2009-10-11 02:07:27 +02:00
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<?php
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/**
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* This class acts as a wrapper around the built in DOMDocument class in order to use it to manage a HTML snippet,
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* rather than a whole document, while still exposing the DOMDocument API.
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*
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2012-04-12 08:02:46 +02:00
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* @package framework
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2009-10-11 02:07:27 +02:00
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* @subpackage integration
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*/
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class SS_HTMLValue extends ViewableData {
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/**
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* @var DOMDocument
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*/
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protected $document;
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/**
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* @param string $content
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*/
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public function __construct($content = null) {
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$this->document = new DOMDocument('1.0', 'UTF-8');
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$this->document->scrictErrorChecking = false;
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2012-09-14 07:31:12 +02:00
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2009-10-11 02:07:27 +02:00
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$this->setContent($content);
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parent::__construct();
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}
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/**
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* @return string
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*/
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public function getContent() {
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2012-09-14 07:31:12 +02:00
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// strip any surrounding tags before the <body> and after the </body> which are automatically added by DOMDocument
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// note that we can't use the argument to saveHTML() as it's only supported in PHP 5.3.6+, we support 5.3.2 as a minimum
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// in addition to the above, trim any surrounding newlines from the output
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return trim(
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preg_replace(
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array(
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'/^<!DOCTYPE.+?>/i',
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'/(.*)<body>/i',
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'/<\/body>(.*)/i',
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),
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'',
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2012-09-23 12:28:42 +02:00
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urldecode($this->getDocument()->saveHTML())
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2012-09-14 07:31:12 +02:00
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)
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2009-10-11 02:07:27 +02:00
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);
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}
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/**
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* @param string $content
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* @return bool
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*/
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public function setContent($content) {
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2010-10-19 07:07:27 +02:00
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// Ensure that \r (carriage return) characters don't get replaced with " " entity by DOMDocument
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2010-10-19 07:07:45 +02:00
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// This behaviour is apparently XML spec, but we don't want this because it messes up the HTML
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2010-10-19 07:07:27 +02:00
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$content = str_replace(chr(13), '', $content);
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2009-10-13 03:44:41 +02:00
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return @$this->getDocument()->loadHTML(
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'<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head>' .
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"<body>$content</body></html>"
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);
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2009-10-11 02:07:27 +02:00
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}
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2010-04-12 07:02:51 +02:00
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2009-10-11 02:07:27 +02:00
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/**
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* @return DOMDocument
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*/
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public function getDocument() {
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return $this->document;
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}
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/**
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* A simple convenience wrapper around DOMDocument::getElementsByTagName().
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*
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* @param string $name
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* @return DOMNodeList
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*/
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public function getElementsByTagName($name) {
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return $this->getDocument()->getElementsByTagName($name);
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}
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/**
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* @see HTMLValue::getContent()
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*/
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public function forTemplate() {
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return $this->getContent();
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}
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2009-10-13 03:44:41 +02:00
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}
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