X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2Fstemmaweb%2FController%2FRoot.pm;h=51d7dff1255922c62704d22d70381120124a2bba;hb=4770d07784e75a7f842b061a359f7e4d5644fe51;hp=f2488ad09e07571c78acca97e7f32475a5e963c0;hpb=1acbd103648a939e82ff5bc0c58d30492e59fdcb;p=scpubgit%2Fstemmaweb.git

diff --git a/lib/stemmaweb/Controller/Root.pm b/lib/stemmaweb/Controller/Root.pm
index f2488ad..51d7dff 100644
--- a/lib/stemmaweb/Controller/Root.pm
+++ b/lib/stemmaweb/Controller/Root.pm
@@ -352,10 +352,10 @@ sub stemma :Local :Args(2) {
 		if( $ok eq 'full' ) {
 			my $dot = $c->request->body_params->{'dot'};
 			# Graph::Reader::Dot does not handle bare unicode. We get around this
-			# by wrapping all words in double quotes, but then we have to undo it
-			# for the initial 'digraph stemma' statement. Horrible hack.
-			$dot =~ s/\b(\w+)\b/"$1"/g;
-			$dot =~ s/"(digraph|stemma)"/$1/g;
+			# by wrapping all words in double quotes, as long as they aren't already
+			# wrapped, and as long as they aren't the initial 'digraph stemma'.
+			# Horrible HACK.
+			$dot =~ s/(?<!")\b(?!(?:digraph|stemma)\b)(\w+)\b(?!")/"$1"/g;
 			try {
 				if( $stemmaid eq 'n' ) {
 					# We are adding a new stemma.