1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 |
- <?php
- /**
- * @file
- * Provides hook implementations for Layout Discovery.
- */
- use Drupal\Core\Render\Element;
- use Drupal\Core\Template\Attribute;
- /**
- * Implements hook_help().
- */
- function layout_discovery_help($route_name) {
- switch ($route_name) {
- case 'help.page.layout_discovery':
- $output = '<h3>' . t('About') . '</h3>';
- $output .= '<p>' . t('Layout Discovery allows modules or themes to register layouts, and for other modules to list the available layouts and render them.') . '</p>';
- $output .= '<p>' . t('For more information, see the <a href=":layout-discovery-documentation">online documentation for the Layout Discovery module</a>.', [':layout-discovery-documentation' => 'https://www.drupal.org/docs/8/api/layout-api']) . '</p>';
- return $output;
- }
- }
- /**
- * Implements hook_theme().
- */
- function layout_discovery_theme() {
- return \Drupal::service('plugin.manager.core.layout')->getThemeImplementations();
- }
- /**
- * Prepares variables for layout templates.
- *
- * @param array &$variables
- * An associative array containing:
- * - content: An associative array containing the properties of the element.
- * Properties used: #settings, #layout.
- */
- function template_preprocess_layout(&$variables) {
- $variables['settings'] = isset($variables['content']['#settings']) ? $variables['content']['#settings'] : [];
- $variables['layout'] = isset($variables['content']['#layout']) ? $variables['content']['#layout'] : [];
- // Create an attributes variable for each region.
- foreach (Element::children($variables['content']) as $name) {
- if (!isset($variables['content'][$name]['#attributes'])) {
- $variables['content'][$name]['#attributes'] = [];
- }
- $variables['region_attributes'][$name] = new Attribute($variables['content'][$name]['#attributes']);
- }
- }
|