www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/tracker/js/tracker-history.js

   1 /**
   2 * DO NOT EDIT THIS FILE.
   3 * See the following change record for more information,
   4 * https://www.drupal.org/node/2815083
   5 * @preserve
   6 **/
   7
   8 (function ($, Drupal, window) {
   9   Drupal.behaviors.trackerHistory = {
  10     attach: function attach(context) {
  11       var nodeIDs = [];
  12       var $nodeNewPlaceholders = $(context).find('[data-history-node-timestamp]').once('history').filter(function () {
  13         var nodeTimestamp = parseInt(this.getAttribute('data-history-node-timestamp'), 10);
  14         var nodeID = this.getAttribute('data-history-node-id');
  15         if (Drupal.history.needsServerCheck(nodeID, nodeTimestamp)) {
  16           nodeIDs.push(nodeID);
  17           return true;
  18         }
  19
  20         return false;
  21       });
  22
  23       var $newRepliesPlaceholders = $(context).find('[data-history-node-last-comment-timestamp]').once('history').filter(function () {
  24         var lastCommentTimestamp = parseInt(this.getAttribute('data-history-node-last-comment-timestamp'), 10);
  25         var nodeTimestamp = parseInt(this.previousSibling.previousSibling.getAttribute('data-history-node-timestamp'), 10);
  26
  27         if (lastCommentTimestamp === nodeTimestamp) {
  28           return false;
  29         }
  30         var nodeID = this.previousSibling.previousSibling.getAttribute('data-history-node-id');
  31         if (Drupal.history.needsServerCheck(nodeID, lastCommentTimestamp)) {
  32           if (nodeIDs.indexOf(nodeID) === -1) {
  33             nodeIDs.push(nodeID);
  34           }
  35           return true;
  36         }
  37
  38         return false;
  39       });
  40
  41       if ($nodeNewPlaceholders.length === 0 && $newRepliesPlaceholders.length === 0) {
  42         return;
  43       }
  44
  45       Drupal.history.fetchTimestamps(nodeIDs, function () {
  46         processNodeNewIndicators($nodeNewPlaceholders);
  47         processNewRepliesIndicators($newRepliesPlaceholders);
  48       });
  49     }
  50   };
  51
  52   function processNodeNewIndicators($placeholders) {
  53     var newNodeString = Drupal.t('new');
  54     var updatedNodeString = Drupal.t('updated');
  55
  56     $placeholders.each(function (index, placeholder) {
  57       var timestamp = parseInt(placeholder.getAttribute('data-history-node-timestamp'), 10);
  58       var nodeID = placeholder.getAttribute('data-history-node-id');
  59       var lastViewTimestamp = Drupal.history.getLastRead(nodeID);
  60
  61       if (timestamp > lastViewTimestamp) {
  62         var message = lastViewTimestamp === 0 ? newNodeString : updatedNodeString;
  63         $(placeholder).append('<span class="marker">' + message + '</span>');
  64       }
  65     });
  66   }
  67
  68   function processNewRepliesIndicators($placeholders) {
  69     var placeholdersToUpdate = {};
  70     $placeholders.each(function (index, placeholder) {
  71       var timestamp = parseInt(placeholder.getAttribute('data-history-node-last-comment-timestamp'), 10);
  72       var nodeID = placeholder.previousSibling.previousSibling.getAttribute('data-history-node-id');
  73       var lastViewTimestamp = Drupal.history.getLastRead(nodeID);
  74
  75       if (timestamp > lastViewTimestamp) {
  76         placeholdersToUpdate[nodeID] = placeholder;
  77       }
  78     });
  79
  80     var nodeIDs = Object.keys(placeholdersToUpdate);
  81     if (nodeIDs.length === 0) {
  82       return;
  83     }
  84     $.ajax({
  85       url: Drupal.url('comments/render_new_comments_node_links'),
  86       type: 'POST',
  87       data: { 'node_ids[]': nodeIDs },
  88       dataType: 'json',
  89       success: function success(results) {
  90         Object.keys(results || {}).forEach(function (nodeID) {
  91           if (placeholdersToUpdate.hasOwnProperty(nodeID)) {
  92             var url = results[nodeID].first_new_comment_link;
  93             var text = Drupal.formatPlural(results[nodeID].new_comment_count, '1 new', '@count new');
  94             $(placeholdersToUpdate[nodeID]).append('<br /><a href="' + url + '">' + text + '</a>');
  95           }
  96         });
  97       }
  98     });
  99   }
 100 })(jQuery, Drupal, window);