File sapphire/integration/HTMLValue.php

  1 <?php
  2 /**
  3  * This class acts as a wrapper around the built in DOMDocument class in order to use it to manage a HTML snippet,
  4  * rather than a whole document, while still exposing the DOMDocument API.
  5  *
  6  * @package sapphire
  7  * @subpackage integration
  8  */
  9 class SS_HTMLValue extends ViewableData {
 10     
 11     /**
 12      * @var DOMDocument
 13      */
 14     protected $document;
 15     private $content;
 16     /**
 17      * @param string $content
 18      */
 19     public function __construct($content = null) {
 20         $this->document = new DOMDocument('1.0', 'UTF-8');
 21         $this->document->scrictErrorChecking = false;
 22         
 23         $this->setContent($content);
 24         
 25         parent::__construct();
 26     }
 27     
 28     /**
 29      * @return string
 30      */
 31     public function getContent() {
 32         // strip the body tags from the output (which are automatically added by DOMDocument)
 33         //return $this->content;
 34                 $content = preg_replace (
 35             array (
 36                 '/^\s*<body[^>]*>/i',
 37                 '/<\/body[^>]*>\s*$/i'
 38             ),
 39             null,
 40             $this->getDocument()->saveHTML($this->getDocument()->documentElement->lastChild)
 41 //          $this->getDocument()->saveXML($this->getDocument()->documentElement->lastChild)
 42         );
 43                 /* Fix closed tags */
 44                 $xhtml[] = '/<script([^<]*)\/>/';
 45                 $html[]  = '<script\\1></script>';
 46 
 47                 $xhtml[] = '/<iframe([^<]*)\/>/';
 48                 $html[]  = '<iframe\\1></iframe>';
 49 
 50                 $xhtml[] = '/<div([^<]*)\/>/';
 51                 $html[]  = '<div\\1></div>';
 52 
 53                 $xhtml[] = '/<a([^<]*)\/>/';
 54                 $html[]  = '<a\\1></a>';
 55 
 56                 //$xhtml[] = '/\/>/';
 57                 //$html[]  = '>';
 58 
 59                 $xhtml[] = '/%5Bsitetree_link%20id=(\d+)%5D/';
 60                 $html[]  = '[sitetree_link id=$1]';
 61 
 62                 $content = preg_replace($xhtml, $html, $content);
 63                 /* end fix */
 64         return $content;
 65     }
 66     
 67     /**
 68      * @param string $content
 69      * @return bool
 70      */
 71     public function setContent($content) {
 72         $this->content = $content;
 73         return @$this->getDocument()->loadHTML(
 74                         //'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">'.
 75             '<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head>' .
 76             "<body>$content</body></html>"
 77         );
 78     }
 79     
 80     /**
 81      * @return DOMDocument
 82      */
 83     public function getDocument() {
 84         return $this->document;
 85     }
 86     
 87     /**
 88      * A simple convenience wrapper around DOMDocument::getElementsByTagName().
 89      *
 90      * @param string $name
 91      * @return DOMNodeList
 92      */
 93     public function getElementsByTagName($name) {
 94         return $this->getDocument()->getElementsByTagName($name);
 95     }
 96     
 97     /**
 98      * @see HTMLValue::getContent()
 99      */
100     public function forTemplate() {
101         return $this->getContent();
102     }
103     
104 }
105
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