XHTMLCompiler/DOMFilter/MarkLeadParagraphs.php

   1 <?php
   2
   3 /**
   4  * Attaches class="lead" to all leading paragraphs for typography.
   5  */
   6 class XHTMLCompiler_DOMFilter_MarkLeadParagraphs extends XHTMLCompiler_DOMFilter
   7 {
   8
   9     protected $name = 'MarkLeadParagraphs';
  10     protected $className = 'lead';
  11
  12     public function __construct($class = false, $name = false) {
  13         parent::__construct($name);
  14         if ($class) $this->className = $class;
  15     }
  16
  17     public function process(DOMDocument $dom, $page, $manager) {
  18         // possibly add some attribute which disables this behavior
  19         $nodes = $this->query("//html:p[local-name(preceding-sibling::*[1])!='p']");
  20         if ($nodes) $manager->addDependency(__FILE__);
  21         foreach ($nodes as $node) {
  22             $node->setAttribute('class', $this->className);
  23         }
  24     }
  25
  26 }