Update Composer, update everything

web/core/modules/big_pipe/js/big_pipe.es6.js

@@ -0,0 +1,133 @@
+/**
+ * @file
+ * Renders BigPipe placeholders using Drupal's Ajax system.
+ */
+
+(function($, Drupal, drupalSettings) {
+  /**
+   * Maps textContent of <script type="application/vnd.drupal-ajax"> to an AJAX response.
+   *
+   * @param {string} content
+   *   The text content of a <script type="application/vnd.drupal-ajax"> DOM node.
+   * @return {Array|boolean}
+   *   The parsed Ajax response containing an array of Ajax commands, or false in
+   *   case the DOM node hasn't fully arrived yet.
+   */
+  function mapTextContentToAjaxResponse(content) {
+    if (content === '') {
+      return false;
+    }
+
+    try {
+      return JSON.parse(content);
+    } catch (e) {
+      return false;
+    }
+  }
+
+  /**
+   * Executes Ajax commands in <script type="application/vnd.drupal-ajax"> tag.
+   *
+   * These Ajax commands replace placeholders with HTML and load missing CSS/JS.
+   *
+   * @param {number} index
+   *   Current index.
+   * @param {HTMLScriptElement} placeholderReplacement
+   *   Script tag created by BigPipe.
+   */
+  function bigPipeProcessPlaceholderReplacement(index, placeholderReplacement) {
+    const placeholderId = placeholderReplacement.getAttribute(
+      'data-big-pipe-replacement-for-placeholder-with-id',
+    );
+    const content = this.textContent.trim();
+    // Ignore any placeholders that are not in the known placeholder list. Used
+    // to avoid someone trying to XSS the site via the placeholdering mechanism.
+    if (
+      typeof drupalSettings.bigPipePlaceholderIds[placeholderId] !== 'undefined'
+    ) {
+      const response = mapTextContentToAjaxResponse(content);
+      // If we try to parse the content too early (when the JSON containing Ajax
+      // commands is still arriving), textContent will be empty or incomplete.
+      if (response === false) {
+        /**
+         * Mark as unprocessed so this will be retried later.
+         * @see bigPipeProcessDocument()
+         */
+        $(this).removeOnce('big-pipe');
+      } else {
+        // Create a Drupal.Ajax object without associating an element, a
+        // progress indicator or a URL.
+        const ajaxObject = Drupal.ajax({
+          url: '',
+          base: false,
+          element: false,
+          progress: false,
+        });
+        // Then, simulate an AJAX response having arrived, and let the Ajax
+        // system handle it.
+        ajaxObject.success(response, 'success');
+      }
+    }
+  }
+
+  // The frequency with which to check for newly arrived BigPipe placeholders.
+  // Hence 50 ms means we check 20 times per second. Setting this to 100 ms or
+  // more would cause the user to see content appear noticeably slower.
+  const interval = drupalSettings.bigPipeInterval || 50;
+
+  // The internal ID to contain the watcher service.
+  let timeoutID;
+
+  /**
+   * Processes a streamed HTML document receiving placeholder replacements.
+   *
+   * @param {HTMLDocument} context
+   *   The HTML document containing <script type="application/vnd.drupal-ajax">
+   *   tags generated by BigPipe.
+   *
+   * @return {bool}
+   *   Returns true when processing has been finished and a stop signal has been
+   *   found.
+   */
+  function bigPipeProcessDocument(context) {
+    // Make sure we have BigPipe-related scripts before processing further.
+    if (!context.querySelector('script[data-big-pipe-event="start"]')) {
+      return false;
+    }
+
+    $(context)
+      .find('script[data-big-pipe-replacement-for-placeholder-with-id]')
+      .once('big-pipe')
+      .each(bigPipeProcessPlaceholderReplacement);
+
+    // If we see the stop signal, clear the timeout: all placeholder
+    // replacements are guaranteed to be received and processed.
+    if (context.querySelector('script[data-big-pipe-event="stop"]')) {
+      if (timeoutID) {
+        clearTimeout(timeoutID);
+      }
+      return true;
+    }
+
+    return false;
+  }
+
+  function bigPipeProcess() {
+    timeoutID = setTimeout(() => {
+      if (!bigPipeProcessDocument(document)) {
+        bigPipeProcess();
+      }
+    }, interval);
+  }
+
+  bigPipeProcess();
+
+  // If something goes wrong, make sure everything is cleaned up and has had a
+  // chance to be processed with everything loaded.
+  $(window).on('load', () => {
+    if (timeoutID) {
+      clearTimeout(timeoutID);
+    }
+    bigPipeProcessDocument(document);
+  });
+})(jQuery, Drupal, drupalSettings);

web/core/modules/big_pipe/js/big_pipe.js

@@ -1,76 +1,56 @@
 /**
- * @file
- * Renders BigPipe placeholders using Drupal's Ajax system.
- */
+* DO NOT EDIT THIS FILE.
+* See the following change record for more information,
+* https://www.drupal.org/node/2815083
+* @preserve
+**/
 
 (function ($, Drupal, drupalSettings) {
+  function mapTextContentToAjaxResponse(content) {
+    if (content === '') {
+      return false;
+    }
 
-  'use strict';
+    try {
+      return JSON.parse(content);
+    } catch (e) {
+      return false;
+    }
+  }
 
-  /**
-   * Executes Ajax commands in <script type="application/vnd.drupal-ajax"> tag.
-   *
-   * These Ajax commands replace placeholders with HTML and load missing CSS/JS.
-   *
-   * @param {number} index
-   *   Current index.
-   * @param {HTMLScriptElement} placeholderReplacement
-   *   Script tag created by BigPipe.
-   */
   function bigPipeProcessPlaceholderReplacement(index, placeholderReplacement) {
     var placeholderId = placeholderReplacement.getAttribute('data-big-pipe-replacement-for-placeholder-with-id');
     var content = this.textContent.trim();
-    // Ignore any placeholders that are not in the known placeholder list. Used
-    // to avoid someone trying to XSS the site via the placeholdering mechanism.
+
     if (typeof drupalSettings.bigPipePlaceholderIds[placeholderId] !== 'undefined') {
-      // If we try to parse the content too early (when the JSON containing Ajax
-      // commands is still arriving), textContent will be empty which will cause
-      // JSON.parse() to fail. Remove once so that it can be processed again
-      // later.
-      // @see bigPipeProcessDocument()
-      if (content === '') {
+      var response = mapTextContentToAjaxResponse(content);
+
+      if (response === false) {
         $(this).removeOnce('big-pipe');
-      }
-      else {
-        var response = JSON.parse(content);
-        // Create a Drupal.Ajax object without associating an element, a
-        // progress indicator or a URL.
+      } else {
         var ajaxObject = Drupal.ajax({
           url: '',
           base: false,
           element: false,
           progress: false
         });
-        // Then, simulate an AJAX response having arrived, and let the Ajax
-        // system handle it.
+
         ajaxObject.success(response, 'success');
       }
     }
   }
 
-  /**
-   * Processes a streamed HTML document receiving placeholder replacements.
-   *
-   * @param {HTMLDocument} context
-   *   The HTML document containing <script type="application/vnd.drupal-ajax">
-   *   tags generated by BigPipe.
-   *
-   * @return {bool}
-   *   Returns true when processing has been finished and a stop signal has been
-   *   found.
-   */
+  var interval = drupalSettings.bigPipeInterval || 50;
+
+  var timeoutID = void 0;
+
   function bigPipeProcessDocument(context) {
-    // Make sure we have BigPipe-related scripts before processing further.
     if (!context.querySelector('script[data-big-pipe-event="start"]')) {
       return false;
     }
 
-    $(context).find('script[data-big-pipe-replacement-for-placeholder-with-id]')
-      .once('big-pipe')
-      .each(bigPipeProcessPlaceholderReplacement);
+    $(context).find('script[data-big-pipe-replacement-for-placeholder-with-id]').once('big-pipe').each(bigPipeProcessPlaceholderReplacement);
 
-    // If we see the stop signal, clear the timeout: all placeholder
-    // replacements are guaranteed to be received and processed.
     if (context.querySelector('script[data-big-pipe-event="stop"]')) {
       if (timeoutID) {
         clearTimeout(timeoutID);
@@ -89,22 +69,12 @@
     }, interval);
   }
 
-  // The frequency with which to check for newly arrived BigPipe placeholders.
-  // Hence 50 ms means we check 20 times per second. Setting this to 100 ms or
-  // more would cause the user to see content appear noticeably slower.
-  var interval = drupalSettings.bigPipeInterval || 50;
-  // The internal ID to contain the watcher service.
-  var timeoutID;
-
   bigPipeProcess();
 
-  // If something goes wrong, make sure everything is cleaned up and has had a
-  // chance to be processed with everything loaded.
   $(window).on('load', function () {
     if (timeoutID) {
       clearTimeout(timeoutID);
     }
     bigPipeProcessDocument(document);
   });
-
-})(jQuery, Drupal, drupalSettings);
+})(jQuery, Drupal, drupalSettings);