improve

[git.ikiwiki.info.git] / doc / bugs / Problems_with_graphviz.pm_plug-in.mdwn

diff --git a/doc/bugs/Problems_with_graphviz.pm_plug-in.mdwn b/doc/bugs/Problems_with_graphviz.pm_plug-in.mdwn
index 395427b8698f87142cf6b79325a372d140f44789..9eca41fafa5c2e8580495693604e642a1bc22855 100644 (file)
--- a/doc/bugs/Problems_with_graphviz.pm_plug-in.mdwn
+++ b/doc/bugs/Problems_with_graphviz.pm_plug-in.mdwn
@@ -3,12 +3,18 @@ The graphviz.pm plug-in currently attempts to read PNG data in UTF-8 mode, which
     utf8 "\x89" does not map to Unicode at /usr/local/lib/perl5/site_perl/5.8.8/IkiWiki/Plugin/graphviz.pm line 53, <IN> chunk 1.
     Wide character in subroutine entry at /usr/local/lib/perl5/site_perl/5.8.8/IkiWiki/Plugin/graphviz.pm line 68.
 
+> Ok, will remove the binmode IN then. [[done]] --[[Joey]]
+
 It also generates image URLs relative to the page being rendered, which means the URLs wont work when previewing a graph from the CGI script.
 
+> You seem to be using an old version of ikiwiki, these preview isues have
+> been fixed for some time, and the code doesn't look like what you patch
+> in your second hunk. --[[Joey]]
+
 The patch below fixes these two issues.
 
     --- graphviz.pm.orig       Thu Jun  7 15:45:16 2007
-    +++ graphviz.pm    Thu Jun  7 15:52:27 2007
+    +++ graphviz.pm    Fri Jun  8 12:03:38 2007
     @@ -41,7 +41,6 @@ sub render_graph (\%) { #{{{
                $pid=open2(*IN, *OUT, "$params{prog} -Tpng");
      
@@ -17,12 +23,17 @@ The patch below fixes these two issues.
                binmode (OUT, ':utf8');
      
                print OUT $src;
-    @@ -70,7 +69,7 @@ sub render_graph (\%) { #{{{
+    @@ -70,7 +69,12 @@ sub render_graph (\%) { #{{{
                }
        }
      
     -  return "<img src=\"".urlto($dest, $params{page})."\" />\n";
-    +  return "<img src=\"".urlto($dest, "/")."\" />\n";
+    +  if ($params{preview}) {
+    +          return "<img src=\"".urlto($dest, "")."\" />\n";
+    +  }
+    +  else {
+    +          return "<img src=\"".urlto($dest, $params{page})."\" />\n";
+    +  }
      } #}}}
      
-     sub graph (@) { #{{{
\ No newline at end of file
+     sub graph (@) { #{{{