setDocument(new DOMDocument('1.0', 'UTF-8')); $this->setScrictErrorChecking(false); $this->setOutputFormatting(false); $this->setContent($content); parent::__construct(); } /** * Should strict error checking be used? * @param boolean $bool */ public function setScrictErrorChecking($bool) { $this->getDocument()->scrictErrorChecking = $bool; } /** * Should the output be formatted? * @param boolean $bool */ public function setOutputFormatting($bool) { $this->getDocument()->formatOutput = $bool; } /** * @return string */ public function getContent() { // strip any surrounding tags before the and after the which are automatically added by // DOMDocument. 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 in addition to the above, trim any surrounding newlines from the output // shortcodes use square brackets which get escaped into HTML entities by saveHTML() // this manually replaces them back to square brackets so that the shortcodes still work correctly // we can't use urldecode() here, as valid characters like "+" will be incorrectly replaced with spaces return trim( preg_replace( array( '/(.*)/is', '/<\/body>(.*)/is', ), '', str_replace(array('%5B', '%5D'), array('[', ']'), $this->getDocument()->saveHTML()) ) ); } /** * @param string $content * @return bool */ public function setContent($content) { // Ensure that \r (carriage return) characters don't get replaced with " " entity by DOMDocument // This behaviour is apparently XML spec, but we don't want this because it messes up the HTML $content = str_replace(chr(13), '', $content); $errorState = libxml_use_internal_errors(true); $result = $this->getDocument()->loadHTML( '' . "$content" ); libxml_clear_errors(); libxml_use_internal_errors($errorState); return $result; } /** * @return DOMDocument */ public function getDocument() { return $this->document; } /** * @param DOMDocument $document */ public function setDocument($document) { $this->document = $document; } /** * A simple convenience wrapper around DOMDocument::getElementsByTagName(). * * @param string $name * @return DOMNodeList */ public function getElementsByTagName($name) { return $this->getDocument()->getElementsByTagName($name); } /** * @see HTMLValue::getContent() */ public function forTemplate() { return $this->getContent(); } }