gitweb/gitweb.cgi

   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 binmode STDOUT, ':utf8';
  18
  19 my $cgi = new CGI;
  20 my $version =           "267";
  21 my $my_url =            $cgi->url();
  22 my $my_uri =            $cgi->url(-absolute => 1);
  23 my $rss_link =          "";
  24
  25 # absolute fs-path which will be prepended to the project path
  26 #my $projectroot =      "/pub/scm";
  27 my $projectroot =       "/home/kay/public_html/pub/scm";
  28
  29 # location of the git-core binaries
  30 my $gitbin =            "/usr/bin";
  31
  32 # location for temporary files needed for diffs
  33 my $git_temp =          "/tmp/gitweb";
  34
  35 # target of the home link on top of all pages
  36 my $home_link =         $my_uri;
  37
  38 # html text to include at home page
  39 my $home_text =         "indextext.html";
  40
  41 # URI of default stylesheet
  42 my $stylesheet =        "gitweb.css";
  43
  44 # source of projects list
  45 #my $projects_list =    $projectroot;
  46 my $projects_list =     "index/index.aux";
  47
  48 # default blob_plain mimetype and default charset for text/plain blob
  49 my $default_blob_plain_mimetype = 'text/plain';
  50 my $default_text_plain_charset  = 'utf-8';      # can be undefined
  51
  52 # input validation and dispatch
  53 my $action = $cgi->param('a');
  54 if (defined $action) {
  55         if ($action =~ m/[^0-9a-zA-Z\.\-_]/) {
  56                 undef $action;
  57                 die_error(undef, "Invalid action parameter.");
  58         }
  59         if ($action eq "git-logo.png") {
  60                 git_logo();
  61                 exit;
  62         } elsif ($action eq "opml") {
  63                 git_opml();
  64                 exit;
  65         }
  66 }
  67
  68 my $order = $cgi->param('o');
  69 if (defined $order) {
  70         if ($order =~ m/[^0-9a-zA-Z_]/) {
  71                 undef $order;
  72                 die_error(undef, "Invalid order parameter.");
  73         }
  74 }
  75
  76 my $project = $cgi->param('p');
  77 if (defined $project) {
  78         $project = validate_input($project);
  79         if (!defined($project)) {
  80                 die_error(undef, "Invalid project parameter.");
  81         }
  82         if (!(-d "$projectroot/$project")) {
  83                 undef $project;
  84                 die_error(undef, "No such directory.");
  85         }
  86         if (!(-e "$projectroot/$project/HEAD")) {
  87                 undef $project;
  88                 die_error(undef, "No such project.");
  89         }
  90         $rss_link = "<link rel=\"alternate\" title=\"" . esc_param($project) . " log\" href=\"" .
  91                     "$my_uri?" . esc_param("p=$project;a=rss") . "\" type=\"application/rss+xml\"/>";
  92         $ENV{'GIT_DIR'} = "$projectroot/$project";
  93 } else {
  94         git_project_list();
  95         exit;
  96 }
  97
  98 my $file_name = $cgi->param('f');
  99 if (defined $file_name) {
 100         $file_name = validate_input($file_name);
 101         if (!defined($file_name)) {
 102                 die_error(undef, "Invalid file parameter.");
 103         }
 104 }
 105
 106 my $hash = $cgi->param('h');
 107 if (defined $hash) {
 108         $hash = validate_input($hash);
 109         if (!defined($hash)) {
 110                 die_error(undef, "Invalid hash parameter.");
 111         }
 112 }
 113
 114 my $hash_parent = $cgi->param('hp');
 115 if (defined $hash_parent) {
 116         $hash_parent = validate_input($hash_parent);
 117         if (!defined($hash_parent)) {
 118                 die_error(undef, "Invalid hash parent parameter.");
 119         }
 120 }
 121
 122 my $hash_base = $cgi->param('hb');
 123 if (defined $hash_base) {
 124         $hash_base = validate_input($hash_base);
 125         if (!defined($hash_base)) {
 126                 die_error(undef, "Invalid hash base parameter.");
 127         }
 128 }
 129
 130 my $page = $cgi->param('pg');
 131 if (defined $page) {
 132         if ($page =~ m/[^0-9]$/) {
 133                 undef $page;
 134                 die_error(undef, "Invalid page parameter.");
 135         }
 136 }
 137
 138 my $searchtext = $cgi->param('s');
 139 if (defined $searchtext) {
 140         if ($searchtext =~ m/[^a-zA-Z0-9_\.\/\-\+\:\@ ]/) {
 141                 undef $searchtext;
 142                 die_error(undef, "Invalid search parameter.");
 143         }
 144         $searchtext = quotemeta $searchtext;
 145 }
 146
 147 sub validate_input {
 148         my $input = shift;
 149
 150         if ($input =~ m/^[0-9a-fA-F]{40}$/) {
 151                 return $input;
 152         }
 153         if ($input =~ m/(^|\/)(|\.|\.\.)($|\/)/) {
 154                 return undef;
 155         }
 156         if ($input =~ m/[^a-zA-Z0-9_\x80-\xff\ \t\.\/\-\+\#\~\%]/) {
 157                 return undef;
 158         }
 159         return $input;
 160 }
 161
 162 if (!defined $action || $action eq "summary") {
 163         git_summary();
 164         exit;
 165 } elsif ($action eq "heads") {
 166         git_heads();
 167         exit;
 168 } elsif ($action eq "tags") {
 169         git_tags();
 170         exit;
 171 } elsif ($action eq "blob") {
 172         git_blob();
 173         exit;
 174 } elsif ($action eq "blob_plain") {
 175         git_blob_plain();
 176         exit;
 177 } elsif ($action eq "tree") {
 178         git_tree();
 179         exit;
 180 } elsif ($action eq "rss") {
 181         git_rss();
 182         exit;
 183 } elsif ($action eq "commit") {
 184         git_commit();
 185         exit;
 186 } elsif ($action eq "log") {
 187         git_log();
 188         exit;
 189 } elsif ($action eq "blobdiff") {
 190         git_blobdiff();
 191         exit;
 192 } elsif ($action eq "blobdiff_plain") {
 193         git_blobdiff_plain();
 194         exit;
 195 } elsif ($action eq "commitdiff") {
 196         git_commitdiff();
 197         exit;
 198 } elsif ($action eq "commitdiff_plain") {
 199         git_commitdiff_plain();
 200         exit;
 201 } elsif ($action eq "history") {
 202         git_history();
 203         exit;
 204 } elsif ($action eq "search") {
 205         git_search();
 206         exit;
 207 } elsif ($action eq "shortlog") {
 208         git_shortlog();
 209         exit;
 210 } elsif ($action eq "tag") {
 211         git_tag();
 212         exit;
 213 } elsif ($action eq "blame") {
 214         git_blame();
 215         exit;
 216 } else {
 217         undef $action;
 218         die_error(undef, "Unknown action.");
 219         exit;
 220 }
 221
 222 # quote unsafe chars, but keep the slash, even when it's not
 223 # correct, but quoted slashes look too horrible in bookmarks
 224 sub esc_param {
 225         my $str = shift;
 226         $str =~ s/([^A-Za-z0-9\-_.~();\/;?:@&=])/sprintf("%%%02X", ord($1))/eg;
 227         $str =~ s/\+/%2B/g;
 228         $str =~ s/ /\+/g;
 229         return $str;
 230 }
 231
 232 # replace invalid utf8 character with SUBSTITUTION sequence
 233 sub esc_html {
 234         my $str = shift;
 235         $str = decode("utf8", $str, Encode::FB_DEFAULT);
 236         $str = escapeHTML($str);
 237         return $str;
 238 }
 239
 240 # git may return quoted and escaped filenames
 241 sub unquote {
 242         my $str = shift;
 243         if ($str =~ m/^"(.*)"$/) {
 244                 $str = $1;
 245                 $str =~ s/\\([0-7]{1,3})/chr(oct($1))/eg;
 246         }
 247         return $str;
 248 }
 249
 250 sub git_header_html {
 251         my $status = shift || "200 OK";
 252         my $expires = shift;
 253
 254         my $title = "git";
 255         if (defined $project) {
 256                 $title .= " - $project";
 257                 if (defined $action) {
 258                         $title .= "/$action";
 259                 }
 260         }
 261         print $cgi->header(-type=>'text/html',  -charset => 'utf-8', -status=> $status, -expires => $expires);
 262         print <<EOF;
 263 <?xml version="1.0" encoding="utf-8"?>
 264 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
 265 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
 266 <!-- git web interface v$version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
 267 <head>
 268 <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
 269 <meta name="robots" content="index, nofollow"/>
 270 <link rel="stylesheet" href="$stylesheet"/>
 271 <title>$title</title>
 272 $rss_link
 273 </head>
 274 <body>
 275 EOF
 276         print "<div class=\"page_header\">\n" .
 277               "<a href=\"http://www.kernel.org/pub/software/scm/git/docs/\" title=\"git documentation\">" .
 278               "<img src=\"$my_uri?" . esc_param("a=git-logo.png") . "\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/>" .
 279               "</a>\n";
 280         print $cgi->a({-href => esc_param($home_link)}, "projects") . " / ";
 281         if (defined $project) {
 282                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, esc_html($project));
 283                 if (defined $action) {
 284                         print " / $action";
 285                 }
 286                 print "\n";
 287                 if (!defined $searchtext) {
 288                         $searchtext = "";
 289                 }
 290                 my $search_hash;
 291                 if (defined $hash) {
 292                         $search_hash = $hash;
 293                 } else {
 294                         $search_hash  = "HEAD";
 295                 }
 296                 $cgi->param("a", "search");
 297                 $cgi->param("h", $search_hash);
 298                 print $cgi->startform(-method => "get", -action => $my_uri) .
 299                       "<div class=\"search\">\n" .
 300                       $cgi->hidden(-name => "p") . "\n" .
 301                       $cgi->hidden(-name => "a") . "\n" .
 302                       $cgi->hidden(-name => "h") . "\n" .
 303                       $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
 304                       "</div>" .
 305                       $cgi->end_form() . "\n";
 306         }
 307         print "</div>\n";
 308 }
 309
 310 sub git_footer_html {
 311         print "<div class=\"page_footer\">\n";
 312         if (defined $project) {
 313                 my $descr = git_read_description($project);
 314                 if (defined $descr) {
 315                         print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
 316                 }
 317                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=rss"), -class => "rss_logo"}, "RSS") . "\n";
 318         } else {
 319                 print $cgi->a({-href => "$my_uri?" . esc_param("a=opml"), -class => "rss_logo"}, "OPML") . "\n";
 320         }
 321         print "</div>\n" .
 322               "</body>\n" .
 323               "</html>";
 324 }
 325
 326 sub die_error {
 327         my $status = shift || "403 Forbidden";
 328         my $error = shift || "Malformed query, file missing or permission denied";
 329
 330         git_header_html($status);
 331         print "<div class=\"page_body\">\n" .
 332               "<br/><br/>\n" .
 333               "$status - $error\n" .
 334               "<br/>\n" .
 335               "</div>\n";
 336         git_footer_html();
 337         exit;
 338 }
 339
 340 sub git_get_type {
 341         my $hash = shift;
 342
 343         open my $fd, "-|", "$gitbin/git-cat-file -t $hash" or return;
 344         my $type = <$fd>;
 345         close $fd or return;
 346         chomp $type;
 347         return $type;
 348 }
 349
 350 sub git_read_head {
 351         my $project = shift;
 352         my $oENV = $ENV{'GIT_DIR'};
 353         my $retval = undef;
 354         $ENV{'GIT_DIR'} = "$projectroot/$project";
 355         if (open my $fd, "-|", "$gitbin/git-rev-parse", "--verify", "HEAD") {
 356                 my $head = <$fd>;
 357                 close $fd;
 358                 if (defined $head && $head =~ /^([0-9a-fA-F]{40})$/) {
 359                         $retval = $1;
 360                 }
 361         }
 362         if (defined $oENV) {
 363                 $ENV{'GIT_DIR'} = $oENV;
 364         }
 365         return $retval;
 366 }
 367
 368 sub git_read_hash {
 369         my $path = shift;
 370
 371         open my $fd, "$projectroot/$path" or return undef;
 372         my $head = <$fd>;
 373         close $fd;
 374         chomp $head;
 375         if ($head =~ m/^[0-9a-fA-F]{40}$/) {
 376                 return $head;
 377         }
 378 }
 379
 380 sub git_read_description {
 381         my $path = shift;
 382
 383         open my $fd, "$projectroot/$path/description" or return undef;
 384         my $descr = <$fd>;
 385         close $fd;
 386         chomp $descr;
 387         return $descr;
 388 }
 389
 390 sub git_read_tag {
 391         my $tag_id = shift;
 392         my %tag;
 393         my @comment;
 394
 395         open my $fd, "-|", "$gitbin/git-cat-file tag $tag_id" or return;
 396         $tag{'id'} = $tag_id;
 397         while (my $line = <$fd>) {
 398                 chomp $line;
 399                 if ($line =~ m/^object ([0-9a-fA-F]{40})$/) {
 400                         $tag{'object'} = $1;
 401                 } elsif ($line =~ m/^type (.+)$/) {
 402                         $tag{'type'} = $1;
 403                 } elsif ($line =~ m/^tag (.+)$/) {
 404                         $tag{'name'} = $1;
 405                 } elsif ($line =~ m/^tagger (.*) ([0-9]+) (.*)$/) {
 406                         $tag{'author'} = $1;
 407                         $tag{'epoch'} = $2;
 408                         $tag{'tz'} = $3;
 409                 } elsif ($line =~ m/--BEGIN/) {
 410                         push @comment, $line;
 411                         last;
 412                 } elsif ($line eq "") {
 413                         last;
 414                 }
 415         }
 416         push @comment, <$fd>;
 417         $tag{'comment'} = \@comment;
 418         close $fd or return;
 419         if (!defined $tag{'name'}) {
 420                 return
 421         };
 422         return %tag
 423 }
 424
 425 sub age_string {
 426         my $age = shift;
 427         my $age_str;
 428
 429         if ($age > 60*60*24*365*2) {
 430                 $age_str = (int $age/60/60/24/365);
 431                 $age_str .= " years ago";
 432         } elsif ($age > 60*60*24*(365/12)*2) {
 433                 $age_str = int $age/60/60/24/(365/12);
 434                 $age_str .= " months ago";
 435         } elsif ($age > 60*60*24*7*2) {
 436                 $age_str = int $age/60/60/24/7;
 437                 $age_str .= " weeks ago";
 438         } elsif ($age > 60*60*24*2) {
 439                 $age_str = int $age/60/60/24;
 440                 $age_str .= " days ago";
 441         } elsif ($age > 60*60*2) {
 442                 $age_str = int $age/60/60;
 443                 $age_str .= " hours ago";
 444         } elsif ($age > 60*2) {
 445                 $age_str = int $age/60;
 446                 $age_str .= " min ago";
 447         } elsif ($age > 2) {
 448                 $age_str = int $age;
 449                 $age_str .= " sec ago";
 450         } else {
 451                 $age_str .= " right now";
 452         }
 453         return $age_str;
 454 }
 455
 456 sub git_read_commit {
 457         my $commit_id = shift;
 458         my $commit_text = shift;
 459
 460         my @commit_lines;
 461         my %co;
 462
 463         if (defined $commit_text) {
 464                 @commit_lines = @$commit_text;
 465         } else {
 466                 $/ = "\0";
 467                 open my $fd, "-|", "$gitbin/git-rev-list --header --parents --max-count=1 $commit_id" or return;
 468                 @commit_lines = split '\n', <$fd>;
 469                 close $fd or return;
 470                 $/ = "\n";
 471                 pop @commit_lines;
 472         }
 473         my $header = shift @commit_lines;
 474         if (!($header =~ m/^[0-9a-fA-F]{40}/)) {
 475                 return;
 476         }
 477         ($co{'id'}, my @parents) = split ' ', $header;
 478         $co{'parents'} = \@parents;
 479         $co{'parent'} = $parents[0];
 480         while (my $line = shift @commit_lines) {
 481                 last if $line eq "\n";
 482                 if ($line =~ m/^tree ([0-9a-fA-F]{40})$/) {
 483                         $co{'tree'} = $1;
 484                 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
 485                         $co{'author'} = $1;
 486                         $co{'author_epoch'} = $2;
 487                         $co{'author_tz'} = $3;
 488                         if ($co{'author'} =~ m/^([^<]+) </) {
 489                                 $co{'author_name'} = $1;
 490                         } else {
 491                                 $co{'author_name'} = $co{'author'};
 492                         }
 493                 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
 494                         $co{'committer'} = $1;
 495                         $co{'committer_epoch'} = $2;
 496                         $co{'committer_tz'} = $3;
 497                         $co{'committer_name'} = $co{'committer'};
 498                         $co{'committer_name'} =~ s/ <.*//;
 499                 }
 500         }
 501         if (!defined $co{'tree'}) {
 502                 return;
 503         };
 504
 505         foreach my $title (@commit_lines) {
 506                 $title =~ s/^    //;
 507                 if ($title ne "") {
 508                         $co{'title'} = chop_str($title, 80, 5);
 509                         # remove leading stuff of merges to make the interesting part visible
 510                         if (length($title) > 50) {
 511                                 $title =~ s/^Automatic //;
 512                                 $title =~ s/^merge (of|with) /Merge ... /i;
 513                                 if (length($title) > 50) {
 514                                         $title =~ s/(http|rsync):\/\///;
 515                                 }
 516                                 if (length($title) > 50) {
 517                                         $title =~ s/(master|www|rsync)\.//;
 518                                 }
 519                                 if (length($title) > 50) {
 520                                         $title =~ s/kernel.org:?//;
 521                                 }
 522                                 if (length($title) > 50) {
 523                                         $title =~ s/\/pub\/scm//;
 524                                 }
 525                         }
 526                         $co{'title_short'} = chop_str($title, 50, 5);
 527                         last;
 528                 }
 529         }
 530         # remove added spaces
 531         foreach my $line (@commit_lines) {
 532                 $line =~ s/^    //;
 533         }
 534         $co{'comment'} = \@commit_lines;
 535
 536         my $age = time - $co{'committer_epoch'};
 537         $co{'age'} = $age;
 538         $co{'age_string'} = age_string($age);
 539         my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($co{'committer_epoch'});
 540         if ($age > 60*60*24*7*2) {
 541                 $co{'age_string_date'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
 542                 $co{'age_string_age'} = $co{'age_string'};
 543         } else {
 544                 $co{'age_string_date'} = $co{'age_string'};
 545                 $co{'age_string_age'} = sprintf "%4i-%02u-%02i", 1900 + $year, $mon+1, $mday;
 546         }
 547         return %co;
 548 }
 549
 550 sub git_diff_print {
 551         my $from = shift;
 552         my $from_name = shift;
 553         my $to = shift;
 554         my $to_name = shift;
 555         my $format = shift || "html";
 556
 557         my $from_tmp = "/dev/null";
 558         my $to_tmp = "/dev/null";
 559         my $pid = $$;
 560
 561         # create tmp from-file
 562         if (defined $from) {
 563                 $from_tmp = "$git_temp/gitweb_" . $$ . "_from";
 564                 open my $fd2, "> $from_tmp";
 565                 open my $fd, "-|", "$gitbin/git-cat-file blob $from";
 566                 my @file = <$fd>;
 567                 print $fd2 @file;
 568                 close $fd2;
 569                 close $fd;
 570         }
 571
 572         # create tmp to-file
 573         if (defined $to) {
 574                 $to_tmp = "$git_temp/gitweb_" . $$ . "_to";
 575                 open my $fd2, "> $to_tmp";
 576                 open my $fd, "-|", "$gitbin/git-cat-file blob $to";
 577                 my @file = <$fd>;
 578                 print $fd2 @file;
 579                 close $fd2;
 580                 close $fd;
 581         }
 582
 583         open my $fd, "-|", "/usr/bin/diff -u -p -L \'$from_name\' -L \'$to_name\' $from_tmp $to_tmp";
 584         if ($format eq "plain") {
 585                 undef $/;
 586                 print <$fd>;
 587                 $/ = "\n";
 588         } else {
 589                 while (my $line = <$fd>) {
 590                         chomp($line);
 591                         my $char = substr($line, 0, 1);
 592                         my $color = "";
 593                         if ($char eq '+') {
 594                                 $color = " style=\"color:#008800;\"";
 595                         } elsif ($char eq "-") {
 596                                 $color = " style=\"color:#cc0000;\"";
 597                         } elsif ($char eq "@") {
 598                                 $color = " style=\"color:#990099;\"";
 599                         } elsif ($char eq "\\") {
 600                                 # skip errors
 601                                 next;
 602                         }
 603                         while ((my $pos = index($line, "\t")) != -1) {
 604                                 if (my $count = (8 - (($pos-1) % 8))) {
 605                                         my $spaces = ' ' x $count;
 606                                         $line =~ s/\t/$spaces/;
 607                                 }
 608                         }
 609                         print "<div class=\"pre\"$color>" . esc_html($line) . "</div>\n";
 610                 }
 611         }
 612         close $fd;
 613
 614         if (defined $from) {
 615                 unlink($from_tmp);
 616         }
 617         if (defined $to) {
 618                 unlink($to_tmp);
 619         }
 620 }
 621
 622 sub mode_str {
 623         my $mode = oct shift;
 624
 625         if (S_ISDIR($mode & S_IFMT)) {
 626                 return 'drwxr-xr-x';
 627         } elsif (S_ISLNK($mode)) {
 628                 return 'lrwxrwxrwx';
 629         } elsif (S_ISREG($mode)) {
 630                 # git cares only about the executable bit
 631                 if ($mode & S_IXUSR) {
 632                         return '-rwxr-xr-x';
 633                 } else {
 634                         return '-rw-r--r--';
 635                 };
 636         } else {
 637                 return '----------';
 638         }
 639 }
 640
 641 sub chop_str {
 642         my $str = shift;
 643         my $len = shift;
 644         my $add_len = shift || 10;
 645
 646         # allow only $len chars, but don't cut a word if it would fit in $add_len
 647         # if it doesn't fit, cut it if it's still longer than the dots we would add
 648         $str =~ m/^(.{0,$len}[^ \/\-_:\.@]{0,$add_len})(.*)/;
 649         my $body = $1;
 650         my $tail = $2;
 651         if (length($tail) > 4) {
 652                 $tail = " ...";
 653         }
 654         return "$body$tail";
 655 }
 656
 657 sub file_type {
 658         my $mode = oct shift;
 659
 660         if (S_ISDIR($mode & S_IFMT)) {
 661                 return "directory";
 662         } elsif (S_ISLNK($mode)) {
 663                 return "symlink";
 664         } elsif (S_ISREG($mode)) {
 665                 return "file";
 666         } else {
 667                 return "unknown";
 668         }
 669 }
 670
 671 sub format_log_line_html {
 672         my $line = shift;
 673
 674         $line = esc_html($line);
 675         $line =~ s/ /&nbsp;/g;
 676         if ($line =~ m/([0-9a-fA-F]{40})/) {
 677                 my $hash_text = $1;
 678                 if (git_get_type($hash_text) eq "commit") {
 679                         my $link = $cgi->a({-class => "text", -href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_text")}, $hash_text);
 680                         $line =~ s/$hash_text/$link/;
 681                 }
 682         }
 683         return $line;
 684 }
 685
 686 sub date_str {
 687         my $epoch = shift;
 688         my $tz = shift || "-0000";
 689
 690         my %date;
 691         my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
 692         my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
 693         my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
 694         $date{'hour'} = $hour;
 695         $date{'minute'} = $min;
 696         $date{'mday'} = $mday;
 697         $date{'day'} = $days[$wday];
 698         $date{'month'} = $months[$mon];
 699         $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
 700         $date{'mday-time'} = sprintf "%d %s %02d:%02d", $mday, $months[$mon], $hour ,$min;
 701
 702         $tz =~ m/^([+\-][0-9][0-9])([0-9][0-9])$/;
 703         my $local = $epoch + ((int $1 + ($2/60)) * 3600);
 704         ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
 705         $date{'hour_local'} = $hour;
 706         $date{'minute_local'} = $min;
 707         $date{'tz_local'} = $tz;
 708         return %date;
 709 }
 710
 711 # git-logo (cached in browser for one day)
 712 sub git_logo {
 713         binmode STDOUT, ':raw';
 714         print $cgi->header(-type => 'image/png', -expires => '+1d');
 715         # cat git-logo.png | hexdump -e '16/1 " %02x"  "\n"' | sed 's/ /\\x/g'
 716         print   "\x89\x50\x4e\x47\x0d\x0a\x1a\x0a\x00\x00\x00\x0d\x49\x48\x44\x52" .
 717                 "\x00\x00\x00\x48\x00\x00\x00\x1b\x04\x03\x00\x00\x00\x2d\xd9\xd4" .
 718                 "\x2d\x00\x00\x00\x18\x50\x4c\x54\x45\xff\xff\xff\x60\x60\x5d\xb0" .
 719                 "\xaf\xaa\x00\x80\x00\xce\xcd\xc7\xc0\x00\x00\xe8\xe8\xe6\xf7\xf7" .
 720                 "\xf6\x95\x0c\xa7\x47\x00\x00\x00\x73\x49\x44\x41\x54\x28\xcf\x63" .
 721                 "\x48\x67\x20\x04\x4a\x5c\x18\x0a\x08\x2a\x62\x53\x61\x20\x02\x08" .
 722                 "\x0d\x69\x45\xac\xa1\xa1\x01\x30\x0c\x93\x60\x36\x26\x52\x91\xb1" .
 723                 "\x01\x11\xd6\xe1\x55\x64\x6c\x6c\xcc\x6c\x6c\x0c\xa2\x0c\x70\x2a" .
 724                 "\x62\x06\x2a\xc1\x62\x1d\xb3\x01\x02\x53\xa4\x08\xe8\x00\x03\x18" .
 725                 "\x26\x56\x11\xd4\xe1\x20\x97\x1b\xe0\xb4\x0e\x35\x24\x71\x29\x82" .
 726                 "\x99\x30\xb8\x93\x0a\x11\xb9\x45\x88\xc1\x8d\xa0\xa2\x44\x21\x06" .
 727                 "\x27\x41\x82\x40\x85\xc1\x45\x89\x20\x70\x01\x00\xa4\x3d\x21\xc5" .
 728                 "\x12\x1c\x9a\xfe\x00\x00\x00\x00\x49\x45\x4e\x44\xae\x42\x60\x82";
 729 }
 730
 731 sub get_file_owner {
 732         my $path = shift;
 733
 734         my ($dev, $ino, $mode, $nlink, $st_uid, $st_gid, $rdev, $size) = stat($path);
 735         my ($name, $passwd, $uid, $gid, $quota, $comment, $gcos, $dir, $shell) = getpwuid($st_uid);
 736         if (!defined $gcos) {
 737                 return undef;
 738         }
 739         my $owner = $gcos;
 740         $owner =~ s/[,;].*$//;
 741         return decode("utf8", $owner, Encode::FB_DEFAULT);
 742 }
 743
 744 sub git_read_projects {
 745         my @list;
 746
 747         if (-d $projects_list) {
 748                 # search in directory
 749                 my $dir = $projects_list;
 750                 opendir my $dh, $dir or return undef;
 751                 while (my $dir = readdir($dh)) {
 752                         if (-e "$projectroot/$dir/HEAD") {
 753                                 my $pr = {
 754                                         path => $dir,
 755                                 };
 756                                 push @list, $pr
 757                         }
 758                 }
 759                 closedir($dh);
 760         } elsif (-f $projects_list) {
 761                 # read from file(url-encoded):
 762                 # 'git%2Fgit.git Linus+Torvalds'
 763                 # 'libs%2Fklibc%2Fklibc.git H.+Peter+Anvin'
 764                 # 'linux%2Fhotplug%2Fudev.git Greg+Kroah-Hartman'
 765                 open my $fd , $projects_list or return undef;
 766                 while (my $line = <$fd>) {
 767                         chomp $line;
 768                         my ($path, $owner) = split ' ', $line;
 769                         $path = unescape($path);
 770                         $owner = unescape($owner);
 771                         if (!defined $path) {
 772                                 next;
 773                         }
 774                         if (-e "$projectroot/$path/HEAD") {
 775                                 my $pr = {
 776                                         path => $path,
 777                                         owner => decode("utf8", $owner, Encode::FB_DEFAULT),
 778                                 };
 779                                 push @list, $pr
 780                         }
 781                 }
 782                 close $fd;
 783         }
 784         @list = sort {$a->{'path'} cmp $b->{'path'}} @list;
 785         return @list;
 786 }
 787
 788 sub git_get_project_config {
 789         my $key = shift;
 790
 791         return unless ($key);
 792         $key =~ s/^gitweb\.//;
 793         return if ($key =~ m/\W/);
 794
 795         my $val = qx(git-repo-config --get gitweb.$key);
 796         return ($val);
 797 }
 798
 799 sub git_get_project_config_bool {
 800         my $val = git_get_project_config (@_);
 801         if ($val and $val =~ m/true|yes|on/) {
 802                 return (1);
 803         }
 804         return; # implicit false
 805 }
 806
 807 sub git_project_list {
 808         my @list = git_read_projects();
 809         my @projects;
 810         if (!@list) {
 811                 die_error(undef, "No project found.");
 812         }
 813         foreach my $pr (@list) {
 814                 my $head = git_read_head($pr->{'path'});
 815                 if (!defined $head) {
 816                         next;
 817                 }
 818                 $ENV{'GIT_DIR'} = "$projectroot/$pr->{'path'}";
 819                 my %co = git_read_commit($head);
 820                 if (!%co) {
 821                         next;
 822                 }
 823                 $pr->{'commit'} = \%co;
 824                 if (!defined $pr->{'descr'}) {
 825                         my $descr = git_read_description($pr->{'path'}) || "";
 826                         $pr->{'descr'} = chop_str($descr, 25, 5);
 827                 }
 828                 if (!defined $pr->{'owner'}) {
 829                         $pr->{'owner'} = get_file_owner("$projectroot/$pr->{'path'}") || "";
 830                 }
 831                 push @projects, $pr;
 832         }
 833         git_header_html();
 834         if (-f $home_text) {
 835                 print "<div class=\"index_include\">\n";
 836                 open (my $fd, $home_text);
 837                 print <$fd>;
 838                 close $fd;
 839                 print "</div>\n";
 840         }
 841         print "<table cellspacing=\"0\">\n" .
 842               "<tr>\n";
 843         if (!defined($order) || (defined($order) && ($order eq "project"))) {
 844                 @projects = sort {$a->{'path'} cmp $b->{'path'}} @projects;
 845                 print "<th>Project</th>\n";
 846         } else {
 847                 print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?" . esc_param("o=project")}, "Project") . "</th>\n";
 848         }
 849         if (defined($order) && ($order eq "descr")) {
 850                 @projects = sort {$a->{'descr'} cmp $b->{'descr'}} @projects;
 851                 print "<th>Description</th>\n";
 852         } else {
 853                 print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?" . esc_param("o=descr")}, "Description") . "</th>\n";
 854         }
 855         if (defined($order) && ($order eq "owner")) {
 856                 @projects = sort {$a->{'owner'} cmp $b->{'owner'}} @projects;
 857                 print "<th>Owner</th>\n";
 858         } else {
 859                 print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?" . esc_param("o=owner")}, "Owner") . "</th>\n";
 860         }
 861         if (defined($order) && ($order eq "age")) {
 862                 @projects = sort {$a->{'commit'}{'age'} <=> $b->{'commit'}{'age'}} @projects;
 863                 print "<th>Last Change</th>\n";
 864         } else {
 865                 print "<th>" . $cgi->a({-class => "header", -href => "$my_uri?" . esc_param("o=age")}, "Last Change") . "</th>\n";
 866         }
 867         print "<th></th>\n" .
 868               "</tr>\n";
 869         my $alternate = 0;
 870         foreach my $pr (@projects) {
 871                 if ($alternate) {
 872                         print "<tr class=\"dark\">\n";
 873                 } else {
 874                         print "<tr class=\"light\">\n";
 875                 }
 876                 $alternate ^= 1;
 877                 print "<td>" . $cgi->a({-href => "$my_uri?" . esc_param("p=$pr->{'path'};a=summary"), -class => "list"}, esc_html($pr->{'path'})) . "</td>\n" .
 878                       "<td>$pr->{'descr'}</td>\n" .
 879                       "<td><i>" . chop_str($pr->{'owner'}, 15) . "</i></td>\n";
 880                 my $colored_age;
 881                 if ($pr->{'commit'}{'age'} < 60*60*2) {
 882                         $colored_age = "<span style =\"color: #009900;\"><b><i>$pr->{'commit'}{'age_string'}</i></b></span>";
 883                 } elsif ($pr->{'commit'}{'age'} < 60*60*24*2) {
 884                         $colored_age = "<span style =\"color: #009900;\"><i>$pr->{'commit'}{'age_string'}</i></span>";
 885                 } else {
 886                         $colored_age = "<i>$pr->{'commit'}{'age_string'}</i>";
 887                 }
 888                 print "<td>$colored_age</td>\n" .
 889                       "<td class=\"link\">" .
 890                       $cgi->a({-href => "$my_uri?" . esc_param("p=$pr->{'path'};a=summary")}, "summary") .
 891                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$pr->{'path'};a=shortlog")}, "shortlog") .
 892                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$pr->{'path'};a=log")}, "log") .
 893                       "</td>\n" .
 894                       "</tr>\n";
 895         }
 896         print "</table>\n";
 897         git_footer_html();
 898 }
 899
 900 sub read_info_ref {
 901         my $type = shift || "";
 902         my %refs;
 903         # 5dc01c595e6c6ec9ccda4f6f69c131c0dd945f8c      refs/tags/v2.6.11
 904         # c39ae07f393806ccf406ef966e9a15afc43cc36a      refs/tags/v2.6.11^{}
 905         open my $fd, "$projectroot/$project/info/refs" or return;
 906         while (my $line = <$fd>) {
 907                 chomp($line);
 908                 if ($line =~ m/^([0-9a-fA-F]{40})\t.*$type\/([^\^]+)/) {
 909                         if (defined $refs{$1}) {
 910                                 $refs{$1} .= " / $2";
 911                         } else {
 912                                 $refs{$1} = $2;
 913                         }
 914                 }
 915         }
 916         close $fd or return;
 917         return \%refs;
 918 }
 919
 920 sub git_read_refs {
 921         my $ref_dir = shift;
 922         my @reflist;
 923
 924         my @refs;
 925         opendir my $dh, "$projectroot/$project/$ref_dir";
 926         while (my $dir = readdir($dh)) {
 927                 if ($dir =~ m/^\./) {
 928                         next;
 929                 }
 930                 if (-d "$projectroot/$project/$ref_dir/$dir") {
 931                         opendir my $dh2, "$projectroot/$project/$ref_dir/$dir";
 932                         my @subdirs = grep !m/^\./, readdir $dh2;
 933                         closedir($dh2);
 934                         foreach my $subdir (@subdirs) {
 935                                 push @refs, "$dir/$subdir"
 936                         }
 937                         next;
 938                 }
 939                 push @refs, $dir;
 940         }
 941         closedir($dh);
 942         foreach my $ref_file (@refs) {
 943                 my $ref_id = git_read_hash("$project/$ref_dir/$ref_file");
 944                 my $type = git_get_type($ref_id) || next;
 945                 my %ref_item;
 946                 my %co;
 947                 $ref_item{'type'} = $type;
 948                 $ref_item{'id'} = $ref_id;
 949                 $ref_item{'epoch'} = 0;
 950                 $ref_item{'age'} = "unknown";
 951                 if ($type eq "tag") {
 952                         my %tag = git_read_tag($ref_id);
 953                         $ref_item{'comment'} = $tag{'comment'};
 954                         if ($tag{'type'} eq "commit") {
 955                                 %co = git_read_commit($tag{'object'});
 956                                 $ref_item{'epoch'} = $co{'committer_epoch'};
 957                                 $ref_item{'age'} = $co{'age_string'};
 958                         } elsif (defined($tag{'epoch'})) {
 959                                 my $age = time - $tag{'epoch'};
 960                                 $ref_item{'epoch'} = $tag{'epoch'};
 961                                 $ref_item{'age'} = age_string($age);
 962                         }
 963                         $ref_item{'reftype'} = $tag{'type'};
 964                         $ref_item{'name'} = $tag{'name'};
 965                         $ref_item{'refid'} = $tag{'object'};
 966                 } elsif ($type eq "commit"){
 967                         %co = git_read_commit($ref_id);
 968                         $ref_item{'reftype'} = "commit";
 969                         $ref_item{'name'} = $ref_file;
 970                         $ref_item{'title'} = $co{'title'};
 971                         $ref_item{'refid'} = $ref_id;
 972                         $ref_item{'epoch'} = $co{'committer_epoch'};
 973                         $ref_item{'age'} = $co{'age_string'};
 974                 }
 975
 976                 push @reflist, \%ref_item;
 977         }
 978         # sort tags by age
 979         @reflist = sort {$b->{'epoch'} <=> $a->{'epoch'}} @reflist;
 980         return \@reflist;
 981 }
 982
 983 sub git_summary {
 984         my $descr = git_read_description($project) || "none";
 985         my $head = git_read_head($project);
 986         my %co = git_read_commit($head);
 987         my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
 988
 989         my $owner;
 990         if (-f $projects_list) {
 991                 open (my $fd , $projects_list);
 992                 while (my $line = <$fd>) {
 993                         chomp $line;
 994                         my ($pr, $ow) = split ' ', $line;
 995                         $pr = unescape($pr);
 996                         $ow = unescape($ow);
 997                         if ($pr eq $project) {
 998                                 $owner = decode("utf8", $ow, Encode::FB_DEFAULT);
 999                                 last;
1000                         }
1001                 }
1002                 close $fd;
1003         }
1004         if (!defined $owner) {
1005                 $owner = get_file_owner("$projectroot/$project");
1006         }
1007
1008         my $refs = read_info_ref();
1009         git_header_html();
1010         print "<div class=\"page_nav\">\n" .
1011               "summary".
1012               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
1013               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
1014               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$head")}, "commit") .
1015               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$head")}, "commitdiff") .
1016               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree")}, "tree") .
1017               "<br/><br/>\n" .
1018               "</div>\n";
1019         print "<div class=\"title\">&nbsp;</div>\n";
1020         print "<table cellspacing=\"0\">\n" .
1021               "<tr><td>description</td><td>" . esc_html($descr) . "</td></tr>\n" .
1022               "<tr><td>owner</td><td>$owner</td></tr>\n" .
1023               "<tr><td>last change</td><td>$cd{'rfc2822'}</td></tr>\n" .
1024               "</table>\n";
1025         open my $fd, "-|", "$gitbin/git-rev-list --max-count=17 " . git_read_head($project) or die_error(undef, "Open failed.");
1026         my (@revlist) = map { chomp; $_ } <$fd>;
1027         close $fd;
1028         print "<div>\n" .
1029               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog"), -class => "title"}, "shortlog") .
1030               "</div>\n";
1031         my $i = 16;
1032         print "<table cellspacing=\"0\">\n";
1033         my $alternate = 0;
1034         foreach my $commit (@revlist) {
1035                 my %co = git_read_commit($commit);
1036                 my %ad = date_str($co{'author_epoch'});
1037                 if ($alternate) {
1038                         print "<tr class=\"dark\">\n";
1039                 } else {
1040                         print "<tr class=\"light\">\n";
1041                 }
1042                 $alternate ^= 1;
1043                 if ($i-- > 0) {
1044                         my $ref = "";
1045                         if (defined $refs->{$commit}) {
1046                                 $ref = " <span class=\"tag\">" . esc_html($refs->{$commit}) . "</span>";
1047                         }
1048                         print "<td><i>$co{'age_string'}</i></td>\n" .
1049                               "<td><i>" . esc_html(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
1050                               "<td>";
1051                         if (length($co{'title_short'}) < length($co{'title'})) {
1052                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"), -class => "list", -title => "$co{'title'}"},
1053                                       "<b>" . esc_html($co{'title_short'}) . "$ref</b>");
1054                         } else {
1055                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"), -class => "list"},
1056                                       "<b>" . esc_html($co{'title'}) . "$ref</b>");
1057                         }
1058                         print "</td>\n" .
1059                               "<td class=\"link\">" .
1060                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit")}, "commit") .
1061                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$commit")}, "commitdiff") .
1062                               "</td>\n" .
1063                               "</tr>";
1064                 } else {
1065                         print "<td>" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "...") . "</td>\n" .
1066                         "</tr>";
1067                         last;
1068                 }
1069         }
1070         print "</table\n>";
1071
1072         my $taglist = git_read_refs("refs/tags");
1073         if (defined @$taglist) {
1074                 print "<div>\n" .
1075                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tags"), -class => "title"}, "tags") .
1076                       "</div>\n";
1077                 my $i = 16;
1078                 print "<table cellspacing=\"0\">\n";
1079                 my $alternate = 0;
1080                 foreach my $entry (@$taglist) {
1081                         my %tag = %$entry;
1082                         my $comment_lines = $tag{'comment'};
1083                         my $comment = shift @$comment_lines;
1084                         if (defined($comment)) {
1085                                 $comment = chop_str($comment, 30, 5);
1086                         }
1087                         if ($alternate) {
1088                                 print "<tr class=\"dark\">\n";
1089                         } else {
1090                                 print "<tr class=\"light\">\n";
1091                         }
1092                         $alternate ^= 1;
1093                         if ($i-- > 0) {
1094                                 print "<td><i>$tag{'age'}</i></td>\n" .
1095                                       "<td>" .
1096                                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'reftype'};h=$tag{'refid'}"), -class => "list"},
1097                                       "<b>" . esc_html($tag{'name'}) . "</b>") .
1098                                       "</td>\n" .
1099                                       "<td>";
1100                                 if (defined($comment)) {
1101                                       print $cgi->a({-class => "list", -href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}")}, $comment);
1102                                 }
1103                                 print "</td>\n" .
1104                                       "<td class=\"link\">";
1105                                 if ($tag{'type'} eq "tag") {
1106                                       print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}")}, "tag") . " | ";
1107                                 }
1108                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'reftype'};h=$tag{'refid'}")}, $tag{'reftype'});
1109                                 if ($tag{'reftype'} eq "commit") {
1110                                       print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}")}, "shortlog") .
1111                                             " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$tag{'refid'}")}, "log");
1112                                 }
1113                                 print "</td>\n" .
1114                                       "</tr>";
1115                         } else {
1116                                 print "<td>" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tags")}, "...") . "</td>\n" .
1117                                 "</tr>";
1118                                 last;
1119                         }
1120                 }
1121                 print "</table\n>";
1122         }
1123
1124         my $headlist = git_read_refs("refs/heads");
1125         if (defined @$headlist) {
1126                 print "<div>\n" .
1127                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=heads"), -class => "title"}, "heads") .
1128                       "</div>\n";
1129                 my $i = 16;
1130                 print "<table cellspacing=\"0\">\n";
1131                 my $alternate = 0;
1132                 foreach my $entry (@$headlist) {
1133                         my %tag = %$entry;
1134                         if ($alternate) {
1135                                 print "<tr class=\"dark\">\n";
1136                         } else {
1137                                 print "<tr class=\"light\">\n";
1138                         }
1139                         $alternate ^= 1;
1140                         if ($i-- > 0) {
1141                                 print "<td><i>$tag{'age'}</i></td>\n" .
1142                                       "<td>" .
1143                                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}"), -class => "list"},
1144                                       "<b>" . esc_html($tag{'name'}) . "</b>") .
1145                                       "</td>\n" .
1146                                       "<td class=\"link\">" .
1147                                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}")}, "shortlog") .
1148                                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$tag{'name'}")}, "log") .
1149                                       "</td>\n" .
1150                                       "</tr>";
1151                         } else {
1152                                 print "<td>" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=heads")}, "...") . "</td>\n" .
1153                                 "</tr>";
1154                                 last;
1155                         }
1156                 }
1157                 print "</table\n>";
1158         }
1159         git_footer_html();
1160 }
1161
1162 sub git_tag {
1163         my $head = git_read_head($project);
1164         git_header_html();
1165         print "<div class=\"page_nav\">\n" .
1166               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1167               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
1168               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
1169               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$head")}, "commit") .
1170               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$head")}, "commitdiff") .
1171               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;hb=$head")}, "tree") . "<br/>\n" .
1172               "<br/>\n" .
1173               "</div>\n";
1174         my %tag = git_read_tag($hash);
1175         print "<div>\n" .
1176               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash"), -class => "title"}, esc_html($tag{'name'})) . "\n" .
1177               "</div>\n";
1178         print "<div class=\"title_text\">\n" .
1179               "<table cellspacing=\"0\">\n" .
1180               "<tr>\n" .
1181               "<td>object</td>\n" .
1182               "<td>" . $cgi->a({-class => "list", -href => "$my_uri?" . esc_param("p=$project;a=$tag{'type'};h=$tag{'object'}")}, $tag{'object'}) . "</td>\n" .
1183               "<td class=\"link\">" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'type'};h=$tag{'object'}")}, $tag{'type'}) . "</td>\n" .
1184               "</tr>\n";
1185         if (defined($tag{'author'})) {
1186                 my %ad = date_str($tag{'epoch'}, $tag{'tz'});
1187                 print "<tr><td>author</td><td>" . esc_html($tag{'author'}) . "</td></tr>\n";
1188                 print "<tr><td></td><td>" . $ad{'rfc2822'} . sprintf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'}) . "</td></tr>\n";
1189         }
1190         print "</table>\n\n" .
1191               "</div>\n";
1192         print "<div class=\"page_body\">";
1193         my $comment = $tag{'comment'};
1194         foreach my $line (@$comment) {
1195                 print esc_html($line) . "<br/>\n";
1196         }
1197         print "</div>\n";
1198         git_footer_html();
1199 }
1200
1201 sub git_blame {
1202         my $fd;
1203         die_error('403 Permission denied', "Permission denied.") if (!git_get_project_config_bool ('blame'));
1204         die_error('404 Not Found', "What file will it be, master?") if (!$file_name);
1205         $hash_base ||= git_read_head($project);
1206         die_error(undef, "Reading commit failed.") unless ($hash_base);
1207         my %co = git_read_commit($hash_base)
1208                 or die_error(undef, "Reading commit failed.");
1209         if (!defined $hash) {
1210                 $hash = git_get_hash_by_path($hash_base, $file_name, "blob")
1211                         or die_error(undef, "Error lookup file.");
1212         }
1213         open ($fd, "-|", "$gitbin/git-annotate", '-l', '-t', '-r', $file_name, $hash_base)
1214                 or die_error(undef, "Open failed.");
1215         git_header_html();
1216         print "<div class=\"page_nav\">\n" .
1217                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1218                 " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
1219                 " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
1220                 " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base")}, "commit") .
1221                 " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash_base")}, "commitdiff") .
1222                 " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash_base")}, "tree") . "<br/>\n";
1223         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$hash;hb=$hash_base;f=$file_name")}, "blob") .
1224                 " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blame;f=$file_name")}, "head") . "<br/>\n";
1225         print "</div>\n".
1226                 "<div>" .
1227                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base"), -class => "title"}, esc_html($co{'title'})) .
1228                 "</div>\n";
1229         print "<div class=\"page_path\"><b>" . esc_html($file_name) . "</b></div>\n";
1230         print "<div class=\"page_body\">\n";
1231         print <<HTML;
1232 <table style="border-collapse: collapse;">
1233   <tr>
1234     <th>Commit</th>
1235     <th>Age</th>
1236     <th>Author</th>
1237     <th>Line</th>
1238     <th>Data</th>
1239   </tr>
1240 HTML
1241         my @line_class = (qw(light dark));
1242         my $line_class_len = scalar (@line_class);
1243         my $line_class_num = $#line_class;
1244         while (my $line = <$fd>) {
1245                 my $long_rev;
1246                 my $short_rev;
1247                 my $author;
1248                 my $time;
1249                 my $lineno;
1250                 my $data;
1251                 my $age;
1252                 my $age_str;
1253                 my $age_style;
1254
1255                 chomp $line;
1256                 $line_class_num = ($line_class_num + 1) % $line_class_len;
1257
1258                 if ($line =~ m/^([0-9a-fA-F]{40})\t\(\s*([^\t]+)\t(\d+) \+\d\d\d\d\t(\d+)\)(.*)$/) {
1259                         $long_rev = $1;
1260                         $author   = $2;
1261                         $time     = $3;
1262                         $lineno   = $4;
1263                         $data     = $5;
1264                 } else {
1265                         print qq(  <tr><td colspan="5" style="color: red; background-color: yellow;">Unable to parse: $line</td></tr>\n);
1266                         next;
1267                 }
1268                 $short_rev  = substr ($long_rev, 0, 8);
1269                 $age        = time () - $time;
1270                 $age_str    = age_string ($age);
1271                 $age_str    =~ s/ /&nbsp;/g;
1272                 $age_style  = 'font-style: italic;';
1273                 $age_style .= ' color: #009900; background: transparent;' if ($age < 60*60*24*2);
1274                 $age_style .= ' font-weight: bold;' if ($age < 60*60*2);
1275                 $author     = esc_html ($author);
1276                 $author     =~ s/ /&nbsp;/g;
1277                 # escape tabs
1278                 while ((my $pos = index($data, "\t")) != -1) {
1279                         if (my $count = (8 - ($pos % 8))) {
1280                                 my $spaces = ' ' x $count;
1281                                 $data =~ s/\t/$spaces/;
1282                         }
1283                 }
1284                 $data = esc_html ($data);
1285                 $data =~ s/ /&nbsp;/g;
1286
1287                 print <<HTML;
1288   <tr class="$line_class[$line_class_num]">
1289     <td style="font-family: monospace;"><a href="$my_uri?${\esc_param ("p=$project;a=commit;h=$long_rev")}" class="text">$short_rev..</a></td>
1290     <td style="$age_style">$age_str</td>
1291     <td>$author</td>
1292     <td style="text-align: right;"><a id="$lineno" href="#$lineno" class="linenr">$lineno</a></td>
1293     <td style="font-family: monospace;">$data</td>
1294   </tr>
1295 HTML
1296         } # while (my $line = <$fd>)
1297         print "</table>\n\n";
1298         close $fd or print "Reading blob failed.\n";
1299         print "</div>";
1300         git_footer_html();
1301 }
1302
1303 sub git_tags {
1304         my $head = git_read_head($project);
1305         git_header_html();
1306         print "<div class=\"page_nav\">\n" .
1307               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1308               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
1309               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
1310               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$head")}, "commit") .
1311               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$head")}, "commitdiff") .
1312               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;hb=$head")}, "tree") . "<br/>\n" .
1313               "<br/>\n" .
1314               "</div>\n";
1315         my $taglist = git_read_refs("refs/tags");
1316         print "<div>\n" .
1317               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary"), -class => "title"}, "&nbsp;") .
1318               "</div>\n";
1319         print "<table cellspacing=\"0\">\n";
1320         my $alternate = 0;
1321         if (defined @$taglist) {
1322                 foreach my $entry (@$taglist) {
1323                         my %tag = %$entry;
1324                         my $comment_lines = $tag{'comment'};
1325                         my $comment = shift @$comment_lines;
1326                         if (defined($comment)) {
1327                                 $comment = chop_str($comment, 30, 5);
1328                         }
1329                         if ($alternate) {
1330                                 print "<tr class=\"dark\">\n";
1331                         } else {
1332                                 print "<tr class=\"light\">\n";
1333                         }
1334                         $alternate ^= 1;
1335                         print "<td><i>$tag{'age'}</i></td>\n" .
1336                               "<td>" .
1337                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'reftype'};h=$tag{'refid'}"), -class => "list"},
1338                               "<b>" . esc_html($tag{'name'}) . "</b>") .
1339                               "</td>\n" .
1340                               "<td>";
1341                         if (defined($comment)) {
1342                               print $cgi->a({-class => "list", -href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}")}, $comment);
1343                         }
1344                         print "</td>\n" .
1345                               "<td class=\"link\">";
1346                         if ($tag{'type'} eq "tag") {
1347                               print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}")}, "tag") . " | ";
1348                         }
1349                         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'reftype'};h=$tag{'refid'}")}, $tag{'reftype'});
1350                         if ($tag{'reftype'} eq "commit") {
1351                               print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}")}, "shortlog") .
1352                                     " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$tag{'refid'}")}, "log");
1353                         }
1354                         print "</td>\n" .
1355                               "</tr>";
1356                 }
1357         }
1358         print "</table\n>";
1359         git_footer_html();
1360 }
1361
1362 sub git_heads {
1363         my $head = git_read_head($project);
1364         git_header_html();
1365         print "<div class=\"page_nav\">\n" .
1366               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1367               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
1368               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
1369               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$head")}, "commit") .
1370               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$head")}, "commitdiff") .
1371               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;hb=$head")}, "tree") . "<br/>\n" .
1372               "<br/>\n" .
1373               "</div>\n";
1374         my $taglist = git_read_refs("refs/heads");
1375         print "<div>\n" .
1376               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary"), -class => "title"}, "&nbsp;") .
1377               "</div>\n";
1378         print "<table cellspacing=\"0\">\n";
1379         my $alternate = 0;
1380         if (defined @$taglist) {
1381                 foreach my $entry (@$taglist) {
1382                         my %tag = %$entry;
1383                         if ($alternate) {
1384                                 print "<tr class=\"dark\">\n";
1385                         } else {
1386                                 print "<tr class=\"light\">\n";
1387                         }
1388                         $alternate ^= 1;
1389                         print "<td><i>$tag{'age'}</i></td>\n" .
1390                               "<td>" .
1391                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}"), -class => "list"}, "<b>" . esc_html($tag{'name'}) . "</b>") .
1392                               "</td>\n" .
1393                               "<td class=\"link\">" .
1394                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}")}, "shortlog") .
1395                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$tag{'name'}")}, "log") .
1396                               "</td>\n" .
1397                               "</tr>";
1398                 }
1399         }
1400         print "</table\n>";
1401         git_footer_html();
1402 }
1403
1404 sub git_get_hash_by_path {
1405         my $base = shift;
1406         my $path = shift || return undef;
1407
1408         my $tree = $base;
1409         my @parts = split '/', $path;
1410         while (my $part = shift @parts) {
1411                 open my $fd, "-|", "$gitbin/git-ls-tree $tree" or die_error(undef, "Open git-ls-tree failed.");
1412                 my (@entries) = map { chomp; $_ } <$fd>;
1413                 close $fd or return undef;
1414                 foreach my $line (@entries) {
1415                         #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
1416                         $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/;
1417                         my $t_mode = $1;
1418                         my $t_type = $2;
1419                         my $t_hash = $3;
1420                         my $t_name = validate_input(unquote($4));
1421                         if ($t_name eq $part) {
1422                                 if (!(@parts)) {
1423                                         return $t_hash;
1424                                 }
1425                                 if ($t_type eq "tree") {
1426                                         $tree = $t_hash;
1427                                 }
1428                                 last;
1429                         }
1430                 }
1431         }
1432 }
1433
1434 sub git_blob {
1435         if (!defined $hash && defined $file_name) {
1436                 my $base = $hash_base || git_read_head($project);
1437                 $hash = git_get_hash_by_path($base, $file_name, "blob") || die_error(undef, "Error lookup file.");
1438         }
1439         my $have_blame = git_get_project_config_bool ('blame');
1440         open my $fd, "-|", "$gitbin/git-cat-file blob $hash" or die_error(undef, "Open failed.");
1441         git_header_html();
1442         if (defined $hash_base && (my %co = git_read_commit($hash_base))) {
1443                 print "<div class=\"page_nav\">\n" .
1444                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1445                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
1446                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
1447                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base")}, "commit") .
1448                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash_base")}, "commitdiff") .
1449                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash_base")}, "tree") . "<br/>\n";
1450                 if (defined $file_name) {
1451                         if ($have_blame) {
1452                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blame;h=$hash;hb=$hash_base;f=$file_name")}, "blame") .  " | ";
1453                         }
1454                         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob_plain;h=$hash;f=$file_name")}, "plain") .
1455                         " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;hb=HEAD;f=$file_name")}, "head") . "<br/>\n";
1456                 } else {
1457                         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob_plain;h=$hash")}, "plain") . "<br/>\n";
1458                 }
1459                 print "</div>\n".
1460                        "<div>" .
1461                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base"), -class => "title"}, esc_html($co{'title'})) .
1462                       "</div>\n";
1463         } else {
1464                 print "<div class=\"page_nav\">\n" .
1465                       "<br/><br/></div>\n" .
1466                       "<div class=\"title\">$hash</div>\n";
1467         }
1468         if (defined $file_name) {
1469                 print "<div class=\"page_path\"><b>" . esc_html($file_name) . "</b></div>\n";
1470         }
1471         print "<div class=\"page_body\">\n";
1472         my $nr;
1473         while (my $line = <$fd>) {
1474                 chomp $line;
1475                 $nr++;
1476                 while ((my $pos = index($line, "\t")) != -1) {
1477                         if (my $count = (8 - ($pos % 8))) {
1478                                 my $spaces = ' ' x $count;
1479                                 $line =~ s/\t/$spaces/;
1480                         }
1481                 }
1482                 printf "<div class=\"pre\"><a id=\"l%i\" href=\"#l%i\" class=\"linenr\">%4i</a> %s</div>\n", $nr, $nr, $nr, esc_html($line);
1483         }
1484         close $fd or print "Reading blob failed.\n";
1485         print "</div>";
1486         git_footer_html();
1487 }
1488
1489 sub git_blob_plain_mimetype {
1490         my $fd = shift;
1491         my $filename = shift;
1492
1493         # just in case
1494         return $default_blob_plain_mimetype unless $fd;
1495
1496         if (-T $fd) {
1497                 return 'text/plain' .
1498                        ($default_text_plain_charset ? '; charset='.$default_text_plain_charset : '');
1499         } elsif (! $filename) {
1500                 return 'application/octet-stream';
1501         } elsif ($filename =~ m/\.png$/i) {
1502                 return 'image/png';
1503         } elsif ($filename =~ m/\.gif$/i) {
1504                 return 'image/gif';
1505         } elsif ($filename =~ m/\.jpe?g$/i) {
1506                 return 'image/jpeg';
1507         } else {
1508                 return 'application/octet-stream';
1509         }
1510 }
1511
1512 sub git_blob_plain {
1513         open my $fd, "-|", "$gitbin/git-cat-file blob $hash" or return;
1514         my $type = git_blob_plain_mimetype($fd, $file_name);
1515
1516         # save as filename, even when no $file_name is given
1517         my $save_as = "$hash";
1518         if (defined $file_name) {
1519                 $save_as = $file_name;
1520         } elsif ($type =~ m/^text\//) {
1521                 $save_as .= '.txt';
1522         }
1523
1524         print $cgi->header(-type => "$type", '-content-disposition' => "inline; filename=\"$save_as\"");
1525         undef $/;
1526         binmode STDOUT, ':raw' unless $type =~ m/^text\//;
1527         print <$fd>;
1528         binmode STDOUT, ':utf8' unless $type =~ m/^text\//;
1529         $/ = "\n";
1530         close $fd;
1531 }
1532
1533 sub git_tree {
1534         if (!defined $hash) {
1535                 $hash = git_read_head($project);
1536                 if (defined $file_name) {
1537                         my $base = $hash_base || $hash;
1538                         $hash = git_get_hash_by_path($base, $file_name, "tree");
1539                 }
1540                 if (!defined $hash_base) {
1541                         $hash_base = $hash;
1542                 }
1543         }
1544         $/ = "\0";
1545         open my $fd, "-|", "$gitbin/git-ls-tree -z $hash" or die_error(undef, "Open git-ls-tree failed.");
1546         chomp (my (@entries) = <$fd>);
1547         close $fd or die_error(undef, "Reading tree failed.");
1548         $/ = "\n";
1549
1550         my $refs = read_info_ref();
1551         my $ref = "";
1552         if (defined $refs->{$hash_base}) {
1553                 $ref = " <span class=\"tag\">" . esc_html($refs->{$hash_base}) . "</span>";
1554         }
1555         git_header_html();
1556         my $base_key = "";
1557         my $base = "";
1558         if (defined $hash_base && (my %co = git_read_commit($hash_base))) {
1559                 $base_key = ";hb=$hash_base";
1560                 print "<div class=\"page_nav\">\n" .
1561                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1562                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash_base")}, "shortlog") .
1563                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash_base")}, "log") .
1564                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base")}, "commit") .
1565                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash_base")}, "commitdiff") .
1566                       " | tree" .
1567                       "<br/><br/>\n" .
1568                       "</div>\n";
1569                 print "<div>\n" .
1570                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base"), -class => "title"}, esc_html($co{'title'}) . $ref) . "\n" .
1571                       "</div>\n";
1572         } else {
1573                 print "<div class=\"page_nav\">\n";
1574                 print "<br/><br/></div>\n";
1575                 print "<div class=\"title\">$hash</div>\n";
1576         }
1577         if (defined $file_name) {
1578                 $base = esc_html("$file_name/");
1579                 print "<div class=\"page_path\"><b>/" . esc_html($file_name) . "</b></div>\n";
1580         } else {
1581                 print "<div class=\"page_path\"><b>/</b></div>\n";
1582         }
1583         print "<div class=\"page_body\">\n";
1584         print "<table cellspacing=\"0\">\n";
1585         my $alternate = 0;
1586         foreach my $line (@entries) {
1587                 #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
1588                 $line =~ m/^([0-9]+) (.+) ([0-9a-fA-F]{40})\t(.+)$/;
1589                 my $t_mode = $1;
1590                 my $t_type = $2;
1591                 my $t_hash = $3;
1592                 my $t_name = validate_input($4);
1593                 if ($alternate) {
1594                         print "<tr class=\"dark\">\n";
1595                 } else {
1596                         print "<tr class=\"light\">\n";
1597                 }
1598                 $alternate ^= 1;
1599                 print "<td style=\"font-family:monospace\">" . mode_str($t_mode) . "</td>\n";
1600                 if ($t_type eq "blob") {
1601                         print "<td class=\"list\">" .
1602                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$t_hash$base_key;f=$base$t_name"), -class => "list"}, esc_html($t_name)) .
1603                               "</td>\n" .
1604                               "<td class=\"link\">" .
1605                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$t_hash$base_key;f=$base$t_name")}, "blob") .
1606 #                             " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blame;h=$t_hash$base_key;f=$base$t_name")}, "blame") .
1607                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=history;h=$hash_base;f=$base$t_name")}, "history") .
1608                               "</td>\n";
1609                 } elsif ($t_type eq "tree") {
1610                         print "<td class=\"list\">" .
1611                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$t_hash$base_key;f=$base$t_name")}, esc_html($t_name)) .
1612                               "</td>\n" .
1613                               "<td class=\"link\">" .
1614                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$t_hash$base_key;f=$base$t_name")}, "tree") .
1615                               "</td>\n";
1616                 }
1617                 print "</tr>\n";
1618         }
1619         print "</table>\n" .
1620               "</div>";
1621         git_footer_html();
1622 }
1623
1624 sub git_rss {
1625         # http://www.notestips.com/80256B3A007F2692/1/NAMO5P9UPQ
1626         open my $fd, "-|", "$gitbin/git-rev-list --max-count=150 " . git_read_head($project) or die_error(undef, "Open failed.");
1627         my (@revlist) = map { chomp; $_ } <$fd>;
1628         close $fd or die_error(undef, "Reading rev-list failed.");
1629         print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
1630         print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
1631               "<rss version=\"2.0\" xmlns:content=\"http://purl.org/rss/1.0/modules/content/\">\n";
1632         print "<channel>\n";
1633         print "<title>$project</title>\n".
1634               "<link>" . esc_html("$my_url?p=$project;a=summary") . "</link>\n".
1635               "<description>$project log</description>\n".
1636               "<language>en</language>\n";
1637
1638         for (my $i = 0; $i <= $#revlist; $i++) {
1639                 my $commit = $revlist[$i];
1640                 my %co = git_read_commit($commit);
1641                 # we read 150, we always show 30 and the ones more recent than 48 hours
1642                 if (($i >= 20) && ((time - $co{'committer_epoch'}) > 48*60*60)) {
1643                         last;
1644                 }
1645                 my %cd = date_str($co{'committer_epoch'});
1646                 open $fd, "-|", "$gitbin/git-diff-tree -r $co{'parent'} $co{'id'}" or next;
1647                 my @difftree = map { chomp; $_ } <$fd>;
1648                 close $fd or next;
1649                 print "<item>\n" .
1650                       "<title>" .
1651                       sprintf("%d %s %02d:%02d", $cd{'mday'}, $cd{'month'}, $cd{'hour'}, $cd{'minute'}) . " - " . esc_html($co{'title'}) .
1652                       "</title>\n" .
1653                       "<author>" . esc_html($co{'author'}) . "</author>\n" .
1654                       "<pubDate>$cd{'rfc2822'}</pubDate>\n" .
1655                       "<guid isPermaLink=\"true\">" . esc_html("$my_url?p=$project;a=commit;h=$commit") . "</guid>\n" .
1656                       "<link>" . esc_html("$my_url?p=$project;a=commit;h=$commit") . "</link>\n" .
1657                       "<description>" . esc_html($co{'title'}) . "</description>\n" .
1658                       "<content:encoded>" .
1659                       "<![CDATA[\n";
1660                 my $comment = $co{'comment'};
1661                 foreach my $line (@$comment) {
1662                         $line = decode("utf8", $line, Encode::FB_DEFAULT);
1663                         print "$line<br/>\n";
1664                 }
1665                 print "<br/>\n";
1666                 foreach my $line (@difftree) {
1667                         if (!($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/)) {
1668                                 next;
1669                         }
1670                         my $file = validate_input(unquote($7));
1671                         $file = decode("utf8", $file, Encode::FB_DEFAULT);
1672                         print "$file<br/>\n";
1673                 }
1674                 print "]]>\n" .
1675                       "</content:encoded>\n" .
1676                       "</item>\n";
1677         }
1678         print "</channel></rss>";
1679 }
1680
1681 sub git_opml {
1682         my @list = git_read_projects();
1683
1684         print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
1685         print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
1686               "<opml version=\"1.0\">\n".
1687               "<head>".
1688               "  <title>Git OPML Export</title>\n".
1689               "</head>\n".
1690               "<body>\n".
1691               "<outline text=\"git RSS feeds\">\n";
1692
1693         foreach my $pr (@list) {
1694                 my %proj = %$pr;
1695                 my $head = git_read_head($proj{'path'});
1696                 if (!defined $head) {
1697                         next;
1698                 }
1699                 $ENV{'GIT_DIR'} = "$projectroot/$proj{'path'}";
1700                 my %co = git_read_commit($head);
1701                 if (!%co) {
1702                         next;
1703                 }
1704
1705                 my $path = esc_html(chop_str($proj{'path'}, 25, 5));
1706                 my $rss =  "$my_url?p=$proj{'path'};a=rss";
1707                 my $html =  "$my_url?p=$proj{'path'};a=summary";
1708                 print "<outline type=\"rss\" text=\"$path\" title=\"$path\" xmlUrl=\"$rss\" htmlUrl=\"$html\"/>\n";
1709         }
1710         print "</outline>\n".
1711               "</body>\n".
1712               "</opml>\n";
1713 }
1714
1715 sub git_log {
1716         my $head = git_read_head($project);
1717         if (!defined $hash) {
1718                 $hash = $head;
1719         }
1720         if (!defined $page) {
1721                 $page = 0;
1722         }
1723         my $refs = read_info_ref();
1724         git_header_html();
1725         print "<div class=\"page_nav\">\n";
1726         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1727               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash")}, "shortlog") .
1728               " | log" .
1729               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash")}, "commit") .
1730               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash")}, "commitdiff") .
1731               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$hash;hb=$hash")}, "tree") . "<br/>\n";
1732
1733         my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
1734         open my $fd, "-|", "$gitbin/git-rev-list $limit $hash" or die_error(undef, "Open failed.");
1735         my (@revlist) = map { chomp; $_ } <$fd>;
1736         close $fd;
1737
1738         if ($hash ne $head || $page) {
1739                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "HEAD");
1740         } else {
1741                 print "HEAD";
1742         }
1743         if ($page > 0) {
1744                 print " &sdot; " .
1745                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash;pg=" . ($page-1)), -accesskey => "p", -title => "Alt-p"}, "prev");
1746         } else {
1747                 print " &sdot; prev";
1748         }
1749         if ($#revlist >= (100 * ($page+1)-1)) {
1750                 print " &sdot; " .
1751                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash;pg=" . ($page+1)), -accesskey => "n", -title => "Alt-n"}, "next");
1752         } else {
1753                 print " &sdot; next";
1754         }
1755         print "<br/>\n" .
1756               "</div>\n";
1757         if (!@revlist) {
1758                 print "<div>\n" .
1759                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary"), -class => "title"}, "&nbsp;") .
1760                       "</div>\n";
1761                 my %co = git_read_commit($hash);
1762                 print "<div class=\"page_body\"> Last change $co{'age_string'}.<br/><br/></div>\n";
1763         }
1764         for (my $i = ($page * 100); $i <= $#revlist; $i++) {
1765                 my $commit = $revlist[$i];
1766                 my $ref = "";
1767                 if (defined $refs->{$commit}) {
1768                         $ref = " <span class=\"tag\">" . esc_html($refs->{$commit}) . "</span>";
1769                 }
1770                 my %co = git_read_commit($commit);
1771                 next if !%co;
1772                 my %ad = date_str($co{'author_epoch'});
1773                 print "<div>\n" .
1774                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"), -class => "title"},
1775                       "<span class=\"age\">$co{'age_string'}</span>" . esc_html($co{'title'}) . $ref) . "\n";
1776                 print "</div>\n";
1777                 print "<div class=\"title_text\">\n" .
1778                       "<div class=\"log_link\">\n" .
1779                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit")}, "commit") .
1780                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$commit")}, "commitdiff") .
1781                       "<br/>\n" .
1782                       "</div>\n" .
1783                       "<i>" . esc_html($co{'author_name'}) .  " [$ad{'rfc2822'}]</i><br/>\n" .
1784                       "</div>\n" .
1785                       "<div class=\"log_body\">\n";
1786                 my $comment = $co{'comment'};
1787                 my $empty = 0;
1788                 foreach my $line (@$comment) {
1789                         if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
1790                                 next;
1791                         }
1792                         if ($line eq "") {
1793                                 if ($empty) {
1794                                         next;
1795                                 }
1796                                 $empty = 1;
1797                         } else {
1798                                 $empty = 0;
1799                         }
1800                         print format_log_line_html($line) . "<br/>\n";
1801                 }
1802                 if (!$empty) {
1803                         print "<br/>\n";
1804                 }
1805                 print "</div>\n";
1806         }
1807         git_footer_html();
1808 }
1809
1810 sub git_commit {
1811         my %co = git_read_commit($hash);
1812         if (!%co) {
1813                 die_error(undef, "Unknown commit object.");
1814         }
1815         my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
1816         my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
1817
1818         my @difftree;
1819         my $root = "";
1820         my $parent = $co{'parent'};
1821         if (!defined $parent) {
1822                 $root = " --root";
1823                 $parent = "";
1824         }
1825         open my $fd, "-|", "$gitbin/git-diff-tree -r -M $root $parent $hash" or die_error(undef, "Open failed.");
1826         @difftree = map { chomp; $_ } <$fd>;
1827         close $fd or die_error(undef, "Reading diff-tree failed.");
1828
1829         # non-textual hash id's can be cached
1830         my $expires;
1831         if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
1832                 $expires = "+1d";
1833         }
1834         my $refs = read_info_ref();
1835         my $ref = "";
1836         if (defined $refs->{$co{'id'}}) {
1837                 $ref = " <span class=\"tag\">" . esc_html($refs->{$co{'id'}}) . "</span>";
1838         }
1839         git_header_html(undef, $expires);
1840         print "<div class=\"page_nav\">\n" .
1841               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
1842               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash")}, "shortlog") .
1843               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash")}, "log") .
1844               " | commit";
1845         if (defined $co{'parent'}) {
1846                 print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash")}, "commitdiff");
1847         }
1848         print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash")}, "tree") . "\n" .
1849               "<br/><br/></div>\n";
1850         if (defined $co{'parent'}) {
1851                 print "<div>\n" .
1852                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash"), -class => "title"}, esc_html($co{'title'}) . $ref) . "\n" .
1853                       "</div>\n";
1854         } else {
1855                 print "<div>\n" .
1856                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash"), -class => "title"}, esc_html($co{'title'})) . "\n" .
1857                       "</div>\n";
1858         }
1859         print "<div class=\"title_text\">\n" .
1860               "<table cellspacing=\"0\">\n";
1861         print "<tr><td>author</td><td>" . esc_html($co{'author'}) . "</td></tr>\n".
1862               "<tr>" .
1863               "<td></td><td> $ad{'rfc2822'}";
1864         if ($ad{'hour_local'} < 6) {
1865                 printf(" (<span style=\"color: #cc0000;\">%02d:%02d</span> %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1866         } else {
1867                 printf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
1868         }
1869         print "</td>" .
1870               "</tr>\n";
1871         print "<tr><td>committer</td><td>" . esc_html($co{'committer'}) . "</td></tr>\n";
1872         print "<tr><td></td><td> $cd{'rfc2822'}" . sprintf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'}) . "</td></tr>\n";
1873         print "<tr><td>commit</td><td style=\"font-family:monospace\">$co{'id'}</td></tr>\n";
1874         print "<tr>" .
1875               "<td>tree</td>" .
1876               "<td style=\"font-family:monospace\">" .
1877               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash"), class => "list"}, $co{'tree'}) .
1878               "</td>" .
1879               "<td class=\"link\">" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash")}, "tree") .
1880               "</td>" .
1881               "</tr>\n";
1882         my $parents  = $co{'parents'};
1883         foreach my $par (@$parents) {
1884                 print "<tr>" .
1885                       "<td>parent</td>" .
1886                       "<td style=\"font-family:monospace\">" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$par"), class => "list"}, $par) . "</td>" .
1887                       "<td class=\"link\">" .
1888                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$par")}, "commit") .
1889                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash;hp=$par")}, "commitdiff") .
1890                       "</td>" .
1891                       "</tr>\n";
1892         }
1893         print "</table>".
1894               "</div>\n";
1895         print "<div class=\"page_body\">\n";
1896         my $comment = $co{'comment'};
1897         my $empty = 0;
1898         my $signed = 0;
1899         foreach my $line (@$comment) {
1900                 # print only one empty line
1901                 if ($line eq "") {
1902                         if ($empty || $signed) {
1903                                 next;
1904                         }
1905                         $empty = 1;
1906                 } else {
1907                         $empty = 0;
1908                 }
1909                 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
1910                         $signed = 1;
1911                         print "<span style=\"color: #888888\">" . esc_html($line) . "</span><br/>\n";
1912                 } else {
1913                         $signed = 0;
1914                         print format_log_line_html($line) . "<br/>\n";
1915                 }
1916         }
1917         print "</div>\n";
1918         print "<div class=\"list_head\">\n";
1919         if ($#difftree > 10) {
1920                 print(($#difftree + 1) . " files changed:\n");
1921         }
1922         print "</div>\n";
1923         print "<table cellspacing=\"0\">\n";
1924         my $alternate = 0;
1925         foreach my $line (@difftree) {
1926                 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M      ls-files.c'
1927                 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M      rev-tree.c'
1928                 if (!($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)([0-9]{0,3})\t(.*)$/)) {
1929                         next;
1930                 }
1931                 my $from_mode = $1;
1932                 my $to_mode = $2;
1933                 my $from_id = $3;
1934                 my $to_id = $4;
1935                 my $status = $5;
1936                 my $similarity = $6;
1937                 my $file = validate_input(unquote($7));
1938                 if ($alternate) {
1939                         print "<tr class=\"dark\">\n";
1940                 } else {
1941                         print "<tr class=\"light\">\n";
1942                 }
1943                 $alternate ^= 1;
1944                 if ($status eq "A") {
1945                         my $mode_chng = "";
1946                         if (S_ISREG(oct $to_mode)) {
1947                                 $mode_chng = sprintf(" with mode: %04o", (oct $to_mode) & 0777);
1948                         }
1949                         print "<td>" .
1950                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$file"), -class => "list"}, esc_html($file)) . "</td>\n" .
1951                               "<td><span style=\"color: #008000;\">[new " . file_type($to_mode) . "$mode_chng]</span></td>\n" .
1952                               "<td class=\"link\">" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$file")}, "blob") . "</td>\n";
1953                 } elsif ($status eq "D") {
1954                         print "<td>" .
1955                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$from_id;hb=$hash;f=$file"), -class => "list"}, esc_html($file)) . "</td>\n" .
1956                               "<td><span style=\"color: #c00000;\">[deleted " . file_type($from_mode). "]</span></td>\n" .
1957                               "<td class=\"link\">" .
1958                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$from_id;hb=$hash;f=$file")}, "blob") .
1959                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=history;h=$hash;f=$file")}, "history") .
1960                               "</td>\n"
1961                 } elsif ($status eq "M" || $status eq "T") {
1962                         my $mode_chnge = "";
1963                         if ($from_mode != $to_mode) {
1964                                 $mode_chnge = " <span style=\"color: #777777;\">[changed";
1965                                 if (((oct $from_mode) & S_IFMT) != ((oct $to_mode) & S_IFMT)) {
1966                                         $mode_chnge .= " from " . file_type($from_mode) . " to " . file_type($to_mode);
1967                                 }
1968                                 if (((oct $from_mode) & 0777) != ((oct $to_mode) & 0777)) {
1969                                         if (S_ISREG($from_mode) && S_ISREG($to_mode)) {
1970                                                 $mode_chnge .= sprintf(" mode: %04o->%04o", (oct $from_mode) & 0777, (oct $to_mode) & 0777);
1971                                         } elsif (S_ISREG($to_mode)) {
1972                                                 $mode_chnge .= sprintf(" mode: %04o", (oct $to_mode) & 0777);
1973                                         }
1974                                 }
1975                                 $mode_chnge .= "]</span>\n";
1976                         }
1977                         print "<td>";
1978                         if ($to_id ne $from_id) {
1979                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blobdiff;h=$to_id;hp=$from_id;hb=$hash;f=$file"), -class => "list"}, esc_html($file));
1980                         } else {
1981                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$file"), -class => "list"}, esc_html($file));
1982                         }
1983                         print "</td>\n" .
1984                               "<td>$mode_chnge</td>\n" .
1985                               "<td class=\"link\">";
1986                         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$file")}, "blob");
1987                         if ($to_id ne $from_id) {
1988                                 print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blobdiff;h=$to_id;hp=$from_id;hb=$hash;f=$file")}, "diff");
1989                         }
1990                         print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=history;h=$hash;f=$file")}, "history") . "\n";
1991                         print "</td>\n";
1992                 } elsif ($status eq "R") {
1993                         my ($from_file, $to_file) = split "\t", $file;
1994                         my $mode_chng = "";
1995                         if ($from_mode != $to_mode) {
1996                                 $mode_chng = sprintf(", mode: %04o", (oct $to_mode) & 0777);
1997                         }
1998                         print "<td>" .
1999                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$to_file"), -class => "list"}, esc_html($to_file)) . "</td>\n" .
2000                               "<td><span style=\"color: #777777;\">[moved from " .
2001                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$from_id;hb=$hash;f=$from_file"), -class => "list"}, esc_html($from_file)) .
2002                               " with " . (int $similarity) . "% similarity$mode_chng]</span></td>\n" .
2003                               "<td class=\"link\">" .
2004                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$to_file")}, "blob");
2005                         if ($to_id ne $from_id) {
2006                                 print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blobdiff;h=$to_id;hp=$from_id;hb=$hash;f=$to_file")}, "diff");
2007                         }
2008                         print "</td>\n";
2009                 }
2010                 print "</tr>\n";
2011         }
2012         print "</table>\n";
2013         git_footer_html();
2014 }
2015
2016 sub git_blobdiff {
2017         mkdir($git_temp, 0700);
2018         git_header_html();
2019         if (defined $hash_base && (my %co = git_read_commit($hash_base))) {
2020                 print "<div class=\"page_nav\">\n" .
2021                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
2022                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
2023                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
2024                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base")}, "commit") .
2025                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash_base")}, "commitdiff") .
2026                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash_base")}, "tree") .
2027                       "<br/>\n";
2028                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blobdiff_plain;h=$hash;hp=$hash_parent")}, "plain") .
2029                       "</div>\n";
2030                 print "<div>\n" .
2031                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash_base"), -class => "title"}, esc_html($co{'title'})) . "\n" .
2032                       "</div>\n";
2033         } else {
2034                 print "<div class=\"page_nav\">\n" .
2035                       "<br/><br/></div>\n" .
2036                       "<div class=\"title\">$hash vs $hash_parent</div>\n";
2037         }
2038         if (defined $file_name) {
2039                 print "<div class=\"page_path\"><b>/" . esc_html($file_name) . "</b></div>\n";
2040         }
2041         print "<div class=\"page_body\">\n" .
2042               "<div class=\"diff_info\">blob:" .
2043               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$hash_parent;hb=$hash_base;f=$file_name")}, $hash_parent) .
2044               " -> blob:" .
2045               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$hash;hb=$hash_base;f=$file_name")}, $hash) .
2046               "</div>\n";
2047         git_diff_print($hash_parent, $file_name || $hash_parent, $hash, $file_name || $hash);
2048         print "</div>";
2049         git_footer_html();
2050 }
2051
2052 sub git_blobdiff_plain {
2053         mkdir($git_temp, 0700);
2054         print $cgi->header(-type => "text/plain", -charset => 'utf-8');
2055         git_diff_print($hash_parent, $file_name || $hash_parent, $hash, $file_name || $hash, "plain");
2056 }
2057
2058 sub git_commitdiff {
2059         mkdir($git_temp, 0700);
2060         my %co = git_read_commit($hash);
2061         if (!%co) {
2062                 die_error(undef, "Unknown commit object.");
2063         }
2064         if (!defined $hash_parent) {
2065                 $hash_parent = $co{'parent'};
2066         }
2067         open my $fd, "-|", "$gitbin/git-diff-tree -r $hash_parent $hash" or die_error(undef, "Open failed.");
2068         my (@difftree) = map { chomp; $_ } <$fd>;
2069         close $fd or die_error(undef, "Reading diff-tree failed.");
2070
2071         # non-textual hash id's can be cached
2072         my $expires;
2073         if ($hash =~ m/^[0-9a-fA-F]{40}$/) {
2074                 $expires = "+1d";
2075         }
2076         my $refs = read_info_ref();
2077         my $ref = "";
2078         if (defined $refs->{$co{'id'}}) {
2079                 $ref = " <span class=\"tag\">" . esc_html($refs->{$co{'id'}}) . "</span>";
2080         }
2081         git_header_html(undef, $expires);
2082         print "<div class=\"page_nav\">\n" .
2083               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
2084               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash")}, "shortlog") .
2085               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash")}, "log") .
2086               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash")}, "commit") .
2087               " | commitdiff" .
2088               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash")}, "tree") . "<br/>\n";
2089         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff_plain;h=$hash;hp=$hash_parent")}, "plain") . "\n" .
2090               "</div>\n";
2091         print "<div>\n" .
2092               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash"), -class => "title"}, esc_html($co{'title'}) . $ref) . "\n" .
2093               "</div>\n";
2094         print "<div class=\"page_body\">\n";
2095         my $comment = $co{'comment'};
2096         my $empty = 0;
2097         my $signed = 0;
2098         my @log = @$comment;
2099         # remove first and empty lines after that
2100         shift @log;
2101         while (defined $log[0] && $log[0] eq "") {
2102                 shift @log;
2103         }
2104         foreach my $line (@log) {
2105                 if ($line =~ m/^ *(signed[ \-]off[ \-]by[ :]|acked[ \-]by[ :]|cc[ :])/i) {
2106                         next;
2107                 }
2108                 if ($line eq "") {
2109                         if ($empty) {
2110                                 next;
2111                         }
2112                         $empty = 1;
2113                 } else {
2114                         $empty = 0;
2115                 }
2116                 print format_log_line_html($line) . "<br/>\n";
2117         }
2118         print "<br/>\n";
2119         foreach my $line (@difftree) {
2120                 # ':100644 100644 03b218260e99b78c6df0ed378e59ed9205ccc96d 3b93d5e7cc7f7dd4ebed13a5cc1a4ad976fc94d8 M      ls-files.c'
2121                 # ':100644 100644 7f9281985086971d3877aca27704f2aaf9c448ce bc190ebc71bbd923f2b728e505408f5e54bd073a M      rev-tree.c'
2122                 $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/;
2123                 my $from_mode = $1;
2124                 my $to_mode = $2;
2125                 my $from_id = $3;
2126                 my $to_id = $4;
2127                 my $status = $5;
2128                 my $file = validate_input(unquote($6));
2129                 if ($status eq "A") {
2130                         print "<div class=\"diff_info\">" .  file_type($to_mode) . ":" .
2131                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$file")}, $to_id) . "(new)" .
2132                               "</div>\n";
2133                         git_diff_print(undef, "/dev/null", $to_id, "b/$file");
2134                 } elsif ($status eq "D") {
2135                         print "<div class=\"diff_info\">" . file_type($from_mode) . ":" .
2136                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$from_id;hb=$hash;f=$file")}, $from_id) . "(deleted)" .
2137                               "</div>\n";
2138                         git_diff_print($from_id, "a/$file", undef, "/dev/null");
2139                 } elsif ($status eq "M") {
2140                         if ($from_id ne $to_id) {
2141                                 print "<div class=\"diff_info\">" .
2142                                       file_type($from_mode) . ":" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$from_id;hb=$hash;f=$file")}, $from_id) .
2143                                       " -> " .
2144                                       file_type($to_mode) . ":" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$to_id;hb=$hash;f=$file")}, $to_id);
2145                                 print "</div>\n";
2146                                 git_diff_print($from_id, "a/$file",  $to_id, "b/$file");
2147                         }
2148                 }
2149         }
2150         print "<br/>\n" .
2151               "</div>";
2152         git_footer_html();
2153 }
2154
2155 sub git_commitdiff_plain {
2156         mkdir($git_temp, 0700);
2157         open my $fd, "-|", "$gitbin/git-diff-tree -r $hash_parent $hash" or die_error(undef, "Open failed.");
2158         my (@difftree) = map { chomp; $_ } <$fd>;
2159         close $fd or die_error(undef, "Reading diff-tree failed.");
2160
2161         # try to figure out the next tag after this commit
2162         my $tagname;
2163         my $refs = read_info_ref("tags");
2164         open $fd, "-|", "$gitbin/git-rev-list HEAD";
2165         chomp (my (@commits) = <$fd>);
2166         close $fd;
2167         foreach my $commit (@commits) {
2168                 if (defined $refs->{$commit}) {
2169                         $tagname = $refs->{$commit}
2170                 }
2171                 if ($commit eq $hash) {
2172                         last;
2173                 }
2174         }
2175
2176         print $cgi->header(-type => "text/plain", -charset => 'utf-8', '-content-disposition' => "inline; filename=\"git-$hash.patch\"");
2177         my %co = git_read_commit($hash);
2178         my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
2179         my $comment = $co{'comment'};
2180         print "From: $co{'author'}\n" .
2181               "Date: $ad{'rfc2822'} ($ad{'tz_local'})\n".
2182               "Subject: $co{'title'}\n";
2183         if (defined $tagname) {
2184               print "X-Git-Tag: $tagname\n";
2185         }
2186         print "X-Git-Url: $my_url?p=$project;a=commitdiff;h=$hash\n" .
2187               "\n";
2188
2189         foreach my $line (@$comment) {;
2190                 print "$line\n";
2191         }
2192         print "---\n\n";
2193
2194         foreach my $line (@difftree) {
2195                 $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/;
2196                 my $from_id = $3;
2197                 my $to_id = $4;
2198                 my $status = $5;
2199                 my $file = $6;
2200                 if ($status eq "A") {
2201                         git_diff_print(undef, "/dev/null", $to_id, "b/$file", "plain");
2202                 } elsif ($status eq "D") {
2203                         git_diff_print($from_id, "a/$file", undef, "/dev/null", "plain");
2204                 } elsif ($status eq "M") {
2205                         git_diff_print($from_id, "a/$file",  $to_id, "b/$file", "plain");
2206                 }
2207         }
2208 }
2209
2210 sub git_history {
2211         if (!defined $hash) {
2212                 $hash = git_read_head($project);
2213         }
2214         my %co = git_read_commit($hash);
2215         if (!%co) {
2216                 die_error(undef, "Unknown commit object.");
2217         }
2218         my $refs = read_info_ref();
2219         git_header_html();
2220         print "<div class=\"page_nav\">\n" .
2221               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
2222               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
2223               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log")}, "log") .
2224               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash")}, "commit") .
2225               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash")}, "commitdiff") .
2226               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash")}, "tree") .
2227               "<br/><br/>\n" .
2228               "</div>\n";
2229         print "<div>\n" .
2230               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash"), -class => "title"}, esc_html($co{'title'})) . "\n" .
2231               "</div>\n";
2232         print "<div class=\"page_path\"><b>/" . esc_html($file_name) . "</b><br/></div>\n";
2233
2234         open my $fd, "-|", "$gitbin/git-rev-list $hash | $gitbin/git-diff-tree -r --stdin -- \'$file_name\'";
2235         my $commit;
2236         print "<table cellspacing=\"0\">\n";
2237         my $alternate = 0;
2238         while (my $line = <$fd>) {
2239                 if ($line =~ m/^([0-9a-fA-F]{40})/){
2240                         $commit = $1;
2241                         next;
2242                 }
2243                 if ($line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/ && (defined $commit)) {
2244                         my %co = git_read_commit($commit);
2245                         if (!%co) {
2246                                 next;
2247                         }
2248                         my $ref = "";
2249                         if (defined $refs->{$commit}) {
2250                                 $ref = " <span class=\"tag\">" . esc_html($refs->{$commit}) . "</span>";
2251                         }
2252                         if ($alternate) {
2253                                 print "<tr class=\"dark\">\n";
2254                         } else {
2255                                 print "<tr class=\"light\">\n";
2256                         }
2257                         $alternate ^= 1;
2258                         print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2259                               "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 3)) . "</i></td>\n" .
2260                               "<td>" . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"), -class => "list"}, "<b>" .
2261                               esc_html(chop_str($co{'title'}, 50)) . "$ref</b>") . "</td>\n" .
2262                               "<td class=\"link\">" .
2263                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit")}, "commit") .
2264                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$commit")}, "commitdiff") .
2265                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;hb=$commit;f=$file_name")}, "blob");
2266                         my $blob = git_get_hash_by_path($hash, $file_name);
2267                         my $blob_parent = git_get_hash_by_path($commit, $file_name);
2268                         if (defined $blob && defined $blob_parent && $blob ne $blob_parent) {
2269                                 print " | " .
2270                                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blobdiff;h=$blob;hp=$blob_parent;hb=$commit;f=$file_name")},
2271                                 "diff to current");
2272                         }
2273                         print "</td>\n" .
2274                               "</tr>\n";
2275                         undef $commit;
2276                 }
2277         }
2278         print "</table>\n";
2279         close $fd;
2280         git_footer_html();
2281 }
2282
2283 sub git_search {
2284         if (!defined $searchtext) {
2285                 die_error("", "Text field empty.");
2286         }
2287         if (!defined $hash) {
2288                 $hash = git_read_head($project);
2289         }
2290         my %co = git_read_commit($hash);
2291         if (!%co) {
2292                 die_error(undef, "Unknown commit object.");
2293         }
2294         # pickaxe may take all resources of your box and run for several minutes
2295         # with every query - so decide by yourself how public you make this feature :)
2296         my $commit_search = 1;
2297         my $author_search = 0;
2298         my $committer_search = 0;
2299         my $pickaxe_search = 0;
2300         if ($searchtext =~ s/^author\\://i) {
2301                 $author_search = 1;
2302         } elsif ($searchtext =~ s/^committer\\://i) {
2303                 $committer_search = 1;
2304         } elsif ($searchtext =~ s/^pickaxe\\://i) {
2305                 $commit_search = 0;
2306                 $pickaxe_search = 1;
2307         }
2308         git_header_html();
2309         print "<div class=\"page_nav\">\n" .
2310               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary;h=$hash")}, "summary") .
2311               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "shortlog") .
2312               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash")}, "log") .
2313               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash")}, "commit") .
2314               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash")}, "commitdiff") .
2315               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$hash")}, "tree") .
2316               "<br/><br/>\n" .
2317               "</div>\n";
2318
2319         print "<div>\n" .
2320               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash"), -class => "title"}, esc_html($co{'title'})) . "\n" .
2321               "</div>\n";
2322         print "<table cellspacing=\"0\">\n";
2323         my $alternate = 0;
2324         if ($commit_search) {
2325                 $/ = "\0";
2326                 open my $fd, "-|", "$gitbin/git-rev-list --header --parents $hash" or next;
2327                 while (my $commit_text = <$fd>) {
2328                         if (!grep m/$searchtext/i, $commit_text) {
2329                                 next;
2330                         }
2331                         if ($author_search && !grep m/\nauthor .*$searchtext/i, $commit_text) {
2332                                 next;
2333                         }
2334                         if ($committer_search && !grep m/\ncommitter .*$searchtext/i, $commit_text) {
2335                                 next;
2336                         }
2337                         my @commit_lines = split "\n", $commit_text;
2338                         my %co = git_read_commit(undef, \@commit_lines);
2339                         if (!%co) {
2340                                 next;
2341                         }
2342                         if ($alternate) {
2343                                 print "<tr class=\"dark\">\n";
2344                         } else {
2345                                 print "<tr class=\"light\">\n";
2346                         }
2347                         $alternate ^= 1;
2348                         print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2349                               "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
2350                               "<td>" .
2351                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$co{'id'}"), -class => "list"}, "<b>" . esc_html(chop_str($co{'title'}, 50)) . "</b><br/>");
2352                         my $comment = $co{'comment'};
2353                         foreach my $line (@$comment) {
2354                                 if ($line =~ m/^(.*)($searchtext)(.*)$/i) {
2355                                         my $lead = esc_html($1) || "";
2356                                         $lead = chop_str($lead, 30, 10);
2357                                         my $match = esc_html($2) || "";
2358                                         my $trail = esc_html($3) || "";
2359                                         $trail = chop_str($trail, 30, 10);
2360                                         my $text = "$lead<span style=\"color:#e00000\">$match</span>$trail";
2361                                         print chop_str($text, 80, 5) . "<br/>\n";
2362                                 }
2363                         }
2364                         print "</td>\n" .
2365                               "<td class=\"link\">" .
2366                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$co{'id'}")}, "commit") .
2367                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$co{'id'}")}, "tree");
2368                         print "</td>\n" .
2369                               "</tr>\n";
2370                 }
2371                 close $fd;
2372         }
2373
2374         if ($pickaxe_search) {
2375                 $/ = "\n";
2376                 open my $fd, "-|", "$gitbin/git-rev-list $hash | $gitbin/git-diff-tree -r --stdin -S\'$searchtext\'";
2377                 undef %co;
2378                 my @files;
2379                 while (my $line = <$fd>) {
2380                         if (%co && $line =~ m/^:([0-7]{6}) ([0-7]{6}) ([0-9a-fA-F]{40}) ([0-9a-fA-F]{40}) (.)\t(.*)$/) {
2381                                 my %set;
2382                                 $set{'file'} = $6;
2383                                 $set{'from_id'} = $3;
2384                                 $set{'to_id'} = $4;
2385                                 $set{'id'} = $set{'to_id'};
2386                                 if ($set{'id'} =~ m/0{40}/) {
2387                                         $set{'id'} = $set{'from_id'};
2388                                 }
2389                                 if ($set{'id'} =~ m/0{40}/) {
2390                                         next;
2391                                 }
2392                                 push @files, \%set;
2393                         } elsif ($line =~ m/^([0-9a-fA-F]{40})$/){
2394                                 if (%co) {
2395                                         if ($alternate) {
2396                                                 print "<tr class=\"dark\">\n";
2397                                         } else {
2398                                                 print "<tr class=\"light\">\n";
2399                                         }
2400                                         $alternate ^= 1;
2401                                         print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2402                                               "<td><i>" . esc_html(chop_str($co{'author_name'}, 15, 5)) . "</i></td>\n" .
2403                                               "<td>" .
2404                                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$co{'id'}"), -class => "list"}, "<b>" .
2405                                               esc_html(chop_str($co{'title'}, 50)) . "</b><br/>");
2406                                         while (my $setref = shift @files) {
2407                                                 my %set = %$setref;
2408                                                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob;h=$set{'id'};hb=$co{'id'};f=$set{'file'}"), class => "list"},
2409                                                       "<span style=\"color:#e00000\">" . esc_html($set{'file'}) . "</span>") .
2410                                                       "<br/>\n";
2411                                         }
2412                                         print "</td>\n" .
2413                                               "<td class=\"link\">" .
2414                                               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$co{'id'}")}, "commit") .
2415                                               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$co{'tree'};hb=$co{'id'}")}, "tree");
2416                                         print "</td>\n" .
2417                                               "</tr>\n";
2418                                 }
2419                                 %co = git_read_commit($1);
2420                         }
2421                 }
2422                 close $fd;
2423         }
2424         print "</table>\n";
2425         git_footer_html();
2426 }
2427
2428 sub git_shortlog {
2429         my $head = git_read_head($project);
2430         if (!defined $hash) {
2431                 $hash = $head;
2432         }
2433         if (!defined $page) {
2434                 $page = 0;
2435         }
2436         my $refs = read_info_ref();
2437         git_header_html();
2438         print "<div class=\"page_nav\">\n" .
2439               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, "summary") .
2440               " | shortlog" .
2441               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$hash")}, "log") .
2442               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$hash")}, "commit") .
2443               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$hash")}, "commitdiff") .
2444               " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tree;h=$hash;hb=$hash")}, "tree") . "<br/>\n";
2445
2446         my $limit = sprintf("--max-count=%i", (100 * ($page+1)));
2447         open my $fd, "-|", "$gitbin/git-rev-list $limit $hash" or die_error(undef, "Open failed.");
2448         my (@revlist) = map { chomp; $_ } <$fd>;
2449         close $fd;
2450
2451         if ($hash ne $head || $page) {
2452                 print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog")}, "HEAD");
2453         } else {
2454                 print "HEAD";
2455         }
2456         if ($page > 0) {
2457                 print " &sdot; " .
2458                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash;pg=" . ($page-1)), -accesskey => "p", -title => "Alt-p"}, "prev");
2459         } else {
2460                 print " &sdot; prev";
2461         }
2462         if ($#revlist >= (100 * ($page+1)-1)) {
2463                 print " &sdot; " .
2464                 $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash;pg=" . ($page+1)), -accesskey => "n", -title => "Alt-n"}, "next");
2465         } else {
2466                 print " &sdot; next";
2467         }
2468         print "<br/>\n" .
2469               "</div>\n";
2470         print "<div>\n" .
2471               $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary"), -class => "title"}, "&nbsp;") .
2472               "</div>\n";
2473         print "<table cellspacing=\"0\">\n";
2474         my $alternate = 0;
2475         for (my $i = ($page * 100); $i <= $#revlist; $i++) {
2476                 my $commit = $revlist[$i];
2477                 my $ref = "";
2478                 if (defined $refs->{$commit}) {
2479                         $ref = " <span class=\"tag\">" . esc_html($refs->{$commit}) . "</span>";
2480                 }
2481                 my %co = git_read_commit($commit);
2482                 my %ad = date_str($co{'author_epoch'});
2483                 if ($alternate) {
2484                         print "<tr class=\"dark\">\n";
2485                 } else {
2486                         print "<tr class=\"light\">\n";
2487                 }
2488                 $alternate ^= 1;
2489                 print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
2490                       "<td><i>" . esc_html(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
2491                       "<td>";
2492                 if (length($co{'title_short'}) < length($co{'title'})) {
2493                         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"), -class => "list", -title => "$co{'title'}"},
2494                               "<b>" . esc_html($co{'title_short'}) . "$ref</b>");
2495                 } else {
2496                         print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"), -class => "list"},
2497                               "<b>" . esc_html($co{'title_short'}) . "$ref</b>");
2498                 }
2499                 print "</td>\n" .
2500                       "<td class=\"link\">" .
2501                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit")}, "commit") .
2502                       " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$commit")}, "commitdiff") .
2503                       "</td>\n" .
2504                       "</tr>";
2505         }
2506         if ($#revlist >= (100 * ($page+1)-1)) {
2507                 print "<tr>\n" .
2508                       "<td>" .
2509                       $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$hash;pg=" . ($page+1)), -title => "Alt-n"}, "next") .
2510                       "</td>\n" .
2511                       "</tr>\n";
2512         }
2513         print "</table\n>";
2514         git_footer_html();
2515 }