X-Git-Url: https://sipb.mit.edu/gitweb.cgi/ikiwiki.git/blobdiff_plain/2332b40595774cdc0c3d12573e4b0631c9707624..a4dc0f997c2d64c21e08d06382b9f3c3987a681f:/IkiWiki/Plugin/img.pm

diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index 9385f6417..b6e7c9e41 100644
--- a/IkiWiki/Plugin/img.pm
+++ b/IkiWiki/Plugin/img.pm
@@ -32,6 +32,11 @@ sub preprocess (@) { #{{{
 	}
 
 	push @{$links{$params{page}}}, $image;
+	# optimisation: detect scan mode, and avoid generating the image
+	if (! defined wantarray) {
+		return;
+	}
+
 	my $file = bestlink($params{page}, $image);
 
 	my $dir = $params{page};
@@ -106,7 +111,11 @@ sub preprocess (@) { #{{{
 	if (! defined $params{link} || lc($params{link}) eq 'yes') {
 		return  '<a href="'.$fileurl.'">'.$imgtag.'</a>';
 	}
+	elsif ($params{link} =~ /^\w+:\/\//) {
+		return  '<a href="'.$params{link}.'">'.$imgtag.'</a>';
+	}
 	elsif (length bestlink($params{page}, $params{link})) {
+		add_depends($params{page}, $params{link});
 		return htmllink($params{page}, $params{destpage},
 			$params{link}, linktext => $imgtag,
 			noimageinline => 1);