private function DeleteImageFile() { // List all image file $dataset = parent::ListAllImageOfPostProcess(array('post_id' => $this->id)); // Delete file foreach ($dataset as $k => $var) { unlink($var['image_thumbnail']); unlink($var['image_square']); unlink($var['image_mini']); unlink($var['image_normal']); unlink($var['image_large']); // Delete image in db parent::DeleteImageOfPostByAdminProcess(array('image_id' => $var['image_id'])); } }