Merge branch 'master' of ssh://git.ikiwiki.info

[git.ikiwiki.info.git] / IkiWiki / Plugin / otl.pm
diff --git a/IkiWiki/Plugin/otl.pm b/IkiWiki/Plugin/otl.pm

index 6406483ff576d026d57963d75d8b526d6c272e8b..3801a6ec2417d225f3cf541a505ff79adedec8ef 100644 (file)
--- a/IkiWiki/Plugin/otl.pm
+++ b/IkiWiki/Plugin/otl.pm
@@ -4,38 +4,90 @@ package IkiWiki::Plugin::otl;
  
  use warnings;
  use strict;
  
  use warnings;
  use strict;
-use IkiWiki;
-use IPC::Open2;
+use IkiWiki 3.00;
+use open qw{:utf8 :std};
  
  
-sub import { #{{{
-       IkiWiki::hook(type => "htmlize", id => "otl", call => \&htmlize);
-} # }}}
+sub import {
+       hook(type => "getsetup", id => "otl", call => \&getsetup);
+       hook(type => "htmlize", id => "otl", call => \&htmlize);
+}
+
+sub getsetup () {
+       return 
+               plugin => {
+                       safe => 1,
+                       rebuild => 1, # format plugin
+                       section => "format",
+               },
+}
+
+sub htmlize (@) {
+       my %params=@_;
+       
+       # Munge up check boxes to look a little bit better.
+       my $checked=htmllink($params{page}, $params{page},
+               "smileys/star_on.png", linktext => "[X]");
+       my $unchecked=htmllink($params{page}, $params{page},
+               "smileys/star_off.png", linktext => "[_]");
+       $params{content}=~s/^(\s*)\[X\]\s/${1}$checked /mg;
+       $params{content}=~s/^(\s*)\[_\]\s/${1}$unchecked /mg;
+
+       # Can't use open2 since otl2html doesn't play nice with buffering.
+       # Instead, fork off a child process that will run otl2html and feed
+       # it the content. Then read otl2html's response.
  
  
-sub htmlize ($) { #{{{
         my $tries=10;
         my $tries=10;
-       while (1) {
-               eval {
-                       open2(*IN, *OUT, 'otl2html -S /dev/null -T /dev/stdin');
-               };
-               last unless $@;
-               $tries--;
-               if ($tries < 1) {
-                       IkiWiki::debug("failed to run otl2html: $@");
-                       return shift;
+       my $pid;
+       do {
+               $pid = open(KID_TO_READ, "-|");
+               unless (defined $pid) {
+                       $tries--;
+                       if ($tries < 1) {
+                               debug("failed to fork: $@");
+                               return $params{content};
+                       }
                 }
                 }
+       } until defined $pid;
+
+       if (! $pid) {
+               $tries=10;
+               $pid=undef;
+
+               do {
+                       $pid = open(KID_TO_WRITE, "|-");
+                       unless (defined $pid) {
+                               $tries--;
+                               if ($tries < 1) {
+                                       debug("failed to fork: $@");
+                                       print $params{content};
+                                       exit;
+                               }
+                       }
+               } until defined $pid;
+
+               if (! $pid) {
+                       if (! exec 'otl2html', '-S', '/dev/null', '-T', '/dev/stdin') {
+                               debug("failed to run otl2html: $@");
+                               print $params{content};
+                               exit;
+                       }
+               }
+
+               print KID_TO_WRITE $params{content};
+               close KID_TO_WRITE;
+               waitpid $pid, 0;
+               exit;
         }
         }
-       # open2 doesn't respect "use open ':utf8'"
-       binmode (IN, ':utf8'); 
-       binmode (OUT, ':utf8'); 
         
         
-       print OUT shift;
-       close OUT;
-
         local $/ = undef;
         local $/ = undef;
-       my $ret=<IN>;
+       my $ret=<KID_TO_READ>;
+       close KID_TO_READ;
+       waitpid $pid, 0;
+
         $ret=~s/.*<body>//s;
         $ret=~s/<body>.*//s;
         $ret=~s/.*<body>//s;
         $ret=~s/<body>.*//s;
+       $ret=~s/<div class="Footer">.*//s;
         return $ret;
         return $ret;
-} # }}}
+}
  
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