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Fixed problem with error message Crawler::rewind() #291

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Fixed problem with error message Crawler::rewind() #291

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68cbad6
Fixed problem with error message Crawler::rewind()
RastislavBr Jul 16, 2019
a91a65c
Update DynamicFormWidget.php
RastislavBr Jul 16, 2019
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22 changes: 16 additions & 6 deletions src/DynamicFormWidget.php
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
* @link https://github.com/wbraganca/yii2-dynamicform
* @copyright Copyright (c) 2014 Wanderson Bragança
* @license https://github.com/wbraganca/yii2-dynamicform/blob/master/LICENSE
* @
*/

namespace wbraganca\dynamicform;
Expand Down Expand Up @@ -257,14 +258,23 @@ public function run()
*/
private function removeItems($content)
{
$document = new \DOMDocument('1.0', \Yii::$app->charset);
$crawler = new Crawler();
$crawler->addHTMLContent($content, \Yii::$app->charset);
$crawler->filter($this->widgetItem)->each(function ($nodes) {
foreach ($nodes as $node) {
$node->parentNode->removeChild($node);
}
});
$root = $document->appendChild($document->createElement('_root'));
$crawler->getIterator()->rewind();
$root->appendChild($document->importNode($crawler->getIterator()->current(), true));
$domxpath = new \DOMXPath($document);
$css_selector = new CssSelectorConverter();
$crawlerInverse = $domxpath->query($css_selector->toXPath($this->widgetItem));

foreach ($crawlerInverse as $elementToRemove) {
$parent = $elementToRemove->parentNode;
$parent->removeChild($elementToRemove);
}

return $crawler->html();
$crawler->clear();
$crawler->add($document);
return $crawler->filter('body')->eq(0)->html();
}
}