system_js_settings_build(&$settings, AttachedAssetsInterface $assets)
Implements hook_js_settings_build().
Sets values for the core/drupal.ajax library, which just depends on the active theme but no other request-dependent values.
File
- core/modules/system/system.module, line 641
- Configuration system that lets administrators modify the workings of the site.
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 | function system_js_settings_build(&$settings, AttachedAssetsInterface $assets) { // Generate the values for the core/drupal.ajax library. // We need to send ajaxPageState settings for core/drupal.ajax if: // - ajaxPageState is being loaded in this Response, in which case it will // already exist at $settings['ajaxPageState'] (because the core/drupal.ajax // library definition specifies a placeholder 'ajaxPageState' setting). // - core/drupal.ajax already has been loaded and hence this is an AJAX // Response in which we must send the list of extra asset libraries that are // being added in this AJAX Response. /** @var \Drupal\Core\Asset\LibraryDependencyResolver $library_dependency_resolver */ $library_dependency_resolver = \Drupal::service('library.dependency_resolver'); if (isset($settings['ajaxPageState']) || in_array('core/drupal.ajax', $library_dependency_resolver->getLibrariesWithDependencies($assets->getAlreadyLoadedLibraries()))) { // Provide the page with information about the theme that's used, so that // a later AJAX request can be rendered using the same theme. // @see \Drupal\Core\Theme\AjaxBasePageNegotiator $theme_key = \Drupal::theme()->getActiveTheme()->getName(); $settings['ajaxPageState']['theme'] = $theme_key; }} |
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