# - one might want to include '-B' option, e.g. '-B', '-M'
our @diff_opts = ('-M'); # taken from git_commit
+# Disables features that would allow repository owners to inject script into
+# the gitweb domain.
+our $prevent_xss = 0;
+
# information about snapshot formats that gitweb is capable of serving
our %known_snapshot_formats = (
# name => {
<meta name="robots" content="index, nofollow"/>
<title>$title</title>
EOF
-# print out each stylesheet that exist
+ # the stylesheet, favicon etc urls won't work correctly with path_info
+ # unless we set the appropriate base URL
+ if ($ENV{'PATH_INFO'}) {
+ print '<base href="'.esc_url($my_url).'" />\n';
+ }
+ # print out each stylesheet that exist, providing backwards capability
+ # for those people who defined $stylesheet in a config file
if (defined $stylesheet) {
-#provides backwards capability for those people who define style sheet in a config file
print '<link rel="stylesheet" type="text/css" href="'.$stylesheet.'"/>'."\n";
} else {
foreach my $stylesheet (@stylesheets) {
print "</table>\n";
- if (-s "$projectroot/$project/README.html") {
+ # If XSS prevention is on, we don't include README.html.
+ # TODO: Allow a readme in some safe format.
+ if (!$prevent_xss && -s "$projectroot/$project/README.html") {
print "<div class=\"title\">readme</div>\n" .
"<div class=\"readme\">\n";
insert_file("$projectroot/$project/README.html");
$save_as .= '.txt';
}
+ # With XSS prevention on, blobs of all types except a few known safe
+ # ones are served with "Content-Disposition: attachment" to make sure
+ # they don't run in our security domain. For certain image types,
+ # blob view writes an <img> tag referring to blob_plain view, and we
+ # want to be sure not to break that by serving the image as an
+ # attachment (though Firefox 3 doesn't seem to care).
+ my $sandbox = $prevent_xss &&
+ $type !~ m!^(?:text/plain|image/(?:gif|png|jpeg))$!;
+
print $cgi->header(
-type => $type,
-expires => $expires,
- -content_disposition => 'inline; filename="' . $save_as . '"');
+ -content_disposition =>
+ ($sandbox ? 'attachment' : 'inline')
+ . '; filename="' . $save_as . '"');
undef $/;
binmode STDOUT, ':raw';
print <$fd>;
}
if (defined($commitlist[0])) {
%latest_commit = %{$commitlist[0]};
- %latest_date = parse_date($latest_commit{'author_epoch'});
+ my $latest_epoch = $latest_commit{'committer_epoch'};
+ %latest_date = parse_date($latest_epoch);
+ my $if_modified = $cgi->http('IF_MODIFIED_SINCE');
+ if (defined $if_modified) {
+ my $since;
+ if (eval { require HTTP::Date; 1; }) {
+ $since = HTTP::Date::str2time($if_modified);
+ } elsif (eval { require Time::ParseDate; 1; }) {
+ $since = Time::ParseDate::parsedate($if_modified, GMT => 1);
+ }
+ if (defined $since && $latest_epoch <= $since) {
+ print $cgi->header(
+ -type => $content_type,
+ -charset => 'utf-8',
+ -last_modified => $latest_date{'rfc2822'},
+ -status => '304 Not Modified');
+ return;
+ }
+ }
print $cgi->header(
-type => $content_type,
-charset => 'utf-8',
print "<title>$title</title>\n" .
"<link>$alt_url</link>\n" .
"<description>$descr</description>\n" .
- "<language>en</language>\n";
+ "<language>en</language>\n" .
+ # project owner is responsible for 'editorial' content
+ "<managingEditor>$owner</managingEditor>\n";
+ if (defined $logo || defined $favicon) {
+ # prefer the logo to the favicon, since RSS
+ # doesn't allow both
+ my $img = esc_url($logo || $favicon);
+ print "<image>\n" .
+ "<url>$img</url>\n" .
+ "<title>$title</title>\n" .
+ "<link>$alt_url</link>\n" .
+ "</image>\n";
+ }
+ if (%latest_date) {
+ print "<pubDate>$latest_date{'rfc2822'}</pubDate>\n";
+ print "<lastBuildDate>$latest_date{'rfc2822'}</lastBuildDate>\n";
+ }
+ print "<generator>gitweb v.$version/$git_version</generator>\n";
} elsif ($format eq 'atom') {
print <<XML;
<feed xmlns="http://www.w3.org/2005/Atom">
} else {
print "<updated>$latest_date{'iso-8601'}</updated>\n";
}
+ print "<generator version='$version/$git_version'>gitweb</generator>\n";
}
# contents