private function getOptionsFromElement(Element $element)
{
if (!$element->hasChildren()) {
return true;
}
$result = [];
foreach ($element as $child) {
if ($child instanceof Text) {
return $child->getText();
}
if ($child instanceof Element) {
$result[$child->getName()] = $this->getOptionsFromElement($child);
}
}
return $result;
}
public static function fromFile($path, $encoding = null, $html = false)
{
if ($html) {
return HtmlElement::fromFile($path, $encoding);
}
return Element::fromFile($path, $encoding);
}
/**
* @param resource $parser
* @param string $text
*/
protected function handleText($parser, $text)
{
$text = trim($text);
if (empty($text)) {
return;
}
if (!$this->currentElement) {
$this->throwException("Unexpected text, expected element");
}
$textClass = static::$textClassName;
$this->currentElement->appendChild(new $textClass($text));
}
public function matches(Element $element)
{
if ($this->name && $this->name !== '*' && $element->getName() !== $this->name) {
return false;
}
if ($this->id && (!$element->hasId() || $element->getId() !== $this->id)) {
return false;
}
if (!empty($this->classes)) {
foreach ($this->classes as $class) {
if (!$element->hasClass($class)) {
return false;
}
}
}
if (!empty($attributes)) {
foreach ($attributes as $name => $value) {
if (!$element->hasAttribute($name)) {
return false;
}
if ($value !== null && $element->getAttribute($name) !== $value) {
return false;
}
}
}
if (!empty($this->pseudos)) {
foreach ($this->pseudos as $name => $value) {
if (!array_key_exists($name, self::$registeredPseudos)) {
throw new Exception("Failed to resolve selector: Pseudo {$name} doesnt exist");
}
$idx = $element->getIndex();
if (!call_user_func(self::$registeredPseudos[$name], $value, $element, $idx)) {
return false;
}
}
}
return true;
}
public function format(DomFormatter $formatter = null, $level = null)
{
$formatter = $formatter ? $formatter : new Formatter();
return parent::format($formatter, $level);
}