Gazelle/static/functions/news_ajax.js

function news_ajax(event, count, offset, privileged) {
  /*
   * event - The click event, passed to hide the element when necessary.
   * count - Number of news items to fetch.
   * offset - Database offset for fetching news.
   * privilege - Gotta check your privilege (used to show/hide [Edit] on news).
   */
  // Unbind onclick to avoid spamclicks.
  $(event.target).attr('onclick', 'return false;');
  // Fetch news data, check for errors etc.
  $.get("ajax.php", {
    action: "news_ajax",
    count: count,
    offset: offset
  })
  .done(function(data) {
    var response = $.parseJSON(data.response);
    if (typeof data == 'undefined' || data == null || data.status != "success" || typeof response == 'undefined' || response == null) {
      console.log("ERR ajax_news(" + (new Error).lineNumber + "): Unknown data or failure returned.");
      // Return to original paremeters, no news were added.
      $(event.target).attr('onclick', 'news_ajax(event, ' + count + ', ' + offset + ', ' + privileged + '); return false;');
    } else {
      if (response.length == 0) {
        $(event.target).parent().remove();
      } else {
        var targetClass = $('#more_news').prev().attr('class');
        $.each(response, function() {
          // Create a new element, insert the news.
          $('#more_news').before($('<div/>', {
            id: 'news' + this[0],
            Class: targetClass
          }));
          // I'm so happy with this condition statement.
          if (privileged) {
            $('#news' + this[0]).append('<div class="head"><strong>' + this[1] + '</strong> ' + this[2] + ' - <a href="tools.php?action=editnews&amp;id=' + this[0] + '" class="brackets">Edit</a><span style="float: right;"><a class="brackets" toggle-target="#newsbody' + this[0] + '" toggle-replace="Show">Hide</a></span></div>');
          } else {
            $('#news' + this[0]).append('<div class="head"><strong>' + this[1] + '</strong> ' + this[2] + '<span style="float: right;"><a class="brackets" toggle-target="#newsbody' + this[0] + '" toggle-replace="Show">Hide</a></span></div>');
          }
          $('#news' + this[0]).append('<div class="pad" id="newsbody'+this[0]+'">' + this[3] + '</div>');
        });
        // Update the onclick parameters to appropriate offset.
        $(event.target).attr('onclick', 'news_ajax(event, ' + count + ', ' + (count + offset) + ', ' + privileged + '); return false;');
      }
    }
  })
  .fail(function() {
    console.log("WARN ajax_news(" + (new Error).lineNumber + "): AJAX get failed.");
    // Return to original paremeters, no news were added.
    $(event.target).attr('onclick', 'news_ajax(event, ' + count + ', ' + offset + ', ' + privileged + '); return false;');
  });
}