X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/0561a41a9fde9b86999f5acf86047ef098c3df7c..d22e7febda8720bc38069f7061adb43b98143c48:/source.plp

diff --git a/source.plp b/source.plp
index e3b2609..6d6057c 100644
--- a/source.plp
+++ b/source.plp
@@ -1,6 +1,7 @@
 <(common.inc.plp)><:
 
 my $source = $Request;
+my $incname = qr{ [a-z][/a-z0-9_.-]* \.(?:plp?|css|js|txt) }x;
 
 if ($source =~ s{(?<=\Q.inc.pl\E)/jsonp?$}{} and -r $source) {
 	# convert perl include to json construct
@@ -27,7 +28,7 @@ if ($source =~ s{(?<=\Q.inc.pl\E)/jsonp?$}{} and -r $source) {
 
 Html({
 	title => "$source source code",
-	version => '1.1',
+	version => '1.2',
 	description => !$source ? 'Index of source files for this site.' : [
 		"Source code of the $source file at this site,",
 		"with syntax highlighted and references linked."
@@ -36,6 +37,7 @@ Html({
 		sheet cheat source code perl plp html agpl
 	'],
 	stylesheet => [qw'light dark mono red'],
+	data => [$source =~ m{\A($incname)\z}],
 });
 
 say '';
@@ -52,7 +54,8 @@ if (not $source) {
 	say "</ul>\n";
 }
 else {
-	say "<h1>Source of $source</h1>";
+	my $href = showlink($source, $source =~ m{\A (\w+) \.plp \z}x && "/$1");
+	say "<h1>Source of $href</h1>";
 
 	if ($source =~ m{(?:/|^)\.}) {
 		die "File request not permitted\n";
@@ -93,7 +96,7 @@ else {
 			my $arg = '';
 			print "<$tag$arg class=\"sy-\l$type\">" if $tag;
 			if (!$type || $type eq 'Constant'
-			and $contents =~ s{^(['"]?)(/?[a-z0-9_.]+\.(?:plp?|css|js))(?=\1$)}{}) {
+			and $contents =~ s{^(['"]?)($incname)(?=\1$)}{}) {
 				# link other page sources, stylesheets, and javascript
 				print $1 . showlink($2, "/source/$2");
 			}