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branch: say "Reset to" in reflog entries for 'git branch -f' operations
[git/jnareb-git/bp-gitweb.git] / gitweb / gitweb.perl
blobb606c1d3e7d36f432965bfffd808b127f2cf1887
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 # core git executable to use
31 # this can just be "git" if your webserver has a sensible PATH
32 our $GIT = "++GIT_BINDIR++/git";
33
34 # absolute fs-path which will be prepended to the project path
35 #our $projectroot = "/pub/scm";
36 our $projectroot = "++GITWEB_PROJECTROOT++";
37
38 # target of the home link on top of all pages
39 our $home_link = $my_uri || "/";
40
41 # string of the home link on top of all pages
42 our $home_link_str = "++GITWEB_HOME_LINK_STR++";
43
44 # name of your site or organization to appear in page titles
45 # replace this with something more descriptive for clearer bookmarks
46 our $site_name = "++GITWEB_SITENAME++"
47 || ($ENV{'SERVER_NAME'} || "Untitled") . " Git";
48
49 # filename of html text to include at top of each page
50 our $site_header = "++GITWEB_SITE_HEADER++";
51 # html text to include at home page
52 our $home_text = "++GITWEB_HOMETEXT++";
53 # filename of html text to include at bottom of each page
54 our $site_footer = "++GITWEB_SITE_FOOTER++";
55
56 # URI of stylesheets
57 our @stylesheets = ("++GITWEB_CSS++");
58 # URI of a single stylesheet, which can be overridden in GITWEB_CONFIG.
59 our $stylesheet = undef;
60 # URI of GIT logo (72x27 size)
61 our $logo = "++GITWEB_LOGO++";
62 # URI of GIT favicon, assumed to be image/png type
63 our $favicon = "++GITWEB_FAVICON++";
64
65 # URI and label (title) of GIT logo link
66 #our $logo_url = "http://www.kernel.org/pub/software/scm/git/docs/";
67 #our $logo_label = "git documentation";
68 our $logo_url = "http://git.or.cz/";
69 our $logo_label = "git homepage";
70
71 # source of projects list
72 our $projects_list = "++GITWEB_LIST++";
73
74 # show repository only if this file exists
75 # (only effective if this variable evaluates to true)
76 our $export_ok = "++GITWEB_EXPORT_OK++";
77
78 # only allow viewing of repositories also shown on the overview page
79 our $strict_export = "++GITWEB_STRICT_EXPORT++";
80
81 # list of git base URLs used for URL to where fetch project from,
82 # i.e. full URL is "$git_base_url/$project"
83 our @git_base_url_list = grep { $_ ne '' } ("++GITWEB_BASE_URL++");
84
85 # default blob_plain mimetype and default charset for text/plain blob
86 our $default_blob_plain_mimetype = 'text/plain';
87 our $default_text_plain_charset = undef;
88
89 # file to use for guessing MIME types before trying /etc/mime.types
90 # (relative to the current git repository)
91 our $mimetypes_file = undef;
92
93 # You define site-wide feature defaults here; override them with
94 # $GITWEB_CONFIG as necessary.
95 our %feature = (
96 # feature => {
97 # 'sub' => feature-sub (subroutine),
98 # 'override' => allow-override (boolean),
99 # 'default' => [ default options...] (array reference)}
100 #
101 # if feature is overridable (it means that allow-override has true value,
102 # then feature-sub will be called with default options as parameters;
103 # return value of feature-sub indicates if to enable specified feature
104 #
105 # use gitweb_check_feature(<feature>) to check if <feature> is enabled
106
107 # Enable the 'blame' blob view, showing the last commit that modified
108 # each line in the file. This can be very CPU-intensive.
109
110 # To enable system wide have in $GITWEB_CONFIG
111 # $feature{'blame'}{'default'} = [1];
112 # To have project specific config enable override in $GITWEB_CONFIG
113 # $feature{'blame'}{'override'} = 1;
114 # and in project config gitweb.blame = 0|1;
115 'blame' => {
116 'sub' => \&feature_blame,
117 'override' => 0,
118 'default' => [0]},
119
120 # Enable the 'snapshot' link, providing a compressed tarball of any
121 # tree. This can potentially generate high traffic if you have large
122 # project.
123
124 # To disable system wide have in $GITWEB_CONFIG
125 # $feature{'snapshot'}{'default'} = [undef];
126 # To have project specific config enable override in $GITWEB_CONFIG
127 # $feature{'snapshot'}{'override'} = 1;
128 # and in project config gitweb.snapshot = none|gzip|bzip2;
129 'snapshot' => {
130 'sub' => \&feature_snapshot,
131 'override' => 0,
132 # => [content-encoding, suffix, program]
133 'default' => ['x-gzip', 'gz', 'gzip']},
134
135 # Enable text search, which will list the commits which match author,
136 # committer or commit text to a given string. Enabled by default.
137 'search' => {
138 'override' => 0,
139 'default' => [1]},
140
141 # Enable the pickaxe search, which will list the commits that modified
142 # a given string in a file. This can be practical and quite faster
143 # alternative to 'blame', but still potentially CPU-intensive.
144
145 # To enable system wide have in $GITWEB_CONFIG
146 # $feature{'pickaxe'}{'default'} = [1];
147 # To have project specific config enable override in $GITWEB_CONFIG
148 # $feature{'pickaxe'}{'override'} = 1;
149 # and in project config gitweb.pickaxe = 0|1;
150 'pickaxe' => {
151 'sub' => \&feature_pickaxe,
152 'override' => 0,
153 'default' => [1]},
154
155 # Make gitweb use an alternative format of the URLs which can be
156 # more readable and natural-looking: project name is embedded
157 # directly in the path and the query string contains other
158 # auxiliary information. All gitweb installations recognize
159 # URL in either format; this configures in which formats gitweb
160 # generates links.
161
162 # To enable system wide have in $GITWEB_CONFIG
163 # $feature{'pathinfo'}{'default'} = [1];
164 # Project specific override is not supported.
165
166 # Note that you will need to change the default location of CSS,
167 # favicon, logo and possibly other files to an absolute URL. Also,
168 # if gitweb.cgi serves as your indexfile, you will need to force
169 # $my_uri to contain the script name in your $GITWEB_CONFIG.
170 'pathinfo' => {
171 'override' => 0,
172 'default' => [0]},
173
174 # Make gitweb consider projects in project root subdirectories
175 # to be forks of existing projects. Given project $projname.git,
176 # projects matching $projname/*.git will not be shown in the main
177 # projects list, instead a '+' mark will be added to $projname
178 # there and a 'forks' view will be enabled for the project, listing
179 # all the forks. This feature is supported only if project list
180 # is taken from a directory, not file.
181
182 # To enable system wide have in $GITWEB_CONFIG
183 # $feature{'forks'}{'default'} = [1];
184 # Project specific override is not supported.
185 'forks' => {
186 'override' => 0,
187 'default' => [0]},
188 );
189
190 sub gitweb_check_feature {
191 my ($name) = @_;
192 return unless exists $feature{$name};
193 my ($sub, $override, @defaults) = (
194 $feature{$name}{'sub'},
195 $feature{$name}{'override'},
196 @{$feature{$name}{'default'}});
197 if (!$override) { return @defaults; }
198 if (!defined $sub) {
199 warn "feature $name is not overrideable";
200 return @defaults;
201 }
202 return $sub->(@defaults);
203 }
204
205 sub feature_blame {
206 my ($val) = git_get_project_config('blame', '--bool');
207
208 if ($val eq 'true') {
209 return 1;
210 } elsif ($val eq 'false') {
211 return 0;
212 }
213
214 return $_[0];
215 }
216
217 sub feature_snapshot {
218 my ($ctype, $suffix, $command) = @_;
219
220 my ($val) = git_get_project_config('snapshot');
221
222 if ($val eq 'gzip') {
223 return ('x-gzip', 'gz', 'gzip');
224 } elsif ($val eq 'bzip2') {
225 return ('x-bzip2', 'bz2', 'bzip2');
226 } elsif ($val eq 'none') {
227 return ();
228 }
229
230 return ($ctype, $suffix, $command);
231 }
232
233 sub gitweb_have_snapshot {
234 my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot');
235 my $have_snapshot = (defined $ctype && defined $suffix);
236
237 return $have_snapshot;
238 }
239
240 sub feature_pickaxe {
241 my ($val) = git_get_project_config('pickaxe', '--bool');
242
243 if ($val eq 'true') {
244 return (1);
245 } elsif ($val eq 'false') {
246 return (0);
247 }
248
249 return ($_[0]);
250 }
251
252 # checking HEAD file with -e is fragile if the repository was
253 # initialized long time ago (i.e. symlink HEAD) and was pack-ref'ed
254 # and then pruned.
255 sub check_head_link {
256 my ($dir) = @_;
257 my $headfile = "$dir/HEAD";
258 return ((-e $headfile) ||
259 (-l $headfile && readlink($headfile) =~ /^refs\/heads\//));
260 }
261
262 sub check_export_ok {
263 my ($dir) = @_;
264 return (check_head_link($dir) &&
265 (!$export_ok || -e "$dir/$export_ok"));
266 }
267
268 # rename detection options for git-diff and git-diff-tree
269 # - default is '-M', with the cost proportional to
270 # (number of removed files) * (number of new files).
271 # - more costly is '-C' (or '-C', '-M'), with the cost proportional to
272 # (number of changed files + number of removed files) * (number of new files)
273 # - even more costly is '-C', '--find-copies-harder' with cost
274 # (number of files in the original tree) * (number of new files)
275 # - one might want to include '-B' option, e.g. '-B', '-M'
276 our @diff_opts = ('-M'); # taken from git_commit
277
278 our $GITWEB_CONFIG = $ENV{'GITWEB_CONFIG'} || "++GITWEB_CONFIG++";
279 do $GITWEB_CONFIG if -e $GITWEB_CONFIG;
280
281 # version of the core git binary
282 our $git_version = qx($GIT --version) =~ m/git version (.*)$/ ? $1 : "unknown";
283
284 $projects_list ||= $projectroot;
285
286 # ======================================================================
287 # input validation and dispatch
288 our $action = $cgi->param('a');
289 if (defined $action) {
290 if ($action =~ m/[^0-9a-zA-Z\.\-_]/) {
291 die_error(undef, "Invalid action parameter");
292 }
293 }
294
295 # parameters which are pathnames
296 our $project = $cgi->param('p');
297 if (defined $project) {
298 if (!validate_pathname($project) ||
299 !(-d "$projectroot/$project") ||
300 !check_head_link("$projectroot/$project") ||
301 ($export_ok && !(-e "$projectroot/$project/$export_ok")) ||
302 ($strict_export && !project_in_list($project))) {
303 undef $project;
304 die_error(undef, "No such project");
305 }
306 }
307
308 our $file_name = $cgi->param('f');
309 if (defined $file_name) {
310 if (!validate_pathname($file_name)) {
311 die_error(undef, "Invalid file parameter");
312 }
313 }
314
315 our $file_parent = $cgi->param('fp');
316 if (defined $file_parent) {
317 if (!validate_pathname($file_parent)) {
318 die_error(undef, "Invalid file parent parameter");
319 }
320 }
321
322 # parameters which are refnames
323 our $hash = $cgi->param('h');
324 if (defined $hash) {
325 if (!validate_refname($hash)) {
326 die_error(undef, "Invalid hash parameter");
327 }
328 }
329
330 our $hash_parent = $cgi->param('hp');
331 if (defined $hash_parent) {
332 if (!validate_refname($hash_parent)) {
333 die_error(undef, "Invalid hash parent parameter");
334 }
335 }
336
337 our $hash_base = $cgi->param('hb');
338 if (defined $hash_base) {
339 if (!validate_refname($hash_base)) {
340 die_error(undef, "Invalid hash base parameter");
341 }
342 }
343
344 our $hash_parent_base = $cgi->param('hpb');
345 if (defined $hash_parent_base) {
346 if (!validate_refname($hash_parent_base)) {
347 die_error(undef, "Invalid hash parent base parameter");
348 }
349 }
350
351 # other parameters
352 our $page = $cgi->param('pg');
353 if (defined $page) {
354 if ($page =~ m/[^0-9]/) {
355 die_error(undef, "Invalid page parameter");
356 }
357 }
358
359 our $searchtext = $cgi->param('s');
360 if (defined $searchtext) {
361 if ($searchtext =~ m/[^a-zA-Z0-9_\.\/\-\+\:\@ ]/) {
362 die_error(undef, "Invalid search parameter");
363 }
364 if (length($searchtext) < 2) {
365 die_error(undef, "At least two characters are required for search parameter");
366 }
367 $searchtext = quotemeta $searchtext;
368 }
369
370 our $searchtype = $cgi->param('st');
371 if (defined $searchtype) {
372 if ($searchtype =~ m/[^a-z]/) {
373 die_error(undef, "Invalid searchtype parameter");
374 }
375 }
376
377 # now read PATH_INFO and use it as alternative to parameters
378 sub evaluate_path_info {
379 return if defined $project;
380 my $path_info = $ENV{"PATH_INFO"};
381 return if !$path_info;
382 $path_info =~ s,^/+,,;
383 return if !$path_info;
384 # find which part of PATH_INFO is project
385 $project = $path_info;
386 $project =~ s,/+$,,;
387 while ($project && !check_head_link("$projectroot/$project")) {
388 $project =~ s,/*[^/]*$,,;
389 }
390 # validate project
391 $project = validate_pathname($project);
392 if (!$project ||
393 ($export_ok && !-e "$projectroot/$project/$export_ok") ||
394 ($strict_export && !project_in_list($project))) {
395 undef $project;
396 return;
397 }
398 # do not change any parameters if an action is given using the query string
399 return if $action;
400 $path_info =~ s,^$project/*,,;
401 my ($refname, $pathname) = split(/:/, $path_info, 2);
402 if (defined $pathname) {
403 # we got "project.git/branch:filename" or "project.git/branch:dir/"
404 # we could use git_get_type(branch:pathname), but it needs $git_dir
405 $pathname =~ s,^/+,,;
406 if (!$pathname || substr($pathname, -1) eq "/") {
407 $action ||= "tree";
408 $pathname =~ s,/$,,;
409 } else {
410 $action ||= "blob_plain";
411 }
412 $hash_base ||= validate_refname($refname);
413 $file_name ||= validate_pathname($pathname);
414 } elsif (defined $refname) {
415 # we got "project.git/branch"
416 $action ||= "shortlog";
417 $hash ||= validate_refname($refname);
418 }
419 }
420 evaluate_path_info();
421
422 # path to the current git repository
423 our $git_dir;
424 $git_dir = "$projectroot/$project" if $project;
425
426 # dispatch
427 my %actions = (
428 "blame" => \&git_blame2,
429 "blobdiff" => \&git_blobdiff,
430 "blobdiff_plain" => \&git_blobdiff_plain,
431 "blob" => \&git_blob,
432 "blob_plain" => \&git_blob_plain,
433 "commitdiff" => \&git_commitdiff,
434 "commitdiff_plain" => \&git_commitdiff_plain,
435 "commit" => \&git_commit,
436 "forks" => \&git_forks,
437 "heads" => \&git_heads,
438 "history" => \&git_history,
439 "log" => \&git_log,
440 "rss" => \&git_rss,
441 "atom" => \&git_atom,
442 "search" => \&git_search,
443 "search_help" => \&git_search_help,
444 "shortlog" => \&git_shortlog,
445 "summary" => \&git_summary,
446 "tag" => \&git_tag,
447 "tags" => \&git_tags,
448 "tree" => \&git_tree,
449 "snapshot" => \&git_snapshot,
450 "object" => \&git_object,
451 # those below don't need $project
452 "opml" => \&git_opml,
453 "project_list" => \&git_project_list,
454 "project_index" => \&git_project_index,
455 );
456
457 if (defined $project) {
458 $action ||= 'summary';
459 } else {
460 $action ||= 'project_list';
461 }
462 if (!defined($actions{$action})) {
463 die_error(undef, "Unknown action");
464 }
465 if ($action !~ m/^(opml|project_list|project_index)$/ &&
466 !$project) {
467 die_error(undef, "Project needed");
468 }
469 $actions{$action}->();
470 exit;
471
472 ## ======================================================================
473 ## action links
474
475 sub href(%) {
476 my %params = @_;
477 # default is to use -absolute url() i.e. $my_uri
478 my $href = $params{-full} ? $my_url : $my_uri;
479
480 # XXX: Warning: If you touch this, check the search form for updating,
481 # too.
482
483 my @mapping = (
484 project => "p",
485 action => "a",
486 file_name => "f",
487 file_parent => "fp",
488 hash => "h",
489 hash_parent => "hp",
490 hash_base => "hb",
491 hash_parent_base => "hpb",
492 page => "pg",
493 order => "o",
494 searchtext => "s",
495 searchtype => "st",
496 );
497 my %mapping = @mapping;
498
499 $params{'project'} = $project unless exists $params{'project'};
500
501 my ($use_pathinfo) = gitweb_check_feature('pathinfo');
502 if ($use_pathinfo) {
503 # use PATH_INFO for project name
504 $href .= "/$params{'project'}" if defined $params{'project'};
505 delete $params{'project'};
506
507 # Summary just uses the project path URL
508 if (defined $params{'action'} && $params{'action'} eq 'summary') {
509 delete $params{'action'};
510 }
511 }
512
513 # now encode the parameters explicitly
514 my @result = ();
515 for (my $i = 0; $i < @mapping; $i += 2) {
516 my ($name, $symbol) = ($mapping[$i], $mapping[$i+1]);
517 if (defined $params{$name}) {
518 push @result, $symbol . "=" . esc_param($params{$name});
519 }
520 }
521 $href .= "?" . join(';', @result) if scalar @result;
522
523 return $href;
524 }
525
526
527 ## ======================================================================
528 ## validation, quoting/unquoting and escaping
529
530 sub validate_pathname {
531 my $input = shift || return undef;
532
533 # no '.' or '..' as elements of path, i.e. no '.' nor '..'
534 # at the beginning, at the end, and between slashes.
535 # also this catches doubled slashes
536 if ($input =~ m!(^|/)(|\.|\.\.)(/|$)!) {
537 return undef;
538 }
539 # no null characters
540 if ($input =~ m!\0!) {
541 return undef;
542 }
543 return $input;
544 }
545
546 sub validate_refname {
547 my $input = shift || return undef;
548
549 # textual hashes are O.K.
550 if ($input =~ m/^[0-9a-fA-F]{40}$/) {
551 return $input;
552 }
553 # it must be correct pathname
554 $input = validate_pathname($input)
555 or return undef;
556 # restrictions on ref name according to git-check-ref-format
557 if ($input =~ m!(/\.|\.\.|[\000-\040\177 ~^:?*\[]|/$)!) {
558 return undef;
559 }
560 return $input;
561 }
562
563 # very thin wrapper for decode("utf8", $str, Encode::FB_DEFAULT);
564 sub to_utf8 {
565 my $str = shift;
566 return decode("utf8", $str, Encode::FB_DEFAULT);
567 }
568
569 # quote unsafe chars, but keep the slash, even when it's not
570 # correct, but quoted slashes look too horrible in bookmarks
571 sub esc_param {
572 my $str = shift;
573 $str =~ s/([^A-Za-z0-9\-_.~()\/:@])/sprintf("%%%02X", ord($1))/eg;
574 $str =~ s/\+/%2B/g;
575 $str =~ s/ /\+/g;
576 return $str;
577 }
578
579 # quote unsafe chars in whole URL, so some charactrs cannot be quoted
580 sub esc_url {
581 my $str = shift;
582 $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg;
583 $str =~ s/\+/%2B/g;
584 $str =~ s/ /\+/g;
585 return $str;
586 }
587
588 # replace invalid utf8 character with SUBSTITUTION sequence
589 sub esc_html ($;%) {
590 my $str = shift;
591 my %opts = @_;
592
593 $str = to_utf8($str);
594 $str = escapeHTML($str);
595 if ($opts{'-nbsp'}) {
596 $str =~ s/ /&nbsp;/g;
597 }
598 $str =~ s|([[:cntrl:]])|(($1 ne "\t") ? quot_cec($1) : $1)|eg;
599 return $str;
600 }
601
602 # quote control characters and escape filename to HTML
603 sub esc_path {
604 my $str = shift;
605 my %opts = @_;
606
607 $str = to_utf8($str);
608 $str = escapeHTML($str);
609 if ($opts{'-nbsp'}) {
610 $str =~ s/ /&nbsp;/g;
611 }
612 $str =~ s|([[:cntrl:]])|quot_cec($1)|eg;
613 return $str;
614 }
615
616 # Make control characters "printable", using character escape codes (CEC)
617 sub quot_cec {
618 my $cntrl = shift;
619 my %es = ( # character escape codes, aka escape sequences
620 "\t" => '\t', # tab (HT)
621 "\n" => '\n', # line feed (LF)
622 "\r" => '\r', # carrige return (CR)
623 "\f" => '\f', # form feed (FF)
624 "\b" => '\b', # backspace (BS)
625 "\a" => '\a', # alarm (bell) (BEL)
626 "\e" => '\e', # escape (ESC)
627 "\013" => '\v', # vertical tab (VT)
628 "\000" => '\0', # nul character (NUL)
629 );
630 my $chr = ( (exists $es{$cntrl})
631 ? $es{$cntrl}
632 : sprintf('\%03o', ord($cntrl)) );
633 return "<span class=\"cntrl\">$chr</span>";
634 }
635
636 # Alternatively use unicode control pictures codepoints,
637 # Unicode "printable representation" (PR)
638 sub quot_upr {
639 my $cntrl = shift;
640 my $chr = sprintf('&#%04d;', 0x2400+ord($cntrl));
641 return "<span class=\"cntrl\">$chr</span>";
642 }
643
644 # git may return quoted and escaped filenames
645 sub unquote {
646 my $str = shift;
647
648 sub unq {
649 my $seq = shift;
650 my %es = ( # character escape codes, aka escape sequences
651 't' => "\t", # tab (HT, TAB)
652 'n' => "\n", # newline (NL)
653 'r' => "\r", # return (CR)
654 'f' => "\f", # form feed (FF)
655 'b' => "\b", # backspace (BS)
656 'a' => "\a", # alarm (bell) (BEL)
657 'e' => "\e", # escape (ESC)
658 'v' => "\013", # vertical tab (VT)
659 );
660
661 if ($seq =~ m/^[0-7]{1,3}$/) {
662 # octal char sequence
663 return chr(oct($seq));
664 } elsif (exists $es{$seq}) {
665 # C escape sequence, aka character escape code
666 return $es{$seq}
667 }
668 # quoted ordinary character
669 return $seq;
670 }
671
672 if ($str =~ m/^"(.*)"$/) {
673 # needs unquoting
674 $str = $1;
675 $str =~ s/\\([^0-7]|[0-7]{1,3})/unq($1)/eg;
676 }
677 return $str;
678 }
679
680 # escape tabs (convert tabs to spaces)
681 sub untabify {
682 my $line = shift;
683
684 while ((my $pos = index($line, "\t")) != -1) {
685 if (my $count = (8 - ($pos % 8))) {
686 my $spaces = ' ' x $count;
687 $line =~ s/\t/$spaces/;
688 }
689 }
690
691 return $line;
692 }
693
694 sub project_in_list {
695 my $project = shift;
696 my @list = git_get_projects_list();
697 return @list && scalar(grep { $_->{'path'} eq $project } @list);
698 }
699
700 ## ----------------------------------------------------------------------
701 ## HTML aware string manipulation
702
703 sub chop_str {
704 my $str = shift;
705 my $len = shift;
706 my $add_len = shift || 10;
707
708 # allow only $len chars, but don't cut a word if it would fit in $add_len
709 # if it doesn't fit, cut it if it's still longer than the dots we would add
710 $str =~ m/^(.{0,$len}[^ \/\-_:\.@]{0,$add_len})(.*)/;
711 my $body = $1;
712 my $tail = $2;
713 if (length($tail) > 4) {
714 $tail = " ...";
715 $body =~ s/&[^;]*$//; # remove chopped character entities
716 }
717 return "$body$tail";
718 }
719
720 ## ----------------------------------------------------------------------
721 ## functions returning short strings
722
723 # CSS class for given age value (in seconds)
724 sub age_class {
725 my $age = shift;
726
727 if ($age < 60*60*2) {
728 return "age0";
729 } elsif ($age < 60*60*24*2) {
730 return "age1";
731 } else {
732 return "age2";
733 }
734 }
735
736 # convert age in seconds to "nn units ago" string
737 sub age_string {
738 my $age = shift;
739 my $age_str;
740
741 if ($age > 60*60*24*365*2) {
742 $age_str = (int $age/60/60/24/365);
743 $age_str .= " years ago";
744 } elsif ($age > 60*60*24*(365/12)*2) {
745 $age_str = int $age/60/60/24/(365/12);
746 $age_str .= " months ago";
747 } elsif ($age > 60*60*24*7*2) {
748 $age_str = int $age/60/60/24/7;
749 $age_str .= " weeks ago";
750 } elsif ($age > 60*60*24*2) {
751 $age_str = int $age/60/60/24;
752 $age_str .= " days ago";
753 } elsif ($age > 60*60*2) {
754 $age_str = int $age/60/60;
755 $age_str .= " hours ago";
756 } elsif ($age > 60*2) {
757 $age_str = int $age/60;
758 $age_str .= " min ago";
759 } elsif ($age > 2) {
760 $age_str = int $age;
761 $age_str .= " sec ago";
762 } else {
763 $age_str .= " right now";
764 }
765 return $age_str;
766 }
767
768 # convert file mode in octal to symbolic file mode string
769 sub mode_str {
770 my $mode = oct shift;
771
772 if (S_ISDIR($mode & S_IFMT)) {
773 return 'drwxr-xr-x';
774 } elsif (S_ISLNK($mode)) {
775 return 'lrwxrwxrwx';
776 } elsif (S_ISREG($mode)) {
777 # git cares only about the executable bit
778 if ($mode & S_IXUSR) {
779 return '-rwxr-xr-x';
780 } else {
781 return '-rw-r--r--';
782 };
783 } else {
784 return '----------';
785 }
786 }
787
788 # convert file mode in octal to file type string
789 sub file_type {
790 my $mode = shift;
791
792 if ($mode !~ m/^[0-7]+$/) {
793 return $mode;
794 } else {
795 $mode = oct $mode;
796 }
797
798 if (S_ISDIR($mode & S_IFMT)) {
799 return "directory";
800 } elsif (S_ISLNK($mode)) {
801 return "symlink";
802 } elsif (S_ISREG($mode)) {
803 return "file";
804 } else {
805 return "unknown";
806 }
807 }
808
809 # convert file mode in octal to file type description string
810 sub file_type_long {
811 my $mode = shift;
812
813 if ($mode !~ m/^[0-7]+$/) {
814 return $mode;
815 } else {
816 $mode = oct $mode;
817 }
818
819 if (S_ISDIR($mode & S_IFMT)) {
820 return "directory";
821 } elsif (S_ISLNK($mode)) {
822 return "symlink";
823 } elsif (S_ISREG($mode)) {
824 if ($mode & S_IXUSR) {
825 return "executable";
826 } else {
827 return "file";
828 };
829 } else {
830 return "unknown";
831 }
832 }
833
834
835 ## ----------------------------------------------------------------------
836 ## functions returning short HTML fragments, or transforming HTML fragments
837 ## which don't beling to other sections
838
839 # format line of commit message.
840 sub format_log_line_html {
841 my $line = shift;
842
843 $line = esc_html($line, -nbsp=>1);
844 if ($line =~ m/([0-9a-fA-F]{8,40})/) {
845 my $hash_text = $1;
846 my $link =
847 $cgi->a({-href => href(action=>"object", hash=>$hash_text),
848 -class => "text"}, $hash_text);
849 $line =~ s/$hash_text/$link/;
850 }
851 return $line;
852 }
853
854 # format marker of refs pointing to given object
855 sub format_ref_marker {
856 my ($refs, $id) = @_;
857 my $markers = '';
858
859 if (defined $refs->{$id}) {
860 foreach my $ref (@{$refs->{$id}}) {
861 my ($type, $name) = qw();
862 # e.g. tags/v2.6.11 or heads/next
863 if ($ref =~ m!^(.*?)s?/(.*)$!) {
864 $type = $1;
865 $name = $2;
866 } else {
867 $type = "ref";
868 $name = $ref;
869 }
870
871 $markers .= " <span class=\"$type\" title=\"$ref\">" .
872 esc_html($name) . "</span>";
873 }
874 }
875
876 if ($markers) {
877 return ' <span class="refs">'. $markers . '</span>';
878 } else {
879 return "";
880 }
881 }
882
883 # format, perhaps shortened and with markers, title line
884 sub format_subject_html {
885 my ($long, $short, $href, $extra) = @_;
886 $extra = '' unless defined($extra);
887
888 if (length($short) < length($long)) {
889 return $cgi->a({-href => $href, -class => "list subject",
890 -title => to_utf8($long)},
891 esc_html($short) . $extra);
892 } else {
893 return $cgi->a({-href => $href, -class => "list subject"},
894 esc_html($long) . $extra);
895 }
896 }
897
898 # format patch (diff) line (rather not to be used for diff headers)
899 sub format_diff_line {
900 my $line = shift;
901 my ($from, $to) = @_;
902 my $char = substr($line, 0, 1);
903 my $diff_class = "";
904
905 chomp $line;
906
907 if ($char eq '+') {
908 $diff_class = " add";
909 } elsif ($char eq "-") {
910 $diff_class = " rem";
911 } elsif ($char eq "@") {
912 $diff_class = " chunk_header";
913 } elsif ($char eq "\\") {
914 $diff_class = " incomplete";
915 }
916 $line = untabify($line);
917 if ($from && $to && $line =~ m/^\@{2} /) {
918 my ($from_text, $from_start, $from_lines, $to_text, $to_start, $to_lines, $section) =
919 $line =~ m/^\@{2} (-(\d+)(?:,(\d+))?) (\+(\d+)(?:,(\d+))?) \@{2}(.*)$/;
920
921 $from_lines = 0 unless defined $from_lines;
922 $to_lines = 0 unless defined $to_lines;
923
924 if ($from->{'href'}) {
925 $from_text = $cgi->a({-href=>"$from->{'href'}#l$from_start",
926 -class=>"list"}, $from_text);
927 }
928 if ($to->{'href'}) {
929 $to_text = $cgi->a({-href=>"$to->{'href'}#l$to_start",
930 -class=>"list"}, $to_text);
931 }
932 $line = "<span class=\"chunk_info\">@@ $from_text $to_text @@</span>" .
933 "<span class=\"section\">" . esc_html($section, -nbsp=>1) . "</span>";
934 return "<div class=\"diff$diff_class\">$line</div>\n";
935 }
936 return "<div class=\"diff$diff_class\">" . esc_html($line, -nbsp=>1) . "</div>\n";
937 }
938
939 ## ----------------------------------------------------------------------
940 ## git utility subroutines, invoking git commands
941
942 # returns path to the core git executable and the --git-dir parameter as list
943 sub git_cmd {
944 return $GIT, '--git-dir='.$git_dir;
945 }
946
947 # returns path to the core git executable and the --git-dir parameter as string
948 sub git_cmd_str {
949 return join(' ', git_cmd());
950 }
951
952 # get HEAD ref of given project as hash
953 sub git_get_head_hash {
954 my $project = shift;
955 my $o_git_dir = $git_dir;
956 my $retval = undef;
957 $git_dir = "$projectroot/$project";
958 if (open my $fd, "-|", git_cmd(), "rev-parse", "--verify", "HEAD") {
959 my $head = <$fd>;
960 close $fd;
961 if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) {
962 $retval = $1;
963 }
964 }
965 if (defined $o_git_dir) {
966 $git_dir = $o_git_dir;
967 }
968 return $retval;
969 }
970
971 # get type of given object
972 sub git_get_type {
973 my $hash = shift;
974
975 open my $fd, "-|", git_cmd(), "cat-file", '-t', $hash or return;
976 my $type = <$fd>;
977 close $fd or return;
978 chomp $type;
979 return $type;
980 }
981
982 sub git_get_project_config {
983 my ($key, $type) = @_;
984
985 return unless ($key);
986 $key =~ s/^gitweb\.//;
987 return if ($key =~ m/\W/);
988
989 my @x = (git_cmd(), 'config');
990 if (defined $type) { push @x, $type; }
991 push @x, "--get";
992 push @x, "gitweb.$key";
993 my $val = qx(@x);
994 chomp $val;
995 return ($val);
996 }
997
998 # get hash of given path at given ref
999 sub git_get_hash_by_path {
1000 my $base = shift;
1001 my $path = shift || return undef;
1002 my $type = shift;
1003
1004 $path =~ s,/+$,,;
1005
1006 open my $fd, "-|", git_cmd(), "ls-tree", $base, "--", $path
1007 or die_error(undef, "Open git-ls-tree failed");
1008 my $line = <$fd>;
1009 close $fd or return undef;
1010
1011 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
1012 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/;
1013 if (defined $type && $type ne $2) {
1014 # type doesn't match
1015 return undef;
1016 }
1017 return $3;
1018 }
1019
1020 ## ......................................................................
1021 ## git utility functions, directly accessing git repository
1022
1023 sub git_get_project_description {
1024 my $path = shift;
1025
1026 open my $fd, "$projectroot/$path/description" or return undef;
1027 my $descr = <$fd>;
1028 close $fd;
1029 chomp $descr;
1030 return $descr;
1031 }
1032
1033 sub git_get_project_url_list {
1034 my $path = shift;
1035
1036 open my $fd, "$projectroot/$path/cloneurl" or return;
1037 my @git_project_url_list = map { chomp; $_ } <$fd>;
1038 close $fd;
1039
1040 return wantarray ? @git_project_url_list : \@git_project_url_list;
1041 }
1042
1043 sub git_get_projects_list {
1044 my ($filter) = @_;
1045 my @list;
1046
1047 $filter ||= '';
1048 $filter =~ s/\.git$//;
1049
1050 if (-d $projects_list) {
1051 # search in directory
1052 my $dir = $projects_list . ($filter ? "/$filter" : '');
1053 # remove the trailing "/"
1054 $dir =~ s!/+$!!;
1055 my $pfxlen = length("$dir");
1056
1057 my ($check_forks) = gitweb_check_feature('forks');
1058
1059 File::Find::find({
1060 follow_fast => 1, # follow symbolic links
1061 dangling_symlinks => 0, # ignore dangling symlinks, silently
1062 wanted => sub {
1063 # skip project-list toplevel, if we get it.
1064 return if (m!^[/.]$!);
1065 # only directories can be git repositories
1066 return unless (-d $_);
1067
1068 my $subdir = substr($File::Find::name, $pfxlen + 1);
1069 # we check related file in $projectroot
1070 if ($check_forks and $subdir =~ m#/.#) {
1071 $File::Find::prune = 1;
1072 } elsif (check_export_ok("$projectroot/$filter/$subdir")) {
1073 push @list, { path => ($filter ? "$filter/" : '') . $subdir };
1074 $File::Find::prune = 1;
1075 }
1076 },
1077 }, "$dir");
1078
1079 } elsif (-f $projects_list) {
1080 # read from file(url-encoded):
1081 # 'git%2Fgit.git Linus+Torvalds'
1082 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
1083 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
1084 open my ($fd), $projects_list or return;
1085 while (my $line = <$fd>) {
1086 chomp $line;
1087 my ($path, $owner) = split ' ', $line;
1088 $path = unescape($path);
1089 $owner = unescape($owner);
1090 if (!defined $path) {
1091 next;
1092 }
1093 if ($filter ne '') {
1094 # looking for forks;
1095 my $pfx = substr($path, 0, length($filter));
1096 if ($pfx ne $filter) {
1097 next;
1098 }
1099 my $sfx = substr($path, length($filter));
1100 if ($sfx !~ /^\/.*\.git$/) {
1101 next;
1102 }
1103 }
1104 if (check_export_ok("$projectroot/$path")) {
1105 my $pr = {
1106 path => $path,
1107 owner => to_utf8($owner),
1108 };
1109 push @list, $pr
1110 }
1111 }
1112 close $fd;
1113 }
1114 @list = sort {$a->{'path'} cmp $b->{'path'}} @list;
1115 return @list;
1116 }
1117
1118 sub git_get_project_owner {
1119 my $project = shift;
1120 my $owner;
1121
1122 return undef unless $project;
1123
1124 # read from file (url-encoded):
1125 # 'git%2Fgit.git Linus+Torvalds'
1126 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
1127 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
1128 if (-f $projects_list) {
1129 open (my $fd , $projects_list);
1130 while (my $line = <$fd>) {
1131 chomp $line;
1132 my ($pr, $ow) = split ' ', $line;
1133 $pr = unescape($pr);
1134 $ow = unescape($ow);
1135 if ($pr eq $project) {
1136 $owner = to_utf8($ow);
1137 last;
1138 }
1139 }
1140 close $fd;
1141 }
1142 if (!defined $owner) {
1143 $owner = get_file_owner("$projectroot/$project");
1144 }
1145
1146 return $owner;
1147 }
1148
1149 sub git_get_last_activity {
1150 my ($path) = @_;
1151 my $fd;
1152
1153 $git_dir = "$projectroot/$path";
1154 open($fd, "-|", git_cmd(), 'for-each-ref',
1155 '--format=%(committer)',
1156 '--sort=-committerdate',
1157 '--count=1',
1158 'refs/heads') or return;
1159 my $most_recent = <$fd>;
1160 close $fd or return;
1161 if ($most_recent =~ / (\d+) [-+][01]\d\d\d$/) {
1162 my $timestamp = $1;
1163 my $age = time - $timestamp;
1164 return ($age, age_string($age));
1165 }
1166 }
1167
1168 sub git_get_references {
1169 my $type = shift || "";
1170 my %refs;
1171 # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c refs/tags/v2.6.11
1172 # c39ae07f393806ccf406ef966e9a15afc43cc36a refs/tags/v2.6.11^{}
1173 open my $fd, "-|", git_cmd(), "show-ref", "--dereference",
1174 ($type ? ("--", "refs/$type") : ()) # use -- <pattern> if $type
1175 or return;
1176
1177 while (my $line = <$fd>) {
1178 chomp $line;
1179 if ($line =~ m!^([0-9a-fA-F]{40})\srefs/($type/?[^^]+)!) {
1180 if (defined $refs{$1}) {
1181 push @{$refs{$1}}, $2;
1182 } else {
1183 $refs{$1} = [ $2 ];
1184 }
1185 }
1186 }
1187 close $fd or return;
1188 return \%refs;
1189 }
1190
1191 sub git_get_rev_name_tags {
1192 my $hash = shift || return undef;
1193
1194 open my $fd, "-|", git_cmd(), "name-rev", "--tags", $hash
1195 or return;
1196 my $name_rev = <$fd>;
1197 close $fd;
1198
1199 if ($name_rev =~ m|^$hash tags/(.*)$|) {
1200 return $1;
1201 } else {
1202 # catches also '$hash undefined' output
1203 return undef;
1204 }
1205 }
1206
1207 ## ----------------------------------------------------------------------
1208 ## parse to hash functions
1209
1210 sub parse_date {
1211 my $epoch = shift;
1212 my $tz = shift || "-0000";
1213
1214 my %date;
1215 my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
1216 my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
1217 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
1218 $date{'hour'} = $hour;
1219 $date{'minute'} = $min;
1220 $date{'mday'} = $mday;
1221 $date{'day'} = $days[$wday];
1222 $date{'month'} = $months[$mon];
1223 $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000",
1224 $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
1225 $date{'mday-time'} = sprintf "%d %s %02d:%02d",
1226 $mday, $months[$mon], $hour ,$min;
1227 $date{'iso-8601'} = sprintf "%04d-%02d-%02dT%02d:%02d:%02dZ",
1228 1900+$year, $mon, $mday, $hour ,$min, $sec;
1229
1230 $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
1231 my $local = $epoch + ((int $1 + ($2/60)) * 3600);
1232 ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
1233 $date{'hour_local'} = $hour;
1234 $date{'minute_local'} = $min;
1235 $date{'tz_local'} = $tz;
1236 $date{'iso-tz'} = sprintf("%04d-%02d-%02d %02d:%02d:%02d %s",
1237 1900+$year, $mon+1, $mday,
1238 $hour, $min, $sec, $tz);
1239 return %date;
1240 }
1241
1242 sub parse_tag {
1243 my $tag_id = shift;
1244 my %tag;
1245 my @comment;
1246
1247 open my $fd, "-|", git_cmd(), "cat-file", "tag", $tag_id or return;
1248 $tag{'id'} = $tag_id;
1249 while (my $line = <$fd>) {
1250 chomp $line;
1251 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
1252 $tag{'object'} = $1;
1253 } elsif ($line =~ m/^type (.+)$/) {
1254 $tag{'type'} = $1;
1255 } elsif ($line =~ m/^tag (.+)$/) {
1256 $tag{'name'} = $1;
1257 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
1258 $tag{'author'} = $1;
1259 $tag{'epoch'} = $2;
1260 $tag{'tz'} = $3;
1261 } elsif ($line =~ m/--BEGIN/) {
1262 push @comment, $line;
1263 last;
1264 } elsif ($line eq "") {
1265 last;
1266 }
1267 }
1268 push @comment, <$fd>;
1269 $tag{'comment'} = \@comment;
1270 close $fd or return;
1271 if (!defined $tag{'name'}) {
1272 return
1273 };
1274 return %tag
1275 }
1276
1277 sub parse_commit_text {
1278 my ($commit_text, $withparents) = @_;
1279 my @commit_lines = split '\n', $commit_text;
1280 my %co;
1281
1282 pop @commit_lines; # Remove '\0'
1283
1284 my $header = shift @commit_lines;
1285 if (!($header =~ m/^[0-9a-fA-F]{40}/)) {
1286 return;
1287 }
1288 ($co{'id'}, my @parents) = split ' ', $header;
1289 while (my $line = shift @commit_lines) {
1290 last if $line eq "\n";
1291 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
1292 $co{'tree'} = $1;
1293 } elsif ((!defined $withparents) && ($line =~ m/^parent ([0-9a-fA-F]{40})$/)) {
1294 push @parents, $1;
1295 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
1296 $co{'author'} = $1;
1297 $co{'author_epoch'} = $2;
1298 $co{'author_tz'} = $3;
1299 if ($co{'author'} =~ m/^([^<]+) <([^>]*)>/) {
1300 $co{'author_name'} = $1;
1301 $co{'author_email'} = $2;
1302 } else {
1303 $co{'author_name'} = $co{'author'};
1304 }
1305 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
1306 $co{'committer'} = $1;
1307 $co{'committer_epoch'} = $2;
1308 $co{'committer_tz'} = $3;
1309 $co{'committer_name'} = $co{'committer'};
1310 if ($co{'committer'} =~ m/^([^<]+) <([^>]*)>/) {
1311 $co{'committer_name'} = $1;
1312 $co{'committer_email'} = $2;
1313 } else {
1314 $co{'committer_name'} = $co{'committer'};
1315 }
1316 }
1317 }
1318 if (!defined $co{'tree'}) {
1319 return;
1320 };
1321 $co{'parents'} = \@parents;
1322 $co{'parent'} = $parents[0];
1323
1324 foreach my $title (@commit_lines) {
1325 $title =~ s/^ //;
1326 if ($title ne "") {
1327 $co{'title'} = chop_str($title, 80, 5);
1328 # remove leading stuff of merges to make the interesting part visible
1329 if (length($title) > 50) {
1330 $title =~ s/^Automatic //;
1331 $title =~ s/^merge (of|with) /Merge ... /i;
1332 if (length($title) > 50) {
1333 $title =~ s/(http|rsync):\/\///;
1334 }
1335 if (length($title) > 50) {
1336 $title =~ s/(master|www|rsync)\.//;
1337 }
1338 if (length($title) > 50) {
1339 $title =~ s/kernel.org:?//;
1340 }
1341 if (length($title) > 50) {
1342 $title =~ s/\/pub\/scm//;
1343 }
1344 }
1345 $co{'title_short'} = chop_str($title, 50, 5);
1346 last;
1347 }
1348 }
1349 if ($co{'title'} eq "") {
1350 $co{'title'} = $co{'title_short'} = '(no commit message)';
1351 }
1352 # remove added spaces
1353 foreach my $line (@commit_lines) {
1354 $line =~ s/^ //;
1355 }
1356 $co{'comment'} = \@commit_lines;
1357
1358 my $age = time - $co{'committer_epoch'};
1359 $co{'age'} = $age;
1360 $co{'age_string'} = age_string($age);
1361 my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
1362 if ($age > 60*60*24*7*2) {
1363 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
1364 $co{'age_string_age'} = $co{'age_string'};
1365 } else {
1366 $co{'age_string_date'} = $co{'age_string'};
1367 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
1368 }
1369 return %co;
1370 }
1371
1372 sub parse_commit {
1373 my ($commit_id) = @_;
1374 my %co;
1375
1376 local $/ = "\0";
1377
1378 open my $fd, "-|", git_cmd(), "rev-list",
1379 "--parents",
1380 "--header",
1381 "--max-count=1",
1382 $commit_id,
1383 "--",
1384 or die_error(undef, "Open git-rev-list failed");
1385 %co = parse_commit_text(<$fd>, 1);
1386 close $fd;
1387
1388 return %co;
1389 }
1390
1391 sub parse_commits {
1392 my ($commit_id, $maxcount, $skip, $arg, $filename) = @_;
1393 my @cos;
1394
1395 $maxcount ||= 1;
1396 $skip ||= 0;
1397
1398 local $/ = "\0";
1399
1400 open my $fd, "-|", git_cmd(), "rev-list",
1401 "--header",
1402 ($arg ? ($arg) : ()),
1403 ("--max-count=" . $maxcount),
1404 ("--skip=" . $skip),
1405 $commit_id,
1406 "--",
1407 ($filename ? ($filename) : ())
1408 or die_error(undef, "Open git-rev-list failed");
1409 while (my $line = <$fd>) {
1410 my %co = parse_commit_text($line);
1411 push @cos, \%co;
1412 }
1413 close $fd;
1414
1415 return wantarray ? @cos : \@cos;
1416 }
1417
1418 # parse ref from ref_file, given by ref_id, with given type
1419 sub parse_ref {
1420 my $ref_file = shift;
1421 my $ref_id = shift;
1422 my $type = shift || git_get_type($ref_id);
1423 my %ref_item;
1424
1425 $ref_item{'type'} = $type;
1426 $ref_item{'id'} = $ref_id;
1427 $ref_item{'epoch'} = 0;
1428 $ref_item{'age'} = "unknown";
1429 if ($type eq "tag") {
1430 my %tag = parse_tag($ref_id);
1431 $ref_item{'comment'} = $tag{'comment'};
1432 if ($tag{'type'} eq "commit") {
1433 my %co = parse_commit($tag{'object'});
1434 $ref_item{'epoch'} = $co{'committer_epoch'};
1435 $ref_item{'age'} = $co{'age_string'};
1436 } elsif (defined($tag{'epoch'})) {
1437 my $age = time - $tag{'epoch'};
1438 $ref_item{'epoch'} = $tag{'epoch'};
1439 $ref_item{'age'} = age_string($age);
1440 }
1441 $ref_item{'reftype'} = $tag{'type'};
1442 $ref_item{'name'} = $tag{'name'};
1443 $ref_item{'refid'} = $tag{'object'};
1444 } elsif ($type eq "commit"){
1445 my %co = parse_commit($ref_id);
1446 $ref_item{'reftype'} = "commit";
1447 $ref_item{'name'} = $ref_file;
1448 $ref_item{'title'} = $co{'title'};
1449 $ref_item{'refid'} = $ref_id;
1450 $ref_item{'epoch'} = $co{'committer_epoch'};
1451 $ref_item{'age'} = $co{'age_string'};
1452 } else {
1453 $ref_item{'reftype'} = $type;
1454 $ref_item{'name'} = $ref_file;
1455 $ref_item{'refid'} = $ref_id;
1456 }
1457
1458 return %ref_item;
1459 }
1460
1461 # parse line of git-diff-tree "raw" output
1462 sub parse_difftree_raw_line {
1463 my $line = shift;
1464 my %res;
1465
1466 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M ls-files.c'
1467 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M rev-tree.c'
1468 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/) {
1469 $res{'from_mode'} = $1;
1470 $res{'to_mode'} = $2;
1471 $res{'from_id'} = $3;
1472 $res{'to_id'} = $4;
1473 $res{'status'} = $5;
1474 $res{'similarity'} = $6;
1475 if ($res{'status'} eq 'R' || $res{'status'} eq 'C') { # renamed or copied
1476 ($res{'from_file'}, $res{'to_file'}) = map { unquote($_) } split("\t", $7);
1477 } else {
1478 $res{'file'} = unquote($7);
1479 }
1480 }
1481 # 'c512b523472485aef4fff9e57b229d9d243c967f'
1482 elsif ($line =~ m/^([0-9a-fA-F]{40})$/) {
1483 $res{'commit'} = $1;
1484 }
1485
1486 return wantarray ? %res : \%res;
1487 }
1488
1489 # parse line of git-ls-tree output
1490 sub parse_ls_tree_line ($;%) {
1491 my $line = shift;
1492 my %opts = @_;
1493 my %res;
1494
1495 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
1496 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/s;
1497
1498 $res{'mode'} = $1;
1499 $res{'type'} = $2;
1500 $res{'hash'} = $3;
1501 if ($opts{'-z'}) {
1502 $res{'name'} = $4;
1503 } else {
1504 $res{'name'} = unquote($4);
1505 }
1506
1507 return wantarray ? %res : \%res;
1508 }
1509
1510 ## ......................................................................
1511 ## parse to array of hashes functions
1512
1513 sub git_get_heads_list {
1514 my $limit = shift;
1515 my @headslist;
1516
1517 open my $fd, '-|', git_cmd(), 'for-each-ref',
1518 ($limit ? '--count='.($limit+1) : ()), '--sort=-committerdate',
1519 '--format=%(objectname) %(refname) %(subject)%00%(committer)',
1520 'refs/heads'
1521 or return;
1522 while (my $line = <$fd>) {
1523 my %ref_item;
1524
1525 chomp $line;
1526 my ($refinfo, $committerinfo) = split(/\0/, $line);
1527 my ($hash, $name, $title) = split(' ', $refinfo, 3);
1528 my ($committer, $epoch, $tz) =
1529 ($committerinfo =~ /^(.*) ([0-9]+) (.*)$/);
1530 $name =~ s!^refs/heads/!!;
1531
1532 $ref_item{'name'} = $name;
1533 $ref_item{'id'} = $hash;
1534 $ref_item{'title'} = $title || '(no commit message)';
1535 $ref_item{'epoch'} = $epoch;
1536 if ($epoch) {
1537 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
1538 } else {
1539 $ref_item{'age'} = "unknown";
1540 }
1541
1542 push @headslist, \%ref_item;
1543 }
1544 close $fd;
1545
1546 return wantarray ? @headslist : \@headslist;
1547 }
1548
1549 sub git_get_tags_list {
1550 my $limit = shift;
1551 my @tagslist;
1552
1553 open my $fd, '-|', git_cmd(), 'for-each-ref',
1554 ($limit ? '--count='.($limit+1) : ()), '--sort=-creatordate',
1555 '--format=%(objectname) %(objecttype) %(refname) '.
1556 '%(*objectname) %(*objecttype) %(subject)%00%(creator)',
1557 'refs/tags'
1558 or return;
1559 while (my $line = <$fd>) {
1560 my %ref_item;
1561
1562 chomp $line;
1563 my ($refinfo, $creatorinfo) = split(/\0/, $line);
1564 my ($id, $type, $name, $refid, $reftype, $title) = split(' ', $refinfo, 6);
1565 my ($creator, $epoch, $tz) =
1566 ($creatorinfo =~ /^(.*) ([0-9]+) (.*)$/);
1567 $name =~ s!^refs/tags/!!;
1568
1569 $ref_item{'type'} = $type;
1570 $ref_item{'id'} = $id;
1571 $ref_item{'name'} = $name;
1572 if ($type eq "tag") {
1573 $ref_item{'subject'} = $title;
1574 $ref_item{'reftype'} = $reftype;
1575 $ref_item{'refid'} = $refid;
1576 } else {
1577 $ref_item{'reftype'} = $type;
1578 $ref_item{'refid'} = $id;
1579 }
1580
1581 if ($type eq "tag" || $type eq "commit") {
1582 $ref_item{'epoch'} = $epoch;
1583 if ($epoch) {
1584 $ref_item{'age'} = age_string(time - $ref_item{'epoch'});
1585 } else {
1586 $ref_item{'age'} = "unknown";
1587 }
1588 }
1589
1590 push @tagslist, \%ref_item;
1591 }
1592 close $fd;
1593
1594 return wantarray ? @tagslist : \@tagslist;
1595 }
1596
1597 ## ----------------------------------------------------------------------
1598 ## filesystem-related functions
1599
1600 sub get_file_owner {
1601 my $path = shift;
1602
1603 my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
1604 my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
1605 if (!defined $gcos) {
1606 return undef;
1607 }
1608 my $owner = $gcos;
1609 $owner =~ s/[,;].*$//;
1610 return to_utf8($owner);
1611 }
1612
1613 ## ......................................................................
1614 ## mimetype related functions
1615
1616 sub mimetype_guess_file {
1617 my $filename = shift;
1618 my $mimemap = shift;
1619 -r $mimemap or return undef;
1620
1621 my %mimemap;
1622 open(MIME, $mimemap) or return undef;
1623 while (<MIME>) {
1624 next if m/^#/; # skip comments
1625 my ($mime, $exts) = split(/\t+/);
1626 if (defined $exts) {
1627 my @exts = split(/\s+/, $exts);
1628 foreach my $ext (@exts) {
1629 $mimemap{$ext} = $mime;
1630 }
1631 }
1632 }
1633 close(MIME);
1634
1635 $filename =~ /\.([^.]*)$/;
1636 return $mimemap{$1};
1637 }
1638
1639 sub mimetype_guess {
1640 my $filename = shift;
1641 my $mime;
1642 $filename =~ /\./ or return undef;
1643
1644 if ($mimetypes_file) {
1645 my $file = $mimetypes_file;
1646 if ($file !~ m!^/!) { # if it is relative path
1647 # it is relative to project
1648 $file = "$projectroot/$project/$file";
1649 }
1650 $mime = mimetype_guess_file($filename, $file);
1651 }
1652 $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
1653 return $mime;
1654 }
1655
1656 sub blob_mimetype {
1657 my $fd = shift;
1658 my $filename = shift;
1659
1660 if ($filename) {
1661 my $mime = mimetype_guess($filename);
1662 $mime and return $mime;
1663 }
1664
1665 # just in case
1666 return $default_blob_plain_mimetype unless $fd;
1667
1668 if (-T $fd) {
1669 return 'text/plain' .
1670 ($default_text_plain_charset ? '; charset='.$default_text_plain_charset : '');
1671 } elsif (! $filename) {
1672 return 'application/octet-stream';
1673 } elsif ($filename =~ m/\.png$/i) {
1674 return 'image/png';
1675 } elsif ($filename =~ m/\.gif$/i) {
1676 return 'image/gif';
1677 } elsif ($filename =~ m/\.jpe?g$/i) {
1678 return 'image/jpeg';
1679 } else {
1680 return 'application/octet-stream';
1681 }
1682 }
1683
1684 ## ======================================================================
1685 ## functions printing HTML: header, footer, error page
1686
1687 sub git_header_html {
1688 my $status = shift || "200 OK";
1689 my $expires = shift;
1690
1691 my $title = "$site_name";
1692 if (defined $project) {
1693 $title .= " - $project";
1694 if (defined $action) {
1695 $title .= "/$action";
1696 if (defined $file_name) {
1697 $title .= " - " . esc_path($file_name);
1698 if ($action eq "tree" && $file_name !~ m|/$|) {
1699 $title .= "/";
1700 }
1701 }
1702 }
1703 }
1704 my $content_type;
1705 # require explicit support from the UA if we are to send the page as
1706 # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
1707 # we have to do this because MSIE sometimes globs '*/*', pretending to
1708 # support xhtml+xml but choking when it gets what it asked for.
1709 if (defined $cgi->http('HTTP_ACCEPT') &&
1710 $cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ &&
1711 $cgi->Accept('application/xhtml+xml') != 0) {
1712 $content_type = 'application/xhtml+xml';
1713 } else {
1714 $content_type = 'text/html';
1715 }
1716 print $cgi->header(-type=>$content_type, -charset => 'utf-8',
1717 -status=> $status, -expires => $expires);
1718 my $mod_perl_version = $ENV{'MOD_PERL'} ? " $ENV{'MOD_PERL'}" : '';
1719 print <<EOF;
1720 <?xml version="1.0" encoding="utf-8"?>
1721 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
1722 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
1723 <!-- git web interface version $version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
1724 <!-- git core binaries version $git_version -->
1725 <head>
1726 <meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
1727 <meta name="generator" content="gitweb/$version git/$git_version$mod_perl_version"/>
1728 <meta name="robots" content="index, nofollow"/>
1729 <title>$title</title>
1730 EOF
1731 # print out each stylesheet that exist
1732 if (defined $stylesheet) {
1733 #provides backwards capability for those people who define style sheet in a config file
1734 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
1735 } else {
1736 foreach my $stylesheet (@stylesheets) {
1737 next unless $stylesheet;
1738 print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
1739 }
1740 }
1741 if (defined $project) {
1742 printf('<link rel="alternate" title="%s log RSS feed" '.
1743 'href="%s" type="application/rss+xml" />'."\n",
1744 esc_param($project), href(action=>"rss"));
1745 printf('<link rel="alternate" title="%s log Atom feed" '.
1746 'href="%s" type="application/atom+xml" />'."\n",
1747 esc_param($project), href(action=>"atom"));
1748 } else {
1749 printf('<link rel="alternate" title="%s projects list" '.
1750 'href="%s" type="text/plain; charset=utf-8"/>'."\n",
1751 $site_name, href(project=>undef, action=>"project_index"));
1752 printf('<link rel="alternate" title="%s projects feeds" '.
1753 'href="%s" type="text/x-opml"/>'."\n",
1754 $site_name, href(project=>undef, action=>"opml"));
1755 }
1756 if (defined $favicon) {
1757 print qq(<link rel="shortcut icon" href="$favicon" type="image/png"/>\n);
1758 }
1759
1760 print "</head>\n" .
1761 "<body>\n";
1762
1763 if (-f $site_header) {
1764 open (my $fd, $site_header);
1765 print <$fd>;
1766 close $fd;
1767 }
1768
1769 print "<div class=\"page_header\">\n" .
1770 $cgi->a({-href => esc_url($logo_url),
1771 -title => $logo_label},
1772 qq(<img src="$logo" width="72" height="27" alt="git" class="logo"/>));
1773 print $cgi->a({-href => esc_url($home_link)}, $home_link_str) . " / ";
1774 if (defined $project) {
1775 print $cgi->a({-href => href(action=>"summary")}, esc_html($project));
1776 if (defined $action) {
1777 print " / $action";
1778 }
1779 print "\n";
1780 }
1781 my ($have_search) = gitweb_check_feature('search');
1782 if ((defined $project) && ($have_search)) {
1783 if (!defined $searchtext) {
1784 $searchtext = "";
1785 }
1786 my $search_hash;
1787 if (defined $hash_base) {
1788 $search_hash = $hash_base;
1789 } elsif (defined $hash) {
1790 $search_hash = $hash;
1791 } else {
1792 $search_hash = "HEAD";
1793 }
1794 $cgi->param("a", "search");
1795 $cgi->param("h", $search_hash);
1796 $cgi->param("p", $project);
1797 print $cgi->startform(-method => "get", -action => $my_uri) .
1798 "<div class=\"search\">\n" .
1799 $cgi->hidden(-name => "p") . "\n" .
1800 $cgi->hidden(-name => "a") . "\n" .
1801 $cgi->hidden(-name => "h") . "\n" .
1802 $cgi->popup_menu(-name => 'st', -default => 'commit',
1803 -values => ['commit', 'author', 'committer', 'pickaxe']) .
1804 $cgi->sup($cgi->a({-href => href(action=>"search_help")}, "?")) .
1805 " search:\n",
1806 $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
1807 "</div>" .
1808 $cgi->end_form() . "\n";
1809 }
1810 print "</div>\n";
1811 }
1812
1813 sub git_footer_html {
1814 print "<div class=\"page_footer\">\n";
1815 if (defined $project) {
1816 my $descr = git_get_project_description($project);
1817 if (defined $descr) {
1818 print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
1819 }
1820 print $cgi->a({-href => href(action=>"rss"),
1821 -class => "rss_logo"}, "RSS") . " ";
1822 print $cgi->a({-href => href(action=>"atom"),
1823 -class => "rss_logo"}, "Atom") . "\n";
1824 } else {
1825 print $cgi->a({-href => href(project=>undef, action=>"opml"),
1826 -class => "rss_logo"}, "OPML") . " ";
1827 print $cgi->a({-href => href(project=>undef, action=>"project_index"),
1828 -class => "rss_logo"}, "TXT") . "\n";
1829 }
1830 print "</div>\n" ;
1831
1832 if (-f $site_footer) {
1833 open (my $fd, $site_footer);
1834 print <$fd>;
1835 close $fd;
1836 }
1837
1838 print "</body>\n" .
1839 "</html>";
1840 }
1841
1842 sub die_error {
1843 my $status = shift || "403 Forbidden";
1844 my $error = shift || "Malformed query, file missing or permission denied";
1845
1846 git_header_html($status);
1847 print <<EOF;
1848 <div class="page_body">
1849 <br /><br />
1850 $status - $error
1851 <br />
1852 </div>
1853 EOF
1854 git_footer_html();
1855 exit;
1856 }
1857
1858 ## ----------------------------------------------------------------------
1859 ## functions printing or outputting HTML: navigation
1860
1861 sub git_print_page_nav {
1862 my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
1863 $extra = '' if !defined $extra; # pager or formats
1864
1865 my @navs = qw(summary shortlog log commit commitdiff tree);
1866 if ($suppress) {
1867 @navs = grep { $_ ne $suppress } @navs;
1868 }
1869
1870 my %arg = map { $_ => {action=>$_} } @navs;
1871 if (defined $head) {
1872 for (qw(commit commitdiff)) {
1873 $arg{$_}{hash} = $head;
1874 }
1875 if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
1876 for (qw(shortlog log)) {
1877 $arg{$_}{hash} = $head;
1878 }
1879 }
1880 }
1881 $arg{tree}{hash} = $treehead if defined $treehead;
1882 $arg{tree}{hash_base} = $treebase if defined $treebase;
1883
1884 print "<div class=\"page_nav\">\n" .
1885 (join " | ",
1886 map { $_ eq $current ?
1887 $_ : $cgi->a({-href => href(%{$arg{$_}})}, "$_")
1888 } @navs);
1889 print "<br/>\n$extra<br/>\n" .
1890 "</div>\n";
1891 }
1892
1893 sub format_paging_nav {
1894 my ($action, $hash, $head, $page, $nrevs) = @_;
1895 my $paging_nav;
1896
1897
1898 if ($hash ne $head || $page) {
1899 $paging_nav .= $cgi->a({-href => href(action=>$action)}, "HEAD");
1900 } else {
1901 $paging_nav .= "HEAD";
1902 }
1903
1904 if ($page > 0) {
1905 $paging_nav .= " &sdot; " .
1906 $cgi->a({-href => href(action=>$action, hash=>$hash, page=>$page-1),
1907 -accesskey => "p", -title => "Alt-p"}, "prev");
1908 } else {
1909 $paging_nav .= " &sdot; prev";
1910 }
1911
1912 if ($nrevs >= (100 * ($page+1)-1)) {
1913 $paging_nav .= " &sdot; " .
1914 $cgi->a({-href => href(action=>$action, hash=>$hash, page=>$page+1),
1915 -accesskey => "n", -title => "Alt-n"}, "next");
1916 } else {
1917 $paging_nav .= " &sdot; next";
1918 }
1919
1920 return $paging_nav;
1921 }
1922
1923 ## ......................................................................
1924 ## functions printing or outputting HTML: div
1925
1926 sub git_print_header_div {
1927 my ($action, $title, $hash, $hash_base) = @_;
1928 my %args = ();
1929
1930 $args{action} = $action;
1931 $args{hash} = $hash if $hash;
1932 $args{hash_base} = $hash_base if $hash_base;
1933
1934 print "<div class=\"header\">\n" .
1935 $cgi->a({-href => href(%args), -class => "title"},
1936 $title ? $title : $action) .
1937 "\n</div>\n";
1938 }
1939
1940 #sub git_print_authorship (\%) {
1941 sub git_print_authorship {
1942 my $co = shift;
1943
1944 my %ad = parse_date($co->{'author_epoch'}, $co->{'author_tz'});
1945 print "<div class=\"author_date\">" .
1946 esc_html($co->{'author_name'}) .
1947 " [$ad{'rfc2822'}";
1948 if ($ad{'hour_local'} < 6) {
1949 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
1950 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1951 } else {
1952 printf(" (%02d:%02d %s)",
1953 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1954 }
1955 print "]</div>\n";
1956 }
1957
1958 sub git_print_page_path {
1959 my $name = shift;
1960 my $type = shift;
1961 my $hb = shift;
1962
1963
1964 print "<div class=\"page_path\">";
1965 print $cgi->a({-href => href(action=>"tree", hash_base=>$hb),
1966 -title => 'tree root'}, "[$project]");
1967 print " / ";
1968 if (defined $name) {
1969 my @dirname = split '/', $name;
1970 my $basename = pop @dirname;
1971 my $fullname = '';
1972
1973 foreach my $dir (@dirname) {
1974 $fullname .= ($fullname ? '/' : '') . $dir;
1975 print $cgi->a({-href => href(action=>"tree", file_name=>$fullname,
1976 hash_base=>$hb),
1977 -title => esc_html($fullname)}, esc_path($dir));
1978 print " / ";
1979 }
1980 if (defined $type && $type eq 'blob') {
1981 print $cgi->a({-href => href(action=>"blob_plain", file_name=>$file_name,
1982 hash_base=>$hb),
1983 -title => esc_html($name)}, esc_path($basename));
1984 } elsif (defined $type && $type eq 'tree') {
1985 print $cgi->a({-href => href(action=>"tree", file_name=>$file_name,
1986 hash_base=>$hb),
1987 -title => esc_html($name)}, esc_path($basename));
1988 print " / ";
1989 } else {
1990 print esc_path($basename);
1991 }
1992 }
1993 print "<br/></div>\n";
1994 }
1995
1996 # sub git_print_log (\@;%) {
1997 sub git_print_log ($;%) {
1998 my $log = shift;
1999 my %opts = @_;
2000
2001 if ($opts{'-remove_title'}) {
2002 # remove title, i.e. first line of log
2003 shift @$log;
2004 }
2005 # remove leading empty lines
2006 while (defined $log->[0] && $log->[0] eq "") {
2007 shift @$log;
2008 }
2009
2010 # print log
2011 my $signoff = 0;
2012 my $empty = 0;
2013 foreach my $line (@$log) {
2014 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
2015 $signoff = 1;
2016 $empty = 0;
2017 if (! $opts{'-remove_signoff'}) {
2018 print "<span class=\"signoff\">" . esc_html($line) . "</span><br/>\n";
2019 next;
2020 } else {
2021 # remove signoff lines
2022 next;
2023 }
2024 } else {
2025 $signoff = 0;
2026 }
2027
2028 # print only one empty line
2029 # do not print empty line after signoff
2030 if ($line eq "") {
2031 next if ($empty || $signoff);
2032 $empty = 1;
2033 } else {
2034 $empty = 0;
2035 }
2036
2037 print format_log_line_html($line) . "<br/>\n";
2038 }
2039
2040 if ($opts{'-final_empty_line'}) {
2041 # end with single empty line
2042 print "<br/>\n" unless $empty;
2043 }
2044 }
2045
2046 # return link target (what link points to)
2047 sub git_get_link_target {
2048 my $hash = shift;
2049 my $link_target;
2050
2051 # read link
2052 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
2053 or return;
2054 {
2055 local $/;
2056 $link_target = <$fd>;
2057 }
2058 close $fd
2059 or return;
2060
2061 return $link_target;
2062 }
2063
2064 # given link target, and the directory (basedir) the link is in,
2065 # return target of link relative to top directory (top tree);
2066 # return undef if it is not possible (including absolute links).
2067 sub normalize_link_target {
2068 my ($link_target, $basedir, $hash_base) = @_;
2069
2070 # we can normalize symlink target only if $hash_base is provided
2071 return unless $hash_base;
2072
2073 # absolute symlinks (beginning with '/') cannot be normalized
2074 return if (substr($link_target, 0, 1) eq '/');
2075
2076 # normalize link target to path from top (root) tree (dir)
2077 my $path;
2078 if ($basedir) {
2079 $path = $basedir . '/' . $link_target;
2080 } else {
2081 # we are in top (root) tree (dir)
2082 $path = $link_target;
2083 }
2084
2085 # remove //, /./, and /../
2086 my @path_parts;
2087 foreach my $part (split('/', $path)) {
2088 # discard '.' and ''
2089 next if (!$part || $part eq '.');
2090 # handle '..'
2091 if ($part eq '..') {
2092 if (@path_parts) {
2093 pop @path_parts;
2094 } else {
2095 # link leads outside repository (outside top dir)
2096 return;
2097 }
2098 } else {
2099 push @path_parts, $part;
2100 }
2101 }
2102 $path = join('/', @path_parts);
2103
2104 return $path;
2105 }
2106
2107 # print tree entry (row of git_tree), but without encompassing <tr> element
2108 sub git_print_tree_entry {
2109 my ($t, $basedir, $hash_base, $have_blame) = @_;
2110
2111 my %base_key = ();
2112 $base_key{'hash_base'} = $hash_base if defined $hash_base;
2113
2114 # The format of a table row is: mode list link. Where mode is
2115 # the mode of the entry, list is the name of the entry, an href,
2116 # and link is the action links of the entry.
2117
2118 print "<td class=\"mode\">" . mode_str($t->{'mode'}) . "</td>\n";
2119 if ($t->{'type'} eq "blob") {
2120 print "<td class=\"list\">" .
2121 $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
2122 file_name=>"$basedir$t->{'name'}", %base_key),
2123 -class => "list"}, esc_path($t->{'name'}));
2124 if (S_ISLNK(oct $t->{'mode'})) {
2125 my $link_target = git_get_link_target($t->{'hash'});
2126 if ($link_target) {
2127 my $norm_target = normalize_link_target($link_target, $basedir, $hash_base);
2128 if (defined $norm_target) {
2129 print " -> " .
2130 $cgi->a({-href => href(action=>"object", hash_base=>$hash_base,
2131 file_name=>$norm_target),
2132 -title => $norm_target}, esc_path($link_target));
2133 } else {
2134 print " -> " . esc_path($link_target);
2135 }
2136 }
2137 }
2138 print "</td>\n";
2139 print "<td class=\"link\">";
2140 print $cgi->a({-href => href(action=>"blob", hash=>$t->{'hash'},
2141 file_name=>"$basedir$t->{'name'}", %base_key)},
2142 "blob");
2143 if ($have_blame) {
2144 print " | " .
2145 $cgi->a({-href => href(action=>"blame", hash=>$t->{'hash'},
2146 file_name=>"$basedir$t->{'name'}", %base_key)},
2147 "blame");
2148 }
2149 if (defined $hash_base) {
2150 print " | " .
2151 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
2152 hash=>$t->{'hash'}, file_name=>"$basedir$t->{'name'}")},
2153 "history");
2154 }
2155 print " | " .
2156 $cgi->a({-href => href(action=>"blob_plain", hash_base=>$hash_base,
2157 file_name=>"$basedir$t->{'name'}")},
2158 "raw");
2159 print "</td>\n";
2160
2161 } elsif ($t->{'type'} eq "tree") {
2162 print "<td class=\"list\">";
2163 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
2164 file_name=>"$basedir$t->{'name'}", %base_key)},
2165 esc_path($t->{'name'}));
2166 print "</td>\n";
2167 print "<td class=\"link\">";
2168 print $cgi->a({-href => href(action=>"tree", hash=>$t->{'hash'},
2169 file_name=>"$basedir$t->{'name'}", %base_key)},
2170 "tree");
2171 if (defined $hash_base) {
2172 print " | " .
2173 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
2174 file_name=>"$basedir$t->{'name'}")},
2175 "history");
2176 }
2177 print "</td>\n";
2178 }
2179 }
2180
2181 ## ......................................................................
2182 ## functions printing large fragments of HTML
2183
2184 sub git_difftree_body {
2185 my ($difftree, $hash, $parent) = @_;
2186 my ($have_blame) = gitweb_check_feature('blame');
2187 print "<div class=\"list_head\">\n";
2188 if ($#{$difftree} > 10) {
2189 print(($#{$difftree} + 1) . " files changed:\n");
2190 }
2191 print "</div>\n";
2192
2193 print "<table class=\"diff_tree\">\n";
2194 my $alternate = 1;
2195 my $patchno = 0;
2196 foreach my $line (@{$difftree}) {
2197 my %diff = parse_difftree_raw_line($line);
2198
2199 if ($alternate) {
2200 print "<tr class=\"dark\">\n";
2201 } else {
2202 print "<tr class=\"light\">\n";
2203 }
2204 $alternate ^= 1;
2205
2206 my ($to_mode_oct, $to_mode_str, $to_file_type);
2207 my ($from_mode_oct, $from_mode_str, $from_file_type);
2208 if ($diff{'to_mode'} ne ('0' x 6)) {
2209 $to_mode_oct = oct $diff{'to_mode'};
2210 if (S_ISREG($to_mode_oct)) { # only for regular file
2211 $to_mode_str = sprintf("%04o", $to_mode_oct & 0777); # permission bits
2212 }
2213 $to_file_type = file_type($diff{'to_mode'});
2214 }
2215 if ($diff{'from_mode'} ne ('0' x 6)) {
2216 $from_mode_oct = oct $diff{'from_mode'};
2217 if (S_ISREG($to_mode_oct)) { # only for regular file
2218 $from_mode_str = sprintf("%04o", $from_mode_oct & 0777); # permission bits
2219 }
2220 $from_file_type = file_type($diff{'from_mode'});
2221 }
2222
2223 if ($diff{'status'} eq "A") { # created
2224 my $mode_chng = "<span class=\"file_status new\">[new $to_file_type";
2225 $mode_chng .= " with mode: $to_mode_str" if $to_mode_str;
2226 $mode_chng .= "]</span>";
2227 print "<td>";
2228 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2229 hash_base=>$hash, file_name=>$diff{'file'}),
2230 -class => "list"}, esc_path($diff{'file'}));
2231 print "</td>\n";
2232 print "<td>$mode_chng</td>\n";
2233 print "<td class=\"link\">";
2234 if ($action eq 'commitdiff') {
2235 # link to patch
2236 $patchno++;
2237 print $cgi->a({-href => "#patch$patchno"}, "patch");
2238 print " | ";
2239 }
2240 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2241 hash_base=>$hash, file_name=>$diff{'file'})},
2242 "blob");
2243 print "</td>\n";
2244
2245 } elsif ($diff{'status'} eq "D") { # deleted
2246 my $mode_chng = "<span class=\"file_status deleted\">[deleted $from_file_type]</span>";
2247 print "<td>";
2248 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'},
2249 hash_base=>$parent, file_name=>$diff{'file'}),
2250 -class => "list"}, esc_path($diff{'file'}));
2251 print "</td>\n";
2252 print "<td>$mode_chng</td>\n";
2253 print "<td class=\"link\">";
2254 if ($action eq 'commitdiff') {
2255 # link to patch
2256 $patchno++;
2257 print $cgi->a({-href => "#patch$patchno"}, "patch");
2258 print " | ";
2259 }
2260 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'from_id'},
2261 hash_base=>$parent, file_name=>$diff{'file'})},
2262 "blob") . " | ";
2263 if ($have_blame) {
2264 print $cgi->a({-href => href(action=>"blame", hash_base=>$parent,
2265 file_name=>$diff{'file'})},
2266 "blame") . " | ";
2267 }
2268 print $cgi->a({-href => href(action=>"history", hash_base=>$parent,
2269 file_name=>$diff{'file'})},
2270 "history");
2271 print "</td>\n";
2272
2273 } elsif ($diff{'status'} eq "M" || $diff{'status'} eq "T") { # modified, or type changed
2274 my $mode_chnge = "";
2275 if ($diff{'from_mode'} != $diff{'to_mode'}) {
2276 $mode_chnge = "<span class=\"file_status mode_chnge\">[changed";
2277 if ($from_file_type ne $to_file_type) {
2278 $mode_chnge .= " from $from_file_type to $to_file_type";
2279 }
2280 if (($from_mode_oct & 0777) != ($to_mode_oct & 0777)) {
2281 if ($from_mode_str && $to_mode_str) {
2282 $mode_chnge .= " mode: $from_mode_str->$to_mode_str";
2283 } elsif ($to_mode_str) {
2284 $mode_chnge .= " mode: $to_mode_str";
2285 }
2286 }
2287 $mode_chnge .= "]</span>\n";
2288 }
2289 print "<td>";
2290 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2291 hash_base=>$hash, file_name=>$diff{'file'}),
2292 -class => "list"}, esc_path($diff{'file'}));
2293 print "</td>\n";
2294 print "<td>$mode_chnge</td>\n";
2295 print "<td class=\"link\">";
2296 if ($action eq 'commitdiff') {
2297 # link to patch
2298 $patchno++;
2299 print $cgi->a({-href => "#patch$patchno"}, "patch") .
2300 " | ";
2301 } elsif ($diff{'to_id'} ne $diff{'from_id'}) {
2302 # "commit" view and modified file (not onlu mode changed)
2303 print $cgi->a({-href => href(action=>"blobdiff",
2304 hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'},
2305 hash_base=>$hash, hash_parent_base=>$parent,
2306 file_name=>$diff{'file'})},
2307 "diff") .
2308 " | ";
2309 }
2310 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2311 hash_base=>$hash, file_name=>$diff{'file'})},
2312 "blob") . " | ";
2313 if ($have_blame) {
2314 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
2315 file_name=>$diff{'file'})},
2316 "blame") . " | ";
2317 }
2318 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
2319 file_name=>$diff{'file'})},
2320 "history");
2321 print "</td>\n";
2322
2323 } elsif ($diff{'status'} eq "R" || $diff{'status'} eq "C") { # renamed or copied
2324 my %status_name = ('R' => 'moved', 'C' => 'copied');
2325 my $nstatus = $status_name{$diff{'status'}};
2326 my $mode_chng = "";
2327 if ($diff{'from_mode'} != $diff{'to_mode'}) {
2328 # mode also for directories, so we cannot use $to_mode_str
2329 $mode_chng = sprintf(", mode: %04o", $to_mode_oct & 0777);
2330 }
2331 print "<td>" .
2332 $cgi->a({-href => href(action=>"blob", hash_base=>$hash,
2333 hash=>$diff{'to_id'}, file_name=>$diff{'to_file'}),
2334 -class => "list"}, esc_path($diff{'to_file'})) . "</td>\n" .
2335 "<td><span class=\"file_status $nstatus\">[$nstatus from " .
2336 $cgi->a({-href => href(action=>"blob", hash_base=>$parent,
2337 hash=>$diff{'from_id'}, file_name=>$diff{'from_file'}),
2338 -class => "list"}, esc_path($diff{'from_file'})) .
2339 " with " . (int $diff{'similarity'}) . "% similarity$mode_chng]</span></td>\n" .
2340 "<td class=\"link\">";
2341 if ($action eq 'commitdiff') {
2342 # link to patch
2343 $patchno++;
2344 print $cgi->a({-href => "#patch$patchno"}, "patch") .
2345 " | ";
2346 } elsif ($diff{'to_id'} ne $diff{'from_id'}) {
2347 # "commit" view and modified file (not only pure rename or copy)
2348 print $cgi->a({-href => href(action=>"blobdiff",
2349 hash=>$diff{'to_id'}, hash_parent=>$diff{'from_id'},
2350 hash_base=>$hash, hash_parent_base=>$parent,
2351 file_name=>$diff{'to_file'}, file_parent=>$diff{'from_file'})},
2352 "diff") .
2353 " | ";
2354 }
2355 print $cgi->a({-href => href(action=>"blob", hash=>$diff{'to_id'},
2356 hash_base=>$parent, file_name=>$diff{'to_file'})},
2357 "blob") . " | ";
2358 if ($have_blame) {
2359 print $cgi->a({-href => href(action=>"blame", hash_base=>$hash,
2360 file_name=>$diff{'to_file'})},
2361 "blame") . " | ";
2362 }
2363 print $cgi->a({-href => href(action=>"history", hash_base=>$hash,
2364 file_name=>$diff{'to_file'})},
2365 "history");
2366 print "</td>\n";
2367
2368 } # we should not encounter Unmerged (U) or Unknown (X) status
2369 print "</tr>\n";
2370 }
2371 print "</table>\n";
2372 }
2373
2374 sub git_patchset_body {
2375 my ($fd, $difftree, $hash, $hash_parent) = @_;
2376
2377 my $patch_idx = 0;
2378 my $patch_line;
2379 my $diffinfo;
2380 my (%from, %to);
2381
2382 print "<div class=\"patchset\">\n";
2383
2384 # skip to first patch
2385 while ($patch_line = <$fd>) {
2386 chomp $patch_line;
2387
2388 last if ($patch_line =~ m/^diff /);
2389 }
2390
2391 PATCH:
2392 while ($patch_line) {
2393 my @diff_header;
2394 my ($from_id, $to_id);
2395
2396 # git diff header
2397 #assert($patch_line =~ m/^diff /) if DEBUG;
2398 #assert($patch_line !~ m!$/$!) if DEBUG; # is chomp-ed
2399 push @diff_header, $patch_line;
2400
2401 # extended diff header
2402 EXTENDED_HEADER:
2403 while ($patch_line = <$fd>) {
2404 chomp $patch_line;
2405
2406 last EXTENDED_HEADER if ($patch_line =~ m/^--- |^diff /);
2407
2408 if ($patch_line =~ m/^index ([0-9a-fA-F]{40})..([0-9a-fA-F]{40})/) {
2409 $from_id = $1;
2410 $to_id = $2;
2411 }
2412
2413 push @diff_header, $patch_line;
2414 }
2415 my $last_patch_line = $patch_line;
2416
2417 # check if current patch belong to current raw line
2418 # and parse raw git-diff line if needed
2419 if (defined $diffinfo &&
2420 $diffinfo->{'from_id'} eq $from_id &&
2421 $diffinfo->{'to_id'} eq $to_id) {
2422 # this is split patch
2423 print "<div class=\"patch cont\">\n";
2424 } else {
2425 # advance raw git-diff output if needed
2426 $patch_idx++ if defined $diffinfo;
2427
2428 # read and prepare patch information
2429 if (ref($difftree->[$patch_idx]) eq "HASH") {
2430 # pre-parsed (or generated by hand)
2431 $diffinfo = $difftree->[$patch_idx];
2432 } else {
2433 $diffinfo = parse_difftree_raw_line($difftree->[$patch_idx]);
2434 }
2435 $from{'file'} = $diffinfo->{'from_file'} || $diffinfo->{'file'};
2436 $to{'file'} = $diffinfo->{'to_file'} || $diffinfo->{'file'};
2437 if ($diffinfo->{'status'} ne "A") { # not new (added) file
2438 $from{'href'} = href(action=>"blob", hash_base=>$hash_parent,
2439 hash=>$diffinfo->{'from_id'},
2440 file_name=>$from{'file'});
2441 } else {
2442 delete $from{'href'};
2443 }
2444 if ($diffinfo->{'status'} ne "D") { # not deleted file
2445 $to{'href'} = href(action=>"blob", hash_base=>$hash,
2446 hash=>$diffinfo->{'to_id'},
2447 file_name=>$to{'file'});
2448 } else {
2449 delete $to{'href'};
2450 }
2451 # this is first patch for raw difftree line with $patch_idx index
2452 # we index @$difftree array from 0, but number patches from 1
2453 print "<div class=\"patch\" id=\"patch". ($patch_idx+1) ."\">\n";
2454 }
2455
2456 # print "git diff" header
2457 $patch_line = shift @diff_header;
2458 $patch_line =~ s!^(diff (.*?) )"?a/.*$!$1!;
2459 if ($from{'href'}) {
2460 $patch_line .= $cgi->a({-href => $from{'href'}, -class => "path"},
2461 'a/' . esc_path($from{'file'}));
2462 } else { # file was added
2463 $patch_line .= 'a/' . esc_path($from{'file'});
2464 }
2465 $patch_line .= ' ';
2466 if ($to{'href'}) {
2467 $patch_line .= $cgi->a({-href => $to{'href'}, -class => "path"},
2468 'b/' . esc_path($to{'file'}));
2469 } else { # file was deleted
2470 $patch_line .= 'b/' . esc_path($to{'file'});
2471 }
2472 print "<div class=\"diff header\">$patch_line</div>\n";
2473
2474 # print extended diff header
2475 print "<div class=\"diff extended_header\">\n" if (@diff_header > 0);
2476 EXTENDED_HEADER:
2477 foreach $patch_line (@diff_header) {
2478 # match <path>
2479 if ($patch_line =~ s!^((copy|rename) from ).*$!$1! && $from{'href'}) {
2480 $patch_line .= $cgi->a({-href=>$from{'href'}, -class=>"path"},
2481 esc_path($from{'file'}));
2482 }
2483 if ($patch_line =~ s!^((copy|rename) to ).*$!$1! && $to{'href'}) {
2484 $patch_line .= $cgi->a({-href=>$to{'href'}, -class=>"path"},
2485 esc_path($to{'file'}));
2486 }
2487 # match <mode>
2488 if ($patch_line =~ m/\s(\d{6})$/) {
2489 $patch_line .= '<span class="info"> (' .
2490 file_type_long($1) .
2491 ')</span>';
2492 }
2493 # match <hash>
2494 if ($patch_line =~ m/^index/) {
2495 my ($from_link, $to_link);
2496 if ($from{'href'}) {
2497 $from_link = $cgi->a({-href=>$from{'href'}, -class=>"hash"},
2498 substr($diffinfo->{'from_id'},0,7));
2499 } else {
2500 $from_link = '0' x 7;
2501 }
2502 if ($to{'href'}) {
2503 $to_link = $cgi->a({-href=>$to{'href'}, -class=>"hash"},
2504 substr($diffinfo->{'to_id'},0,7));
2505 } else {
2506 $to_link = '0' x 7;
2507 }
2508 #affirm {
2509 # my ($from_hash, $to_hash) =
2510 # ($patch_line =~ m/^index ([0-9a-fA-F]{40})..([0-9a-fA-F]{40})/);
2511 # my ($from_id, $to_id) =
2512 # ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2513 # ($from_hash eq $from_id) && ($to_hash eq $to_id);
2514 #} if DEBUG;
2515 my ($from_id, $to_id) = ($diffinfo->{'from_id'}, $diffinfo->{'to_id'});
2516 $patch_line =~ s!$from_id\.\.$to_id!$from_link..$to_link!;
2517 }
2518 print $patch_line . "<br/>\n";
2519 }
2520 print "</div>\n" if (@diff_header > 0); # class="diff extended_header"
2521
2522 # from-file/to-file diff header
2523 $patch_line = $last_patch_line;
2524 if (! $patch_line) {
2525 print "</div>\n"; # class="patch"
2526 last PATCH;
2527 }
2528 next PATCH if ($patch_line =~ m/^diff /);
2529 #assert($patch_line =~ m/^---/) if DEBUG;
2530 if ($from{'href'} && $patch_line =~ m!^--- "?a/!) {
2531 $patch_line = '--- a/' .
2532 $cgi->a({-href=>$from{'href'}, -class=>"path"},
2533 esc_path($from{'file'}));
2534 }
2535 print "<div class=\"diff from_file\">$patch_line</div>\n";
2536
2537 $patch_line = <$fd>;
2538 chomp $patch_line;
2539
2540 #assert($patch_line =~ m/^+++/) if DEBUG;
2541 if ($to{'href'} && $patch_line =~ m!^\+\+\+ "?b/!) {
2542 $patch_line = '+++ b/' .
2543 $cgi->a({-href=>$to{'href'}, -class=>"path"},
2544 esc_path($to{'file'}));
2545 }
2546 print "<div class=\"diff to_file\">$patch_line</div>\n";
2547
2548 # the patch itself
2549 LINE:
2550 while ($patch_line = <$fd>) {
2551 chomp $patch_line;
2552
2553 next PATCH if ($patch_line =~ m/^diff /);
2554
2555 print format_diff_line($patch_line, \%from, \%to);
2556 }
2557
2558 } continue {
2559 print "</div>\n"; # class="patch"
2560 }
2561
2562 print "</div>\n"; # class="patchset"
2563 }
2564
2565 # . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2566
2567 sub git_project_list_body {
2568 my ($projlist, $order, $from, $to, $extra, $no_header) = @_;
2569
2570 my ($check_forks) = gitweb_check_feature('forks');
2571
2572 my @projects;
2573 foreach my $pr (@$projlist) {
2574 my (@aa) = git_get_last_activity($pr->{'path'});
2575 unless (@aa) {
2576 next;
2577 }
2578 ($pr->{'age'}, $pr->{'age_string'}) = @aa;
2579 if (!defined $pr->{'descr'}) {
2580 my $descr = git_get_project_description($pr->{'path'}) || "";
2581 $pr->{'descr_long'} = to_utf8($descr);
2582 $pr->{'descr'} = chop_str($descr, 25, 5);
2583 }
2584 if (!defined $pr->{'owner'}) {
2585 $pr->{'owner'} = get_file_owner("$projectroot/$pr->{'path'}") || "";
2586 }
2587 if ($check_forks) {
2588 my $pname = $pr->{'path'};
2589 if (($pname =~ s/\.git$//) &&
2590 ($pname !~ /\/$/) &&
2591 (-d "$projectroot/$pname")) {
2592 $pr->{'forks'} = "-d $projectroot/$pname";
2593 }
2594 else {
2595 $pr->{'forks'} = 0;
2596 }
2597 }
2598 push @projects, $pr;
2599 }
2600
2601 $order ||= "project";
2602 $from = 0 unless defined $from;
2603 $to = $#projects if (!defined $to || $#projects < $to);
2604
2605 print "<table class=\"project_list\">\n";
2606 unless ($no_header) {
2607 print "<tr>\n";
2608 if ($check_forks) {
2609 print "<th></th>\n";
2610 }
2611 if ($order eq "project") {
2612 @projects = sort {$a->{'path'} cmp $b->{'path'}} @projects;
2613 print "<th>Project</th>\n";
2614 } else {
2615 print "<th>" .
2616 $cgi->a({-href => href(project=>undef, order=>'project'),
2617 -class => "header"}, "Project") .
2618 "</th>\n";
2619 }
2620 if ($order eq "descr") {
2621 @projects = sort {$a->{'descr'} cmp $b->{'descr'}} @projects;
2622 print "<th>Description</th>\n";
2623 } else {
2624 print "<th>" .
2625 $cgi->a({-href => href(project=>undef, order=>'descr'),
2626 -class => "header"}, "Description") .
2627 "</th>\n";
2628 }
2629 if ($order eq "owner") {
2630 @projects = sort {$a->{'owner'} cmp $b->{'owner'}} @projects;
2631 print "<th>Owner</th>\n";
2632 } else {
2633 print "<th>" .
2634 $cgi->a({-href => href(project=>undef, order=>'owner'),
2635 -class => "header"}, "Owner") .
2636 "</th>\n";
2637 }
2638 if ($order eq "age") {
2639 @projects = sort {$a->{'age'} <=> $b->{'age'}} @projects;
2640 print "<th>Last Change</th>\n";
2641 } else {
2642 print "<th>" .
2643 $cgi->a({-href => href(project=>undef, order=>'age'),
2644 -class => "header"}, "Last Change") .
2645 "</th>\n";
2646 }
2647 print "<th></th>\n" .
2648 "</tr>\n";
2649 }
2650 my $alternate = 1;
2651 for (my $i = $from; $i <= $to; $i++) {
2652 my $pr = $projects[$i];
2653 if ($alternate) {
2654 print "<tr class=\"dark\">\n";
2655 } else {
2656 print "<tr class=\"light\">\n";
2657 }
2658 $alternate ^= 1;
2659 if ($check_forks) {
2660 print "<td>";
2661 if ($pr->{'forks'}) {
2662 print "<!-- $pr->{'forks'} -->\n";
2663 print $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "+");
2664 }
2665 print "</td>\n";
2666 }
2667 print "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
2668 -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
2669 "<td>" . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary"),
2670 -class => "list", -title => $pr->{'descr_long'}},
2671 esc_html($pr->{'descr'})) . "</td>\n" .
2672 "<td><i>" . chop_str($pr->{'owner'}, 15) . "</i></td>\n";
2673 print "<td class=\"". age_class($pr->{'age'}) . "\">" .
2674 $pr->{'age_string'} . "</td>\n" .
2675 "<td class=\"link\">" .
2676 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"summary")}, "summary") . " | " .
2677 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"shortlog")}, "shortlog") . " | " .
2678 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"log")}, "log") . " | " .
2679 $cgi->a({-href => href(project=>$pr->{'path'}, action=>"tree")}, "tree") .
2680 ($pr->{'forks'} ? " | " . $cgi->a({-href => href(project=>$pr->{'path'}, action=>"forks")}, "forks") : '') .
2681 "</td>\n" .
2682 "</tr>\n";
2683 }
2684 if (defined $extra) {
2685 print "<tr>\n";
2686 if ($check_forks) {
2687 print "<td></td>\n";
2688 }
2689 print "<td colspan=\"5\">$extra</td>\n" .
2690 "</tr>\n";
2691 }
2692 print "</table>\n";
2693 }
2694
2695 sub git_shortlog_body {
2696 # uses global variable $project
2697 my ($commitlist, $from, $to, $refs, $extra) = @_;
2698
2699 my $have_snapshot = gitweb_have_snapshot();
2700
2701 $from = 0 unless defined $from;
2702 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
2703
2704 print "<table class=\"shortlog\" cellspacing=\"0\">\n";
2705 my $alternate = 1;
2706 for (my $i = $from; $i <= $to; $i++) {
2707 my %co = %{$commitlist->[$i]};
2708 my $commit = $co{'id'};
2709 my $ref = format_ref_marker($refs, $commit);
2710 if ($alternate) {
2711 print "<tr class=\"dark\">\n";
2712 } else {
2713 print "<tr class=\"light\">\n";
2714 }
2715 $alternate ^= 1;
2716 # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
2717 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2718 "<td><i>" . esc_html(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
2719 "<td>";
2720 print format_subject_html($co{'title'}, $co{'title_short'},
2721 href(action=>"commit", hash=>$commit), $ref);
2722 print "</td>\n" .
2723 "<td class=\"link\">" .
2724 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") . " | " .
2725 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") . " | " .
2726 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree");
2727 if ($have_snapshot) {
2728 print " | " . $cgi->a({-href => href(action=>"snapshot", hash=>$commit)}, "snapshot");
2729 }
2730 print "</td>\n" .
2731 "</tr>\n";
2732 }
2733 if (defined $extra) {
2734 print "<tr>\n" .
2735 "<td colspan=\"4\">$extra</td>\n" .
2736 "</tr>\n";
2737 }
2738 print "</table>\n";
2739 }
2740
2741 sub git_history_body {
2742 # Warning: assumes constant type (blob or tree) during history
2743 my ($commitlist, $from, $to, $refs, $hash_base, $ftype, $extra) = @_;
2744
2745 $from = 0 unless defined $from;
2746 $to = $#{$commitlist} unless (defined $to && $to <= $#{$commitlist});
2747
2748 print "<table class=\"history\" cellspacing=\"0\">\n";
2749 my $alternate = 1;
2750 for (my $i = $from; $i <= $to; $i++) {
2751 my %co = %{$commitlist->[$i]};
2752 if (!%co) {
2753 next;
2754 }
2755 my $commit = $co{'id'};
2756
2757 my $ref = format_ref_marker($refs, $commit);
2758
2759 if ($alternate) {
2760 print "<tr class=\"dark\">\n";
2761 } else {
2762 print "<tr class=\"light\">\n";
2763 }
2764 $alternate ^= 1;
2765 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2766 # shortlog uses chop_str($co{'author_name'}, 10)
2767 "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 3)) . "</i></td>\n" .
2768 "<td>";
2769 # originally git_history used chop_str($co{'title'}, 50)
2770 print format_subject_html($co{'title'}, $co{'title_short'},
2771 href(action=>"commit", hash=>$commit), $ref);
2772 print "</td>\n" .
2773 "<td class=\"link\">" .
2774 $cgi->a({-href => href(action=>$ftype, hash_base=>$commit, file_name=>$file_name)}, $ftype) . " | " .
2775 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff");
2776
2777 if ($ftype eq 'blob') {
2778 my $blob_current = git_get_hash_by_path($hash_base, $file_name);
2779 my $blob_parent = git_get_hash_by_path($commit, $file_name);
2780 if (defined $blob_current && defined $blob_parent &&
2781 $blob_current ne $blob_parent) {
2782 print " | " .
2783 $cgi->a({-href => href(action=>"blobdiff",
2784 hash=>$blob_current, hash_parent=>$blob_parent,
2785 hash_base=>$hash_base, hash_parent_base=>$commit,
2786 file_name=>$file_name)},
2787 "diff to current");
2788 }
2789 }
2790 print "</td>\n" .
2791 "</tr>\n";
2792 }
2793 if (defined $extra) {
2794 print "<tr>\n" .
2795 "<td colspan=\"4\">$extra</td>\n" .
2796 "</tr>\n";
2797 }
2798 print "</table>\n";
2799 }
2800
2801 sub git_tags_body {
2802 # uses global variable $project
2803 my ($taglist, $from, $to, $extra) = @_;
2804 $from = 0 unless defined $from;
2805 $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
2806
2807 print "<table class=\"tags\" cellspacing=\"0\">\n";
2808 my $alternate = 1;
2809 for (my $i = $from; $i <= $to; $i++) {
2810 my $entry = $taglist->[$i];
2811 my %tag = %$entry;
2812 my $comment = $tag{'subject'};
2813 my $comment_short;
2814 if (defined $comment) {
2815 $comment_short = chop_str($comment, 30, 5);
2816 }
2817 if ($alternate) {
2818 print "<tr class=\"dark\">\n";
2819 } else {
2820 print "<tr class=\"light\">\n";
2821 }
2822 $alternate ^= 1;
2823 if (defined $tag{'age'}) {
2824 print "<td><i>$tag{'age'}</i></td>\n";
2825 } else {
2826 print "<td></td>\n";
2827 }
2828 print "<td>" .
2829 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'}),
2830 -class => "list name"}, esc_html($tag{'name'})) .
2831 "</td>\n" .
2832 "<td>";
2833 if (defined $comment) {
2834 print format_subject_html($comment, $comment_short,
2835 href(action=>"tag", hash=>$tag{'id'}));
2836 }
2837 print "</td>\n" .
2838 "<td class=\"selflink\">";
2839 if ($tag{'type'} eq "tag") {
2840 print $cgi->a({-href => href(action=>"tag", hash=>$tag{'id'})}, "tag");
2841 } else {
2842 print "&nbsp;";
2843 }
2844 print "</td>\n" .
2845 "<td class=\"link\">" . " | " .
2846 $cgi->a({-href => href(action=>$tag{'reftype'}, hash=>$tag{'refid'})}, $tag{'reftype'});
2847 if ($tag{'reftype'} eq "commit") {
2848 print " | " . $cgi->a({-href => href(action=>"shortlog", hash=>$tag{'name'})}, "shortlog") .
2849 " | " . $cgi->a({-href => href(action=>"log", hash=>$tag{'name'})}, "log");
2850 } elsif ($tag{'reftype'} eq "blob") {
2851 print " | " . $cgi->a({-href => href(action=>"blob_plain", hash=>$tag{'refid'})}, "raw");
2852 }
2853 print "</td>\n" .
2854 "</tr>";
2855 }
2856 if (defined $extra) {
2857 print "<tr>\n" .
2858 "<td colspan=\"5\">$extra</td>\n" .
2859 "</tr>\n";
2860 }
2861 print "</table>\n";
2862 }
2863
2864 sub git_heads_body {
2865 # uses global variable $project
2866 my ($headlist, $head, $from, $to, $extra) = @_;
2867 $from = 0 unless defined $from;
2868 $to = $#{$headlist} if (!defined $to || $#{$headlist} < $to);
2869
2870 print "<table class=\"heads\" cellspacing=\"0\">\n";
2871 my $alternate = 1;
2872 for (my $i = $from; $i <= $to; $i++) {
2873 my $entry = $headlist->[$i];
2874 my %ref = %$entry;
2875 my $curr = $ref{'id'} eq $head;
2876 if ($alternate) {
2877 print "<tr class=\"dark\">\n";
2878 } else {
2879 print "<tr class=\"light\">\n";
2880 }
2881 $alternate ^= 1;
2882 print "<td><i>$ref{'age'}</i></td>\n" .
2883 ($curr ? "<td class=\"current_head\">" : "<td>") .
2884 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'name'}),
2885 -class => "list name"},esc_html($ref{'name'})) .
2886 "</td>\n" .
2887 "<td class=\"link\">" .
2888 $cgi->a({-href => href(action=>"shortlog", hash=>$ref{'name'})}, "shortlog") . " | " .
2889 $cgi->a({-href => href(action=>"log", hash=>$ref{'name'})}, "log") . " | " .
2890 $cgi->a({-href => href(action=>"tree", hash=>$ref{'name'}, hash_base=>$ref{'name'})}, "tree") .
2891 "</td>\n" .
2892 "</tr>";
2893 }
2894 if (defined $extra) {
2895 print "<tr>\n" .
2896 "<td colspan=\"3\">$extra</td>\n" .
2897 "</tr>\n";
2898 }
2899 print "</table>\n";
2900 }
2901
2902 sub git_search_grep_body {
2903 my ($commitlist, $from, $to, $extra) = @_;
2904 $from = 0 unless defined $from;
2905 $to = $#{$commitlist} if (!defined $to || $#{$commitlist} < $to);
2906
2907 print "<table class=\"grep\" cellspacing=\"0\">\n";
2908 my $alternate = 1;
2909 for (my $i = $from; $i <= $to; $i++) {
2910 my %co = %{$commitlist->[$i]};
2911 if (!%co) {
2912 next;
2913 }
2914 my $commit = $co{'id'};
2915 if ($alternate) {
2916 print "<tr class=\"dark\">\n";
2917 } else {
2918 print "<tr class=\"light\">\n";
2919 }
2920 $alternate ^= 1;
2921 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2922 "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
2923 "<td>" .
2924 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}), -class => "list subject"},
2925 esc_html(chop_str($co{'title'}, 50)) . "<br/>");
2926 my $comment = $co{'comment'};
2927 foreach my $line (@$comment) {
2928 if ($line =~ m/^(.*)($searchtext)(.*)$/i) {
2929 my $lead = esc_html($1) || "";
2930 $lead = chop_str($lead, 30, 10);
2931 my $match = esc_html($2) || "";
2932 my $trail = esc_html($3) || "";
2933 $trail = chop_str($trail, 30, 10);
2934 my $text = "$lead<span class=\"match\">$match</span>$trail";
2935 print chop_str($text, 80, 5) . "<br/>\n";
2936 }
2937 }
2938 print "</td>\n" .
2939 "<td class=\"link\">" .
2940 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
2941 " | " .
2942 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
2943 print "</td>\n" .
2944 "</tr>\n";
2945 }
2946 if (defined $extra) {
2947 print "<tr>\n" .
2948 "<td colspan=\"3\">$extra</td>\n" .
2949 "</tr>\n";
2950 }
2951 print "</table>\n";
2952 }
2953
2954 ## ======================================================================
2955 ## ======================================================================
2956 ## actions
2957
2958 sub git_project_list {
2959 my $order = $cgi->param('o');
2960 if (defined $order && $order !~ m/project|descr|owner|age/) {
2961 die_error(undef, "Unknown order parameter");
2962 }
2963
2964 my @list = git_get_projects_list();
2965 if (!@list) {
2966 die_error(undef, "No projects found");
2967 }
2968
2969 git_header_html();
2970 if (-f $home_text) {
2971 print "<div class=\"index_include\">\n";
2972 open (my $fd, $home_text);
2973 print <$fd>;
2974 close $fd;
2975 print "</div>\n";
2976 }
2977 git_project_list_body(\@list, $order);
2978 git_footer_html();
2979 }
2980
2981 sub git_forks {
2982 my $order = $cgi->param('o');
2983 if (defined $order && $order !~ m/project|descr|owner|age/) {
2984 die_error(undef, "Unknown order parameter");
2985 }
2986
2987 my @list = git_get_projects_list($project);
2988 if (!@list) {
2989 die_error(undef, "No forks found");
2990 }
2991
2992 git_header_html();
2993 git_print_page_nav('','');
2994 git_print_header_div('summary', "$project forks");
2995 git_project_list_body(\@list, $order);
2996 git_footer_html();
2997 }
2998
2999 sub git_project_index {
3000 my @projects = git_get_projects_list($project);
3001
3002 print $cgi->header(
3003 -type => 'text/plain',
3004 -charset => 'utf-8',
3005 -content_disposition => 'inline; filename="index.aux"');
3006
3007 foreach my $pr (@projects) {
3008 if (!exists $pr->{'owner'}) {
3009 $pr->{'owner'} = get_file_owner("$projectroot/$pr->{'path'}");
3010 }
3011
3012 my ($path, $owner) = ($pr->{'path'}, $pr->{'owner'});
3013 # quote as in CGI::Util::encode, but keep the slash, and use '+' for ' '
3014 $path =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
3015 $owner =~ s/([^a-zA-Z0-9_.\-\/ ])/sprintf("%%%02X", ord($1))/eg;
3016 $path =~ s/ /\+/g;
3017 $owner =~ s/ /\+/g;
3018
3019 print "$path $owner\n";
3020 }
3021 }
3022
3023 sub git_summary {
3024 my $descr = git_get_project_description($project) || "none";
3025 my %co = parse_commit("HEAD");
3026 my %cd = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
3027 my $head = $co{'id'};
3028
3029 my $owner = git_get_project_owner($project);
3030
3031 my $refs = git_get_references();
3032 # These get_*_list functions return one more to allow us to see if
3033 # there are more ...
3034 my @taglist = git_get_tags_list(16);
3035 my @headlist = git_get_heads_list(16);
3036 my @forklist;
3037 my ($check_forks) = gitweb_check_feature('forks');
3038
3039 if ($check_forks) {
3040 @forklist = git_get_projects_list($project);
3041 }
3042
3043 git_header_html();
3044 git_print_page_nav('summary','', $head);
3045
3046 print "<div class=\"title\">&nbsp;</div>\n";
3047 print "<table cellspacing=\"0\">\n" .
3048 "<tr><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
3049 "<tr><td>owner</td><td>$owner</td></tr>\n" .
3050 "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n";
3051 # use per project git URL list in $projectroot/$project/cloneurl
3052 # or make project git URL from git base URL and project name
3053 my $url_tag = "URL";
3054 my @url_list = git_get_project_url_list($project);
3055 @url_list = map { "$_/$project" } @git_base_url_list unless @url_list;
3056 foreach my $git_url (@url_list) {
3057 next unless $git_url;
3058 print "<tr><td>$url_tag</td><td>$git_url</td></tr>\n";
3059 $url_tag = "";
3060 }
3061 print "</table>\n";
3062
3063 if (-s "$projectroot/$project/README.html") {
3064 if (open my $fd, "$projectroot/$project/README.html") {
3065 print "<div class=\"title\">readme</div>\n";
3066 print $_ while (<$fd>);
3067 close $fd;
3068 }
3069 }
3070
3071 # we need to request one more than 16 (0..15) to check if
3072 # those 16 are all
3073 my @commitlist = parse_commits($head, 17);
3074 git_print_header_div('shortlog');
3075 git_shortlog_body(\@commitlist, 0, 15, $refs,
3076 $#commitlist <= 15 ? undef :
3077 $cgi->a({-href => href(action=>"shortlog")}, "..."));
3078
3079 if (@taglist) {
3080 git_print_header_div('tags');
3081 git_tags_body(\@taglist, 0, 15,
3082 $#taglist <= 15 ? undef :
3083 $cgi->a({-href => href(action=>"tags")}, "..."));
3084 }
3085
3086 if (@headlist) {
3087 git_print_header_div('heads');
3088 git_heads_body(\@headlist, $head, 0, 15,
3089 $#headlist <= 15 ? undef :
3090 $cgi->a({-href => href(action=>"heads")}, "..."));
3091 }
3092
3093 if (@forklist) {
3094 git_print_header_div('forks');
3095 git_project_list_body(\@forklist, undef, 0, 15,
3096 $#forklist <= 15 ? undef :
3097 $cgi->a({-href => href(action=>"forks")}, "..."),
3098 'noheader');
3099 }
3100
3101 git_footer_html();
3102 }
3103
3104 sub git_tag {
3105 my $head = git_get_head_hash($project);
3106 git_header_html();
3107 git_print_page_nav('','', $head,undef,$head);
3108 my %tag = parse_tag($hash);
3109 git_print_header_div('commit', esc_html($tag{'name'}), $hash);
3110 print "<div class=\"title_text\">\n" .
3111 "<table cellspacing=\"0\">\n" .
3112 "<tr>\n" .
3113 "<td>object</td>\n" .
3114 "<td>" . $cgi->a({-class => "list", -href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
3115 $tag{'object'}) . "</td>\n" .
3116 "<td class=\"link\">" . $cgi->a({-href => href(action=>$tag{'type'}, hash=>$tag{'object'})},
3117 $tag{'type'}) . "</td>\n" .
3118 "</tr>\n";
3119 if (defined($tag{'author'})) {
3120 my %ad = parse_date($tag{'epoch'}, $tag{'tz'});
3121 print "<tr><td>author</td><td>" . esc_html($tag{'author'}) . "</td></tr>\n";
3122 print "<tr><td></td><td>" . $ad{'rfc2822'} .
3123 sprintf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}) .
3124 "</td></tr>\n";
3125 }
3126 print "</table>\n\n" .
3127 "</div>\n";
3128 print "<div class=\"page_body\">";
3129 my $comment = $tag{'comment'};
3130 foreach my $line (@$comment) {
3131 chomp $line;
3132 print esc_html($line, -nbsp=>1) . "<br/>\n";
3133 }
3134 print "</div>\n";
3135 git_footer_html();
3136 }
3137
3138 sub git_blame2 {
3139 my $fd;
3140 my $ftype;
3141
3142 my ($have_blame) = gitweb_check_feature('blame');
3143 if (!$have_blame) {
3144 die_error('403 Permission denied', "Permission denied");
3145 }
3146 die_error('404 Not Found', "File name not defined") if (!$file_name);
3147 $hash_base ||= git_get_head_hash($project);
3148 die_error(undef, "Couldn't find base commit") unless ($hash_base);
3149 my %co = parse_commit($hash_base)
3150 or die_error(undef, "Reading commit failed");
3151 if (!defined $hash) {
3152 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
3153 or die_error(undef, "Error looking up file");
3154 }
3155 $ftype = git_get_type($hash);
3156 if ($ftype !~ "blob") {
3157 die_error("400 Bad Request", "Object is not a blob");
3158 }
3159 open ($fd, "-|", git_cmd(), "blame", '-p', '--',
3160 $file_name, $hash_base)
3161 or die_error(undef, "Open git-blame failed");
3162 git_header_html();
3163 my $formats_nav =
3164 $cgi->a({-href => href(action=>"blob", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3165 "blob") .
3166 " | " .
3167 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3168 "history") .
3169 " | " .
3170 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
3171 "HEAD");
3172 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3173 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3174 git_print_page_path($file_name, $ftype, $hash_base);
3175 my @rev_color = (qw(light2 dark2));
3176 my $num_colors = scalar(@rev_color);
3177 my $current_color = 0;
3178 my $last_rev;
3179 print <<HTML;
3180 <div class="page_body">
3181 <table class="blame">
3182 <tr><th>Commit</th><th>Line</th><th>Data</th></tr>
3183 HTML
3184 my %metainfo = ();
3185 while (1) {
3186 $_ = <$fd>;
3187 last unless defined $_;
3188 my ($full_rev, $orig_lineno, $lineno, $group_size) =
3189 /^([0-9a-f]{40}) (\d+) (\d+)(?: (\d+))?$/;
3190 if (!exists $metainfo{$full_rev}) {
3191 $metainfo{$full_rev} = {};
3192 }
3193 my $meta = $metainfo{$full_rev};
3194 while (<$fd>) {
3195 last if (s/^\t//);
3196 if (/^(\S+) (.*)$/) {
3197 $meta->{$1} = $2;
3198 }
3199 }
3200 my $data = $_;
3201 chomp $data;
3202 my $rev = substr($full_rev, 0, 8);
3203 my $author = $meta->{'author'};
3204 my %date = parse_date($meta->{'author-time'},
3205 $meta->{'author-tz'});
3206 my $date = $date{'iso-tz'};
3207 if ($group_size) {
3208 $current_color = ++$current_color % $num_colors;
3209 }
3210 print "<tr class=\"$rev_color[$current_color]\">\n";
3211 if ($group_size) {
3212 print "<td class=\"sha1\"";
3213 print " title=\"". esc_html($author) . ", $date\"";
3214 print " rowspan=\"$group_size\"" if ($group_size > 1);
3215 print ">";
3216 print $cgi->a({-href => href(action=>"commit",
3217 hash=>$full_rev,
3218 file_name=>$file_name)},
3219 esc_html($rev));
3220 print "</td>\n";
3221 }
3222 open (my $dd, "-|", git_cmd(), "rev-parse", "$full_rev^")
3223 or die_error("could not open git-rev-parse");
3224 my $parent_commit = <$dd>;
3225 close $dd;
3226 chomp($parent_commit);
3227 my $blamed = href(action => 'blame',
3228 file_name => $meta->{'filename'},
3229 hash_base => $parent_commit);
3230 print "<td class=\"linenr\">";
3231 print $cgi->a({ -href => "$blamed#l$orig_lineno",
3232 -id => "l$lineno",
3233 -class => "linenr" },
3234 esc_html($lineno));
3235 print "</td>";
3236 print "<td class=\"pre\">" . esc_html($data) . "</td>\n";
3237 print "</tr>\n";
3238 }
3239 print "</table>\n";
3240 print "</div>";
3241 close $fd
3242 or print "Reading blob failed\n";
3243 git_footer_html();
3244 }
3245
3246 sub git_blame {
3247 my $fd;
3248
3249 my ($have_blame) = gitweb_check_feature('blame');
3250 if (!$have_blame) {
3251 die_error('403 Permission denied', "Permission denied");
3252 }
3253 die_error('404 Not Found', "File name not defined") if (!$file_name);
3254 $hash_base ||= git_get_head_hash($project);
3255 die_error(undef, "Couldn't find base commit") unless ($hash_base);
3256 my %co = parse_commit($hash_base)
3257 or die_error(undef, "Reading commit failed");
3258 if (!defined $hash) {
3259 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
3260 or die_error(undef, "Error lookup file");
3261 }
3262 open ($fd, "-|", git_cmd(), "annotate", '-l', '-t', '-r', $file_name, $hash_base)
3263 or die_error(undef, "Open git-annotate failed");
3264 git_header_html();
3265 my $formats_nav =
3266 $cgi->a({-href => href(action=>"blob", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3267 "blob") .
3268 " | " .
3269 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base, file_name=>$file_name)},
3270 "history") .
3271 " | " .
3272 $cgi->a({-href => href(action=>"blame", file_name=>$file_name)},
3273 "HEAD");
3274 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3275 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3276 git_print_page_path($file_name, 'blob', $hash_base);
3277 print "<div class=\"page_body\">\n";
3278 print <<HTML;
3279 <table class="blame">
3280 <tr>
3281 <th>Commit</th>
3282 <th>Age</th>
3283 <th>Author</th>
3284 <th>Line</th>
3285 <th>Data</th>
3286 </tr>
3287 HTML
3288 my @line_class = (qw(light dark));
3289 my $line_class_len = scalar (@line_class);
3290 my $line_class_num = $#line_class;
3291 while (my $line = <$fd>) {
3292 my $long_rev;
3293 my $short_rev;
3294 my $author;
3295 my $time;
3296 my $lineno;
3297 my $data;
3298 my $age;
3299 my $age_str;
3300 my $age_class;
3301
3302 chomp $line;
3303 $line_class_num = ($line_class_num + 1) % $line_class_len;
3304
3305 if ($line =~ m/^([0-9a-fA-F]{40})\t\(\s*([^\t]+)\t(\d+) [+-]\d\d\d\d\t(\d+)\)(.*)$/) {
3306 $long_rev = $1;
3307 $author = $2;
3308 $time = $3;
3309 $lineno = $4;
3310 $data = $5;
3311 } else {
3312 print qq( <tr><td colspan="5" class="error">Unable to parse: $line</td></tr>\n);
3313 next;
3314 }
3315 $short_rev = substr ($long_rev, 0, 8);
3316 $age = time () - $time;
3317 $age_str = age_string ($age);
3318 $age_str =~ s/ /&nbsp;/g;
3319 $age_class = age_class($age);
3320 $author = esc_html ($author);
3321 $author =~ s/ /&nbsp;/g;
3322
3323 $data = untabify($data);
3324 $data = esc_html ($data);
3325
3326 print <<HTML;
3327 <tr class="$line_class[$line_class_num]">
3328 <td class="sha1"><a href="${\href (action=>"commit", hash=>$long_rev)}" class="text">$short_rev..</a></td>
3329 <td class="$age_class">$age_str</td>
3330 <td>$author</td>
3331 <td class="linenr"><a id="$lineno" href="#$lineno" class="linenr">$lineno</a></td>
3332 <td class="pre">$data</td>
3333 </tr>
3334 HTML
3335 } # while (my $line = <$fd>)
3336 print "</table>\n\n";
3337 close $fd
3338 or print "Reading blob failed.\n";
3339 print "</div>";
3340 git_footer_html();
3341 }
3342
3343 sub git_tags {
3344 my $head = git_get_head_hash($project);
3345 git_header_html();
3346 git_print_page_nav('','', $head,undef,$head);
3347 git_print_header_div('summary', $project);
3348
3349 my @tagslist = git_get_tags_list();
3350 if (@tagslist) {
3351 git_tags_body(\@tagslist);
3352 }
3353 git_footer_html();
3354 }
3355
3356 sub git_heads {
3357 my $head = git_get_head_hash($project);
3358 git_header_html();
3359 git_print_page_nav('','', $head,undef,$head);
3360 git_print_header_div('summary', $project);
3361
3362 my @headslist = git_get_heads_list();
3363 if (@headslist) {
3364 git_heads_body(\@headslist, $head);
3365 }
3366 git_footer_html();
3367 }
3368
3369 sub git_blob_plain {
3370 my $expires;
3371
3372 if (!defined $hash) {
3373 if (defined $file_name) {
3374 my $base = $hash_base || git_get_head_hash($project);
3375 $hash = git_get_hash_by_path($base, $file_name, "blob")
3376 or die_error(undef, "Error lookup file");
3377 } else {
3378 die_error(undef, "No file name defined");
3379 }
3380 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
3381 # blobs defined by non-textual hash id's can be cached
3382 $expires = "+1d";
3383 }
3384
3385 my $type = shift;
3386 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
3387 or die_error(undef, "Couldn't cat $file_name, $hash");
3388
3389 $type ||= blob_mimetype($fd, $file_name);
3390
3391 # save as filename, even when no $file_name is given
3392 my $save_as = "$hash";
3393 if (defined $file_name) {
3394 $save_as = $file_name;
3395 } elsif ($type =~ m/^text\//) {
3396 $save_as .= '.txt';
3397 }
3398
3399 print $cgi->header(
3400 -type => "$type",
3401 -expires=>$expires,
3402 -content_disposition => 'inline; filename="' . "$save_as" . '"');
3403 undef $/;
3404 binmode STDOUT, ':raw';
3405 print <$fd>;
3406 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
3407 $/ = "\n";
3408 close $fd;
3409 }
3410
3411 sub git_blob {
3412 my $expires;
3413
3414 if (!defined $hash) {
3415 if (defined $file_name) {
3416 my $base = $hash_base || git_get_head_hash($project);
3417 $hash = git_get_hash_by_path($base, $file_name, "blob")
3418 or die_error(undef, "Error lookup file");
3419 } else {
3420 die_error(undef, "No file name defined");
3421 }
3422 } elsif ($hash =~ m/^[0-9a-fA-F]{40}$/) {
3423 # blobs defined by non-textual hash id's can be cached
3424 $expires = "+1d";
3425 }
3426
3427 my ($have_blame) = gitweb_check_feature('blame');
3428 open my $fd, "-|", git_cmd(), "cat-file", "blob", $hash
3429 or die_error(undef, "Couldn't cat $file_name, $hash");
3430 my $mimetype = blob_mimetype($fd, $file_name);
3431 if ($mimetype !~ m!^(?:text/|image/(?:gif|png|jpeg)$)!) {
3432 close $fd;
3433 return git_blob_plain($mimetype);
3434 }
3435 # we can have blame only for text/* mimetype
3436 $have_blame &&= ($mimetype =~ m!^text/!);
3437
3438 git_header_html(undef, $expires);
3439 my $formats_nav = '';
3440 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
3441 if (defined $file_name) {
3442 if ($have_blame) {
3443 $formats_nav .=
3444 $cgi->a({-href => href(action=>"blame", hash_base=>$hash_base,
3445 hash=>$hash, file_name=>$file_name)},
3446 "blame") .
3447 " | ";
3448 }
3449 $formats_nav .=
3450 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
3451 hash=>$hash, file_name=>$file_name)},
3452 "history") .
3453 " | " .
3454 $cgi->a({-href => href(action=>"blob_plain",
3455 hash=>$hash, file_name=>$file_name)},
3456 "raw") .
3457 " | " .
3458 $cgi->a({-href => href(action=>"blob",
3459 hash_base=>"HEAD", file_name=>$file_name)},
3460 "HEAD");
3461 } else {
3462 $formats_nav .=
3463 $cgi->a({-href => href(action=>"blob_plain", hash=>$hash)}, "raw");
3464 }
3465 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3466 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3467 } else {
3468 print "<div class=\"page_nav\">\n" .
3469 "<br/><br/></div>\n" .
3470 "<div class=\"title\">$hash</div>\n";
3471 }
3472 git_print_page_path($file_name, "blob", $hash_base);
3473 print "<div class=\"page_body\">\n";
3474 if ($mimetype =~ m!^text/!) {
3475 my $nr;
3476 while (my $line = <$fd>) {
3477 chomp $line;
3478 $nr++;
3479 $line = untabify($line);
3480 printf "<div class=\"pre\"><a id=\"l%i\" href=\"#l%i\" class=\"linenr\">%4i</a> %s</div>\n",
3481 $nr, $nr, $nr, esc_html($line, -nbsp=>1);
3482 }
3483 } elsif ($mimetype =~ m!^image/!) {
3484 print qq!<img type="$mimetype"!;
3485 if ($file_name) {
3486 print qq! alt="$file_name" title="$file_name"!;
3487 }
3488 print qq! src="! .
3489 href(action=>"blob_plain", hash=>$hash,
3490 hash_base=>$hash_base, file_name=>$file_name) .
3491 qq!" />\n!;
3492 }
3493 close $fd
3494 or print "Reading blob failed.\n";
3495 print "</div>";
3496 git_footer_html();
3497 }
3498
3499 sub git_tree {
3500 my $have_snapshot = gitweb_have_snapshot();
3501
3502 if (!defined $hash_base) {
3503 $hash_base = "HEAD";
3504 }
3505 if (!defined $hash) {
3506 if (defined $file_name) {
3507 $hash = git_get_hash_by_path($hash_base, $file_name, "tree");
3508 } else {
3509 $hash = $hash_base;
3510 }
3511 }
3512 $/ = "\0";
3513 open my $fd, "-|", git_cmd(), "ls-tree", '-z', $hash
3514 or die_error(undef, "Open git-ls-tree failed");
3515 my @entries = map { chomp; $_ } <$fd>;
3516 close $fd or die_error(undef, "Reading tree failed");
3517 $/ = "\n";
3518
3519 my $refs = git_get_references();
3520 my $ref = format_ref_marker($refs, $hash_base);
3521 git_header_html();
3522 my $basedir = '';
3523 my ($have_blame) = gitweb_check_feature('blame');
3524 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
3525 my @views_nav = ();
3526 if (defined $file_name) {
3527 push @views_nav,
3528 $cgi->a({-href => href(action=>"history", hash_base=>$hash_base,
3529 hash=>$hash, file_name=>$file_name)},
3530 "history"),
3531 $cgi->a({-href => href(action=>"tree",
3532 hash_base=>"HEAD", file_name=>$file_name)},
3533 "HEAD"),
3534 }
3535 if ($have_snapshot) {
3536 # FIXME: Should be available when we have no hash base as well.
3537 push @views_nav,
3538 $cgi->a({-href => href(action=>"snapshot", hash=>$hash)},
3539 "snapshot");
3540 }
3541 git_print_page_nav('tree','', $hash_base, undef, undef, join(' | ', @views_nav));
3542 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash_base);
3543 } else {
3544 undef $hash_base;
3545 print "<div class=\"page_nav\">\n";
3546 print "<br/><br/></div>\n";
3547 print "<div class=\"title\">$hash</div>\n";
3548 }
3549 if (defined $file_name) {
3550 $basedir = $file_name;
3551 if ($basedir ne '' && substr($basedir, -1) ne '/') {
3552 $basedir .= '/';
3553 }
3554 }
3555 git_print_page_path($file_name, 'tree', $hash_base);
3556 print "<div class=\"page_body\">\n";
3557 print "<table cellspacing=\"0\">\n";
3558 my $alternate = 1;
3559 # '..' (top directory) link if possible
3560 if (defined $hash_base &&
3561 defined $file_name && $file_name =~ m![^/]+$!) {
3562 if ($alternate) {
3563 print "<tr class=\"dark\">\n";
3564 } else {
3565 print "<tr class=\"light\">\n";
3566 }
3567 $alternate ^= 1;
3568
3569 my $up = $file_name;
3570 $up =~ s!/?[^/]+$!!;
3571 undef $up unless $up;
3572 # based on git_print_tree_entry
3573 print '<td class="mode">' . mode_str('040000') . "</td>\n";
3574 print '<td class="list">';
3575 print $cgi->a({-href => href(action=>"tree", hash_base=>$hash_base,
3576 file_name=>$up)},
3577 "..");
3578 print "</td>\n";
3579 print "<td class=\"link\"></td>\n";
3580
3581 print "</tr>\n";
3582 }
3583 foreach my $line (@entries) {
3584 my %t = parse_ls_tree_line($line, -z => 1);
3585
3586 if ($alternate) {
3587 print "<tr class=\"dark\">\n";
3588 } else {
3589 print "<tr class=\"light\">\n";
3590 }
3591 $alternate ^= 1;
3592
3593 git_print_tree_entry(\%t, $basedir, $hash_base, $have_blame);
3594
3595 print "</tr>\n";
3596 }
3597 print "</table>\n" .
3598 "</div>";
3599 git_footer_html();
3600 }
3601
3602 sub git_snapshot {
3603 my ($ctype, $suffix, $command) = gitweb_check_feature('snapshot');
3604 my $have_snapshot = (defined $ctype && defined $suffix);
3605 if (!$have_snapshot) {
3606 die_error('403 Permission denied', "Permission denied");
3607 }
3608
3609 if (!defined $hash) {
3610 $hash = git_get_head_hash($project);
3611 }
3612
3613 my $filename = basename($project) . "-$hash.tar.$suffix";
3614
3615 print $cgi->header(
3616 -type => "application/$ctype",
3617 -content_disposition => 'inline; filename="' . "$filename" . '"',
3618 -status => '200 OK');
3619
3620 my $git = git_cmd_str();
3621 my $name = $project;
3622 $name =~ s/\047/\047\\\047\047/g;
3623 open my $fd, "-|",
3624 "$git archive --format=tar --prefix=\'$name\'/ $hash | $command"
3625 or die_error(undef, "Execute git-tar-tree failed.");
3626 binmode STDOUT, ':raw';
3627 print <$fd>;
3628 binmode STDOUT, ':utf8'; # as set at the beginning of gitweb.cgi
3629 close $fd;
3630
3631 }
3632
3633 sub git_log {
3634 my $head = git_get_head_hash($project);
3635 if (!defined $hash) {
3636 $hash = $head;
3637 }
3638 if (!defined $page) {
3639 $page = 0;
3640 }
3641 my $refs = git_get_references();
3642
3643 my @commitlist = parse_commits($hash, 101, (100 * $page));
3644
3645 my $paging_nav = format_paging_nav('log', $hash, $head, $page, (100 * ($page+1)));
3646
3647 git_header_html();
3648 git_print_page_nav('log','', $hash,undef,undef, $paging_nav);
3649
3650 if (!@commitlist) {
3651 my %co = parse_commit($hash);
3652
3653 git_print_header_div('summary', $project);
3654 print "<div class=\"page_body\"> Last change $co{'age_string'}.<br/><br/></div>\n";
3655 }
3656 my $to = ($#commitlist >= 99) ? (99) : ($#commitlist);
3657 for (my $i = 0; $i <= $to; $i++) {
3658 my %co = %{$commitlist[$i]};
3659 next if !%co;
3660 my $commit = $co{'id'};
3661 my $ref = format_ref_marker($refs, $commit);
3662 my %ad = parse_date($co{'author_epoch'});
3663 git_print_header_div('commit',
3664 "<span class=\"age\">$co{'age_string'}</span>" .
3665 esc_html($co{'title'}) . $ref,
3666 $commit);
3667 print "<div class=\"title_text\">\n" .
3668 "<div class=\"log_link\">\n" .
3669 $cgi->a({-href => href(action=>"commit", hash=>$commit)}, "commit") .
3670 " | " .
3671 $cgi->a({-href => href(action=>"commitdiff", hash=>$commit)}, "commitdiff") .
3672 " | " .
3673 $cgi->a({-href => href(action=>"tree", hash=>$commit, hash_base=>$commit)}, "tree") .
3674 "<br/>\n" .
3675 "</div>\n" .
3676 "<i>" . esc_html($co{'author_name'}) . " [$ad{'rfc2822'}]</i><br/>\n" .
3677 "</div>\n";
3678
3679 print "<div class=\"log_body\">\n";
3680 git_print_log($co{'comment'}, -final_empty_line=> 1);
3681 print "</div>\n";
3682 }
3683 if ($#commitlist >= 100) {
3684 print "<div class=\"page_nav\">\n";
3685 print $cgi->a({-href => href(action=>"log", hash=>$hash, page=>$page+1),
3686 -accesskey => "n", -title => "Alt-n"}, "next");
3687 print "</div>\n";
3688 }
3689 git_footer_html();
3690 }
3691
3692 sub git_commit {
3693 $hash ||= $hash_base || "HEAD";
3694 my %co = parse_commit($hash);
3695 if (!%co) {
3696 die_error(undef, "Unknown commit object");
3697 }
3698 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
3699 my %cd = parse_date($co{'committer_epoch'}, $co{'committer_tz'});
3700
3701 my $parent = $co{'parent'};
3702 my $parents = $co{'parents'}; # listref
3703
3704 # we need to prepare $formats_nav before any parameter munging
3705 my $formats_nav;
3706 if (!defined $parent) {
3707 # --root commitdiff
3708 $formats_nav .= '(initial)';
3709 } elsif (@$parents == 1) {
3710 # single parent commit
3711 $formats_nav .=
3712 '(parent: ' .
3713 $cgi->a({-href => href(action=>"commit",
3714 hash=>$parent)},
3715 esc_html(substr($parent, 0, 7))) .
3716 ')';
3717 } else {
3718 # merge commit
3719 $formats_nav .=
3720 '(merge: ' .
3721 join(' ', map {
3722 $cgi->a({-href => href(action=>"commitdiff",
3723 hash=>$_)},
3724 esc_html(substr($_, 0, 7)));
3725 } @$parents ) .
3726 ')';
3727 }
3728
3729 if (!defined $parent) {
3730 $parent = "--root";
3731 }
3732 my @difftree;
3733 if (@$parents <= 1) {
3734 # difftree output is not printed for merges
3735 open my $fd, "-|", git_cmd(), "diff-tree", '-r', "--no-commit-id",
3736 @diff_opts, $parent, $hash, "--"
3737 or die_error(undef, "Open git-diff-tree failed");
3738 @difftree = map { chomp; $_ } <$fd>;
3739 close $fd or die_error(undef, "Reading git-diff-tree failed");
3740 }
3741
3742 # non-textual hash id's can be cached
3743 my $expires;
3744 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
3745 $expires = "+1d";
3746 }
3747 my $refs = git_get_references();
3748 my $ref = format_ref_marker($refs, $co{'id'});
3749
3750 my $have_snapshot = gitweb_have_snapshot();
3751
3752 git_header_html(undef, $expires);
3753 git_print_page_nav('commit', '',
3754 $hash, $co{'tree'}, $hash,
3755 $formats_nav);
3756
3757 if (defined $co{'parent'}) {
3758 git_print_header_div('commitdiff', esc_html($co{'title'}) . $ref, $hash);
3759 } else {
3760 git_print_header_div('tree', esc_html($co{'title'}) . $ref, $co{'tree'}, $hash);
3761 }
3762 print "<div class=\"title_text\">\n" .
3763 "<table cellspacing=\"0\">\n";
3764 print "<tr><td>author</td><td>" . esc_html($co{'author'}) . "</td></tr>\n".
3765 "<tr>" .
3766 "<td></td><td> $ad{'rfc2822'}";
3767 if ($ad{'hour_local'} < 6) {
3768 printf(" (<span class=\"atnight\">%02d:%02d</span> %s)",
3769 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
3770 } else {
3771 printf(" (%02d:%02d %s)",
3772 $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
3773 }
3774 print "</td>" .
3775 "</tr>\n";
3776 print "<tr><td>committer</td><td>" . esc_html($co{'committer'}) . "</td></tr>\n";
3777 print "<tr><td></td><td> $cd{'rfc2822'}" .
3778 sprintf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'}) .
3779 "</td></tr>\n";
3780 print "<tr><td>commit</td><td class=\"sha1\">$co{'id'}</td></tr>\n";
3781 print "<tr>" .
3782 "<td>tree</td>" .
3783 "<td class=\"sha1\">" .
3784 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash),
3785 class => "list"}, $co{'tree'}) .
3786 "</td>" .
3787 "<td class=\"link\">" .
3788 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$hash)},
3789 "tree");
3790 if ($have_snapshot) {
3791 print " | " .
3792 $cgi->a({-href => href(action=>"snapshot", hash=>$hash)}, "snapshot");
3793 }
3794 print "</td>" .
3795 "</tr>\n";
3796
3797 foreach my $par (@$parents) {
3798 print "<tr>" .
3799 "<td>parent</td>" .
3800 "<td class=\"sha1\">" .
3801 $cgi->a({-href => href(action=>"commit", hash=>$par),
3802 class => "list"}, $par) .
3803 "</td>" .
3804 "<td class=\"link\">" .
3805 $cgi->a({-href => href(action=>"commit", hash=>$par)}, "commit") .
3806 " | " .
3807 $cgi->a({-href => href(action=>"commitdiff", hash=>$hash, hash_parent=>$par)}, "diff") .
3808 "</td>" .
3809 "</tr>\n";
3810 }
3811 print "</table>".
3812 "</div>\n";
3813
3814 print "<div class=\"page_body\">\n";
3815 git_print_log($co{'comment'});
3816 print "</div>\n";
3817
3818 if (@$parents <= 1) {
3819 # do not output difftree/whatchanged for merges
3820 git_difftree_body(\@difftree, $hash, $parent);
3821 }
3822
3823 git_footer_html();
3824 }
3825
3826 sub git_object {
3827 # object is defined by:
3828 # - hash or hash_base alone
3829 # - hash_base and file_name
3830 my $type;
3831
3832 # - hash or hash_base alone
3833 if ($hash || ($hash_base && !defined $file_name)) {
3834 my $object_id = $hash || $hash_base;
3835
3836 my $git_command = git_cmd_str();
3837 open my $fd, "-|", "$git_command cat-file -t $object_id 2>/dev/null"
3838 or die_error('404 Not Found', "Object does not exist");
3839 $type = <$fd>;
3840 chomp $type;
3841 close $fd
3842 or die_error('404 Not Found', "Object does not exist");
3843
3844 # - hash_base and file_name
3845 } elsif ($hash_base && defined $file_name) {
3846 $file_name =~ s,/+$,,;
3847
3848 system(git_cmd(), "cat-file", '-e', $hash_base) == 0
3849 or die_error('404 Not Found', "Base object does not exist");
3850
3851 # here errors should not hapen
3852 open my $fd, "-|", git_cmd(), "ls-tree", $hash_base, "--", $file_name
3853 or die_error(undef, "Open git-ls-tree failed");
3854 my $line = <$fd>;
3855 close $fd;
3856
3857 #'100644 blob 0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa panic.c'
3858 unless ($line && $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t/) {
3859 die_error('404 Not Found', "File or directory for given base does not exist");
3860 }
3861 $type = $2;
3862 $hash = $3;
3863 } else {
3864 die_error('404 Not Found', "Not enough information to find object");
3865 }
3866
3867 print $cgi->redirect(-uri => href(action=>$type, -full=>1,
3868 hash=>$hash, hash_base=>$hash_base,
3869 file_name=>$file_name),
3870 -status => '302 Found');
3871 }
3872
3873 sub git_blobdiff {
3874 my $format = shift || 'html';
3875
3876 my $fd;
3877 my @difftree;
3878 my %diffinfo;
3879 my $expires;
3880
3881 # preparing $fd and %diffinfo for git_patchset_body
3882 # new style URI
3883 if (defined $hash_base && defined $hash_parent_base) {
3884 if (defined $file_name) {
3885 # read raw output
3886 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
3887 $hash_parent_base, $hash_base,
3888 "--", $file_name
3889 or die_error(undef, "Open git-diff-tree failed");
3890 @difftree = map { chomp; $_ } <$fd>;
3891 close $fd
3892 or die_error(undef, "Reading git-diff-tree failed");
3893 @difftree
3894 or die_error('404 Not Found', "Blob diff not found");
3895
3896 } elsif (defined $hash &&
3897 $hash =~ /[0-9a-fA-F]{40}/) {
3898 # try to find filename from $hash
3899
3900 # read filtered raw output
3901 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
3902 $hash_parent_base, $hash_base, "--"
3903 or die_error(undef, "Open git-diff-tree failed");
3904 @difftree =
3905 # ':100644 100644 03b21826... 3b93d5e7... M ls-files.c'
3906 # $hash == to_id
3907 grep { /^:[0-7]{6} [0-7]{6} [0-9a-fA-F]{40} $hash/ }
3908 map { chomp; $_ } <$fd>;
3909 close $fd
3910 or die_error(undef, "Reading git-diff-tree failed");
3911 @difftree
3912 or die_error('404 Not Found', "Blob diff not found");
3913
3914 } else {
3915 die_error('404 Not Found', "Missing one of the blob diff parameters");
3916 }
3917
3918 if (@difftree > 1) {
3919 die_error('404 Not Found', "Ambiguous blob diff specification");
3920 }
3921
3922 %diffinfo = parse_difftree_raw_line($difftree[0]);
3923 $file_parent ||= $diffinfo{'from_file'} || $file_name || $diffinfo{'file'};
3924 $file_name ||= $diffinfo{'to_file'} || $diffinfo{'file'};
3925
3926 $hash_parent ||= $diffinfo{'from_id'};
3927 $hash ||= $diffinfo{'to_id'};
3928
3929 # non-textual hash id's can be cached
3930 if ($hash_base =~ m/^[0-9a-fA-F]{40}$/ &&
3931 $hash_parent_base =~ m/^[0-9a-fA-F]{40}$/) {
3932 $expires = '+1d';
3933 }
3934
3935 # open patch output
3936 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
3937 '-p', $hash_parent_base, $hash_base,
3938 "--", $file_name
3939 or die_error(undef, "Open git-diff-tree failed");
3940 }
3941
3942 # old/legacy style URI
3943 if (!%diffinfo && # if new style URI failed
3944 defined $hash && defined $hash_parent) {
3945 # fake git-diff-tree raw output
3946 $diffinfo{'from_mode'} = $diffinfo{'to_mode'} = "blob";
3947 $diffinfo{'from_id'} = $hash_parent;
3948 $diffinfo{'to_id'} = $hash;
3949 if (defined $file_name) {
3950 if (defined $file_parent) {
3951 $diffinfo{'status'} = '2';
3952 $diffinfo{'from_file'} = $file_parent;
3953 $diffinfo{'to_file'} = $file_name;
3954 } else { # assume not renamed
3955 $diffinfo{'status'} = '1';
3956 $diffinfo{'from_file'} = $file_name;
3957 $diffinfo{'to_file'} = $file_name;
3958 }
3959 } else { # no filename given
3960 $diffinfo{'status'} = '2';
3961 $diffinfo{'from_file'} = $hash_parent;
3962 $diffinfo{'to_file'} = $hash;
3963 }
3964
3965 # non-textual hash id's can be cached
3966 if ($hash =~ m/^[0-9a-fA-F]{40}$/ &&
3967 $hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
3968 $expires = '+1d';
3969 }
3970
3971 # open patch output
3972 open $fd, "-|", git_cmd(), "diff", '-p', @diff_opts,
3973 $hash_parent, $hash, "--"
3974 or die_error(undef, "Open git-diff failed");
3975 } else {
3976 die_error('404 Not Found', "Missing one of the blob diff parameters")
3977 unless %diffinfo;
3978 }
3979
3980 # header
3981 if ($format eq 'html') {
3982 my $formats_nav =
3983 $cgi->a({-href => href(action=>"blobdiff_plain",
3984 hash=>$hash, hash_parent=>$hash_parent,
3985 hash_base=>$hash_base, hash_parent_base=>$hash_parent_base,
3986 file_name=>$file_name, file_parent=>$file_parent)},
3987 "raw");
3988 git_header_html(undef, $expires);
3989 if (defined $hash_base && (my %co = parse_commit($hash_base))) {
3990 git_print_page_nav('','', $hash_base,$co{'tree'},$hash_base, $formats_nav);
3991 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
3992 } else {
3993 print "<div class=\"page_nav\"><br/>$formats_nav<br/></div>\n";
3994 print "<div class=\"title\">$hash vs $hash_parent</div>\n";
3995 }
3996 if (defined $file_name) {
3997 git_print_page_path($file_name, "blob", $hash_base);
3998 } else {
3999 print "<div class=\"page_path\"></div>\n";
4000 }
4001
4002 } elsif ($format eq 'plain') {
4003 print $cgi->header(
4004 -type => 'text/plain',
4005 -charset => 'utf-8',
4006 -expires => $expires,
4007 -content_disposition => 'inline; filename="' . "$file_name" . '.patch"');
4008
4009 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
4010
4011 } else {
4012 die_error(undef, "Unknown blobdiff format");
4013 }
4014
4015 # patch
4016 if ($format eq 'html') {
4017 print "<div class=\"page_body\">\n";
4018
4019 git_patchset_body($fd, [ \%diffinfo ], $hash_base, $hash_parent_base);
4020 close $fd;
4021
4022 print "</div>\n"; # class="page_body"
4023 git_footer_html();
4024
4025 } else {
4026 while (my $line = <$fd>) {
4027 $line =~ s!a/($hash|$hash_parent)!'a/'.esc_path($diffinfo{'from_file'})!eg;
4028 $line =~ s!b/($hash|$hash_parent)!'b/'.esc_path($diffinfo{'to_file'})!eg;
4029
4030 print $line;
4031
4032 last if $line =~ m!^\+\+\+!;
4033 }
4034 local $/ = undef;
4035 print <$fd>;
4036 close $fd;
4037 }
4038 }
4039
4040 sub git_blobdiff_plain {
4041 git_blobdiff('plain');
4042 }
4043
4044 sub git_commitdiff {
4045 my $format = shift || 'html';
4046 $hash ||= $hash_base || "HEAD";
4047 my %co = parse_commit($hash);
4048 if (!%co) {
4049 die_error(undef, "Unknown commit object");
4050 }
4051
4052 # we need to prepare $formats_nav before any parameter munging
4053 my $formats_nav;
4054 if ($format eq 'html') {
4055 $formats_nav =
4056 $cgi->a({-href => href(action=>"commitdiff_plain",
4057 hash=>$hash, hash_parent=>$hash_parent)},
4058 "raw");
4059
4060 if (defined $hash_parent) {
4061 # commitdiff with two commits given
4062 my $hash_parent_short = $hash_parent;
4063 if ($hash_parent =~ m/^[0-9a-fA-F]{40}$/) {
4064 $hash_parent_short = substr($hash_parent, 0, 7);
4065 }
4066 $formats_nav .=
4067 ' (from: ' .
4068 $cgi->a({-href => href(action=>"commitdiff",
4069 hash=>$hash_parent)},
4070 esc_html($hash_parent_short)) .
4071 ')';
4072 } elsif (!$co{'parent'}) {
4073 # --root commitdiff
4074 $formats_nav .= ' (initial)';
4075 } elsif (scalar @{$co{'parents'}} == 1) {
4076 # single parent commit
4077 $formats_nav .=
4078 ' (parent: ' .
4079 $cgi->a({-href => href(action=>"commitdiff",
4080 hash=>$co{'parent'})},
4081 esc_html(substr($co{'parent'}, 0, 7))) .
4082 ')';
4083 } else {
4084 # merge commit
4085 $formats_nav .=
4086 ' (merge: ' .
4087 join(' ', map {
4088 $cgi->a({-href => href(action=>"commitdiff",
4089 hash=>$_)},
4090 esc_html(substr($_, 0, 7)));
4091 } @{$co{'parents'}} ) .
4092 ')';
4093 }
4094 }
4095
4096 if (!defined $hash_parent) {
4097 $hash_parent = $co{'parent'} || '--root';
4098 }
4099
4100 # read commitdiff
4101 my $fd;
4102 my @difftree;
4103 if ($format eq 'html') {
4104 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4105 "--no-commit-id", "--patch-with-raw", "--full-index",
4106 $hash_parent, $hash, "--"
4107 or die_error(undef, "Open git-diff-tree failed");
4108
4109 while (my $line = <$fd>) {
4110 chomp $line;
4111 # empty line ends raw part of diff-tree output
4112 last unless $line;
4113 push @difftree, $line;
4114 }
4115
4116 } elsif ($format eq 'plain') {
4117 open $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4118 '-p', $hash_parent, $hash, "--"
4119 or die_error(undef, "Open git-diff-tree failed");
4120
4121 } else {
4122 die_error(undef, "Unknown commitdiff format");
4123 }
4124
4125 # non-textual hash id's can be cached
4126 my $expires;
4127 if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
4128 $expires = "+1d";
4129 }
4130
4131 # write commit message
4132 if ($format eq 'html') {
4133 my $refs = git_get_references();
4134 my $ref = format_ref_marker($refs, $co{'id'});
4135
4136 git_header_html(undef, $expires);
4137 git_print_page_nav('commitdiff','', $hash,$co{'tree'},$hash, $formats_nav);
4138 git_print_header_div('commit', esc_html($co{'title'}) . $ref, $hash);
4139 git_print_authorship(\%co);
4140 print "<div class=\"page_body\">\n";
4141 if (@{$co{'comment'}} > 1) {
4142 print "<div class=\"log\">\n";
4143 git_print_log($co{'comment'}, -final_empty_line=> 1, -remove_title => 1);
4144 print "</div>\n"; # class="log"
4145 }
4146
4147 } elsif ($format eq 'plain') {
4148 my $refs = git_get_references("tags");
4149 my $tagname = git_get_rev_name_tags($hash);
4150 my $filename = basename($project) . "-$hash.patch";
4151
4152 print $cgi->header(
4153 -type => 'text/plain',
4154 -charset => 'utf-8',
4155 -expires => $expires,
4156 -content_disposition => 'inline; filename="' . "$filename" . '"');
4157 my %ad = parse_date($co{'author_epoch'}, $co{'author_tz'});
4158 print <<TEXT;
4159 From: $co{'author'}
4160 Date: $ad{'rfc2822'} ($ad{'tz_local'})
4161 Subject: $co{'title'}
4162 TEXT
4163 print "X-Git-Tag: $tagname\n" if $tagname;
4164 print "X-Git-Url: " . $cgi->self_url() . "\n\n";
4165
4166 foreach my $line (@{$co{'comment'}}) {
4167 print "$line\n";
4168 }
4169 print "---\n\n";
4170 }
4171
4172 # write patch
4173 if ($format eq 'html') {
4174 git_difftree_body(\@difftree, $hash, $hash_parent);
4175 print "<br/>\n";
4176
4177 git_patchset_body($fd, \@difftree, $hash, $hash_parent);
4178 close $fd;
4179 print "</div>\n"; # class="page_body"
4180 git_footer_html();
4181
4182 } elsif ($format eq 'plain') {
4183 local $/ = undef;
4184 print <$fd>;
4185 close $fd
4186 or print "Reading git-diff-tree failed\n";
4187 }
4188 }
4189
4190 sub git_commitdiff_plain {
4191 git_commitdiff('plain');
4192 }
4193
4194 sub git_history {
4195 if (!defined $hash_base) {
4196 $hash_base = git_get_head_hash($project);
4197 }
4198 if (!defined $page) {
4199 $page = 0;
4200 }
4201 my $ftype;
4202 my %co = parse_commit($hash_base);
4203 if (!%co) {
4204 die_error(undef, "Unknown commit object");
4205 }
4206
4207 my $refs = git_get_references();
4208 my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
4209
4210 if (!defined $hash && defined $file_name) {
4211 $hash = git_get_hash_by_path($hash_base, $file_name);
4212 }
4213 if (defined $hash) {
4214 $ftype = git_get_type($hash);
4215 }
4216
4217 my @commitlist = parse_commits($hash_base, 101, (100 * $page), "--full-history", $file_name);
4218
4219 my $paging_nav = '';
4220 if ($page > 0) {
4221 $paging_nav .=
4222 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4223 file_name=>$file_name)},
4224 "first");
4225 $paging_nav .= " &sdot; " .
4226 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4227 file_name=>$file_name, page=>$page-1),
4228 -accesskey => "p", -title => "Alt-p"}, "prev");
4229 } else {
4230 $paging_nav .= "first";
4231 $paging_nav .= " &sdot; prev";
4232 }
4233 if ($#commitlist >= 100) {
4234 $paging_nav .= " &sdot; " .
4235 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4236 file_name=>$file_name, page=>$page+1),
4237 -accesskey => "n", -title => "Alt-n"}, "next");
4238 } else {
4239 $paging_nav .= " &sdot; next";
4240 }
4241 my $next_link = '';
4242 if ($#commitlist >= 100) {
4243 $next_link =
4244 $cgi->a({-href => href(action=>"history", hash=>$hash, hash_base=>$hash_base,
4245 file_name=>$file_name, page=>$page+1),
4246 -accesskey => "n", -title => "Alt-n"}, "next");
4247 }
4248
4249 git_header_html();
4250 git_print_page_nav('history','', $hash_base,$co{'tree'},$hash_base, $paging_nav);
4251 git_print_header_div('commit', esc_html($co{'title'}), $hash_base);
4252 git_print_page_path($file_name, $ftype, $hash_base);
4253
4254 git_history_body(\@commitlist, 0, 99,
4255 $refs, $hash_base, $ftype, $next_link);
4256
4257 git_footer_html();
4258 }
4259
4260 sub git_search {
4261 my ($have_search) = gitweb_check_feature('search');
4262 if (!$have_search) {
4263 die_error('403 Permission denied', "Permission denied");
4264 }
4265 if (!defined $searchtext) {
4266 die_error(undef, "Text field empty");
4267 }
4268 if (!defined $hash) {
4269 $hash = git_get_head_hash($project);
4270 }
4271 my %co = parse_commit($hash);
4272 if (!%co) {
4273 die_error(undef, "Unknown commit object");
4274 }
4275 if (!defined $page) {
4276 $page = 0;
4277 }
4278
4279 $searchtype ||= 'commit';
4280 if ($searchtype eq 'pickaxe') {
4281 # pickaxe may take all resources of your box and run for several minutes
4282 # with every query - so decide by yourself how public you make this feature
4283 my ($have_pickaxe) = gitweb_check_feature('pickaxe');
4284 if (!$have_pickaxe) {
4285 die_error('403 Permission denied', "Permission denied");
4286 }
4287 }
4288
4289 git_header_html();
4290
4291 if ($searchtype eq 'commit' or $searchtype eq 'author' or $searchtype eq 'committer') {
4292 my $greptype;
4293 if ($searchtype eq 'commit') {
4294 $greptype = "--grep=";
4295 } elsif ($searchtype eq 'author') {
4296 $greptype = "--author=";
4297 } elsif ($searchtype eq 'committer') {
4298 $greptype = "--committer=";
4299 }
4300 $greptype .= $searchtext;
4301 my @commitlist = parse_commits($hash, 101, (100 * $page), $greptype);
4302
4303 my $paging_nav = '';
4304 if ($page > 0) {
4305 $paging_nav .=
4306 $cgi->a({-href => href(action=>"search", hash=>$hash,
4307 searchtext=>$searchtext, searchtype=>$searchtype)},
4308 "first");
4309 $paging_nav .= " &sdot; " .
4310 $cgi->a({-href => href(action=>"search", hash=>$hash,
4311 searchtext=>$searchtext, searchtype=>$searchtype,
4312 page=>$page-1),
4313 -accesskey => "p", -title => "Alt-p"}, "prev");
4314 } else {
4315 $paging_nav .= "first";
4316 $paging_nav .= " &sdot; prev";
4317 }
4318 if ($#commitlist >= 100) {
4319 $paging_nav .= " &sdot; " .
4320 $cgi->a({-href => href(action=>"search", hash=>$hash,
4321 searchtext=>$searchtext, searchtype=>$searchtype,
4322 page=>$page+1),
4323 -accesskey => "n", -title => "Alt-n"}, "next");
4324 } else {
4325 $paging_nav .= " &sdot; next";
4326 }
4327 my $next_link = '';
4328 if ($#commitlist >= 100) {
4329 $next_link =
4330 $cgi->a({-href => href(action=>"search", hash=>$hash,
4331 searchtext=>$searchtext, searchtype=>$searchtype,
4332 page=>$page+1),
4333 -accesskey => "n", -title => "Alt-n"}, "next");
4334 }
4335
4336 git_print_page_nav('','', $hash,$co{'tree'},$hash, $paging_nav);
4337 git_print_header_div('commit', esc_html($co{'title'}), $hash);
4338 git_search_grep_body(\@commitlist, 0, 99, $next_link);
4339 }
4340
4341 if ($searchtype eq 'pickaxe') {
4342 git_print_page_nav('','', $hash,$co{'tree'},$hash);
4343 git_print_header_div('commit', esc_html($co{'title'}), $hash);
4344
4345 print "<table cellspacing=\"0\">\n";
4346 my $alternate = 1;
4347 $/ = "\n";
4348 my $git_command = git_cmd_str();
4349 open my $fd, "-|", "$git_command rev-list $hash | " .
4350 "$git_command diff-tree -r --stdin -S\'$searchtext\'";
4351 undef %co;
4352 my @files;
4353 while (my $line = <$fd>) {
4354 if (%co && $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/) {
4355 my %set;
4356 $set{'file'} = $6;
4357 $set{'from_id'} = $3;
4358 $set{'to_id'} = $4;
4359 $set{'id'} = $set{'to_id'};
4360 if ($set{'id'} =~ m/0{40}/) {
4361 $set{'id'} = $set{'from_id'};
4362 }
4363 if ($set{'id'} =~ m/0{40}/) {
4364 next;
4365 }
4366 push @files, \%set;
4367 } elsif ($line =~ m/^([0-9a-fA-F]{40})$/){
4368 if (%co) {
4369 if ($alternate) {
4370 print "<tr class=\"dark\">\n";
4371 } else {
4372 print "<tr class=\"light\">\n";
4373 }
4374 $alternate ^= 1;
4375 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
4376 "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
4377 "<td>" .
4378 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'}),
4379 -class => "list subject"},
4380 esc_html(chop_str($co{'title'}, 50)) . "<br/>");
4381 while (my $setref = shift @files) {
4382 my %set = %$setref;
4383 print $cgi->a({-href => href(action=>"blob", hash_base=>$co{'id'},
4384 hash=>$set{'id'}, file_name=>$set{'file'}),
4385 -class => "list"},
4386 "<span class=\"match\">" . esc_path($set{'file'}) . "</span>") .
4387 "<br/>\n";
4388 }
4389 print "</td>\n" .
4390 "<td class=\"link\">" .
4391 $cgi->a({-href => href(action=>"commit", hash=>$co{'id'})}, "commit") .
4392 " | " .
4393 $cgi->a({-href => href(action=>"tree", hash=>$co{'tree'}, hash_base=>$co{'id'})}, "tree");
4394 print "</td>\n" .
4395 "</tr>\n";
4396 }
4397 %co = parse_commit($1);
4398 }
4399 }
4400 close $fd;
4401
4402 print "</table>\n";
4403 }
4404 git_footer_html();
4405 }
4406
4407 sub git_search_help {
4408 git_header_html();
4409 git_print_page_nav('','', $hash,$hash,$hash);
4410 print <<EOT;
4411 <dl>
4412 <dt><b>commit</b></dt>
4413 <dd>The commit messages and authorship information will be scanned for the given string.</dd>
4414 <dt><b>author</b></dt>
4415 <dd>Name and e-mail of the change author and date of birth of the patch will be scanned for the given string.</dd>
4416 <dt><b>committer</b></dt>
4417 <dd>Name and e-mail of the committer and date of commit will be scanned for the given string.</dd>
4418 EOT
4419 my ($have_pickaxe) = gitweb_check_feature('pickaxe');
4420 if ($have_pickaxe) {
4421 print <<EOT;
4422 <dt><b>pickaxe</b></dt>
4423 <dd>All commits that caused the string to appear or disappear from any file (changes that
4424 added, removed or "modified" the string) will be listed. This search can take a while and
4425 takes a lot of strain on the server, so please use it wisely.</dd>
4426 EOT
4427 }
4428 print "</dl>\n";
4429 git_footer_html();
4430 }
4431
4432 sub git_shortlog {
4433 my $head = git_get_head_hash($project);
4434 if (!defined $hash) {
4435 $hash = $head;
4436 }
4437 if (!defined $page) {
4438 $page = 0;
4439 }
4440 my $refs = git_get_references();
4441
4442 my @commitlist = parse_commits($hash, 101, (100 * $page));
4443
4444 my $paging_nav = format_paging_nav('shortlog', $hash, $head, $page, (100 * ($page+1)));
4445 my $next_link = '';
4446 if ($#commitlist >= 100) {
4447 $next_link =
4448 $cgi->a({-href => href(action=>"shortlog", hash=>$hash, page=>$page+1),
4449 -accesskey => "n", -title => "Alt-n"}, "next");
4450 }
4451
4452 git_header_html();
4453 git_print_page_nav('shortlog','', $hash,$hash,$hash, $paging_nav);
4454 git_print_header_div('summary', $project);
4455
4456 git_shortlog_body(\@commitlist, 0, 99, $refs, $next_link);
4457
4458 git_footer_html();
4459 }
4460
4461 ## ......................................................................
4462 ## feeds (RSS, Atom; OPML)
4463
4464 sub git_feed {
4465 my $format = shift || 'atom';
4466 my ($have_blame) = gitweb_check_feature('blame');
4467
4468 # Atom: http://www.atomenabled.org/developers/syndication/
4469 # RSS: http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
4470 if ($format ne 'rss' && $format ne 'atom') {
4471 die_error(undef, "Unknown web feed format");
4472 }
4473
4474 # log/feed of current (HEAD) branch, log of given branch, history of file/directory
4475 my $head = $hash || 'HEAD';
4476 my @commitlist = parse_commits($head, 150);
4477
4478 my %latest_commit;
4479 my %latest_date;
4480 my $content_type = "application/$format+xml";
4481 if (defined $cgi->http('HTTP_ACCEPT') &&
4482 $cgi->Accept('text/xml') > $cgi->Accept($content_type)) {
4483 # browser (feed reader) prefers text/xml
4484 $content_type = 'text/xml';
4485 }
4486 if (defined($commitlist[0])) {
4487 %latest_commit = %{$commitlist[0]};
4488 %latest_date = parse_date($latest_commit{'author_epoch'});
4489 print $cgi->header(
4490 -type => $content_type,
4491 -charset => 'utf-8',
4492 -last_modified => $latest_date{'rfc2822'});
4493 } else {
4494 print $cgi->header(
4495 -type => $content_type,
4496 -charset => 'utf-8');
4497 }
4498
4499 # Optimization: skip generating the body if client asks only
4500 # for Last-Modified date.
4501 return if ($cgi->request_method() eq 'HEAD');
4502
4503 # header variables
4504 my $title = "$site_name - $project/$action";
4505 my $feed_type = 'log';
4506 if (defined $hash) {
4507 $title .= " - '$hash'";
4508 $feed_type = 'branch log';
4509 if (defined $file_name) {
4510 $title .= " :: $file_name";
4511 $feed_type = 'history';
4512 }
4513 } elsif (defined $file_name) {
4514 $title .= " - $file_name";
4515 $feed_type = 'history';
4516 }
4517 $title .= " $feed_type";
4518 my $descr = git_get_project_description($project);
4519 if (defined $descr) {
4520 $descr = esc_html($descr);
4521 } else {
4522 $descr = "$project " .
4523 ($format eq 'rss' ? 'RSS' : 'Atom') .
4524 " feed";
4525 }
4526 my $owner = git_get_project_owner($project);
4527 $owner = esc_html($owner);
4528
4529 #header
4530 my $alt_url;
4531 if (defined $file_name) {
4532 $alt_url = href(-full=>1, action=>"history", hash=>$hash, file_name=>$file_name);
4533 } elsif (defined $hash) {
4534 $alt_url = href(-full=>1, action=>"log", hash=>$hash);
4535 } else {
4536 $alt_url = href(-full=>1, action=>"summary");
4537 }
4538 print qq!<?xml version="1.0" encoding="utf-8"?>\n!;
4539 if ($format eq 'rss') {
4540 print <<XML;
4541 <rss version="2.0" xmlns:content="http://purl.org/rss/1.0/modules/content/">
4542 <channel>
4543 XML
4544 print "<title>$title</title>\n" .
4545 "<link>$alt_url</link>\n" .
4546 "<description>$descr</description>\n" .
4547 "<language>en</language>\n";
4548 } elsif ($format eq 'atom') {
4549 print <<XML;
4550 <feed xmlns="http://www.w3.org/2005/Atom">
4551 XML
4552 print "<title>$title</title>\n" .
4553 "<subtitle>$descr</subtitle>\n" .
4554 '<link rel="alternate" type="text/html" href="' .
4555 $alt_url . '" />' . "\n" .
4556 '<link rel="self" type="' . $content_type . '" href="' .
4557 $cgi->self_url() . '" />' . "\n" .
4558 "<id>" . href(-full=>1) . "</id>\n" .
4559 # use project owner for feed author
4560 "<author><name>$owner</name></author>\n";
4561 if (defined $favicon) {
4562 print "<icon>" . esc_url($favicon) . "</icon>\n";
4563 }
4564 if (defined $logo_url) {
4565 # not twice as wide as tall: 72 x 27 pixels
4566 print "<logo>" . esc_url($logo) . "</logo>\n";
4567 }
4568 if (! %latest_date) {
4569 # dummy date to keep the feed valid until commits trickle in:
4570 print "<updated>1970-01-01T00:00:00Z</updated>\n";
4571 } else {
4572 print "<updated>$latest_date{'iso-8601'}</updated>\n";
4573 }
4574 }
4575
4576 # contents
4577 for (my $i = 0; $i <= $#commitlist; $i++) {
4578 my %co = %{$commitlist[$i]};
4579 my $commit = $co{'id'};
4580 # we read 150, we always show 30 and the ones more recent than 48 hours
4581 if (($i >= 20) && ((time - $co{'author_epoch'}) > 48*60*60)) {
4582 last;
4583 }
4584 my %cd = parse_date($co{'author_epoch'});
4585
4586 # get list of changed files
4587 open my $fd, "-|", git_cmd(), "diff-tree", '-r', @diff_opts,
4588 $co{'parent'}, $co{'id'}, "--", (defined $file_name ? $file_name : ())
4589 or next;
4590 my @difftree = map { chomp; $_ } <$fd>;
4591 close $fd
4592 or next;
4593
4594 # print element (entry, item)
4595 my $co_url = href(-full=>1, action=>"commit", hash=>$commit);
4596 if ($format eq 'rss') {
4597 print "<item>\n" .
4598 "<title>" . esc_html($co{'title'}) . "</title>\n" .
4599 "<author>" . esc_html($co{'author'}) . "</author>\n" .
4600 "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
4601 "<guid isPermaLink=\"true\">$co_url</guid>\n" .
4602 "<link>$co_url</link>\n" .
4603 "<description>" . esc_html($co{'title'}) . "</description>\n" .
4604 "<content:encoded>" .
4605 "<![CDATA[\n";
4606 } elsif ($format eq 'atom') {
4607 print "<entry>\n" .
4608 "<title type=\"html\">" . esc_html($co{'title'}) . "</title>\n" .
4609 "<updated>$cd{'iso-8601'}</updated>\n" .
4610 "<author>\n" .
4611 " <name>" . esc_html($co{'author_name'}) . "</name>\n";
4612 if ($co{'author_email'}) {
4613 print " <email>" . esc_html($co{'author_email'}) . "</email>\n";
4614 }
4615 print "</author>\n" .
4616 # use committer for contributor
4617 "<contributor>\n" .
4618 " <name>" . esc_html($co{'committer_name'}) . "</name>\n";
4619 if ($co{'committer_email'}) {
4620 print " <email>" . esc_html($co{'committer_email'}) . "</email>\n";
4621 }
4622 print "</contributor>\n" .
4623 "<published>$cd{'iso-8601'}</published>\n" .
4624 "<link rel=\"alternate\" type=\"text/html\" href=\"$co_url\" />\n" .
4625 "<id>$co_url</id>\n" .
4626 "<content type=\"xhtml\" xml:base=\"" . esc_url($my_url) . "\">\n" .
4627 "<div xmlns=\"http://www.w3.org/1999/xhtml\">\n";
4628 }
4629 my $comment = $co{'comment'};
4630 print "<pre>\n";
4631 foreach my $line (@$comment) {
4632 $line = esc_html($line);
4633 print "$line\n";
4634 }
4635 print "</pre><ul>\n";
4636 foreach my $difftree_line (@difftree) {
4637 my %difftree = parse_difftree_raw_line($difftree_line);
4638 next if !$difftree{'from_id'};
4639
4640 my $file = $difftree{'file'} || $difftree{'to_file'};
4641
4642 print "<li>" .
4643 "[" .
4644 $cgi->a({-href => href(-full=>1, action=>"blobdiff",
4645 hash=>$difftree{'to_id'}, hash_parent=>$difftree{'from_id'},
4646 hash_base=>$co{'id'}, hash_parent_base=>$co{'parent'},
4647 file_name=>$file, file_parent=>$difftree{'from_file'}),
4648 -title => "diff"}, 'D');
4649 if ($have_blame) {
4650 print $cgi->a({-href => href(-full=>1, action=>"blame",
4651 file_name=>$file, hash_base=>$commit),
4652 -title => "blame"}, 'B');
4653 }
4654 # if this is not a feed of a file history
4655 if (!defined $file_name || $file_name ne $file) {
4656 print $cgi->a({-href => href(-full=>1, action=>"history",
4657 file_name=>$file, hash=>$commit),
4658 -title => "history"}, 'H');
4659 }
4660 $file = esc_path($file);
4661 print "] ".
4662 "$file</li>\n";
4663 }
4664 if ($format eq 'rss') {
4665 print "</ul>]]>\n" .
4666 "</content:encoded>\n" .
4667 "</item>\n";
4668 } elsif ($format eq 'atom') {
4669 print "</ul>\n</div>\n" .
4670 "</content>\n" .
4671 "</entry>\n";
4672 }
4673 }
4674
4675 # end of feed
4676 if ($format eq 'rss') {
4677 print "</channel>\n</rss>\n";
4678 } elsif ($format eq 'atom') {
4679 print "</feed>\n";
4680 }
4681 }
4682
4683 sub git_rss {
4684 git_feed('rss');
4685 }
4686
4687 sub git_atom {
4688 git_feed('atom');
4689 }
4690
4691 sub git_opml {
4692 my @list = git_get_projects_list();
4693
4694 print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
4695 print <<XML;
4696 <?xml version="1.0" encoding="utf-8"?>
4697 <opml version="1.0">
4698 <head>
4699 <title>$site_name OPML Export</title>
4700 </head>
4701 <body>
4702 <outline text="git RSS feeds">
4703 XML
4704
4705 foreach my $pr (@list) {
4706 my %proj = %$pr;
4707 my $head = git_get_head_hash($proj{'path'});
4708 if (!defined $head) {
4709 next;
4710 }
4711 $git_dir = "$projectroot/$proj{'path'}";
4712 my %co = parse_commit($head);
4713 if (!%co) {
4714 next;
4715 }
4716
4717 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
4718 my $rss = "$my_url?p=$proj{'path'};a=rss";
4719 my $html = "$my_url?p=$proj{'path'};a=summary";
4720 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
4721 }
4722 print <<XML;
4723 </outline>
4724 </body>
4725 </opml>
4726 XML
4727 }