diff core/lib/Drupal/Core/Ajax/SettingsCommand.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/lib/Drupal/Core/Ajax/SettingsCommand.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,64 @@
+<?php
+
+namespace Drupal\Core\Ajax;
+
+/**
+ * AJAX command for adjusting Drupal's JavaScript settings.
+ *
+ * The 'settings' command instructs the client either to use the given array as
+ * the settings for ajax-loaded content or to extend drupalSettings with the
+ * given array, depending on the value of the $merge parameter.
+ *
+ * This command is implemented by Drupal.AjaxCommands.prototype.settings()
+ * defined in misc/ajax.js.
+ *
+ * @ingroup ajax
+ */
+class SettingsCommand implements CommandInterface {
+
+  /**
+   * An array of key/value pairs of JavaScript settings.
+   *
+   * This will be used for all commands after this if they do not include their
+   * own settings array.
+   *
+   * @var array
+   */
+  protected $settings;
+
+  /**
+   * Whether the settings should be merged into the global drupalSettings.
+   *
+   * By default (FALSE), the settings that are passed to Drupal.attachBehaviors
+   * will not include the global drupalSettings.
+   *
+   * @var bool
+   */
+  protected $merge;
+
+  /**
+   * Constructs a SettingsCommand object.
+   *
+   * @param array $settings
+   *   An array of key/value pairs of JavaScript settings.
+   * @param bool $merge
+   *   Whether the settings should be merged into the global drupalSettings.
+   */
+  public function __construct(array $settings, $merge = FALSE) {
+    $this->settings = $settings;
+    $this->merge = $merge;
+  }
+
+  /**
+   * Implements Drupal\Core\Ajax\CommandInterface:render().
+   */
+  public function render() {
+
+    return [
+      'command' => 'settings',
+      'settings' => $this->settings,
+      'merge' => $this->merge,
+    ];
+  }
+
+}