public function LayoutParagraphsBuilder::postRenderComponent in Layout Paragraphs 2.0.x

Filters problematic markup from rendered component.

Parameters

mixed $content: The rendered content.

array $element: The render element array.

Return value

mixed The filtered content.

File

src/Element/LayoutParagraphsBuilder.php, line 401

Class

LayoutParagraphsBuilder

Defines a render element for building the Layout Builder UI.

Namespace

Drupal\layout_paragraphs\Element

Code

public function postRenderComponent($content, array $element) {
  if (strpos($content, '<form') !== FALSE) {

    // Rendering forms within the paragraph preview will break the parent
    // form, so we need to strip form tags, "required" attributes,
    // "form_token", and "form_id" to prevent the previewed form from
    // being processed.
    $search = [
      '<form',
      '</form>',
      'required="required"',
      'name="form_token"',
      'name="form_id"',
    ];
    $replace = [
      '<div',
      '</div>',
      '',
      '',
      '',
    ];
    $content = str_replace($search, $replace, $content);
  }
  return $content;
}