www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/comment/js/comment-new-indicator.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.commentNewIndicator = {
  10     attach: function attach(context) {
  11       var nodeIDs = [];
  12       var $placeholders = $(context).find('[data-comment-timestamp]').once('history').filter(function () {
  13         var $placeholder = $(this);
  14         var commentTimestamp = parseInt($placeholder.attr('data-comment-timestamp'), 10);
  15         var nodeID = $placeholder.closest('[data-history-node-id]').attr('data-history-node-id');
  16         if (Drupal.history.needsServerCheck(nodeID, commentTimestamp)) {
  17           nodeIDs.push(nodeID);
  18           return true;
  19         }
  20
  21         return false;
  22       });
  23
  24       if ($placeholders.length === 0) {
  25         return;
  26       }
  27
  28       Drupal.history.fetchTimestamps(nodeIDs, function () {
  29         processCommentNewIndicators($placeholders);
  30       });
  31     }
  32   };
  33
  34   function processCommentNewIndicators($placeholders) {
  35     var isFirstNewComment = true;
  36     var newCommentString = Drupal.t('new');
  37     var $placeholder = void 0;
  38
  39     $placeholders.each(function (index, placeholder) {
  40       $placeholder = $(placeholder);
  41       var timestamp = parseInt($placeholder.attr('data-comment-timestamp'), 10);
  42       var $node = $placeholder.closest('[data-history-node-id]');
  43       var nodeID = $node.attr('data-history-node-id');
  44       var lastViewTimestamp = Drupal.history.getLastRead(nodeID);
  45
  46       if (timestamp > lastViewTimestamp) {
  47         var $comment = $(placeholder).removeClass('hidden').text(newCommentString).closest('.js-comment').addClass('new');
  48
  49         if (isFirstNewComment) {
  50           isFirstNewComment = false;
  51           $comment.prev().before('<a id="new" />');
  52
  53           if (window.location.hash === '#new') {
  54             window.scrollTo(0, $comment.offset().top - Drupal.displace.offsets.top);
  55           }
  56         }
  57       }
  58     });
  59   }
  60 })(jQuery, Drupal, window);