+## ......................................................................
+## mimetype related functions
+
+sub mimetype_guess_file {
+ my $filename = shift;
+ my $mimemap = shift;
+ -r $mimemap or return undef;
+
+ my %mimemap;
+ open(MIME, $mimemap) or return undef;
+ while (<MIME>) {
+ my ($mime, $exts) = split(/\t+/);
+ if (defined $exts) {
+ my @exts = split(/\s+/, $exts);
+ foreach my $ext (@exts) {
+ $mimemap{$ext} = $mime;
+ }
+ }
+ }
+ close(MIME);
+
+ $filename =~ /\.(.*?)$/;
+ return $mimemap{$1};
+}
+
+sub mimetype_guess {
+ my $filename = shift;
+ my $mime;
+ $filename =~ /\./ or return undef;
+
+ if ($mimetypes_file) {
+ my $file = $mimetypes_file;
+ #$file =~ m#^/# or $file = "$projectroot/$path/$file";
+ $mime = mimetype_guess_file($filename, $file);
+ }
+ $mime ||= mimetype_guess_file($filename, '/etc/mime.types');
+ return $mime;
+}
+
+sub git_blob_plain_mimetype {
+ my $fd = shift;
+ my $filename = shift;
+
+ if ($filename) {
+ my $mime = mimetype_guess($filename);
+ $mime and return $mime;
+ }
+
+ # just in case
+ return $default_blob_plain_mimetype unless $fd;
+
+ if (-T $fd) {
+ return 'text/plain' .
+ ($default_text_plain_charset ? '; charset='.$default_text_plain_charset : '');
+ } elsif (! $filename) {
+ return 'application/octet-stream';
+ } elsif ($filename =~ m/\.png$/i) {
+ return 'image/png';
+ } elsif ($filename =~ m/\.gif$/i) {
+ return 'image/gif';
+ } elsif ($filename =~ m/\.jpe?g$/i) {
+ return 'image/jpeg';
+ } else {
+ return 'application/octet-stream';
+ }
+}
+
+## ======================================================================
+## functions printing HTML: header, footer, error page
+
+sub git_header_html {
+ my $status = shift || "200 OK";
+ my $expires = shift;
+
+ my $title = "$site_name git";
+ if (defined $project) {
+ $title .= " - $project";
+ if (defined $action) {
+ $title .= "/$action";
+ if (defined $file_name) {
+ $title .= " - $file_name";
+ if ($action eq "tree" && $file_name !~ m|/$|) {
+ $title .= "/";
+ }
+ }
+ }
+ }
+ my $content_type;
+ # require explicit support from the UA if we are to send the page as
+ # 'application/xhtml+xml', otherwise send it as plain old 'text/html'.
+ # we have to do this because MSIE sometimes globs '*/*', pretending to
+ # support xhtml+xml but choking when it gets what it asked for.
+ if ($cgi->http('HTTP_ACCEPT') =~ m/(,|;|\s|^)application\/xhtml\+xml(,|;|\s|$)/ && $cgi->Accept('application/xhtml+xml') != 0) {
+ $content_type = 'application/xhtml+xml';
+ } else {
+ $content_type = 'text/html';
+ }
+ print $cgi->header(-type=>$content_type, -charset => 'utf-8', -status=> $status, -expires => $expires);
+ print <<EOF;
+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en-US" lang="en-US">
+<!-- git web interface v$version, (C) 2005-2006, Kay Sievers <kay.sievers\@vrfy.org>, Christian Gierke -->
+<!-- git core binaries version $git_version -->
+<head>
+<meta http-equiv="content-type" content="$content_type; charset=utf-8"/>
+<meta name="robots" content="index, nofollow"/>
+<title>$title</title>
+<link rel="stylesheet" type="text/css" href="$stylesheet"/>
+$rss_link
+</head>
+<body>
+EOF
+ print "<div class=\"page_header\">\n" .
+ "<a href=\"http://www.kernel.org/pub/software/scm/git/docs/\" title=\"git documentation\">" .
+ "<img src=\"$my_uri?" . esc_param("a=git-logo.png") . "\" width=\"72\" height=\"27\" alt=\"git\" style=\"float:right; border-width:0px;\"/>" .
+ "</a>\n";
+ print $cgi->a({-href => esc_param($home_link)}, "projects") . " / ";
+ if (defined $project) {
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=summary")}, esc_html($project));
+ if (defined $action) {
+ print " / $action";
+ }
+ print "\n";
+ if (!defined $searchtext) {
+ $searchtext = "";
+ }
+ my $search_hash;
+ if (defined $hash_base) {
+ $search_hash = $hash_base;
+ } elsif (defined $hash) {
+ $search_hash = $hash;
+ } else {
+ $search_hash = "HEAD";
+ }
+ $cgi->param("a", "search");
+ $cgi->param("h", $search_hash);
+ print $cgi->startform(-method => "get", -action => $my_uri) .
+ "<div class=\"search\">\n" .
+ $cgi->hidden(-name => "p") . "\n" .
+ $cgi->hidden(-name => "a") . "\n" .
+ $cgi->hidden(-name => "h") . "\n" .
+ $cgi->textfield(-name => "s", -value => $searchtext) . "\n" .
+ "</div>" .
+ $cgi->end_form() . "\n";
+ }
+ print "</div>\n";
+}
+
+sub git_footer_html {
+ print "<div class=\"page_footer\">\n";
+ if (defined $project) {
+ my $descr = git_read_description($project);
+ if (defined $descr) {
+ print "<div class=\"page_footer_text\">" . esc_html($descr) . "</div>\n";
+ }
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=rss"), -class => "rss_logo"}, "RSS") . "\n";
+ } else {
+ print $cgi->a({-href => "$my_uri?" . esc_param("a=opml"), -class => "rss_logo"}, "OPML") . "\n";
+ }
+ print "</div>\n" .
+ "</body>\n" .
+ "</html>";
+}
+
+sub die_error {
+ my $status = shift || "403 Forbidden";
+ my $error = shift || "Malformed query, file missing or permission denied";
+
+ git_header_html($status);
+ print "<div class=\"page_body\">\n" .
+ "<br/><br/>\n" .
+ "$status - $error\n" .
+ "<br/>\n" .
+ "</div>\n";
+ git_footer_html();
+ exit;
+}
+
+## ----------------------------------------------------------------------
+## functions printing or outputting HTML: navigation
+
+sub git_page_nav {
+ my ($current, $suppress, $head, $treehead, $treebase, $extra) = @_;
+ $extra = '' if !defined $extra; # pager or formats
+
+ my @navs = qw(summary shortlog log commit commitdiff tree);
+ if ($suppress) {
+ @navs = grep { $_ ne $suppress } @navs;
+ }
+
+ my %arg = map { $_, ''} @navs;
+ if (defined $head) {
+ for (qw(commit commitdiff)) {
+ $arg{$_} = ";h=$head";
+ }
+ if ($current =~ m/^(tree | log | shortlog | commit | commitdiff | search)$/x) {
+ for (qw(shortlog log)) {
+ $arg{$_} = ";h=$head";
+ }
+ }
+ }
+ $arg{tree} .= ";h=$treehead" if defined $treehead;
+ $arg{tree} .= ";hb=$treebase" if defined $treebase;
+
+ print "<div class=\"page_nav\">\n" .
+ (join " | ",
+ map { $_ eq $current
+ ? $_
+ : $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$_$arg{$_}")}, "$_")
+ }
+ @navs);
+ print "<br/>\n$extra<br/>\n" .
+ "</div>\n";
+}
+
+sub git_get_paging_nav {
+ my ($action, $hash, $head, $page, $nrevs) = @_;
+ my $paging_nav;
+
+
+ if ($hash ne $head || $page) {
+ $paging_nav .= $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$action")}, "HEAD");
+ } else {
+ $paging_nav .= "HEAD";
+ }
+
+ if ($page > 0) {
+ $paging_nav .= " ⋅ " .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$action;h=$hash;pg=" . ($page-1)),
+ -accesskey => "p", -title => "Alt-p"}, "prev");
+ } else {
+ $paging_nav .= " ⋅ prev";
+ }
+
+ if ($nrevs >= (100 * ($page+1)-1)) {
+ $paging_nav .= " ⋅ " .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$action;h=$hash;pg=" . ($page+1)),
+ -accesskey => "n", -title => "Alt-n"}, "next");
+ } else {
+ $paging_nav .= " ⋅ next";
+ }
+
+ return $paging_nav;
+}
+
+## ......................................................................
+## functions printing or outputting HTML: div
+
+sub git_header_div {
+ my ($action, $title, $hash, $hash_base) = @_;
+ my $rest = '';
+
+ $rest .= ";h=$hash" if $hash;
+ $rest .= ";hb=$hash_base" if $hash_base;
+
+ print "<div class=\"header\">\n" .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$action$rest"),
+ -class => "title"}, $title ? $title : $action) . "\n" .
+ "</div>\n";
+}
+
+sub git_print_page_path {
+ my $name = shift;
+ my $type = shift;
+
+ if (!defined $name) {
+ print "<div class=\"page_path\"><b>/</b></div>\n";
+ } elsif (defined $type && $type eq 'blob') {
+ print "<div class=\"page_path\"><b>" .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob_plain;f=$file_name")}, esc_html($name)) . "</b><br/></div>\n";
+ } else {
+ print "<div class=\"page_path\"><b>" . esc_html($name) . "</b><br/></div>\n";
+ }
+}
+
+## ......................................................................
+## functions printing large fragments of HTML
+
+sub git_shortlog_body {
+ # uses global variable $project
+ my ($revlist, $from, $to, $refs, $extra) = @_;
+ $from = 0 unless defined $from;
+ $to = $#{$revlist} if (!defined $to || $#{$revlist} < $to);
+
+ print "<table class=\"shortlog\" cellspacing=\"0\">\n";
+ my $alternate = 0;
+ for (my $i = $from; $i <= $to; $i++) {
+ my $commit = $revlist->[$i];
+ #my $ref = defined $refs ? git_get_referencing($refs, $commit) : '';
+ my $ref = git_get_referencing($refs, $commit);
+ my %co = git_read_commit($commit);
+ my %ad = date_str($co{'author_epoch'});
+ if ($alternate) {
+ print "<tr class=\"dark\">\n";
+ } else {
+ print "<tr class=\"light\">\n";
+ }
+ $alternate ^= 1;
+ # git_summary() used print "<td><i>$co{'age_string'}</i></td>\n" .
+ print "<td title=\"$co{'age_string_age'}\"><i>$co{'age_string_date'}</i></td>\n" .
+ "<td><i>" . esc_html(chop_str($co{'author_name'}, 10)) . "</i></td>\n" .
+ "<td>";
+ if (length($co{'title_short'}) < length($co{'title'})) {
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"),
+ -class => "list", -title => "$co{'title'}"},
+ "<b>" . esc_html($co{'title_short'}) . "$ref</b>");
+ } else {
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit"),
+ -class => "list"},
+ "<b>" . esc_html($co{'title'}) . "$ref</b>");
+ }
+ print "</td>\n" .
+ "<td class=\"link\">" .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commit;h=$commit")}, "commit") . " | " .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=commitdiff;h=$commit")}, "commitdiff") .
+ "</td>\n" .
+ "</tr>\n";
+ }
+ if (defined $extra) {
+ print "<tr>\n" .
+ "<td colspan=\"4\">$extra</td>\n" .
+ "</tr>\n";
+ }
+ print "</table>\n";
+}
+
+sub git_tags_body {
+ # uses global variable $project
+ my ($taglist, $from, $to, $extra) = @_;
+ $from = 0 unless defined $from;
+ $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
+
+ print "<table class=\"tags\" cellspacing=\"0\">\n";
+ my $alternate = 0;
+ for (my $i = $from; $i <= $to; $i++) {
+ my $entry = $taglist->[$i];
+ my %tag = %$entry;
+ my $comment_lines = $tag{'comment'};
+ my $comment = shift @$comment_lines;
+ my $comment_short;
+ if (defined $comment) {
+ $comment_short = chop_str($comment, 30, 5);
+ }
+ if ($alternate) {
+ print "<tr class=\"dark\">\n";
+ } else {
+ print "<tr class=\"light\">\n";
+ }
+ $alternate ^= 1;
+ print "<td><i>$tag{'age'}</i></td>\n" .
+ "<td>" .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'reftype'};h=$tag{'refid'}"),
+ -class => "list"}, "<b>" . esc_html($tag{'name'}) . "</b>") .
+ "</td>\n" .
+ "<td>";
+ if (defined $comment) {
+ if (length($comment_short) < length($comment)) {
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}"),
+ -class => "list", -title => $comment}, $comment_short);
+ } else {
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}"),
+ -class => "list"}, $comment);
+ }
+ }
+ print "</td>\n" .
+ "<td class=\"selflink\">";
+ if ($tag{'type'} eq "tag") {
+ print $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=tag;h=$tag{'id'}")}, "tag");
+ } else {
+ print " ";
+ }
+ print "</td>\n" .
+ "<td class=\"link\">" . " | " .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=$tag{'reftype'};h=$tag{'refid'}")}, $tag{'reftype'});
+ if ($tag{'reftype'} eq "commit") {
+ print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}")}, "shortlog") .
+ " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$tag{'refid'}")}, "log");
+ } elsif ($tag{'reftype'} eq "blob") {
+ print " | " . $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=blob_plain;h=$tag{'refid'}")}, "raw");
+ }
+ print "</td>\n" .
+ "</tr>";
+ }
+ if (defined $extra) {
+ print "<tr>\n" .
+ "<td colspan=\"5\">$extra</td>\n" .
+ "</tr>\n";
+ }
+ print "</table>\n";
+}
+
+sub git_heads_body {
+ # uses global variable $project
+ my ($taglist, $head, $from, $to, $extra) = @_;
+ $from = 0 unless defined $from;
+ $to = $#{$taglist} if (!defined $to || $#{$taglist} < $to);
+
+ print "<table class=\"heads\" cellspacing=\"0\">\n";
+ my $alternate = 0;
+ for (my $i = $from; $i <= $to; $i++) {
+ my $entry = $taglist->[$i];
+ my %tag = %$entry;
+ my $curr = $tag{'id'} eq $head;
+ if ($alternate) {
+ print "<tr class=\"dark\">\n";
+ } else {
+ print "<tr class=\"light\">\n";
+ }
+ $alternate ^= 1;
+ print "<td><i>$tag{'age'}</i></td>\n" .
+ ($tag{'id'} eq $head ? "<td class=\"current_head\">" : "<td>") .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}"),
+ -class => "list"}, "<b>" . esc_html($tag{'name'}) . "</b>") .
+ "</td>\n" .
+ "<td class=\"link\">" .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=shortlog;h=$tag{'name'}")}, "shortlog") . " | " .
+ $cgi->a({-href => "$my_uri?" . esc_param("p=$project;a=log;h=$tag{'name'}")}, "log") .
+ "</td>\n" .
+ "</tr>";
+ }
+ if (defined $extra) {
+ print "<tr>\n" .
+ "<td colspan=\"3\">$extra</td>\n" .
+ "</tr>\n";
+ }
+ print "</table>\n";
+}
+
+## ----------------------------------------------------------------------
+## functions printing large fragments, format as one of arguments
+
+sub git_diff_print {
+ my $from = shift;
+ my $from_name = shift;
+ my $to = shift;
+ my $to_name = shift;
+ my $format = shift || "html";
+
+ my $from_tmp = "/dev/null";
+ my $to_tmp = "/dev/null";
+ my $pid = $$;
+
+ # create tmp from-file
+ if (defined $from) {
+ $from_tmp = "$git_temp/gitweb_" . $$ . "_from";
+ open my $fd2, "> $from_tmp";
+ open my $fd, "-|", $GIT, "cat-file", "blob", $from;
+ my @file = <$fd>;
+ print $fd2 @file;
+ close $fd2;
+ close $fd;
+ }
+
+ # create tmp to-file
+ if (defined $to) {
+ $to_tmp = "$git_temp/gitweb_" . $$ . "_to";
+ open my $fd2, "> $to_tmp";
+ open my $fd, "-|", $GIT, "cat-file", "blob", $to;
+ my @file = <$fd>;
+ print $fd2 @file;
+ close $fd2;
+ close $fd;
+ }
+
+ open my $fd, "-|", "/usr/bin/diff -u -p -L \'$from_name\' -L \'$to_name\' $from_tmp $to_tmp";
+ if ($format eq "plain") {
+ undef $/;
+ print <$fd>;
+ $/ = "\n";