aleph1.co.uk Git - yaffs-website/blob - web/core/modules/comment/js/node-new-comments-link.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 ($, Drupal, drupalSettings) {
   9   function hide($placeholder) {
  10     return $placeholder.closest('.comment-new-comments').prev().addClass('last').end().hide();
  11   }
  12
  13   function remove($placeholder) {
  14     hide($placeholder).remove();
  15   }
  16
  17   function show($placeholder) {
  18     return $placeholder.closest('.comment-new-comments').prev().removeClass('last').end().show();
  19   }
  20
  21   function processNodeNewCommentLinks($placeholders) {
  22     var $placeholdersToUpdate = {};
  23     var fieldName = 'comment';
  24     var $placeholder = void 0;
  25     $placeholders.each(function (index, placeholder) {
  26       $placeholder = $(placeholder);
  27       var timestamp = parseInt($placeholder.attr('data-history-node-last-comment-timestamp'), 10);
  28       fieldName = $placeholder.attr('data-history-node-field-name');
  29       var nodeID = $placeholder.closest('[data-history-node-id]').attr('data-history-node-id');
  30       var lastViewTimestamp = Drupal.history.getLastRead(nodeID);
  31
  32       if (timestamp > lastViewTimestamp) {
  33         $placeholdersToUpdate[nodeID] = $placeholder;
  34       } else {
  35           remove($placeholder);
  36         }
  37     });
  38
  39     var nodeIDs = Object.keys($placeholdersToUpdate);
  40     if (nodeIDs.length === 0) {
  41       return;
  42     }
  43
  44     function render(results) {
  45       Object.keys(results || {}).forEach(function (nodeID) {
  46         if ($placeholdersToUpdate.hasOwnProperty(nodeID)) {
  47           $placeholdersToUpdate[nodeID].attr('href', results[nodeID].first_new_comment_link).text(Drupal.formatPlural(results[nodeID].new_comment_count, '1 new comment', '@count new comments')).removeClass('hidden');
  48           show($placeholdersToUpdate[nodeID]);
  49         }
  50       });
  51     }
  52
  53     if (drupalSettings.comment && drupalSettings.comment.newCommentsLinks) {
  54       render(drupalSettings.comment.newCommentsLinks.node[fieldName]);
  55     } else {
  56       $.ajax({
  57         url: Drupal.url('comments/render_new_comments_node_links'),
  58         type: 'POST',
  59         data: { 'node_ids[]': nodeIDs, field_name: fieldName },
  60         dataType: 'json',
  61         success: render
  62       });
  63     }
  64   }
  65
  66   Drupal.behaviors.nodeNewCommentsLink = {
  67     attach: function attach(context) {
  68       var nodeIDs = [];
  69       var $placeholders = $(context).find('[data-history-node-last-comment-timestamp]').once('history').filter(function () {
  70         var $placeholder = $(this);
  71         var lastCommentTimestamp = parseInt($placeholder.attr('data-history-node-last-comment-timestamp'), 10);
  72         var nodeID = $placeholder.closest('[data-history-node-id]').attr('data-history-node-id');
  73         if (Drupal.history.needsServerCheck(nodeID, lastCommentTimestamp)) {
  74           nodeIDs.push(nodeID);
  75
  76           hide($placeholder);
  77           return true;
  78         }
  79
  80         remove($placeholder);
  81         return false;
  82       });
  83
  84       if ($placeholders.length === 0) {
  85         return;
  86       }
  87
  88       Drupal.history.fetchTimestamps(nodeIDs, function () {
  89         processNodeNewCommentLinks($placeholders);
  90       });
  91     }
  92   };
  93 })(jQuery, Drupal, drupalSettings);