| @@ -1,8 +1,9 @@ | ||
| 1 | 1 | <?php |
| 2 | 2 | namespace Elementor; |
| 3 | 3 | |
| 4 | 4 | use Elementor\Core\Base\App; |
| 5 | +use Elementor\Core\Editor\Editor; | |
| 5 | 6 | use Elementor\Core\Settings\Manager as SettingsManager; |
| 6 | 7 | |
| 7 | 8 | if ( ! defined( 'ABSPATH' ) ) { |
| 8 | 9 | exit; // Exit if accessed directly. |
| @@ -92,8 +93,13 @@ | ||
| 92 | 93 | |
| 93 | 94 | $this->post_id = get_the_ID(); |
| 94 | 95 | $this->is_preview = true; |
| 95 | 96 | |
| 97 | + // Send Document-Isolation-Policy on the preview iframe so it shares | |
| 98 | + // an agent cluster with the editor parent and synchronous DOM access | |
| 99 | + // (e.g. iframe.contentWindow.elementorFrontend) keeps working. | |
| 100 | + Editor::send_document_isolation_policy_header(); | |
| 101 | + | |
| 96 | 102 | // Don't redirect to permalink. |
| 97 | 103 | remove_action( 'template_redirect', 'redirect_canonical' ); |
| 98 | 104 | |
| 99 | 105 | // Compatibility with Yoast SEO plugin when 'Removes unneeded query variables from the URL' enabled. |
| @@ -191,8 +197,20 @@ | ||
| 191 | 197 | return false; |
| 192 | 198 | } |
| 193 | 199 | |
| 194 | 200 | return true; |
| 201 | + } | |
| 202 | + | |
| 203 | + /** | |
| 204 | + * Whether WordPress post preview or Elementor preview iframe is active. | |
| 205 | + * | |
| 206 | + * @since 4.1.0 | |
| 207 | + * @access public | |
| 208 | + * | |
| 209 | + * @return bool | |
| 210 | + */ | |
| 211 | + public function is_editor_or_preview() { | |
| 212 | + return is_preview() || $this->is_preview_mode(); | |
| 195 | 213 | } |
| 196 | 214 | |
| 197 | 215 | /** |
| 198 | 216 | * Builder wrapper. |
