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]]
-
->> I have just tested ikiwiki-2.5. The code in question still looks
->> the same, and the patch is still needed for making the graphviz
->> plug-in work in preview mode here.
-
->>> You're right, it doesn't preview properly. However, your patch doesn't
->>> really fix it, since it only makes it show any old files that are lying
->>> around, and not a current one updated for the current page. Fixing it
->>> really right calls for embedding the file in a data uri in the preview
->>> page, as the sparkline plugin does. --[[Joey]]
+(preview bug split to [[Problems_with_graphviz.pm_plug-in_previews]])
>> Here is an updated patch againt ikiwiki-2.5:
-
- --- IkiWiki/Plugin/graphviz.pm.orig 2007-07-27 11:35:05.000000000 +0200
- +++ IkiWiki/Plugin/graphviz.pm 2007-07-27 11:36:02.000000000 +0200
- @@ -69,7 +69,12 @@ sub render_graph (\%) { #{{{
- }
- }
-
- - return "<img src=\"".urlto($dest, $params{page})."\" />\n";
- + if ($params{preview}) {
- + return "<img src=\"".urlto($dest, "")."\" />\n";
- + }
- + else {
- + return "<img src=\"".urlto($dest, $params{page})."\" />\n";
- + }
- } #}}}
-
- sub graph (@) { #{{{
-
-
->> --[[HenrikBrixAndersen]]
-
+>>> [[Applied|done]], thanks. --[[Joey]]
The patch below fixes these two issues.
--- graphviz.pm.orig Thu Jun 7 15:45:16 2007
+++ graphviz.pm Fri Jun 8 12:03:38 2007
- @@ -41,7 +41,6 @@ sub render_graph (\%) { #{{{
+ @@ -41,7 +41,6 @@ sub render_graph (\%) {
$pid=open2(*IN, *OUT, "$params{prog} -Tpng");
# open2 doesn't respect "use open ':utf8'"
binmode (OUT, ':utf8');
print OUT $src;
- @@ -70,7 +69,12 @@ sub render_graph (\%) { #{{{
+ @@ -70,7 +69,12 @@ sub render_graph (\%) {
}
}
+ else {
+ return "<img src=\"".urlto($dest, $params{page})."\" />\n";
+ }
- } #}}}
+ }
- sub graph (@) { #{{{
+ sub graph (@) {