?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
gitweb: (gr)avatar support
[git/gitweb.git] / gitweb / gitweb.perl
blob92695a3ae8f0e0a444485899dfaf1b5894b21b34
1 #!/usr/bin/perl
2
3 # gitweb - simple web interface to track changes in git repositories
4 #
5 # (C) 2005-2006, Kay Sievers <kay.sievers@vrfy.org>
6 # (C) 2005, Christian Gierke
7 #
8 # This program is licensed under the GPLv2
9
10 use strict;
11 use warnings;
12 use CGI qw(:standard :escapeHTML -nosticky);
13 use CGI::Util qw(unescape);
14 use CGI::Carp qw(fatalsToBrowser);
15 use Encode;
16 use Fcntl ':mode';
17 use File::Find qw();
18 use File::Basename qw(basename);
19 binmode STDOUT, ':utf8';
20
21 BEGIN {
22 CGI->compile() if $ENV{'MOD_PERL'};
23 }
24
25 our $cgi = new CGI;
26 our $version = "++GIT_VERSION++";
27 our $my_url = $cgi->url();
28 our $my_uri = $cgi->url(-absolute => 1);
29
30 # Base URL for relative URLs in gitweb ($logo, $favicon, ...),
31 # needed and used only for URLs with nonempty PATH_INFO
32 our $base_url = $my_url;
33
34 # When the script is used as DirectoryIndex, the URL does not contain the name
35 # of the script file itself, and $cgi->url() fails to strip PATH_INFO, so we
36 # have to do it ourselves. We make $path_info global because it's also used
37 # later on.
38 #
39 # Another issue with the script being the DirectoryIndex is that the resulting
40 # $my_url data is not the full script URL: this is good, because we want
41 # generated links to keep implying the script name if it wasn't explicitly
42 # indicated in the URL we're handling, but it means that $my_url cannot be used
43 # as base URL.
44 # Therefore, if we needed to strip PATH_INFO, then we know that we have
45 # to build the base URL ourselves:
46 our $path_info = $ENV{"PATH_INFO"};
47 if ($path_info) {
48 if ($my_url =~ s,\Q$path_info\E$,, &&
49 $my_uri =~ s,\Q$path_info\E$,, &&
50 defined $ENV{'SCRIPT_NAME'}) {
51 $base_url = $cgi->url(-base => 1) . $ENV{'SCRIPT_NAME'};
52 }
53 }
54
55 # core git executable to use
56 # this can just be "git" if your webserver has a sensible PATH
57 our $GIT = "++GIT_BINDIR++/git";
58
59 # absolute fs-path which will be prepended to the project path
60 #our $projectroot = "/pub/scm";
61 our $projectroot = "++GITWEB_PROJECTROOT++";
62
63 # fs traversing limit for getting project list
64 # the number is relative to the projectroot
65 our $project_maxdepth = "++GITWEB_PROJECT_MAXDEPTH++";
66
67 # target of the home link on top of all pages
68 our $home_link = $my_uri || "/";
69
70 # string of the home link on top of all pages
71 our $home_link_str = "++GITWEB_HOME_LINK_STR++";
72
73 # name of your site or organization to appear in page titles
74 # replace this with something more descriptive for clearer bookmarks
75 our $site_name = "++GITWEB_SITENAME++"
76 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
77
78 # filename of html text to include at top of each page
79 our $site_header = "++GITWEB_SITE_HEADER++";
80 # html text to include at home page
81 our $home_text = "++GITWEB_HOMETEXT++";
82 # filename of html text to include at bottom of each page
83 our $site_footer = "++GITWEB_SITE_FOOTER++";
84
85 # URI of stylesheets
86 our @stylesheets = ("++GITWEB_CSS++");
87 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
88 our $stylesheet = undef;
89 # URI of GIT logo (72x27 size)
90 our $logo = "++GITWEB_LOGO++";
91 # URI of GIT favicon, assumed to be image/png type
92 our $favicon = "++GITWEB_FAVICON++";
93
94 # URI and label (title) of GIT logo link
95 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
96 #our $logo_label = "git documentation";
97 our $logo_url = "http://git.or.cz/";
98 our $logo_label = "git homepage";
99
100 # source of projects list
101 our $projects_list = "++GITWEB_LIST++";
102
103 # the width (in characters) of the projects list "Description" column
104 our $projects_list_description_width = 25;
105
106 # default order of projects list
107 # valid values are none, project, descr, owner, and age
108 our $default_projects_order = "project";
109
110 # show repository only if this file exists
111 # (only effective if this variable evaluates to true)
112 our $export_ok = "++GITWEB_EXPORT_OK++";
113
114 # show repository only if this subroutine returns true
115 # when given the path to the project, for example:
116 # sub { return -e "$_[0]/git-daemon-export-ok"; }
117 our $export_auth_hook = undef;
118
119 # only allow viewing of repositories also shown on the overview page
120 our $strict_export = "++GITWEB_STRICT_EXPORT++";
121
122 # list of git base URLs used for URL to where fetch project from,
123 # i.e. full URL is "$git_base_url/$project"
124 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
125
126 # default blob_plain mimetype and default charset for text/plain blob
127 our $default_blob_plain_mimetype = 'text/plain';
128 our $default_text_plain_charset = undef;
129
130 # file to use for guessing MIME types before trying /etc/mime.types
131 # (relative to the current git repository)
132 our $mimetypes_file = undef;
133
134 # assume this charset if line contains non-UTF-8 characters;
135 # it should be valid encoding (see Encoding::Supported(3pm) for list),
136 # for which encoding all byte sequences are valid, for example
137 # 'iso-8859-1' aka 'latin1' (it is decoded without checking, so it
138 # could be even 'utf-8' for the old behavior)
139 our $fallback_encoding = 'latin1';
140
141 # rename detection options for git-diff and git-diff-tree
142 # - default is '-M', with the cost proportional to
143 # (number of removed files) * (number of new files).
144 # - more costly is '-C' (which implies '-M'), with the cost proportional to
145 # (number of changed files + number of removed files) * (number of new files)
146 # - even more costly is '-C', '--find-copies-harder' with cost
147 # (number of files in the original tree) * (number of new files)
148 # - one might want to include '-B' option, e.g. '-B', '-M'
149 our @diff_opts = ('-M'); # taken from git_commit
150
151 # Disables features that would allow repository owners to inject script into
152 # the gitweb domain.
153 our $prevent_xss = 0;
154
155 # information about snapshot formats that gitweb is capable of serving
156 our %known_snapshot_formats = (
157 # name => {
158 # 'display' => display name,
159 # 'type' => mime type,
160 # 'suffix' => filename suffix,
161 # 'format' => --format for git-archive,
162 # 'compressor' => [compressor command and arguments]
163 # (array reference, optional)}
164 #
165 'tgz' => {
166 'display' => 'tar.gz',
167 'type' => 'application/x-gzip',
168 'suffix' => '.tar.gz',
169 'format' => 'tar',
170 'compressor' => ['gzip']},
171
172 'tbz2' => {
173 'display' => 'tar.bz2',
174 'type' => 'application/x-bzip2',
175 'suffix' => '.tar.bz2',
176 'format' => 'tar',
177 'compressor' => ['bzip2']},
178
179 'zip' => {
180 'display' => 'zip',
181 'type' => 'application/x-zip',
182 'suffix' => '.zip',
183 'format' => 'zip'},
184 );
185
186 # Aliases so we understand old gitweb.snapshot values in repository
187 # configuration.
188 our %known_snapshot_format_aliases = (
189 'gzip' => 'tgz',
190 'bzip2' => 'tbz2',
191
192 # backward compatibility: legacy gitweb config support
193 'x-gzip' => undef, 'gz' => undef,
194 'x-bzip2' => undef, 'bz2' => undef,
195 'x-zip' => undef, '' => undef,
196 );
197
198 # Pixel sizes for icons and avatars. If the default font sizes or lineheights
199 # are changed, it may be appropriate to change these values too via
200 # $GITWEB_CONFIG.
201 our %avatar_size = (
202 'default' => 16,
203 'double' => 32
204 );
205
206 # You define site-wide feature defaults here; override them with
207 # $GITWEB_CONFIG as necessary.
208 our %feature = (
209 # feature => {
210 # 'sub' => feature-sub (subroutine),
211 # 'override' => allow-override (boolean),
212 # 'default' => [ default options...] (array reference)}
213 #
214 # if feature is overridable (it means that allow-override has true value),
215 # then feature-sub will be called with default options as parameters;
216 # return value of feature-sub indicates if to enable specified feature
217 #
218 # if there is no 'sub' key (no feature-sub), then feature cannot be
219 # overriden
220 #
221 # use gitweb_get_feature(<feature>) to retrieve the <feature> value
222 # (an array) or gitweb_check_feature(<feature>) to check if <feature>
223 # is enabled
224
225 # Enable the 'blame' blob view, showing the last commit that modified
226 # each line in the file. This can be very CPU-intensive.
227
228 # To enable system wide have in $GITWEB_CONFIG
229 # $feature{'blame'}{'default'} = [1];
230 # To have project specific config enable override in $GITWEB_CONFIG
231 # $feature{'blame'}{'override'} = 1;
232 # and in project config gitweb.blame = 0|1;
233 'blame' => {
234 'sub' => sub { feature_bool('blame', @_) },
235 'override' => 0,
236 'default' => [0]},
237
238 # Enable the 'snapshot' link, providing a compressed archive of any
239 # tree. This can potentially generate high traffic if you have large
240 # project.
241
242 # Value is a list of formats defined in %known_snapshot_formats that
243 # you wish to offer.
244 # To disable system wide have in $GITWEB_CONFIG
245 # $feature{'snapshot'}{'default'} = [];
246 # To have project specific config enable override in $GITWEB_CONFIG
247 # $feature{'snapshot'}{'override'} = 1;
248 # and in project config, a comma-separated list of formats or "none"
249 # to disable. Example: gitweb.snapshot = tbz2,zip;
250 'snapshot' => {
251 'sub' => \&feature_snapshot,
252 'override' => 0,
253 'default' => ['tgz']},
254
255 # Enable text search, which will list the commits which match author,
256 # committer or commit text to a given string. Enabled by default.
257 # Project specific override is not supported.
258 'search' => {
259 'override' => 0,
260 'default' => [1]},
261
262 # Enable grep search, which will list the files in currently selected
263 # tree containing the given string. Enabled by default. This can be
264 # potentially CPU-intensive, of course.
265
266 # To enable system wide have in $GITWEB_CONFIG
267 # $feature{'grep'}{'default'} = [1];
268 # To have project specific config enable override in $GITWEB_CONFIG
269 # $feature{'grep'}{'override'} = 1;
270 # and in project config gitweb.grep = 0|1;
271 'grep' => {
272 'sub' => sub { feature_bool('grep', @_) },
273 'override' => 0,
274 'default' => [1]},
275
276 # Enable the pickaxe search, which will list the commits that modified
277 # a given string in a file. This can be practical and quite faster
278 # alternative to 'blame', but still potentially CPU-intensive.
279
280 # To enable system wide have in $GITWEB_CONFIG
281 # $feature{'pickaxe'}{'default'} = [1];
282 # To have project specific config enable override in $GITWEB_CONFIG
283 # $feature{'pickaxe'}{'override'} = 1;
284 # and in project config gitweb.pickaxe = 0|1;
285 'pickaxe' => {
286 'sub' => sub { feature_bool('pickaxe', @_) },
287 'override' => 0,
288 'default' => [1]},
289
290 # Make gitweb use an alternative format of the URLs which can be
291 # more readable and natural-looking: project name is embedded
292 # directly in the path and the query string contains other
293 # auxiliary information. All gitweb installations recognize
294 # URL in either format; this configures in which formats gitweb
295 # generates links.
296
297 # To enable system wide have in $GITWEB_CONFIG
298 # $feature{'pathinfo'}{'default'} = [1];
299 # Project specific override is not supported.
300
301 # Note that you will need to change the default location of CSS,
302 # favicon, logo and possibly other files to an absolute URL. Also,
303 # if gitweb.cgi serves as your indexfile, you will need to force
304 # $my_uri to contain the script name in your $GITWEB_CONFIG.
305 'pathinfo' => {
306 'override' => 0,
307 'default' => [0]},
308
309 # Make gitweb consider projects in project root subdirectories
310 # to be forks of existing projects. Given project $projname.git,
311 # projects matching $projname/*.git will not be shown in the main
312 # projects list, instead a '+' mark will be added to $projname
313 # there and a 'forks' view will be enabled for the project, listing
314 # all the forks. If project list is taken from a file, forks have
315 # to be listed after the main project.
316
317 # To enable system wide have in $GITWEB_CONFIG
318 # $feature{'forks'}{'default'} = [1];
319 # Project specific override is not supported.
320 'forks' => {
321 'override' => 0,
322 'default' => [0]},
323
324 # Insert custom links to the action bar of all project pages.
325 # This enables you mainly to link to third-party scripts integrating
326 # into gitweb; e.g. git-browser for graphical history representation
327 # or custom web-based repository administration interface.
328
329 # The 'default' value consists of a list of triplets in the form
330 # (label, link, position) where position is the label after which
331 # to insert the link and link is a format string where %n expands
332 # to the project name, %f to the project path within the filesystem,
333 # %h to the current hash (h gitweb parameter) and %b to the current
334 # hash base (hb gitweb parameter); %% expands to %.
335
336 # To enable system wide have in $GITWEB_CONFIG e.g.
337 # $feature{'actions'}{'default'} = [('graphiclog',
338 # '/git-browser/by-commit.html?r=%n', 'summary')];
339 # Project specific override is not supported.
340 'actions' => {
341 'override' => 0,
342 'default' => []},
343
344 # Allow gitweb scan project content tags described in ctags/
345 # of project repository, and display the popular Web 2.0-ish
346 # "tag cloud" near the project list. Note that this is something
347 # COMPLETELY different from the normal Git tags.
348
349 # gitweb by itself can show existing tags, but it does not handle
350 # tagging itself; you need an external application for that.
351 # For an example script, check Girocco's cgi/tagproj.cgi.
352 # You may want to install the HTML::TagCloud Perl module to get
353 # a pretty tag cloud instead of just a list of tags.
354
355 # To enable system wide have in $GITWEB_CONFIG
356 # $feature{'ctags'}{'default'} = ['path_to_tag_script'];
357 # Project specific override is not supported.
358 'ctags' => {
359 'override' => 0,
360 'default' => [0]},
361
362 # The maximum number of patches in a patchset generated in patch
363 # view. Set this to 0 or undef to disable patch view, or to a
364 # negative number to remove any limit.
365
366 # To disable system wide have in $GITWEB_CONFIG
367 # $feature{'patches'}{'default'} = [0];
368 # To have project specific config enable override in $GITWEB_CONFIG
369 # $feature{'patches'}{'override'} = 1;
370 # and in project config gitweb.patches = 0|n;
371 # where n is the maximum number of patches allowed in a patchset.
372 'patches' => {
373 'sub' => \&feature_patches,
374 'override' => 0,
375 'default' => [16]},
376
377 # Avatar support. When this feature is enabled, views such as
378 # shortlog or commit will display an avatar associated with
379 # the email of the committer(s) and/or author(s).
380
381 # Currently only the gravatar provider is available, and it
382 # depends on Digest::MD5. If an unknown provider is specified,
383 # the feature is disabled.
384
385 # To enable system wide have in $GITWEB_CONFIG
386 # $feature{'avatar'}{'default'} = ['gravatar'];
387 # To have project specific config enable override in $GITWEB_CONFIG
388 # $feature{'avatar'}{'override'} = 1;
389 # and in project config gitweb.avatar = gravatar;
390 'avatar' => {
391 'sub' => \&feature_avatar,
392 'override' => 0,
393 'default' => ['']},
394 );
395
396 sub gitweb_get_feature {
397 my ($name) = @_;
398 return unless exists $feature{$name};
399 my ($sub, $override, @defaults) = (
400 $feature{$name}{'sub'},
401 $feature{$name}{'override'},
402 @{$feature{$name}{'default'}});
403 if (!$override) { return @defaults; }
404 if (!defined $sub) {
405 warn "feature $name is not overrideable";
406 return @defaults;
407 }
408 return $sub->(@defaults);
409 }
410
411 # A wrapper to check if a given feature is enabled.
412 # With this, you can say
413 #
414 # my $bool_feat = gitweb_check_feature('bool_feat');
415 # gitweb_check_feature('bool_feat') or somecode;
416 #
417 # instead of
418 #
419 # my ($bool_feat) = gitweb_get_feature('bool_feat');
420 # (gitweb_get_feature('bool_feat'))[0] or somecode;
421 #
422 sub gitweb_check_feature {
423 return (gitweb_get_feature(@_))[0];
424 }
425
426
427 sub feature_bool {
428 my $key = shift;
429 my ($val) = git_get_project_config($key, '--bool');
430
431 if (!defined $val) {
432 return ($_[0]);
433 } elsif ($val eq 'true') {
434 return (1);
435 } elsif ($val eq 'false') {
436 return (0);
437 }
438 }
439
440 sub feature_snapshot {
441 my (@fmts) = @_;
442
443 my ($val) = git_get_project_config('snapshot');
444
445 if ($val) {
446 @fmts = ($val eq 'none' ? () : split /\s*[,\s]\s*/, $val);
447 }
448
449 return @fmts;
450 }
451
452 sub feature_patches {
453 my @val = (git_get_project_config('patches', '--int'));
454
455 if (@val) {
456 return @val;
457 }
458
459 return ($_[0]);
460 }
461
462 sub feature_avatar {
463 my @val = (git_get_project_config('avatar'));
464
465 return @val ? @val : @_;
466 }
467
468 # checking HEAD file with -e is fragile if the repository was
469 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
470 # and then pruned.
471 sub check_head_link {
472 my ($dir) = @_;
473 my $headfile = "$dir/HEAD";
474 return ((-e $headfile) ||
475 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
476 }
477
478 sub check_export_ok {
479 my ($dir) = @_;
480 return (check_head_link($dir) &&
481 (!$export_ok || -e "$dir/$export_ok") &&
482 (!$export_auth_hook || $export_auth_hook->($dir)));
483 }
484
485 # process alternate names for backward compatibility
486 # filter out unsupported (unknown) snapshot formats
487 sub filter_snapshot_fmts {
488 my @fmts = @_;
489
490 @fmts = map {
491 exists $known_snapshot_format_aliases{$_} ?
492 $known_snapshot_format_aliases{$_} : $_} @fmts;
493 @fmts = grep {
494 exists $known_snapshot_formats{$_} } @fmts;
495 }
496
497 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
498 if (-e $GITWEB_CONFIG) {
499 do $GITWEB_CONFIG;
500 } else {
501 our $GITWEB_CONFIG_SYSTEM = $ENV{'GITWEB_CONFIG_SYSTEM'} || "++GITWEB_CONFIG_SYSTEM++";
502 do $GITWEB_CONFIG_SYSTEM if -e $GITWEB_CONFIG_SYSTEM;
503 }
504
505 # version of the core git binary
506 our $git_version = qx("$GIT" --version) =~ m/git version (.*)$/ ? $1 : "unknown";
507
508 $projects_list ||= $projectroot;
509
510 # ======================================================================
511 # input validation and dispatch
512
513 # input parameters can be collected from a variety of sources (presently, CGI
514 # and PATH_INFO), so we define an %input_params hash that collects them all
515 # together during validation: this allows subsequent uses (e.g. href()) to be
516 # agnostic of the parameter origin
517
518 our %input_params = ();
519
520 # input parameters are stored with the long parameter name as key. This will
521 # also be used in the href subroutine to convert parameters to their CGI
522 # equivalent, and since the href() usage is the most frequent one, we store
523 # the name -> CGI key mapping here, instead of the reverse.
524 #
525 # XXX: Warning: If you touch this, check the search form for updating,
526 # too.
527
528 our @cgi_param_mapping = (
529 project => "p",
530 action => "a",
531 file_name => "f",
532 file_parent => "fp",
533 hash => "h",
534 hash_parent => "hp",
535 hash_base => "hb",
536 hash_parent_base => "hpb",
537 page => "pg",
538 order => "o",
539 searchtext => "s",
540 searchtype => "st",
541 snapshot_format => "sf",
542 extra_options => "opt",
543 search_use_regexp => "sr",
544 );
545 our %cgi_param_mapping = @cgi_param_mapping;
546
547 # we will also need to know the possible actions, for validation
548 our %actions = (
549 "blame" => \&git_blame,
550 "blobdiff" => \&git_blobdiff,
551 "blobdiff_plain" => \&git_blobdiff_plain,
552 "blob" => \&git_blob,
553 "blob_plain" => \&git_blob_plain,
554 "commitdiff" => \&git_commitdiff,
555 "commitdiff_plain" => \&git_commitdiff_plain,
556 "commit" => \&git_commit,
557 "forks" => \&git_forks,
558 "heads" => \&git_heads,
559 "history" => \&git_history,
560 "log" => \&git_log,
561 "patch" => \&git_patch,
562 "patches" => \&git_patches,
563 "rss" => \&git_rss,
564 "atom" => \&git_atom,
565 "search" => \&git_search,
566 "search_help" => \&git_search_help,
567 "shortlog" => \&git_shortlog,
568 "summary" => \&git_summary,
569 "tag" => \&git_tag,
570 "tags" => \&git_tags,
571 "tree" => \&git_tree,
572 "snapshot" => \&git_snapshot,
573 "object" => \&git_object,
574 # those below don't need $project
575 "opml" => \&git_opml,
576 "project_list" => \&git_project_list,
577 "project_index" => \&git_project_index,
578 );
579
580 # finally, we have the hash of allowed extra_options for the commands that
581 # allow them
582 our %allowed_options = (
583 "--no-merges" => [ qw(rss atom log shortlog history) ],
584 );
585
586 # fill %input_params with the CGI parameters. All values except for 'opt'
587 # should be single values, but opt can be an array. We should probably
588 # build an array of parameters that can be multi-valued, but since for the time
589 # being it's only this one, we just single it out
590 while (my ($name, $symbol) = each %cgi_param_mapping) {
591 if ($symbol eq 'opt') {
592 $input_params{$name} = [ $cgi->param($symbol) ];
593 } else {
594 $input_params{$name} = $cgi->param($symbol);
595 }
596 }
597
598 # now read PATH_INFO and update the parameter list for missing parameters
599 sub evaluate_path_info {
600 return if defined $input_params{'project'};
601 return if !$path_info;
602 $path_info =~ s,^/+,,;
603 return if !$path_info;
604
605 # find which part of PATH_INFO is project
606 my $project = $path_info;
607 $project =~ s,/+$,,;
608 while ($project && !check_head_link("$projectroot/$project")) {
609 $project =~ s,/*[^/]*$,,;
610 }
611 return unless $project;
612 $input_params{'project'} = $project;
613
614 # do not change any parameters if an action is given using the query string
615 return if $input_params{'action'};
616 $path_info =~ s,^\Q$project\E/*,,;
617
618 # next, check if we have an action
619 my $action = $path_info;
620 $action =~ s,/.*$,,;
621 if (exists $actions{$action}) {
622 $path_info =~ s,^$action/*,,;
623 $input_params{'action'} = $action;
624 }
625
626 # list of actions that want hash_base instead of hash, but can have no
627 # pathname (f) parameter
628 my @wants_base = (
629 'tree',
630 'history',
631 );
632
633 # we want to catch
634 # [$hash_parent_base[:$file_parent]..]$hash_parent[:$file_name]
635 my ($parentrefname, $parentpathname, $refname, $pathname) =
636 ($path_info =~ /^(?:(.+?)(?::(.+))?\.\.)?(.+?)(?::(.+))?$/);
637
638 # first, analyze the 'current' part
639 if (defined $pathname) {
640 # we got "branch:filename" or "branch:dir/"
641 # we could use git_get_type(branch:pathname), but:
642 # - it needs $git_dir
643 # - it does a git() call
644 # - the convention of terminating directories with a slash
645 # makes it superfluous
646 # - embedding the action in the PATH_INFO would make it even
647 # more superfluous
648 $pathname =~ s,^/+,,;
649 if (!$pathname || substr($pathname, -1) eq "/") {
650 $input_params{'action'} ||= "tree";
651 $pathname =~ s,/$,,;
652 } else {
653 # the default action depends on whether we had parent info
654 # or not
655 if ($parentrefname) {
656 $input_params{'action'} ||= "blobdiff_plain";
657 } else {
658 $input_params{'action'} ||= "blob_plain";
659 }
660 }
661 $input_params{'hash_base'} ||= $refname;
662 $input_params{'file_name'} ||= $pathname;
663 } elsif (defined $refname) {
664 # we got "branch". In this case we have to choose if we have to
665 # set hash or hash_base.
666 #
667 # Most of the actions without a pathname only want hash to be
668 # set, except for the ones specified in @wants_base that want
669 # hash_base instead. It should also be noted that hand-crafted
670 # links having 'history' as an action and no pathname or hash
671 # set will fail, but that happens regardless of PATH_INFO.
672 $input_params{'action'} ||= "shortlog";
673 if (grep { $_ eq $input_params{'action'} } @wants_base) {
674 $input_params{'hash_base'} ||= $refname;
675 } else {
676 $input_params{'hash'} ||= $refname;
677 }
678 }
679
680 # next, handle the 'parent' part, if present
681 if (defined $parentrefname) {
682 # a missing pathspec defaults to the 'current' filename, allowing e.g.
683 # someproject/blobdiff/oldrev..newrev:/filename
684 if ($parentpathname) {
685 $parentpathname =~ s,^/+,,;
686 $parentpathname =~ s,/$,,;
687 $input_params{'file_parent'} ||= $parentpathname;
688 } else {
689 $input_params{'file_parent'} ||= $input_params{'file_name'};
690 }
691 # we assume that hash_parent_base is wanted if a path was specified,
692 # or if the action wants hash_base instead of hash
693 if (defined $input_params{'file_parent'} ||
694 grep { $_ eq $input_params{'action'} } @wants_base) {
695 $input_params{'hash_parent_base'} ||= $parentrefname;
696 } else {
697 $input_params{'hash_parent'} ||= $parentrefname;
698 }
699 }
700
701 # for the snapshot action, we allow URLs in the form
702 # $project/snapshot/$hash.ext
703 # where .ext determines the snapshot and gets removed from the
704 # passed $refname to provide the $hash.
705 #
706 # To be able to tell that $refname includes the format extension, we
707 # require the following two conditions to be satisfied:
708 # - the hash input parameter MUST have been set from the $refname part
709 # of the URL (i.e. they must be equal)
710 # - the snapshot format MUST NOT have been defined already (e.g. from
711 # CGI parameter sf)
712 # It's also useless to try any matching unless $refname has a dot,
713 # so we check for that too
714 if (defined $input_params{'action'} &&
715 $input_params{'action'} eq 'snapshot' &&
716 defined $refname && index($refname, '.') != -1 &&
717 $refname eq $input_params{'hash'} &&
718 !defined $input_params{'snapshot_format'}) {
719 # We loop over the known snapshot formats, checking for
720 # extensions. Allowed extensions are both the defined suffix
721 # (which includes the initial dot already) and the snapshot
722 # format key itself, with a prepended dot
723 while (my ($fmt, $opt) = each %known_snapshot_formats) {
724 my $hash = $refname;
725 unless ($hash =~ s/(\Q$opt->{'suffix'}\E|\Q.$fmt\E)$//) {
726 next;
727 }
728 my $sfx = $1;
729 # a valid suffix was found, so set the snapshot format
730 # and reset the hash parameter
731 $input_params{'snapshot_format'} = $fmt;
732 $input_params{'hash'} = $hash;
733 # we also set the format suffix to the one requested
734 # in the URL: this way a request for e.g. .tgz returns
735 # a .tgz instead of a .tar.gz
736 $known_snapshot_formats{$fmt}{'suffix'} = $sfx;
737 last;
738 }
739 }
740 }
741 evaluate_path_info();
742
743 our $action = $input_params{'action'};
744 if (defined $action) {
745 if (!validate_action($action)) {
746 die_error(400, "Invalid action parameter");
747 }
748 }
749
750 # parameters which are pathnames
751 our $project = $input_params{'project'};
752 if (defined $project) {
753 if (!validate_project($project)) {
754 undef $project;
755 die_error(404, "No such project");
756 }
757 }
758
759 our $file_name = $input_params{'file_name'};
760 if (defined $file_name) {
761 if (!validate_pathname($file_name)) {
762 die_error(400, "Invalid file parameter");
763 }
764 }
765
766 our $file_parent = $input_params{'file_parent'};
767 if (defined $file_parent) {
768 if (!validate_pathname($file_parent)) {
769 die_error(400, "Invalid file parent parameter");
770 }
771 }
772
773 # parameters which are refnames
774 our $hash = $input_params{'hash'};
775 if (defined $hash) {
776 if (!validate_refname($hash)) {
777 die_error(400, "Invalid hash parameter");
778 }
779 }
780
781 our $hash_parent = $input_params{'hash_parent'};
782 if (defined $hash_parent) {
783 if (!validate_refname($hash_parent)) {
784 die_error(400, "Invalid hash parent parameter");
785 }
786 }
787
788 our $hash_base = $input_params{'hash_base'};
789 if (defined $hash_base) {
790 if (!validate_refname($hash_base)) {
791 die_error(400, "Invalid hash base parameter");
792 }
793 }
794
795 our @extra_options = @{$input_params{'extra_options'}};
796 # @extra_options is always defined, since it can only be (currently) set from
797 # CGI, and $cgi->param() returns the empty array in array context if the param
798 # is not set
799 foreach my $opt (@extra_options) {
800 if (not exists $allowed_options{$opt}) {
801 die_error(400, "Invalid option parameter");
802 }
803 if (not grep(/^$action$/, @{$allowed_options{$opt}})) {
804 die_error(400, "Invalid option parameter for this action");
805 }
806 }
807
808 our $hash_parent_base = $input_params{'hash_parent_base'};
809 if (defined $hash_parent_base) {
810 if (!validate_refname($hash_parent_base)) {
811 die_error(400, "Invalid hash parent base parameter");
812 }
813 }
814
815 # other parameters
816 our $page = $input_params{'page'};
817 if (defined $page) {
818 if ($page =~ m/[^0-9]/) {
819 die_error(400, "Invalid page parameter");
820 }
821 }
822
823 our $searchtype = $input_params{'searchtype'};
824 if (defined $searchtype) {
825 if ($searchtype =~ m/[^a-z]/) {
826 die_error(400, "Invalid searchtype parameter");
827 }
828 }
829
830 our $search_use_regexp = $input_params{'search_use_regexp'};
831
832 our $searchtext = $input_params{'searchtext'};
833 our $search_regexp;
834 if (defined $searchtext) {
835 if (length($searchtext) < 2) {
836 die_error(403, "At least two characters are required for search parameter");
837 }
838 $search_regexp = $search_use_regexp ? $searchtext : quotemeta $searchtext;
839 }
840
841 # path to the current git repository
842 our $git_dir;
843 $git_dir = "$projectroot/$project" if $project;
844
845 # list of supported snapshot formats
846 our @snapshot_fmts = gitweb_get_feature('snapshot');
847 @snapshot_fmts = filter_snapshot_fmts(@snapshot_fmts);
848
849 # check that the avatar feature is set to a known provider name,
850 # and for each provider check if the dependencies are satisfied.
851 # if the provider name is invalid or the dependencies are not met,
852 # reset $git_avatar to the empty string.
853 our ($git_avatar) = gitweb_get_feature('avatar');
854 if ($git_avatar eq 'gravatar') {
855 $git_avatar = '' unless (eval { require Digest::MD5; 1; });
856 } else {
857 $git_avatar = '';
858 }
859
860 # dispatch
861 if (!defined $action) {
862 if (defined $hash) {
863 $action = git_get_type($hash);
864 } elsif (defined $hash_base && defined $file_name) {
865 $action = git_get_type("$hash_base:$file_name");
866 } elsif (defined $project) {
867 $action = 'summary';
868 } else {
869 $action = 'project_list';
870 }
871 }
872 if (!defined($actions{$action})) {
873 die_error(400, "Unknown action");
874 }
875 if ($action !~ m/^(?:opml|project_list|project_index)$/ &&
876 !$project) {
877 die_error(400, "Project needed");
878 }
879 $actions{$action}->();
880 exit;
881
882 ## ======================================================================
883 ## action links
884
885 sub href {
886 my %params = @_;
887 # default is to use -absolute url() i.e. $my_uri
888 my $href = $params{-full} ? $my_url : $my_uri;
889
890 $params{'project'} = $project unless exists $params{'project'};
891
892 if ($params{-replay}) {
893 while (my ($name, $symbol) = each %cgi_param_mapping) {
894 if (!exists $params{$name}) {
895 $params{$name} = $input_params{$name};
896 }
897 }
898 }
899
900 my $use_pathinfo = gitweb_check_feature('pathinfo');
901 if ($use_pathinfo and defined $params{'project'}) {
902 # try to put as many parameters as possible in PATH_INFO:
903 # - project name
904 # - action
905 # - hash_parent or hash_parent_base:/file_parent
906 # - hash or hash_base:/filename
907 # - the snapshot_format as an appropriate suffix
908
909 # When the script is the root DirectoryIndex for the domain,
910 # $href here would be something like http://gitweb.example.com/
911 # Thus, we strip any trailing / from $href, to spare us double
912 # slashes in the final URL
913 $href =~ s,/$,,;
914
915 # Then add the project name, if present
916 $href .= "/".esc_url($params{'project'});
917 delete $params{'project'};
918
919 # since we destructively absorb parameters, we keep this
920 # boolean that remembers if we're handling a snapshot
921 my $is_snapshot = $params{'action'} eq 'snapshot';
922
923 # Summary just uses the project path URL, any other action is
924 # added to the URL
925 if (defined $params{'action'}) {
926 $href .= "/".esc_url($params{'action'}) unless $params{'action'} eq 'summary';
927 delete $params{'action'};
928 }
929
930 # Next, we put hash_parent_base:/file_parent..hash_base:/file_name,
931 # stripping nonexistent or useless pieces
932 $href .= "/" if ($params{'hash_base'} || $params{'hash_parent_base'}
933 || $params{'hash_parent'} || $params{'hash'});
934 if (defined $params{'hash_base'}) {
935 if (defined $params{'hash_parent_base'}) {
936 $href .= esc_url($params{'hash_parent_base'});
937 # skip the file_parent if it's the same as the file_name
938 delete $params{'file_parent'} if $params{'file_parent'} eq $params{'file_name'};
939 if (defined $params{'file_parent'} && $params{'file_parent'} !~ /\.\./) {
940 $href .= ":/".esc_url($params{'file_parent'});
941 delete $params{'file_parent'};
942 }
943 $href .= "..";
944 delete $params{'hash_parent'};
945 delete $params{'hash_parent_base'};
946 } elsif (defined $params{'hash_parent'}) {
947 $href .= esc_url($params{'hash_parent'}). "..";
948 delete $params{'hash_parent'};
949 }
950
951 $href .= esc_url($params{'hash_base'});
952 if (defined $params{'file_name'} && $params{'file_name'} !~ /\.\./) {
953 $href .= ":/".esc_url($params{'file_name'});
954 delete $params{'file_name'};
955 }
956 delete $params{'hash'};
957 delete $params{'hash_base'};
958 } elsif (defined $params{'hash'}) {
959 $href .= esc_url($params{'hash'});
960 delete $params{'hash'};
961 }
962
963 # If the action was a snapshot, we can absorb the
964 # snapshot_format parameter too
965 if ($is_snapshot) {
966 my $fmt = $params{'snapshot_format'};
967 # snapshot_format should always be defined when href()
968 # is called, but just in case some code forgets, we
969 # fall back to the default
970 $fmt ||= $snapshot_fmts[0];
971 $href .= $known_snapshot_formats{$fmt}{'suffix'};
972 delete $params{'snapshot_format'};
973 }
974 }
975
976 # now encode the parameters explicitly
977 my @result = ();
978 for (my $i = 0; $i < @cgi_param_mapping; $i += 2) {
979 my ($name, $symbol) = ($cgi_param_mapping[$i], $cgi_param_mapping[$i+1]);
980 if (defined $params{$name}) {
981 if (ref($params{$name}) eq "ARRAY") {
982 foreach my $par (@{$params{$name}}) {
983 push @result, $symbol . "=" . esc_param($par);
984 }
985 } else {
986 push @result, $symbol . "=" . esc_param($params{$name});
987 }
988 }
989 }
990 $href .= "?" . join(';', @result) if scalar @result;
991
992 return $href;
993 }
994
995
996 ## ======================================================================
997 ## validation, quoting/unquoting and escaping
998
999 sub validate_action {
1000 my $input = shift || return undef;
1001 return undef unless exists $actions{$input};
1002 return $input;
1003 }
1004
1005 sub validate_project {
1006 my $input = shift || return undef;
1007 if (!validate_pathname($input) ||
1008 !(-d "$projectroot/$input") ||
1009 !check_export_ok("$projectroot/$input") ||
1010 ($strict_export && !project_in_list($input))) {
1011 return undef;
1012 } else {
1013 return $input;
1014 }
1015 }
1016
1017 sub validate_pathname {
1018 my $input = shift || return undef;
1019
1020 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
1021 # at the beginning, at the end, and between slashes.
1022 # also this catches doubled slashes
1023 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
1024 return undef;
1025 }
1026 # no null characters
1027 if ($input =~ m!\0!) {
1028 return undef;
1029 }
1030 return $input;
1031 }
1032
1033 sub validate_refname {
1034 my $input = shift || return undef;
1035
1036 # textual hashes are O.K.
1037 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
1038 return $input;
1039 }
1040 # it must be correct pathname
1041 $input = validate_pathname($input)
1042 or return undef;
1043 # restrictions on ref name according to git-check-ref-format
1044 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
1045 return undef;
1046 }
1047 return $input;
1048 }
1049
1050 # decode sequences of octets in utf8 into Perl's internal form,
1051 # which is utf-8 with utf8 flag set if needed. gitweb writes out
1052 # in utf-8 thanks to "binmode STDOUT, ':utf8'" at beginning
1053 sub to_utf8 {
1054 my $str = shift;
1055 if (utf8::valid($str)) {
1056 utf8::decode($str);
1057 return $str;
1058 } else {
1059 return decode($fallback_encoding, $str, Encode::FB_DEFAULT);
1060 }
1061 }
1062
1063 # quote unsafe chars, but keep the slash, even when it's not
1064 # correct, but quoted slashes look too horrible in bookmarks
1065 sub esc_param {
1066 my $str = shift;
1067 $str =~ s/([^A-Za-z0-9\-_.~()\/:@])/sprintf("%%%02X", ord($1))/eg;
1068 $str =~ s/\+/%2B/g;
1069 $str =~ s/ /\+/g;
1070 return $str;
1071 }
1072
1073 # quote unsafe chars in whole URL, so some charactrs cannot be quoted
1074 sub esc_url {
1075 my $str = shift;
1076 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg;
1077 $str =~ s/\+/%2B/g;
1078 $str =~ s/ /\+/g;
1079 return $str;
1080 }
1081
1082 # replace invalid utf8 character with SUBSTITUTION sequence
1083 sub esc_html {
1084 my $str = shift;
1085 my %opts = @_;
1086
1087 $str = to_utf8($str);
1088 $str = $cgi->escapeHTML($str);
1089 if ($opts{'-nbsp'}) {
1090 $str =~ s/ /&nbsp;/g;
1091 }
1092 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
1093 return $str;
1094 }
1095
1096 # quote control characters and escape filename to HTML
1097 sub esc_path {
1098 my $str = shift;
1099 my %opts = @_;
1100
1101 $str = to_utf8($str);
1102 $str = $cgi->escapeHTML($str);
1103 if ($opts{'-nbsp'}) {
1104 $str =~ s/ /&nbsp;/g;
1105 }
1106 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
1107 return $str;
1108 }
1109
1110 # Make control characters "printable", using character escape codes (CEC)
1111 sub quot_cec {
1112 my $cntrl = shift;
1113 my %opts = @_;
1114 my %es = ( # character escape codes, aka escape sequences
1115 "\t" => '\t', # tab (HT)
1116 "\n" => '\n', # line feed (LF)
1117 "\r" => '\r', # carrige return (CR)
1118 "\f" => '\f', # form feed (FF)
1119 "\b" => '\b', # backspace (BS)
1120 "\a" => '\a', # alarm (bell) (BEL)
1121 "\e" => '\e', # escape (ESC)
1122 "\013" => '\v', # vertical tab (VT)
1123 "\000" => '\0', # nul character (NUL)
1124 );
1125 my $chr = ( (exists $es{$cntrl})
1126 ? $es{$cntrl}
1127 : sprintf('\%2x', ord($cntrl)) );
1128 if ($opts{-nohtml}) {
1129 return $chr;
1130 } else {
1131 return "<span class=\"cntrl\">$chr</span>";
1132 }
1133 }
1134
1135 # Alternatively use unicode control pictures codepoints,
1136 # Unicode "printable representation" (PR)
1137 sub quot_upr {
1138 my $cntrl = shift;
1139 my %opts = @_;
1140
1141 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
1142 if ($opts{-nohtml}) {
1143 return $chr;
1144 } else {
1145 return "<span class=\"cntrl\">$chr</span>";
1146 }
1147 }
1148
1149 # git may return quoted and escaped filenames
1150 sub unquote {
1151 my $str = shift;
1152
1153 sub unq {
1154 my $seq = shift;
1155 my %es = ( # character escape codes, aka escape sequences
1156 't' => "\t", # tab (HT, TAB)
1157 'n' => "\n", # newline (NL)
1158 'r' => "\r", # return (CR)
1159 'f' => "\f", # form feed (FF)
1160 'b' => "\b", # backspace (BS)
1161 'a' => "\a", # alarm (bell) (BEL)
1162 'e' => "\e", # escape (ESC)
1163 'v' => "\013", # vertical tab (VT)
1164 );
1165
1166 if ($seq =~ m/^[0-7]{1,3}$/) {
1167 # octal char sequence
1168 return chr(oct($seq));
1169 } elsif (exists $es{$seq}) {
1170 # C escape sequence, aka character escape code
1171 return $es{$seq};
1172 }
1173 # quoted ordinary character
1174 return $seq;
1175 }
1176
1177 if ($str =~ m/^"(.*)"$/) {
1178 # needs unquoting
1179 $str = $1;
1180 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
1181 }
1182 return $str;
1183 }
1184
1185 # escape tabs (convert tabs to spaces)
1186 sub untabify {
1187 my $line = shift;
1188
1189 while ((my $pos = index($line, "\t")) != -1) {
1190 if (my $count = (8 - ($pos % 8))) {
1191 my $spaces = ' ' x $count;
1192 $line =~ s/\t/$spaces/;
1193 }
1194 }
1195
1196 return $line;
1197 }
1198
1199 sub project_in_list {
1200 my $project = shift;
1201 my @list = git_get_projects_list();
1202 return @list && scalar(grep { $_->{'path'} eq $project } @list);
1203 }
1204
1205 ## ----------------------------------------------------------------------
1206 ## HTML aware string manipulation
1207
1208 # Try to chop given string on a word boundary between position
1209 # $len and $len+$add_len. If there is no word boundary there,
1210 # chop at $len+$add_len. Do not chop if chopped part plus ellipsis
1211 # (marking chopped part) would be longer than given string.
1212 sub chop_str {
1213 my $str = shift;
1214 my $len = shift;
1215 my $add_len = shift || 10;
1216 my $where = shift || 'right'; # 'left' | 'center' | 'right'
1217
1218 # Make sure perl knows it is utf8 encoded so we don't
1219 # cut in the middle of a utf8 multibyte char.
1220 $str = to_utf8($str);
1221
1222 # allow only $len chars, but don't cut a word if it would fit in $add_len
1223 # if it doesn't fit, cut it if it's still longer than the dots we would add
1224 # remove chopped character entities entirely
1225
1226 # when chopping in the middle, distribute $len into left and right part
1227 # return early if chopping wouldn't make string shorter
1228 if ($where eq 'center') {
1229 return $str if ($len + 5 >= length($str)); # filler is length 5
1230 $len = int($len/2);
1231 } else {
1232 return $str if ($len + 4 >= length($str)); # filler is length 4
1233 }
1234
1235 # regexps: ending and beginning with word part up to $add_len
1236 my $endre = qr/.{$len}\w{0,$add_len}/;
1237 my $begre = qr/\w{0,$add_len}.{$len}/;
1238
1239 if ($where eq 'left') {
1240 $str =~ m/^(.*?)($begre)$/;
1241 my ($lead, $body) = ($1, $2);
1242 if (length($lead) > 4) {
1243 $body =~ s/^[^;]*;// if ($lead =~ m/&[^;]*$/);
1244 $lead = " ...";
1245 }
1246 return "$lead$body";
1247
1248 } elsif ($where eq 'center') {
1249 $str =~ m/^($endre)(.*)$/;
1250 my ($left, $str) = ($1, $2);
1251 $str =~ m/^(.*?)($begre)$/;
1252 my ($mid, $right) = ($1, $2);
1253 if (length($mid) > 5) {
1254 $left =~ s/&[^;]*$//;
1255 $right =~ s/^[^;]*;// if ($mid =~ m/&[^;]*$/);
1256 $mid = " ... ";
1257 }
1258 return "$left$mid$right";
1259
1260 } else {
1261 $str =~ m/^($endre)(.*)$/;
1262 my $body = $1;
1263 my $tail = $2;
1264 if (length($tail) > 4) {
1265 $body =~ s/&[^;]*$//;
1266 $tail = "... ";
1267 }
1268 return "$body$tail";
1269 }
1270 }
1271
1272 # takes the same arguments as chop_str, but also wraps a <span> around the
1273 # result with a title attribute if it does get chopped. Additionally, the
1274 # string is HTML-escaped.
1275 sub chop_and_escape_str {
1276 my ($str) = @_;
1277
1278 my $chopped = chop_str(@_);
1279 if ($chopped eq $str) {
1280 return esc_html($chopped);
1281 } else {
1282 $str =~ s/[[:cntrl:]]/?/g;
1283 return $cgi->span({-title=>$str}, esc_html($chopped));
1284 }
1285 }
1286
1287 ## ----------------------------------------------------------------------
1288 ## functions returning short strings
1289
1290 # CSS class for given age value (in seconds)
1291 sub age_class {
1292 my $age = shift;
1293
1294 if (!defined $age) {
1295 return "noage";
1296 } elsif ($age < 60*60*2) {
1297 return "age0";
1298 } elsif ($age < 60*60*24*2) {
1299 return "age1";
1300 } else {
1301 return "age2";
1302 }
1303 }
1304
1305 # convert age in seconds to "nn units ago" string
1306 sub age_string {
1307 my $age = shift;
1308 my $age_str;
1309
1310 if ($age > 60*60*24*365*2) {
1311 $age_str = (int $age/60/60/24/365);
1312 $age_str .= " years ago";
1313 } elsif ($age > 60*60*24*(365/12)*2) {
1314 $age_str = int $age/60/60/24/(365/12);
1315 $age_str .= " months ago";
1316 } elsif ($age > 60*60*24*7*2) {
1317 $age_str = int $age/60/60/24/7;
1318 $age_str .= " weeks ago";
1319 } elsif ($age > 60*60*24*2) {
1320 $age_str = int $age/60/60/24;
1321 $age_str .= " days ago";
1322 } elsif ($age > 60*60*2) {
1323 $age_str = int $age/60/60;
1324 $age_str .= " hours ago";
1325 } elsif ($age > 60*2) {
1326 $age_str = int $age/60;
1327 $age_str .= " min ago";
1328 } elsif ($age > 2) {
1329 $age_str = int $age;
1330 $age_str .= " sec ago";
1331 } else {
1332 $age_str .= " right now";
1333 }
1334 return $age_str;
1335 }
1336
1337 use constant {
1338 S_IFINVALID => 0030000,
1339 S_IFGITLINK => 0160000,
1340 };
1341
1342 # submodule/subproject, a commit object reference
1343 sub S_ISGITLINK {
1344 my $mode = shift;
1345
1346 return (($mode & S_IFMT) == S_IFGITLINK)
1347 }
1348
1349 # convert file mode in octal to symbolic file mode string
1350 sub mode_str {
1351 my $mode = oct shift;
1352
1353 if (S_ISGITLINK($mode)) {
1354 return 'm---------';
1355 } elsif (S_ISDIR($mode & S_IFMT)) {
1356 return 'drwxr-xr-x';
1357 } elsif (S_ISLNK($mode)) {
1358 return 'lrwxrwxrwx';
1359 } elsif (S_ISREG($mode)) {
1360 # git cares only about the executable bit
1361 if ($mode & S_IXUSR) {
1362 return '-rwxr-xr-x';
1363 } else {
1364 return '-rw-r--r--';
1365 };
1366 } else {
1367 return '----------';
1368 }
1369 }
1370
1371 # convert file mode in octal to file type string
1372 sub file_type {
1373 my $mode = shift;
1374
1375 if ($mode !~ m/^[0-7]+$/) {
1376 return $mode;
1377 } else {
1378 $mode = oct $mode;
1379 }
1380
1381 if (S_ISGITLINK($mode)) {
1382 return "submodule";
1383 } elsif (S_ISDIR($mode & S_IFMT)) {
1384 return "directory";
1385 } elsif (S_ISLNK($mode)) {
1386 return "symlink";
1387 } elsif (S_ISREG($mode)) {
1388 return "file";
1389 } else {
1390 return "unknown";
1391 }
1392 }
1393
1394 # convert file mode in octal to file type description string
1395 sub file_type_long {
1396 my $mode = shift;
1397
1398 if ($mode !~ m/^[0-7]+$/) {
1399 return $mode;
1400 } else {
1401 $mode = oct $mode;
1402 }
1403
1404 if (S_ISGITLINK($mode)) {
1405 return "submodule";
1406 } elsif (S_ISDIR($mode & S_IFMT)) {
1407 return "directory";
1408 } elsif (S_ISLNK($mode)) {
1409 return "symlink";
1410 } elsif (S_ISREG($mode)) {
1411 if ($mode & S_IXUSR) {
1412 return "executable";
1413 } else {
1414 return "file";
1415 };
1416 } else {
1417 return "unknown";
1418 }
1419 }
1420
1421
1422 ## ----------------------------------------------------------------------
1423 ## functions returning short HTML fragments, or transforming HTML fragments
1424 ## which don't belong to other sections
1425
1426 # format line of commit message.
1427 sub format_log_line_html {
1428 my $line = shift;
1429
1430 $line = esc_html($line, -nbsp=>1);
1431 $line =~ s{\b([0-9a-fA-F]{8,40})\b}{
1432 $cgi->a({-href => href(action=>"object", hash=>$1),
1433 -class => "text"}, $1);
1434 }eg;
1435
1436 return $line;
1437 }
1438
1439 # format marker of refs pointing to given object
1440
1441 # the destination action is chosen based on object type and current context:
1442 # - for annotated tags, we choose the tag view unless it's the current view
1443 # already, in which case we go to shortlog view
1444 # - for other refs, we keep the current view if we're in history, shortlog or
1445 # log view, and select shortlog otherwise
1446 sub format_ref_marker {
1447 my ($refs, $id) = @_;
1448 my $markers = '';
1449
1450 if (defined $refs->{$id}) {
1451 foreach my $ref (@{$refs->{$id}}) {
1452 # this code exploits the fact that non-lightweight tags are the
1453 # only indirect objects, and that they are the only objects for which
1454 # we want to use tag instead of shortlog as action
1455 my ($type, $name) = qw();
1456 my $indirect = ($ref =~ s/\^\{\}$//);
1457 # e.g. tags/v2.6.11 or heads/next
1458 if ($ref =~ m!^(.*?)s?/(.*)$!) {
1459 $type = $1;
1460 $name = $2;
1461 } else {
1462 $type = "ref";
1463 $name = $ref;
1464 }
1465
1466 my $class = $type;
1467 $class .= " indirect" if $indirect;
1468
1469 my $dest_action = "shortlog";
1470
1471 if ($indirect) {
1472 $dest_action = "tag" unless $action eq "tag";
1473 } elsif ($action =~ /^(history|(short)?log)$/) {
1474 $dest_action = $action;
1475 }
1476
1477 my $dest = "";
1478 $dest .= "refs/" unless $ref =~ m!^refs/!;
1479 $dest .= $ref;
1480
1481 my $link = $cgi->a({
1482 -href => href(
1483 action=>$dest_action,
1484 hash=>$dest
1485 )}, $name);
1486
1487 $markers .= " <span class=\"$class\" title=\"$ref\">" .
1488 $link . "</span>";
1489 }
1490 }
1491
1492 if ($markers) {
1493 return ' <span class="refs">'. $markers . '</span>';
1494 } else {
1495 return "";
1496 }
1497 }
1498
1499 # format, perhaps shortened and with markers, title line
1500 sub format_subject_html {
1501 my ($long, $short, $href, $extra) = @_;
1502 $extra = '' unless defined($extra);
1503
1504 if (length($short) < length($long)) {
1505 $long =~ s/[[:cntrl:]]/?/g;
1506 return $cgi->a({-href => $href, -class => "list subject",
1507 -title => to_utf8($long)},
1508 esc_html($short) . $extra);
1509 } else {
1510 return $cgi->a({-href => $href, -class => "list subject"},
1511 esc_html($long) . $extra);
1512 }
1513 }
1514
1515 # Insert an avatar for the given $email at the given $size if the feature
1516 # is enabled.
1517 sub git_get_avatar {
1518 my ($email, %opts) = @_;
1519 my $pre_white = ($opts{-pad_before} ? "&nbsp;" : "");
1520 my $post_white = ($opts{-pad_after} ? "&nbsp;" : "");
1521 $opts{-size} ||= 'default';
1522 my $size = $avatar_size{$opts{-size}} || $avatar_size{'default'};
1523 my $url = "";
1524 if ($git_avatar eq 'gravatar') {
1525 $url = "http://www.gravatar.com/avatar/" .
1526 Digest::MD5::md5_hex(lc $email) . "?s=$size";
1527 }
1528 # Currently only gravatars are supported, but other forms such as
1529 # picons can be added by putting an else up here and defining $url
1530 # as needed. If no variant puts something in $url, we assume avatars
1531 # are completely disabled/unavailable.
1532 if ($url) {
1533 return $pre_white .
1534 "<img width=\"$size\" " .
1535 "class=\"avatar\" " .
1536 "src=\"$url\" " .
1537 "/>" . $post_white;
1538 } else {
1539 return "";
1540 }
1541 }
1542
1543 # format the author name of the given commit with the given tag
1544 # the author name is chopped and escaped according to the other
1545 # optional parameters (see chop_str).
1546 sub format_author_html {
1547 my $tag = shift;
1548 my $co = shift;
1549 my $author = chop_and_escape_str($co->{'author_name'}, @_);
1550 return "<$tag class=\"author\">" .
1551 git_get_avatar($co->{'author_email'}, -pad_after => 1) .
1552 $author . "</$tag>";
1553 }
1554
1555 # format git diff header line, i.e. "diff --(git|combined|cc) ..."
1556 sub format_git_diff_header_line {
1557 my $line = shift;
1558 my $diffinfo = shift;
1559 my ($from, $to) = @_;
1560
1561 if ($diffinfo->{'nparents'}) {
1562 # combined diff
1563 $line =~ s!^(diff (.*?) )"?.*$!$1!;
1564 if ($to->{'href'}) {
1565 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1566 esc_path($to->{'file'}));
1567 } else { # file was deleted (no href)
1568 $line .= esc_path($to->{'file'});
1569 }
1570 } else {
1571 # "ordinary" diff
1572 $line =~ s!^(diff (.*?) )"?a/.*$!$1!;
1573 if ($from->{'href'}) {
1574 $line .= $cgi->a({-href => $from->{'href'}, -class => "path"},
1575 'a/' . esc_path($from->{'file'}));
1576 } else { # file was added (no href)
1577 $line .= 'a/' . esc_path($from->{'file'});
1578 }
1579 $line .= ' ';
1580 if ($to->{'href'}) {
1581 $line .= $cgi->a({-href => $to->{'href'}, -class => "path"},
1582 'b/' . esc_path($to->{'file'}));
1583 } else { # file was deleted
1584 $line .= 'b/' . esc_path($to->{'file'});
1585 }
1586 }
1587
1588 return "<div class=\"diff header\">$line</div>\n";
1589 }
1590
1591 # format extended diff header line, before patch itself
1592 sub format_extended_diff_header_line {
1593 my $line = shift;
1594 my $diffinfo = shift;
1595 my ($from, $to) = @_;
1596
1597 # match <path>
1598 if ($line =~ s!^((copy|rename) from ).*$!$1! && $from->{'href'}) {
1599 $line .= $cgi->a({-href=>$from->{'href'}, -class=>"path"},
1600 esc_path($from->{'file'}));
1601 }
1602 if ($line =~ s!^((copy|rename) to ).*$!$1! && $to->{'href'}) {
1603 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"path"},
1604 esc_path($to->{'file'}));
1605 }
1606 # match single <mode>
1607 if ($line =~ m/\s(\d{6})$/) {
1608 $line .= '<span class="info"> (' .
1609 file_type_long($1) .
1610 ')</span>';
1611 }
1612 # match <hash>
1613 if ($line =~ m/^index [0-9a-fA-F]{40},[0-9a-fA-F]{40}/) {
1614 # can match only for combined diff
1615 $line = 'index ';
1616 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
1617 if ($from->{'href'}[$i]) {
1618 $line .= $cgi->a({-href=>$from->{'href'}[$i],
1619 -class=>"hash"},
1620 substr($diffinfo->{'from_id'}[$i],0,7));
1621 } else {
1622 $line .= '0' x 7;
1623 }
1624 # separator
1625 $line .= ',' if ($i < $diffinfo->{'nparents'} - 1);
1626 }
1627 $line .= '..';
1628 if ($to->{'href'}) {
1629 $line .= $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
1630 substr($diffinfo->{'to_id'},0,7));
1631 } else {
1632 $line .= '0' x 7;
1633 }
1634
1635 } elsif ($line =~ m/^index [0-9a-fA-F]{40}..[0-9a-fA-F]{40}/) {
1636 # can match only for ordinary diff
1637 my ($from_link, $to_link);
1638 if ($from->{'href'}) {
1639 $from_link = $cgi->a({-href=>$from->{'href'}, -class=>"hash"},
1640 substr($diffinfo->{'from_id'},0,7));
1641 } else {
1642 $from_link = '0' x 7;
1643 }
1644 if ($to->{'href'}) {
1645 $to_link = $cgi->a({-href=>$to->{'href'}, -class=>"hash"},
1646 substr($diffinfo->{'to_id'},0,7));
1647 } else {
1648 $to_link = '0' x 7;
1649 }
1650 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
1651 $line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
1652 }
1653
1654 return $line . "<br/>\n";
1655 }
1656
1657 # format from-file/to-file diff header
1658 sub format_diff_from_to_header {
1659 my ($from_line, $to_line, $diffinfo, $from, $to, @parents) = @_;
1660 my $line;
1661 my $result = '';
1662
1663 $line = $from_line;
1664 #assert($line =~ m/^---/) if DEBUG;
1665 # no extra formatting for "^--- /dev/null"
1666 if (! $diffinfo->{'nparents'}) {
1667 # ordinary (single parent) diff
1668 if ($line =~ m!^--- "?a/!) {
1669 if ($from->{'href'}) {
1670 $line = '--- a/' .
1671 $cgi->a({-href=>$from->{'href'}, -class=>"path"},
1672 esc_path($from->{'file'}));
1673 } else {
1674 $line = '--- a/' .
1675 esc_path($from->{'file'});
1676 }
1677 }
1678 $result .= qq!<div class="diff from_file">$line</div>\n!;
1679
1680 } else {
1681 # combined diff (merge commit)
1682 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
1683 if ($from->{'href'}[$i]) {
1684 $line = '--- ' .
1685 $cgi->a({-href=>href(action=>"blobdiff",
1686 hash_parent=>$diffinfo->{'from_id'}[$i],
1687 hash_parent_base=>$parents[$i],
1688 file_parent=>$from->{'file'}[$i],
1689 hash=>$diffinfo->{'to_id'},
1690 hash_base=>$hash,
1691 file_name=>$to->{'file'}),
1692 -class=>"path",
1693 -title=>"diff" . ($i+1)},
1694 $i+1) .
1695 '/' .
1696 $cgi->a({-href=>$from->{'href'}[$i], -class=>"path"},
1697 esc_path($from->{'file'}[$i]));
1698 } else {
1699 $line = '--- /dev/null';
1700 }
1701 $result .= qq!<div class="diff from_file">$line</div>\n!;
1702 }
1703 }
1704
1705 $line = $to_line;
1706 #assert($line =~ m/^\+\+\+/) if DEBUG;
1707 # no extra formatting for "^+++ /dev/null"
1708 if ($line =~ m!^\+\+\+ "?b/!) {
1709 if ($to->{'href'}) {
1710 $line = '+++ b/' .
1711 $cgi->a({-href=>$to->{'href'}, -class=>"path"},
1712 esc_path($to->{'file'}));
1713 } else {
1714 $line = '+++ b/' .
1715 esc_path($to->{'file'});
1716 }
1717 }
1718 $result .= qq!<div class="diff to_file">$line</div>\n!;
1719
1720 return $result;
1721 }
1722
1723 # create note for patch simplified by combined diff
1724 sub format_diff_cc_simplified {
1725 my ($diffinfo, @parents) = @_;
1726 my $result = '';
1727
1728 $result .= "<div class=\"diff header\">" .
1729 "diff --cc ";
1730 if (!is_deleted($diffinfo)) {
1731 $result .= $cgi->a({-href => href(action=>"blob",
1732 hash_base=>$hash,
1733 hash=>$diffinfo->{'to_id'},
1734 file_name=>$diffinfo->{'to_file'}),
1735 -class => "path"},
1736 esc_path($diffinfo->{'to_file'}));
1737 } else {
1738 $result .= esc_path($diffinfo->{'to_file'});
1739 }
1740 $result .= "</div>\n" . # class="diff header"
1741 "<div class=\"diff nodifferences\">" .
1742 "Simple merge" .
1743 "</div>\n"; # class="diff nodifferences"
1744
1745 return $result;
1746 }
1747
1748 # format patch (diff) line (not to be used for diff headers)
1749 sub format_diff_line {
1750 my $line = shift;
1751 my ($from, $to) = @_;
1752 my $diff_class = "";
1753
1754 chomp $line;
1755
1756 if ($from && $to && ref($from->{'href'}) eq "ARRAY") {
1757 # combined diff
1758 my $prefix = substr($line, 0, scalar @{$from->{'href'}});
1759 if ($line =~ m/^\@{3}/) {
1760 $diff_class = " chunk_header";
1761 } elsif ($line =~ m/^\\/) {
1762 $diff_class = " incomplete";
1763 } elsif ($prefix =~ tr/+/+/) {
1764 $diff_class = " add";
1765 } elsif ($prefix =~ tr/-/-/) {
1766 $diff_class = " rem";
1767 }
1768 } else {
1769 # assume ordinary diff
1770 my $char = substr($line, 0, 1);
1771 if ($char eq '+') {
1772 $diff_class = " add";
1773 } elsif ($char eq '-') {
1774 $diff_class = " rem";
1775 } elsif ($char eq '@') {
1776 $diff_class = " chunk_header";
1777 } elsif ($char eq "\\") {
1778 $diff_class = " incomplete";
1779 }
1780 }
1781 $line = untabify($line);
1782 if ($from && $to && $line =~ m/^\@{2} /) {
1783 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
1784 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
1785
1786 $from_lines = 0 unless defined $from_lines;
1787 $to_lines = 0 unless defined $to_lines;
1788
1789 if ($from->{'href'}) {
1790 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
1791 -class=>"list"}, $from_text);
1792 }
1793 if ($to->{'href'}) {
1794 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
1795 -class=>"list"}, $to_text);
1796 }
1797 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
1798 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
1799 return "<div class=\"diff$diff_class\">$line</div>\n";
1800 } elsif ($from && $to && $line =~ m/^\@{3}/) {
1801 my ($prefix, $ranges, $section) = $line =~ m/^(\@+) (.*?) \@+(.*)$/;
1802 my (@from_text, @from_start, @from_nlines, $to_text, $to_start, $to_nlines);
1803
1804 @from_text = split(' ', $ranges);
1805 for (my $i = 0; $i < @from_text; ++$i) {
1806 ($from_start[$i], $from_nlines[$i]) =
1807 (split(',', substr($from_text[$i], 1)), 0);
1808 }
1809
1810 $to_text = pop @from_text;
1811 $to_start = pop @from_start;
1812 $to_nlines = pop @from_nlines;
1813
1814 $line = "<span class=\"chunk_info\">$prefix ";
1815 for (my $i = 0; $i < @from_text; ++$i) {
1816 if ($from->{'href'}[$i]) {
1817 $line .= $cgi->a({-href=>"$from->{'href'}[$i]#l$from_start[$i]",
1818 -class=>"list"}, $from_text[$i]);
1819 } else {
1820 $line .= $from_text[$i];
1821 }
1822 $line .= " ";
1823 }
1824 if ($to->{'href'}) {
1825 $line .= $cgi->a({-href=>"$to->{'href'}#l$to_start",
1826 -class=>"list"}, $to_text);
1827 } else {
1828 $line .= $to_text;
1829 }
1830 $line .= " $prefix</span>" .
1831 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
1832 return "<div class=\"diff$diff_class\">$line</div>\n";
1833 }
1834 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
1835 }
1836
1837 # Generates undef or something like "_snapshot_" or "snapshot (_tbz2_ _zip_)",
1838 # linked. Pass the hash of the tree/commit to snapshot.
1839 sub format_snapshot_links {
1840 my ($hash) = @_;
1841 my $num_fmts = @snapshot_fmts;
1842 if ($num_fmts > 1) {
1843 # A parenthesized list of links bearing format names.
1844 # e.g. "snapshot (_tar.gz_ _zip_)"
1845 return "snapshot (" . join(' ', map
1846 $cgi->a({
1847 -href => href(
1848 action=>"snapshot",
1849 hash=>$hash,
1850 snapshot_format=>$_
1851 )
1852 }, $known_snapshot_formats{$_}{'display'})
1853 , @snapshot_fmts) . ")";
1854 } elsif ($num_fmts == 1) {
1855 # A single "snapshot" link whose tooltip bears the format name.
1856 # i.e. "_snapshot_"
1857 my ($fmt) = @snapshot_fmts;
1858 return
1859 $cgi->a({
1860 -href => href(
1861 action=>"snapshot",
1862 hash=>$hash,
1863 snapshot_format=>$fmt
1864 ),
1865 -title => "in format: $known_snapshot_formats{$fmt}{'display'}"
1866 }, "snapshot");
1867 } else { # $num_fmts == 0
1868 return undef;
1869 }
1870 }
1871
1872 ## ......................................................................
1873 ## functions returning values to be passed, perhaps after some
1874 ## transformation, to other functions; e.g. returning arguments to href()
1875
1876 # returns hash to be passed to href to generate gitweb URL
1877 # in -title key it returns description of link
1878 sub get_feed_info {
1879 my $format = shift || 'Atom';
1880 my %res = (action => lc($format));
1881
1882 # feed links are possible only for project views
1883 return unless (defined $project);
1884 # some views should link to OPML, or to generic project feed,
1885 # or don't have specific feed yet (so they should use generic)
1886 return if ($action =~ /^(?:tags|heads|forks|tag|search)$/x);
1887
1888 my $branch;
1889 # branches refs uses 'refs/heads/' prefix (fullname) to differentiate
1890 # from tag links; this also makes possible to detect branch links
1891 if ((defined $hash_base && $hash_base =~ m!^refs/heads/(.*)$!) ||
1892 (defined $hash && $hash =~ m!^refs/heads/(.*)$!)) {
1893 $branch = $1;
1894 }
1895 # find log type for feed description (title)
1896 my $type = 'log';
1897 if (defined $file_name) {
1898 $type = "history of $file_name";
1899 $type .= "/" if ($action eq 'tree');
1900 $type .= " on '$branch'" if (defined $branch);
1901 } else {
1902 $type = "log of $branch" if (defined $branch);
1903 }
1904
1905 $res{-title} = $type;
1906 $res{'hash'} = (defined $branch ? "refs/heads/$branch" : undef);
1907 $res{'file_name'} = $file_name;
1908
1909 return %res;
1910 }
1911
1912 ## ----------------------------------------------------------------------
1913 ## git utility subroutines, invoking git commands
1914
1915 # returns path to the core git executable and the --git-dir parameter as list
1916 sub git_cmd {
1917 return $GIT, '--git-dir='.$git_dir;
1918 }
1919
1920 # quote the given arguments for passing them to the shell
1921 # quote_command("command", "arg 1", "arg with ' and ! characters")
1922 # => "'command' 'arg 1' 'arg with '\'' and '\!' characters'"
1923 # Try to avoid using this function wherever possible.
1924 sub quote_command {
1925 return join(' ',
1926 map { my $a = $_; $a =~ s/(['!])/'\\$1'/g; "'$a'" } @_ );
1927 }
1928
1929 # get HEAD ref of given project as hash
1930 sub git_get_head_hash {
1931 my $project = shift;
1932 my $o_git_dir = $git_dir;
1933 my $retval = undef;
1934 $git_dir = "$projectroot/$project";
1935 if (open my $fd, "-|", git_cmd(), "rev-parse", "--verify", "HEAD") {
1936 my $head = <$fd>;
1937 close $fd;
1938 if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) {
1939 $retval = $1;
1940 }
1941 }
1942 if (defined $o_git_dir) {
1943 $git_dir = $o_git_dir;
1944 }
1945 return $retval;
1946 }
1947
1948 # get type of given object
1949 sub git_get_type {
1950 my $hash = shift;
1951
1952 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
1953 my $type = <$fd>;
1954 close $fd or return;
1955 chomp $type;
1956 return $type;
1957 }
1958
1959 # repository configuration
1960 our $config_file = '';
1961 our %config;
1962
1963 # store multiple values for single key as anonymous array reference
1964 # single values stored directly in the hash, not as [ <value> ]
1965 sub hash_set_multi {
1966 my ($hash, $key, $value) = @_;
1967
1968 if (!exists $hash->{$key}) {
1969 $hash->{$key} = $value;
1970 } elsif (!ref $hash->{$key}) {
1971 $hash->{$key} = [ $hash->{$key}, $value ];
1972 } else {
1973 push @{$hash->{$key}}, $value;
1974 }
1975 }
1976
1977 # return hash of git project configuration
1978 # optionally limited to some section, e.g. 'gitweb'
1979 sub git_parse_project_config {
1980 my $section_regexp = shift;
1981 my %config;
1982
1983 local $/ = "\0";
1984
1985 open my $fh, "-|", git_cmd(), "config", '-z', '-l',
1986 or return;
1987
1988 while (my $keyval = <$fh>) {
1989 chomp $keyval;
1990 my ($key, $value) = split(/\n/, $keyval, 2);
1991
1992 hash_set_multi(\%config, $key, $value)
1993 if (!defined $section_regexp || $key =~ /^(?:$section_regexp)\./o);
1994 }
1995 close $fh;
1996
1997 return %config;
1998 }
1999
2000 # convert config value to boolean: 'true' or 'false'
2001 # no value, number > 0, 'true' and 'yes' values are true
2002 # rest of values are treated as false (never as error)
2003 sub config_to_bool {
2004 my $val = shift;
2005
2006 return 1 if !defined $val; # section.key
2007
2008 # strip leading and trailing whitespace
2009 $val =~ s/^\s+//;
2010 $val =~ s/\s+$//;
2011
2012 return (($val =~ /^\d+$/ && $val) || # section.key = 1
2013 ($val =~ /^(?:true|yes)$/i)); # section.key = true
2014 }
2015
2016 # convert config value to simple decimal number
2017 # an optional value suffix of 'k', 'm', or 'g' will cause the value
2018 # to be multiplied by 1024, 1048576, or 1073741824
2019 sub config_to_int {
2020 my $val = shift;
2021
2022 # strip leading and trailing whitespace
2023 $val =~ s/^\s+//;
2024 $val =~ s/\s+$//;
2025
2026 if (my ($num, $unit) = ($val =~ /^([0-9]*)([kmg])$/i)) {
2027 $unit = lc($unit);
2028 # unknown unit is treated as 1
2029 return $num * ($unit eq 'g' ? 1073741824 :
2030 $unit eq 'm' ? 1048576 :
2031 $unit eq 'k' ? 1024 : 1);
2032 }
2033 return $val;
2034 }
2035
2036 # convert config value to array reference, if needed
2037 sub config_to_multi {
2038 my $val = shift;
2039
2040 return ref($val) ? $val : (defined($val) ? [ $val ] : []);
2041 }
2042
2043 sub git_get_project_config {
2044 my ($key, $type) = @_;
2045
2046 # key sanity check
2047 return unless ($key);
2048 $key =~ s/^gitweb\.//;
2049 return if ($key =~ m/\W/);
2050
2051 # type sanity check
2052 if (defined $type) {
2053 $type =~ s/^--//;
2054 $type = undef
2055 unless ($type eq 'bool' || $type eq 'int');
2056 }
2057
2058 # get config
2059 if (!defined $config_file ||
2060 $config_file ne "$git_dir/config") {
2061 %config = git_parse_project_config('gitweb');
2062 $config_file = "$git_dir/config";
2063 }
2064
2065 # check if config variable (key) exists
2066 return unless exists $config{"gitweb.$key"};
2067
2068 # ensure given type
2069 if (!defined $type) {
2070 return $config{"gitweb.$key"};
2071 } elsif ($type eq 'bool') {
2072 # backward compatibility: 'git config --bool' returns true/false
2073 return config_to_bool($config{"gitweb.$key"}) ? 'true' : 'false';
2074 } elsif ($type eq 'int') {
2075 return config_to_int($config{"gitweb.$key"});
2076 }
2077 return $config{"gitweb.$key"};
2078 }
2079
2080 # get hash of given path at given ref
2081 sub git_get_hash_by_path {
2082 my $base = shift;
2083 my $path = shift || return undef;
2084 my $type = shift;
2085
2086 $path =~ s,/+$,,;
2087
2088 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
2089 or die_error(500, "Open git-ls-tree failed");
2090 my $line = <$fd>;
2091 close $fd or return undef;
2092
2093 if (!defined $line) {
2094 # there is no tree or hash given by $path at $base
2095 return undef;
2096 }
2097
2098 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2099 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
2100 if (defined $type && $type ne $2) {
2101 # type doesn't match
2102 return undef;
2103 }
2104 return $3;
2105 }
2106
2107 # get path of entry with given hash at given tree-ish (ref)
2108 # used to get 'from' filename for combined diff (merge commit) for renames
2109 sub git_get_path_by_hash {
2110 my $base = shift || return;
2111 my $hash = shift || return;
2112
2113 local $/ = "\0";
2114
2115 open my $fd, "-|", git_cmd(), "ls-tree", '-r', '-t', '-z', $base
2116 or return undef;
2117 while (my $line = <$fd>) {
2118 chomp $line;
2119
2120 #'040000 tree 595596a6a9117ddba9fe379b6b012b558bac8423 gitweb'
2121 #'100644 blob e02e90f0429be0d2a69b76571101f20b8f75530f gitweb/README'
2122 if ($line =~ m/(?:[0-9]+) (?:.+) $hash\t(.+)$/) {
2123 close $fd;
2124 return $1;
2125 }
2126 }
2127 close $fd;
2128 return undef;
2129 }
2130
2131 ## ......................................................................
2132 ## git utility functions, directly accessing git repository
2133
2134 sub git_get_project_description {
2135 my $path = shift;
2136
2137 $git_dir = "$projectroot/$path";
2138 open my $fd, '<', "$git_dir/description"
2139 or return git_get_project_config('description');
2140 my $descr = <$fd>;
2141 close $fd;
2142 if (defined $descr) {
2143 chomp $descr;
2144 }
2145 return $descr;
2146 }
2147
2148 sub git_get_project_ctags {
2149 my $path = shift;
2150 my $ctags = {};
2151
2152 $git_dir = "$projectroot/$path";
2153 opendir my $dh, "$git_dir/ctags"
2154 or return $ctags;
2155 foreach (grep { -f $_ } map { "$git_dir/ctags/$_" } readdir($dh)) {
2156 open my $ct, '<', $_ or next;
2157 my $val = <$ct>;
2158 chomp $val;
2159 close $ct;
2160 my $ctag = $_; $ctag =~ s#.*/##;
2161 $ctags->{$ctag} = $val;
2162 }
2163 closedir $dh;
2164 $ctags;
2165 }
2166
2167 sub git_populate_project_tagcloud {
2168 my $ctags = shift;
2169
2170 # First, merge different-cased tags; tags vote on casing
2171 my %ctags_lc;
2172 foreach (keys %$ctags) {
2173 $ctags_lc{lc $_}->{count} += $ctags->{$_};
2174 if (not $ctags_lc{lc $_}->{topcount}
2175 or $ctags_lc{lc $_}->{topcount} < $ctags->{$_}) {
2176 $ctags_lc{lc $_}->{topcount} = $ctags->{$_};
2177 $ctags_lc{lc $_}->{topname} = $_;
2178 }
2179 }
2180
2181 my $cloud;
2182 if (eval { require HTML::TagCloud; 1; }) {
2183 $cloud = HTML::TagCloud->new;
2184 foreach (sort keys %ctags_lc) {
2185 # Pad the title with spaces so that the cloud looks
2186 # less crammed.
2187 my $title = $ctags_lc{$_}->{topname};
2188 $title =~ s/ /&nbsp;/g;
2189 $title =~ s/^/&nbsp;/g;
2190 $title =~ s/$/&nbsp;/g;
2191 $cloud->add($title, $home_link."?by_tag=".$_, $ctags_lc{$_}->{count});
2192 }
2193 } else {
2194 $cloud = \%ctags_lc;
2195 }
2196 $cloud;
2197 }
2198
2199 sub git_show_project_tagcloud {
2200 my ($cloud, $count) = @_;
2201 print STDERR ref($cloud)."..\n";
2202 if (ref $cloud eq 'HTML::TagCloud') {
2203 return $cloud->html_and_css($count);
2204 } else {
2205 my @tags = sort { $cloud->{$a}->{count} <=> $cloud->{$b}->{count} } keys %$cloud;
2206 return '<p align="center">' . join (', ', map {
2207 "<a href=\"$home_link?by_tag=$_\">$cloud->{$_}->{topname}</a>"
2208 } splice(@tags, 0, $count)) . '</p>';
2209 }
2210 }
2211
2212 sub git_get_project_url_list {
2213 my $path = shift;
2214
2215 $git_dir = "$projectroot/$path";
2216 open my $fd, '<', "$git_dir/cloneurl"
2217 or return wantarray ?
2218 @{ config_to_multi(git_get_project_config('url')) } :
2219 config_to_multi(git_get_project_config('url'));
2220 my @git_project_url_list = map { chomp; $_ } <$fd>;
2221 close $fd;
2222
2223 return wantarray ? @git_project_url_list : \@git_project_url_list;
2224 }
2225
2226 sub git_get_projects_list {
2227 my ($filter) = @_;
2228 my @list;
2229
2230 $filter ||= '';
2231 $filter =~ s/\.git$//;
2232
2233 my $check_forks = gitweb_check_feature('forks');
2234
2235 if (-d $projects_list) {
2236 # search in directory
2237 my $dir = $projects_list . ($filter ? "/$filter" : '');
2238 # remove the trailing "/"
2239 $dir =~ s!/+$!!;
2240 my $pfxlen = length("$dir");
2241 my $pfxdepth = ($dir =~ tr!/!!);
2242
2243 File::Find::find({
2244 follow_fast => 1, # follow symbolic links
2245 follow_skip => 2, # ignore duplicates
2246 dangling_symlinks => 0, # ignore dangling symlinks, silently
2247 wanted => sub {
2248 # skip project-list toplevel, if we get it.
2249 return if (m!^[/.]$!);
2250 # only directories can be git repositories
2251 return unless (-d $_);
2252 # don't traverse too deep (Find is super slow on os x)
2253 if (($File::Find::name =~ tr!/!!) - $pfxdepth > $project_maxdepth) {
2254 $File::Find::prune = 1;
2255 return;
2256 }
2257
2258 my $subdir = substr($File::Find::name, $pfxlen + 1);
2259 # we check related file in $projectroot
2260 my $path = ($filter ? "$filter/" : '') . $subdir;
2261 if (check_export_ok("$projectroot/$path")) {
2262 push @list, { path => $path };
2263 $File::Find::prune = 1;
2264 }
2265 },
2266 }, "$dir");
2267
2268 } elsif (-f $projects_list) {
2269 # read from file(url-encoded):
2270 # 'git%2Fgit.git Linus+Torvalds'
2271 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2272 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2273 my %paths;
2274 open my $fd, '<', $projects_list or return;
2275 PROJECT:
2276 while (my $line = <$fd>) {
2277 chomp $line;
2278 my ($path, $owner) = split ' ', $line;
2279 $path = unescape($path);
2280 $owner = unescape($owner);
2281 if (!defined $path) {
2282 next;
2283 }
2284 if ($filter ne '') {
2285 # looking for forks;
2286 my $pfx = substr($path, 0, length($filter));
2287 if ($pfx ne $filter) {
2288 next PROJECT;
2289 }
2290 my $sfx = substr($path, length($filter));
2291 if ($sfx !~ /^\/.*\.git$/) {
2292 next PROJECT;
2293 }
2294 } elsif ($check_forks) {
2295 PATH:
2296 foreach my $filter (keys %paths) {
2297 # looking for forks;
2298 my $pfx = substr($path, 0, length($filter));
2299 if ($pfx ne $filter) {
2300 next PATH;
2301 }
2302 my $sfx = substr($path, length($filter));
2303 if ($sfx !~ /^\/.*\.git$/) {
2304 next PATH;
2305 }
2306 # is a fork, don't include it in
2307 # the list
2308 next PROJECT;
2309 }
2310 }
2311 if (check_export_ok("$projectroot/$path")) {
2312 my $pr = {
2313 path => $path,
2314 owner => to_utf8($owner),
2315 };
2316 push @list, $pr;
2317 (my $forks_path = $path) =~ s/\.git$//;
2318 $paths{$forks_path}++;
2319 }
2320 }
2321 close $fd;
2322 }
2323 return @list;
2324 }
2325
2326 our $gitweb_project_owner = undef;
2327 sub git_get_project_list_from_file {
2328
2329 return if (defined $gitweb_project_owner);
2330
2331 $gitweb_project_owner = {};
2332 # read from file (url-encoded):
2333 # 'git%2Fgit.git Linus+Torvalds'
2334 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
2335 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
2336 if (-f $projects_list) {
2337 open(my $fd, '<', $projects_list);
2338 while (my $line = <$fd>) {
2339 chomp $line;
2340 my ($pr, $ow) = split ' ', $line;
2341 $pr = unescape($pr);
2342 $ow = unescape($ow);
2343 $gitweb_project_owner->{$pr} = to_utf8($ow);
2344 }
2345 close $fd;
2346 }
2347 }
2348
2349 sub git_get_project_owner {
2350 my $project = shift;
2351 my $owner;
2352
2353 return undef unless $project;
2354 $git_dir = "$projectroot/$project";
2355
2356 if (!defined $gitweb_project_owner) {
2357 git_get_project_list_from_file();
2358 }
2359
2360 if (exists $gitweb_project_owner->{$project}) {
2361 $owner = $gitweb_project_owner->{$project};
2362 }
2363 if (!defined $owner){
2364 $owner = git_get_project_config('owner');
2365 }
2366 if (!defined $owner) {
2367 $owner = get_file_owner("$git_dir");
2368 }
2369
2370 return $owner;
2371 }
2372
2373 sub git_get_last_activity {
2374 my ($path) = @_;
2375 my $fd;
2376
2377 $git_dir = "$projectroot/$path";
2378 open($fd, "-|", git_cmd(), 'for-each-ref',
2379 '--format=%(committer)',
2380 '--sort=-committerdate',
2381 '--count=1',
2382 'refs/heads') or return;
2383 my $most_recent = <$fd>;
2384 close $fd or return;
2385 if (defined $most_recent &&
2386 $most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
2387 my $timestamp = $1;
2388 my $age = time - $timestamp;
2389 return ($age, age_string($age));
2390 }
2391 return (undef, undef);
2392 }
2393
2394 sub git_get_references {
2395 my $type = shift || "";
2396 my %refs;
2397 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
2398 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
2399 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
2400 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
2401 or return;
2402
2403 while (my $line = <$fd>) {
2404 chomp $line;
2405 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type.*)$!) {
2406 if (defined $refs{$1}) {
2407 push @{$refs{$1}}, $2;
2408 } else {
2409 $refs{$1} = [ $2 ];
2410 }
2411 }
2412 }
2413 close $fd or return;
2414 return \%refs;
2415 }
2416
2417 sub git_get_rev_name_tags {
2418 my $hash = shift || return undef;
2419
2420 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
2421 or return;
2422 my $name_rev = <$fd>;
2423 close $fd;
2424
2425 if ($name_rev =~ m|^$hash tags/(.*)$|) {
2426 return $1;
2427 } else {
2428 # catches also '$hash undefined' output
2429 return undef;
2430 }
2431 }
2432
2433 ## ----------------------------------------------------------------------
2434 ## parse to hash functions
2435
2436 sub parse_date {
2437 my $epoch = shift;
2438 my $tz = shift || "-0000";
2439
2440 my %date;
2441 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
2442 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
2443 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
2444 $date{'hour'} = $hour;
2445 $date{'minute'} = $min;
2446 $date{'mday'} = $mday;
2447 $date{'day'} = $days[$wday];
2448 $date{'month'} = $months[$mon];
2449 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
2450 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
2451 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
2452 $mday, $months[$mon], $hour ,$min;
2453 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
2454 1900+$year, 1+$mon, $mday, $hour ,$min, $sec;
2455
2456 $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
2457 my $local = $epoch + ((int $1 + ($2/60)) * 3600);
2458 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
2459 $date{'hour_local'} = $hour;
2460 $date{'minute_local'} = $min;
2461 $date{'tz_local'} = $tz;
2462 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
2463 1900+$year, $mon+1, $mday,
2464 $hour, $min, $sec, $tz);
2465 return %date;
2466 }
2467
2468 sub parse_tag {
2469 my $tag_id = shift;
2470 my %tag;
2471 my @comment;
2472
2473 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
2474 $tag{'id'} = $tag_id;
2475 while (my $line = <$fd>) {
2476 chomp $line;
2477 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
2478 $tag{'object'} = $1;
2479 } elsif ($line =~ m/^type (.+)$/) {
2480 $tag{'type'} = $1;
2481 } elsif ($line =~ m/^tag (.+)$/) {
2482 $tag{'name'} = $1;
2483 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
2484 $tag{'author'} = $1;
2485 $tag{'author_epoch'} = $2;
2486 $tag{'author_tz'} = $3;
2487 if ($tag{'author'} =~ m/^([^<]+) <([^>]*)>/) {
2488 $tag{'author_name'} = $1;
2489 $tag{'author_email'} = $2;
2490 } else {
2491 $tag{'author_name'} = $tag{'author'};
2492 }
2493 } elsif ($line =~ m/--BEGIN/) {
2494 push @comment, $line;
2495 last;
2496 } elsif ($line eq "") {
2497 last;
2498 }
2499 }
2500 push @comment, <$fd>;
2501 $tag{'comment'} = \@comment;
2502 close $fd or return;
2503 if (!defined $tag{'name'}) {
2504 return
2505 };
2506 return %tag
2507 }
2508
2509 sub parse_commit_text {
2510 my ($commit_text, $withparents) = @_;
2511 my @commit_lines = split '\n', $commit_text;
2512 my %co;
2513
2514 pop @commit_lines; # Remove '\0'
2515
2516 if (! @commit_lines) {
2517 return;
2518 }
2519
2520 my $header = shift @commit_lines;
2521 if ($header !~ m/^[0-9a-fA-F]{40}/) {
2522 return;
2523 }
2524 ($co{'id'}, my @parents) = split ' ', $header;
2525 while (my $line = shift @commit_lines) {
2526 last if $line eq "\n";
2527 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
2528 $co{'tree'} = $1;
2529 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
2530 push @parents, $1;
2531 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
2532 $co{'author'} = $1;
2533 $co{'author_epoch'} = $2;
2534 $co{'author_tz'} = $3;
2535 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
2536 $co{'author_name'} = $1;
2537 $co{'author_email'} = $2;
2538 } else {
2539 $co{'author_name'} = $co{'author'};
2540 }
2541 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
2542 $co{'committer'} = $1;
2543 $co{'committer_epoch'} = $2;
2544 $co{'committer_tz'} = $3;
2545 $co{'committer_name'} = $co{'committer'};
2546 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
2547 $co{'committer_name'} = $1;
2548 $co{'committer_email'} = $2;
2549 } else {
2550 $co{'committer_name'} = $co{'committer'};
2551 }
2552 }
2553 }
2554 if (!defined $co{'tree'}) {
2555 return;
2556 };
2557 $co{'parents'} = \@parents;
2558 $co{'parent'} = $parents[0];
2559
2560 foreach my $title (@commit_lines) {
2561 $title =~ s/^ //;
2562 if ($title ne "") {
2563 $co{'title'} = chop_str($title, 80, 5);
2564 # remove leading stuff of merges to make the interesting part visible
2565 if (length($title) > 50) {
2566 $title =~ s/^Automatic //;
2567 $title =~ s/^merge (of|with) /Merge ... /i;
2568 if (length($title) > 50) {
2569 $title =~ s/(http|rsync):\/\///;
2570 }
2571 if (length($title) > 50) {
2572 $title =~ s/(master|www|rsync)\.//;
2573 }
2574 if (length($title) > 50) {
2575 $title =~ s/kernel.org:?//;
2576 }
2577 if (length($title) > 50) {
2578 $title =~ s/\/pub\/scm//;
2579 }
2580 }
2581 $co{'title_short'} = chop_str($title, 50, 5);
2582 last;
2583 }
2584 }
2585 if (! defined $co{'title'} || $co{'title'} eq "") {
2586 $co{'title'} = $co{'title_short'} = '(no commit message)';
2587 }
2588 # remove added spaces
2589 foreach my $line (@commit_lines) {
2590 $line =~ s/^ //;
2591 }
2592 $co{'comment'} = \@commit_lines;
2593
2594 my $age = time - $co{'committer_epoch'};
2595 $co{'age'} = $age;
2596 $co{'age_string'} = age_string($age);
2597 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
2598 if ($age > 60*60*24*7*2) {
2599 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
2600 $co{'age_string_age'} = $co{'age_string'};
2601 } else {
2602 $co{'age_string_date'} = $co{'age_string'};
2603 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
2604 }
2605 return %co;
2606 }
2607
2608 sub parse_commit {
2609 my ($commit_id) = @_;
2610 my %co;
2611
2612 local $/ = "\0";
2613
2614 open my $fd, "-|", git_cmd(), "rev-list",
2615 "--parents",
2616 "--header",
2617 "--max-count=1",
2618 $commit_id,
2619 "--",
2620 or die_error(500, "Open git-rev-list failed");
2621 %co = parse_commit_text(<$fd>, 1);
2622 close $fd;
2623
2624 return %co;
2625 }
2626
2627 sub parse_commits {
2628 my ($commit_id, $maxcount, $skip, $filename, @args) = @_;
2629 my @cos;
2630
2631 $maxcount ||= 1;
2632 $skip ||= 0;
2633
2634 local $/ = "\0";
2635
2636 open my $fd, "-|", git_cmd(), "rev-list",
2637 "--header",
2638 @args,
2639 ("--max-count=" . $maxcount),
2640 ("--skip=" . $skip),
2641 @extra_options,
2642 $commit_id,
2643 "--",
2644 ($filename ? ($filename) : ())
2645 or die_error(500, "Open git-rev-list failed");
2646 while (my $line = <$fd>) {
2647 my %co = parse_commit_text($line);
2648 push @cos, \%co;
2649 }
2650 close $fd;
2651
2652 return wantarray ? @cos : \@cos;
2653 }
2654
2655 # parse line of git-diff-tree "raw" output
2656 sub parse_difftree_raw_line {
2657 my $line = shift;
2658 my %res;
2659
2660 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
2661 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
2662 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
2663 $res{'from_mode'} = $1;
2664 $res{'to_mode'} = $2;
2665 $res{'from_id'} = $3;
2666 $res{'to_id'} = $4;
2667 $res{'status'} = $5;
2668 $res{'similarity'} = $6;
2669 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
2670 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
2671 } else {
2672 $res{'from_file'} = $res{'to_file'} = $res{'file'} = unquote($7);
2673 }
2674 }
2675 # '::100755 100755 100755 60e79ca1b01bc8b057abe17ddab484699a7f5fdb 94067cc5f73388f33722d52ae02f44692bc07490 94067cc5f73388f33722d52ae02f44692bc07490 MR git-gui/git-gui.sh'
2676 # combined diff (for merge commit)
2677 elsif ($line =~ s/^(::+)((?:[0-7]{6} )+)((?:[0-9a-fA-F]{40} )+)([a-zA-Z]+)\t(.*)$//) {
2678 $res{'nparents'} = length($1);
2679 $res{'from_mode'} = [ split(' ', $2) ];
2680 $res{'to_mode'} = pop @{$res{'from_mode'}};
2681 $res{'from_id'} = [ split(' ', $3) ];
2682 $res{'to_id'} = pop @{$res{'from_id'}};
2683 $res{'status'} = [ split('', $4) ];
2684 $res{'to_file'} = unquote($5);
2685 }
2686 # 'c512b523472485aef4fff9e57b229d9d243c967f'
2687 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
2688 $res{'commit'} = $1;
2689 }
2690
2691 return wantarray ? %res : \%res;
2692 }
2693
2694 # wrapper: return parsed line of git-diff-tree "raw" output
2695 # (the argument might be raw line, or parsed info)
2696 sub parsed_difftree_line {
2697 my $line_or_ref = shift;
2698
2699 if (ref($line_or_ref) eq "HASH") {
2700 # pre-parsed (or generated by hand)
2701 return $line_or_ref;
2702 } else {
2703 return parse_difftree_raw_line($line_or_ref);
2704 }
2705 }
2706
2707 # parse line of git-ls-tree output
2708 sub parse_ls_tree_line {
2709 my $line = shift;
2710 my %opts = @_;
2711 my %res;
2712
2713 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
2714 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
2715
2716 $res{'mode'} = $1;
2717 $res{'type'} = $2;
2718 $res{'hash'} = $3;
2719 if ($opts{'-z'}) {
2720 $res{'name'} = $4;
2721 } else {
2722 $res{'name'} = unquote($4);
2723 }
2724
2725 return wantarray ? %res : \%res;
2726 }
2727
2728 # generates _two_ hashes, references to which are passed as 2 and 3 argument
2729 sub parse_from_to_diffinfo {
2730 my ($diffinfo, $from, $to, @parents) = @_;
2731
2732 if ($diffinfo->{'nparents'}) {
2733 # combined diff
2734 $from->{'file'} = [];
2735 $from->{'href'} = [];
2736 fill_from_file_info($diffinfo, @parents)
2737 unless exists $diffinfo->{'from_file'};
2738 for (my $i = 0; $i < $diffinfo->{'nparents'}; $i++) {
2739 $from->{'file'}[$i] =
2740 defined $diffinfo->{'from_file'}[$i] ?
2741 $diffinfo->{'from_file'}[$i] :
2742 $diffinfo->{'to_file'};
2743 if ($diffinfo->{'status'}[$i] ne "A") { # not new (added) file
2744 $from->{'href'}[$i] = href(action=>"blob",
2745 hash_base=>$parents[$i],
2746 hash=>$diffinfo->{'from_id'}[$i],
2747 file_name=>$from->{'file'}[$i]);
2748 } else {
2749 $from->{'href'}[$i] = undef;
2750 }
2751 }
2752 } else {
2753 # ordinary (not combined) diff
2754 $from->{'file'} = $diffinfo->{'from_file'};
2755 if ($diffinfo->{'status'} ne "A") { # not new (added) file
2756 $from->{'href'} = href(action=>"blob", hash_base=>$hash_parent,
2757 hash=>$diffinfo->{'from_id'},
2758 file_name=>$from->{'file'});
2759 } else {
2760 delete $from->{'href'};
2761 }
2762 }
2763
2764 $to->{'file'} = $diffinfo->{'to_file'};
2765 if (!is_deleted($diffinfo)) { # file exists in result
2766 $to->{'href'} = href(action=>"blob", hash_base=>$hash,
2767 hash=>$diffinfo->{'to_id'},
2768 file_name=>$to->{'file'});
2769 } else {
2770 delete $to->{'href'};
2771 }
2772 }
2773
2774 ## ......................................................................
2775 ## parse to array of hashes functions
2776
2777 sub git_get_heads_list {
2778 my $limit = shift;
2779 my @headslist;
2780
2781 open my $fd, '-|', git_cmd(), 'for-each-ref',
2782 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
2783 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
2784 'refs/heads'
2785 or return;
2786 while (my $line = <$fd>) {
2787 my %ref_item;
2788
2789 chomp $line;
2790 my ($refinfo, $committerinfo) = split(/\0/, $line);
2791 my ($hash, $name, $title) = split(' ', $refinfo, 3);
2792 my ($committer, $epoch, $tz) =
2793 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
2794 $ref_item{'fullname'} = $name;
2795 $name =~ s!^refs/heads/!!;
2796
2797 $ref_item{'name'} = $name;
2798 $ref_item{'id'} = $hash;
2799 $ref_item{'title'} = $title || '(no commit message)';
2800 $ref_item{'epoch'} = $epoch;
2801 if ($epoch) {
2802 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
2803 } else {
2804 $ref_item{'age'} = "unknown";
2805 }
2806
2807 push @headslist, \%ref_item;
2808 }
2809 close $fd;
2810
2811 return wantarray ? @headslist : \@headslist;
2812 }
2813
2814 sub git_get_tags_list {
2815 my $limit = shift;
2816 my @tagslist;
2817
2818 open my $fd, '-|', git_cmd(), 'for-each-ref',
2819 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
2820 '--format=%(objectname) %(objecttype) %(refname) '.
2821 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
2822 'refs/tags'
2823 or return;
2824 while (my $line = <$fd>) {
2825 my %ref_item;
2826
2827 chomp $line;
2828 my ($refinfo, $creatorinfo) = split(/\0/, $line);
2829 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
2830 my ($creator, $epoch, $tz) =
2831 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
2832 $ref_item{'fullname'} = $name;
2833 $name =~ s!^refs/tags/!!;
2834
2835 $ref_item{'type'} = $type;
2836 $ref_item{'id'} = $id;
2837 $ref_item{'name'} = $name;
2838 if ($type eq "tag") {
2839 $ref_item{'subject'} = $title;
2840 $ref_item{'reftype'} = $reftype;
2841 $ref_item{'refid'} = $refid;
2842 } else {
2843 $ref_item{'reftype'} = $type;
2844 $ref_item{'refid'} = $id;
2845 }
2846
2847 if ($type eq "tag" || $type eq "commit") {
2848 $ref_item{'epoch'} = $epoch;
2849 if ($epoch) {
2850 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
2851 } else {
2852 $ref_item{'age'} = "unknown";
2853 }
2854 }
2855
2856 push @tagslist, \%ref_item;
2857 }
2858 close $fd;
2859
2860 return wantarray ? @tagslist : \@tagslist;
2861 }
2862
2863 ## ----------------------------------------------------------------------
2864 ## filesystem-related functions
2865
2866 sub get_file_owner {
2867 my $path = shift;
2868
2869 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
2870 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
2871 if (!defined $gcos) {
2872 return undef;
2873 }
2874 my $owner = $gcos;
2875 $owner =~ s/[,;].*$//;
2876 return to_utf8($owner);
2877 }
2878
2879 # assume that file exists
2880 sub insert_file {
2881 my $filename = shift;
2882
2883 open my $fd, '<', $filename;
2884 print map { to_utf8($_) } <$fd>;
2885 close $fd;
2886 }
2887
2888 ## ......................................................................
2889 ## mimetype related functions
2890
2891 sub mimetype_guess_file {
2892 my $filename = shift;
2893 my $mimemap = shift;
2894 -r $mimemap or return undef;
2895
2896 my %mimemap;
2897 open(my $mh, '<', $mimemap) or return undef;
2898 while (<$mh>) {
2899 next if m/^#/; # skip comments
2900 my ($mimetype, $exts) = split(/\t+/);
2901 if (defined $exts) {
2902 my @exts = split(/\s+/, $exts);
2903 foreach my $ext (@exts) {
2904 $mimemap{$ext} = $mimetype;
2905 }
2906 }
2907 }
2908 close($mh);
2909
2910 $filename =~ /\.([^.]*)$/;
2911 return $mimemap{$1};
2912 }
2913
2914 sub mimetype_guess {
2915 my $filename = shift;
2916 my $mime;
2917 $filename =~ /\./ or return undef;
2918
2919 if ($mimetypes_file) {
2920 my $file = $mimetypes_file;
2921 if ($file !~ m!^/!) { # if it is relative path
2922 # it is relative to project
2923 $file = "$projectroot/$project/$file";
2924 }
2925 $mime = mimetype_guess_file($filename, $file);
2926 }
2927 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
2928 return $mime;
2929 }
2930
2931 sub blob_mimetype {
2932 my $fd = shift;
2933 my $filename = shift;
2934
2935 if ($filename) {
2936 my $mime = mimetype_guess($filename);
2937 $mime and return $mime;
2938 }
2939
2940 # just in case
2941 return $default_blob_plain_mimetype unless $fd;
2942
2943 if (-T $fd) {
2944 return 'text/plain';
2945 } elsif (! $filename) {
2946 return 'application/octet-stream';
2947 } elsif ($filename =~ m/\.png$/i) {
2948 return 'image/png';
2949 } elsif ($filename =~ m/\.gif$/i) {
2950 return 'image/gif';
2951 } elsif ($filename =~ m/\.jpe?g$/i) {
2952 return 'image/jpeg';
2953 } else {
2954 return 'application/octet-stream';
2955 }
2956 }
2957
2958 sub blob_contenttype {
2959 my ($fd, $file_name, $type) = @_;
2960
2961 $type ||= blob_mimetype($fd, $file_name);
2962 if ($type eq 'text/plain' && defined $default_text_plain_charset) {
2963 $type .= "; charset=$default_text_plain_charset";
2964 }
2965
2966 return $type;
2967 }
2968
2969 ## ======================================================================
2970 ## functions printing HTML: header, footer, error page
2971
2972 sub git_header_html {
2973 my $status = shift || "200 OK";
2974 my $expires = shift;
2975
2976 my $title = "$site_name";
2977 if (defined $project) {
2978 $title .= " - " . to_utf8($project);
2979 if (defined $action) {
2980 $title .= "/$action";
2981 if (defined $file_name) {
2982 $title .= " - " . esc_path($file_name);
2983 if ($action eq "tree" && $file_name !~ m|/$|) {
2984 $title .= "/";
2985 }
2986 }
2987 }
2988 }
2989 my $content_type;
2990 # require explicit support from the UA if we are to send the page as
2991 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
2992 # we have to do this because MSIE sometimes globs '*/*', pretending to
2993 # support xhtml+xml but choking when it gets what it asked for.
2994 if (defined $cgi->http('HTTP_ACCEPT') &&
2995 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
2996 $cgi->Accept('application/xhtml+xml') != 0) {
2997 $content_type = 'application/xhtml+xml';
2998 } else {
2999 $content_type = 'text/html';
3000 }
3001 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
3002 -status=> $status, -expires => $expires);
3003 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
3004 print <<EOF;
3005 <?xml version="1.0" encoding="utf-8"?>
3006 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
3007 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
3008 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
3009 <!-- git core binaries version $git_version -->
3010 <head>
3011 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
3012 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
3013 <meta name="robots" content="index, nofollow"/>
3014 <title>$title</title>
3015 EOF
3016 # the stylesheet, favicon etc urls won't work correctly with path_info
3017 # unless we set the appropriate base URL
3018 if ($ENV{'PATH_INFO'}) {
3019 print "<base href=\"".esc_url($base_url)."\" />\n";
3020 }
3021 # print out each stylesheet that exist, providing backwards capability
3022 # for those people who defined $stylesheet in a config file
3023 if (defined $stylesheet) {
3024 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
3025 } else {
3026 foreach my $stylesheet (@stylesheets) {
3027 next unless $stylesheet;
3028 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
3029 }
3030 }
3031 if (defined $project) {
3032 my %href_params = get_feed_info();
3033 if (!exists $href_params{'-title'}) {
3034 $href_params{'-title'} = 'log';
3035 }
3036
3037 foreach my $format qw(RSS Atom) {
3038 my $type = lc($format);
3039 my %link_attr = (
3040 '-rel' => 'alternate',
3041 '-title' => "$project - $href_params{'-title'} - $format feed",
3042 '-type' => "application/$type+xml"
3043 );
3044
3045 $href_params{'action'} = $type;
3046 $link_attr{'-href'} = href(%href_params);
3047 print "<link ".
3048 "rel=\"$link_attr{'-rel'}\" ".
3049 "title=\"$link_attr{'-title'}\" ".
3050 "href=\"$link_attr{'-href'}\" ".
3051 "type=\"$link_attr{'-type'}\" ".
3052 "/>\n";
3053
3054 $href_params{'extra_options'} = '--no-merges';
3055 $link_attr{'-href'} = href(%href_params);
3056 $link_attr{'-title'} .= ' (no merges)';
3057 print "<link ".
3058 "rel=\"$link_attr{'-rel'}\" ".
3059 "title=\"$link_attr{'-title'}\" ".
3060 "href=\"$link_attr{'-href'}\" ".
3061 "type=\"$link_attr{'-type'}\" ".
3062 "/>\n";
3063 }
3064
3065 } else {
3066 printf('<link rel="alternate" title="%s projects list" '.
3067 'href="%s" type="text/plain; charset=utf-8" />'."\n",
3068 $site_name, href(project=>undef, action=>"project_index"));
3069 printf('<link rel="alternate" title="%s projects feeds" '.
3070 'href="%s" type="text/x-opml" />'."\n",
3071 $site_name, href(project=>undef, action=>"opml"));
3072 }
3073 if (defined $favicon) {
3074 print qq(<link rel="shortcut icon" href="$favicon" type="image/png" />\n);
3075 }
3076
3077 print "</head>\n" .
3078 "<body>\n";
3079
3080 if (-f $site_header) {
3081 insert_file($site_header);
3082 }
3083
3084 print "<div class=\"page_header\">\n" .
3085 $cgi->a({-href => esc_url($logo_url),
3086 -title => $logo_label},
3087 qq(<img src="$logo" width="72" height="27" alt="git" class="logo"/>));
3088 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
3089 if (defined $project) {
3090 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
3091 if (defined $action) {
3092 print " / $action";
3093 }
3094 print "\n";
3095 }
3096 print "</div>\n";
3097
3098 my $have_search = gitweb_check_feature('search');
3099 if (defined $project && $have_search) {
3100 if (!defined $searchtext) {
3101 $searchtext = "";
3102 }
3103 my $search_hash;
3104 if (defined $hash_base) {
3105 $search_hash = $hash_base;
3106 } elsif (defined $hash) {
3107 $search_hash = $hash;
3108 } else {
3109 $search_hash = "HEAD";
3110 }
3111 my $action = $my_uri;
3112 my $use_pathinfo = gitweb_check_feature('pathinfo');
3113 if ($use_pathinfo) {
3114 $action .= "/".esc_url($project);
3115 }
3116 print $cgi->startform(-method => "get", -action => $action) .
3117 "<div class=\"search\">\n" .
3118 (!$use_pathinfo &&
3119 $cgi->input({-name=>"p", -value=>$project, -type=>"hidden"}) . "\n") .
3120 $cgi->input({-name=>"a", -value=>"search", -type=>"hidden"}) . "\n" .
3121 $cgi->input({-name=>"h", -value=>$search_hash, -type=>"hidden"}) . "\n" .
3122 $cgi->popup_menu(-name => 'st', -default => 'commit',
3123 -values => ['commit', 'grep', 'author', 'committer', 'pickaxe']) .
3124 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
3125 " search:\n",
3126 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
3127 "<span title=\"Extended regular expression\">" .
3128 $cgi->checkbox(-name => 'sr', -value => 1, -label => 're',
3129 -checked => $search_use_regexp) .
3130 "</span>" .
3131 "</div>" .
3132 $cgi->end_form() . "\n";
3133 }
3134 }
3135
3136 sub git_footer_html {
3137 my $feed_class = 'rss_logo';
3138
3139 print "<div class=\"page_footer\">\n";
3140 if (defined $project) {
3141 my $descr = git_get_project_description($project);
3142 if (defined $descr) {
3143 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
3144 }
3145
3146 my %href_params = get_feed_info();
3147 if (!%href_params) {
3148 $feed_class .= ' generic';
3149 }
3150 $href_params{'-title'} ||= 'log';
3151
3152 foreach my $format qw(RSS Atom) {
3153 $href_params{'action'} = lc($format);
3154 print $cgi->a({-href => href(%href_params),
3155 -title => "$href_params{'-title'} $format feed",
3156 -class => $feed_class}, $format)."\n";
3157 }
3158
3159 } else {
3160 print $cgi->a({-href => href(project=>undef, action=>"opml"),
3161 -class => $feed_class}, "OPML") . " ";
3162 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
3163 -class => $feed_class}, "TXT") . "\n";
3164 }
3165 print "</div>\n"; # class="page_footer"
3166
3167 if (-f $site_footer) {
3168 insert_file($site_footer);
3169 }
3170
3171 print "</body>\n" .
3172 "</html>";
3173 }
3174
3175 # die_error(<http_status_code>, <error_message>)
3176 # Example: die_error(404, 'Hash not found')
3177 # By convention, use the following status codes (as defined in RFC 2616):
3178 # 400: Invalid or missing CGI parameters, or
3179 # requested object exists but has wrong type.
3180 # 403: Requested feature (like "pickaxe" or "snapshot") not enabled on
3181 # this server or project.
3182 # 404: Requested object/revision/project doesn't exist.
3183 # 500: The server isn't configured properly, or
3184 # an internal error occurred (e.g. failed assertions caused by bugs), or
3185 # an unknown error occurred (e.g. the git binary died unexpectedly).
3186 sub die_error {
3187 my $status = shift || 500;
3188 my $error = shift || "Internal server error";
3189
3190 my %http_responses = (400 => '400 Bad Request',
3191 403 => '403 Forbidden',
3192 404 => '404 Not Found',
3193 500 => '500 Internal Server Error');
3194 git_header_html($http_responses{$status});
3195 print <<EOF;
3196 <div class="page_body">
3197 <br /><br />
3198 $status - $error
3199 <br />
3200 </div>
3201 EOF
3202 git_footer_html();
3203 exit;
3204 }
3205
3206 ## ----------------------------------------------------------------------
3207 ## functions printing or outputting HTML: navigation
3208
3209 sub git_print_page_nav {
3210 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
3211 $extra = '' if !defined $extra; # pager or formats
3212
3213 my @navs = qw(summary shortlog log commit commitdiff tree);
3214 if ($suppress) {
3215 @navs = grep { $_ ne $suppress } @navs;
3216 }
3217
3218 my %arg = map { $_ => {action=>$_} } @navs;
3219 if (defined $head) {
3220 for (qw(commit commitdiff)) {
3221 $arg{$_}{'hash'} = $head;
3222 }
3223 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
3224 for (qw(shortlog log)) {
3225 $arg{$_}{'hash'} = $head;
3226 }
3227 }
3228 }
3229
3230 $arg{'tree'}{'hash'} = $treehead if defined $treehead;
3231 $arg{'tree'}{'hash_base'} = $treebase if defined $treebase;
3232
3233 my @actions = gitweb_get_feature('actions');
3234 my %repl = (
3235 '%' => '%',
3236 'n' => $project, # project name
3237 'f' => $git_dir, # project path within filesystem
3238 'h' => $treehead || '', # current hash ('h' parameter)
3239 'b' => $treebase || '', # hash base ('hb' parameter)
3240 );
3241 while (@actions) {
3242 my ($label, $link, $pos) = splice(@actions,0,3);
3243 # insert
3244 @navs = map { $_ eq $pos ? ($_, $label) : $_ } @navs;
3245 # munch munch
3246 $link =~ s/%([%nfhb])/$repl{$1}/g;
3247 $arg{$label}{'_href'} = $link;
3248 }
3249
3250 print "<div class=\"page_nav\">\n" .
3251 (join " | ",
3252 map { $_ eq $current ?
3253 $_ : $cgi->a({-href => ($arg{$_}{_href} ? $arg{$_}{_href} : href(%{$arg{$_}}))}, "$_")
3254 } @navs);
3255 print "<br/>\n$extra<br/>\n" .
3256 "</div>\n";
3257 }
3258
3259 sub format_paging_nav {
3260 my ($action, $hash, $head, $page, $has_next_link) = @_;
3261 my $paging_nav;
3262
3263
3264 if ($hash ne $head || $page) {
3265 $paging_nav .= $cgi->a({-href => href(action=>$action)}, "HEAD");
3266 } else {
3267 $paging_nav .= "HEAD";
3268 }
3269
3270 if ($page > 0) {
3271 $paging_nav .= " &sdot; " .
3272 $cgi->a({-href => href(-replay=>1, page=>$page-1),
3273 -accesskey => "p", -title => "Alt-p"}, "prev");
3274 } else {
3275 $paging_nav .= " &sdot; prev";
3276 }
3277
3278 if ($has_next_link) {
3279 $paging_nav .= " &sdot; " .
3280 $cgi->a({-href => href(-replay=>1, page=>$page+1),
3281 -accesskey => "n", -title => "Alt-n"}, "next");
3282 } else {
3283 $paging_nav .= " &sdot; next";
3284 }
3285
3286 return $paging_nav;
3287 }
3288
3289 ## ......................................................................
3290 ## functions printing or outputting HTML: div
3291
3292 sub git_print_header_div {
3293 my ($action, $title, $hash, $hash_base) = @_;
3294 my %args = ();
3295
3296 $args{'action'} = $action;
3297 $args{'hash'} = $hash if $hash;
3298 $args{'hash_base'} = $hash_base if $hash_base;
3299
3300 print "<div class=\"header\">\n" .
3301 $cgi->a({-href => href(%args), -class => "title"},
3302 $title ? $title : $action) .
3303 "\n</div>\n";
3304 }
3305
3306 sub print_local_time {
3307 my %date = @_;
3308 if ($date{'hour_local'} < 6) {
3309 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
3310 $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'});
3311 } else {
3312 printf(" (%02d:%02d %s)",
3313 $date{'hour_local'}, $date{'minute_local'}, $date{'tz_local'});
3314 }
3315 }
3316
3317 # Outputs the author name and date in long form
3318 sub git_print_authorship {
3319 my $co = shift;
3320 my %opts = @_;
3321 my $tag = $opts{-tag} || 'div';
3322
3323 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
3324 print "<$tag class=\"author_date\">" .
3325 esc_html($co->{'author_name'}) .
3326 " [$ad{'rfc2822'}";
3327 print_local_time(%ad) if ($opts{-localtime});
3328 print "]" . git_get_avatar($co->{'author_email'}, -pad_before => 1)
3329 . "</$tag>\n";
3330 }
3331
3332 # Outputs table rows containing the full author or committer information,
3333 # in the format expected for 'commit' view (& similia).
3334 # Parameters are a commit hash reference, followed by the list of people
3335 # to output information for. If the list is empty it defalts to both
3336 # author and committer.
3337 sub git_print_authorship_rows {
3338 my $co = shift;
3339 # too bad we can't use @people = @_ || ('author', 'committer')
3340 my @people = @_;
3341 @people = ('author', 'committer') unless @people;
3342 foreach my $who (@people) {
3343 my %wd = parse_date($co->{"${who}_epoch"}, $co->{"${who}_tz"});
3344 print "<tr><td>$who</td><td>" . esc_html($co->{$who}) . "</td>" .
3345 "<td rowspan=\"2\">" .
3346 git_get_avatar($co->{"${who}_email"}, -size => 'double') .
3347 "</td></tr>\n" .
3348 "<tr>" .
3349 "<td></td><td> $wd{'rfc2822'}";
3350 print_local_time(%wd);
3351 print "</td>" .
3352 "</tr>\n";
3353 }
3354 }
3355
3356 sub git_print_page_path {
3357 my $name = shift;
3358 my $type = shift;
3359 my $hb = shift;
3360
3361
3362 print "<div class=\"page_path\">";
3363 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
3364 -title => 'tree root'}, to_utf8("[$project]"));
3365 print " / ";
3366 if (defined $name) {
3367 my @dirname = split '/', $name;
3368 my $basename = pop @dirname;
3369 my $fullname = '';
3370
3371 foreach my $dir (@dirname) {
3372 $fullname .= ($fullname ? '/' : '') . $dir;
3373 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
3374 hash_base=>$hb),
3375 -title => $fullname}, esc_path($dir));
3376 print " / ";
3377 }
3378 if (defined $type && $type eq 'blob') {
3379 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
3380 hash_base=>$hb),
3381 -title => $name}, esc_path($basename));
3382 } elsif (defined $type && $type eq 'tree') {
3383 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
3384 hash_base=>$hb),
3385 -title => $name}, esc_path($basename));
3386 print " / ";
3387 } else {
3388 print esc_path($basename);
3389 }
3390 }
3391 print "<br/></div>\n";
3392 }
3393
3394 sub git_print_log {
3395 my $log = shift;
3396 my %opts = @_;
3397
3398 if ($opts{'-remove_title'}) {
3399 # remove title, i.e. first line of log
3400 shift @$log;
3401 }
3402 # remove leading empty lines
3403 while (defined $log->[0] && $log->[0] eq "") {
3404 shift @$log;
3405 }
3406
3407 # print log
3408 my $signoff = 0;
3409 my $empty = 0;
3410 foreach my $line (@$log) {
3411 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
3412 $signoff = 1;
3413 $empty = 0;
3414 if (! $opts{'-remove_signoff'}) {
3415 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
3416 next;
3417 } else {
3418 # remove signoff lines
3419 next;
3420 }
3421 } else {
3422 $signoff = 0;
3423 }
3424
3425 # print only one empty line
3426 # do not print empty line after signoff
3427 if ($line eq "") {
3428 next if ($empty || $signoff);
3429 $empty = 1;
3430 } else {
3431 $empty = 0;
3432 }
3433
3434 print format_log_line_html($line) . "<br/>\n";
3435 }
3436
3437 if ($opts{'-final_empty_line'}) {
3438 # end with single empty line
3439 print "<br/>\n" unless $empty;
3440 }
3441 }
3442
3443 # return link target (what link points to)
3444 sub git_get_link_target {
3445 my $hash = shift;
3446 my $link_target;
3447
3448 # read link
3449 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
3450 or return;
3451 {
3452 local $/ = undef;
3453 $link_target = <$fd>;
3454 }
3455 close $fd
3456 or return;
3457
3458 return $link_target;
3459 }
3460
3461 # given link target, and the directory (basedir) the link is in,
3462 # return target of link relative to top directory (top tree);
3463 # return undef if it is not possible (including absolute links).
3464 sub normalize_link_target {
3465 my ($link_target, $basedir) = @_;
3466
3467 # absolute symlinks (beginning with '/') cannot be normalized
3468 return if (substr($link_target, 0, 1) eq '/');
3469
3470 # normalize link target to path from top (root) tree (dir)
3471 my $path;
3472 if ($basedir) {
3473 $path = $basedir . '/' . $link_target;
3474 } else {
3475 # we are in top (root) tree (dir)
3476 $path = $link_target;
3477 }
3478
3479 # remove //, /./, and /../
3480 my @path_parts;
3481 foreach my $part (split('/', $path)) {
3482 # discard '.' and ''
3483 next if (!$part || $part eq '.');
3484 # handle '..'
3485 if ($part eq '..') {
3486 if (@path_parts) {
3487 pop @path_parts;
3488 } else {
3489 # link leads outside repository (outside top dir)
3490 return;
3491 }
3492 } else {
3493 push @path_parts, $part;
3494 }
3495 }
3496 $path = join('/', @path_parts);
3497
3498 return $path;
3499 }
3500
3501 # print tree entry (row of git_tree), but without encompassing <tr> element
3502 sub git_print_tree_entry {
3503 my ($t, $basedir, $hash_base, $have_blame) = @_;
3504
3505 my %base_key = ();
3506 $base_key{'hash_base'} = $hash_base if defined $hash_base;
3507
3508 # The format of a table row is: mode list link. Where mode is
3509 # the mode of the entry, list is the name of the entry, an href,
3510 # and link is the action links of the entry.
3511
3512 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
3513 if ($t->{'type'} eq "blob") {
3514 print "<td class=\"list\">" .
3515 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
3516 file_name=>"$basedir$t->{'name'}", %base_key),
3517 -class => "list"}, esc_path($t->{'name'}));
3518 if (S_ISLNK(oct $t->{'mode'})) {
3519 my $link_target = git_get_link_target($t->{'hash'});
3520 if ($link_target) {
3521 my $norm_target = normalize_link_target($link_target, $basedir);
3522 if (defined $norm_target) {
3523 print " -> " .
3524 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
3525 file_name=>$norm_target),
3526 -title => $norm_target}, esc_path($link_target));
3527 } else {
3528 print " -> " . esc_path($link_target);
3529 }
3530 }
3531 }
3532 print "</td>\n";
3533 print "<td class=\"link\">";
3534 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
3535 file_name=>"$basedir$t->{'name'}", %base_key)},
3536 "blob");
3537 if ($have_blame) {
3538 print " | " .
3539 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
3540 file_name=>"$basedir$t->{'name'}", %base_key)},
3541 "blame");
3542 }
3543 if (defined $hash_base) {
3544 print " | " .
3545 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
3546 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
3547 "history");
3548 }
3549 print " | " .
3550 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
3551 file_name=>"$basedir$t->{'name'}")},
3552 "raw");
3553 print "</td>\n";
3554
3555 } elsif ($t->{'type'} eq "tree") {
3556 print "<td class=\"list\">";
3557 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
3558 file_name=>"$basedir$t->{'name'}", %base_key)},
3559 esc_path($t->{'name'}));
3560 print "</td>\n";
3561 print "<td class=\"link\">";
3562 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
3563 file_name=>"$basedir$t->{'name'}", %base_key)},
3564 "tree");
3565 if (defined $hash_base) {
3566 print " | " .
3567 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
3568 file_name=>"$basedir$t->{'name'}")},
3569 "history");
3570 }
3571 print "</td>\n";
3572 } else {
3573 # unknown object: we can only present history for it
3574 # (this includes 'commit' object, i.e. submodule support)
3575 print "<td class=\"list\">" .
3576 esc_path($t->{'name'}) .
3577 "</td>\n";
3578 print "<td class=\"link\">";
3579 if (defined $hash_base) {
3580 print $cgi->a({-href => href(action=>"history",
3581 hash_base=>$hash_base,
3582 file_name=>"$basedir$t->{'name'}")},
3583 "history");
3584 }
3585 print "</td>\n";
3586 }
3587 }
3588
3589 ## ......................................................................
3590 ## functions printing large fragments of HTML
3591
3592 # get pre-image filenames for merge (combined) diff
3593 sub fill_from_file_info {
3594 my ($diff, @parents) = @_;
3595
3596 $diff->{'from_file'} = [ ];
3597 $diff->{'from_file'}[$diff->{'nparents'} - 1] = undef;
3598 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
3599 if ($diff->{'status'}[$i] eq 'R' ||
3600 $diff->{'status'}[$i] eq 'C') {
3601 $diff->{'from_file'}[$i] =
3602 git_get_path_by_hash($parents[$i], $diff->{'from_id'}[$i]);
3603 }
3604 }
3605
3606 return $diff;
3607 }
3608
3609 # is current raw difftree line of file deletion
3610 sub is_deleted {
3611 my $diffinfo = shift;
3612
3613 return $diffinfo->{'to_id'} eq ('0' x 40);
3614 }
3615
3616 # does patch correspond to [previous] difftree raw line
3617 # $diffinfo - hashref of parsed raw diff format
3618 # $patchinfo - hashref of parsed patch diff format
3619 # (the same keys as in $diffinfo)
3620 sub is_patch_split {
3621 my ($diffinfo, $patchinfo) = @_;
3622
3623 return defined $diffinfo && defined $patchinfo
3624 && $diffinfo->{'to_file'} eq $patchinfo->{'to_file'};
3625 }
3626
3627
3628 sub git_difftree_body {
3629 my ($difftree, $hash, @parents) = @_;
3630 my ($parent) = $parents[0];
3631 my $have_blame = gitweb_check_feature('blame');
3632 print "<div class=\"list_head\">\n";
3633 if ($#{$difftree} > 10) {
3634 print(($#{$difftree} + 1) . " files changed:\n");
3635 }
3636 print "</div>\n";
3637
3638 print "<table class=\"" .
3639 (@parents > 1 ? "combined " : "") .
3640 "diff_tree\">\n";
3641
3642 # header only for combined diff in 'commitdiff' view
3643 my $has_header = @$difftree && @parents > 1 && $action eq 'commitdiff';
3644 if ($has_header) {
3645 # table header
3646 print "<thead><tr>\n" .
3647 "<th></th><th></th>\n"; # filename, patchN link
3648 for (my $i = 0; $i < @parents; $i++) {
3649 my $par = $parents[$i];
3650 print "<th>" .
3651 $cgi->a({-href => href(action=>"commitdiff",
3652 hash=>$hash, hash_parent=>$par),
3653 -title => 'commitdiff to parent number ' .
3654 ($i+1) . ': ' . substr($par,0,7)},
3655 $i+1) .
3656 "&nbsp;</th>\n";
3657 }
3658 print "</tr></thead>\n<tbody>\n";
3659 }
3660
3661 my $alternate = 1;
3662 my $patchno = 0;
3663 foreach my $line (@{$difftree}) {
3664 my $diff = parsed_difftree_line($line);
3665
3666 if ($alternate) {
3667 print "<tr class=\"dark\">\n";
3668 } else {
3669 print "<tr class=\"light\">\n";
3670 }
3671 $alternate ^= 1;
3672
3673 if (exists $diff->{'nparents'}) { # combined diff
3674
3675 fill_from_file_info($diff, @parents)
3676 unless exists $diff->{'from_file'};
3677
3678 if (!is_deleted($diff)) {
3679 # file exists in the result (child) commit
3680 print "<td>" .
3681 $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3682 file_name=>$diff->{'to_file'},
3683 hash_base=>$hash),
3684 -class => "list"}, esc_path($diff->{'to_file'})) .
3685 "</td>\n";
3686 } else {
3687 print "<td>" .
3688 esc_path($diff->{'to_file'}) .
3689 "</td>\n";
3690 }
3691
3692 if ($action eq 'commitdiff') {
3693 # link to patch
3694 $patchno++;
3695 print "<td class=\"link\">" .
3696 $cgi->a({-href => "#patch$patchno"}, "patch") .
3697 " | " .
3698 "</td>\n";
3699 }
3700
3701 my $has_history = 0;
3702 my $not_deleted = 0;
3703 for (my $i = 0; $i < $diff->{'nparents'}; $i++) {
3704 my $hash_parent = $parents[$i];
3705 my $from_hash = $diff->{'from_id'}[$i];
3706 my $from_path = $diff->{'from_file'}[$i];
3707 my $status = $diff->{'status'}[$i];
3708
3709 $has_history ||= ($status ne 'A');
3710 $not_deleted ||= ($status ne 'D');
3711
3712 if ($status eq 'A') {
3713 print "<td class=\"link\" align=\"right\"> | </td>\n";
3714 } elsif ($status eq 'D') {
3715 print "<td class=\"link\">" .
3716 $cgi->a({-href => href(action=>"blob",
3717 hash_base=>$hash,
3718 hash=>$from_hash,
3719 file_name=>$from_path)},
3720 "blob" . ($i+1)) .
3721 " | </td>\n";
3722 } else {
3723 if ($diff->{'to_id'} eq $from_hash) {
3724 print "<td class=\"link nochange\">";
3725 } else {
3726 print "<td class=\"link\">";
3727 }
3728 print $cgi->a({-href => href(action=>"blobdiff",
3729 hash=>$diff->{'to_id'},
3730 hash_parent=>$from_hash,
3731 hash_base=>$hash,
3732 hash_parent_base=>$hash_parent,
3733 file_name=>$diff->{'to_file'},
3734 file_parent=>$from_path)},
3735 "diff" . ($i+1)) .
3736 " | </td>\n";
3737 }
3738 }
3739
3740 print "<td class=\"link\">";
3741 if ($not_deleted) {
3742 print $cgi->a({-href => href(action=>"blob",
3743 hash=>$diff->{'to_id'},
3744 file_name=>$diff->{'to_file'},
3745 hash_base=>$hash)},
3746 "blob");
3747 print " | " if ($has_history);
3748 }
3749 if ($has_history) {
3750 print $cgi->a({-href => href(action=>"history",
3751 file_name=>$diff->{'to_file'},
3752 hash_base=>$hash)},
3753 "history");
3754 }
3755 print "</td>\n";
3756
3757 print "</tr>\n";
3758 next; # instead of 'else' clause, to avoid extra indent
3759 }
3760 # else ordinary diff
3761
3762 my ($to_mode_oct, $to_mode_str, $to_file_type);
3763 my ($from_mode_oct, $from_mode_str, $from_file_type);
3764 if ($diff->{'to_mode'} ne ('0' x 6)) {
3765 $to_mode_oct = oct $diff->{'to_mode'};
3766 if (S_ISREG($to_mode_oct)) { # only for regular file
3767 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
3768 }
3769 $to_file_type = file_type($diff->{'to_mode'});
3770 }
3771 if ($diff->{'from_mode'} ne ('0' x 6)) {
3772 $from_mode_oct = oct $diff->{'from_mode'};
3773 if (S_ISREG($to_mode_oct)) { # only for regular file
3774 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
3775 }
3776 $from_file_type = file_type($diff->{'from_mode'});
3777 }
3778
3779 if ($diff->{'status'} eq "A") { # created
3780 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
3781 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
3782 $mode_chng .= "]</span>";
3783 print "<td>";
3784 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3785 hash_base=>$hash, file_name=>$diff->{'file'}),
3786 -class => "list"}, esc_path($diff->{'file'}));
3787 print "</td>\n";
3788 print "<td>$mode_chng</td>\n";
3789 print "<td class=\"link\">";
3790 if ($action eq 'commitdiff') {
3791 # link to patch
3792 $patchno++;
3793 print $cgi->a({-href => "#patch$patchno"}, "patch");
3794 print " | ";
3795 }
3796 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3797 hash_base=>$hash, file_name=>$diff->{'file'})},
3798 "blob");
3799 print "</td>\n";
3800
3801 } elsif ($diff->{'status'} eq "D") { # deleted
3802 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
3803 print "<td>";
3804 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
3805 hash_base=>$parent, file_name=>$diff->{'file'}),
3806 -class => "list"}, esc_path($diff->{'file'}));
3807 print "</td>\n";
3808 print "<td>$mode_chng</td>\n";
3809 print "<td class=\"link\">";
3810 if ($action eq 'commitdiff') {
3811 # link to patch
3812 $patchno++;
3813 print $cgi->a({-href => "#patch$patchno"}, "patch");
3814 print " | ";
3815 }
3816 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'from_id'},
3817 hash_base=>$parent, file_name=>$diff->{'file'})},
3818 "blob") . " | ";
3819 if ($have_blame) {
3820 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
3821 file_name=>$diff->{'file'})},
3822 "blame") . " | ";
3823 }
3824 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
3825 file_name=>$diff->{'file'})},
3826 "history");
3827 print "</td>\n";
3828
3829 } elsif ($diff->{'status'} eq "M" || $diff->{'status'} eq "T") { # modified, or type changed
3830 my $mode_chnge = "";
3831 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
3832 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
3833 if ($from_file_type ne $to_file_type) {
3834 $mode_chnge .= " from $from_file_type to $to_file_type";
3835 }
3836 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
3837 if ($from_mode_str && $to_mode_str) {
3838 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
3839 } elsif ($to_mode_str) {
3840 $mode_chnge .= " mode: $to_mode_str";
3841 }
3842 }
3843 $mode_chnge .= "]</span>\n";
3844 }
3845 print "<td>";
3846 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3847 hash_base=>$hash, file_name=>$diff->{'file'}),
3848 -class => "list"}, esc_path($diff->{'file'}));
3849 print "</td>\n";
3850 print "<td>$mode_chnge</td>\n";
3851 print "<td class=\"link\">";
3852 if ($action eq 'commitdiff') {
3853 # link to patch
3854 $patchno++;
3855 print $cgi->a({-href => "#patch$patchno"}, "patch") .
3856 " | ";
3857 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
3858 # "commit" view and modified file (not onlu mode changed)
3859 print $cgi->a({-href => href(action=>"blobdiff",
3860 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
3861 hash_base=>$hash, hash_parent_base=>$parent,
3862 file_name=>$diff->{'file'})},
3863 "diff") .
3864 " | ";
3865 }
3866 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3867 hash_base=>$hash, file_name=>$diff->{'file'})},
3868 "blob") . " | ";
3869 if ($have_blame) {
3870 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
3871 file_name=>$diff->{'file'})},
3872 "blame") . " | ";
3873 }
3874 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
3875 file_name=>$diff->{'file'})},
3876 "history");
3877 print "</td>\n";
3878
3879 } elsif ($diff->{'status'} eq "R" || $diff->{'status'} eq "C") { # renamed or copied
3880 my %status_name = ('R' => 'moved', 'C' => 'copied');
3881 my $nstatus = $status_name{$diff->{'status'}};
3882 my $mode_chng = "";
3883 if ($diff->{'from_mode'} != $diff->{'to_mode'}) {
3884 # mode also for directories, so we cannot use $to_mode_str
3885 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
3886 }
3887 print "<td>" .
3888 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
3889 hash=>$diff->{'to_id'}, file_name=>$diff->{'to_file'}),
3890 -class => "list"}, esc_path($diff->{'to_file'})) . "</td>\n" .
3891 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
3892 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
3893 hash=>$diff->{'from_id'}, file_name=>$diff->{'from_file'}),
3894 -class => "list"}, esc_path($diff->{'from_file'})) .
3895 " with " . (int $diff->{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
3896 "<td class=\"link\">";
3897 if ($action eq 'commitdiff') {
3898 # link to patch
3899 $patchno++;
3900 print $cgi->a({-href => "#patch$patchno"}, "patch") .
3901 " | ";
3902 } elsif ($diff->{'to_id'} ne $diff->{'from_id'}) {
3903 # "commit" view and modified file (not only pure rename or copy)
3904 print $cgi->a({-href => href(action=>"blobdiff",
3905 hash=>$diff->{'to_id'}, hash_parent=>$diff->{'from_id'},
3906 hash_base=>$hash, hash_parent_base=>$parent,
3907 file_name=>$diff->{'to_file'}, file_parent=>$diff->{'from_file'})},
3908 "diff") .
3909 " | ";
3910 }
3911 print $cgi->a({-href => href(action=>"blob", hash=>$diff->{'to_id'},
3912 hash_base=>$parent, file_name=>$diff->{'to_file'})},
3913 "blob") . " | ";
3914 if ($have_blame) {
3915 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
3916 file_name=>$diff->{'to_file'})},
3917 "blame") . " | ";
3918 }
3919 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
3920 file_name=>$diff->{'to_file'})},
3921 "history");
3922 print "</td>\n";
3923
3924 } # we should not encounter Unmerged (U) or Unknown (X) status
3925 print "</tr>\n";
3926 }
3927 print "</tbody>" if $has_header;
3928 print "</table>\n";
3929 }
3930
3931 sub git_patchset_body {
3932 my ($fd, $difftree, $hash, @hash_parents) = @_;
3933 my ($hash_parent) = $hash_parents[0];
3934
3935 my $is_combined = (@hash_parents > 1);
3936 my $patch_idx = 0;
3937 my $patch_number = 0;
3938 my $patch_line;
3939 my $diffinfo;
3940 my $to_name;
3941 my (%from, %to);
3942
3943 print "<div class=\"patchset\">\n";
3944
3945 # skip to first patch
3946 while ($patch_line = <$fd>) {
3947 chomp $patch_line;
3948
3949 last if ($patch_line =~ m/^diff /);
3950 }
3951
3952 PATCH:
3953 while ($patch_line) {
3954
3955 # parse "git diff" header line
3956 if ($patch_line =~ m/^diff --git (\"(?:[^\\\"]*(?:\\.[^\\\"]*)*)\"|[^ "]*) (.*)$/) {
3957 # $1 is from_name, which we do not use
3958 $to_name = unquote($2);
3959 $to_name =~ s!^b/!!;
3960 } elsif ($patch_line =~ m/^diff --(cc|combined) ("?.*"?)$/) {
3961 # $1 is 'cc' or 'combined', which we do not use
3962 $to_name = unquote($2);
3963 } else {
3964 $to_name = undef;
3965 }
3966
3967 # check if current patch belong to current raw line
3968 # and parse raw git-diff line if needed
3969 if (is_patch_split($diffinfo, { 'to_file' => $to_name })) {
3970 # this is continuation of a split patch
3971 print "<div class=\"patch cont\">\n";
3972 } else {
3973 # advance raw git-diff output if needed
3974 $patch_idx++ if defined $diffinfo;
3975
3976 # read and prepare patch information
3977 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
3978
3979 # compact combined diff output can have some patches skipped
3980 # find which patch (using pathname of result) we are at now;
3981 if ($is_combined) {
3982 while ($to_name ne $diffinfo->{'to_file'}) {
3983 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
3984 format_diff_cc_simplified($diffinfo, @hash_parents) .
3985 "</div>\n"; # class="patch"
3986
3987 $patch_idx++;
3988 $patch_number++;
3989
3990 last if $patch_idx > $#$difftree;
3991 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
3992 }
3993 }
3994
3995 # modifies %from, %to hashes
3996 parse_from_to_diffinfo($diffinfo, \%from, \%to, @hash_parents);
3997
3998 # this is first patch for raw difftree line with $patch_idx index
3999 # we index @$difftree array from 0, but number patches from 1
4000 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
4001 }
4002
4003 # git diff header
4004 #assert($patch_line =~ m/^diff /) if DEBUG;
4005 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
4006 $patch_number++;
4007 # print "git diff" header
4008 print format_git_diff_header_line($patch_line, $diffinfo,
4009 \%from, \%to);
4010
4011 # print extended diff header
4012 print "<div class=\"diff extended_header\">\n";
4013 EXTENDED_HEADER:
4014 while ($patch_line = <$fd>) {
4015 chomp $patch_line;
4016
4017 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
4018
4019 print format_extended_diff_header_line($patch_line, $diffinfo,
4020 \%from, \%to);
4021 }
4022 print "</div>\n"; # class="diff extended_header"
4023
4024 # from-file/to-file diff header
4025 if (! $patch_line) {
4026 print "</div>\n"; # class="patch"
4027 last PATCH;
4028 }
4029 next PATCH if ($patch_line =~ m/^diff /);
4030 #assert($patch_line =~ m/^---/) if DEBUG;
4031
4032 my $last_patch_line = $patch_line;
4033 $patch_line = <$fd>;
4034 chomp $patch_line;
4035 #assert($patch_line =~ m/^\+\+\+/) if DEBUG;
4036
4037 print format_diff_from_to_header($last_patch_line, $patch_line,
4038 $diffinfo, \%from, \%to,
4039 @hash_parents);
4040
4041 # the patch itself
4042 LINE:
4043 while ($patch_line = <$fd>) {
4044 chomp $patch_line;
4045
4046 next PATCH if ($patch_line =~ m/^diff /);
4047
4048 print format_diff_line($patch_line, \%from, \%to);
4049 }
4050
4051 } continue {
4052 print "</div>\n"; # class="patch"
4053 }
4054
4055 # for compact combined (--cc) format, with chunk and patch simpliciaction
4056 # patchset might be empty, but there might be unprocessed raw lines
4057 for (++$patch_idx if $patch_number > 0;
4058 $patch_idx < @$difftree;
4059 ++$patch_idx) {
4060 # read and prepare patch information
4061 $diffinfo = parsed_difftree_line($difftree->[$patch_idx]);
4062
4063 # generate anchor for "patch" links in difftree / whatchanged part
4064 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n" .
4065 format_diff_cc_simplified($diffinfo, @hash_parents) .
4066 "</div>\n"; # class="patch"
4067
4068 $patch_number++;
4069 }
4070
4071 if ($patch_number == 0) {
4072 if (@hash_parents > 1) {
4073 print "<div class=\"diff nodifferences\">Trivial merge</div>\n";
4074 } else {
4075 print "<div class=\"diff nodifferences\">No differences found</div>\n";
4076 }
4077 }
4078
4079 print "</div>\n"; # class="patchset"
4080 }
4081
4082 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4083
4084 # fills project list info (age, description, owner, forks) for each
4085 # project in the list, removing invalid projects from returned list
4086 # NOTE: modifies $projlist, but does not remove entries from it
4087 sub fill_project_list_info {
4088 my ($projlist, $check_forks) = @_;
4089 my @projects;
4090
4091 my $show_ctags = gitweb_check_feature('ctags');
4092 PROJECT:
4093 foreach my $pr (@$projlist) {
4094 my (@activity) = git_get_last_activity($pr->{'path'});
4095 unless (@activity) {
4096 next PROJECT;
4097 }
4098 ($pr->{'age'}, $pr->{'age_string'}) = @activity;
4099 if (!defined $pr->{'descr'}) {
4100 my $descr = git_get_project_description($pr->{'path'}) || "";
4101 $descr = to_utf8($descr);
4102 $pr->{'descr_long'} = $descr;
4103 $pr->{'descr'} = chop_str($descr, $projects_list_description_width, 5);
4104 }
4105 if (!defined $pr->{'owner'}) {
4106 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}") || "";
4107 }
4108 if ($check_forks) {
4109 my $pname = $pr->{'path'};
4110 if (($pname =~ s/\.git$//) &&
4111 ($pname !~ /\/$/) &&
4112 (-d "$projectroot/$pname")) {
4113 $pr->{'forks'} = "-d $projectroot/$pname";
4114 } else {
4115 $pr->{'forks'} = 0;
4116 }
4117 }
4118 $show_ctags and $pr->{'ctags'} = git_get_project_ctags($pr->{'path'});
4119 push @projects, $pr;
4120 }
4121
4122 return @projects;
4123 }
4124
4125 # print 'sort by' <th> element, generating 'sort by $name' replay link
4126 # if that order is not selected
4127 sub print_sort_th {
4128 my ($name, $order, $header) = @_;
4129 $header ||= ucfirst($name);
4130
4131 if ($order eq $name) {
4132 print "<th>$header</th>\n";
4133 } else {
4134 print "<th>" .
4135 $cgi->a({-href => href(-replay=>1, order=>$name),
4136 -class => "header"}, $header) .
4137 "</th>\n";
4138 }
4139 }
4140
4141 sub git_project_list_body {
4142 # actually uses global variable $project
4143 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
4144
4145 my $check_forks = gitweb_check_feature('forks');
4146 my @projects = fill_project_list_info($projlist, $check_forks);
4147
4148 $order ||= $default_projects_order;
4149 $from = 0 unless defined $from;
4150 $to = $#projects if (!defined $to || $#projects < $to);
4151
4152 my %order_info = (
4153 project => { key => 'path', type => 'str' },
4154 descr => { key => 'descr_long', type => 'str' },
4155 owner => { key => 'owner', type => 'str' },
4156 age => { key => 'age', type => 'num' }
4157 );
4158 my $oi = $order_info{$order};
4159 if ($oi->{'type'} eq 'str') {
4160 @projects = sort {$a->{$oi->{'key'}} cmp $b->{$oi->{'key'}}} @projects;
4161 } else {
4162 @projects = sort {$a->{$oi->{'key'}} <=> $b->{$oi->{'key'}}} @projects;
4163 }
4164
4165 my $show_ctags = gitweb_check_feature('ctags');
4166 if ($show_ctags) {
4167 my %ctags;
4168 foreach my $p (@projects) {
4169 foreach my $ct (keys %{$p->{'ctags'}}) {
4170 $ctags{$ct} += $p->{'ctags'}->{$ct};
4171 }
4172 }
4173 my $cloud = git_populate_project_tagcloud(\%ctags);
4174 print git_show_project_tagcloud($cloud, 64);
4175 }
4176
4177 print "<table class=\"project_list\">\n";
4178 unless ($no_header) {
4179 print "<tr>\n";
4180 if ($check_forks) {
4181 print "<th></th>\n";
4182 }
4183 print_sort_th('project', $order, 'Project');
4184 print_sort_th('descr', $order, 'Description');
4185 print_sort_th('owner', $order, 'Owner');
4186 print_sort_th('age', $order, 'Last Change');
4187 print "<th></th>\n" . # for links
4188 "</tr>\n";
4189 }
4190 my $alternate = 1;
4191 my $tagfilter = $cgi->param('by_tag');
4192 for (my $i = $from; $i <= $to; $i++) {
4193 my $pr = $projects[$i];
4194
4195 next if $tagfilter and $show_ctags and not grep { lc $_ eq lc $tagfilter } keys %{$pr->{'ctags'}};
4196 next if $searchtext and not $pr->{'path'} =~ /$searchtext/
4197 and not $pr->{'descr_long'} =~ /$searchtext/;
4198 # Weed out forks or non-matching entries of search
4199 if ($check_forks) {
4200 my $forkbase = $project; $forkbase ||= ''; $forkbase =~ s#\.git$#/#;
4201 $forkbase="^$forkbase" if $forkbase;
4202 next if not $searchtext and not $tagfilter and $show_ctags
4203 and $pr->{'path'} =~ m#$forkbase.*/.*#; # regexp-safe
4204 }
4205
4206 if ($alternate) {
4207 print "<tr class=\"dark\">\n";
4208 } else {
4209 print "<tr class=\"light\">\n";
4210 }
4211 $alternate ^= 1;
4212 if ($check_forks) {
4213 print "<td>";
4214 if ($pr->{'forks'}) {
4215 print "<!-- $pr->{'forks'} -->\n";
4216 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "+");
4217 }
4218 print "</td>\n";
4219 }
4220 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
4221 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
4222 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
4223 -class => "list", -title => $pr->{'descr_long'}},
4224 esc_html($pr->{'descr'})) . "</td>\n" .
4225 "<td><i>" . chop_and_escape_str($pr->{'owner'}, 15) . "</i></td>\n";
4226 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
4227 (defined $pr->{'age_string'} ? $pr->{'age_string'} : "No commits") . "</td>\n" .
4228 "<td class=\"link\">" .
4229 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
4230 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
4231 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
4232 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
4233 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
4234 "</td>\n" .
4235 "</tr>\n";
4236 }
4237 if (defined $extra) {
4238 print "<tr>\n";
4239 if ($check_forks) {
4240 print "<td></td>\n";
4241 }
4242 print "<td colspan=\"5\">$extra</td>\n" .
4243 "</tr>\n";
4244 }
4245 print "</table>\n";
4246 }
4247
4248 sub git_shortlog_body {
4249 # uses global variable $project
4250 my ($commitlist, $from, $to, $refs, $extra) = @_;
4251
4252 $from = 0 unless defined $from;
4253 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4254
4255 print "<table class=\"shortlog\">\n";
4256 my $alternate = 1;
4257 for (my $i = $from; $i <= $to; $i++) {
4258 my %co = %{$commitlist->[$i]};
4259 my $commit = $co{'id'};
4260 my $ref = format_ref_marker($refs, $commit);
4261 if ($alternate) {
4262 print "<tr class=\"dark\">\n";
4263 } else {
4264 print "<tr class=\"light\">\n";
4265 }
4266 $alternate ^= 1;
4267 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
4268 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4269 format_author_html('td', \%co, 10) . "<td>";
4270 print format_subject_html($co{'title'}, $co{'title_short'},
4271 href(action=>"commit", hash=>$commit), $ref);
4272 print "</td>\n" .
4273 "<td class=\"link\">" .
4274 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
4275 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
4276 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
4277 my $snapshot_links = format_snapshot_links($commit);
4278 if (defined $snapshot_links) {
4279 print " | " . $snapshot_links;
4280 }
4281 print "</td>\n" .
4282 "</tr>\n";
4283 }
4284 if (defined $extra) {
4285 print "<tr>\n" .
4286 "<td colspan=\"4\">$extra</td>\n" .
4287 "</tr>\n";
4288 }
4289 print "</table>\n";
4290 }
4291
4292 sub git_history_body {
4293 # Warning: assumes constant type (blob or tree) during history
4294 my ($commitlist, $from, $to, $refs, $hash_base, $ftype, $extra) = @_;
4295
4296 $from = 0 unless defined $from;
4297 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
4298
4299 print "<table class=\"history\">\n";
4300 my $alternate = 1;
4301 for (my $i = $from; $i <= $to; $i++) {
4302 my %co = %{$commitlist->[$i]};
4303 if (!%co) {
4304 next;
4305 }
4306 my $commit = $co{'id'};
4307
4308 my $ref = format_ref_marker($refs, $commit);
4309
4310 if ($alternate) {
4311 print "<tr class=\"dark\">\n";
4312 } else {
4313 print "<tr class=\"light\">\n";
4314 }
4315 $alternate ^= 1;
4316 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4317 # shortlog: format_author_html('td', \%co, 10)
4318 format_author_html('td', \%co, 15, 3) . "<td>";
4319 # originally git_history used chop_str($co{'title'}, 50)
4320 print format_subject_html($co{'title'}, $co{'title_short'},
4321 href(action=>"commit", hash=>$commit), $ref);
4322 print "</td>\n" .
4323 "<td class=\"link\">" .
4324 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
4325 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
4326
4327 if ($ftype eq 'blob') {
4328 my $blob_current = git_get_hash_by_path($hash_base, $file_name);
4329 my $blob_parent = git_get_hash_by_path($commit, $file_name);
4330 if (defined $blob_current && defined $blob_parent &&
4331 $blob_current ne $blob_parent) {
4332 print " | " .
4333 $cgi->a({-href => href(action=>"blobdiff",
4334 hash=>$blob_current, hash_parent=>$blob_parent,
4335 hash_base=>$hash_base, hash_parent_base=>$commit,
4336 file_name=>$file_name)},
4337 "diff to current");
4338 }
4339 }
4340 print "</td>\n" .
4341 "</tr>\n";
4342 }
4343 if (defined $extra) {
4344 print "<tr>\n" .
4345 "<td colspan=\"4\">$extra</td>\n" .
4346 "</tr>\n";
4347 }
4348 print "</table>\n";
4349 }
4350
4351 sub git_tags_body {
4352 # uses global variable $project
4353 my ($taglist, $from, $to, $extra) = @_;
4354 $from = 0 unless defined $from;
4355 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
4356
4357 print "<table class=\"tags\">\n";
4358 my $alternate = 1;
4359 for (my $i = $from; $i <= $to; $i++) {
4360 my $entry = $taglist->[$i];
4361 my %tag = %$entry;
4362 my $comment = $tag{'subject'};
4363 my $comment_short;
4364 if (defined $comment) {
4365 $comment_short = chop_str($comment, 30, 5);
4366 }
4367 if ($alternate) {
4368 print "<tr class=\"dark\">\n";
4369 } else {
4370 print "<tr class=\"light\">\n";
4371 }
4372 $alternate ^= 1;
4373 if (defined $tag{'age'}) {
4374 print "<td><i>$tag{'age'}</i></td>\n";
4375 } else {
4376 print "<td></td>\n";
4377 }
4378 print "<td>" .
4379 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
4380 -class => "list name"}, esc_html($tag{'name'})) .
4381 "</td>\n" .
4382 "<td>";
4383 if (defined $comment) {
4384 print format_subject_html($comment, $comment_short,
4385 href(action=>"tag", hash=>$tag{'id'}));
4386 }
4387 print "</td>\n" .
4388 "<td class=\"selflink\">";
4389 if ($tag{'type'} eq "tag") {
4390 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
4391 } else {
4392 print "&nbsp;";
4393 }
4394 print "</td>\n" .
4395 "<td class=\"link\">" . " | " .
4396 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
4397 if ($tag{'reftype'} eq "commit") {
4398 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'fullname'})}, "shortlog") .
4399 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'fullname'})}, "log");
4400 } elsif ($tag{'reftype'} eq "blob") {
4401 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
4402 }
4403 print "</td>\n" .
4404 "</tr>";
4405 }
4406 if (defined $extra) {
4407 print "<tr>\n" .
4408 "<td colspan=\"5\">$extra</td>\n" .
4409 "</tr>\n";
4410 }
4411 print "</table>\n";
4412 }
4413
4414 sub git_heads_body {
4415 # uses global variable $project
4416 my ($headlist, $head, $from, $to, $extra) = @_;
4417 $from = 0 unless defined $from;
4418 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
4419
4420 print "<table class=\"heads\">\n";
4421 my $alternate = 1;
4422 for (my $i = $from; $i <= $to; $i++) {
4423 my $entry = $headlist->[$i];
4424 my %ref = %$entry;
4425 my $curr = $ref{'id'} eq $head;
4426 if ($alternate) {
4427 print "<tr class=\"dark\">\n";
4428 } else {
4429 print "<tr class=\"light\">\n";
4430 }
4431 $alternate ^= 1;
4432 print "<td><i>$ref{'age'}</i></td>\n" .
4433 ($curr ? "<td class=\"current_head\">" : "<td>") .
4434 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'}),
4435 -class => "list name"},esc_html($ref{'name'})) .
4436 "</td>\n" .
4437 "<td class=\"link\">" .
4438 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'fullname'})}, "shortlog") . " | " .
4439 $cgi->a({-href => href(action=>"log", hash=>$ref{'fullname'})}, "log") . " | " .
4440 $cgi->a({-href => href(action=>"tree", hash=>$ref{'fullname'}, hash_base=>$ref{'name'})}, "tree") .
4441 "</td>\n" .
4442 "</tr>";
4443 }
4444 if (defined $extra) {
4445 print "<tr>\n" .
4446 "<td colspan=\"3\">$extra</td>\n" .
4447 "</tr>\n";
4448 }
4449 print "</table>\n";
4450 }
4451
4452 sub git_search_grep_body {
4453 my ($commitlist, $from, $to, $extra) = @_;
4454 $from = 0 unless defined $from;
4455 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
4456
4457 print "<table class=\"commit_search\">\n";
4458 my $alternate = 1;
4459 for (my $i = $from; $i <= $to; $i++) {
4460 my %co = %{$commitlist->[$i]};
4461 if (!%co) {
4462 next;
4463 }
4464 my $commit = $co{'id'};
4465 if ($alternate) {
4466 print "<tr class=\"dark\">\n";
4467 } else {
4468 print "<tr class=\"light\">\n";
4469 }
4470 $alternate ^= 1;
4471 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4472 format_author_html('td', \%co, 15, 5) .
4473 "<td>" .
4474 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
4475 -class => "list subject"},
4476 chop_and_escape_str($co{'title'}, 50) . "<br/>");
4477 my $comment = $co{'comment'};
4478 foreach my $line (@$comment) {
4479 if ($line =~ m/^(.*?)($search_regexp)(.*)$/i) {
4480 my ($lead, $match, $trail) = ($1, $2, $3);
4481 $match = chop_str($match, 70, 5, 'center');
4482 my $contextlen = int((80 - length($match))/2);
4483 $contextlen = 30 if ($contextlen > 30);
4484 $lead = chop_str($lead, $contextlen, 10, 'left');
4485 $trail = chop_str($trail, $contextlen, 10, 'right');
4486
4487 $lead = esc_html($lead);
4488 $match = esc_html($match);
4489 $trail = esc_html($trail);
4490
4491 print "$lead<span class=\"match\">$match</span>$trail<br />";
4492 }
4493 }
4494 print "</td>\n" .
4495 "<td class=\"link\">" .
4496 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
4497 " | " .
4498 $cgi->a({-href => href(action=>"commitdiff", hash=>$co{'id'})}, "commitdiff") .
4499 " | " .
4500 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
4501 print "</td>\n" .
4502 "</tr>\n";
4503 }
4504 if (defined $extra) {
4505 print "<tr>\n" .
4506 "<td colspan=\"3\">$extra</td>\n" .
4507 "</tr>\n";
4508 }
4509 print "</table>\n";
4510 }
4511
4512 ## ======================================================================
4513 ## ======================================================================
4514 ## actions
4515
4516 sub git_project_list {
4517 my $order = $input_params{'order'};
4518 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
4519 die_error(400, "Unknown order parameter");
4520 }
4521
4522 my @list = git_get_projects_list();
4523 if (!@list) {
4524 die_error(404, "No projects found");
4525 }
4526
4527 git_header_html();
4528 if (-f $home_text) {
4529 print "<div class=\"index_include\">\n";
4530 insert_file($home_text);
4531 print "</div>\n";
4532 }
4533 print $cgi->startform(-method => "get") .
4534 "<p class=\"projsearch\">Search:\n" .
4535 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
4536 "</p>" .
4537 $cgi->end_form() . "\n";
4538 git_project_list_body(\@list, $order);
4539 git_footer_html();
4540 }
4541
4542 sub git_forks {
4543 my $order = $input_params{'order'};
4544 if (defined $order && $order !~ m/none|project|descr|owner|age/) {
4545 die_error(400, "Unknown order parameter");
4546 }
4547
4548 my @list = git_get_projects_list($project);
4549 if (!@list) {
4550 die_error(404, "No forks found");
4551 }
4552
4553 git_header_html();
4554 git_print_page_nav('','');
4555 git_print_header_div('summary', "$project forks");
4556 git_project_list_body(\@list, $order);
4557 git_footer_html();
4558 }
4559
4560 sub git_project_index {
4561 my @projects = git_get_projects_list($project);
4562
4563 print $cgi->header(
4564 -type => 'text/plain',
4565 -charset => 'utf-8',
4566 -content_disposition => 'inline; filename="index.aux"');
4567
4568 foreach my $pr (@projects) {
4569 if (!exists $pr->{'owner'}) {
4570 $pr->{'owner'} = git_get_project_owner("$pr->{'path'}");
4571 }
4572
4573 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
4574 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
4575 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
4576 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
4577 $path =~ s/ /\+/g;
4578 $owner =~ s/ /\+/g;
4579
4580 print "$path $owner\n";
4581 }
4582 }
4583
4584 sub git_summary {
4585 my $descr = git_get_project_description($project) || "none";
4586 my %co = parse_commit("HEAD");
4587 my %cd = %co ? parse_date($co{'committer_epoch'}, $co{'committer_tz'}) : ();
4588 my $head = $co{'id'};
4589
4590 my $owner = git_get_project_owner($project);
4591
4592 my $refs = git_get_references();
4593 # These get_*_list functions return one more to allow us to see if
4594 # there are more ...
4595 my @taglist = git_get_tags_list(16);
4596 my @headlist = git_get_heads_list(16);
4597 my @forklist;
4598 my $check_forks = gitweb_check_feature('forks');
4599
4600 if ($check_forks) {
4601 @forklist = git_get_projects_list($project);
4602 }
4603
4604 git_header_html();
4605 git_print_page_nav('summary','', $head);
4606
4607 print "<div class=\"title\">&nbsp;</div>\n";
4608 print "<table class=\"projects_list\">\n" .
4609 "<tr id=\"metadata_desc\"><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
4610 "<tr id=\"metadata_owner\"><td>owner</td><td>" . esc_html($owner) . "</td></tr>\n";
4611 if (defined $cd{'rfc2822'}) {
4612 print "<tr id=\"metadata_lchange\"><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
4613 }
4614
4615 # use per project git URL list in $projectroot/$project/cloneurl
4616 # or make project git URL from git base URL and project name
4617 my $url_tag = "URL";
4618 my @url_list = git_get_project_url_list($project);
4619 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
4620 foreach my $git_url (@url_list) {
4621 next unless $git_url;
4622 print "<tr class=\"metadata_url\"><td>$url_tag</td><td>$git_url</td></tr>\n";
4623 $url_tag = "";
4624 }
4625
4626 # Tag cloud
4627 my $show_ctags = gitweb_check_feature('ctags');
4628 if ($show_ctags) {
4629 my $ctags = git_get_project_ctags($project);
4630 my $cloud = git_populate_project_tagcloud($ctags);
4631 print "<tr id=\"metadata_ctags\"><td>Content tags:<br />";
4632 print "</td>\n<td>" unless %$ctags;
4633 print "<form action=\"$show_ctags\" method=\"post\"><input type=\"hidden\" name=\"p\" value=\"$project\" />Add: <input type=\"text\" name=\"t\" size=\"8\" /></form>";
4634 print "</td>\n<td>" if %$ctags;
4635 print git_show_project_tagcloud($cloud, 48);
4636 print "</td></tr>";
4637 }
4638
4639 print "</table>\n";
4640
4641 # If XSS prevention is on, we don't include README.html.
4642 # TODO: Allow a readme in some safe format.
4643 if (!$prevent_xss && -s "$projectroot/$project/README.html") {
4644 print "<div class=\"title\">readme</div>\n" .
4645 "<div class=\"readme\">\n";
4646 insert_file("$projectroot/$project/README.html");
4647 print "\n</div>\n"; # class="readme"
4648 }
4649
4650 # we need to request one more than 16 (0..15) to check if
4651 # those 16 are all
4652 my @commitlist = $head ? parse_commits($head, 17) : ();
4653 if (@commitlist) {
4654 git_print_header_div('shortlog');
4655 git_shortlog_body(\@commitlist, 0, 15, $refs,
4656 $#commitlist <= 15 ? undef :
4657 $cgi->a({-href => href(action=>"shortlog")}, "..."));
4658 }
4659
4660 if (@taglist) {
4661 git_print_header_div('tags');
4662 git_tags_body(\@taglist, 0, 15,
4663 $#taglist <= 15 ? undef :
4664 $cgi->a({-href => href(action=>"tags")}, "..."));
4665 }
4666
4667 if (@headlist) {
4668 git_print_header_div('heads');
4669 git_heads_body(\@headlist, $head, 0, 15,
4670 $#headlist <= 15 ? undef :
4671 $cgi->a({-href => href(action=>"heads")}, "..."));
4672 }
4673
4674 if (@forklist) {
4675 git_print_header_div('forks');
4676 git_project_list_body(\@forklist, 'age', 0, 15,
4677 $#forklist <= 15 ? undef :
4678 $cgi->a({-href => href(action=>"forks")}, "..."),
4679 'no_header');
4680 }
4681
4682 git_footer_html();
4683 }
4684
4685 sub git_tag {
4686 my $head = git_get_head_hash($project);
4687 git_header_html();
4688 git_print_page_nav('','', $head,undef,$head);
4689 my %tag = parse_tag($hash);
4690
4691 if (! %tag) {
4692 die_error(404, "Unknown tag object");
4693 }
4694
4695 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
4696 print "<div class=\"title_text\">\n" .
4697 "<table class=\"object_header\">\n" .
4698 "<tr>\n" .
4699 "<td>object</td>\n" .
4700 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
4701 $tag{'object'}) . "</td>\n" .
4702 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
4703 $tag{'type'}) . "</td>\n" .
4704 "</tr>\n";
4705 if (defined($tag{'author'})) {
4706 git_print_authorship_rows(\%tag, 'author');
4707 }
4708 print "</table>\n\n" .
4709 "</div>\n";
4710 print "<div class=\"page_body\">";
4711 my $comment = $tag{'comment'};
4712 foreach my $line (@$comment) {
4713 chomp $line;
4714 print esc_html($line, -nbsp=>1) . "<br/>\n";
4715 }
4716 print "</div>\n";
4717 git_footer_html();
4718 }
4719
4720 sub git_blame {
4721 # permissions
4722 gitweb_check_feature('blame')
4723 or die_error(403, "Blame view not allowed");
4724
4725 # error checking
4726 die_error(400, "No file name given") unless $file_name;
4727 $hash_base ||= git_get_head_hash($project);
4728 die_error(404, "Couldn't find base commit") unless $hash_base;
4729 my %co = parse_commit($hash_base)
4730 or die_error(404, "Commit not found");
4731 my $ftype = "blob";
4732 if (!defined $hash) {
4733 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
4734 or die_error(404, "Error looking up file");
4735 } else {
4736 $ftype = git_get_type($hash);
4737 if ($ftype !~ "blob") {
4738 die_error(400, "Object is not a blob");
4739 }
4740 }
4741
4742 # run git-blame --porcelain
4743 open my $fd, "-|", git_cmd(), "blame", '-p',
4744 $hash_base, '--', $file_name
4745 or die_error(500, "Open git-blame failed");
4746
4747 # page header
4748 git_header_html();
4749 my $formats_nav =
4750 $cgi->a({-href => href(action=>"blob", -replay=>1)},
4751 "blob") .
4752 " | " .
4753 $cgi->a({-href => href(action=>"history", -replay=>1)},
4754 "history") .
4755 " | " .
4756 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
4757 "HEAD");
4758 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
4759 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4760 git_print_page_path($file_name, $ftype, $hash_base);
4761
4762 # page body
4763 my @rev_color = qw(light2 dark2);
4764 my $num_colors = scalar(@rev_color);
4765 my $current_color = 0;
4766 my %metainfo = ();
4767
4768 print <<HTML;
4769 <div class="page_body">
4770 <table class="blame">
4771 <tr><th>Commit</th><th>Line</th><th>Data</th></tr>
4772 HTML
4773 LINE:
4774 while (my $line = <$fd>) {
4775 chomp $line;
4776 # the header: <SHA-1> <src lineno> <dst lineno> [<lines in group>]
4777 # no <lines in group> for subsequent lines in group of lines
4778 my ($full_rev, $orig_lineno, $lineno, $group_size) =
4779 ($line =~ /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/);
4780 if (!exists $metainfo{$full_rev}) {
4781 $metainfo{$full_rev} = {};
4782 }
4783 my $meta = $metainfo{$full_rev};
4784 my $data;
4785 while ($data = <$fd>) {
4786 chomp $data;
4787 last if ($data =~ s/^\t//); # contents of line
4788 if ($data =~ /^(\S+) (.*)$/) {
4789 $meta->{$1} = $2;
4790 }
4791 }
4792 my $short_rev = substr($full_rev, 0, 8);
4793 my $author = $meta->{'author'};
4794 my %date =
4795 parse_date($meta->{'author-time'}, $meta->{'author-tz'});
4796 my $date = $date{'iso-tz'};
4797 if ($group_size) {
4798 $current_color = ($current_color + 1) % $num_colors;
4799 }
4800 print "<tr id=\"l$lineno\" class=\"$rev_color[$current_color]\">\n";
4801 if ($group_size) {
4802 print "<td class=\"sha1\"";
4803 print " title=\"". esc_html($author) . ", $date\"";
4804 print " rowspan=\"$group_size\"" if ($group_size > 1);
4805 print ">";
4806 print $cgi->a({-href => href(action=>"commit",
4807 hash=>$full_rev,
4808 file_name=>$file_name)},
4809 esc_html($short_rev));
4810 print "</td>\n";
4811 }
4812 my $parent_commit;
4813 if (!exists $meta->{'parent'}) {
4814 open (my $dd, "-|", git_cmd(), "rev-parse", "$full_rev^")
4815 or die_error(500, "Open git-rev-parse failed");
4816 $parent_commit = <$dd>;
4817 close $dd;
4818 chomp($parent_commit);
4819 $meta->{'parent'} = $parent_commit;
4820 } else {
4821 $parent_commit = $meta->{'parent'};
4822 }
4823 my $blamed = href(action => 'blame',
4824 file_name => $meta->{'filename'},
4825 hash_base => $parent_commit);
4826 print "<td class=\"linenr\">";
4827 print $cgi->a({ -href => "$blamed#l$orig_lineno",
4828 -class => "linenr" },
4829 esc_html($lineno));
4830 print "</td>";
4831 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
4832 print "</tr>\n";
4833 }
4834 print "</table>\n";
4835 print "</div>";
4836 close $fd
4837 or print "Reading blob failed\n";
4838
4839 # page footer
4840 git_footer_html();
4841 }
4842
4843 sub git_tags {
4844 my $head = git_get_head_hash($project);
4845 git_header_html();
4846 git_print_page_nav('','', $head,undef,$head);
4847 git_print_header_div('summary', $project);
4848
4849 my @tagslist = git_get_tags_list();
4850 if (@tagslist) {
4851 git_tags_body(\@tagslist);
4852 }
4853 git_footer_html();
4854 }
4855
4856 sub git_heads {
4857 my $head = git_get_head_hash($project);
4858 git_header_html();
4859 git_print_page_nav('','', $head,undef,$head);
4860 git_print_header_div('summary', $project);
4861
4862 my @headslist = git_get_heads_list();
4863 if (@headslist) {
4864 git_heads_body(\@headslist, $head);
4865 }
4866 git_footer_html();
4867 }
4868
4869 sub git_blob_plain {
4870 my $type = shift;
4871 my $expires;
4872
4873 if (!defined $hash) {
4874 if (defined $file_name) {
4875 my $base = $hash_base || git_get_head_hash($project);
4876 $hash = git_get_hash_by_path($base, $file_name, "blob")
4877 or die_error(404, "Cannot find file");
4878 } else {
4879 die_error(400, "No file name defined");
4880 }
4881 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4882 # blobs defined by non-textual hash id's can be cached
4883 $expires = "+1d";
4884 }
4885
4886 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4887 or die_error(500, "Open git-cat-file blob '$hash' failed");
4888
4889 # content-type (can include charset)
4890 $type = blob_contenttype($fd, $file_name, $type);
4891
4892 # "save as" filename, even when no $file_name is given
4893 my $save_as = "$hash";
4894 if (defined $file_name) {
4895 $save_as = $file_name;
4896 } elsif ($type =~ m/^text\//) {
4897 $save_as .= '.txt';
4898 }
4899
4900 # With XSS prevention on, blobs of all types except a few known safe
4901 # ones are served with "Content-Disposition: attachment" to make sure
4902 # they don't run in our security domain. For certain image types,
4903 # blob view writes an <img> tag referring to blob_plain view, and we
4904 # want to be sure not to break that by serving the image as an
4905 # attachment (though Firefox 3 doesn't seem to care).
4906 my $sandbox = $prevent_xss &&
4907 $type !~ m!^(?:text/plain|image/(?:gif|png|jpeg))$!;
4908
4909 print $cgi->header(
4910 -type => $type,
4911 -expires => $expires,
4912 -content_disposition =>
4913 ($sandbox ? 'attachment' : 'inline')
4914 . '; filename="' . $save_as . '"');
4915 local $/ = undef;
4916 binmode STDOUT, ':raw';
4917 print <$fd>;
4918 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
4919 close $fd;
4920 }
4921
4922 sub git_blob {
4923 my $expires;
4924
4925 if (!defined $hash) {
4926 if (defined $file_name) {
4927 my $base = $hash_base || git_get_head_hash($project);
4928 $hash = git_get_hash_by_path($base, $file_name, "blob")
4929 or die_error(404, "Cannot find file");
4930 } else {
4931 die_error(400, "No file name defined");
4932 }
4933 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4934 # blobs defined by non-textual hash id's can be cached
4935 $expires = "+1d";
4936 }
4937
4938 my $have_blame = gitweb_check_feature('blame');
4939 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
4940 or die_error(500, "Couldn't cat $file_name, $hash");
4941 my $mimetype = blob_mimetype($fd, $file_name);
4942 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)! && -B $fd) {
4943 close $fd;
4944 return git_blob_plain($mimetype);
4945 }
4946 # we can have blame only for text/* mimetype
4947 $have_blame &&= ($mimetype =~ m!^text/!);
4948
4949 git_header_html(undef, $expires);
4950 my $formats_nav = '';
4951 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
4952 if (defined $file_name) {
4953 if ($have_blame) {
4954 $formats_nav .=
4955 $cgi->a({-href => href(action=>"blame", -replay=>1)},
4956 "blame") .
4957 " | ";
4958 }
4959 $formats_nav .=
4960 $cgi->a({-href => href(action=>"history", -replay=>1)},
4961 "history") .
4962 " | " .
4963 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
4964 "raw") .
4965 " | " .
4966 $cgi->a({-href => href(action=>"blob",
4967 hash_base=>"HEAD", file_name=>$file_name)},
4968 "HEAD");
4969 } else {
4970 $formats_nav .=
4971 $cgi->a({-href => href(action=>"blob_plain", -replay=>1)},
4972 "raw");
4973 }
4974 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
4975 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4976 } else {
4977 print "<div class=\"page_nav\">\n" .
4978 "<br/><br/></div>\n" .
4979 "<div class=\"title\">$hash</div>\n";
4980 }
4981 git_print_page_path($file_name, "blob", $hash_base);
4982 print "<div class=\"page_body\">\n";
4983 if ($mimetype =~ m!^image/!) {
4984 print qq!<img type="$mimetype"!;
4985 if ($file_name) {
4986 print qq! alt="$file_name" title="$file_name"!;
4987 }
4988 print qq! src="! .
4989 href(action=>"blob_plain", hash=>$hash,
4990 hash_base=>$hash_base, file_name=>$file_name) .
4991 qq!" />\n!;
4992 } else {
4993 my $nr;
4994 while (my $line = <$fd>) {
4995 chomp $line;
4996 $nr++;
4997 $line = untabify($line);
4998 printf "<div class=\"pre\"><a id=\"l%i\" href=\"#l%i\" class=\"linenr\">%4i</a> %s</div>\n",
4999 $nr, $nr, $nr, esc_html($line, -nbsp=>1);
5000 }
5001 }
5002 close $fd
5003 or print "Reading blob failed.\n";
5004 print "</div>";
5005 git_footer_html();
5006 }
5007
5008 sub git_tree {
5009 if (!defined $hash_base) {
5010 $hash_base = "HEAD";
5011 }
5012 if (!defined $hash) {
5013 if (defined $file_name) {
5014 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
5015 } else {
5016 $hash = $hash_base;
5017 }
5018 }
5019 die_error(404, "No such tree") unless defined($hash);
5020
5021 my @entries = ();
5022 {
5023 local $/ = "\0";
5024 open my $fd, "-|", git_cmd(), "ls-tree", '-z', $hash
5025 or die_error(500, "Open git-ls-tree failed");
5026 @entries = map { chomp; $_ } <$fd>;
5027 close $fd
5028 or die_error(404, "Reading tree failed");
5029 }
5030
5031 my $refs = git_get_references();
5032 my $ref = format_ref_marker($refs, $hash_base);
5033 git_header_html();
5034 my $basedir = '';
5035 my $have_blame = gitweb_check_feature('blame');
5036 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
5037 my @views_nav = ();
5038 if (defined $file_name) {
5039 push @views_nav,
5040 $cgi->a({-href => href(action=>"history", -replay=>1)},
5041 "history"),
5042 $cgi->a({-href => href(action=>"tree",
5043 hash_base=>"HEAD", file_name=>$file_name)},
5044 "HEAD"),
5045 }
5046 my $snapshot_links = format_snapshot_links($hash);
5047 if (defined $snapshot_links) {
5048 # FIXME: Should be available when we have no hash base as well.
5049 push @views_nav, $snapshot_links;
5050 }
5051 git_print_page_nav('tree','', $hash_base, undef, undef, join(' | ', @views_nav));
5052 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
5053 } else {
5054 undef $hash_base;
5055 print "<div class=\"page_nav\">\n";
5056 print "<br/><br/></div>\n";
5057 print "<div class=\"title\">$hash</div>\n";
5058 }
5059 if (defined $file_name) {
5060 $basedir = $file_name;
5061 if ($basedir ne '' && substr($basedir, -1) ne '/') {
5062 $basedir .= '/';
5063 }
5064 git_print_page_path($file_name, 'tree', $hash_base);
5065 }
5066 print "<div class=\"page_body\">\n";
5067 print "<table class=\"tree\">\n";
5068 my $alternate = 1;
5069 # '..' (top directory) link if possible
5070 if (defined $hash_base &&
5071 defined $file_name && $file_name =~ m![^/]+$!) {
5072 if ($alternate) {
5073 print "<tr class=\"dark\">\n";
5074 } else {
5075 print "<tr class=\"light\">\n";
5076 }
5077 $alternate ^= 1;
5078
5079 my $up = $file_name;
5080 $up =~ s!/?[^/]+$!!;
5081 undef $up unless $up;
5082 # based on git_print_tree_entry
5083 print '<td class="mode">' . mode_str('040000') . "</td>\n";
5084 print '<td class="list">';
5085 print $cgi->a({-href => href(action=>"tree", hash_base=>$hash_base,
5086 file_name=>$up)},
5087 "..");
5088 print "</td>\n";
5089 print "<td class=\"link\"></td>\n";
5090
5091 print "</tr>\n";
5092 }
5093 foreach my $line (@entries) {
5094 my %t = parse_ls_tree_line($line, -z => 1);
5095
5096 if ($alternate) {
5097 print "<tr class=\"dark\">\n";
5098 } else {
5099 print "<tr class=\"light\">\n";
5100 }
5101 $alternate ^= 1;
5102
5103 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
5104
5105 print "</tr>\n";
5106 }
5107 print "</table>\n" .
5108 "</div>";
5109 git_footer_html();
5110 }
5111
5112 sub git_snapshot {
5113 my $format = $input_params{'snapshot_format'};
5114 if (!@snapshot_fmts) {
5115 die_error(403, "Snapshots not allowed");
5116 }
5117 # default to first supported snapshot format
5118 $format ||= $snapshot_fmts[0];
5119 if ($format !~ m/^[a-z0-9]+$/) {
5120 die_error(400, "Invalid snapshot format parameter");
5121 } elsif (!exists($known_snapshot_formats{$format})) {
5122 die_error(400, "Unknown snapshot format");
5123 } elsif (!grep($_ eq $format, @snapshot_fmts)) {
5124 die_error(403, "Unsupported snapshot format");
5125 }
5126
5127 if (!defined $hash) {
5128 $hash = git_get_head_hash($project);
5129 }
5130
5131 my $name = $project;
5132 $name =~ s,([^/])/*\.git$,$1,;
5133 $name = basename($name);
5134 my $filename = to_utf8($name);
5135 $name =~ s/\047/\047\\\047\047/g;
5136 my $cmd;
5137 $filename .= "-$hash$known_snapshot_formats{$format}{'suffix'}";
5138 $cmd = quote_command(
5139 git_cmd(), 'archive',
5140 "--format=$known_snapshot_formats{$format}{'format'}",
5141 "--prefix=$name/", $hash);
5142 if (exists $known_snapshot_formats{$format}{'compressor'}) {
5143 $cmd .= ' | ' . quote_command(@{$known_snapshot_formats{$format}{'compressor'}});
5144 }
5145
5146 print $cgi->header(
5147 -type => $known_snapshot_formats{$format}{'type'},
5148 -content_disposition => 'inline; filename="' . "$filename" . '"',
5149 -status => '200 OK');
5150
5151 open my $fd, "-|", $cmd
5152 or die_error(500, "Execute git-archive failed");
5153 binmode STDOUT, ':raw';
5154 print <$fd>;
5155 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
5156 close $fd;
5157 }
5158
5159 sub git_log {
5160 my $head = git_get_head_hash($project);
5161 if (!defined $hash) {
5162 $hash = $head;
5163 }
5164 if (!defined $page) {
5165 $page = 0;
5166 }
5167 my $refs = git_get_references();
5168
5169 my @commitlist = parse_commits($hash, 101, (100 * $page));
5170
5171 my $paging_nav = format_paging_nav('log', $hash, $head, $page, $#commitlist >= 100);
5172
5173 my ($patch_max) = gitweb_get_feature('patches');
5174 if ($patch_max) {
5175 if ($patch_max < 0 || @commitlist <= $patch_max) {
5176 $paging_nav .= " &sdot; " .
5177 $cgi->a({-href => href(action=>"patches", -replay=>1)},
5178 "patches");
5179 }
5180 }
5181
5182 git_header_html();
5183 git_print_page_nav('log','', $hash,undef,undef, $paging_nav);
5184
5185 if (!@commitlist) {
5186 my %co = parse_commit($hash);
5187
5188 git_print_header_div('summary', $project);
5189 print "<div class=\"page_body\"> Last change $co{'age_string'}.<br/><br/></div>\n";
5190 }
5191 my $to = ($#commitlist >= 99) ? (99) : ($#commitlist);
5192 for (my $i = 0; $i <= $to; $i++) {
5193 my %co = %{$commitlist[$i]};
5194 next if !%co;
5195 my $commit = $co{'id'};
5196 my $ref = format_ref_marker($refs, $commit);
5197 my %ad = parse_date($co{'author_epoch'});
5198 git_print_header_div('commit',
5199 "<span class=\"age\">$co{'age_string'}</span>" .
5200 esc_html($co{'title'}) . $ref,
5201 $commit);
5202 print "<div class=\"title_text\">\n" .
5203 "<div class=\"log_link\">\n" .
5204 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
5205 " | " .
5206 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
5207 " | " .
5208 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
5209 "<br/>\n" .
5210 "</div>\n";
5211 git_print_authorship(\%co, -tag => 'span');
5212 print "<br/>\n</div>\n";
5213
5214 print "<div class=\"log_body\">\n";
5215 git_print_log($co{'comment'}, -final_empty_line=> 1);
5216 print "</div>\n";
5217 }
5218 if ($#commitlist >= 100) {
5219 print "<div class=\"page_nav\">\n";
5220 print $cgi->a({-href => href(-replay=>1, page=>$page+1),
5221 -accesskey => "n", -title => "Alt-n"}, "next");
5222 print "</div>\n";
5223 }
5224 git_footer_html();
5225 }
5226
5227 sub git_commit {
5228 $hash ||= $hash_base || "HEAD";
5229 my %co = parse_commit($hash)
5230 or die_error(404, "Unknown commit object");
5231
5232 my $parent = $co{'parent'};
5233 my $parents = $co{'parents'}; # listref
5234
5235 # we need to prepare $formats_nav before any parameter munging
5236 my $formats_nav;
5237 if (!defined $parent) {
5238 # --root commitdiff
5239 $formats_nav .= '(initial)';
5240 } elsif (@$parents == 1) {
5241 # single parent commit
5242 $formats_nav .=
5243 '(parent: ' .
5244 $cgi->a({-href => href(action=>"commit",
5245 hash=>$parent)},
5246 esc_html(substr($parent, 0, 7))) .
5247 ')';
5248 } else {
5249 # merge commit
5250 $formats_nav .=
5251 '(merge: ' .
5252 join(' ', map {
5253 $cgi->a({-href => href(action=>"commit",
5254 hash=>$_)},
5255 esc_html(substr($_, 0, 7)));
5256 } @$parents ) .
5257 ')';
5258 }
5259 if (gitweb_check_feature('patches')) {
5260 $formats_nav .= " | " .
5261 $cgi->a({-href => href(action=>"patch", -replay=>1)},
5262 "patch");
5263 }
5264
5265 if (!defined $parent) {
5266 $parent = "--root";
5267 }
5268 my @difftree;
5269 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
5270 @diff_opts,
5271 (@$parents <= 1 ? $parent : '-c'),
5272 $hash, "--"
5273 or die_error(500, "Open git-diff-tree failed");
5274 @difftree = map { chomp; $_ } <$fd>;
5275 close $fd or die_error(404, "Reading git-diff-tree failed");
5276
5277 # non-textual hash id's can be cached
5278 my $expires;
5279 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5280 $expires = "+1d";
5281 }
5282 my $refs = git_get_references();
5283 my $ref = format_ref_marker($refs, $co{'id'});
5284
5285 git_header_html(undef, $expires);
5286 git_print_page_nav('commit', '',
5287 $hash, $co{'tree'}, $hash,
5288 $formats_nav);
5289
5290 if (defined $co{'parent'}) {
5291 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
5292 } else {
5293 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
5294 }
5295 print "<div class=\"title_text\">\n" .
5296 "<table class=\"object_header\">\n";
5297 git_print_authorship_rows(\%co);
5298 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
5299 print "<tr>" .
5300 "<td>tree</td>" .
5301 "<td class=\"sha1\">" .
5302 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
5303 class => "list"}, $co{'tree'}) .
5304 "</td>" .
5305 "<td class=\"link\">" .
5306 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
5307 "tree");
5308 my $snapshot_links = format_snapshot_links($hash);
5309 if (defined $snapshot_links) {
5310 print " | " . $snapshot_links;
5311 }
5312 print "</td>" .
5313 "</tr>\n";
5314
5315 foreach my $par (@$parents) {
5316 print "<tr>" .
5317 "<td>parent</td>" .
5318 "<td class=\"sha1\">" .
5319 $cgi->a({-href => href(action=>"commit", hash=>$par),
5320 class => "list"}, $par) .
5321 "</td>" .
5322 "<td class=\"link\">" .
5323 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
5324 " | " .
5325 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
5326 "</td>" .
5327 "</tr>\n";
5328 }
5329 print "</table>".
5330 "</div>\n";
5331
5332 print "<div class=\"page_body\">\n";
5333 git_print_log($co{'comment'});
5334 print "</div>\n";
5335
5336 git_difftree_body(\@difftree, $hash, @$parents);
5337
5338 git_footer_html();
5339 }
5340
5341 sub git_object {
5342 # object is defined by:
5343 # - hash or hash_base alone
5344 # - hash_base and file_name
5345 my $type;
5346
5347 # - hash or hash_base alone
5348 if ($hash || ($hash_base && !defined $file_name)) {
5349 my $object_id = $hash || $hash_base;
5350
5351 open my $fd, "-|", quote_command(
5352 git_cmd(), 'cat-file', '-t', $object_id) . ' 2> /dev/null'
5353 or die_error(404, "Object does not exist");
5354 $type = <$fd>;
5355 chomp $type;
5356 close $fd
5357 or die_error(404, "Object does not exist");
5358
5359 # - hash_base and file_name
5360 } elsif ($hash_base && defined $file_name) {
5361 $file_name =~ s,/+$,,;
5362
5363 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
5364 or die_error(404, "Base object does not exist");
5365
5366 # here errors should not hapen
5367 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
5368 or die_error(500, "Open git-ls-tree failed");
5369 my $line = <$fd>;
5370 close $fd;
5371
5372 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
5373 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
5374 die_error(404, "File or directory for given base does not exist");
5375 }
5376 $type = $2;
5377 $hash = $3;
5378 } else {
5379 die_error(400, "Not enough information to find object");
5380 }
5381
5382 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
5383 hash=>$hash, hash_base=>$hash_base,
5384 file_name=>$file_name),
5385 -status => '302 Found');
5386 }
5387
5388 sub git_blobdiff {
5389 my $format = shift || 'html';
5390
5391 my $fd;
5392 my @difftree;
5393 my %diffinfo;
5394 my $expires;
5395
5396 # preparing $fd and %diffinfo for git_patchset_body
5397 # new style URI
5398 if (defined $hash_base && defined $hash_parent_base) {
5399 if (defined $file_name) {
5400 # read raw output
5401 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5402 $hash_parent_base, $hash_base,
5403 "--", (defined $file_parent ? $file_parent : ()), $file_name
5404 or die_error(500, "Open git-diff-tree failed");
5405 @difftree = map { chomp; $_ } <$fd>;
5406 close $fd
5407 or die_error(404, "Reading git-diff-tree failed");
5408 @difftree
5409 or die_error(404, "Blob diff not found");
5410
5411 } elsif (defined $hash &&
5412 $hash =~ /[0-9a-fA-F]{40}/) {
5413 # try to find filename from $hash
5414
5415 # read filtered raw output
5416 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5417 $hash_parent_base, $hash_base, "--"
5418 or die_error(500, "Open git-diff-tree failed");
5419 @difftree =
5420 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
5421 # $hash == to_id
5422 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
5423 map { chomp; $_ } <$fd>;
5424 close $fd
5425 or die_error(404, "Reading git-diff-tree failed");
5426 @difftree
5427 or die_error(404, "Blob diff not found");
5428
5429 } else {
5430 die_error(400, "Missing one of the blob diff parameters");
5431 }
5432
5433 if (@difftree > 1) {
5434 die_error(400, "Ambiguous blob diff specification");
5435 }
5436
5437 %diffinfo = parse_difftree_raw_line($difftree[0]);
5438 $file_parent ||= $diffinfo{'from_file'} || $file_name;
5439 $file_name ||= $diffinfo{'to_file'};
5440
5441 $hash_parent ||= $diffinfo{'from_id'};
5442 $hash ||= $diffinfo{'to_id'};
5443
5444 # non-textual hash id's can be cached
5445 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
5446 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
5447 $expires = '+1d';
5448 }
5449
5450 # open patch output
5451 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5452 '-p', ($format eq 'html' ? "--full-index" : ()),
5453 $hash_parent_base, $hash_base,
5454 "--", (defined $file_parent ? $file_parent : ()), $file_name
5455 or die_error(500, "Open git-diff-tree failed");
5456 }
5457
5458 # old/legacy style URI -- not generated anymore since 1.4.3.
5459 if (!%diffinfo) {
5460 die_error('404 Not Found', "Missing one of the blob diff parameters")
5461 }
5462
5463 # header
5464 if ($format eq 'html') {
5465 my $formats_nav =
5466 $cgi->a({-href => href(action=>"blobdiff_plain", -replay=>1)},
5467 "raw");
5468 git_header_html(undef, $expires);
5469 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
5470 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
5471 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5472 } else {
5473 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
5474 print "<div class=\"title\">$hash vs $hash_parent</div>\n";
5475 }
5476 if (defined $file_name) {
5477 git_print_page_path($file_name, "blob", $hash_base);
5478 } else {
5479 print "<div class=\"page_path\"></div>\n";
5480 }
5481
5482 } elsif ($format eq 'plain') {
5483 print $cgi->header(
5484 -type => 'text/plain',
5485 -charset => 'utf-8',
5486 -expires => $expires,
5487 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
5488
5489 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
5490
5491 } else {
5492 die_error(400, "Unknown blobdiff format");
5493 }
5494
5495 # patch
5496 if ($format eq 'html') {
5497 print "<div class=\"page_body\">\n";
5498
5499 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
5500 close $fd;
5501
5502 print "</div>\n"; # class="page_body"
5503 git_footer_html();
5504
5505 } else {
5506 while (my $line = <$fd>) {
5507 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
5508 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
5509
5510 print $line;
5511
5512 last if $line =~ m!^\+\+\+!;
5513 }
5514 local $/ = undef;
5515 print <$fd>;
5516 close $fd;
5517 }
5518 }
5519
5520 sub git_blobdiff_plain {
5521 git_blobdiff('plain');
5522 }
5523
5524 sub git_commitdiff {
5525 my %params = @_;
5526 my $format = $params{-format} || 'html';
5527
5528 my ($patch_max) = gitweb_get_feature('patches');
5529 if ($format eq 'patch') {
5530 die_error(403, "Patch view not allowed") unless $patch_max;
5531 }
5532
5533 $hash ||= $hash_base || "HEAD";
5534 my %co = parse_commit($hash)
5535 or die_error(404, "Unknown commit object");
5536
5537 # choose format for commitdiff for merge
5538 if (! defined $hash_parent && @{$co{'parents'}} > 1) {
5539 $hash_parent = '--cc';
5540 }
5541 # we need to prepare $formats_nav before almost any parameter munging
5542 my $formats_nav;
5543 if ($format eq 'html') {
5544 $formats_nav =
5545 $cgi->a({-href => href(action=>"commitdiff_plain", -replay=>1)},
5546 "raw");
5547 if ($patch_max) {
5548 $formats_nav .= " | " .
5549 $cgi->a({-href => href(action=>"patch", -replay=>1)},
5550 "patch");
5551 }
5552
5553 if (defined $hash_parent &&
5554 $hash_parent ne '-c' && $hash_parent ne '--cc') {
5555 # commitdiff with two commits given
5556 my $hash_parent_short = $hash_parent;
5557 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
5558 $hash_parent_short = substr($hash_parent, 0, 7);
5559 }
5560 $formats_nav .=
5561 ' (from';
5562 for (my $i = 0; $i < @{$co{'parents'}}; $i++) {
5563 if ($co{'parents'}[$i] eq $hash_parent) {
5564 $formats_nav .= ' parent ' . ($i+1);
5565 last;
5566 }
5567 }
5568 $formats_nav .= ': ' .
5569 $cgi->a({-href => href(action=>"commitdiff",
5570 hash=>$hash_parent)},
5571 esc_html($hash_parent_short)) .
5572 ')';
5573 } elsif (!$co{'parent'}) {
5574 # --root commitdiff
5575 $formats_nav .= ' (initial)';
5576 } elsif (scalar @{$co{'parents'}} == 1) {
5577 # single parent commit
5578 $formats_nav .=
5579 ' (parent: ' .
5580 $cgi->a({-href => href(action=>"commitdiff",
5581 hash=>$co{'parent'})},
5582 esc_html(substr($co{'parent'}, 0, 7))) .
5583 ')';
5584 } else {
5585 # merge commit
5586 if ($hash_parent eq '--cc') {
5587 $formats_nav .= ' | ' .
5588 $cgi->a({-href => href(action=>"commitdiff",
5589 hash=>$hash, hash_parent=>'-c')},
5590 'combined');
5591 } else { # $hash_parent eq '-c'
5592 $formats_nav .= ' | ' .
5593 $cgi->a({-href => href(action=>"commitdiff",
5594 hash=>$hash, hash_parent=>'--cc')},
5595 'compact');
5596 }
5597 $formats_nav .=
5598 ' (merge: ' .
5599 join(' ', map {
5600 $cgi->a({-href => href(action=>"commitdiff",
5601 hash=>$_)},
5602 esc_html(substr($_, 0, 7)));
5603 } @{$co{'parents'}} ) .
5604 ')';
5605 }
5606 }
5607
5608 my $hash_parent_param = $hash_parent;
5609 if (!defined $hash_parent_param) {
5610 # --cc for multiple parents, --root for parentless
5611 $hash_parent_param =
5612 @{$co{'parents'}} > 1 ? '--cc' : $co{'parent'} || '--root';
5613 }
5614
5615 # read commitdiff
5616 my $fd;
5617 my @difftree;
5618 if ($format eq 'html') {
5619 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5620 "--no-commit-id", "--patch-with-raw", "--full-index",
5621 $hash_parent_param, $hash, "--"
5622 or die_error(500, "Open git-diff-tree failed");
5623
5624 while (my $line = <$fd>) {
5625 chomp $line;
5626 # empty line ends raw part of diff-tree output
5627 last unless $line;
5628 push @difftree, scalar parse_difftree_raw_line($line);
5629 }
5630
5631 } elsif ($format eq 'plain') {
5632 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
5633 '-p', $hash_parent_param, $hash, "--"
5634 or die_error(500, "Open git-diff-tree failed");
5635 } elsif ($format eq 'patch') {
5636 # For commit ranges, we limit the output to the number of
5637 # patches specified in the 'patches' feature.
5638 # For single commits, we limit the output to a single patch,
5639 # diverging from the git-format-patch default.
5640 my @commit_spec = ();
5641 if ($hash_parent) {
5642 if ($patch_max > 0) {
5643 push @commit_spec, "-$patch_max";
5644 }
5645 push @commit_spec, '-n', "$hash_parent..$hash";
5646 } else {
5647 if ($params{-single}) {
5648 push @commit_spec, '-1';
5649 } else {
5650 if ($patch_max > 0) {
5651 push @commit_spec, "-$patch_max";
5652 }
5653 push @commit_spec, "-n";
5654 }
5655 push @commit_spec, '--root', $hash;
5656 }
5657 open $fd, "-|", git_cmd(), "format-patch", '--encoding=utf8',
5658 '--stdout', @commit_spec
5659 or die_error(500, "Open git-format-patch failed");
5660 } else {
5661 die_error(400, "Unknown commitdiff format");
5662 }
5663
5664 # non-textual hash id's can be cached
5665 my $expires;
5666 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
5667 $expires = "+1d";
5668 }
5669
5670 # write commit message
5671 if ($format eq 'html') {
5672 my $refs = git_get_references();
5673 my $ref = format_ref_marker($refs, $co{'id'});
5674
5675 git_header_html(undef, $expires);
5676 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
5677 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
5678 print "<div class=\"title_text\">\n" .
5679 "<table class=\"object_header\">\n";
5680 git_print_authorship_rows(\%co);
5681 print "</table>".
5682 "</div>\n";
5683 print "<div class=\"page_body\">\n";
5684 if (@{$co{'comment'}} > 1) {
5685 print "<div class=\"log\">\n";
5686 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
5687 print "</div>\n"; # class="log"
5688 }
5689
5690 } elsif ($format eq 'plain') {
5691 my $refs = git_get_references("tags");
5692 my $tagname = git_get_rev_name_tags($hash);
5693 my $filename = basename($project) . "-$hash.patch";
5694
5695 print $cgi->header(
5696 -type => 'text/plain',
5697 -charset => 'utf-8',
5698 -expires => $expires,
5699 -content_disposition => 'inline; filename="' . "$filename" . '"');
5700 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
5701 print "From: " . to_utf8($co{'author'}) . "\n";
5702 print "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n";
5703 print "Subject: " . to_utf8($co{'title'}) . "\n";
5704
5705 print "X-Git-Tag: $tagname\n" if $tagname;
5706 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
5707
5708 foreach my $line (@{$co{'comment'}}) {
5709 print to_utf8($line) . "\n";
5710 }
5711 print "---\n\n";
5712 } elsif ($format eq 'patch') {
5713 my $filename = basename($project) . "-$hash.patch";
5714
5715 print $cgi->header(
5716 -type => 'text/plain',
5717 -charset => 'utf-8',
5718 -expires => $expires,
5719 -content_disposition => 'inline; filename="' . "$filename" . '"');
5720 }
5721
5722 # write patch
5723 if ($format eq 'html') {
5724 my $use_parents = !defined $hash_parent ||
5725 $hash_parent eq '-c' || $hash_parent eq '--cc';
5726 git_difftree_body(\@difftree, $hash,
5727 $use_parents ? @{$co{'parents'}} : $hash_parent);
5728 print "<br/>\n";
5729
5730 git_patchset_body($fd, \@difftree, $hash,
5731 $use_parents ? @{$co{'parents'}} : $hash_parent);
5732 close $fd;
5733 print "</div>\n"; # class="page_body"
5734 git_footer_html();
5735
5736 } elsif ($format eq 'plain') {
5737 local $/ = undef;
5738 print <$fd>;
5739 close $fd
5740 or print "Reading git-diff-tree failed\n";
5741 } elsif ($format eq 'patch') {
5742 local $/ = undef;
5743 print <$fd>;
5744 close $fd
5745 or print "Reading git-format-patch failed\n";
5746 }
5747 }
5748
5749 sub git_commitdiff_plain {
5750 git_commitdiff(-format => 'plain');
5751 }
5752
5753 # format-patch-style patches
5754 sub git_patch {
5755 git_commitdiff(-format => 'patch', -single=> 1);
5756 }
5757
5758 sub git_patches {
5759 git_commitdiff(-format => 'patch');
5760 }
5761
5762 sub git_history {
5763 if (!defined $hash_base) {
5764 $hash_base = git_get_head_hash($project);
5765 }
5766 if (!defined $page) {
5767 $page = 0;
5768 }
5769 my $ftype;
5770 my %co = parse_commit($hash_base)
5771 or die_error(404, "Unknown commit object");
5772
5773 my $refs = git_get_references();
5774 my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
5775
5776 my @commitlist = parse_commits($hash_base, 101, (100 * $page),
5777 $file_name, "--full-history")
5778 or die_error(404, "No such file or directory on given branch");
5779
5780 if (!defined $hash && defined $file_name) {
5781 # some commits could have deleted file in question,
5782 # and not have it in tree, but one of them has to have it
5783 for (my $i = 0; $i <= @commitlist; $i++) {
5784 $hash = git_get_hash_by_path($commitlist[$i]{'id'}, $file_name);
5785 last if defined $hash;
5786 }
5787 }
5788 if (defined $hash) {
5789 $ftype = git_get_type($hash);
5790 }
5791 if (!defined $ftype) {
5792 die_error(500, "Unknown type of object");
5793 }
5794
5795 my $paging_nav = '';
5796 if ($page > 0) {
5797 $paging_nav .=
5798 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
5799 file_name=>$file_name)},
5800 "first");
5801 $paging_nav .= " &sdot; " .
5802 $cgi->a({-href => href(-replay=>1, page=>$page-1),
5803 -accesskey => "p", -title => "Alt-p"}, "prev");
5804 } else {
5805 $paging_nav .= "first";
5806 $paging_nav .= " &sdot; prev";
5807 }
5808 my $next_link = '';
5809 if ($#commitlist >= 100) {
5810 $next_link =
5811 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5812 -accesskey => "n", -title => "Alt-n"}, "next");
5813 $paging_nav .= " &sdot; $next_link";
5814 } else {
5815 $paging_nav .= " &sdot; next";
5816 }
5817
5818 git_header_html();
5819 git_print_page_nav('history','', $hash_base,$co{'tree'},$hash_base, $paging_nav);
5820 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
5821 git_print_page_path($file_name, $ftype, $hash_base);
5822
5823 git_history_body(\@commitlist, 0, 99,
5824 $refs, $hash_base, $ftype, $next_link);
5825
5826 git_footer_html();
5827 }
5828
5829 sub git_search {
5830 gitweb_check_feature('search') or die_error(403, "Search is disabled");
5831 if (!defined $searchtext) {
5832 die_error(400, "Text field is empty");
5833 }
5834 if (!defined $hash) {
5835 $hash = git_get_head_hash($project);
5836 }
5837 my %co = parse_commit($hash);
5838 if (!%co) {
5839 die_error(404, "Unknown commit object");
5840 }
5841 if (!defined $page) {
5842 $page = 0;
5843 }
5844
5845 $searchtype ||= 'commit';
5846 if ($searchtype eq 'pickaxe') {
5847 # pickaxe may take all resources of your box and run for several minutes
5848 # with every query - so decide by yourself how public you make this feature
5849 gitweb_check_feature('pickaxe')
5850 or die_error(403, "Pickaxe is disabled");
5851 }
5852 if ($searchtype eq 'grep') {
5853 gitweb_check_feature('grep')
5854 or die_error(403, "Grep is disabled");
5855 }
5856
5857 git_header_html();
5858
5859 if ($searchtype eq 'commit' or $searchtype eq 'author' or $searchtype eq 'committer') {
5860 my $greptype;
5861 if ($searchtype eq 'commit') {
5862 $greptype = "--grep=";
5863 } elsif ($searchtype eq 'author') {
5864 $greptype = "--author=";
5865 } elsif ($searchtype eq 'committer') {
5866 $greptype = "--committer=";
5867 }
5868 $greptype .= $searchtext;
5869 my @commitlist = parse_commits($hash, 101, (100 * $page), undef,
5870 $greptype, '--regexp-ignore-case',
5871 $search_use_regexp ? '--extended-regexp' : '--fixed-strings');
5872
5873 my $paging_nav = '';
5874 if ($page > 0) {
5875 $paging_nav .=
5876 $cgi->a({-href => href(action=>"search", hash=>$hash,
5877 searchtext=>$searchtext,
5878 searchtype=>$searchtype)},
5879 "first");
5880 $paging_nav .= " &sdot; " .
5881 $cgi->a({-href => href(-replay=>1, page=>$page-1),
5882 -accesskey => "p", -title => "Alt-p"}, "prev");
5883 } else {
5884 $paging_nav .= "first";
5885 $paging_nav .= " &sdot; prev";
5886 }
5887 my $next_link = '';
5888 if ($#commitlist >= 100) {
5889 $next_link =
5890 $cgi->a({-href => href(-replay=>1, page=>$page+1),
5891 -accesskey => "n", -title => "Alt-n"}, "next");
5892 $paging_nav .= " &sdot; $next_link";
5893 } else {
5894 $paging_nav .= " &sdot; next";
5895 }
5896
5897 if ($#commitlist >= 100) {
5898 }
5899
5900 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
5901 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5902 git_search_grep_body(\@commitlist, 0, 99, $next_link);
5903 }
5904
5905 if ($searchtype eq 'pickaxe') {
5906 git_print_page_nav('','', $hash,$co{'tree'},$hash);
5907 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5908
5909 print "<table class=\"pickaxe search\">\n";
5910 my $alternate = 1;
5911 local $/ = "\n";
5912 open my $fd, '-|', git_cmd(), '--no-pager', 'log', @diff_opts,
5913 '--pretty=format:%H', '--no-abbrev', '--raw', "-S$searchtext",
5914 ($search_use_regexp ? '--pickaxe-regex' : ());
5915 undef %co;
5916 my @files;
5917 while (my $line = <$fd>) {
5918 chomp $line;
5919 next unless $line;
5920
5921 my %set = parse_difftree_raw_line($line);
5922 if (defined $set{'commit'}) {
5923 # finish previous commit
5924 if (%co) {
5925 print "</td>\n" .
5926 "<td class=\"link\">" .
5927 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
5928 " | " .
5929 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
5930 print "</td>\n" .
5931 "</tr>\n";
5932 }
5933
5934 if ($alternate) {
5935 print "<tr class=\"dark\">\n";
5936 } else {
5937 print "<tr class=\"light\">\n";
5938 }
5939 $alternate ^= 1;
5940 %co = parse_commit($set{'commit'});
5941 my $author = chop_and_escape_str($co{'author_name'}, 15, 5);
5942 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
5943 "<td><i>$author</i></td>\n" .
5944 "<td>" .
5945 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
5946 -class => "list subject"},
5947 chop_and_escape_str($co{'title'}, 50) . "<br/>");
5948 } elsif (defined $set{'to_id'}) {
5949 next if ($set{'to_id'} =~ m/^0{40}$/);
5950
5951 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
5952 hash=>$set{'to_id'}, file_name=>$set{'to_file'}),
5953 -class => "list"},
5954 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
5955 "<br/>\n";
5956 }
5957 }
5958 close $fd;
5959
5960 # finish last commit (warning: repetition!)
5961 if (%co) {
5962 print "</td>\n" .
5963 "<td class=\"link\">" .
5964 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
5965 " | " .
5966 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
5967 print "</td>\n" .
5968 "</tr>\n";
5969 }
5970
5971 print "</table>\n";
5972 }
5973
5974 if ($searchtype eq 'grep') {
5975 git_print_page_nav('','', $hash,$co{'tree'},$hash);
5976 git_print_header_div('commit', esc_html($co{'title'}), $hash);
5977
5978 print "<table class=\"grep_search\">\n";
5979 my $alternate = 1;
5980 my $matches = 0;
5981 local $/ = "\n";
5982 open my $fd, "-|", git_cmd(), 'grep', '-n',
5983 $search_use_regexp ? ('-E', '-i') : '-F',
5984 $searchtext, $co{'tree'};
5985 my $lastfile = '';
5986 while (my $line = <$fd>) {
5987 chomp $line;
5988 my ($file, $lno, $ltext, $binary);
5989 last if ($matches++ > 1000);
5990 if ($line =~ /^Binary file (.+) matches$/) {
5991 $file = $1;
5992 $binary = 1;
5993 } else {
5994 (undef, $file, $lno, $ltext) = split(/:/, $line, 4);
5995 }
5996 if ($file ne $lastfile) {
5997 $lastfile and print "</td></tr>\n";
5998 if ($alternate++) {
5999 print "<tr class=\"dark\">\n";
6000 } else {
6001 print "<tr class=\"light\">\n";
6002 }
6003 print "<td class=\"list\">".
6004 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
6005 file_name=>"$file"),
6006 -class => "list"}, esc_path($file));
6007 print "</td><td>\n";
6008 $lastfile = $file;
6009 }
6010 if ($binary) {
6011 print "<div class=\"binary\">Binary file</div>\n";
6012 } else {
6013 $ltext = untabify($ltext);
6014 if ($ltext =~ m/^(.*)($search_regexp)(.*)$/i) {
6015 $ltext = esc_html($1, -nbsp=>1);
6016 $ltext .= '<span class="match">';
6017 $ltext .= esc_html($2, -nbsp=>1);
6018 $ltext .= '</span>';
6019 $ltext .= esc_html($3, -nbsp=>1);
6020 } else {
6021 $ltext = esc_html($ltext, -nbsp=>1);
6022 }
6023 print "<div class=\"pre\">" .
6024 $cgi->a({-href => href(action=>"blob", hash=>$co{'hash'},
6025 file_name=>"$file").'#l'.$lno,
6026 -class => "linenr"}, sprintf('%4i', $lno))
6027 . ' ' . $ltext . "</div>\n";
6028 }
6029 }
6030 if ($lastfile) {
6031 print "</td></tr>\n";
6032 if ($matches > 1000) {
6033 print "<div class=\"diff nodifferences\">Too many matches, listing trimmed</div>\n";
6034 }
6035 } else {
6036 print "<div class=\"diff nodifferences\">No matches found</div>\n";
6037 }
6038 close $fd;
6039
6040 print "</table>\n";
6041 }
6042 git_footer_html();
6043 }
6044
6045 sub git_search_help {
6046 git_header_html();
6047 git_print_page_nav('','', $hash,$hash,$hash);
6048 print <<EOT;
6049 <p><strong>Pattern</strong> is by default a normal string that is matched precisely (but without
6050 regard to case, except in the case of pickaxe). However, when you check the <em>re</em> checkbox,
6051 the pattern entered is recognized as the POSIX extended
6052 <a href="http://en.wikipedia.org/wiki/Regular_expression">regular expression</a> (also case
6053 insensitive).</p>
6054 <dl>
6055 <dt><b>commit</b></dt>
6056 <dd>The commit messages and authorship information will be scanned for the given pattern.</dd>
6057 EOT
6058 my $have_grep = gitweb_check_feature('grep');
6059 if ($have_grep) {
6060 print <<EOT;
6061 <dt><b>grep</b></dt>
6062 <dd>All files in the currently selected tree (HEAD unless you are explicitly browsing
6063 a different one) are searched for the given pattern. On large trees, this search can take
6064 a while and put some strain on the server, so please use it with some consideration. Note that
6065 due to git-grep peculiarity, currently if regexp mode is turned off, the matches are
6066 case-sensitive.</dd>
6067 EOT
6068 }
6069 print <<EOT;
6070 <dt><b>author</b></dt>
6071 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given pattern.</dd>
6072 <dt><b>committer</b></dt>
6073 <dd>Name and e-mail of the committer and date of commit will be scanned for the given pattern.</dd>
6074 EOT
6075 my $have_pickaxe = gitweb_check_feature('pickaxe');
6076 if ($have_pickaxe) {
6077 print <<EOT;
6078 <dt><b>pickaxe</b></dt>
6079 <dd>All commits that caused the string to appear or disappear from any file (changes that
6080 added, removed or "modified" the string) will be listed. This search can take a while and
6081 takes a lot of strain on the server, so please use it wisely. Note that since you may be
6082 interested even in changes just changing the case as well, this search is case sensitive.</dd>
6083 EOT
6084 }
6085 print "</dl>\n";
6086 git_footer_html();
6087 }
6088
6089 sub git_shortlog {
6090 my $head = git_get_head_hash($project);
6091 if (!defined $hash) {
6092 $hash = $head;
6093 }
6094 if (!defined $page) {
6095 $page = 0;
6096 }
6097 my $refs = git_get_references();
6098
6099 my $commit_hash = $hash;
6100 if (defined $hash_parent) {
6101 $commit_hash = "$hash_parent..$hash";
6102 }
6103 my @commitlist = parse_commits($commit_hash, 101, (100 * $page));
6104
6105 my $paging_nav = format_paging_nav('shortlog', $hash, $head, $page, $#commitlist >= 100);
6106 my $next_link = '';
6107 if ($#commitlist >= 100) {
6108 $next_link =
6109 $cgi->a({-href => href(-replay=>1, page=>$page+1),
6110 -accesskey => "n", -title => "Alt-n"}, "next");
6111 }
6112 my $patch_max = gitweb_check_feature('patches');
6113 if ($patch_max) {
6114 if ($patch_max < 0 || @commitlist <= $patch_max) {
6115 $paging_nav .= " &sdot; " .
6116 $cgi->a({-href => href(action=>"patches", -replay=>1)},
6117 "patches");
6118 }
6119 }
6120
6121 git_header_html();
6122 git_print_page_nav('shortlog','', $hash,$hash,$hash, $paging_nav);
6123 git_print_header_div('summary', $project);
6124
6125 git_shortlog_body(\@commitlist, 0, 99, $refs, $next_link);
6126
6127 git_footer_html();
6128 }
6129
6130 ## ......................................................................
6131 ## feeds (RSS, Atom; OPML)
6132
6133 sub git_feed {
6134 my $format = shift || 'atom';
6135 my $have_blame = gitweb_check_feature('blame');
6136
6137 # Atom: http://www.atomenabled.org/developers/syndication/
6138 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
6139 if ($format ne 'rss' && $format ne 'atom') {
6140 die_error(400, "Unknown web feed format");
6141 }
6142
6143 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
6144 my $head = $hash || 'HEAD';
6145 my @commitlist = parse_commits($head, 150, 0, $file_name);
6146
6147 my %latest_commit;
6148 my %latest_date;
6149 my $content_type = "application/$format+xml";
6150 if (defined $cgi->http('HTTP_ACCEPT') &&
6151 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
6152 # browser (feed reader) prefers text/xml
6153 $content_type = 'text/xml';
6154 }
6155 if (defined($commitlist[0])) {
6156 %latest_commit = %{$commitlist[0]};
6157 my $latest_epoch = $latest_commit{'committer_epoch'};
6158 %latest_date = parse_date($latest_epoch);
6159 my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
6160 if (defined $if_modified) {
6161 my $since;
6162 if (eval { require HTTP::Date; 1; }) {
6163 $since = HTTP::Date::str2time($if_modified);
6164 } elsif (eval { require Time::ParseDate; 1; }) {
6165 $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
6166 }
6167 if (defined $since && $latest_epoch <= $since) {
6168 print $cgi->header(
6169 -type => $content_type,
6170 -charset => 'utf-8',
6171 -last_modified => $latest_date{'rfc2822'},
6172 -status => '304 Not Modified');
6173 return;
6174 }
6175 }
6176 print $cgi->header(
6177 -type => $content_type,
6178 -charset => 'utf-8',
6179 -last_modified => $latest_date{'rfc2822'});
6180 } else {
6181 print $cgi->header(
6182 -type => $content_type,
6183 -charset => 'utf-8');
6184 }
6185
6186 # Optimization: skip generating the body if client asks only
6187 # for Last-Modified date.
6188 return if ($cgi->request_method() eq 'HEAD');
6189
6190 # header variables
6191 my $title = "$site_name - $project/$action";
6192 my $feed_type = 'log';
6193 if (defined $hash) {
6194 $title .= " - '$hash'";
6195 $feed_type = 'branch log';
6196 if (defined $file_name) {
6197 $title .= " :: $file_name";
6198 $feed_type = 'history';
6199 }
6200 } elsif (defined $file_name) {
6201 $title .= " - $file_name";
6202 $feed_type = 'history';
6203 }
6204 $title .= " $feed_type";
6205 my $descr = git_get_project_description($project);
6206 if (defined $descr) {
6207 $descr = esc_html($descr);
6208 } else {
6209 $descr = "$project " .
6210 ($format eq 'rss' ? 'RSS' : 'Atom') .
6211 " feed";
6212 }
6213 my $owner = git_get_project_owner($project);
6214 $owner = esc_html($owner);
6215
6216 #header
6217 my $alt_url;
6218 if (defined $file_name) {
6219 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
6220 } elsif (defined $hash) {
6221 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
6222 } else {
6223 $alt_url = href(-full=>1, action=>"summary");
6224 }
6225 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
6226 if ($format eq 'rss') {
6227 print <<XML;
6228 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
6229 <channel>
6230 XML
6231 print "<title>$title</title>\n" .
6232 "<link>$alt_url</link>\n" .
6233 "<description>$descr</description>\n" .
6234 "<language>en</language>\n" .
6235 # project owner is responsible for 'editorial' content
6236 "<managingEditor>$owner</managingEditor>\n";
6237 if (defined $logo || defined $favicon) {
6238 # prefer the logo to the favicon, since RSS
6239 # doesn't allow both
6240 my $img = esc_url($logo || $favicon);
6241 print "<image>\n" .
6242 "<url>$img</url>\n" .
6243 "<title>$title</title>\n" .
6244 "<link>$alt_url</link>\n" .
6245 "</image>\n";
6246 }
6247 if (%latest_date) {
6248 print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
6249 print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
6250 }
6251 print "<generator>gitweb v.$version/$git_version</generator>\n";
6252 } elsif ($format eq 'atom') {
6253 print <<XML;
6254 <feed xmlns="http://www.w3.org/2005/Atom">
6255 XML
6256 print "<title>$title</title>\n" .
6257 "<subtitle>$descr</subtitle>\n" .
6258 '<link rel="alternate" type="text/html" href="' .
6259 $alt_url . '" />' . "\n" .
6260 '<link rel="self" type="' . $content_type . '" href="' .
6261 $cgi->self_url() . '" />' . "\n" .
6262 "<id>" . href(-full=>1) . "</id>\n" .
6263 # use project owner for feed author
6264 "<author><name>$owner</name></author>\n";
6265 if (defined $favicon) {
6266 print "<icon>" . esc_url($favicon) . "</icon>\n";
6267 }
6268 if (defined $logo_url) {
6269 # not twice as wide as tall: 72 x 27 pixels
6270 print "<logo>" . esc_url($logo) . "</logo>\n";
6271 }
6272 if (! %latest_date) {
6273 # dummy date to keep the feed valid until commits trickle in:
6274 print "<updated>1970-01-01T00:00:00Z</updated>\n";
6275 } else {
6276 print "<updated>$latest_date{'iso-8601'}</updated>\n";
6277 }
6278 print "<generator version='$version/$git_version'>gitweb</generator>\n";
6279 }
6280
6281 # contents
6282 for (my $i = 0; $i <= $#commitlist; $i++) {
6283 my %co = %{$commitlist[$i]};
6284 my $commit = $co{'id'};
6285 # we read 150, we always show 30 and the ones more recent than 48 hours
6286 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
6287 last;
6288 }
6289 my %cd = parse_date($co{'author_epoch'});
6290
6291 # get list of changed files
6292 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
6293 $co{'parent'} || "--root",
6294 $co{'id'}, "--", (defined $file_name ? $file_name : ())
6295 or next;
6296 my @difftree = map { chomp; $_ } <$fd>;
6297 close $fd
6298 or next;
6299
6300 # print element (entry, item)
6301 my $co_url = href(-full=>1, action=>"commitdiff", hash=>$commit);
6302 if ($format eq 'rss') {
6303 print "<item>\n" .
6304 "<title>" . esc_html($co{'title'}) . "</title>\n" .
6305 "<author>" . esc_html($co{'author'}) . "</author>\n" .
6306 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
6307 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
6308 "<link>$co_url</link>\n" .
6309 "<description>" . esc_html($co{'title'}) . "</description>\n" .
6310 "<content:encoded>" .
6311 "<![CDATA[\n";
6312 } elsif ($format eq 'atom') {
6313 print "<entry>\n" .
6314 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
6315 "<updated>$cd{'iso-8601'}</updated>\n" .
6316 "<author>\n" .
6317 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
6318 if ($co{'author_email'}) {
6319 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
6320 }
6321 print "</author>\n" .
6322 # use committer for contributor
6323 "<contributor>\n" .
6324 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
6325 if ($co{'committer_email'}) {
6326 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
6327 }
6328 print "</contributor>\n" .
6329 "<published>$cd{'iso-8601'}</published>\n" .
6330 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
6331 "<id>$co_url</id>\n" .
6332 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
6333 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
6334 }
6335 my $comment = $co{'comment'};
6336 print "<pre>\n";
6337 foreach my $line (@$comment) {
6338 $line = esc_html($line);
6339 print "$line\n";
6340 }
6341 print "</pre><ul>\n";
6342 foreach my $difftree_line (@difftree) {
6343 my %difftree = parse_difftree_raw_line($difftree_line);
6344 next if !$difftree{'from_id'};
6345
6346 my $file = $difftree{'file'} || $difftree{'to_file'};
6347
6348 print "<li>" .
6349 "[" .
6350 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
6351 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
6352 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
6353 file_name=>$file, file_parent=>$difftree{'from_file'}),
6354 -title => "diff"}, 'D');
6355 if ($have_blame) {
6356 print $cgi->a({-href => href(-full=>1, action=>"blame",
6357 file_name=>$file, hash_base=>$commit),
6358 -title => "blame"}, 'B');
6359 }
6360 # if this is not a feed of a file history
6361 if (!defined $file_name || $file_name ne $file) {
6362 print $cgi->a({-href => href(-full=>1, action=>"history",
6363 file_name=>$file, hash=>$commit),
6364 -title => "history"}, 'H');
6365 }
6366 $file = esc_path($file);
6367 print "] ".
6368 "$file</li>\n";
6369 }
6370 if ($format eq 'rss') {
6371 print "</ul>]]>\n" .
6372 "</content:encoded>\n" .
6373 "</item>\n";
6374 } elsif ($format eq 'atom') {
6375 print "</ul>\n</div>\n" .
6376 "</content>\n" .
6377 "</entry>\n";
6378 }
6379 }
6380
6381 # end of feed
6382 if ($format eq 'rss') {
6383 print "</channel>\n</rss>\n";
6384 } elsif ($format eq 'atom') {
6385 print "</feed>\n";
6386 }
6387 }
6388
6389 sub git_rss {
6390 git_feed('rss');
6391 }
6392
6393 sub git_atom {
6394 git_feed('atom');
6395 }
6396
6397 sub git_opml {
6398 my @list = git_get_projects_list();
6399
6400 print $cgi->header(
6401 -type => 'text/xml',
6402 -charset => 'utf-8',
6403 -content_disposition => 'inline; filename="opml.xml"');
6404
6405 print <<XML;
6406 <?xml version="1.0" encoding="utf-8"?>
6407 <opml version="1.0">
6408 <head>
6409 <title>$site_name OPML Export</title>
6410 </head>
6411 <body>
6412 <outline text="git RSS feeds">
6413 XML
6414
6415 foreach my $pr (@list) {
6416 my %proj = %$pr;
6417 my $head = git_get_head_hash($proj{'path'});
6418 if (!defined $head) {
6419 next;
6420 }
6421 $git_dir = "$projectroot/$proj{'path'}";
6422 my %co = parse_commit($head);
6423 if (!%co) {
6424 next;
6425 }
6426
6427 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
6428 my $rss = href('project' => $proj{'path'}, 'action' => 'rss', -full => 1);
6429 my $html = href('project' => $proj{'path'}, 'action' => 'summary', -full => 1);
6430 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
6431 }
6432 print <<XML;
6433 </outline>
6434 </body>
6435 </opml>
6436 XML
6437 }
Gitweb development nest