v053
authorKay Sievers <kay.sievers@suse.de>
Sun, 7 Aug 2005 18:14:48 +0000 (20:14 +0200)
committerKay Sievers <kay.sievers@suse.de>
Sun, 7 Aug 2005 18:14:48 +0000 (20:14 +0200)
rename gitweb.pl to gitweb.cgi

gitweb.cgi [new file with mode: 0755]
gitweb.pl [deleted file]

diff --git a/gitweb.cgi b/gitweb.cgi
new file mode 100755 (executable)
index 0000000..017664b
--- /dev/null
@@ -0,0 +1,589 @@
+#!/usr/bin/perl
+
+# gitweb.pl - simple web interface to track changes in git repositories
+#
+# (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
+# (C) 2005, Christian Gierke <ch@gierke.de>
+#
+# This file is licensed under the GPL v2, or a later version
+
+use strict;
+use warnings;
+use CGI qw(:standard :escapeHTML);
+use CGI::Carp qw(fatalsToBrowser);
+
+my $cgi = new CGI;
+
+my $version =          "053";
+my $projectroot =      "/pub/scm";
+my $defaultprojects =  "linux/kernel/git";
+my $gitbin =           "/usr/bin";
+my $gittmp =           "/tmp/gitweb";
+my $giturl =            "/pub/software/scm/cogito";
+my $my_url =           $cgi->url();
+my $my_uri =           $cgi->url(-absolute => 1);
+
+mkdir($gittmp, 0700);
+
+my $project = $cgi->param('p');
+my $action = $cgi->param('a');
+my $hash = $cgi->param('h');
+my $hash_parent = $cgi->param('hp');
+my $time_back = $cgi->param('t');
+if (!(defined($time_back))) {
+       $time_back = 1;
+}
+$ENV{'SHA1_FILE_DIRECTORY'} = "$projectroot/$project/objects";
+
+# sanitize input
+$action =~ s/[^0-9a-zA-Z\.\-]//g;
+$hash =~ s/[^0-9a-fA-F]//g;
+$hash_parent =~ s/[^0-9a-fA-F]//g;
+$time_back =~ s/[^0-9]+//g;
+if (defined($project) && $project =~ /(^|\/)(|\.|\.\.)($|\/)/) {
+       print $cgi->header(-type=>'text/plain', -status=>'403 Permission denied');
+       print "Malformed query, file missing or permission denied\n";
+       exit 0;
+}
+$project =~ s/|//g;
+
+sub git_header_html {
+       print $cgi->header(-type => 'text/html', -charset => 'utf-8');
+print <<EOF;
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html>
+<head>
+       <title>git - $project $action</title>
+       <link rel="alternate" title="$project log" href="$my_uri?p=$project;a=rss" type="application/rss+xml"/>
+       <style type="text/css">
+       body { font-family: sans-serif; font-size: 12px; margin:0px; }
+       a { color:#0000cc; }
+       a:hover { color:#880000; }
+       a:visited { color:#880000; }
+       a:active { color:#880000; }
+       div.page_header {
+               margin:15px 25px 0px; height:25px; padding:8px;
+               font-size:18px; clear:both; font-weight:bold; background-color: #d9d8d1;
+       }
+       div.page_header a:visited { color:#0000cc; }
+       div.page_nav { margin:0px 25px; padding:8px; clear:both; border:solid #d9d8d1; border-width:0px 1px; }
+       div.page_nav a:visited { color:#0000cc; }
+       div.page_footer {
+               margin:0px 25px 15px; height:17px; padding:4px; padding-left:8px;
+               clear:both; background-color: #d9d8d1;
+       }
+       div.page_footer_text { float:left; color:#888888; font-size:10px;}
+       div.page_body { margin:0px 25px; padding:8px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
+       a.log_title {
+               display:block; margin:0px 25px; padding:8px; clear:both;
+               font-weight:bold; background-color: #d9d8d1; text-decoration:none; color:#000000;
+       }
+       a.log_title:hover { background-color: #c9c8c1; }
+       a.xml_logo { float:right; border:1px solid;
+               line-height:15px;
+               border-color:#fcc7a5 #7d3302 #3e1a01 #ff954e; width:35px;
+               color:#ffffff; background-color:#ff6600;
+               font-weight:bold; font-family:sans-serif; text-align:center;
+               font-size:11px; display:block; text-decoration:none;
+       }
+       a.xml_logo:hover { background-color:#ee5500; }
+       div.log_head {
+               margin:0px 25px; min-height: 30px; padding:8px; clear:both;
+               border: solid #d9d8d1; border-width:0px 1px; font-family:monospace;
+               background-color: #edece6;
+       }
+       div.log_body {
+               margin:0px 25px; padding:8px; padding-left:150px; clear:both;
+               border:solid #d9d8d1; border-width:0px 1px;
+       }
+       span.log_age { position:relative; float:left; width:142px; }
+       div.log_functions { font-size:10px; font-family:sans-serif; position:relative; float:left; width:142px; }
+       div.signed_off { color: #a9a8a1; }
+       </style>
+</head>
+<body>
+EOF
+       print "<div class=\"page_header\">\n" .
+             "<a href=\"$giturl\">" .
+             "<img src=\"$my_uri?a=git-logo.png\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/></a>";
+       if ($defaultprojects ne "") {
+               print $cgi->a({-href => "$my_uri"}, "projects") . " / ";
+       }
+       if ($project ne "") {
+               print $cgi->a({-href => "$my_uri?p=$project;a=log"}, $project);
+       }
+       if ($action ne "") {
+               print " / $action";
+       }
+       print "</div>\n";
+}
+
+sub git_footer_html {
+       print "<div class=\"page_footer\">";
+       print "<div class=\"page_footer_text\">version $version</div>";
+       if ($project ne '') {
+               print $cgi->a({-href => "$my_uri?p=$project;a=rss", -class => "xml_logo"}, "XML") . "\n";
+       }
+       print "</div>";
+       print "</body>\n</html>";
+}
+
+sub git_head {
+       my $path = shift;
+       open my $fd, "$projectroot/$path/HEAD";
+       my $head = <$fd>;
+       close $fd;
+       chomp $head;
+       return $head;
+}
+
+sub git_commit {
+       my $commit = shift;
+       my %co;
+       my @parents;
+
+       open my $fd, "-|", "$gitbin/cat-file commit $commit";
+       while (my $line = <$fd>) {
+               chomp($line);
+               last if $line eq "";
+               if ($line =~ m/^tree (.*)$/) {
+                       $co{'tree'} = $1;
+               } elsif ($line =~ m/^parent (.*)$/) {
+                       push @parents, $1;
+               } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
+                       $co{'author'} = $1;
+                       $co{'author_epoch'} = $2;
+                       $co{'author_tz'} = $3;
+                       $co{'author_name'} = $co{'author'};
+                       $co{'author_name'} =~ s/ <.*//;
+               } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
+                       $co{'committer'} = $1;
+                       $co{'committer_epoch'} = $2;
+                       $co{'committer_tz'} = $3;
+                       $co{'committer_name'} = $co{'committer'};
+                       $co{'committer_name'} =~ s/ <.*//;
+               }
+       }
+       $co{'parents'} = \@parents;
+       $co{'parent'} = $parents[0];
+       my (@comment) = map { chomp; $_ } <$fd>;
+       $co{'comment'} = \@comment;
+       $co{'title'} = $comment[0];
+       close $fd;
+       return %co;
+}
+
+sub git_diff_html {
+       my $from_name = shift || "/dev/null";
+       my $to_name = shift || "/dev/null";
+       my $from = shift;
+       my $to = shift;
+
+       my $from_tmp = "/dev/null";
+       my $to_tmp = "/dev/null";
+       my $from_label = "/dev/null";
+       my $to_label = "/dev/null";
+       my $pid = $$;
+
+       # create tmp from-file
+       if ($from ne "") {
+               $from_tmp = "$gittmp/gitweb_" . $$ . "_from";
+               open my $fd2, "> $from_tmp";
+               open my $fd, "-|", "$gitbin/cat-file blob $from";
+               my @file = <$fd>;
+               print $fd2 @file;
+               close $fd2;
+               close $fd;
+               $from_label = "a/$from_name";
+       }
+
+       # create tmp to-file
+       if ($to ne "") {
+               $to_tmp = "$gittmp/gitweb_" . $$ . "_to";
+               open my $fd2, "> $to_tmp";
+               open my $fd, "-|", "$gitbin/cat-file blob $to";
+               my @file = <$fd>;
+               print $fd2 @file;
+               close $fd2;
+               close $fd;
+               $to_label = "b/$to_name";
+       }
+
+       open my $fd, "-|", "/usr/bin/diff -u -p -L $from_label -L $to_label $from_tmp $to_tmp";
+       print "<span style=\"color: #000099;\">===== ";
+       if ($from ne "") {
+               print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from"}, $from);
+       } else {
+               print $from_name;
+       }
+       print " vs ";
+       if ($to ne "") {
+               print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to"}, $to);
+       } else {
+               print $to_name;
+       }
+       print " =====</span>\n";
+       while (my $line = <$fd>) {
+               my $char = substr($line,0,1);
+               print '<span style="color: #008800;">' if $char eq '+';
+               print '<span style="color: #CC0000;">' if $char eq '-';
+               print '<span style="color: #990099;">' if $char eq '@';
+               print escapeHTML($line);
+               print '</span>' if $char eq '+' or $char eq '-' or $char eq '@';
+       }
+       close $fd;
+
+       if ($from ne "") {
+               unlink("$from_tmp");
+       }
+       if ($to ne "") {
+               unlink("$to_tmp");
+       }
+}
+
+sub mode_str {
+       my $perms = oct shift;
+       my $modestr;
+       if ($perms & 040000) {
+               $modestr .= 'drwxrwxr-x';
+       } else {
+               # git cares only about the executable bit
+               if ($perms & 0100) {
+                       $modestr .= '-rwxrwxr-x';
+               } else {
+                       $modestr .= '-rw-rw-r--';
+               };
+       }
+       return $modestr;
+}
+
+sub date_str {
+       my $epoch = shift;
+       my $tz = shift || "-0000";
+
+       my %date;
+       my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
+       my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
+       my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
+       $date{'hour'} = $hour;
+       $date{'minute'} = $min;
+       $date{'mday'} = $mday;
+       $date{'day'} = $days[$wday];
+       $date{'month'} = $months[$mon];
+       $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
+       $date{'mday-time'} = sprintf "%d %s %02d:%02d", $mday, $months[$mon], $hour ,$min;
+
+       $tz =~ m/((-|\+)[0-9][0-9])([0-9][0-9])/;
+       my $local = $epoch + (($1 + ($2/60)) * 3600);
+       ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
+       $date{'hour_local'} = $hour;
+       $date{'minute_local'} = $min;
+       $date{'tz_local'} = $tz;
+       return %date;
+}
+
+if ($action eq "git-logo.png") {
+       print $cgi->header(-type => 'image/png', -expires => '+1d');
+       print   "\211\120\116\107\015\012\032\012\000\000\000\015\111\110\104\122".
+               "\000\000\000\110\000\000\000\033\004\003\000\000\000\055\331\324".
+               "\055\000\000\000\030\120\114\124\105\377\377\377\140\140\135\260".
+               "\257\252\000\200\000\316\315\307\300\000\000\350\350\346\367\367".
+               "\366\225\014\247\107\000\000\000\163\111\104\101\124\050\317\143".
+               "\110\147\040\004\112\134\030\012\010\052\142\123\141\040\002\010".
+               "\015\151\105\254\241\241\001\060\014\223\140\066\046\122\221\261".
+               "\001\021\326\341\125\144\154\154\314\154\154\014\242\014\160\052".
+               "\142\006\052\301\142\035\263\001\002\123\244\010\350\000\003\030".
+               "\046\126\021\324\341\040\227\033\340\264\016\065\044\161\051\202".
+               "\231\060\270\223\012\021\271\105\210\301\215\240\242\104\041\006".
+               "\047\101\202\100\205\301\105\211\040\160\001\000\244\075\041\305".
+               "\022\034\232\376\000\000\000\000\111\105\116\104\256\102\140\202";
+       exit;
+}
+
+# show list of default projects
+if ($project eq "") {
+       opendir(my $fd, "$projectroot/$defaultprojects");
+       my (@users) = sort grep(!/^\./, readdir($fd));
+       closedir($fd);
+       git_header_html();
+       print "<div class=\"page_body\">\n";
+       print "<br/><br/>\n";
+       foreach my $user (@users) {
+               opendir($fd, "$projectroot/$defaultprojects/$user");
+               my (@repos) = sort grep(/\.git$/, readdir($fd));
+               closedir($fd);
+               foreach my $repo (@repos) {
+                       if (-e "$projectroot/$defaultprojects/$user/$repo/HEAD") {
+                               print $cgi->a({-href => "$my_uri?p=$defaultprojects/$user/$repo;a=log"}, "$defaultprojects/$user/$repo") . "<br/>\n";
+                       }
+               }
+       }
+       print "<br/></div>";
+       git_footer_html();
+       exit;
+}
+
+if ($action eq "") {
+       $action = "log";
+}
+
+if ($action eq "blob") {
+       git_header_html();
+       print "<div class=\"page_body\"><pre><br/><br/>\n";
+       open my $fd, "-|", "$gitbin/cat-file blob $hash";
+       my $nr;
+       while (my $line = <$fd>) {
+               $nr++;
+               printf "<span style =\"color: #999999;\">%4i\t</span>%s", $nr, escapeHTML($line);;
+       }
+       close $fd;
+       print "<br/><br/></pre>\n";
+       print "</div>";
+       git_footer_html();
+} elsif ($action eq "tree") {
+       if ($hash eq "") {
+               $hash = git_head($project);
+       }
+       open my $fd, "-|", "$gitbin/ls-tree $hash";
+       my (@entries) = map { chomp; $_ } <$fd>;
+       close $fd;
+       git_header_html();
+       print "<div class=\"page_body\">\n";
+       print "<br/><pre>\n";
+       foreach my $line (@entries) {
+               #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
+               $line =~ m/^([0-9]+)\t(.*)\t(.*)\t(.*)$/;
+               my $t_mode = $1;
+               my $t_type = $2;
+               my $t_hash = $3;
+               my $t_name = $4;
+               if ($t_type eq "blob") {
+                       print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$t_hash"}, $t_name) . "\n";
+               } elsif ($t_type eq "tree") {
+                       print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$t_hash"}, $t_name) . "\n";
+               }
+       }
+       print "</pre>\n";
+       print "<br/></div>";
+       git_footer_html();
+} elsif ($action eq "log" || $action eq "rss") {
+       open my $fd, "-|", "$gitbin/rev-list " . git_head($project);
+       my (@revtree) = map { chomp; $_ } <$fd>;
+       close $fd;
+
+       if ($action eq "log") {
+               git_header_html();
+               print "<div class=\"page_nav\">\n";
+               print "view  ";
+               print $cgi->a({-href => "$my_uri?p=$project;a=log"}, "last day") . " | \n" .
+                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=7"}, "week") . " | \n" .
+                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=31"}, "month") . " | \n" .
+                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=365"}, "year") . " | \n" .
+                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=0"}, "all") . "<br/>\n";
+               print "<br/><br/>\n" .
+                     "</div>\n";
+       } elsif ($action eq "rss") {
+               print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
+               print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
+                     "<rss version=\"0.91\">\n";
+               print "<channel>\n";
+               print "<title>$project</title>\n".
+                     "<link> " . $my_url . "/$project/log</link>\n".
+                     "<description>$project log</description>\n".
+                     "<language>en</language>\n";
+       }
+
+       for (my $i = 0; $i <= $#revtree; $i++) {
+               my $commit = $revtree[$i];
+               my %co = git_commit($commit);
+               my %ad = date_str($co{'author_epoch'});
+               my $age = time - $co{'committer_epoch'};
+               my $age_string;
+               if ($age > 60*60*24*365*2) {
+                       $age_string = int $age/60/60/24/365;
+                       $age_string .= " years ago";
+               } elsif ($age > 60*60*24*365/12*2) {
+                       $age_string = int $age/60/60/24/365/12;
+                       $age_string .= " months ago";
+               } elsif ($age > 60*60*24*7*2) {
+                       $age_string = int $age/60/60/24/7;
+                       $age_string .= " weeks ago";
+               } elsif ($age > 60*60*24*2) {
+                       $age_string = int $age/60/60/24;
+                       $age_string .= " days ago";
+               } elsif ($age > 60*60*2) {
+                       $age_string = int $age/60/60;
+                       $age_string .= " hours ago";
+               } elsif ($age > 60*2) {
+                       $age_string = int $age/60;
+                       $age_string .= " minutes ago";
+               }
+               if ($action eq "log") {
+               if ($time_back > 0 && $age > $time_back*60*60*24) {
+                               if ($i == 0) {
+                                       print "<div class=\"page_body\"> Last change $age_string.<br/><br/></div>\n";
+                               }
+                               last;
+                       }
+                       print "<div><a href=\"$my_uri?p=$project;a=commit;h=$commit\" class=\"log_title\">\n" .
+                             "<span class=\"log_age\">" . $age_string . "</span>\n" . escapeHTML($co{'title'}) . "</a>\n" .
+                             "</div>\n";
+                       print "<div class=\"log_head\">\n" .
+                             "<div class=\"log_functions\">\n" .
+                             $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "view commit") . "<br/>\n" .
+                             $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "view diff") . "<br/>\n" .
+                             "</div>\n" .
+                             escapeHTML($co{'author_name'}) .  " [" . $ad{'rfc2822'} . "]<br/>\n" .
+                             "</div>\n" .
+                             "<div class=\"log_body\">\n";
+                       my $comment = $co{'comment'};
+                       foreach my $line (@$comment) {
+                               if ($line =~ m/^(signed-off|acked)-by:/i) {
+                                       print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
+                               } else {
+                                       print escapeHTML($line) . "<br/>\n";
+                               }
+                       }
+                       print "<br/><br/>\n" .
+                             "</div>\n";
+               } elsif ($action eq "rss") {
+                       last if ($i >= 20);
+                       print "<item>\n" .
+                             "\t<title>" . sprintf("%d %s %02d:%02d", $ad{'mday'}, $ad{'month'}, $ad{'hour'}, $ad{'min'}) . " - " . escapeHTML($co{'title'}) . "</title>\n" .
+                             "\t<link> " . $my_url . "?p=$project;a==commit;h=$commit</link>\n" .
+                             "\t<description>";
+                       my $comment = $co{'comment'};
+                       foreach my $line (@$comment) {
+                               print escapeHTML($line) . "\n";
+                       }
+                       print "\t</description>\n" .
+                             "</item>\n";
+               }
+       }
+       if ($action eq "log") {
+               git_footer_html();
+       } elsif ($action eq "rss") {
+               print "</channel></rss>";
+       }
+} elsif ($action eq "commit") {
+       my %co = git_commit($hash);
+       my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
+       my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
+       open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
+       my (@difftree) = map { chomp; $_ } <$fd>;
+       close $fd;
+
+       git_header_html();
+       print "<div class=\"page_nav\"> view\n" .
+             $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
+             $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
+             "<br/><br/></div>\n";
+       print "<a class=\"log_title\" href=\"$my_uri?p=$project;a=commitdiff;h=$hash\">$co{'title'}</a>\n";
+       print "<div class=\"log_head\">\n";
+       print "author &nbsp; &nbsp; &nbsp;" . escapeHTML($co{'author'}) . "<br/>\n";
+       print "author-time " . $ad{'rfc2822'};
+       if ($ad{'hour_local'} < 6) { print "<span style=\"color: #cc0000;\">"; }
+       printf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
+       if ($ad{'hour_local'} < 6 ) { print "</span>"; }
+       print "<br/>\n";
+       print "committer &nbsp; " . escapeHTML($co{'committer'}) . "<br/>\n";
+       print "commit-time " . $ad{'rfc2822'};
+       printf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'});
+       print "<br/>\n";
+       print "commit &nbsp &nbsp; &nbsp;$hash<br/>\n";
+       print "tree &nbsp; &nbsp; &nbsp; &nbsp" . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'}"}, $co{'tree'}) . "<br/>\n";
+       my $parents  = $co{'parents'};
+       foreach my $par (@$parents) {
+               print "parent &nbsp; &nbsp &nbsp" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$par"}, $par) . "<br/>\n";
+       }
+       print "</div>\n";
+       print "<div class=\"page_body\">\n";
+       my $comment = $co{'comment'};
+       foreach my $line (@$comment) {
+               if ($line =~ m/(signed-off|acked)-by:/i) {
+                       print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
+               } else {
+                       print escapeHTML($line) . "<br/>\n";
+               }
+       }
+       print "<br/><br/>\n";
+       print "<pre>\n";
+       foreach my $line (@difftree) {
+               # '*100644->100644      blob    9f91a116d91926df3ba936a80f020a6ab1084d2b->bb90a0c3a91eb52020d0db0e8b4f94d30e02d596      net/ipv4/route.c'
+               # '+100644      blob    4a83ab6cd565d21ab0385bac6643826b83c2fcd4        arch/arm/lib/bitops.h'
+               $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
+               my $op = $1;
+               my $mode = $2;
+               my $type = $3;
+               my $id = $4;
+               my $file = $5;
+               $mode =~ m/^([0-7]{6})/;
+               my $modestr = mode_str($1);
+               if ($type eq "blob") {
+                       if ($op eq "+") {
+                               print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$id"}, $file) . " (new)\n";
+                       } elsif ($op eq "-") {
+                               print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;hp=$id"}, $file) . " (removed)\n";
+                       } elsif ($op eq "*") {
+                               $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
+                               my $from = $1;
+                               my $to = $2;
+                               print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to;hp=$from"}, $file) . "\n";
+                       }
+               }
+       }
+       print "</pre>\n" .
+             "<br/></div>\n";
+       git_footer_html();
+} elsif ($action eq "blobdiff") {
+       git_header_html();
+       print "<div class=\"page_body\"><br/><br/>\n" .
+             "<pre>\n";
+       git_diff_html($hash_parent, $hash, $hash_parent, $hash);
+       print "</pre>\n" .
+             "<br/></div>";
+       git_footer_html();
+} elsif ($action eq "commitdiff") {
+       my %co = git_commit($hash);
+       open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
+       my (@difftree) = map { chomp; $_ } <$fd>;
+       close $fd;
+
+       git_header_html();
+       print "<div class=\"page_nav\"> view\n" .
+             $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
+             $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
+             "<br/><br/></div>\n";
+       print $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "log_title"}, $co{'title'}) ."\n";
+       print "<div class=\"page_body\">\n" .
+             "<pre>\n";
+       foreach my $line (@difftree) {
+               # '*100644->100644      blob    8e5f9bbdf4de94a1bc4b4da8cb06677ce0a57716->8da3a306d0c0c070d87048d14a033df02f40a154      Makefile'
+               $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
+               my $op = $1;
+               my $mode = $2;
+               my $type = $3;
+               my $id = $4;
+               my $file = $5;
+               if ($type eq "blob") {
+                       if ($op eq "+") {
+                               git_diff_html("", $file, "", $id);
+                       } elsif ($op eq "-") {
+                               git_diff_html($file, "", $id, "");
+                       } elsif ($op eq "*") {
+                               $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
+                               git_diff_html($file, $file, $1, $2);
+                       }
+               }
+       }
+       print "<br/></pre>\n";
+       print "</div>";
+       git_footer_html();
+} else {
+       git_header_html();
+       print "<div class=\"page_body\">\n" .
+             "<br/><br/>\n";
+       print "unknown action\n";
+       print "<br/></div>\n";
+       git_footer_html();
+}
diff --git a/gitweb.pl b/gitweb.pl
deleted file mode 100755 (executable)
index 096786b..0000000
--- a/gitweb.pl
+++ /dev/null
@@ -1,562 +0,0 @@
-#!/usr/bin/perl
-
-# gitweb.pl - simple web interface to track changes in git repositories
-#
-# (C) 2005, Kay Sievers <kay.sievers@vrfy.org>
-# (C) 2005, Christian Gierke <ch@gierke.de>
-#
-# This file is licensed under the GPL v2, or a later version
-
-use strict;
-use warnings;
-use CGI qw(:standard :escapeHTML);
-use CGI::Carp qw(fatalsToBrowser);
-
-my $cgi = new CGI;
-
-my $version = "049";
-my $projectroot =      "/";
-my $defaultprojects =  "home/kay/public_html";
-my $gitbin =           "/home/kay/bin/git";
-my $gittmp =           "/tmp";
-my $my_url =           $cgi->url();
-my $my_uri =           $cgi->url(-absolute => 1);
-
-my $project = $cgi->param('p');
-my $action = $cgi->param('a');
-my $hash = $cgi->param('h');
-my $hash_parent = $cgi->param('hp');
-my $time_back = $cgi->param('t');
-if (!(defined($time_back))) {
-       $time_back = 1;
-}
-$ENV{'SHA1_FILE_DIRECTORY'} = "$projectroot/$project/.git/objects";
-
-# sanitize input
-$action =~ s/[^0-9a-zA-Z\.\-]//g;
-$project =~ s/\/\.//g;
-$project =~ s/^\/+//g;
-$project =~ s/\/+$//g;
-$project =~ s/|//g;
-$hash =~ s/[^0-9a-fA-F]//g;
-$hash_parent =~ s/[^0-9a-fA-F]//g;
-$time_back =~ s/[^0-9]+//g;
-
-sub git_header_html {
-       print $cgi->header(-type => 'text/html', -charset => 'utf-8');
-print <<EOF;
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<html>
-<head>
-       <title>git - $project $action</title>
-       <link rel="alternate" title="$project log" href="$my_uri?p=$project;a=rss" type="application/rss+xml"/>
-       <style type="text/css">
-               body { font-family: sans-serif; font-size: 12px; margin:0px; }
-               a { color:#0000cc; }
-               a:hover { color:#880000; }
-               a:visited { color:#880000; }
-               a:active { color:#880000; }
-               div.page_header { margin:15px 25px 0px; height:25px; padding:8px; font-size:18px; clear:both; font-weight:bold; background-color: #d9d8d1; }
-               div.page_header a:visited { color:#0000cc; }
-               div.page_nav { margin:0px 25px; padding:8px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
-               div.page_nav a:visited { color:#0000cc; }
-               div.page_footer { margin:0px 25px 15px; height:17px; padding:4px; padding-left:8px; clear:both; background-color: #d9d8d1; }
-               div.page_footer_text { float:left; color:#888888; font-size:10px;}
-               div.page_body { margin:0px 25px; padding:8px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
-               a.log_title { display:block; margin:0px 25px; padding:8px; clear:both; font-weight:bold; background-color: #d9d8d1; text-decoration:none; color:#000000; }
-               a.log_title:hover { background-color: #c9c8c1; }
-               a.xml_logo { float:right; border:1px solid;
-                       border-color:#fcc7a5 #7d3302 #3e1a01 #ff954e; width:35px; color:#ffffff; background-color:#ff6600;
-                       font-weight:bold; font-family:sans-serif; text-align:center; font-size:11px; display:block; text-decoration:none;
-               }
-               a.xml_logo:hover { background-color:#ee5500; }
-               div.log_head { margin:0px 25px; min-height: 30px; padding:8px; clear:both;
-                       border: solid #d9d8d1; border-width:0px 1px; font-family:monospace; background-color: #edece6;
-               }
-               div.log_body { margin:0px 25px; padding:8px; padding-left:150px; clear:both; border: solid #d9d8d1; border-width:0px 1px; }
-               span.log_age { position:relative; float:left; width:142px; }
-               div.log_functions { font-size:10px; font-family:sans-serif; position:relative; float:left; width:142px; }
-               div.signed_off { color: #a9a8a1; }
-       </style>
-</head>
-<body>
-EOF
-       print "<div class=\"page_header\">\n" .
-             "<a href=\"http://kernel.org/pub/software/scm/git/\">" .
-             "<img src=\"$my_uri?a=git-logo.png\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/></a>";
-       if ($defaultprojects ne "") {
-               print $cgi->a({-href => "$my_uri"}, "projects") . " / ";
-       }
-       if ($project ne "") {
-               print $cgi->a({-href => "$my_uri?p=$project;a=log"}, $project);
-       }
-       if ($action ne "") {
-               print " / $action";
-       }
-       print "</div>\n";
-}
-
-sub git_footer_html {
-       print "<div class=\"page_footer\">";
-       print "<div class=\"page_footer_text\">version $version</div>";
-       if ($project ne '') {
-               print $cgi->a({-href => "$my_uri?p=$project;a=rss", -class => "xml_logo"}, "XML") . "\n";
-       }
-       print "</div>";
-       print "</body>\n</html>";
-}
-
-sub git_head {
-       my $path = shift;
-       open my $fd, "$projectroot/$path/.git/HEAD";
-       my $head = <$fd>;
-       close $fd;
-       chomp $head;
-       return $head;
-}
-
-sub git_commit {
-       my $commit = shift;
-       my %co;
-       my @parents;
-
-       open my $fd, "-|", "$gitbin/cat-file commit $commit";
-       while (my $line = <$fd>) {
-               chomp($line);
-               last if $line eq "";
-               if ($line =~ m/^tree (.*)$/) {
-                       $co{'tree'} = $1;
-               } elsif ($line =~ m/^parent (.*)$/) {
-                       push @parents, $1;
-               } elsif ($line =~ m/^author (.*) ([0-9]+) (.*)$/) {
-                       $co{'author'} = $1;
-                       $co{'author_epoch'} = $2;
-                       $co{'author_tz'} = $3;
-                       $co{'author_name'} = $co{'author'};
-                       $co{'author_name'} =~ s/ <.*//;
-               } elsif ($line =~ m/^committer (.*) ([0-9]+) (.*)$/) {
-                       $co{'committer'} = $1;
-                       $co{'committer_epoch'} = $2;
-                       $co{'committer_tz'} = $3;
-                       $co{'committer_name'} = $co{'committer'};
-                       $co{'committer_name'} =~ s/ <.*//;
-               }
-       }
-       $co{'parents'} = \@parents;
-       $co{'parent'} = $parents[0];
-       my (@comment) = map { chomp; $_ } <$fd>;
-       $co{'comment'} = \@comment;
-       $co{'title'} = $comment[0];
-       close $fd;
-       return %co;
-}
-
-sub git_diff_html {
-       my $from_name = shift || "/dev/null";
-       my $to_name = shift || "/dev/null";
-       my $from = shift;
-       my $to = shift;
-
-       my $from_tmp = "/dev/null";
-       my $to_tmp = "/dev/null";
-       my $from_label = "/dev/null";
-       my $to_label = "/dev/null";
-       my $pid = $$;
-
-       # create tmp from-file
-       if ($from ne "") {
-               $from_tmp = "$gittmp/gitweb_" . $$ . "_from";
-               open my $fd2, "> $from_tmp";
-               open my $fd, "-|", "$gitbin/cat-file blob $from";
-               my @file = <$fd>;
-               print $fd2 @file;
-               close $fd2;
-               close $fd;
-               $from_label = "a/$from_name";
-       }
-
-       # create tmp to-file
-       if ($to ne "") {
-               $to_tmp = "$gittmp/gitweb_" . $$ . "_to";
-               open my $fd2, "> $to_tmp";
-               open my $fd, "-|", "$gitbin/cat-file blob $to";
-               my @file = <$fd>;
-               print $fd2 @file;
-               close $fd2;
-               close $fd;
-               $to_label = "b/$to_name";
-       }
-
-       open my $fd, "-|", "/usr/bin/diff -u -p -L $from_label -L $to_label $from_tmp $to_tmp";
-       print "<span style=\"color: #000099;\">===== ";
-       if ($from ne "") {
-               print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$from"}, $from);
-       } else {
-               print $from_name;
-       }
-       print " vs ";
-       if ($to ne "") {
-               print $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$to"}, $to);
-       } else {
-               print $to_name;
-       }
-       print " =====</span>\n";
-       while (my $line = <$fd>) {
-               my $char = substr($line,0,1);
-               print '<span style="color: #008800;">' if $char eq '+';
-               print '<span style="color: #CC0000;">' if $char eq '-';
-               print '<span style="color: #990099;">' if $char eq '@';
-               print escapeHTML($line);
-               print '</span>' if $char eq '+' or $char eq '-' or $char eq '@';
-       }
-       close $fd;
-
-       if ($from ne "") {
-               unlink("$from_tmp");
-       }
-       if ($to ne "") {
-               unlink("$to_tmp");
-       }
-}
-
-sub mode_str {
-       my $perms = oct shift;
-       my $modestr;
-       if ($perms & 040000) {
-               $modestr .= 'drwxrwxr-x';
-       } else {
-               # git cares only about the executable bit
-               if ($perms & 0100) {
-                       $modestr .= '-rwxrwxr-x';
-               } else {
-                       $modestr .= '-rw-rw-r--';
-               };
-       }
-       return $modestr;
-}
-
-sub date_str {
-       my $epoch = shift;
-       my $tz = shift || "-0000";
-
-       my %date;
-       my @months = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
-       my @days = ("Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat");
-       my ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($epoch);
-       $date{'hour'} = $hour;
-       $date{'minute'} = $min;
-       $date{'mday'} = $mday;
-       $date{'day'} = $days[$wday];
-       $date{'month'} = $months[$mon];
-       $date{'rfc2822'} = sprintf "%s, %d %s %4d %02d:%02d:%02d +0000", $days[$wday], $mday, $months[$mon], 1900+$year, $hour ,$min, $sec;
-       $date{'mday-time'} = sprintf "%d %s %02d:%02d", $mday, $months[$mon], $hour ,$min;
-
-       $tz =~ m/((-|\+)[0-9][0-9])([0-9][0-9])/;
-       my $local = $epoch + (($1 + ($2/60)) * 3600);
-       ($sec, $min, $hour, $mday, $mon, $year, $wday, $yday) = gmtime($local);
-       $date{'hour_local'} = $hour;
-       $date{'minute_local'} = $min;
-       $date{'tz_local'} = $tz;
-       return %date;
-}
-
-if ($action eq "git-logo.png") {
-       print $cgi->header(-type => 'image/png', -expires => '+1d');
-       print   "\211\120\116\107\015\012\032\012\000\000\000\015\111\110\104\122".
-               "\000\000\000\110\000\000\000\033\004\003\000\000\000\055\331\324".
-               "\055\000\000\000\030\120\114\124\105\377\377\377\140\140\135\260".
-               "\257\252\000\200\000\316\315\307\300\000\000\350\350\346\367\367".
-               "\366\225\014\247\107\000\000\000\163\111\104\101\124\050\317\143".
-               "\110\147\040\004\112\134\030\012\010\052\142\123\141\040\002\010".
-               "\015\151\105\254\241\241\001\060\014\223\140\066\046\122\221\261".
-               "\001\021\326\341\125\144\154\154\314\154\154\014\242\014\160\052".
-               "\142\006\052\301\142\035\263\001\002\123\244\010\350\000\003\030".
-               "\046\126\021\324\341\040\227\033\340\264\016\065\044\161\051\202".
-               "\231\060\270\223\012\021\271\105\210\301\215\240\242\104\041\006".
-               "\047\101\202\100\205\301\105\211\040\160\001\000\244\075\041\305".
-               "\022\034\232\376\000\000\000\000\111\105\116\104\256\102\140\202";
-       exit;
-}
-
-# show list of default projects
-if ($project eq "") {
-       opendir(my $fd, "$projectroot/$defaultprojects");
-       my (@path) = sort grep(!/^\./, readdir($fd));
-       closedir($fd);
-       git_header_html();
-       print "<div class=\"page_body\">\n";
-       print "<br/><br/>\n";
-       foreach my $line (@path) {
-               if (-e "$projectroot/$defaultprojects/$line/.git/HEAD") {
-                       print $cgi->a({-href => "$my_uri?p=$defaultprojects/$line;a=log"}, "$defaultprojects/$line") . "<br/>\n";
-               }
-       }
-       print "<br/></div>";
-       git_footer_html();
-       exit;
-}
-
-if ($action eq "") {
-       $action = "log";
-}
-
-if ($action eq "blob") {
-       git_header_html();
-       print "<div class=\"page_body\"><pre><br/><br/>\n";
-       open my $fd, "-|", "$gitbin/cat-file blob $hash";
-       my $nr;
-       while (my $line = <$fd>) {
-               $nr++;
-               printf "<span style =\"color: #999999;\">%4i\t</span>%s", $nr, escapeHTML($line);;
-       }
-       close $fd;
-       print "<br/><br/></pre>\n";
-       print "</div>";
-       git_footer_html();
-} elsif ($action eq "tree") {
-       if ($hash eq "") {
-               $hash = git_head($project);
-       }
-       open my $fd, "-|", "$gitbin/ls-tree $hash";
-       my (@entries) = map { chomp; $_ } <$fd>;
-       close $fd;
-       git_header_html();
-       print "<div class=\"page_body\">\n";
-       print "<br/><pre>\n";
-       foreach my $line (@entries) {
-               #'100644        blob    0fa3f3a66fb6a137f6ec2c19351ed4d807070ffa        panic.c'
-               $line =~ m/^([0-9]+)\t(.*)\t(.*)\t(.*)$/;
-               my $t_mode = $1;
-               my $t_type = $2;
-               my $t_hash = $3;
-               my $t_name = $4;
-               if ($t_type eq "blob") {
-                       print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=blob;h=$t_hash"}, $t_name) . "\n";
-               } elsif ($t_type eq "tree") {
-                       print mode_str($t_mode). " " . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$t_hash"}, $t_name) . "\n";
-               }
-       }
-       print "</pre>\n";
-       print "<br/></div>";
-       git_footer_html();
-} elsif ($action eq "log" || $action eq "rss") {
-       open my $fd, "-|", "$gitbin/rev-list " . git_head($project);
-       my (@revtree) = map { chomp; $_ } <$fd>;
-       close $fd;
-
-       if ($action eq "log") {
-               git_header_html();
-               print "<div class=\"page_nav\">\n";
-               print "view  ";
-               print $cgi->a({-href => "$my_uri?p=$project;a=log"}, "last day") . " | \n" .
-                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=7"}, "week") . " | \n" .
-                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=31"}, "month") . " | \n" .
-                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=365"}, "year") . " | \n" .
-                     $cgi->a({-href => "$my_uri?p=$project;a=log;t=0"}, "all") . "<br/>\n";
-               print "<br/><br/>\n" .
-                     "</div>\n";
-       } elsif ($action eq "rss") {
-               print $cgi->header(-type => 'text/xml', -charset => 'utf-8');
-               print "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n".
-                     "<rss version=\"0.91\">\n";
-               print "<channel>\n";
-               print "<title>$project</title>\n".
-                     "<link> " . $my_url . "/$project/log</link>\n".
-                     "<description>$project log</description>\n".
-                     "<language>en</language>\n";
-       }
-
-       for (my $i = 0; $i <= $#revtree; $i++) {
-               my $commit = $revtree[$i];
-               my %co = git_commit($commit);
-               my %ad = date_str($co{'author_epoch'});
-               my $age = time - $co{'committer_epoch'};
-               my $age_string;
-               if ($age > 60*60*24*365*2) {
-                       $age_string = int $age/60/60/24/365;
-                       $age_string .= " years ago";
-               } elsif ($age > 60*60*24*365/12*2) {
-                       $age_string = int $age/60/60/24/365/12;
-                       $age_string .= " months ago";
-               } elsif ($age > 60*60*24*7*2) {
-                       $age_string = int $age/60/60/24/7;
-                       $age_string .= " weeks ago";
-               } elsif ($age > 60*60*24*2) {
-                       $age_string = int $age/60/60/24;
-                       $age_string .= " days ago";
-               } elsif ($age > 60*60*2) {
-                       $age_string = int $age/60/60;
-                       $age_string .= " hours ago";
-               } elsif ($age > 60*2) {
-                       $age_string = int $age/60;
-                       $age_string .= " minutes ago";
-               }
-               if ($action eq "log") {
-               if ($time_back > 0 && $age > $time_back*60*60*24) {
-                               if ($i == 0) {
-                                       print "<div class=\"page_body\"> Last change $age_string.<br/><br/></div>\n";
-                               }
-                               last;
-                       }
-                       print "<div><a href=\"$my_uri?p=$project;a=commit;h=$commit\" class=\"log_title\">\n" .
-                             "<span class=\"log_age\">" . $age_string . "</span>\n" . escapeHTML($co{'title'}) . "</a>\n" .
-                             "</div>\n";
-                       print "<div class=\"log_head\">\n" .
-                             "<div class=\"log_functions\">\n" .
-                             $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$commit"}, "view commit") . "<br/>\n" .
-                             $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$commit"}, "view diff") . "<br/>\n" .
-                             "</div>\n" .
-                             escapeHTML($co{'author_name'}) .  " [" . $ad{'rfc2822'} . "]<br/>\n" .
-                             "</div>\n" .
-                             "<div class=\"log_body\">\n";
-                       my $comment = $co{'comment'};
-                       foreach my $line (@$comment) {
-                               if ($line =~ m/^(signed-off|acked)-by:/i) {
-                                       print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
-                               } else {
-                                       print escapeHTML($line) . "<br/>\n";
-                               }
-                       }
-                       print "<br/><br/>\n" .
-                             "</div>\n";
-               } elsif ($action eq "rss") {
-                       last if ($i >= 20);
-                       print "<item>\n" .
-                             "\t<title>" . sprintf("%d %s %02d:%02d", $ad{'mday'}, $ad{'month'}, $ad{'hour'}, $ad{'min'}) . " - " . escapeHTML($co{'title'}) . "</title>\n" .
-                             "\t<link> " . $my_url . "?p=$project;a==commit;h=$commit</link>\n" .
-                             "\t<description>";
-                       my $comment = $co{'comment'};
-                       foreach my $line (@$comment) {
-                               print escapeHTML($line) . "\n";
-                       }
-                       print "\t</description>\n" .
-                             "</item>\n";
-               }
-       }
-       if ($action eq "log") {
-               git_footer_html();
-       } elsif ($action eq "rss") {
-               print "</channel></rss>";
-       }
-} elsif ($action eq "commit") {
-       my %co = git_commit($hash);
-       my %ad = date_str($co{'author_epoch'}, $co{'author_tz'});
-       my %cd = date_str($co{'committer_epoch'}, $co{'committer_tz'});
-       open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
-       my (@difftree) = map { chomp; $_ } <$fd>;
-       close $fd;
-
-       git_header_html();
-       print "<div class=\"page_nav\"> view\n" .
-             $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
-             $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
-             "<br/><br/></div>\n";
-       print "<a class=\"log_title\" href=\"$my_uri?p=$project;a=commitdiff;h=$hash\">$co{'title'}</a>\n";
-       print "<div class=\"log_head\">\n";
-       print "author &nbsp; &nbsp; &nbsp;" . escapeHTML($co{'author'}) . "<br/>\n";
-       print "author-time " . $ad{'rfc2822'};
-       if ($ad{'hour_local'} < 6) { print "<span style=\"color: #cc0000;\">"; }
-       printf(" (%02d:%02d %s)", $ad{'hour_local'}, $ad{'minute_local'}, $ad{'tz_local'});
-       if ($ad{'hour_local'} < 6 ) { print "</span>"; }
-       print "<br/>\n";
-       print "committer &nbsp; " . escapeHTML($co{'committer'}) . "<br/>\n";
-       print "commit-time " . $ad{'rfc2822'};
-       printf(" (%02d:%02d %s)", $cd{'hour_local'}, $cd{'minute_local'}, $cd{'tz_local'});
-       print "<br/>\n";
-       print "commit &nbsp &nbsp; &nbsp;$hash<br/>\n";
-       print "tree &nbsp; &nbsp; &nbsp; &nbsp" . $cgi->a({-href => "$my_uri?p=$project;a=tree;h=$co{'tree'}"}, $co{'tree'}) . "<br/>\n";
-       my $parents  = $co{'parents'};
-       foreach my $par (@$parents) {
-               print "parent &nbsp; &nbsp &nbsp" . $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$par"}, $par) . "<br/>\n";
-       }
-       print "</div>\n";
-       print "<div class=\"page_body\">\n";
-       my $comment = $co{'comment'};
-       foreach my $line (@$comment) {
-               if ($line =~ m/(signed-off|acked)-by:/i) {
-                       print '<div class="signed_off">' . escapeHTML($line) . "<br/></div>\n";
-               } else {
-                       print escapeHTML($line) . "<br/>\n";
-               }
-       }
-       print "<br/><br/>\n";
-       print "<pre>\n";
-       foreach my $line (@difftree) {
-               # '*100644->100644      blob    9f91a116d91926df3ba936a80f020a6ab1084d2b->bb90a0c3a91eb52020d0db0e8b4f94d30e02d596      net/ipv4/route.c'
-               # '+100644      blob    4a83ab6cd565d21ab0385bac6643826b83c2fcd4        arch/arm/lib/bitops.h'
-               $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
-               my $op = $1;
-               my $mode = $2;
-               my $type = $3;
-               my $id = $4;
-               my $file = $5;
-               $mode =~ m/^([0-7]{6})/;
-               my $modestr = mode_str($1);
-               if ($type eq "blob") {
-                       if ($op eq "+") {
-                               print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$id"}, $file) . " (new)\n";
-                       } elsif ($op eq "-") {
-                               print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;hp=$id"}, $file) . " (removed)\n";
-                       } elsif ($op eq "*") {
-                               $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
-                               my $from = $1;
-                               my $to = $2;
-                               print "$modestr " . $cgi->a({-href => "$my_uri?p=$project;a=blobdiff;h=$to;hp=$from"}, $file) . "\n";
-                       }
-               }
-       }
-       print "</pre>\n" .
-             "<br/></div>";
-       git_footer_html();
-} elsif ($action eq "blobdiff") {
-       git_header_html();
-       print "<div class=\"page_body\"><br/><br/>\n" .
-             "<pre>\n";
-       git_diff_html($hash_parent, $hash, $hash_parent, $hash);
-       print "</pre>\n" .
-             "<br/></div>";
-       git_footer_html();
-} elsif ($action eq "commitdiff") {
-       my %co = git_commit($hash);
-       open my $fd, "-|", "$gitbin/diff-tree -r " . $co{'parent'} . " $hash";
-       my (@difftree) = map { chomp; $_ } <$fd>;
-       close $fd;
-
-       git_header_html();
-       print "<div class=\"page_nav\"> view\n" .
-             $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash"}, "commit") . " | \n" .
-             $cgi->a({-href => "$my_uri?p=$project;a=commitdiff;h=$hash"}, "diff") . "\n" .
-             "<br/><br/></div>\n";
-       print $cgi->a({-href => "$my_uri?p=$project;a=commit;h=$hash", -class => "log_title"}, $co{'title'}) ."\n";
-       print "<div class=\"page_body\">\n" .
-             "<pre>\n";
-       foreach my $line (@difftree) {
-               # '*100644->100644      blob    8e5f9bbdf4de94a1bc4b4da8cb06677ce0a57716->8da3a306d0c0c070d87048d14a033df02f40a154      Makefile'
-               $line =~ m/^(.)(.*)\t(.*)\t(.*)\t(.*)$/;
-               my $op = $1;
-               my $mode = $2;
-               my $type = $3;
-               my $id = $4;
-               my $file = $5;
-               if ($type eq "blob") {
-                       if ($op eq "+") {
-                               git_diff_html("", $file, "", $id);
-                       } elsif ($op eq "-") {
-                               git_diff_html($file, "", $id, "");
-                       } elsif ($op eq "*") {
-                               $id =~ m/([0-9a-fA-F]+)->([0-9a-fA-F]+)/;
-                               git_diff_html($file, $file, $1, $2);
-                       }
-               }
-       }
-       print "<br/></pre>\n";
-       print "</div>";
-       git_footer_html();
-} else {
-       git_header_html();
-       print "<div class=\"page_body\">\n" .
-             "<br/><br/>\n";
-       print "unknown action\n";
-       print "<br/></div>\n";
-       git_footer_html();
-}