/**
* @return array|bool|mixed
*/
public function getImageObject()
{
$key = 'cache_page_image_object_' . $this->id_page . '-' . $this->language;
$img = Yii::$app->cache->get($key);
if ($img === false) {
$doc = new DOMDocument();
$doc->loadHTML($this->content);
$tags = $doc->getElementsByTagName('img');
$img = [];
foreach ($tags as $i => $tag) {
$img['url'] = $tag->getAttribute('src');
$img['width'] = $tag->getAttribute('width');
$img['height'] = $tag->getAttribute('height');
break;
}
/* cache */
$sql = (new Query())->select('updated_at')->from(PageData::tableName())->where(['id_page' => $this->id_page, 'language' => $this->language])->createCommand()->rawSql;
$dependency = new DbDependency();
$dependency->sql = $sql;
Yii::$app->cache->set($key, $img, 0, $dependency);
}
return $img;
}
