Lady’s Gitweb - Gitweb/blob - gitweb.cgi

   1 #!/usr/bin/perl
   2
   3 # gitweb.pl - simple web interface to track changes in git repositories
   4 #
   5 # (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
   6 # (C) 2005, Christian Gierke <ch@gierke.de>
   7 #
   8 # This file is licensed under the GPL v2, or a later version
   9
  10 use strict;
  11 use warnings;
  12 use CGI qw(:standard :escapeHTML);
  13 use CGI::Carp qw(fatalsToBrowser);
  14
  15 my $cgi = new CGI;
  16
  17 my $version =           "057";
  18 my $projectroot =       "/home/kay/public_html/pub/scm";
  19 my $defaultprojects =   "linux/kernel/git";
  20 my $gitbin =            "/home/kay/bin/git";
  21 my $gittmp =            "/tmp";
  22 my $my_url =            $cgi->url();
  23 my $my_uri =            $cgi->url(-absolute => 1);
  24
  25 my $project = $cgi->param('p');
  26 my $action = $cgi->param('a');
  27 my $hash = $cgi->param('h');
  28 my $hash_parent = $cgi->param('hp');
  29 my $file_name = $cgi->param('f');
  30 my $time_back = $cgi->param('t');
  31 $ENV{'SHA1_FILE_DIRECTORY'} = "$projectroot/$project/objects";
  32
  33 # validate input
  34 if (defined($project) && $project =~ /(^|\/)(|\.|\.\.)($|\/)/) {
  35         die_error("", "Invalid project parameter.");
  36 }
  37 if (defined($file_name) && $file_name =~ /(^|\/)(|\.|\.\.)($|\/)/) {
  38         die_error("", "Invalid file parameter.");
  39 }
  40 if (defined($action) && !$action =~ m/^[0-9a-zA-Z\.\-]+$/) {
  41         die_error("", "Invalid action parameter.");
  42 }
  43 if (defined($hash) && !($hash =~ m/^[0-9a-fA-F]{40}$/)) {
  44         die_error("", "Invalid hash parameter.");
  45 }
  46 if (defined($hash_parent) && !($hash_parent =~ m/^[0-9a-fA-F]{40}$/)) {
  47         die_error("", "Invalid parent hash parameter.");
  48 }
  49 if (defined($time_back) && !($time_back =~ m/^[0-9]+$/)) {
  50         die_error("", "Invalid time parameter.");
  51 }
  52
  53 sub git_header_html {
  54         my $status = shift || "200 OK";
  55
  56         print $cgi->header(-type=>'text/html',  -charset => 'utf-8', -status=> $status);
  57         print <<EOF;
  58 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
  59 <html>
  60 <head>
  61         <title>git - $project $action</title>
  62         <link rel="alternate" title="$project log" href="$my_uri?p=$project;a=rss" type="application/rss+xml"/>
  63         <style type="text/css">
  64         body { font-family: sans-serif; font-size: 12px; margin:0px; }
  65         a { color:#0000cc; }
  66         a:hover { color:#880000; }
  67         a:visited { color:#880000; }
  68         a:active { color:#880000; }
  69         div.page_header {
  70                 margin:15px 25px 0px; height:25px; padding:8px;
  71                 font-size:18px; clear:both; font-weight:bold; background-color: #d9d8d1;
  72         }
  73         div.page_header a:visited { color:#0000cc; }
  74         div.page_nav { margin:0px 25px; padding:8px; clear:both; border:solid #d9d8d1; border-width:0px 1px; }
  75         div.page_nav a:visited { color:#0000cc; }
  76         div.page_footer {
  77                 margin:0px 25px 15px; height:17px; padding:4px; padding-left:8px;
  78                 clear:both; background-color: #d9d8d1;
  79         }
  80         div.page_footer_text { float:left; color:#888888; font-size:10px;}
  81         div.page_body { margin:0px 25px; padding:8px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
  82         a.log_title {
  83                 display:block; margin:0px 25px; padding:8px; clear:both;
  84                 font-weight:bold; background-color: #d9d8d1; text-decoration:none; color:#000000;
  85         }
  86         a.log_title:hover { background-color: #c9c8c1; }
  87         a.xml_logo { float:right; border:1px solid;
  88                 line-height:15px;
  89                 border-color:#fcc7a5 #7d3302 #3e1a01 #ff954e; width:35px;
  90                 color:#ffffff; background-color:#ff6600;
  91                 font-weight:bold; font-family:sans-serif; text-align:center;
  92                 font-size:11px; display:block; text-decoration:none;
  93         }
  94         a.xml_logo:hover { background-color:#ee5500; }
  95         div.log_head {
  96                 margin:0px 25px; min-height: 30px; padding:8px; clear:both;
  97                 border: solid #d9d8d1; border-width:0px 1px; font-family:monospace;
  98                 background-color: #edece6;
  99         }
 100         div.log_body {
 101                 margin:0px 25px; padding:8px; padding-left:150px; clear:both;
 102                 border:solid #d9d8d1; border-width:0px 1px;
 103         }
 104         span.log_age { position:relative; float:left; width:142px; }
 105         div.log_functions { font-size:10px; font-family:sans-serif; position:relative; float:left; width:142px; }
 106         div.signed_off { color: #a9a8a1; }
 107         </style>
 108 </head>
 109 <body>
 110 EOF
 111         print "<div class=\"page_header\">\n" .
 112               "<a href=\"http://kernel.org/pub/software/scm/git/\">" .
 113               "<img src=\"$my_uri?a=git-logo.png\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/></a>";
 114         if ($defaultprojects ne "") {
 115                 print $cgi->a({-href => "$my_uri"}, "projects") . " / ";
 116         }
 117         if ($project ne "") {
 118                 print $cgi->a({-href => "$my_uri?p=$project;a=log"}, $project);
 119         }
 120         if ($action ne "") {
 121                 print " / $action";
 122         }
 123         print "</div>\n";
 124 }
 125
 126 sub git_footer_html {
 127         print "<div class=\"page_footer\">";
 128         print "<div class=\"page_footer_text\">version $version</div>";
 129         if ($project ne '') {
 130                 print $cgi->a({-href => "$my_uri?p=$project;a=rss", -class => "xml_logo"}, "XML") . "\n";
 131         }
 132         print "</div>";
 133         print "</body>\n</html>";
 134 }
 135
 136 sub die_error {
 137         my $status = shift || "403 Forbidden";
 138         my $error = shift || "Malformed query, file missing or permission denied";
 139         git_header_html($status);
 140         print "<div class=\"page_body\">\n" .
 141               "<br/><br/>\n";
 142         print "$error\n";
 143         print "<br/></div>\n";
 144         git_footer_html();
 145         exit 0;
 146 }
 147
 148 sub git_head {
 149         my $path = shift;
 150         open(my $fd, "$projectroot/$path/HEAD") || die_error("", "Invalid project directory.");;
 151         my $head = <$fd>;
 152         close $fd;
 153         chomp $head;
 154         return $head;
 155 }
 156
 157 sub git_commit {
 158         my $commit = shift;
 159         my %co;
 160         my @parents;
 161
 162         open my $fd, "-|", "$gitbin/cat-file commit $commit";
 163         while (my $line = <$fd>) {
 164                 chomp($line);
 165                 last if $line eq "";
 166                 if ($line =~ m/^tree (.*)$/) {
 167                         $co{'tree'} = $1;
 168                 } elsif ($line =~ m/^parent (.*)$/) {
 169                         push @parents, $1;
 170                 } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
 171                         $co{'author'} = $1;
 172                         $co{'author_epoch'} = $2;
 173                         $co{'author_tz'} = $3;
 174                         $co{'author_name'} = $co{'author'};
 175                         $co{'author_name'} =~ s/ <.*//;
 176                 } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
 177                         $co{'committer'} = $1;
 178                         $co{'committer_epoch'} = $2;
 179                         $co{'committer_tz'} = $3;
 180                         $co{'committer_name'} = $co{'committer'};
 181                         $co{'committer_name'} =~ s/ <.*//;
 182                 }
 183         }
 184         if (!defined($co{'tree'})) { die_error("", "Invalid commit object."); }
 185         $co{'parents'} = \@parents;
 186         $co{'parent'} = $parents[0];
 187         my (@comment) = map { chomp; $_ } <$fd>;
 188         $co{'comment'} = \@comment;
 189         $co{'title'} = $comment[0];
 190         close $fd;
 191         return %co;
 192 }
 193
 194 sub git_diff_html {
 195         my $from_name = shift || "/dev/null";
 196         my $to_name = shift || "/dev/null";
 197         my $from = shift;
 198         my $to = shift;
 199
 200         my $from_tmp = "/dev/null";
 201         my $to_tmp = "/dev/null";
 202         my $from_label = "/dev/null";
 203         my $to_label = "/dev/null";
 204         my $pid = $$;
 205
 206         # create tmp from-file
 207         if ($from ne "") {
 208                 $from_tmp = "$gittmp/gitweb_" . $$ . "_from";
 209                 open(my $fd2, "> $from_tmp");
 210                 open my $fd, "-|", "$gitbin/cat-file blob $from";
 211                 my @file = <$fd>;
 212                 print $fd2 @file;
 213                 close $fd2;
 214                 close $fd;
 215                 $from_label = "a/$from_name";
 216         }
 217
 218         # create tmp to-file
 219         if ($to ne "") {
 220                 $to_tmp = "$gittmp/gitweb_" . $$ . "_to";
 221                 open my $fd2, "> $to_tmp";
 222                 open my $fd, "-|", "$gitbin/cat-file blob $to";
 223                 my @file = <$fd>;
 224                 print $fd2 @file;
 225                 close $fd2;
 226                 close $fd;
 227                 $to_label = "b/$to_name";
 228         }
 229
 230         open my $fd, "-|", "/usr/bin/diff -u -p -L $from_label -L $to_label $from_tmp $to_tmp";
 231         print "<span style=\"color: #000099;\">===== ";
 232         if ($from ne "") {
 233                 print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from"}, $from);
 234         } else {
 235                 print $from_name;
 236         }
 237         print " vs ";
 238         if ($to ne "") {
 239                 print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to"}, $to);
 240         } else {
 241                 print $to_name;
 242         }
 243         print " =====</span>\n";
 244         while (my $line = <$fd>) {
 245                 my $char = substr($line,0,1);
 246                 print '<span style="color: #008800;">' if $char eq '+';
 247                 print '<span style="color: #CC0000;">' if $char eq '-';
 248                 print '<span style="color: #990099;">' if $char eq '@';
 249                 print escapeHTML($line);
 250                 print '</span>' if $char eq '+' or $char eq '-' or $char eq '@';
 251         }
 252         close $fd;
 253
 254         if ($from ne "") {
 255                 unlink("$from_tmp");
 256         }
 257         if ($to ne "") {
 258                 unlink("$to_tmp");
 259         }
 260 }
 261
 262 sub mode_str {
 263         my $perms = oct shift;
 264         my $modestr;
 265         if ($perms & 040000) {
 266                 $modestr .= 'drwxrwxr-x';
 267         } else {
 268                 # git cares only about the executable bit
 269                 if ($perms & 0100) {
 270                         $modestr .= '-rwxrwxr-x';
 271                 } else {
 272                         $modestr .= '-rw-rw-r--';
 273                 };
 274         }
 275         return $modestr;
 276 }
 277
 278 sub date_str {
 279         my $epoch = shift;
 280         my $tz = shift || "-0000";
 281
 282         my %date;
 283         my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
 284         my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
 285         my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
 286         $date{'hour'} = $hour;
 287         $date{'minute'} = $min;
 288         $date{'mday'} = $mday;
 289         $date{'day'} = $days[$wday];
 290         $date{'month'} = $months[$mon];
 291         $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
 292         $date{'mday-time'} = sprintf "%d %s %02d:%02d", $mday, $months[$mon], $hour ,$min;
 293
 294         $tz =~ m/((-|\+)[0-9][0-9])([0-9][0-9])/;
 295         my $local = $epoch + (($1 + ($2/60)) * 3600);
 296         ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
 297         $date{'hour_local'} = $hour;
 298         $date{'minute_local'} = $min;
 299         $date{'tz_local'} = $tz;
 300         return %date;
 301 }
 302
 303 if ($action eq "git-logo.png") {
 304         print $cgi->header(-type => 'image/png', -expires => '+1d');
 305         print   "\211\120\116\107\015\012\032\012\000\000\000\015\111\110\104\122".
 306                 "\000\000\000\110\000\000\000\033\004\003\000\000\000\055\331\324".
 307                 "\055\000\000\000\030\120\114\124\105\377\377\377\140\140\135\260".
 308                 "\257\252\000\200\000\316\315\307\300\000\000\350\350\346\367\367".
 309                 "\366\225\014\247\107\000\000\000\163\111\104\101\124\050\317\143".
 310                 "\110\147\040\004\112\134\030\012\010\052\142\123\141\040\002\010".
 311                 "\015\151\105\254\241\241\001\060\014\223\140\066\046\122\221\261".
 312                 "\001\021\326\341\125\144\154\154\314\154\154\014\242\014\160\052".
 313                 "\142\006\052\301\142\035\263\001\002\123\244\010\350\000\003\030".
 314                 "\046\126\021\324\341\040\227\033\340\264\016\065\044\161\051\202".
 315                 "\231\060\270\223\012\021\271\105\210\301\215\240\242\104\041\006".
 316                 "\047\101\202\100\205\301\105\211\040\160\001\000\244\075\041\305".
 317                 "\022\034\232\376\000\000\000\000\111\105\116\104\256\102\140\202";
 318         exit;
 319 }
 320
 321 # show list of default projects
 322 if ($project eq "") {
 323         opendir(my $fd, "$projectroot/$defaultprojects") || die_error("", "No projects found.");
 324         my (@users) = sort grep(!/^\./, readdir($fd));
 325         closedir($fd);
 326         git_header_html();
 327         print "<div class=\"page_body\">\n";
 328         print "<br/><br/>\n";
 329         foreach my $user (@users) {
 330                 opendir($fd, "$projectroot/$defaultprojects/$user");
 331                 my (@repos) = sort grep(/\.git$/, readdir($fd));
 332                 closedir($fd);
 333                 foreach my $repo (@repos) {
 334                         if (-e "$projectroot/$defaultprojects/$user/$repo/HEAD") {
 335                                 print $cgi->a({-href => "$my_uri?p=$defaultprojects/$user/$repo;a=log"}, "$defaultprojects/$user/$repo") . "<br/>\n";
 336                         }
 337                 }
 338         }
 339         print "<br/></div>";
 340         git_footer_html();
 341         exit;
 342 }
 343
 344 if (!defined($action)) {
 345         $action = "log";
 346 }
 347
 348 if (!defined($time_back)) {
 349         $time_back = 1;
 350 }
 351
 352 if ($action eq "blob") {
 353         git_header_html();
 354         print "<div class=\"page_body\"><pre><br/><br/>\n";
 355         open(my $fd, "-|", "$gitbin/cat-file blob $hash");
 356         my $nr;
 357         while (my $line = <$fd>) {
 358                 $nr++;
 359                 printf "<span style =\"color: #999999;\">%4i\t</span>%s", $nr, escapeHTML($line);;
 360         }
 361         close $fd;
 362         print "<br/><br/></pre>\n";
 363         print "</div>";
 364         git_footer_html();
 365 } elsif ($action eq "tree") {
 366         if ($hash eq "") {
 367                 $hash = git_head($project);
 368         }
 369         open my $fd, "-|", "$gitbin/ls-tree $hash";
 370         my (@entries) = map { chomp; $_ } <$fd>;
 371         close $fd;
 372         git_header_html();
 373         print "<div class=\"page_body\">\n";
 374         print "<br/><pre>\n";
 375         foreach my $line (@entries) {
 376                 #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
 377                 $line =~ m/^([0-9]+)\t(.*)\t(.*)\t(.*)$/;
 378                 my $t_mode = $1;
 379                 my $t_type = $2;
 380                 my $t_hash = $3;
 381                 my $t_name = $4;
 382                 if ($t_type eq "blob") {
 383                         print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$t_hash"}, $t_name) . "\n";
 384                 } elsif ($t_type eq "tree") {
 385                         print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$t_hash"}, $t_name) . "\n";
 386                 }
 387         }
 388         print "</pre>\n";
 389         print "<br/></div>";
 390         git_footer_html();
 391 } elsif ($action eq "log" || $action eq "rss") {
 392         open my $fd, "-|", "$gitbin/rev-list " . git_head($project);
 393         my (@revlist) = map { chomp; $_ } <$fd>;
 394         close $fd;
 395
 396         if ($action eq "log") {
 397                 git_header_html();
 398                 print "<div class=\"page_nav\">\n";
 399                 print "view  ";
 400                 print $cgi->a({-href => "$my_uri?p=$project;a=log"}, "last day") . " | \n" .
 401                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=7"}, "week") . " | \n" .
 402                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=31"}, "month") . " | \n" .
 403                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=365"}, "year") . " | \n" .
 404                       $cgi->a({-href => "$my_uri?p=$project;a=log;t=0"}, "all") . "<br/>\n";
 405                 print "<br/><br/>\n" .
 406                       "</div>\n";
 407         } elsif ($action eq "rss") {
 408                 print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
 409                 print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
 410                       "<rss version=\"0.91\">\n";
 411                 print "<channel>\n";
 412                 print "<title>$project</title>\n".
 413                       "<link> " . $my_url . "/$project/log</link>\n".
 414                       "<description>$project log</description>\n".
 415                       "<language>en</language>\n";
 416         }
 417
 418         for (my $i = 0; $i <= $#revlist; $i++) {
 419                 my $commit = $revlist[$i];
 420                 my %co = git_commit($commit);
 421                 my %ad = date_str($co{'author_epoch'});
 422                 my $age = time - $co{'committer_epoch'};
 423                 my $age_string;
 424                 if ($age > 60*60*24*365*2) {
 425                         $age_string = int $age/60/60/24/365;
 426                         $age_string .= " years ago";
 427                 } elsif ($age > 60*60*24*365/12*2) {
 428                         $age_string = int $age/60/60/24/365/12;
 429                         $age_string .= " months ago";
 430                 } elsif ($age > 60*60*24*7*2) {
 431                         $age_string = int $age/60/60/24/7;
 432                         $age_string .= " weeks ago";
 433                 } elsif ($age > 60*60*24*2) {
 434                         $age_string = int $age/60/60/24;
 435                         $age_string .= " days ago";
 436                 } elsif ($age > 60*60*2) {
 437                         $age_string = int $age/60/60;
 438                         $age_string .= " hours ago";
 439                 } elsif ($age > 60*2) {
 440                         $age_string = int $age/60;
 441                         $age_string .= " minutes ago";
 442                 }
 443                 if ($action eq "log") {
 444                 if ($time_back > 0 && $age > $time_back*60*60*24) {
 445                                 if ($i == 0) {
 446                                         print "<div class=\"page_body\"> Last change $age_string.<br/><br/></div>\n";
 447                                 }
 448                                 last;
 449                         }
 450                         print "<div><a href=\"$my_uri?p=$project;a=commit;h=$commit\" class=\"log_title\">\n" .
 451                               "<span class=\"log_age\">" . $age_string . "</span>\n" . escapeHTML($co{'title'}) . "</a>\n" .
 452                               "</div>\n";
 453                         print "<div class=\"log_head\">\n" .
 454                               "<div class=\"log_functions\">\n" .
 455                               $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "view commit") . "<br/>\n" .
 456                               $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "view diff") . "<br/>\n" .
 457                               "</div>\n" .
 458                               escapeHTML($co{'author_name'}) .  " [" . $ad{'rfc2822'} . "]<br/>\n" .
 459                               "</div>\n" .
 460                               "<div class=\"log_body\">\n";
 461                         my $comment = $co{'comment'};
 462                         foreach my $line (@$comment) {
 463                                 if ($line =~ m/^(signed-off|acked)-by:/i) {
 464                                         print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
 465                                 } else {
 466                                         print escapeHTML($line) . "<br/>\n";
 467                                 }
 468                         }
 469                         print "<br/><br/>\n" .
 470                               "</div>\n";
 471                 } elsif ($action eq "rss") {
 472                         last if ($i >= 20);
 473                         print "<item>\n" .
 474                               "\t<title>" . sprintf("%d %s %02d:%02d", $ad{'mday'}, $ad{'month'}, $ad{'hour'}, $ad{'min'}) . " - " . escapeHTML($co{'title'}) . "</title>\n" .
 475                               "\t<link> " . $my_url . "?p=$project;a=commit;h=$commit</link>\n" .
 476                               "\t<description>";
 477                         my $comment = $co{'comment'};
 478                         foreach my $line (@$comment) {
 479                                 print escapeHTML($line) . "\n";
 480                         }
 481                         print "\t</description>\n" .
 482                               "</item>\n";
 483                 }
 484         }
 485         if ($action eq "log") {
 486                 git_footer_html();
 487         } elsif ($action eq "rss") {
 488                 print "</channel></rss>";
 489         }
 490 } elsif ($action eq "commit") {
 491         my %co = git_commit($hash);
 492         my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
 493         my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
 494         open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
 495         my (@difftree) = map { chomp; $_ } <$fd>;
 496         close $fd;
 497
 498         git_header_html();
 499         print "<div class=\"page_nav\"> view\n" .
 500               $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
 501               $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
 502               "<br/><br/></div>\n";
 503         print "<a class=\"log_title\" href=\"$my_uri?p=$project;a=commitdiff;h=$hash\">$co{'title'}</a>\n";
 504         print "<div class=\"log_head\">\n";
 505         print "author &nbsp; &nbsp; &nbsp;" . escapeHTML($co{'author'}) . "<br/>\n";
 506         print "author-time " . $ad{'rfc2822'};
 507         if ($ad{'hour_local'} < 6) { print "<span style=\"color: #cc0000;\">"; }
 508         printf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
 509         if ($ad{'hour_local'} < 6 ) { print "</span>"; }
 510         print "<br/>\n";
 511         print "committer &nbsp; " . escapeHTML($co{'committer'}) . "<br/>\n";
 512         print "commit-time " . $ad{'rfc2822'};
 513         printf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'});
 514         print "<br/>\n";
 515         print "commit &nbsp &nbsp; &nbsp;$hash<br/>\n";
 516         print "tree &nbsp; &nbsp; &nbsp; &nbsp" . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'}"}, $co{'tree'}) . "<br/>\n";
 517         my $parents  = $co{'parents'};
 518         foreach my $par (@$parents) {
 519                 print "parent &nbsp; &nbsp &nbsp" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$par"}, $par) . "<br/>\n";
 520         }
 521         print "</div>\n";
 522         print "<div class=\"page_body\">\n";
 523         my $comment = $co{'comment'};
 524         foreach my $line (@$comment) {
 525                 if ($line =~ m/(signed-off|acked)-by:/i) {
 526                         print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
 527                 } else {
 528                         print escapeHTML($line) . "<br/>\n";
 529                 }
 530         }
 531         print "<br/><br/>\n";
 532         print "<pre>\n";
 533         foreach my $line (@difftree) {
 534                 # '*100644->100644      blob    9f91a116d91926df3ba936a80f020a6ab1084d2b->bb90a0c3a91eb52020d0db0e8b4f94d30e02d596      net/ipv4/route.c'
 535                 # '+100644      blob    4a83ab6cd565d21ab0385bac6643826b83c2fcd4        arch/arm/lib/bitops.h'
 536                 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
 537                 my $op = $1;
 538                 my $mode = $2;
 539                 my $type = $3;
 540                 my $id = $4;
 541                 my $file = $5;
 542                 $mode =~ m/^([0-7]{6})/;
 543                 my $modestr = mode_str($1);
 544                 if ($type eq "blob") {
 545                         if ($op eq "+") {
 546                                 print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$id"}, $file) . " (new)\n";
 547                         } elsif ($op eq "-") {
 548                                 print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;hp=$id"}, $file) . " (removed)\n";
 549                         } elsif ($op eq "*") {
 550                                 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
 551                                 my $from = $1;
 552                                 my $to = $2;
 553                                 print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to;hp=$from"}, $file) . " (" .
 554                                       $cgi->a({-href => "$my_uri?p=$project;a=filerevision;h=$hash;f=$file"}, "history") . ")\n";
 555                         }
 556                 }
 557         }
 558         print "</pre>\n" .
 559               "<br/></div>\n";
 560         git_footer_html();
 561 } elsif ($action eq "blobdiff") {
 562         git_header_html();
 563         print "<div class=\"page_body\"><br/><br/>\n" .
 564               "<pre>\n";
 565         git_diff_html($hash_parent, $hash, $hash_parent, $hash);
 566         print "</pre>\n" .
 567               "<br/></div>";
 568         git_footer_html();
 569 } elsif ($action eq "commitdiff") {
 570         my %co = git_commit($hash);
 571         open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
 572         my (@difftree) = map { chomp; $_ } <$fd>;
 573         close $fd;
 574
 575         git_header_html();
 576         print "<div class=\"page_nav\"> view\n" .
 577               $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
 578               $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
 579               "<br/><br/></div>\n";
 580         print $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "log_title"}, $co{'title'}) ."\n";
 581         print "<div class=\"page_body\">\n" .
 582               "<pre>\n";
 583         foreach my $line (@difftree) {
 584                 # '*100644->100644      blob    8e5f9bbdf4de94a1bc4b4da8cb06677ce0a57716->8da3a306d0c0c070d87048d14a033df02f40a154      Makefile'
 585                 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
 586                 my $op = $1;
 587                 my $mode = $2;
 588                 my $type = $3;
 589                 my $id = $4;
 590                 my $file = $5;
 591                 if ($type eq "blob") {
 592                         if ($op eq "+") {
 593                                 git_diff_html("", $file, "", $id);
 594                         } elsif ($op eq "-") {
 595                                 git_diff_html($file, "", $id, "");
 596                         } elsif ($op eq "*") {
 597                                 $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
 598                                 git_diff_html($file, $file, $1, $2);
 599                         }
 600                 }
 601         }
 602         print "<br/></pre>\n";
 603         print "</div>";
 604         git_footer_html();
 605 } elsif ($action eq "filerevision") {
 606         open my $fd, "-|", "$gitbin/rev-list $hash";
 607         my (@revlist) = map { chomp; $_ } <$fd>;
 608         close $fd;
 609
 610         git_header_html();
 611         print "<div class=\"page_body\">\n" .
 612               "<pre>\n";
 613         foreach my $rev (@revlist) {
 614                 my %co = git_commit($rev);
 615                 my $parents  = $co{'parents'};
 616                 foreach my $parent (@$parents) {
 617                         open $fd, "-|", "$gitbin/diff-tree -r $parent $rev $file_name";
 618                         my (@difftree) = map { chomp; $_ } <$fd>;
 619                         close $fd;
 620
 621                         foreach my $line (@difftree) {
 622                                 $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
 623                                 my $file = $5;
 624                                 if ($file eq $file_name) {
 625                                         print $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$rev"}, $rev) . " (" . $co{'title'} .")\n";
 626                                         last;
 627                                 }
 628                         }
 629                 }
 630         }
 631         print "<br/></pre>\n";
 632         print "</div>";
 633         git_footer_html();
 634 } else {
 635         die_error("", "unknown action");
 636 }