public function preExecute()
 {
     if ($this->getRoute() instanceof sfDoctrineRoute) {
         $object = $this->getRoute()->getObject();
         if ($object instanceof Community) {
             $this->community = $object;
             $this->acl = opCommunityWikiAclBuilder::buildCollection($this->community, array($this->getUser()->getMember()));
         } elseif ($object instanceof CommunityWiki) {
             $this->communityWiki = $object;
             $this->community = $this->communityWiki->getCommunity();
             $this->acl = opCommunityWikiAclBuilder::buildResource($this->communityWiki, array($this->getUser()->getMember()));
         }
     }
 }
<script type="text/javascript">
SyntaxHighlighter.defaults['toolbar'] = false;
SyntaxHighlighter.defaults['gutter'] = false;
SyntaxHighlighter.defaults['class-name'] = 'class_community_wiki';
SyntaxHighlighter.all();
</script>

<style>
.class_community_wiki { border: 2px solid #eee; }
.class_community_wiki table{ margin: 2px !important; }
.syntaxhighlighter .gutter .line { border-right: 2px solid #ACF !important; }
</style>

<?php 
use_helper('Date');
$acl = opCommunityWikiAclBuilder::buildCollection($community, array($sf_user->getMember()));
?>

<div class="dparts wikiDetailBox">
  <div class="parts">
    <div class="partsHeading">
      <h3><?php 
echo '[' . $community->getName() . '] ' . __('Wiki');
?>
</h3>
    </div>

    <dl>
      <dt><?php 
echo nl2br(op_format_date($communityWiki->getCreatedAt(), 'XDateTimeJaBr'));
?>