X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/d0295d9dc0827cc272f93f20bae2eff783a8fabe..e16746a52f40f478af1b634c532d90c25cc0ec76:/IkiWiki/Render.pm

diff --git a/IkiWiki/Render.pm b/IkiWiki/Render.pm
index c3736ecb1..58556148f 100644
--- a/IkiWiki/Render.pm
+++ b/IkiWiki/Render.pm
@@ -74,7 +74,7 @@ sub parentlinks ($) { #{{{
 	foreach my $dir (reverse split("/", $page)) {
 		if (! $skip) {
 			$path.="../";
-			unshift @ret, { url => exists $pagesources{$dir} ? $path.htmlpage($dir) : "", page => pagetitle($dir) };
+			unshift @ret, { url => $path.htmlpage($dir), page => pagetitle($dir) };
 		}
 		else {
 			$skip=0;
@@ -84,11 +84,11 @@ sub parentlinks ($) { #{{{
 	return @ret;
 } #}}}
 
-sub preprocess ($$$;$) { #{{{
+my %preprocessing;
+sub preprocess ($$$) { #{{{
 	my $page=shift; # the page the data comes from
 	my $destpage=shift; # the page the data will appear in (different for inline)
 	my $content=shift;
-	my $onlystrip=shift || 0; # strip directives without processing
 
 	my $handle=sub {
 		my $escape=shift;
@@ -97,33 +97,52 @@ sub preprocess ($$$;$) { #{{{
 		if (length $escape) {
 			return "[[$command $params]]";
 		}
-		elsif ($onlystrip) {
-			return "";
-		}
 		elsif (exists $hooks{preprocess}{$command}) {
 			# Note: preserve order of params, some plugins may
 			# consider it significant.
 			my @params;
-			while ($params =~ /(?:(\w+)=)?(?:"([^"]+)"|(\S+))(?:\s+|$)/g) {
-				if (defined $1) {
-					push @params, $1, (defined $2 ? $2 : $3);
+			while ($params =~ /(?:(\w+)=)?(?:"""(.*?)"""|"([^"]+)"|(\S+))(?:\s+|$)/sg) {
+				my $key=$1;
+				my $val;
+				if (defined $2) {
+					$val=$2;
+					$val=~s/\r\n/\n/mg;
+					$val=~s/^\n+//g;
+					$val=~s/\n+$//g;
+				}
+				elsif (defined $3) {
+					$val=$3;
+				}
+				elsif (defined $4) {
+					$val=$4;
+				}
+
+				if (defined $key) {
+					push @params, $key, $val;
 				}
 				else {
-					push @params, (defined $2 ? $2 : $3), '';
+					push @params, $val, '';
 				}
 			}
-			return $hooks{preprocess}{$command}{call}->(
+			if ($preprocessing{$page}++ > 10) {
+				# Avoid loops of preprocessed pages preprocessing
+				# other pages that preprocess them, etc.
+				return "[[$command preprocessing loop detected on $page at depth $preprocessing{$page}]]";
+			}
+			my $ret=$hooks{preprocess}{$command}{call}->(
 				@params,
 				page => $page,
 				destpage => $destpage,
 			);
+			$preprocessing{$page}--;
+			return $ret;
 		}
 		else {
-			return "[[$command not processed]]";
+			return "[[$command $params]]";
 		}
 	};
 	
-	$content =~ s{(\\?)$config{wiki_processor_regexp}}{$handle->($1, $2, $3)}eg;
+	$content =~ s{(\\?)\[\[(\w+)\s+((?:(?:\w+=)?(?:""".*?"""|"[^"]+"|[^\s\]]+)\s*)*)\]\]}{$handle->($1, $2, $3)}seg;
 	return $content;
 } #}}}
 
@@ -266,8 +285,8 @@ sub render ($) { #{{{
 		
 		$links{$page}=[findlinks($page, $content)];
 		
-		$content=linkify($page, $page, $content);
 		$content=preprocess($page, $page, $content);
+		$content=linkify($page, $page, $content);
 		$content=htmlize($type, $content);
 		
 		check_overwrite("$config{destdir}/".htmlpage($page), $page);