insert_file($site_header);
4233 print "<div class=\"page_header\">\n";
4234 if (defined $logo) {
4235 print $cgi->a({-href => esc_url($logo_url),
4236 -title => $logo_label},
4237 $cgi->img({-src => esc_url($logo),
4238 -width => 72, -height => 27,
4239 -alt => "git",
4240 -class => "logo"}));
4242 print_nav_breadcrumbs(%opts);
4243 print "</div>\n";
4245 my $have_search = gitweb_check_feature('search');
4246 if (defined $project && $have_search) {
4247 print_search_form();
4251 sub git_footer_html {
4252 my $feed_class = 'rss_logo';
4254 print "<div class=\"page_footer\">\n";
4255 if (defined $project) {
4256 my $descr = git_get_project_description($project);
4257 if (defined $descr) {
4258 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
4261 my %href_params = get_feed_info();
4262 if (!%href_params) {
4263 $feed_class .= ' generic';
4265 $href_params{'-title'} ||= 'log';
4267 foreach my $format (qw(RSS Atom)) {
4268 $href_params{'action'} = lc($format);
4269 print $cgi->a({-href => href(%href_params),
4270 -title => "$href_params{'-title'} $format feed",
4271 -class => $feed_class}, $format)."\n";
4274 } else {
4275 print $cgi->a({-href => href(project=>undef, action=>"opml",
4276 project_filter => $project_filter),
4277 -class => $feed_class}, "OPML") . " ";
4278 print $cgi->a({-href => href(project=>undef, action=>"project_index",
4279 project_filter => $project_filter),
4280 -class => $feed_class}, "TXT") . "\n";
4282 print "</div>\n"; # class="page_footer"
4284 if (defined $t0 && gitweb_check_feature('timed')) {
4285 print "<div id=\"generating_info\">\n";
4286 print 'This page took '.
4287 '<span id="generating_time" class="time_span">'.
4288 tv_interval($t0, [ gettimeofday() ]).
4289 ' seconds </span>'.
4290 ' and '.
4291 '<span id="generating_cmd">'.
4292 $number_of_git_cmds.
4293 '</span> git commands '.
4294 " to generate.\n";
4295 print "</div>\n"; # class="page_footer"
4298 if (defined $site_footer && -f $site_footer) {
4299 insert_file($site_footer);
4302 print qq!<script type="text/javascript" src="!.esc_url($javascript).qq!"></script>\n!;
4303 if (defined $action &&
4304 $action eq 'blame_incremental') {
4305 print qq!<script type="text/javascript">\n!.
4306 qq!startBlame("!. esc_attr(href(action=>"blame_data", -replay=>1)) .qq!",\n!.
4307 qq! "!. esc_attr(href()) .qq!");\n!.
4308 qq!</script>\n!;
4309 } else {
4310 my ($jstimezone, $tz_cookie, $datetime_class) =
4311 gitweb_get_feature('javascript-timezone');
4313 print qq!<script type="text/javascript">\n!.
4314 qq!window.onload = function () {\n!;
4315 if (gitweb_check_feature('javascript-actions')) {
4316 print qq! fixLinks();\n!;
4318 if ($jstimezone && $tz_cookie && $datetime_class) {
4319 print qq! var tz_cookie = { name: '$tz_cookie', expires: 14, path: '/' };\n!. # in days
4320 qq! onloadTZSetup('$jstimezone', tz_cookie, '$datetime_class');\n!;
4322 print qq!};\n!.
4323 qq!</script>\n!;
4326 print "</body>\n" .
4327 "</html>";
4330 # die_error(<http_status_code>, <error_message>[, <detailed_html_description>])
4331 # Example: die_error(404, 'Hash not found')
4332 # By convention, use the following status codes (as defined in RFC 2616):
4333 # 400: Invalid or missing CGI parameters, or
4334 # requested object exists but has wrong type.
4335 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
4336 # this server or project.
4337 # 404: Requested object/revision/project doesn't exist.
4338 # 500: The server isn't configured properly, or
4339 # an internal error occurred (e.g. failed assertions caused by bugs), or
4340 # an unknown error occurred (e.g. the git binary died unexpectedly).
4341 # 503: The server is currently unavailable (because it is overloaded,
4342 # or down for maintenance). Generally, this is a temporary state.
4343 sub die_error {
4344 my $status = shift || 500;
4345 my $error = esc_html(shift) || "Internal Server Error";
4346 my $extra = shift;
4347 my %opts = @_;
4349 my %http_responses = (
4350 400 => '400 Bad Request',
4351 403 => '403 Forbidden',
4352 404 => '404 Not Found',
4353 500 => '500 Internal Server Error',
4354 503 => '503 Service Unavailable',
4356 git_header_html($http_responses{$status}, undef, %opts);
4357 print <<EOF;
4358 <div class="page_body">
4359 <br /><br />
4360 $status - $error
4361 <br />
4363 if (defined $extra) {
4364 print "<hr />\n" .
4365 "$extra\n";
4367 print "</div>\n";
4369 git_footer_html();
4370 goto DONE_GITWEB
4371 unless ($opts{'-error_handler'});
4374 ## ----------------------------------------------------------------------
4375 ## functions printing or outputting HTML: navigation
4377 sub git_print_page_nav {
4378 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
4379 $extra = '' if !defined $extra; # pager or formats
4381 my @navs = qw(summary shortlog log commit commitdiff tree);
4382 if ($suppress) {
4383 @navs = grep { $_ ne $suppress } @navs;
4386 my %arg = map { $_ => {action=>$_} } @navs;
4387 if (defined $head) {
4388 for (qw(commit commitdiff)) {
4389 $arg{$_}{'hash'} = $head;
4391 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
4392 for (qw(shortlog log)) {
4393 $arg{$_}{'hash'} = $head;
4398 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
4399 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
4401 my @actions = gitweb_get_feature('actions');
4402 my %repl = (
4403 '%' => '%',
4404 'n' => $project, # project name
4405 'f' => $git_dir, # project path within filesystem
4406 'h' => $treehead || '', # current hash ('h' parameter)
4407 'b' => $treebase || '', # hash base ('hb' parameter)
4409 while (@actions) {
4410 my ($label, $link, $pos) = splice(@actions,0,3);
4411 # insert
4412 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
4413 # munch munch
4414 $link =~ s/%([%nfhb])/$repl{$1}/g;
4415 $arg{$label}{'_href'} = $link;
4418 print "<div class=\"page_nav\">\n" .
4419 (join " | ",
4420 map { $_ eq $current ?
4421 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
4422 } @navs);
4423 print "<br/>\n$extra<br/>\n" .
4424 "</div>\n";
4427 # returns a submenu for the navigation of the refs views (tags, heads,
4428 # remotes) with the current view disabled and the remotes view only
4429 # available if the feature is enabled
4430 sub format_ref_views {
4431 my ($current) = @_;
4432 my @ref_views = qw{tags heads};
4433 push @ref_views, 'remotes' if gitweb_check_feature('remote_heads');
4434 return join " | ", map {
4435 $_ eq $current ? $_ :
4436 $cgi->a({-href => href(action=>$_)}, $_)
4437 } @ref_views
4440 sub format_paging_nav {
4441 my ($action, $page, $has_next_link) = @_;
4442 my $paging_nav;
4445 if ($page > 0) {
4446 $paging_nav .=
4447 $cgi->a({-href => href(-replay=>1, page=>undef)}, "first") .
4448 " &sdot; " .
4449 $cgi->a({-href => href(-replay=>1, page=>$page-1),
4450 -accesskey => "p", -title => "Alt-p"}, "prev");
4451 } else {
4452 $paging_nav .= "first &sdot; prev";
4455 if ($has_next_link) {
4456 $paging_nav .= " &sdot; " .
4457 $cgi->a({-href => href(-replay=>1, page=>$page+1),
4458 -accesskey => "n", -title => "Alt-n"}, "next");
4459 } else {
4460 $paging_nav .= " &sdot; next";
4463 return $paging_nav;
4466 ## ......................................................................
4467 ## functions printing or outputting HTML: div
4469 sub git_print_header_div {
4470 my ($action, $title, $hash, $hash_base) = @_;
4471 my %args = ();
4473 $args{'action'} = $action;
4474 $args{'hash'} = $hash if $hash;
4475 $args{'hash_base'} = $hash_base if $hash_base;
4477 print "<div class=\"header\">\n" .
4478 $cgi->a({-href => href(%args), -class => "title"},
4479 $title ? $title : $action) .
4480 "\n</div>\n";
4483 sub format_repo_url {
4484 my ($name, $url) = @_;
4485 return "<tr class=\"metadata_url\"><td>$name</td><td>$url</td></tr>\n";
4488 # Group output by placing it in a DIV element and adding a header.
4489 # Options for start_div() can be provided by passing a hash reference as the
4490 # first parameter to the function.
4491 # Options to git_print_header_div() can be provided by passing an array
4492 # reference. This must follow the options to start_div if they are present.
4493 # The content can be a scalar, which is output as-is, a scalar reference, which
4494 # is output after html escaping, an IO handle passed either as *handle or
4495 # *handle{IO}, or a function reference. In the latter case all following
4496 # parameters will be taken as argument to the content function call.
4497 sub git_print_section {
4498 my ($div_args, $header_args, $content);
4499 my $arg = shift;
4500 if (ref($arg) eq 'HASH') {
4501 $div_args = $arg;
4502 $arg = shift;
4504 if (ref($arg) eq 'ARRAY') {
4505 $header_args = $arg;
4506 $arg = shift;
4508 $content = $arg;
4510 print $cgi->start_div($div_args);
4511 git_print_header_div(@$header_args);
4513 if (ref($content) eq 'CODE') {
4514 $content->(@_);
4515 } elsif (ref($content) eq 'SCALAR') {
4516 print esc_html($$content);
4517 } elsif (ref($content) eq 'GLOB' or ref($content) eq 'IO::Handle') {
4518 print <$content>;
4519 } elsif (!ref($content) && defined($content)) {
4520 print $content;
4523 print $cgi->end_div;
4526 sub format_timestamp_html {
4527 my $date = shift;
4528 my $strtime = $date->{'rfc2822'};
4530 my (undef, undef, $datetime_class) =
4531 gitweb_get_feature('javascript-timezone');
4532 if ($datetime_class) {
4533 $strtime = qq!<span class="$datetime_class">$strtime</span>!;
4536 my $localtime_format = '(%02d:%02d %s)';
4537 if ($date->{'hour_local'} < 6) {
4538 $localtime_format = '(<span class="atnight">%02d:%02d</span> %s)';
4540 $strtime .= ' ' .
4541 sprintf($localtime_format,
4542 $date->{'hour_local'}, $date->{'minute_local'}, $date->{'tz_local'});
4544 return $strtime;
4547 # Outputs the author name and date in long form
4548 sub git_print_authorship {
4549 my $co = shift;
4550 my %opts = @_;
4551 my $tag = $opts{-tag} || 'div';
4552 my $author = $co->{'author_name'};
4554 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
4555 print "<$tag class=\"author_date\">" .
4556 format_search_author($author, "author", esc_html($author)) .
4557 " [".format_timestamp_html(\%ad)."]".
4558 git_get_avatar($co->{'author_email'}, -pad_before => 1) .
4559 "</$tag>\n";
4562 # Outputs table rows containing the full author or committer information,
4563 # in the format expected for 'commit' view (& similar).
4564 # Parameters are a commit hash reference, followed by the list of people
4565 # to output information for. If the list is empty it defaults to both
4566 # author and committer.
4567 sub git_print_authorship_rows {
4568 my $co = shift;
4569 # too bad we can't use @people = @_ || ('author', 'committer')
4570 my @people = @_;
4571 @people = ('author', 'committer') unless @people;
4572 foreach my $who (@people) {
4573 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
4574 print "<tr><td>$who</td><td>" .
4575 format_search_author($co->{"${who}_name"}, $who,
4576 esc_html($co->{"${who}_name"})) . " " .
4577 format_search_author($co->{"${who}_email"}, $who,
4578 esc_html("<" . $co->{"${who}_email"} . ">")) .
4579 "</td><td rowspan=\"2\">" .
4580 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
4581 "</td></tr>\n" .
4582 "<tr>" .
4583 "<td></td><td>" .
4584 format_timestamp_html(\%wd) .
4585 "</td>" .
4586 "</tr>\n";
4590 sub git_print_page_path {
4591 my $name = shift;
4592 my $type = shift;
4593 my $hb = shift;
4596 print "<div class=\"page_path\">";
4597 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
4598 -title => 'tree root'}, to_utf8("[$project]"));
4599 print " / ";
4600 if (defined $name) {
4601 my @dirname = split '/', $name;
4602 my $basename = pop @dirname;
4603 my $fullname = '';
4605 foreach my $dir (@dirname) {
4606 $fullname .= ($fullname ? '/' : '') . $dir;
4607 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
4608 hash_base=>$hb),
4609 -title => $fullname}, esc_path($dir));
4610 print " / ";
4612 if (defined $type && $type eq 'blob') {
4613 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
4614 hash_base=>$hb),
4615 -title => $name}, esc_path($basename));
4616 } elsif (defined $type && $type eq 'tree') {
4617 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
4618 hash_base=>$hb),
4619 -title => $name}, esc_path($basename));
4620 print " / ";
4621 } else {
4622 print esc_path($basename);
4625 print "<br/></div>\n";
4628 sub git_print_log {
4629 my $log = shift;
4630 my %opts = @_;
4632 if ($opts{'-remove_title'}) {
4633 # remove title, i.e. first line of log
4634 shift @$log;
4636 # remove leading empty lines
4637 while (defined $log->[0] && $log->[0] eq "") {
4638 shift @$log;
4641 # print log
4642 my $skip_blank_line = 0;
4643 foreach my $line (@$log) {
4644 if ($line =~ m/^\s*([A-Z][-A-Za-z]*-([Bb]y|[Tt]o)|C[Cc]|(Clos|Fix)es): /) {
4645 if (! $opts{'-remove_signoff'}) {
4646 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
4647 $skip_blank_line = 1;
4649 next;
4652 if ($line =~ m,\s*([a-z]*link): (https?://\S+),i) {
4653 if (! $opts{'-remove_signoff'}) {
4654 print "<span class=\"signoff\">" . esc_html($1) . ": " .
4655 "<a href=\"" . esc_html($2) . "\">" . esc_html($2) . "</a>" .
4656 "</span><br/>\n";
4657 $skip_blank_line = 1;
4659 next;
4662 # print only one empty line
4663 # do not print empty line after signoff
4664 if ($line eq "") {
4665 next if ($skip_blank_line);
4666 $skip_blank_line = 1;
4667 } else {
4668 $skip_blank_line = 0;
4671 print format_log_line_html($line) . "<br/>\n";
4674 if ($opts{'-final_empty_line'}) {
4675 # end with single empty line
4676 print "<br/>\n" unless $skip_blank_line;
4680 # return link target (what link points to)
4681 sub git_get_link_target {
4682 my $hash = shift;
4683 my $link_target;
4685 # read link
4686 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4687 or return;
4689 local $/ = undef;
4690 $link_target = <$fd>;
4692 close $fd
4693 or return;
4695 return $link_target;
4698 # given link target, and the directory (basedir) the link is in,
4699 # return target of link relative to top directory (top tree);
4700 # return undef if it is not possible (including absolute links).
4701 sub normalize_link_target {
4702 my ($link_target, $basedir) = @_;
4704 # absolute symlinks (beginning with '/') cannot be normalized
4705 return if (substr($link_target, 0, 1) eq '/');
4707 # normalize link target to path from top (root) tree (dir)
4708 my $path;
4709 if ($basedir) {
4710 $path = $basedir . '/' . $link_target;
4711 } else {
4712 # we are in top (root) tree (dir)
4713 $path = $link_target;
4716 # remove //, /./, and /../
4717 my @path_parts;
4718 foreach my $part (split('/', $path)) {
4719 # discard '.' and ''
4720 next if (!$part || $part eq '.');
4721 # handle '..'
4722 if ($part eq '..') {
4723 if (@path_parts) {
4724 pop @path_parts;
4725 } else {
4726 # link leads outside repository (outside top dir)
4727 return;
4729 } else {
4730 push @path_parts, $part;
4733 $path = join('/', @path_parts);
4735 return $path;
4738 # print tree entry (row of git_tree), but without encompassing <tr> element
4739 sub git_print_tree_entry {
4740 my ($t, $basedir, $hash_base, $have_blame) = @_;
4742 my %base_key = ();
4743 $base_key{'hash_base'} = $hash_base if defined $hash_base;
4745 # The format of a table row is: mode list link. Where mode is
4746 # the mode of the entry, list is the name of the entry, an href,
4747 # and link is the action links of the entry.
4749 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
4750 if (exists $t->{'size'}) {
4751 print "<td class=\"size\">$t->{'size'}</td>\n";
4753 if ($t->{'type'} eq "blob") {
4754 print "<td class=\"list\">" .
4755 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4756 file_name=>"$basedir$t->{'name'}", %base_key),
4757 -class => "list"}, esc_path($t->{'name'}));
4758 if (S_ISLNK(oct $t->{'mode'})) {
4759 my $link_target = git_get_link_target($t->{'hash'});
4760 if ($link_target) {
4761 my $norm_target = normalize_link_target($link_target, $basedir);
4762 if (defined $norm_target) {
4763 print " -> " .
4764 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
4765 file_name=>$norm_target),
4766 -title => $norm_target}, esc_path($link_target));
4767 } else {
4768 print " -> " . esc_path($link_target);
4772 print "</td>\n";
4773 print "<td class=\"link\">";
4774 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
4775 file_name=>"$basedir$t->{'name'}", %base_key)},
4776 "blob");
4777 if ($have_blame) {
4778 print " | " .
4779 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
4780 file_name=>"$basedir$t->{'name'}", %base_key)},
4781 "blame");
4783 if (defined $hash_base) {
4784 print " | " .
4785 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4786 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
4787 "history");
4789 print " | " .
4790 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
4791 file_name=>"$basedir$t->{'name'}")},
4792 "raw");
4793 print "</td>\n";
4795 } elsif ($t->{'type'} eq "tree") {
4796 print "<td class=\"list\">";
4797 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4798 file_name=>"$basedir$t->{'name'}",
4799 %base_key)},
4800 esc_path($t->{'name'}));
4801 print "</td>\n";
4802 print "<td class=\"link\">";
4803 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
4804 file_name=>"$basedir$t->{'name'}",
4805 %base_key)},
4806 "tree");
4807 if (defined $hash_base) {
4808 print " | " .
4809 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
4810 file_name=>"$basedir$t->{'name'}")},
4811 "history");
4813 print "</td>\n";
4814 } else {
4815 # unknown object: we can only present history for it
4816 # (this includes 'commit' object, i.e. submodule support)
4817 print "<td class=\"list\">" .
4818 esc_path($t->{'name'}) .
4819 "</td>\n";
4820 print "<td class=\"link\">";
4821 if (defined $hash_base) {
4822 print $cgi->a({-href => href(action=>"history",
4823 hash_base=>$hash_base,
4824 file_name=>"$basedir$t->{'name'}")},
4825 "history");
4827 print "</td>\n";
4831 ## ......................................................................
4832 ## functions printing large fragments of HTML
4834 # get pre-image filenames for merge (combined) diff
4835 sub fill_from_file_info {
4836 my ($diff, @parents) = @_;
4838 $diff->{'from_file'} = [ ];
4839 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
4840 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4841 if ($diff->{'status'}[$i] eq 'R' ||
4842 $diff->{'status'}[$i] eq 'C') {
4843 $diff->{'from_file'}[$i] =
4844 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
4848 return $diff;
4851 # is current raw difftree line of file deletion
4852 sub is_deleted {
4853 my $diffinfo = shift;
4855 return $diffinfo->{'to_id'} eq ('0' x 40) || $diffinfo->{'to_id'} eq ('0' x 64);
4858 # does patch correspond to [previous] difftree raw line
4859 # $diffinfo - hashref of parsed raw diff format
4860 # $patchinfo - hashref of parsed patch diff format
4861 # (the same keys as in $diffinfo)
4862 sub is_patch_split {
4863 my ($diffinfo, $patchinfo) = @_;
4865 return defined $diffinfo && defined $patchinfo
4866 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
4870 sub git_difftree_body {
4871 my ($difftree, $hash, @parents) = @_;
4872 my ($parent) = $parents[0];
4873 my $have_blame = gitweb_check_feature('blame');
4874 print "<div class=\"list_head\">\n";
4875 if ($#{$difftree} > 10) {
4876 print(($#{$difftree} + 1) . " files changed:\n");
4878 print "</div>\n";
4880 print "<table class=\"" .
4881 (@parents > 1 ? "combined " : "") .
4882 "diff_tree\">\n";
4884 # header only for combined diff in 'commitdiff' view
4885 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
4886 if ($has_header) {
4887 # table header
4888 print "<thead><tr>\n" .
4889 "<th></th><th></th>\n"; # filename, patchN link
4890 for (my $i = 0; $i < @parents; $i++) {
4891 my $par = $parents[$i];
4892 print "<th>" .
4893 $cgi->a({-href => href(action=>"commitdiff",
4894 hash=>$hash, hash_parent=>$par),
4895 -title => 'commitdiff to parent number ' .
4896 ($i+1) . ': ' . substr($par,0,7)},
4897 $i+1) .
4898 "&nbsp;</th>\n";
4900 print "</tr></thead>\n<tbody>\n";
4903 my $alternate = 1;
4904 my $patchno = 0;
4905 foreach my $line (@{$difftree}) {
4906 my $diff = parsed_difftree_line($line);
4908 if ($alternate) {
4909 print "<tr class=\"dark\">\n";
4910 } else {
4911 print "<tr class=\"light\">\n";
4913 $alternate ^= 1;
4915 if (exists $diff->{'nparents'}) { # combined diff
4917 fill_from_file_info($diff, @parents)
4918 unless exists $diff->{'from_file'};
4920 if (!is_deleted($diff)) {
4921 # file exists in the result (child) commit
4922 print "<td>" .
4923 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
4924 file_name=>$diff->{'to_file'},
4925 hash_base=>$hash),
4926 -class => "list"}, esc_path($diff->{'to_file'})) .
4927 "</td>\n";
4928 } else {
4929 print "<td>" .
4930 esc_path($diff->{'to_file'}) .
4931 "</td>\n";
4934 if ($action eq 'commitdiff') {
4935 # link to patch
4936 $patchno++;
4937 print "<td class=\"link\">" .
4938 $cgi->a({-href => href(-anchor=>"patch$patchno")},
4939 "patch") .
4940 " | " .
4941 "</td>\n";
4944 my $has_history = 0;
4945 my $not_deleted = 0;
4946 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
4947 my $hash_parent = $parents[$i];
4948 my $from_hash = $diff->{'from_id'}[$i];
4949 my $from_path = $diff->{'from_file'}[$i];
4950 my $status = $diff->{'status'}[$i];
4952 $has_history ||= ($status ne 'A');
4953 $not_deleted ||= ($status ne 'D');
4955 if ($status eq 'A') {
4956 print "<td class=\"link\" align=\"right\"> | </td>\n";
4957 } elsif ($status eq 'D') {
4958 print "<td class=\"link\">" .
4959 $cgi->a({-href => href(action=>"blob",
4960 hash_base=>$hash,
4961 hash=>$from_hash,
4962 file_name=>$from_path)},
4963 "blob" . ($i+1)) .
4964 " | </td>\n";
4965 } else {
4966 if ($diff->{'to_id'} eq $from_hash) {
4967 print "<td class=\"link nochange\">";
4968 } else {
4969 print "<td class=\"link\">";
4971 print $cgi->a({-href => href(action=>"blobdiff",
4972 hash=>$diff->{'to_id'},
4973 hash_parent=>$from_hash,
4974 hash_base=>$hash,
4975 hash_parent_base=>$hash_parent,
4976 file_name=>$diff->{'to_file'},
4977 file_parent=>$from_path)},
4978 "diff" . ($i+1)) .
4979 " | </td>\n";
4983 print "<td class=\"link\">";
4984 if ($not_deleted) {
4985 print $cgi->a({-href => href(action=>"blob",
4986 hash=>$diff->{'to_id'},
4987 file_name=>$diff->{'to_file'},
4988 hash_base=>$hash)},
4989 "blob");
4990 print " | " if ($has_history);
4992 if ($has_history) {
4993 print $cgi->a({-href => href(action=>"history",
4994 file_name=>$diff->{'to_file'},
4995 hash_base=>$hash)},
4996 "history");
4998 print "</td>\n";
5000 print "</tr>\n";
5001 next; # instead of 'else' clause, to avoid extra indent
5003 # else ordinary diff
5005 my ($to_mode_oct, $to_mode_str, $to_file_type);
5006 my ($from_mode_oct, $from_mode_str, $from_file_type);
5007 if ($diff->{'to_mode'} ne ('0' x 6)) {
5008 $to_mode_oct = oct $diff->{'to_mode'};
5009 if (S_ISREG($to_mode_oct)) { # only for regular file
5010 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
5012 $to_file_type = file_type($diff->{'to_mode'});
5014 if ($diff->{'from_mode'} ne ('0' x 6)) {
5015 $from_mode_oct = oct $diff->{'from_mode'};
5016 if (S_ISREG($from_mode_oct)) { # only for regular file
5017 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
5019 $from_file_type = file_type($diff->{'from_mode'});
5022 if ($diff->{'status'} eq "A") { # created
5023 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
5024 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
5025 $mode_chng .= "]</span>";
5026 print "<td>";
5027 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5028 hash_base=>$hash, file_name=>$diff->{'file'}),
5029 -class => "list"}, esc_path($diff->{'file'}));
5030 print "</td>\n";
5031 print "<td>$mode_chng</td>\n";
5032 print "<td class=\"link\">";
5033 if ($action eq 'commitdiff') {
5034 # link to patch
5035 $patchno++;
5036 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5037 "patch") .
5038 " | ";
5040 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5041 hash_base=>$hash, file_name=>$diff->{'file'})},
5042 "blob");
5043 print "</td>\n";
5045 } elsif ($diff->{'status'} eq "D") { # deleted
5046 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
5047 print "<td>";
5048 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
5049 hash_base=>$parent, file_name=>$diff->{'file'}),
5050 -class => "list"}, esc_path($diff->{'file'}));
5051 print "</td>\n";
5052 print "<td>$mode_chng</td>\n";
5053 print "<td class=\"link\">";
5054 if ($action eq 'commitdiff') {
5055 # link to patch
5056 $patchno++;
5057 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5058 "patch") .
5059 " | ";
5061 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
5062 hash_base=>$parent, file_name=>$diff->{'file'})},
5063 "blob") . " | ";
5064 if ($have_blame) {
5065 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
5066 file_name=>$diff->{'file'})},
5067 "blame") . " | ";
5069 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
5070 file_name=>$diff->{'file'})},
5071 "history");
5072 print "</td>\n";
5074 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
5075 my $mode_chnge = "";
5076 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
5077 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
5078 if ($from_file_type ne $to_file_type) {
5079 $mode_chnge .= " from $from_file_type to $to_file_type";
5081 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
5082 if ($from_mode_str && $to_mode_str) {
5083 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
5084 } elsif ($to_mode_str) {
5085 $mode_chnge .= " mode: $to_mode_str";
5088 $mode_chnge .= "]</span>\n";
5090 print "<td>";
5091 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5092 hash_base=>$hash, file_name=>$diff->{'file'}),
5093 -class => "list"}, esc_path($diff->{'file'}));
5094 print "</td>\n";
5095 print "<td>$mode_chnge</td>\n";
5096 print "<td class=\"link\">";
5097 if ($action eq 'commitdiff') {
5098 # link to patch
5099 $patchno++;
5100 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5101 "patch") .
5102 " | ";
5103 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
5104 # "commit" view and modified file (not onlu mode changed)
5105 print $cgi->a({-href => href(action=>"blobdiff",
5106 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
5107 hash_base=>$hash, hash_parent_base=>$parent,
5108 file_name=>$diff->{'file'})},
5109 "diff") .
5110 " | ";
5112 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5113 hash_base=>$hash, file_name=>$diff->{'file'})},
5114 "blob") . " | ";
5115 if ($have_blame) {
5116 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
5117 file_name=>$diff->{'file'})},
5118 "blame") . " | ";
5120 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
5121 file_name=>$diff->{'file'})},
5122 "history");
5123 print "</td>\n";
5125 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
5126 my %status_name = ('R' => 'moved', 'C' => 'copied');
5127 my $nstatus = $status_name{$diff->{'status'}};
5128 my $mode_chng = "";
5129 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
5130 # mode also for directories, so we cannot use $to_mode_str
5131 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
5133 print "<td>" .
5134 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
5135 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
5136 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
5137 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
5138 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
5139 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
5140 -class => "list"}, esc_path($diff->{'from_file'})) .
5141 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
5142 "<td class=\"link\">";
5143 if ($action eq 'commitdiff') {
5144 # link to patch
5145 $patchno++;
5146 print $cgi->a({-href => href(-anchor=>"patch$patchno")},
5147 "patch") .
5148 " | ";
5149 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
5150 # "commit" view and modified file (not only pure rename or copy)
5151 print $cgi->a({-href => href(action=>"blobdiff",
5152 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
5153 hash_base=>$hash, hash_parent_base=>$parent,
5154 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
5155 "diff") .
5156 " | ";
5158 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
5159 hash_base=>$parent, file_name=>$diff->{'to_file'})},
5160 "blob") . " | ";
5161 if ($have_blame) {
5162 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
5163 file_name=>$diff->{'to_file'})},
5164 "blame") . " | ";
5166 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
5167 file_name=>$diff->{'to_file'})},
5168 "history");
5169 print "</td>\n";
5171 } # we should not encounter Unmerged (U) or Unknown (X) status
5172 print "</tr>\n";
5174 print "</tbody>" if $has_header;
5175 print "</table>\n";
5178 # Print context lines and then rem/add lines in a side-by-side manner.
5179 sub print_sidebyside_diff_lines {
5180 my ($ctx, $rem, $add) = @_;
5182 # print context block before add/rem block
5183 if (@$ctx) {
5184 print join '',
5185 '<div class="chunk_block ctx">',
5186 '<div class="old">',
5187 @$ctx,
5188 '</div>',
5189 '<div class="new">',
5190 @$ctx,
5191 '</div>',
5192 '</div>';
5195 if (!@$add) {
5196 # pure removal
5197 print join '',
5198 '<div class="chunk_block rem">',
5199 '<div class="old">',
5200 @$rem,
5201 '</div>',
5202 '</div>';
5203 } elsif (!@$rem) {
5204 # pure addition
5205 print join '',
5206 '<div class="chunk_block add">',
5207 '<div class="new">',
5208 @$add,
5209 '</div>',
5210 '</div>';
5211 } else {
5212 print join '',
5213 '<div class="chunk_block chg">',
5214 '<div class="old">',
5215 @$rem,
5216 '</div>',
5217 '<div class="new">',
5218 @$add,
5219 '</div>',
5220 '</div>';
5224 # Print context lines and then rem/add lines in inline manner.
5225 sub print_inline_diff_lines {
5226 my ($ctx, $rem, $add) = @_;
5228 print @$ctx, @$rem, @$add;
5231 # Format removed and added line, mark changed part and HTML-format them.
5232 # Implementation is based on contrib/diff-highlight
5233 sub format_rem_add_lines_pair {
5234 my ($rem, $add, $num_parents) = @_;
5236 # We need to untabify lines before split()'ing them;
5237 # otherwise offsets would be invalid.
5238 chomp $rem;
5239 chomp $add;
5240 $rem = untabify($rem);
5241 $add = untabify($add);
5243 my @rem = split(//, $rem);
5244 my @add = split(//, $add);
5245 my ($esc_rem, $esc_add);
5246 # Ignore leading +/- characters for each parent.
5247 my ($prefix_len, $suffix_len) = ($num_parents, 0);
5248 my ($prefix_has_nonspace, $suffix_has_nonspace);
5250 my $shorter = (@rem < @add) ? @rem : @add;
5251 while ($prefix_len < $shorter) {
5252 last if ($rem[$prefix_len] ne $add[$prefix_len]);
5254 $prefix_has_nonspace = 1 if ($rem[$prefix_len] !~ /\s/);
5255 $prefix_len++;
5258 while ($prefix_len + $suffix_len < $shorter) {
5259 last if ($rem[-1 - $suffix_len] ne $add[-1 - $suffix_len]);
5261 $suffix_has_nonspace = 1 if ($rem[-1 - $suffix_len] !~ /\s/);
5262 $suffix_len++;
5265 # Mark lines that are different from each other, but have some common
5266 # part that isn't whitespace. If lines are completely different, don't
5267 # mark them because that would make output unreadable, especially if
5268 # diff consists of multiple lines.
5269 if ($prefix_has_nonspace || $suffix_has_nonspace) {
5270 $esc_rem = esc_html_hl_regions($rem, 'marked',
5271 [$prefix_len, @rem - $suffix_len], -nbsp=>1);
5272 $esc_add = esc_html_hl_regions($add, 'marked',
5273 [$prefix_len, @add - $suffix_len], -nbsp=>1);
5274 } else {
5275 $esc_rem = esc_html($rem, -nbsp=>1);
5276 $esc_add = esc_html($add, -nbsp=>1);
5279 return format_diff_line(\$esc_rem, 'rem'),
5280 format_diff_line(\$esc_add, 'add');
5283 # HTML-format diff context, removed and added lines.
5284 sub format_ctx_rem_add_lines {
5285 my ($ctx, $rem, $add, $num_parents) = @_;
5286 my (@new_ctx, @new_rem, @new_add);
5287 my $can_highlight = 0;
5288 my $is_combined = ($num_parents > 1);
5290 # Highlight if every removed line has a corresponding added line.
5291 if (@$add > 0 && @$add == @$rem) {
5292 $can_highlight = 1;
5294 # Highlight lines in combined diff only if the chunk contains
5295 # diff between the same version, e.g.
5297 # - a
5298 # - b
5299 # + c
5300 # + d
5302 # Otherwise the highlighting would be confusing.
5303 if ($is_combined) {
5304 for (my $i = 0; $i < @$add; $i++) {
5305 my $prefix_rem = substr($rem->[$i], 0, $num_parents);
5306 my $prefix_add = substr($add->[$i], 0, $num_parents);
5308 $prefix_rem =~ s/-/+/g;
5310 if ($prefix_rem ne $prefix_add) {
5311 $can_highlight = 0;
5312 last;
5318 if ($can_highlight) {
5319 for (my $i = 0; $i < @$add; $i++) {
5320 my ($line_rem, $line_add) = format_rem_add_lines_pair(
5321 $rem->[$i], $add->[$i], $num_parents);
5322 push @new_rem, $line_rem;
5323 push @new_add, $line_add;
5325 } else {
5326 @new_rem = map { format_diff_line($_, 'rem') } @$rem;
5327 @new_add = map { format_diff_line($_, 'add') } @$add;
5330 @new_ctx = map { format_diff_line($_, 'ctx') } @$ctx;
5332 return (\@new_ctx, \@new_rem, \@new_add);
5335 # Print context lines and then rem/add lines.
5336 sub print_diff_lines {
5337 my ($ctx, $rem, $add, $diff_style, $num_parents) = @_;
5338 my $is_combined = $num_parents > 1;
5340 ($ctx, $rem, $add) = format_ctx_rem_add_lines($ctx, $rem, $add,
5341 $num_parents);
5343 if ($diff_style eq 'sidebyside' && !$is_combined) {
5344 print_sidebyside_diff_lines($ctx, $rem, $add);
5345 } else {
5346 # default 'inline' style and unknown styles
5347 print_inline_diff_lines($ctx, $rem, $add);
5351 sub print_diff_chunk {
5352 my ($diff_style, $num_parents, $from, $to, @chunk) = @_;
5353 my (@ctx, @rem, @add);
5355 # The class of the previous line.
5356 my $prev_class = '';
5358 return unless @chunk;
5360 # incomplete last line might be among removed or added lines,
5361 # or both, or among context lines: find which
5362 for (my $i = 1; $i < @chunk; $i++) {
5363 if ($chunk[$i][0] eq 'incomplete') {
5364 $chunk[$i][0] = $chunk[$i-1][0];
5368 # guardian
5369 push @chunk, ["", ""];
5371 foreach my $line_info (@chunk) {
5372 my ($class, $line) = @$line_info;
5374 # print chunk headers
5375 if ($class && $class eq 'chunk_header') {
5376 print format_diff_line($line, $class, $from, $to);
5377 next;
5380 ## print from accumulator when have some add/rem lines or end
5381 # of chunk (flush context lines), or when have add and rem
5382 # lines and new block is reached (otherwise add/rem lines could
5383 # be reordered)
5384 if (!$class || ((@rem || @add) && $class eq 'ctx') ||
5385 (@rem && @add && $class ne $prev_class)) {
5386 print_diff_lines(\@ctx, \@rem, \@add,
5387 $diff_style, $num_parents);
5388 @ctx = @rem = @add = ();
5391 ## adding lines to accumulator
5392 # guardian value
5393 last unless $line;
5394 # rem, add or change
5395 if ($class eq 'rem') {
5396 push @rem, $line;
5397 } elsif ($class eq 'add') {
5398 push @add, $line;
5400 # context line
5401 if ($class eq 'ctx') {
5402 push @ctx, $line;
5405 $prev_class = $class;
5409 sub git_patchset_body {
5410 my ($fd, $diff_style, $difftree, $hash, @hash_parents) = @_;
5411 my ($hash_parent) = $hash_parents[0];
5413 my $is_combined = (@hash_parents > 1);
5414 my $patch_idx = 0;
5415 my $patch_number = 0;
5416 my $patch_line;
5417 my $diffinfo;
5418 my $to_name;
5419 my (%from, %to);
5420 my @chunk; # for side-by-side diff
5422 print "<div class=\"patchset\">\n";
5424 # skip to first patch
5425 while ($patch_line = <$fd>) {
5426 chomp $patch_line;
5428 last if ($patch_line =~ m/^diff /);
5431 PATCH:
5432 while ($patch_line) {
5434 # parse "git diff" header line
5435 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
5436 # $1 is from_name, which we do not use
5437 $to_name = unquote($2);
5438 $to_name =~ s!^b/!!;
5439 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
5440 # $1 is 'cc' or 'combined', which we do not use
5441 $to_name = unquote($2);
5442 } else {
5443 $to_name = undef;
5446 # check if current patch belong to current raw line
5447 # and parse raw git-diff line if needed
5448 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
5449 # this is continuation of a split patch
5450 print "<div class=\"patch cont\">\n";
5451 } else {
5452 # advance raw git-diff output if needed
5453 $patch_idx++ if defined $diffinfo;
5455 # read and prepare patch information
5456 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5458 # compact combined diff output can have some patches skipped
5459 # find which patch (using pathname of result) we are at now;
5460 if ($is_combined) {
5461 while ($to_name ne $diffinfo->{'to_file'}) {
5462 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
5463 format_diff_cc_simplified($diffinfo, @hash_parents) .
5464 "</div>\n"; # class="patch"
5466 $patch_idx++;
5467 $patch_number++;
5469 last if $patch_idx > $#$difftree;
5470 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5474 # modifies %from, %to hashes
5475 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
5477 # this is first patch for raw difftree line with $patch_idx index
5478 # we index @$difftree array from 0, but number patches from 1
5479 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
5482 # git diff header
5483 #assert($patch_line =~ m/^diff /) if DEBUG;
5484 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
5485 $patch_number++;
5486 # print "git diff" header
5487 print format_git_diff_header_line($patch_line, $diffinfo,
5488 \%from, \%to);
5490 # print extended diff header
5491 print "<div class=\"diff extended_header\">\n";
5492 EXTENDED_HEADER:
5493 while ($patch_line = <$fd>) {
5494 chomp $patch_line;
5496 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
5498 print format_extended_diff_header_line($patch_line, $diffinfo,
5499 \%from, \%to);
5501 print "</div>\n"; # class="diff extended_header"
5503 # from-file/to-file diff header
5504 if (! $patch_line) {
5505 print "</div>\n"; # class="patch"
5506 last PATCH;
5508 next PATCH if ($patch_line =~ m/^diff /);
5509 #assert($patch_line =~ m/^---/) if DEBUG;
5511 my $last_patch_line = $patch_line;
5512 $patch_line = <$fd>;
5513 chomp $patch_line;
5514 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
5516 print format_diff_from_to_header($last_patch_line, $patch_line,
5517 $diffinfo, \%from, \%to,
5518 @hash_parents);
5520 # the patch itself
5521 LINE:
5522 while ($patch_line = <$fd>) {
5523 chomp $patch_line;
5525 next PATCH if ($patch_line =~ m/^diff /);
5527 my $class = diff_line_class($patch_line, \%from, \%to);
5529 if ($class eq 'chunk_header') {
5530 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
5531 @chunk = ();
5534 push @chunk, [ $class, $patch_line ];
5537 } continue {
5538 if (@chunk) {
5539 print_diff_chunk($diff_style, scalar @hash_parents, \%from, \%to, @chunk);
5540 @chunk = ();
5542 print "</div>\n"; # class="patch"
5545 # for compact combined (--cc) format, with chunk and patch simplification
5546 # the patchset might be empty, but there might be unprocessed raw lines
5547 for (++$patch_idx if $patch_number > 0;
5548 $patch_idx < @$difftree;
5549 ++$patch_idx) {
5550 # read and prepare patch information
5551 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
5553 # generate anchor for "patch" links in difftree / whatchanged part
5554 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
5555 format_diff_cc_simplified($diffinfo, @hash_parents) .
5556 "</div>\n"; # class="patch"
5558 $patch_number++;
5561 if ($patch_number == 0) {
5562 if (@hash_parents > 1) {
5563 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
5564 } else {
5565 print "<div class=\"diff nodifferences\">No differences found</div>\n";
5569 print "</div>\n"; # class="patchset"
5572 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5574 sub git_project_search_form {
5575 my ($searchtext, $search_use_regexp) = @_;
5577 my $limit = '';
5578 if ($project_filter) {
5579 $limit = " in '$project_filter/'";
5582 print "<div class=\"projsearch\">\n";
5583 print $cgi->start_form(-method => 'get', -action => $my_uri) .
5584 $cgi->hidden(-name => 'a', -value => 'project_list') . "\n";
5585 print $cgi->hidden(-name => 'pf', -value => $project_filter). "\n"
5586 if (defined $project_filter);
5587 print $cgi->textfield(-name => 's', -value => $searchtext,
5588 -title => "Search project by name and description$limit",
5589 -size => 60) . "\n" .
5590 "<span title=\"Extended regular expression\">" .
5591 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
5592 -checked => $search_use_regexp) .
5593 "</span>\n" .
5594 $cgi->submit(-name => 'btnS', -value => 'Search') .
5595 $cgi->end_form() . "\n" .
5596 $cgi->a({-href => href(project => undef, searchtext => undef,
5597 project_filter => $project_filter)},
5598 esc_html("List all projects$limit")) . "<br />\n";
5599 print "</div>\n";
5602 # entry for given @keys needs filling if at least one of keys in list
5603 # is not present in %$project_info
5604 sub project_info_needs_filling {
5605 my ($project_info, @keys) = @_;
5607 # return List::MoreUtils::any { !exists $project_info->{$_} } @keys;
5608 foreach my $key (@keys) {
5609 if (!exists $project_info->{$key}) {
5610 return 1;
5613 return;
5616 # fills project list info (age, description, owner, category, forks, etc.)
5617 # for each project in the list, removing invalid projects from
5618 # returned list, or fill only specified info.
5620 # Invalid projects are removed from the returned list if and only if you
5621 # ask 'age' or 'age_string' to be filled, because they are the only fields
5622 # that run unconditionally git command that requires repository, and
5623 # therefore do always check if project repository is invalid.
5625 # USAGE:
5626 # * fill_project_list_info(\@project_list, 'descr_long', 'ctags')
5627 # ensures that 'descr_long' and 'ctags' fields are filled
5628 # * @project_list = fill_project_list_info(\@project_list)
5629 # ensures that all fields are filled (and invalid projects removed)
5631 # NOTE: modifies $projlist, but does not remove entries from it
5632 sub fill_project_list_info {
5633 my ($projlist, @wanted_keys) = @_;
5634 my @projects;
5635 my $filter_set = sub { return @_; };
5636 if (@wanted_keys) {
5637 my %wanted_keys = map { $_ => 1 } @wanted_keys;
5638 $filter_set = sub { return grep { $wanted_keys{$_} } @_; };
5641 my $show_ctags = gitweb_check_feature('ctags');
5642 PROJECT:
5643 foreach my $pr (@$projlist) {
5644 if (project_info_needs_filling($pr, $filter_set->('age', 'age_string'))) {
5645 my (@activity) = git_get_last_activity($pr->{'path'});
5646 unless (@activity) {
5647 next PROJECT;
5649 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
5651 if (project_info_needs_filling($pr, $filter_set->('descr', 'descr_long'))) {
5652 my $descr = git_get_project_description($pr->{'path'}) || "";
5653 $descr = to_utf8($descr);
5654 $pr->{'descr_long'} = $descr;
5655 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
5657 if (project_info_needs_filling($pr, $filter_set->('owner'))) {
5658 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
5660 if ($show_ctags &&
5661 project_info_needs_filling($pr, $filter_set->('ctags'))) {
5662 $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
5664 if ($projects_list_group_categories &&
5665 project_info_needs_filling($pr, $filter_set->('category'))) {
5666 my $cat = git_get_project_category($pr->{'path'}) ||
5667 $project_list_default_category;
5668 $pr->{'category'} = to_utf8($cat);
5671 push @projects, $pr;
5674 return @projects;
5677 sub sort_projects_list {
5678 my ($projlist, $order) = @_;
5680 sub order_str {
5681 my $key = shift;
5682 return sub { $a->{$key} cmp $b->{$key} };
5685 sub order_num_then_undef {
5686 my $key = shift;
5687 return sub {
5688 defined $a->{$key} ?
5689 (defined $b->{$key} ? $a->{$key} <=> $b->{$key} : -1) :
5690 (defined $b->{$key} ? 1 : 0)
5694 my %orderings = (
5695 project => order_str('path'),
5696 descr => order_str('descr_long'),
5697 owner => order_str('owner'),
5698 age => order_num_then_undef('age'),
5701 my $ordering = $orderings{$order};
5702 return defined $ordering ? sort $ordering @$projlist : @$projlist;
5705 # returns a hash of categories, containing the list of project
5706 # belonging to each category
5707 sub build_projlist_by_category {
5708 my ($projlist, $from, $to) = @_;
5709 my %categories;
5711 $from = 0 unless defined $from;
5712 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5714 for (my $i = $from; $i <= $to; $i++) {
5715 my $pr = $projlist->[$i];
5716 push @{$categories{ $pr->{'category'} }}, $pr;
5719 return wantarray ? %categories : \%categories;
5722 # print 'sort by' <th> element, generating 'sort by $name' replay link
5723 # if that order is not selected
5724 sub print_sort_th {
5725 print format_sort_th(@_);
5728 sub format_sort_th {
5729 my ($name, $order, $header) = @_;
5730 my $sort_th = "";
5731 $header ||= ucfirst($name);
5733 if ($order eq $name) {
5734 $sort_th .= "<th>$header</th>\n";
5735 } else {
5736 $sort_th .= "<th>" .
5737 $cgi->a({-href => href(-replay=>1, order=>$name),
5738 -class => "header"}, $header) .
5739 "</th>\n";
5742 return $sort_th;
5745 sub git_project_list_rows {
5746 my ($projlist, $from, $to, $check_forks) = @_;
5748 $from = 0 unless defined $from;
5749 $to = $#$projlist if (!defined $to || $#$projlist < $to);
5751 my $alternate = 1;
5752 for (my $i = $from; $i <= $to; $i++) {
5753 my $pr = $projlist->[$i];
5755 if ($alternate) {
5756 print "<tr class=\"dark\">\n";
5757 } else {
5758 print "<tr class=\"light\">\n";
5760 $alternate ^= 1;
5762 if ($check_forks) {
5763 print "<td>";
5764 if ($pr->{'forks'}) {
5765 my $nforks = scalar @{$pr->{'forks'}};
5766 if ($nforks > 0) {
5767 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks"),
5768 -title => "$nforks forks"}, "+");
5769 } else {
5770 print $cgi->span({-title => "$nforks forks"}, "+");
5773 print "</td>\n";
5775 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5776 -class => "list"},
5777 esc_html_match_hl($pr->{'path'}, $search_regexp)) .
5778 "</td>\n" .
5779 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
5780 -class => "list",
5781 -title => $pr->{'descr_long'}},
5782 $search_regexp
5783 ? esc_html_match_hl_chopped($pr->{'descr_long'},
5784 $pr->{'descr'}, $search_regexp)
5785 : esc_html($pr->{'descr'})) .
5786 "</td>\n";
5787 unless ($omit_owner) {
5788 print "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
5790 unless ($omit_age_column) {
5791 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
5792 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n";
5794 print"<td class=\"link\">" .
5795 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
5796 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
5797 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
5798 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
5799 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
5800 "</td>\n" .
5801 "</tr>\n";
5805 sub git_project_list_body {
5806 # actually uses global variable $project
5807 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
5808 my @projects = @$projlist;
5810 my $check_forks = gitweb_check_feature('forks');
5811 my $show_ctags = gitweb_check_feature('ctags');
5812 my $tagfilter = $show_ctags ? $input_params{'ctag'} : undef;
5813 $check_forks = undef
5814 if ($tagfilter || $search_regexp);
5816 # filtering out forks before filling info allows to do less work
5817 @projects = filter_forks_from_projects_list(\@projects)
5818 if ($check_forks);
5819 # search_projects_list pre-fills required info
5820 @projects = search_projects_list(\@projects,
5821 'search_regexp' => $search_regexp,
5822 'tagfilter' => $tagfilter)
5823 if ($tagfilter || $search_regexp);
5824 # fill the rest
5825 my @all_fields = ('descr', 'descr_long', 'ctags', 'category');
5826 push @all_fields, ('age', 'age_string') unless($omit_age_column);
5827 push @all_fields, 'owner' unless($omit_owner);
5828 @projects = fill_project_list_info(\@projects, @all_fields);
5830 $order ||= $default_projects_order;
5831 $from = 0 unless defined $from;
5832 $to = $#projects if (!defined $to || $#projects < $to);
5834 # short circuit
5835 if ($from > $to) {
5836 print "<center>\n".
5837 "<b>No such projects found</b><br />\n".
5838 "Click ".$cgi->a({-href=>href(project=>undef)},"here")." to view all projects<br />\n".
5839 "</center>\n<br />\n";
5840 return;
5843 @projects = sort_projects_list(\@projects, $order);
5845 if ($show_ctags) {
5846 my $ctags = git_gather_all_ctags(\@projects);
5847 my $cloud = git_populate_project_tagcloud($ctags);
5848 print git_show_project_tagcloud($cloud, 64);
5851 print "<table class=\"project_list\">\n";
5852 unless ($no_header) {
5853 print "<tr>\n";
5854 if ($check_forks) {
5855 print "<th></th>\n";
5857 print_sort_th('project', $order, 'Project');
5858 print_sort_th('descr', $order, 'Description');
5859 print_sort_th('owner', $order, 'Owner') unless $omit_owner;
5860 print_sort_th('age', $order, 'Last Change') unless $omit_age_column;
5861 print "<th></th>\n" . # for links
5862 "</tr>\n";
5865 if ($projects_list_group_categories) {
5866 # only display categories with projects in the $from-$to window
5867 @projects = sort {$a->{'category'} cmp $b->{'category'}} @projects[$from..$to];
5868 my %categories = build_projlist_by_category(\@projects, $from, $to);
5869 foreach my $cat (sort keys %categories) {
5870 unless ($cat eq "") {
5871 print "<tr>\n";
5872 if ($check_forks) {
5873 print "<td></td>\n";
5875 print "<td class=\"category\" colspan=\"5\">".esc_html($cat)."</td>\n";
5876 print "</tr>\n";
5879 git_project_list_rows($categories{$cat}, undef, undef, $check_forks);
5881 } else {
5882 git_project_list_rows(\@projects, $from, $to, $check_forks);
5885 if (defined $extra) {
5886 print "<tr>\n";
5887 if ($check_forks) {
5888 print "<td></td>\n";
5890 print "<td colspan=\"5\">$extra</td>\n" .
5891 "</tr>\n";
5893 print "</table>\n";
5896 sub git_log_body {
5897 # uses global variable $project
5898 my ($commitlist, $from, $to, $refs, $extra) = @_;
5900 $from = 0 unless defined $from;
5901 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5903 for (my $i = 0; $i <= $to; $i++) {
5904 my %co = %{$commitlist->[$i]};
5905 next if !%co;
5906 my $commit = $co{'id'};
5907 my $ref = format_ref_marker($refs, $commit);
5908 git_print_header_div('commit',
5909 "<span class=\"age\">$co{'age_string'}</span>" .
5910 esc_html($co{'title'}) . $ref,
5911 $commit);
5912 print "<div class=\"title_text\">\n" .
5913 "<div class=\"log_link\">\n" .
5914 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
5915 " | " .
5916 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
5917 " | " .
5918 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
5919 "<br/>\n" .
5920 "</div>\n";
5921 git_print_authorship(\%co, -tag => 'span');
5922 print "<br/>\n</div>\n";
5924 print "<div class=\"log_body\">\n";
5925 git_print_log($co{'comment'}, -final_empty_line=> 1);
5926 print "</div>\n";
5928 if ($extra) {
5929 print "<div class=\"page_nav\">\n";
5930 print "$extra\n";
5931 print "</div>\n";
5935 sub git_shortlog_body {
5936 # uses global variable $project
5937 my ($commitlist, $from, $to, $refs, $extra) = @_;
5939 $from = 0 unless defined $from;
5940 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
5942 print "<table class=\"shortlog\">\n";
5943 my $alternate = 1;
5944 for (my $i = $from; $i <= $to; $i++) {
5945 my %co = %{$commitlist->[$i]};
5946 my $commit = $co{'id'};
5947 my $ref = format_ref_marker($refs, $commit);
5948 if ($alternate) {
5949 print "<tr class=\"dark\">\n";
5950 } else {
5951 print "<tr class=\"light\">\n";
5953 $alternate ^= 1;
5954 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
5955 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5956 format_author_html('td', \%co, 10) . "<td>";
5957 print format_subject_html($co{'title'}, $co{'title_short'},
5958 href(action=>"commit", hash=>$commit), $ref);
5959 print "</td>\n" .
5960 "<td class=\"link\">" .
5961 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
5962 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
5963 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
5964 my $snapshot_links = format_snapshot_links($commit);
5965 if (defined $snapshot_links) {
5966 print " | " . $snapshot_links;
5968 print "</td>\n" .
5969 "</tr>\n";
5971 if (defined $extra) {
5972 print "<tr>\n" .
5973 "<td colspan=\"4\">$extra</td>\n" .
5974 "</tr>\n";
5976 print "</table>\n";
5979 sub git_history_body {
5980 # Warning: assumes constant type (blob or tree) during history
5981 my ($commitlist, $from, $to, $refs, $extra,
5982 $file_name, $file_hash, $ftype) = @_;
5984 $from = 0 unless defined $from;
5985 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
5987 print "<table class=\"history\">\n";
5988 my $alternate = 1;
5989 for (my $i = $from; $i <= $to; $i++) {
5990 my %co = %{$commitlist->[$i]};
5991 if (!%co) {
5992 next;
5994 my $commit = $co{'id'};
5996 my $ref = format_ref_marker($refs, $commit);
5998 if ($alternate) {
5999 print "<tr class=\"dark\">\n";
6000 } else {
6001 print "<tr class=\"light\">\n";
6003 $alternate ^= 1;
6004 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6005 # shortlog: format_author_html('td', \%co, 10)
6006 format_author_html('td', \%co, 15, 3) . "<td>";
6007 # originally git_history used chop_str($co{'title'}, 50)
6008 print format_subject_html($co{'title'}, $co{'title_short'},
6009 href(action=>"commit", hash=>$commit), $ref);
6010 print "</td>\n" .
6011 "<td class=\"link\">" .
6012 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
6013 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
6015 if ($ftype eq 'blob') {
6016 print " | " .
6017 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$commit, file_name=>$file_name)}, "raw");
6019 my $blob_current = $file_hash;
6020 my $blob_parent = git_get_hash_by_path($commit, $file_name);
6021 if (defined $blob_current && defined $blob_parent &&
6022 $blob_current ne $blob_parent) {
6023 print " | " .
6024 $cgi->a({-href => href(action=>"blobdiff",
6025 hash=>$blob_current, hash_parent=>$blob_parent,
6026 hash_base=>$hash_base, hash_parent_base=>$commit,
6027 file_name=>$file_name)},
6028 "diff to current");
6031 print "</td>\n" .
6032 "</tr>\n";
6034 if (defined $extra) {
6035 print "<tr>\n" .
6036 "<td colspan=\"4\">$extra</td>\n" .
6037 "</tr>\n";
6039 print "</table>\n";
6042 sub git_tags_body {
6043 # uses global variable $project
6044 my ($taglist, $from, $to, $extra) = @_;
6045 $from = 0 unless defined $from;
6046 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
6048 print "<table class=\"tags\">\n";
6049 my $alternate = 1;
6050 for (my $i = $from; $i <= $to; $i++) {
6051 my $entry = $taglist->[$i];
6052 my %tag = %$entry;
6053 my $comment = $tag{'subject'};
6054 my $comment_short;
6055 if (defined $comment) {
6056 $comment_short = chop_str($comment, 30, 5);
6058 if ($alternate) {
6059 print "<tr class=\"dark\">\n";
6060 } else {
6061 print "<tr class=\"light\">\n";
6063 $alternate ^= 1;
6064 if (defined $tag{'age'}) {
6065 print "<td><i>$tag{'age'}</i></td>\n";
6066 } else {
6067 print "<td></td>\n";
6069 print "<td>" .
6070 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
6071 -class => "list name"}, esc_html($tag{'name'})) .
6072 "</td>\n" .
6073 "<td>";
6074 if (defined $comment) {
6075 print format_subject_html($comment, $comment_short,
6076 href(action=>"tag", hash=>$tag{'id'}));
6078 print "</td>\n" .
6079 "<td class=\"selflink\">";
6080 if ($tag{'type'} eq "tag") {
6081 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
6082 } else {
6083 print "&nbsp;";
6085 print "</td>\n" .
6086 "<td class=\"link\">" . " | " .
6087 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
6088 if ($tag{'reftype'} eq "commit") {
6089 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
6090 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
6091 } elsif ($tag{'reftype'} eq "blob") {
6092 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
6094 print "</td>\n" .
6095 "</tr>";
6097 if (defined $extra) {
6098 print "<tr>\n" .
6099 "<td colspan=\"5\">$extra</td>\n" .
6100 "</tr>\n";
6102 print "</table>\n";
6105 sub git_heads_body {
6106 # uses global variable $project
6107 my ($headlist, $head_at, $from, $to, $extra) = @_;
6108 $from = 0 unless defined $from;
6109 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
6111 print "<table class=\"heads\">\n";
6112 my $alternate = 1;
6113 for (my $i = $from; $i <= $to; $i++) {
6114 my $entry = $headlist->[$i];
6115 my %ref = %$entry;
6116 my $curr = defined $head_at && $ref{'id'} eq $head_at;
6117 if ($alternate) {
6118 print "<tr class=\"dark\">\n";
6119 } else {
6120 print "<tr class=\"light\">\n";
6122 $alternate ^= 1;
6123 print "<td><i>$ref{'age'}</i></td>\n" .
6124 ($curr ? "<td class=\"current_head\">" : "<td>") .
6125 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
6126 -class => "list name"},esc_html($ref{'name'})) .
6127 "</td>\n" .
6128 "<td class=\"link\">" .
6129 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
6130 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
6131 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'fullname'})}, "tree") .
6132 "</td>\n" .
6133 "</tr>";
6135 if (defined $extra) {
6136 print "<tr>\n" .
6137 "<td colspan=\"3\">$extra</td>\n" .
6138 "</tr>\n";
6140 print "</table>\n";
6143 # Display a single remote block
6144 sub git_remote_block {
6145 my ($remote, $rdata, $limit, $head) = @_;
6147 my $heads = $rdata->{'heads'};
6148 my $fetch = $rdata->{'fetch'};
6149 my $push = $rdata->{'push'};
6151 my $urls_table = "<table class=\"projects_list\">\n" ;
6153 if (defined $fetch) {
6154 if ($fetch eq $push) {
6155 $urls_table .= format_repo_url("URL", $fetch);
6156 } else {
6157 $urls_table .= format_repo_url("Fetch URL", $fetch);
6158 $urls_table .= format_repo_url("Push URL", $push) if defined $push;
6160 } elsif (defined $push) {
6161 $urls_table .= format_repo_url("Push URL", $push);
6162 } else {
6163 $urls_table .= format_repo_url("", "No remote URL");
6166 $urls_table .= "</table>\n";
6168 my $dots;
6169 if (defined $limit && $limit < @$heads) {
6170 $dots = $cgi->a({-href => href(action=>"remotes", hash=>$remote)}, "...");
6173 print $urls_table;
6174 git_heads_body($heads, $head, 0, $limit, $dots);
6177 # Display a list of remote names with the respective fetch and push URLs
6178 sub git_remotes_list {
6179 my ($remotedata, $limit) = @_;
6180 print "<table class=\"heads\">\n";
6181 my $alternate = 1;
6182 my @remotes = sort keys %$remotedata;
6184 my $limited = $limit && $limit < @remotes;
6186 $#remotes = $limit - 1 if $limited;
6188 while (my $remote = shift @remotes) {
6189 my $rdata = $remotedata->{$remote};
6190 my $fetch = $rdata->{'fetch'};
6191 my $push = $rdata->{'push'};
6192 if ($alternate) {
6193 print "<tr class=\"dark\">\n";
6194 } else {
6195 print "<tr class=\"light\">\n";
6197 $alternate ^= 1;
6198 print "<td>" .
6199 $cgi->a({-href=> href(action=>'remotes', hash=>$remote),
6200 -class=> "list name"},esc_html($remote)) .
6201 "</td>";
6202 print "<td class=\"link\">" .
6203 (defined $fetch ? $cgi->a({-href=> $fetch}, "fetch") : "fetch") .
6204 " | " .
6205 (defined $push ? $cgi->a({-href=> $push}, "push") : "push") .
6206 "</td>";
6208 print "</tr>\n";
6211 if ($limited) {
6212 print "<tr>\n" .
6213 "<td colspan=\"3\">" .
6214 $cgi->a({-href => href(action=>"remotes")}, "...") .
6215 "</td>\n" . "</tr>\n";
6218 print "</table>";
6221 # Display remote heads grouped by remote, unless there are too many
6222 # remotes, in which case we only display the remote names
6223 sub git_remotes_body {
6224 my ($remotedata, $limit, $head) = @_;
6225 if ($limit and $limit < keys %$remotedata) {
6226 git_remotes_list($remotedata, $limit);
6227 } else {
6228 fill_remote_heads($remotedata);
6229 while (my ($remote, $rdata) = each %$remotedata) {
6230 git_print_section({-class=>"remote", -id=>$remote},
6231 ["remotes", $remote, $remote], sub {
6232 git_remote_block($remote, $rdata, $limit, $head);
6238 sub git_search_message {
6239 my %co = @_;
6241 my $greptype;
6242 if ($searchtype eq 'commit') {
6243 $greptype = "--grep=";
6244 } elsif ($searchtype eq 'author') {
6245 $greptype = "--author=";
6246 } elsif ($searchtype eq 'committer') {
6247 $greptype = "--committer=";
6249 $greptype .= $searchtext;
6250 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
6251 $greptype, '--regexp-ignore-case',
6252 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
6254 my $paging_nav = '';
6255 if ($page > 0) {
6256 $paging_nav .=
6257 $cgi->a({-href => href(-replay=>1, page=>undef)},
6258 "first") .
6259 " &sdot; " .
6260 $cgi->a({-href => href(-replay=>1, page=>$page-1),
6261 -accesskey => "p", -title => "Alt-p"}, "prev");
6262 } else {
6263 $paging_nav .= "first &sdot; prev";
6265 my $next_link = '';
6266 if ($#commitlist >= 100) {
6267 $next_link =
6268 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6269 -accesskey => "n", -title => "Alt-n"}, "next");
6270 $paging_nav .= " &sdot; $next_link";
6271 } else {
6272 $paging_nav .= " &sdot; next";
6275 git_header_html();
6277 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
6278 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6279 if ($page == 0 && !@commitlist) {
6280 print "<p>No match.</p>\n";
6281 } else {
6282 git_search_grep_body(\@commitlist, 0, 99, $next_link);
6285 git_footer_html();
6288 sub git_search_changes {
6289 my %co = @_;
6291 local $/ = "\n";
6292 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
6293 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
6294 ($search_use_regexp ? '--pickaxe-regex' : ())
6295 or die_error(500, "Open git-log failed");
6297 git_header_html();
6299 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6300 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6302 print "<table class=\"pickaxe search\">\n";
6303 my $alternate = 1;
6304 undef %co;
6305 my @files;
6306 while (my $line = <$fd>) {
6307 chomp $line;
6308 next unless $line;
6310 my %set = parse_difftree_raw_line($line);
6311 if (defined $set{'commit'}) {
6312 # finish previous commit
6313 if (%co) {
6314 print "</td>\n" .
6315 "<td class=\"link\">" .
6316 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
6317 "commit") .
6318 " | " .
6319 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
6320 hash_base=>$co{'id'})},
6321 "tree") .
6322 "</td>\n" .
6323 "</tr>\n";
6326 if ($alternate) {
6327 print "<tr class=\"dark\">\n";
6328 } else {
6329 print "<tr class=\"light\">\n";
6331 $alternate ^= 1;
6332 %co = parse_commit($set{'commit'});
6333 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
6334 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6335 "<td><i>$author</i></td>\n" .
6336 "<td>" .
6337 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6338 -class => "list subject"},
6339 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6340 } elsif (defined $set{'to_id'}) {
6341 next if is_deleted(\%set);
6343 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
6344 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
6345 -class => "list"},
6346 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
6347 "<br/>\n";
6350 close $fd;
6352 # finish last commit (warning: repetition!)
6353 if (%co) {
6354 print "</td>\n" .
6355 "<td class=\"link\">" .
6356 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})},
6357 "commit") .
6358 " | " .
6359 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'},
6360 hash_base=>$co{'id'})},
6361 "tree") .
6362 "</td>\n" .
6363 "</tr>\n";
6366 print "</table>\n";
6368 git_footer_html();
6371 sub git_search_files {
6372 my %co = @_;
6374 local $/ = "\n";
6375 open my $fd, "-|", git_cmd(), 'grep', '-n', '-z',
6376 $search_use_regexp ? ('-E', '-i') : '-F',
6377 $searchtext, $co{'tree'}
6378 or die_error(500, "Open git-grep failed");
6380 git_header_html();
6382 git_print_page_nav('','', $hash,$co{'tree'},$hash);
6383 git_print_header_div('commit', esc_html($co{'title'}), $hash);
6385 print "<table class=\"grep_search\">\n";
6386 my $alternate = 1;
6387 my $matches = 0;
6388 my $lastfile = '';
6389 my $file_href;
6390 while (my $line = <$fd>) {
6391 chomp $line;
6392 my ($file, $lno, $ltext, $binary);
6393 last if ($matches++ > 1000);
6394 if ($line =~ /^Binary file (.+) matches$/) {
6395 $file = $1;
6396 $binary = 1;
6397 } else {
6398 ($file, $lno, $ltext) = split(/\0/, $line, 3);
6399 $file =~ s/^$co{'tree'}://;
6401 if ($file ne $lastfile) {
6402 $lastfile and print "</td></tr>\n";
6403 if ($alternate++) {
6404 print "<tr class=\"dark\">\n";
6405 } else {
6406 print "<tr class=\"light\">\n";
6408 $file_href = href(action=>"blob", hash_base=>$co{'id'},
6409 file_name=>$file);
6410 print "<td class=\"list\">".
6411 $cgi->a({-href => $file_href, -class => "list"}, esc_path($file));
6412 print "</td><td>\n";
6413 $lastfile = $file;
6415 if ($binary) {
6416 print "<div class=\"binary\">Binary file</div>\n";
6417 } else {
6418 $ltext = untabify($ltext);
6419 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
6420 $ltext = esc_html($1, -nbsp=>1);
6421 $ltext .= '<span class="match">';
6422 $ltext .= esc_html($2, -nbsp=>1);
6423 $ltext .= '</span>';
6424 $ltext .= esc_html($3, -nbsp=>1);
6425 } else {
6426 $ltext = esc_html($ltext, -nbsp=>1);
6428 print "<div class=\"pre\">" .
6429 $cgi->a({-href => $file_href.'#l'.$lno,
6430 -class => "linenr"}, sprintf('%4i', $lno)) .
6431 ' ' . $ltext . "</div>\n";
6434 if ($lastfile) {
6435 print "</td></tr>\n";
6436 if ($matches > 1000) {
6437 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
6439 } else {
6440 print "<div class=\"diff nodifferences\">No matches found</div>\n";
6442 close $fd;
6444 print "</table>\n";
6446 git_footer_html();
6449 sub git_search_grep_body {
6450 my ($commitlist, $from, $to, $extra) = @_;
6451 $from = 0 unless defined $from;
6452 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
6454 print "<table class=\"commit_search\">\n";
6455 my $alternate = 1;
6456 for (my $i = $from; $i <= $to; $i++) {
6457 my %co = %{$commitlist->[$i]};
6458 if (!%co) {
6459 next;
6461 my $commit = $co{'id'};
6462 if ($alternate) {
6463 print "<tr class=\"dark\">\n";
6464 } else {
6465 print "<tr class=\"light\">\n";
6467 $alternate ^= 1;
6468 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
6469 format_author_html('td', \%co, 15, 5) .
6470 "<td>" .
6471 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
6472 -class => "list subject"},
6473 chop_and_escape_str($co{'title'}, 50) . "<br/>");
6474 my $comment = $co{'comment'};
6475 foreach my $line (@$comment) {
6476 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
6477 my ($lead, $match, $trail) = ($1, $2, $3);
6478 $match = chop_str($match, 70, 5, 'center');
6479 my $contextlen = int((80 - length($match))/2);
6480 $contextlen = 30 if ($contextlen > 30);
6481 $lead = chop_str($lead, $contextlen, 10, 'left');
6482 $trail = chop_str($trail, $contextlen, 10, 'right');
6484 $lead = esc_html($lead);
6485 $match = esc_html($match);
6486 $trail = esc_html($trail);
6488 print "$lead<span class=\"match\">$match</span>$trail<br />";
6491 print "</td>\n" .
6492 "<td class=\"link\">" .
6493 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
6494 " | " .
6495 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
6496 " | " .
6497 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
6498 print "</td>\n" .
6499 "</tr>\n";
6501 if (defined $extra) {
6502 print "<tr>\n" .
6503 "<td colspan=\"3\">$extra</td>\n" .
6504 "</tr>\n";
6506 print "</table>\n";
6509 ## ======================================================================
6510 ## ======================================================================
6511 ## actions
6513 sub git_project_list {
6514 my $order = $input_params{'order'};
6515 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
6516 die_error(400, "Unknown order parameter");
6519 my @list = git_get_projects_list($project_filter, $strict_export);
6520 if (!@list) {
6521 die_error(404, "No projects found");
6524 git_header_html();
6525 if (defined $home_text && -f $home_text) {
6526 print "<div class=\"index_include\">\n";
6527 insert_file($home_text);
6528 print "</div>\n";
6531 git_project_search_form($searchtext, $search_use_regexp);
6532 git_project_list_body(\@list, $order);
6533 git_footer_html();
6536 sub git_forks {
6537 my $order = $input_params{'order'};
6538 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
6539 die_error(400, "Unknown order parameter");
6542 my $filter = $project;
6543 $filter =~ s/\.git$//;
6544 my @list = git_get_projects_list($filter);
6545 if (!@list) {
6546 die_error(404, "No forks found");
6549 git_header_html();
6550 git_print_page_nav('','');
6551 git_print_header_div('summary', "$project forks");
6552 git_project_list_body(\@list, $order);
6553 git_footer_html();
6556 sub git_project_index {
6557 my @projects = git_get_projects_list($project_filter, $strict_export);
6558 if (!@projects) {
6559 die_error(404, "No projects found");
6562 print $cgi->header(
6563 -type => 'text/plain',
6564 -charset => 'utf-8',
6565 -content_disposition => 'inline; filename="index.aux"');
6567 foreach my $pr (@projects) {
6568 if (!exists $pr->{'owner'}) {
6569 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
6572 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
6573 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
6574 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
6575 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
6576 $path =~ s/ /\+/g;
6577 $owner =~ s/ /\+/g;
6579 print "$path $owner\n";
6583 sub git_summary {
6584 my $descr = git_get_project_description($project) || "none";
6585 my %co = parse_commit("HEAD");
6586 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
6587 my $head = $co{'id'};
6588 my $remote_heads = gitweb_check_feature('remote_heads');
6590 my $owner = git_get_project_owner($project);
6592 my $refs = git_get_references();
6593 # These get_*_list functions return one more to allow us to see if
6594 # there are more ...
6595 my @taglist = git_get_tags_list(16);
6596 my @headlist = git_get_heads_list(16);
6597 my %remotedata = $remote_heads ? git_get_remotes_list() : ();
6598 my @forklist;
6599 my $check_forks = gitweb_check_feature('forks');
6601 if ($check_forks) {
6602 # find forks of a project
6603 my $filter = $project;
6604 $filter =~ s/\.git$//;
6605 @forklist = git_get_projects_list($filter);
6606 # filter out forks of forks
6607 @forklist = filter_forks_from_projects_list(\@forklist)
6608 if (@forklist);
6611 git_header_html();
6612 git_print_page_nav('summary','', $head);
6614 print "<div class=\"title\">&nbsp;</div>\n";
6615 print "<table class=\"projects_list\">\n" .
6616 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n";
6617 if ($owner and not $omit_owner) {
6618 print "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
6620 if (defined $cd{'rfc2822'}) {
6621 print "<tr id=\"metadata_lchange\"><td>last change</td>" .
6622 "<td>".format_timestamp_html(\%cd)."</td></tr>\n";
6625 # use per project git URL list in $projectroot/$project/cloneurl
6626 # or make project git URL from git base URL and project name
6627 my $url_tag = "URL";
6628 my @url_list = git_get_project_url_list($project);
6629 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
6630 foreach my $git_url (@url_list) {
6631 next unless $git_url;
6632 print format_repo_url($url_tag, $git_url);
6633 $url_tag = "";
6636 # Tag cloud
6637 my $show_ctags = gitweb_check_feature('ctags');
6638 if ($show_ctags) {
6639 my $ctags = git_get_project_ctags($project);
6640 if (%$ctags) {
6641 # without ability to add tags, don't show if there are none
6642 my $cloud = git_populate_project_tagcloud($ctags);
6643 print "<tr id=\"metadata_ctags\">" .
6644 "<td>content tags</td>" .
6645 "<td>".git_show_project_tagcloud($cloud, 48)."</td>" .
6646 "</tr>\n";
6650 print "</table>\n";
6652 # If XSS prevention is on, we don't include README.html.
6653 # TODO: Allow a readme in some safe format.
6654 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
6655 print "<div class=\"title\">readme</div>\n" .
6656 "<div class=\"readme\">\n";
6657 insert_file("$projectroot/$project/README.html");
6658 print "\n</div>\n"; # class="readme"
6661 # we need to request one more than 16 (0..15) to check if
6662 # those 16 are all
6663 my @commitlist = $head ? parse_commits($head, 17) : ();
6664 if (@commitlist) {
6665 git_print_header_div('shortlog');
6666 git_shortlog_body(\@commitlist, 0, 15, $refs,
6667 $#commitlist <= 15 ? undef :
6668 $cgi->a({-href => href(action=>"shortlog")}, "..."));
6671 if (@taglist) {
6672 git_print_header_div('tags');
6673 git_tags_body(\@taglist, 0, 15,
6674 $#taglist <= 15 ? undef :
6675 $cgi->a({-href => href(action=>"tags")}, "..."));
6678 if (@headlist) {
6679 git_print_header_div('heads');
6680 git_heads_body(\@headlist, $head, 0, 15,
6681 $#headlist <= 15 ? undef :
6682 $cgi->a({-href => href(action=>"heads")}, "..."));
6685 if (%remotedata) {
6686 git_print_header_div('remotes');
6687 git_remotes_body(\%remotedata, 15, $head);
6690 if (@forklist) {
6691 git_print_header_div('forks');
6692 git_project_list_body(\@forklist, 'age', 0, 15,
6693 $#forklist <= 15 ? undef :
6694 $cgi->a({-href => href(action=>"forks")}, "..."),
6695 'no_header');
6698 git_footer_html();
6701 sub git_tag {
6702 my %tag = parse_tag($hash);
6704 if (! %tag) {
6705 die_error(404, "Unknown tag object");
6708 my $head = git_get_head_hash($project);
6709 git_header_html();
6710 git_print_page_nav('','', $head,undef,$head);
6711 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
6712 print "<div class=\"title_text\">\n" .
6713 "<table class=\"object_header\">\n" .
6714 "<tr>\n" .
6715 "<td>object</td>\n" .
6716 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6717 $tag{'object'}) . "</td>\n" .
6718 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
6719 $tag{'type'}) . "</td>\n" .
6720 "</tr>\n";
6721 if (defined($tag{'author'})) {
6722 git_print_authorship_rows(\%tag, 'author');
6724 print "</table>\n\n" .
6725 "</div>\n";
6726 print "<div class=\"page_body\">";
6727 my $comment = $tag{'comment'};
6728 foreach my $line (@$comment) {
6729 chomp $line;
6730 print esc_html($line, -nbsp=>1) . "<br/>\n";
6732 print "</div>\n";
6733 git_footer_html();
6736 sub git_blame_common {
6737 my $format = shift || 'porcelain';
6738 if ($format eq 'porcelain' && $input_params{'javascript'}) {
6739 $format = 'incremental';
6740 $action = 'blame_incremental'; # for page title etc
6743 # permissions
6744 gitweb_check_feature('blame')
6745 or die_error(403, "Blame view not allowed");
6747 # error checking
6748 die_error(400, "No file name given") unless $file_name;
6749 $hash_base ||= git_get_head_hash($project);
6750 die_error(404, "Couldn't find base commit") unless $hash_base;
6751 my %co = parse_commit($hash_base)
6752 or die_error(404, "Commit not found");
6753 my $ftype = "blob";
6754 if (!defined $hash) {
6755 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
6756 or die_error(404, "Error looking up file");
6757 } else {
6758 $ftype = git_get_type($hash);
6759 if ($ftype !~ "blob") {
6760 die_error(400, "Object is not a blob");
6764 my $fd;
6765 if ($format eq 'incremental') {
6766 # get file contents (as base)
6767 open $fd, "-|", git_cmd(), 'cat-file', 'blob', $hash
6768 or die_error(500, "Open git-cat-file failed");
6769 } elsif ($format eq 'data') {
6770 # run git-blame --incremental
6771 open $fd, "-|", git_cmd(), "blame", "--incremental",
6772 $hash_base, "--", $file_name
6773 or die_error(500, "Open git-blame --incremental failed");
6774 } else {
6775 # run git-blame --porcelain
6776 open $fd, "-|", git_cmd(), "blame", '-p',
6777 $hash_base, '--', $file_name
6778 or die_error(500, "Open git-blame --porcelain failed");
6780 binmode $fd, ':utf8';
6782 # incremental blame data returns early
6783 if ($format eq 'data') {
6784 print $cgi->header(
6785 -type=>"text/plain", -charset => "utf-8",
6786 -status=> "200 OK");
6787 local $| = 1; # output autoflush
6788 while (my $line = <$fd>) {
6789 print to_utf8($line);
6791 close $fd
6792 or print "ERROR $!\n";
6794 print 'END';
6795 if (defined $t0 && gitweb_check_feature('timed')) {
6796 print ' '.
6797 tv_interval($t0, [ gettimeofday() ]).
6798 ' '.$number_of_git_cmds;
6800 print "\n";
6802 return;
6805 # page header
6806 git_header_html();
6807 my $formats_nav =
6808 $cgi->a({-href => href(action=>"blob", -replay=>1)},
6809 "blob") .
6810 " | ";
6811 if ($format eq 'incremental') {
6812 $formats_nav .=
6813 $cgi->a({-href => href(action=>"blame", javascript=>0, -replay=>1)},
6814 "blame") . " (non-incremental)";
6815 } else {
6816 $formats_nav .=
6817 $cgi->a({-href => href(action=>"blame_incremental", -replay=>1)},
6818 "blame") . " (incremental)";
6820 $formats_nav .=
6821 " | " .
6822 $cgi->a({-href => href(action=>"history", -replay=>1)},
6823 "history") .
6824 " | " .
6825 $cgi->a({-href => href(action=>$action, file_name=>$file_name)},
6826 "HEAD");
6827 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
6828 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
6829 git_print_page_path($file_name, $ftype, $hash_base);
6831 # page body
6832 if ($format eq 'incremental') {
6833 print "<noscript>\n<div class=\"error\"><center><b>\n".
6834 "This page requires JavaScript to run.\n Use ".
6835 $cgi->a({-href => href(action=>'blame',javascript=>0,-replay=>1)},
6836 'this page').
6837 " instead.\n".
6838 "</b></center></div>\n</noscript>\n";
6840 print qq!<div id="progress_bar" style="width: 100%; background-color: yellow"></div>\n!;
6843 print qq!<div class="page_body">\n!;
6844 print qq!<div id="progress_info">... / ...</div>\n!
6845 if ($format eq 'incremental');
6846 print qq!<table id="blame_table" class="blame" width="100%">\n!.
6847 #qq!<col width="5.5em" /><col width="2.5em" /><col width="*" />\n!.
6848 qq!<thead>\n!.
6849 qq!<tr><th>Commit</th><th>Line</th><th>Data</th></tr>\n!.
6850 qq!</thead>\n!.
6851 qq!<tbody>\n!;
6853 my @rev_color = qw(light dark);
6854 my $num_colors = scalar(@rev_color);
6855 my $current_color = 0;
6857 if ($format eq 'incremental') {
6858 my $color_class = $rev_color[$current_color];
6860 #contents of a file
6861 my $linenr = 0;
6862 LINE:
6863 while (my $line = <$fd>) {
6864 chomp $line;
6865 $linenr++;
6867 print qq!<tr id="l$linenr" class="$color_class">!.
6868 qq!<td class="sha1"><a href=""> </a></td>!.
6869 qq!<td class="linenr">!.
6870 qq!<a class="linenr" href="">$linenr</a></td>!;
6871 print qq!<td class="pre">! . esc_html($line) . "</td>\n";
6872 print qq!</tr>\n!;
6875 } else { # porcelain, i.e. ordinary blame
6876 my %metainfo = (); # saves information about commits
6878 # blame data
6879 LINE:
6880 while (my $line = <$fd>) {
6881 chomp $line;
6882 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
6883 # no <lines in group> for subsequent lines in group of lines
6884 my ($full_rev, $orig_lineno, $lineno, $group_size) =
6885 ($line =~ /^($oid_regex) (\d+) (\d+)(?: (\d+))?$/);
6886 if (!exists $metainfo{$full_rev}) {
6887 $metainfo{$full_rev} = { 'nprevious' => 0 };
6889 my $meta = $metainfo{$full_rev};
6890 my $data;
6891 while ($data = <$fd>) {
6892 chomp $data;
6893 last if ($data =~ s/^\t//); # contents of line
6894 if ($data =~ /^(\S+)(?: (.*))?$/) {
6895 $meta->{$1} = $2 unless exists $meta->{$1};
6897 if ($data =~ /^previous /) {
6898 $meta->{'nprevious'}++;
6901 my $short_rev = substr($full_rev, 0, 8);
6902 my $author = $meta->{'author'};
6903 my %date =
6904 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
6905 my $date = $date{'iso-tz'};
6906 if ($group_size) {
6907 $current_color = ($current_color + 1) % $num_colors;
6909 my $tr_class = $rev_color[$current_color];
6910 $tr_class .= ' boundary' if (exists $meta->{'boundary'});
6911 $tr_class .= ' no-previous' if ($meta->{'nprevious'} == 0);
6912 $tr_class .= ' multiple-previous' if ($meta->{'nprevious'} > 1);
6913 print "<tr id=\"l$lineno\" class=\"$tr_class\">\n";
6914 if ($group_size) {
6915 print "<td class=\"sha1\"";
6916 print " title=\"". esc_html($author) . ", $date\"";
6917 print " rowspan=\"$group_size\"" if ($group_size > 1);
6918 print ">";
6919 print $cgi->a({-href => href(action=>"commit",
6920 hash=>$full_rev,
6921 file_name=>$file_name)},
6922 esc_html($short_rev));
6923 if ($group_size >= 2) {
6924 my @author_initials = ($author =~ /\b([[:upper:]])\B/g);
6925 if (@author_initials) {
6926 print "<br />" .
6927 esc_html(join('', @author_initials));
6928 # or join('.', ...)
6931 print "</td>\n";
6933 # 'previous' <sha1 of parent commit> <filename at commit>
6934 if (exists $meta->{'previous'} &&
6935 $meta->{'previous'} =~ /^($oid_regex) (.*)$/) {
6936 $meta->{'parent'} = $1;
6937 $meta->{'file_parent'} = unquote($2);
6939 my $linenr_commit =
6940 exists($meta->{'parent'}) ?
6941 $meta->{'parent'} : $full_rev;
6942 my $linenr_filename =
6943 exists($meta->{'file_parent'}) ?
6944 $meta->{'file_parent'} : unquote($meta->{'filename'});
6945 my $blamed = href(action => 'blame',
6946 file_name => $linenr_filename,
6947 hash_base => $linenr_commit);
6948 print "<td class=\"linenr\">";
6949 print $cgi->a({ -href => "$blamed#l$orig_lineno",
6950 -class => "linenr" },
6951 esc_html($lineno));
6952 print "</td>";
6953 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
6954 print "</tr>\n";
6955 } # end while
6959 # footer
6960 print "</tbody>\n".
6961 "</table>\n"; # class="blame"
6962 print "</div>\n"; # class="blame_body"
6963 close $fd
6964 or print "Reading blob failed\n";
6966 git_footer_html();
6969 sub git_blame {
6970 git_blame_common();
6973 sub git_blame_incremental {
6974 git_blame_common('incremental');
6977 sub git_blame_data {
6978 git_blame_common('data');
6981 sub git_tags {
6982 my $head = git_get_head_hash($project);
6983 git_header_html();
6984 git_print_page_nav('','', $head,undef,$head,format_ref_views('tags'));
6985 git_print_header_div('summary', $project);
6987 my @tagslist = git_get_tags_list();
6988 if (@tagslist) {
6989 git_tags_body(\@tagslist);
6991 git_footer_html();
6994 sub git_heads {
6995 my $head = git_get_head_hash($project);
6996 git_header_html();
6997 git_print_page_nav('','', $head,undef,$head,format_ref_views('heads'));
6998 git_print_header_div('summary', $project);
7000 my @headslist = git_get_heads_list();
7001 if (@headslist) {
7002 git_heads_body(\@headslist, $head);
7004 git_footer_html();
7007 # used both for single remote view and for list of all the remotes
7008 sub git_remotes {
7009 gitweb_check_feature('remote_heads')
7010 or die_error(403, "Remote heads view is disabled");
7012 my $head = git_get_head_hash($project);
7013 my $remote = $input_params{'hash'};
7015 my $remotedata = git_get_remotes_list($remote);
7016 die_error(500, "Unable to get remote information") unless defined $remotedata;
7018 unless (%$remotedata) {
7019 die_error(404, defined $remote ?
7020 "Remote $remote not found" :
7021 "No remotes found");
7024 git_header_html(undef, undef, -action_extra => $remote);
7025 git_print_page_nav('', '', $head, undef, $head,
7026 format_ref_views($remote ? '' : 'remotes'));
7028 fill_remote_heads($remotedata);
7029 if (defined $remote) {
7030 git_print_header_div('remotes', "$remote remote for $project");
7031 git_remote_block($remote, $remotedata->{$remote}, undef, $head);
7032 } else {
7033 git_print_header_div('summary', "$project remotes");
7034 git_remotes_body($remotedata, undef, $head);
7037 git_footer_html();
7040 sub git_blob_plain {
7041 my $type = shift;
7042 my $expires;
7044 if (!defined $hash) {
7045 if (defined $file_name) {
7046 my $base = $hash_base || git_get_head_hash($project);
7047 $hash = git_get_hash_by_path($base, $file_name, "blob")
7048 or die_error(404, "Cannot find file");
7049 } else {
7050 die_error(400, "No file name defined");
7052 } elsif ($hash =~ m/^$oid_regex$/) {
7053 # blobs defined by non-textual hash id's can be cached
7054 $expires = "+1d";
7057 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
7058 or die_error(500, "Open git-cat-file blob '$hash' failed");
7060 # content-type (can include charset)
7061 $type = blob_contenttype($fd, $file_name, $type);
7063 # "save as" filename, even when no $file_name is given
7064 my $save_as = "$hash";
7065 if (defined $file_name) {
7066 $save_as = $file_name;
7067 } elsif ($type =~ m/^text\//) {
7068 $save_as .= '.txt';
7071 # With XSS prevention on, blobs of all types except a few known safe
7072 # ones are served with "Content-Disposition: attachment" to make sure
7073 # they don't run in our security domain. For certain image types,
7074 # blob view writes an <img> tag referring to blob_plain view, and we
7075 # want to be sure not to break that by serving the image as an
7076 # attachment (though Firefox 3 doesn't seem to care).
7077 my $sandbox = $prevent_xss &&
7078 $type !~ m!^(?:text/[a-z]+|image/(?:gif|png|jpeg))(?:[ ;]|$)!;
7080 # serve text/* as text/plain
7081 if ($prevent_xss &&
7082 ($type =~ m!^text/[a-z]+\b(.*)$! ||
7083 ($type =~ m!^[a-z]+/[a-z]\+xml\b(.*)$! && -T $fd))) {
7084 my $rest = $1;
7085 $rest = defined $rest ? $rest : '';
7086 $type = "text/plain$rest";
7089 print $cgi->header(
7090 -type => $type,
7091 -expires => $expires,
7092 -content_disposition =>
7093 ($sandbox ? 'attachment' : 'inline')
7094 . '; filename="' . $save_as . '"');
7095 local $/ = undef;
7096 local *FCGI::Stream::PRINT = $FCGI_Stream_PRINT_raw;
7097 binmode STDOUT, ':raw';
7098 print <$fd>;
7099 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
7100 close $fd;
7103 sub git_blob {
7104 my $expires;
7106 if (!defined $hash) {
7107 if (defined $file_name) {
7108 my $base = $hash_base || git_get_head_hash($project);
7109 $hash = git_get_hash_by_path($base, $file_name, "blob")
7110 or die_error(404, "Cannot find file");
7111 } else {
7112 die_error(400, "No file name defined");
7114 } elsif ($hash =~ m/^$oid_regex$/) {
7115 # blobs defined by non-textual hash id's can be cached
7116 $expires = "+1d";
7119 my $have_blame = gitweb_check_feature('blame');
7120 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
7121 or die_error(500, "Couldn't cat $file_name, $hash");
7122 my $mimetype = blob_mimetype($fd, $file_name);
7123 # use 'blob_plain' (aka 'raw') view for files that cannot be displayed
7124 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
7125 close $fd;
7126 return git_blob_plain($mimetype);
7128 # we can have blame only for text/* mimetype
7129 $have_blame &&= ($mimetype =~ m!^text/!);
7131 my $highlight = gitweb_check_feature('highlight');
7132 my $syntax = guess_file_syntax($highlight, $file_name);
7133 $fd = run_highlighter($fd, $highlight, $syntax);
7135 git_header_html(undef, $expires);
7136 my $formats_nav = '';
7137 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7138 if (defined $file_name) {
7139 if ($have_blame) {
7140 $formats_nav .=
7141 $cgi->a({-href => href(action=>"blame", -replay=>1)},
7142 "blame") .
7143 " | ";
7145 $formats_nav .=
7146 $cgi->a({-href => href(action=>"history", -replay=>1)},
7147 "history") .
7148 " | " .
7149 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
7150 "raw") .
7151 " | " .
7152 $cgi->a({-href => href(action=>"blob",
7153 hash_base=>"HEAD", file_name=>$file_name)},
7154 "HEAD");
7155 } else {
7156 $formats_nav .=
7157 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
7158 "raw");
7160 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7161 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7162 } else {
7163 print "<div class=\"page_nav\">\n" .
7164 "<br/><br/></div>\n" .
7165 "<div class=\"title\">".esc_html($hash)."</div>\n";
7167 git_print_page_path($file_name, "blob", $hash_base);
7168 print "<div class=\"page_body\">\n";
7169 if ($mimetype =~ m!^image/!) {
7170 print qq!<img class="blob" type="!.esc_attr($mimetype).qq!"!;
7171 if ($file_name) {
7172 print qq! alt="!.esc_attr($file_name).qq!" title="!.esc_attr($file_name).qq!"!;
7174 print qq! src="! .
7175 esc_attr(href(action=>"blob_plain", hash=>$hash,
7176 hash_base=>$hash_base, file_name=>$file_name)) .
7177 qq!" />\n!;
7178 } else {
7179 my $nr;
7180 while (my $line = <$fd>) {
7181 chomp $line;
7182 $nr++;
7183 $line = untabify($line);
7184 printf qq!<div class="pre"><a id="l%i" href="%s#l%i" class="linenr">%4i</a> %s</div>\n!,
7185 $nr, esc_attr(href(-replay => 1)), $nr, $nr,
7186 $highlight ? sanitize($line) : esc_html($line, -nbsp=>1);
7189 close $fd
7190 or print "Reading blob failed.\n";
7191 print "</div>";
7192 git_footer_html();
7195 sub git_tree {
7196 if (!defined $hash_base) {
7197 $hash_base = "HEAD";
7199 if (!defined $hash) {
7200 if (defined $file_name) {
7201 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
7202 } else {
7203 $hash = $hash_base;
7206 die_error(404, "No such tree") unless defined($hash);
7208 my $show_sizes = gitweb_check_feature('show-sizes');
7209 my $have_blame = gitweb_check_feature('blame');
7211 my @entries = ();
7213 local $/ = "\0";
7214 open my $fd, "-|", git_cmd(), "ls-tree", '-z',
7215 ($show_sizes ? '-l' : ()), @extra_options, $hash
7216 or die_error(500, "Open git-ls-tree failed");
7217 @entries = map { chomp; $_ } <$fd>;
7218 close $fd
7219 or die_error(404, "Reading tree failed");
7222 my $refs = git_get_references();
7223 my $ref = format_ref_marker($refs, $hash_base);
7224 git_header_html();
7225 my $basedir = '';
7226 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7227 my @views_nav = ();
7228 if (defined $file_name) {
7229 push @views_nav,
7230 $cgi->a({-href => href(action=>"history", -replay=>1)},
7231 "history"),
7232 $cgi->a({-href => href(action=>"tree",
7233 hash_base=>"HEAD", file_name=>$file_name)},
7234 "HEAD"),
7236 my $snapshot_links = format_snapshot_links($hash);
7237 if (defined $snapshot_links) {
7238 # FIXME: Should be available when we have no hash base as well.
7239 push @views_nav, $snapshot_links;
7241 git_print_page_nav('tree','', $hash_base, undef, undef,
7242 join(' | ', @views_nav));
7243 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
7244 } else {
7245 undef $hash_base;
7246 print "<div class=\"page_nav\">\n";
7247 print "<br/><br/></div>\n";
7248 print "<div class=\"title\">".esc_html($hash)."</div>\n";
7250 if (defined $file_name) {
7251 $basedir = $file_name;
7252 if ($basedir ne '' && substr($basedir, -1) ne '/') {
7253 $basedir .= '/';
7255 git_print_page_path($file_name, 'tree', $hash_base);
7257 print "<div class=\"page_body\">\n";
7258 print "<table class=\"tree\">\n";
7259 my $alternate = 1;
7260 # '..' (top directory) link if possible
7261 if (defined $hash_base &&
7262 defined $file_name && $file_name =~ m![^/]+$!) {
7263 if ($alternate) {
7264 print "<tr class=\"dark\">\n";
7265 } else {
7266 print "<tr class=\"light\">\n";
7268 $alternate ^= 1;
7270 my $up = $file_name;
7271 $up =~ s!/?[^/]+$!!;
7272 undef $up unless $up;
7273 # based on git_print_tree_entry
7274 print '<td class="mode">' . mode_str('040000') . "</td>\n";
7275 print '<td class="size">&nbsp;</td>'."\n" if $show_sizes;
7276 print '<td class="list">';
7277 print $cgi->a({-href => href(action=>"tree",
7278 hash_base=>$hash_base,
7279 file_name=>$up)},
7280 "..");
7281 print "</td>\n";
7282 print "<td class=\"link\"></td>\n";
7284 print "</tr>\n";
7286 foreach my $line (@entries) {
7287 my %t = parse_ls_tree_line($line, -z => 1, -l => $show_sizes);
7289 if ($alternate) {
7290 print "<tr class=\"dark\">\n";
7291 } else {
7292 print "<tr class=\"light\">\n";
7294 $alternate ^= 1;
7296 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
7298 print "</tr>\n";
7300 print "</table>\n" .
7301 "</div>";
7302 git_footer_html();
7305 sub sanitize_for_filename {
7306 my $name = shift;
7308 $name =~ s!/!-!g;
7309 $name =~ s/[^[:alnum:]_.-]//g;
7311 return $name;
7314 sub snapshot_name {
7315 my ($project, $hash) = @_;
7317 # path/to/project.git -> project
7318 # path/to/project/.git -> project
7319 my $name = to_utf8($project);
7320 $name =~ s,([^/])/*\.git$,$1,;
7321 $name = sanitize_for_filename(basename($name));
7323 my $ver = $hash;
7324 if ($hash =~ /^[0-9a-fA-F]+$/) {
7325 # shorten SHA-1 hash
7326 my $full_hash = git_get_full_hash($project, $hash);
7327 if ($full_hash =~ /^$hash/ && length($hash) > 7) {
7328 $ver = git_get_short_hash($project, $hash);
7330 } elsif ($hash =~ m!^refs/tags/(.*)$!) {
7331 # tags don't need shortened SHA-1 hash
7332 $ver = $1;
7333 } else {
7334 # branches and other need shortened SHA-1 hash
7335 my $strip_refs = join '|', map { quotemeta } get_branch_refs();
7336 if ($hash =~ m!^refs/($strip_refs|remotes)/(.*)$!) {
7337 my $ref_dir = (defined $1) ? $1 : '';
7338 $ver = $2;
7340 $ref_dir = sanitize_for_filename($ref_dir);
7341 # for refs neither in heads nor remotes we want to
7342 # add a ref dir to archive name
7343 if ($ref_dir ne '' and $ref_dir ne 'heads' and $ref_dir ne 'remotes') {
7344 $ver = $ref_dir . '-' . $ver;
7347 $ver .= '-' . git_get_short_hash($project, $hash);
7349 # special case of sanitization for filename - we change
7350 # slashes to dots instead of dashes
7351 # in case of hierarchical branch names
7352 $ver =~ s!/!.!g;
7353 $ver =~ s/[^[:alnum:]_.-]//g;
7355 # name = project-version_string
7356 $name = "$name-$ver";
7358 return wantarray ? ($name, $name) : $name;
7361 sub exit_if_unmodified_since {
7362 my ($latest_epoch) = @_;
7363 our $cgi;
7365 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
7366 if (defined $if_modified) {
7367 my $since;
7368 if (eval { require HTTP::Date; 1; }) {
7369 $since = HTTP::Date::str2time($if_modified);
7370 } elsif (eval { require Time::ParseDate; 1; }) {
7371 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
7373 if (defined $since && $latest_epoch <= $since) {
7374 my %latest_date = parse_date($latest_epoch);
7375 print $cgi->header(
7376 -last_modified => $latest_date{'rfc2822'},
7377 -status => '304 Not Modified');
7378 goto DONE_GITWEB;
7383 sub git_snapshot {
7384 my $format = $input_params{'snapshot_format'};
7385 if (!@snapshot_fmts) {
7386 die_error(403, "Snapshots not allowed");
7388 # default to first supported snapshot format
7389 $format ||= $snapshot_fmts[0];
7390 if ($format !~ m/^[a-z0-9]+$/) {
7391 die_error(400, "Invalid snapshot format parameter");
7392 } elsif (!exists($known_snapshot_formats{$format})) {
7393 die_error(400, "Unknown snapshot format");
7394 } elsif ($known_snapshot_formats{$format}{'disabled'}) {
7395 die_error(403, "Snapshot format not allowed");
7396 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
7397 die_error(403, "Unsupported snapshot format");
7400 my $type = git_get_type("$hash^{}");
7401 if (!$type) {
7402 die_error(404, 'Object does not exist');
7403 } elsif ($type eq 'blob') {
7404 die_error(400, 'Object is not a tree-ish');
7407 my ($name, $prefix) = snapshot_name($project, $hash);
7408 my $filename = "$name$known_snapshot_formats{$format}{'suffix'}";
7410 my %co = parse_commit($hash);
7411 exit_if_unmodified_since($co{'committer_epoch'}) if %co;
7413 my $cmd = quote_command(
7414 git_cmd(), 'archive',
7415 "--format=$known_snapshot_formats{$format}{'format'}",
7416 "--prefix=$prefix/", $hash);
7417 if (exists $known_snapshot_formats{$format}{'compressor'}) {
7418 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
7421 $filename =~ s/(["\\])/\\$1/g;
7422 my %latest_date;
7423 if (%co) {
7424 %latest_date = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
7427 print $cgi->header(
7428 -type => $known_snapshot_formats{$format}{'type'},
7429 -content_disposition => 'inline; filename="' . $filename . '"',
7430 %co ? (-last_modified => $latest_date{'rfc2822'}) : (),
7431 -status => '200 OK');
7433 open my $fd, "-|", $cmd
7434 or die_error(500, "Execute git-archive failed");
7435 local *FCGI::Stream::PRINT = $FCGI_Stream_PRINT_raw;
7436 binmode STDOUT, ':raw';
7437 print <$fd>;
7438 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
7439 close $fd;
7442 sub git_log_generic {
7443 my ($fmt_name, $body_subr, $base, $parent, $file_name, $file_hash) = @_;
7445 my $head = git_get_head_hash($project);
7446 if (!defined $base) {
7447 $base = $head;
7449 if (!defined $page) {
7450 $page = 0;
7452 my $refs = git_get_references();
7454 my $commit_hash = $base;
7455 if (defined $parent) {
7456 $commit_hash = "$parent..$base";
7458 my @commitlist =
7459 parse_commits($commit_hash, 101, (100 * $page),
7460 defined $file_name ? ($file_name, "--full-history") : ());
7462 my $ftype;
7463 if (!defined $file_hash && defined $file_name) {
7464 # some commits could have deleted file in question,
7465 # and not have it in tree, but one of them has to have it
7466 for (my $i = 0; $i < @commitlist; $i++) {
7467 $file_hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
7468 last if defined $file_hash;
7471 if (defined $file_hash) {
7472 $ftype = git_get_type($file_hash);
7474 if (defined $file_name && !defined $ftype) {
7475 die_error(500, "Unknown type of object");
7477 my %co;
7478 if (defined $file_name) {
7479 %co = parse_commit($base)
7480 or die_error(404, "Unknown commit object");
7484 my $paging_nav = format_paging_nav($fmt_name, $page, $#commitlist >= 100);
7485 my $next_link = '';
7486 if ($#commitlist >= 100) {
7487 $next_link =
7488 $cgi->a({-href => href(-replay=>1, page=>$page+1),
7489 -accesskey => "n", -title => "Alt-n"}, "next");
7491 my $patch_max = gitweb_get_feature('patches');
7492 if ($patch_max && !defined $file_name) {
7493 if ($patch_max < 0 || @commitlist <= $patch_max) {
7494 $paging_nav .= " &sdot; " .
7495 $cgi->a({-href => href(action=>"patches", -replay=>1)},
7496 "patches");
7500 git_header_html();
7501 git_print_page_nav($fmt_name,'', $hash,$hash,$hash, $paging_nav);
7502 if (defined $file_name) {
7503 git_print_header_div('commit', esc_html($co{'title'}), $base);
7504 } else {
7505 git_print_header_div('summary', $project)
7507 git_print_page_path($file_name, $ftype, $hash_base)
7508 if (defined $file_name);
7510 $body_subr->(\@commitlist, 0, 99, $refs, $next_link,
7511 $file_name, $file_hash, $ftype);
7513 git_footer_html();
7516 sub git_log {
7517 git_log_generic('log', \&git_log_body,
7518 $hash, $hash_parent);
7521 sub git_commit {
7522 $hash ||= $hash_base || "HEAD";
7523 my %co = parse_commit($hash)
7524 or die_error(404, "Unknown commit object");
7526 my $parent = $co{'parent'};
7527 my $parents = $co{'parents'}; # listref
7529 # we need to prepare $formats_nav before any parameter munging
7530 my $formats_nav;
7531 if (!defined $parent) {
7532 # --root commitdiff
7533 $formats_nav .= '(initial)';
7534 } elsif (@$parents == 1) {
7535 # single parent commit
7536 $formats_nav .=
7537 '(parent: ' .
7538 $cgi->a({-href => href(action=>"commit",
7539 hash=>$parent)},
7540 esc_html(substr($parent, 0, 7))) .
7541 ')';
7542 } else {
7543 # merge commit
7544 $formats_nav .=
7545 '(merge: ' .
7546 join(' ', map {
7547 $cgi->a({-href => href(action=>"commit",
7548 hash=>$_)},
7549 esc_html(substr($_, 0, 7)));
7550 } @$parents ) .
7551 ')';
7553 if (gitweb_check_feature('patches') && @$parents <= 1) {
7554 $formats_nav .= " | " .
7555 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7556 "patch");
7559 if (!defined $parent) {
7560 $parent = "--root";
7562 my @difftree;
7563 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
7564 @diff_opts,
7565 (@$parents <= 1 ? $parent : '-c'),
7566 $hash, "--"
7567 or die_error(500, "Open git-diff-tree failed");
7568 @difftree = map { chomp; $_ } <$fd>;
7569 close $fd or die_error(404, "Reading git-diff-tree failed");
7571 # non-textual hash id's can be cached
7572 my $expires;
7573 if ($hash =~ m/^$oid_regex$/) {
7574 $expires = "+1d";
7576 my $refs = git_get_references();
7577 my $ref = format_ref_marker($refs, $co{'id'});
7579 git_header_html(undef, $expires);
7580 git_print_page_nav('commit', '',
7581 $hash, $co{'tree'}, $hash,
7582 $formats_nav);
7584 if (defined $co{'parent'}) {
7585 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
7586 } else {
7587 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
7589 print "<div class=\"title_text\">\n" .
7590 "<table class=\"object_header\">\n";
7591 git_print_authorship_rows(\%co);
7592 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
7593 print "<tr>" .
7594 "<td>tree</td>" .
7595 "<td class=\"sha1\">" .
7596 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
7597 class => "list"}, $co{'tree'}) .
7598 "</td>" .
7599 "<td class=\"link\">" .
7600 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
7601 "tree");
7602 my $snapshot_links = format_snapshot_links($hash);
7603 if (defined $snapshot_links) {
7604 print " | " . $snapshot_links;
7606 print "</td>" .
7607 "</tr>\n";
7609 foreach my $par (@$parents) {
7610 print "<tr>" .
7611 "<td>parent</td>" .
7612 "<td class=\"sha1\">" .
7613 $cgi->a({-href => href(action=>"commit", hash=>$par),
7614 class => "list"}, $par) .
7615 "</td>" .
7616 "<td class=\"link\">" .
7617 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
7618 " | " .
7619 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
7620 "</td>" .
7621 "</tr>\n";
7623 print "</table>".
7624 "</div>\n";
7626 print "<div class=\"page_body\">\n";
7627 git_print_log($co{'comment'});
7628 print "</div>\n";
7630 git_difftree_body(\@difftree, $hash, @$parents);
7632 git_footer_html();
7635 sub git_object {
7636 # object is defined by:
7637 # - hash or hash_base alone
7638 # - hash_base and file_name
7639 my $type;
7641 # - hash or hash_base alone
7642 if ($hash || ($hash_base && !defined $file_name)) {
7643 my $object_id = $hash || $hash_base;
7645 open my $fd, "-|", quote_command(
7646 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
7647 or die_error(404, "Object does not exist");
7648 $type = <$fd>;
7649 defined $type && chomp $type;
7650 close $fd
7651 or die_error(404, "Object does not exist");
7653 # - hash_base and file_name
7654 } elsif ($hash_base && defined $file_name) {
7655 $file_name =~ s,/+$,,;
7657 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
7658 or die_error(404, "Base object does not exist");
7660 # here errors should not happen
7661 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
7662 or die_error(500, "Open git-ls-tree failed");
7663 my $line = <$fd>;
7664 close $fd;
7666 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
7667 unless ($line && $line =~ m/^([0-9]+) (.+) ($oid_regex)\t/) {
7668 die_error(404, "File or directory for given base does not exist");
7670 $type = $2;
7671 $hash = $3;
7672 } else {
7673 die_error(400, "Not enough information to find object");
7676 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
7677 hash=>$hash, hash_base=>$hash_base,
7678 file_name=>$file_name),
7679 -status => '302 Found');
7682 sub git_blobdiff {
7683 my $format = shift || 'html';
7684 my $diff_style = $input_params{'diff_style'} || 'inline';
7686 my $fd;
7687 my @difftree;
7688 my %diffinfo;
7689 my $expires;
7691 # preparing $fd and %diffinfo for git_patchset_body
7692 # new style URI
7693 if (defined $hash_base && defined $hash_parent_base) {
7694 if (defined $file_name) {
7695 # read raw output
7696 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7697 $hash_parent_base, $hash_base,
7698 "--", (defined $file_parent ? $file_parent : ()), $file_name
7699 or die_error(500, "Open git-diff-tree failed");
7700 @difftree = map { chomp; $_ } <$fd>;
7701 close $fd
7702 or die_error(404, "Reading git-diff-tree failed");
7703 @difftree
7704 or die_error(404, "Blob diff not found");
7706 } elsif (defined $hash &&
7707 $hash =~ $oid_regex) {
7708 # try to find filename from $hash
7710 # read filtered raw output
7711 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7712 $hash_parent_base, $hash_base, "--"
7713 or die_error(500, "Open git-diff-tree failed");
7714 @difftree =
7715 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
7716 # $hash == to_id
7717 grep { /^:[0-7]{6} [0-7]{6} $oid_regex $hash/ }
7718 map { chomp; $_ } <$fd>;
7719 close $fd
7720 or die_error(404, "Reading git-diff-tree failed");
7721 @difftree
7722 or die_error(404, "Blob diff not found");
7724 } else {
7725 die_error(400, "Missing one of the blob diff parameters");
7728 if (@difftree > 1) {
7729 die_error(400, "Ambiguous blob diff specification");
7732 %diffinfo = parse_difftree_raw_line($difftree[0]);
7733 $file_parent ||= $diffinfo{'from_file'} || $file_name;
7734 $file_name ||= $diffinfo{'to_file'};
7736 $hash_parent ||= $diffinfo{'from_id'};
7737 $hash ||= $diffinfo{'to_id'};
7739 # non-textual hash id's can be cached
7740 if ($hash_base =~ m/^$oid_regex$/ &&
7741 $hash_parent_base =~ m/^$oid_regex$/) {
7742 $expires = '+1d';
7745 # open patch output
7746 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7747 '-p', ($format eq 'html' ? "--full-index" : ()),
7748 $hash_parent_base, $hash_base,
7749 "--", (defined $file_parent ? $file_parent : ()), $file_name
7750 or die_error(500, "Open git-diff-tree failed");
7753 # old/legacy style URI -- not generated anymore since 1.4.3.
7754 if (!%diffinfo) {
7755 die_error('404 Not Found', "Missing one of the blob diff parameters")
7758 # header
7759 if ($format eq 'html') {
7760 my $formats_nav =
7761 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
7762 "raw");
7763 $formats_nav .= diff_style_nav($diff_style);
7764 git_header_html(undef, $expires);
7765 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
7766 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
7767 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
7768 } else {
7769 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
7770 print "<div class=\"title\">".esc_html("$hash vs $hash_parent")."</div>\n";
7772 if (defined $file_name) {
7773 git_print_page_path($file_name, "blob", $hash_base);
7774 } else {
7775 print "<div class=\"page_path\"></div>\n";
7778 } elsif ($format eq 'plain') {
7779 print $cgi->header(
7780 -type => 'text/plain',
7781 -charset => 'utf-8',
7782 -expires => $expires,
7783 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
7785 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
7787 } else {
7788 die_error(400, "Unknown blobdiff format");
7791 # patch
7792 if ($format eq 'html') {
7793 print "<div class=\"page_body\">\n";
7795 git_patchset_body($fd, $diff_style,
7796 [ \%diffinfo ], $hash_base, $hash_parent_base);
7797 close $fd;
7799 print "</div>\n"; # class="page_body"
7800 git_footer_html();
7802 } else {
7803 while (my $line = <$fd>) {
7804 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
7805 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
7807 print $line;
7809 last if $line =~ m!^\+\+\+!;
7811 local $/ = undef;
7812 print <$fd>;
7813 close $fd;
7817 sub git_blobdiff_plain {
7818 git_blobdiff('plain');
7821 # assumes that it is added as later part of already existing navigation,
7822 # so it returns "| foo | bar" rather than just "foo | bar"
7823 sub diff_style_nav {
7824 my ($diff_style, $is_combined) = @_;
7825 $diff_style ||= 'inline';
7827 return "" if ($is_combined);
7829 my @styles = (inline => 'inline', 'sidebyside' => 'side by side');
7830 my %styles = @styles;
7831 @styles =
7832 @styles[ map { $_ * 2 } 0..$#styles/2 ];
7834 return join '',
7835 map { " | ".$_ }
7836 map {
7837 $_ eq $diff_style ? $styles{$_} :
7838 $cgi->a({-href => href(-replay=>1, diff_style => $_)}, $styles{$_})
7839 } @styles;
7842 sub git_commitdiff {
7843 my %params = @_;
7844 my $format = $params{-format} || 'html';
7845 my $diff_style = $input_params{'diff_style'} || 'inline';
7847 my ($patch_max) = gitweb_get_feature('patches');
7848 if ($format eq 'patch') {
7849 die_error(403, "Patch view not allowed") unless $patch_max;
7852 $hash ||= $hash_base || "HEAD";
7853 my %co = parse_commit($hash)
7854 or die_error(404, "Unknown commit object");
7856 # choose format for commitdiff for merge
7857 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
7858 $hash_parent = '--cc';
7860 # we need to prepare $formats_nav before almost any parameter munging
7861 my $formats_nav;
7862 if ($format eq 'html') {
7863 $formats_nav =
7864 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
7865 "raw");
7866 if ($patch_max && @{$co{'parents'}} <= 1) {
7867 $formats_nav .= " | " .
7868 $cgi->a({-href => href(action=>"patch", -replay=>1)},
7869 "patch");
7871 $formats_nav .= diff_style_nav($diff_style, @{$co{'parents'}} > 1);
7873 if (defined $hash_parent &&
7874 $hash_parent ne '-c' && $hash_parent ne '--cc') {
7875 # commitdiff with two commits given
7876 my $hash_parent_short = $hash_parent;
7877 if ($hash_parent =~ m/^$oid_regex$/) {
7878 $hash_parent_short = substr($hash_parent, 0, 7);
7880 $formats_nav .=
7881 ' (from';
7882 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
7883 if ($co{'parents'}[$i] eq $hash_parent) {
7884 $formats_nav .= ' parent ' . ($i+1);
7885 last;
7888 $formats_nav .= ': ' .
7889 $cgi->a({-href => href(-replay=>1,
7890 hash=>$hash_parent, hash_base=>undef)},
7891 esc_html($hash_parent_short)) .
7892 ')';
7893 } elsif (!$co{'parent'}) {
7894 # --root commitdiff
7895 $formats_nav .= ' (initial)';
7896 } elsif (scalar @{$co{'parents'}} == 1) {
7897 # single parent commit
7898 $formats_nav .=
7899 ' (parent: ' .
7900 $cgi->a({-href => href(-replay=>1,
7901 hash=>$co{'parent'}, hash_base=>undef)},
7902 esc_html(substr($co{'parent'}, 0, 7))) .
7903 ')';
7904 } else {
7905 # merge commit
7906 if ($hash_parent eq '--cc') {
7907 $formats_nav .= ' | ' .
7908 $cgi->a({-href => href(-replay=>1,
7909 hash=>$hash, hash_parent=>'-c')},
7910 'combined');
7911 } else { # $hash_parent eq '-c'
7912 $formats_nav .= ' | ' .
7913 $cgi->a({-href => href(-replay=>1,
7914 hash=>$hash, hash_parent=>'--cc')},
7915 'compact');
7917 $formats_nav .=
7918 ' (merge: ' .
7919 join(' ', map {
7920 $cgi->a({-href => href(-replay=>1,
7921 hash=>$_, hash_base=>undef)},
7922 esc_html(substr($_, 0, 7)));
7923 } @{$co{'parents'}} ) .
7924 ')';
7928 my $hash_parent_param = $hash_parent;
7929 if (!defined $hash_parent_param) {
7930 # --cc for multiple parents, --root for parentless
7931 $hash_parent_param =
7932 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
7935 # read commitdiff
7936 my $fd;
7937 my @difftree;
7938 if ($format eq 'html') {
7939 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7940 "--no-commit-id", "--patch-with-raw", "--full-index",
7941 $hash_parent_param, $hash, "--"
7942 or die_error(500, "Open git-diff-tree failed");
7944 while (my $line = <$fd>) {
7945 chomp $line;
7946 # empty line ends raw part of diff-tree output
7947 last unless $line;
7948 push @difftree, scalar parse_difftree_raw_line($line);
7951 } elsif ($format eq 'plain') {
7952 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
7953 '-p', $hash_parent_param, $hash, "--"
7954 or die_error(500, "Open git-diff-tree failed");
7955 } elsif ($format eq 'patch') {
7956 # For commit ranges, we limit the output to the number of
7957 # patches specified in the 'patches' feature.
7958 # For single commits, we limit the output to a single patch,
7959 # diverging from the git-format-patch default.
7960 my @commit_spec = ();
7961 if ($hash_parent) {
7962 if ($patch_max > 0) {
7963 push @commit_spec, "-$patch_max";
7965 push @commit_spec, '-n', "$hash_parent..$hash";
7966 } else {
7967 if ($params{-single}) {
7968 push @commit_spec, '-1';
7969 } else {
7970 if ($patch_max > 0) {
7971 push @commit_spec, "-$patch_max";
7973 push @commit_spec, "-n";
7975 push @commit_spec, '--root', $hash;
7977 open $fd, "-|", git_cmd(), "format-patch", @diff_opts,
7978 '--encoding=utf8', '--stdout', @commit_spec
7979 or die_error(500, "Open git-format-patch failed");
7980 } else {
7981 die_error(400, "Unknown commitdiff format");
7984 # non-textual hash id's can be cached
7985 my $expires;
7986 if ($hash =~ m/^$oid_regex$/) {
7987 $expires = "+1d";
7990 # write commit message
7991 if ($format eq 'html') {
7992 my $refs = git_get_references();
7993 my $ref = format_ref_marker($refs, $co{'id'});
7995 git_header_html(undef, $expires);
7996 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
7997 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
7998 print "<div class=\"title_text\">\n" .
7999 "<table class=\"object_header\">\n";
8000 git_print_authorship_rows(\%co);
8001 print "</table>".
8002 "</div>\n";
8003 print "<div class=\"page_body\">\n";
8004 if (@{$co{'comment'}} > 1) {
8005 print "<div class=\"log\">\n";
8006 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
8007 print "</div>\n"; # class="log"
8010 } elsif ($format eq 'plain') {
8011 my $refs = git_get_references("tags");
8012 my $tagname = git_get_rev_name_tags($hash);
8013 my $filename = basename($project) . "-$hash.patch";
8015 print $cgi->header(
8016 -type => 'text/plain',
8017 -charset => 'utf-8',
8018 -expires => $expires,
8019 -content_disposition => 'inline; filename="' . "$filename" . '"');
8020 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
8021 print "From: " . to_utf8($co{'author'}) . "\n";
8022 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
8023 print "Subject: " . to_utf8($co{'title'}) . "\n";
8025 print "X-Git-Tag: $tagname\n" if $tagname;
8026 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
8028 foreach my $line (@{$co{'comment'}}) {
8029 print to_utf8($line) . "\n";
8031 print "---\n\n";
8032 } elsif ($format eq 'patch') {
8033 my $filename = basename($project) . "-$hash.patch";
8035 print $cgi->header(
8036 -type => 'text/plain',
8037 -charset => 'utf-8',
8038 -expires => $expires,
8039 -content_disposition => 'inline; filename="' . "$filename" . '"');
8042 # write patch
8043 if ($format eq 'html') {
8044 my $use_parents = !defined $hash_parent ||
8045 $hash_parent eq '-c' || $hash_parent eq '--cc';
8046 git_difftree_body(\@difftree, $hash,
8047 $use_parents ? @{$co{'parents'}} : $hash_parent);
8048 print "<br/>\n";
8050 git_patchset_body($fd, $diff_style,
8051 \@difftree, $hash,
8052 $use_parents ? @{$co{'parents'}} : $hash_parent);
8053 close $fd;
8054 print "</div>\n"; # class="page_body"
8055 git_footer_html();
8057 } elsif ($format eq 'plain') {
8058 local $/ = undef;
8059 print <$fd>;
8060 close $fd
8061 or print "Reading git-diff-tree failed\n";
8062 } elsif ($format eq 'patch') {
8063 local $/ = undef;
8064 print <$fd>;
8065 close $fd
8066 or print "Reading git-format-patch failed\n";
8070 sub git_commitdiff_plain {
8071 git_commitdiff(-format => 'plain');
8074 # format-patch-style patches
8075 sub git_patch {
8076 git_commitdiff(-format => 'patch', -single => 1);
8079 sub git_patches {
8080 git_commitdiff(-format => 'patch');
8083 sub git_history {
8084 git_log_generic('history', \&git_history_body,
8085 $hash_base, $hash_parent_base,
8086 $file_name, $hash);
8089 sub git_search {
8090 $searchtype ||= 'commit';
8092 # check if appropriate features are enabled
8093 gitweb_check_feature('search')
8094 or die_error(403, "Search is disabled");
8095 if ($searchtype eq 'pickaxe') {
8096 # pickaxe may take all resources of your box and run for several minutes
8097 # with every query - so decide by yourself how public you make this feature
8098 gitweb_check_feature('pickaxe')
8099 or die_error(403, "Pickaxe search is disabled");
8101 if ($searchtype eq 'grep') {
8102 # grep search might be potentially CPU-intensive, too
8103 gitweb_check_feature('grep')
8104 or die_error(403, "Grep search is disabled");
8107 if (!defined $searchtext) {
8108 die_error(400, "Text field is empty");
8110 if (!defined $hash) {
8111 $hash = git_get_head_hash($project);
8113 my %co = parse_commit($hash);
8114 if (!%co) {
8115 die_error(404, "Unknown commit object");
8117 if (!defined $page) {
8118 $page = 0;
8121 if ($searchtype eq 'commit' ||
8122 $searchtype eq 'author' ||
8123 $searchtype eq 'committer') {
8124 git_search_message(%co);
8125 } elsif ($searchtype eq 'pickaxe') {
8126 git_search_changes(%co);
8127 } elsif ($searchtype eq 'grep') {
8128 git_search_files(%co);
8129 } else {
8130 die_error(400, "Unknown search type");
8134 sub git_search_help {
8135 git_header_html();
8136 git_print_page_nav('','', $hash,$hash,$hash);
8137 print <<EOT;
8138 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
8139 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
8140 the pattern entered is recognized as the POSIX extended
8141 <a href="https://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
8142 insensitive).</p>
8143 <dl>
8144 <dt><b>commit</b></dt>
8145 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
8147 my $have_grep = gitweb_check_feature('grep');
8148 if ($have_grep) {
8149 print <<EOT;
8150 <dt><b>grep</b></dt>
8151 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
8152 a different one) are searched for the given pattern. On large trees, this search can take
8153 a while and put some strain on the server, so please use it with some consideration. Note that
8154 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
8155 case-sensitive.</dd>
8158 print <<EOT;
8159 <dt><b>author</b></dt>
8160 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
8161 <dt><b>committer</b></dt>
8162 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
8164 my $have_pickaxe = gitweb_check_feature('pickaxe');
8165 if ($have_pickaxe) {
8166 print <<EOT;
8167 <dt><b>pickaxe</b></dt>
8168 <dd>All commits that caused the string to appear or disappear from any file (changes that
8169 added, removed or "modified" the string) will be listed. This search can take a while and
8170 takes a lot of strain on the server, so please use it wisely. Note that since you may be
8171 interested even in changes just changing the case as well, this search is case sensitive.</dd>
8174 print "</dl>\n";
8175 git_footer_html();
8178 sub git_shortlog {
8179 git_log_generic('shortlog', \&git_shortlog_body,
8180 $hash, $hash_parent);
8183 ## ......................................................................
8184 ## feeds (RSS, Atom; OPML)
8186 sub git_feed {
8187 my $format = shift || 'atom';
8188 my $have_blame = gitweb_check_feature('blame');
8190 # Atom: http://www.atomenabled.org/developers/syndication/
8191 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
8192 if ($format ne 'rss' && $format ne 'atom') {
8193 die_error(400, "Unknown web feed format");
8196 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
8197 my $head = $hash || 'HEAD';
8198 my @commitlist = parse_commits($head, 150, 0, $file_name);
8200 my %latest_commit;
8201 my %latest_date;
8202 my $content_type = "application/$format+xml";
8203 if (defined $cgi->http('HTTP_ACCEPT') &&
8204 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
8205 # browser (feed reader) prefers text/xml
8206 $content_type = 'text/xml';
8208 if (defined($commitlist[0])) {
8209 %latest_commit = %{$commitlist[0]};
8210 my $latest_epoch = $latest_commit{'committer_epoch'};
8211 exit_if_unmodified_since($latest_epoch);
8212 %latest_date = parse_date($latest_epoch, $latest_commit{'committer_tz'});
8214 print $cgi->header(
8215 -type => $content_type,
8216 -charset => 'utf-8',
8217 %latest_date ? (-last_modified => $latest_date{'rfc2822'}) : (),
8218 -status => '200 OK');
8220 # Optimization: skip generating the body if client asks only
8221 # for Last-Modified date.
8222 return if ($cgi->request_method() eq 'HEAD');
8224 # header variables
8225 my $title = "$site_name - $project/$action";
8226 my $feed_type = 'log';
8227 if (defined $hash) {
8228 $title .= " - '$hash'";
8229 $feed_type = 'branch log';
8230 if (defined $file_name) {
8231 $title .= " :: $file_name";
8232 $feed_type = 'history';
8234 } elsif (defined $file_name) {
8235 $title .= " - $file_name";
8236 $feed_type = 'history';
8238 $title .= " $feed_type";
8239 $title = esc_html($title);
8240 my $descr = git_get_project_description($project);
8241 if (defined $descr) {
8242 $descr = esc_html($descr);
8243 } else {
8244 $descr = "$project " .
8245 ($format eq 'rss' ? 'RSS' : 'Atom') .
8246 " feed";
8248 my $owner = git_get_project_owner($project);
8249 $owner = esc_html($owner);
8251 #header
8252 my $alt_url;
8253 if (defined $file_name) {
8254 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
8255 } elsif (defined $hash) {
8256 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
8257 } else {
8258 $alt_url = href(-full=>1, action=>"summary");
8260 $alt_url = esc_attr($alt_url);
8261 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
8262 if ($format eq 'rss') {
8263 print <<XML;
8264 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
8265 <channel>
8267 print "<title>$title</title>\n" .
8268 "<link>$alt_url</link>\n" .
8269 "<description>$descr</description>\n" .
8270 "<language>en</language>\n" .
8271 # project owner is responsible for 'editorial' content
8272 "<managingEditor>$owner</managingEditor>\n";
8273 if (defined $logo || defined $favicon) {
8274 # prefer the logo to the favicon, since RSS
8275 # doesn't allow both
8276 my $img = esc_url($logo || $favicon);
8277 print "<image>\n" .
8278 "<url>$img</url>\n" .
8279 "<title>$title</title>\n" .
8280 "<link>$alt_url</link>\n" .
8281 "</image>\n";
8283 if (%latest_date) {
8284 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
8285 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
8287 print "<generator>gitweb v.$version/$git_version</generator>\n";
8288 } elsif ($format eq 'atom') {
8289 print <<XML;
8290 <feed xmlns="http://www.w3.org/2005/Atom">
8292 print "<title>$title</title>\n" .
8293 "<subtitle>$descr</subtitle>\n" .
8294 '<link rel="alternate" type="text/html" href="' .
8295 $alt_url . '" />' . "\n" .
8296 '<link rel="self" type="' . $content_type . '" href="' .
8297 $cgi->self_url() . '" />' . "\n" .
8298 "<id>" . esc_url(href(-full=>1)) . "</id>\n" .
8299 # use project owner for feed author
8300 "<author><name>$owner</name></author>\n";
8301 if (defined $favicon) {
8302 print "<icon>" . esc_url($favicon) . "</icon>\n";
8304 if (defined $logo) {
8305 # not twice as wide as tall: 72 x 27 pixels
8306 print "<logo>" . esc_url($logo) . "</logo>\n";
8308 if (! %latest_date) {
8309 # dummy date to keep the feed valid until commits trickle in:
8310 print "<updated>1970-01-01T00:00:00Z</updated>\n";
8311 } else {
8312 print "<updated>$latest_date{'iso-8601'}</updated>\n";
8314 print "<generator version='$version/$git_version'>gitweb</generator>\n";
8317 # contents
8318 for (my $i = 0; $i <= $#commitlist; $i++) {
8319 my %co = %{$commitlist[$i]};
8320 my $commit = $co{'id'};
8321 # we read 150, we always show 30 and the ones more recent than 48 hours
8322 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
8323 last;
8325 my %cd = parse_date($co{'author_epoch'}, $co{'author_tz'});
8327 # get list of changed files
8328 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
8329 $co{'parent'} || "--root",
8330 $co{'id'}, "--", (defined $file_name ? $file_name : ())
8331 or next;
8332 my @difftree = map { chomp; $_ } <$fd>;
8333 close $fd
8334 or next;
8336 # print element (entry, item)
8337 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
8338 if ($format eq 'rss') {
8339 print "<item>\n" .
8340 "<title>" . esc_html($co{'title'}) . "</title>\n" .
8341 "<author>" . esc_html($co{'author'}) . "</author>\n" .
8342 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
8343 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
8344 "<link>" . esc_html($co_url) . "</link>\n" .
8345 "<description>" . esc_html($co{'title'}) . "</description>\n" .
8346 "<content:encoded>" .
8347 "<![CDATA[\n";
8348 } elsif ($format eq 'atom') {
8349 print "<entry>\n" .
8350 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
8351 "<updated>$cd{'iso-8601'}</updated>\n" .
8352 "<author>\n" .
8353 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
8354 if ($co{'author_email'}) {
8355 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
8357 print "</author>\n" .
8358 # use committer for contributor
8359 "<contributor>\n" .
8360 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
8361 if ($co{'committer_email'}) {
8362 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
8364 print "</contributor>\n" .
8365 "<published>$cd{'iso-8601'}</published>\n" .
8366 "<link rel=\"alternate\" type=\"text/html\" href=\"" . esc_attr($co_url) . "\" />\n" .
8367 "<id>" . esc_html($co_url) . "</id>\n" .
8368 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
8369 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
8371 my $comment = $co{'comment'};
8372 print "<pre>\n";
8373 foreach my $line (@$comment) {
8374 $line = esc_html($line);
8375 print "$line\n";
8377 print "</pre><ul>\n";
8378 foreach my $difftree_line (@difftree) {
8379 my %difftree = parse_difftree_raw_line($difftree_line);
8380 next if !$difftree{'from_id'};
8382 my $file = $difftree{'file'} || $difftree{'to_file'};
8384 print "<li>" .
8385 "[" .
8386 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
8387 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
8388 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
8389 file_name=>$file, file_parent=>$difftree{'from_file'}),
8390 -title => "diff"}, 'D');
8391 if ($have_blame) {
8392 print $cgi->a({-href => href(-full=>1, action=>"blame",
8393 file_name=>$file, hash_base=>$commit),
8394 -title => "blame"}, 'B');
8396 # if this is not a feed of a file history
8397 if (!defined $file_name || $file_name ne $file) {
8398 print $cgi->a({-href => href(-full=>1, action=>"history",
8399 file_name=>$file, hash=>$commit),
8400 -title => "history"}, 'H');
8402 $file = esc_path($file);
8403 print "] ".
8404 "$file</li>\n";
8406 if ($format eq 'rss') {
8407 print "</ul>]]>\n" .
8408 "</content:encoded>\n" .
8409 "</item>\n";
8410 } elsif ($format eq 'atom') {
8411 print "</ul>\n</div>\n" .
8412 "</content>\n" .
8413 "</entry>\n";
8417 # end of feed
8418 if ($format eq 'rss') {
8419 print "</channel>\n</rss>\n";
8420 } elsif ($format eq 'atom') {
8421 print "</feed>\n";
8425 sub git_rss {
8426 git_feed('rss');
8429 sub git_atom {
8430 git_feed('atom');
8433 sub git_opml {
8434 my @list = git_get_projects_list($project_filter, $strict_export);
8435 if (!@list) {
8436 die_error(404, "No projects found");
8439 print $cgi->header(
8440 -type => 'text/xml',
8441 -charset => 'utf-8',
8442 -content_disposition => 'inline; filename="opml.xml"');
8444 my $title = esc_html($site_name);
8445 my $filter = " within subdirectory ";
8446 if (defined $project_filter) {
8447 $filter .= esc_html($project_filter);
8448 } else {
8449 $filter = "";
8451 print <<XML;
8452 <?xml version="1.0" encoding="utf-8"?>
8453 <opml version="1.0">
8454 <head>
8455 <title>$title OPML Export$filter</title>
8456 </head>
8457 <body>
8458 <outline text="git RSS feeds">
8461 foreach my $pr (@list) {
8462 my %proj = %$pr;
8463 my $head = git_get_head_hash($proj{'path'});
8464 if (!defined $head) {
8465 next;
8467 $git_dir = "$projectroot/$proj{'path'}";
8468 my %co = parse_commit($head);
8469 if (!%co) {
8470 next;
8473 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
8474 my $rss = esc_attr(href('project' => $proj{'path'}, 'action' => 'rss', -full => 1));
8475 my $html = esc_attr(href('project' => $proj{'path'}, 'action' => 'summary', -full => 1));
8476 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
8478 print <<XML;
8479 </outline>
8480 </body>
8481 </opml>