/**
* Load HTML or XML.
*
* @param string $string HTML or XML string or file path
* @param bool $isFile Indicates that in first parameter was passed to the file path
* @param string $type Type of document
* @param int $options Additional parameters
*/
public function load($string, $isFile = false, $type = 'html', $options = 0)
{
if (!is_string($string)) {
throw new InvalidArgumentException(sprintf('%s expects parameter 1 to be string, %s given', __METHOD__, is_object($string) ? get_class($string) : gettype($string)));
}
if (!in_array(strtolower($type), ['xml', 'html'])) {
throw new InvalidArgumentException(sprintf('Document type must be "xml" or "html", %s given', __METHOD__, is_object($type) ? get_class($type) : gettype($type)));
}
if (!is_integer($options)) {
throw new InvalidArgumentException(sprintf('%s expects parameter 4 to be integer, %s given', __METHOD__, is_object($options) ? get_class($options) : gettype($options)));
}
$string = trim($string);
if ($isFile) {
$string = $this->loadFile($string);
}
if (substr($string, 0, 5) !== '<?xml') {
$prolog = sprintf('<?xml version="1.0" encoding="%s"?>', $this->document->encoding);
$string = $prolog . $string;
}
$this->type = strtolower($type);
Errors::disable();
$this->type === 'xml' ? $this->document->loadXml($string, $options) : $this->document->loadHtml($string, $options);
Errors::restore();
return $this;
}
/**
* Sets inner HTML.
*
* @param string $html
*
* @return Element
*/
public function setInnerHtml($html)
{
if (!is_string($html)) {
throw new InvalidArgumentException(sprintf('%s expects parameter 1 to be string, %s given', __METHOD__, is_object($html) ? get_class($html) : gettype($html)));
}
// remove all child nodes
foreach ($this->node->childNodes as $node) {
$this->node->removeChild($node);
}
if ($html !== '') {
Errors::disable();
$html = "<htmlfragment>{$html}</htmlfragment>";
$document = new Document($html);
$fragment = $document->first('htmlfragment')->getNode();
foreach ($fragment->childNodes as $node) {
$newNode = $this->node->ownerDocument->importNode($node, true);
$this->node->appendChild($newNode);
}
Errors::restore();
}
return $this;
}
