https://ningaloo-atlas.org.au/sites/all/modules/views/js/ajax_view.js?d

1// $Id: ajax_view.js,v 1.19.2.5 2010/03/25 18:25:28 merlinofchaos Exp $
2
3/**
4 * @file ajaxView.js
5 *
6 * Handles AJAX fetching of views, including filter submission and response.
7 */
8
9Drupal.Views.Ajax = Drupal.Views.Ajax || {};
10
11/**
12 * An ajax responder that accepts a packet of JSON data and acts appropriately.
13 *
14 * The following fields control behavior.
15 * - 'display': Display the associated data in the view area.
16 */
17Drupal.Views.Ajax.ajaxViewResponse = function(target, response) {
18
19  if (response.debug) {
20    alert(response.debug);
21  }
22
23  var $view = $(target);
24
25  // Check the 'display' for data.
26  if (response.status && response.display) {
27    var $newView = $(response.display);
28    $view.replaceWith($newView);
29    $view = $newView;
30    Drupal.attachBehaviors($view.parent());
31  }
32
33  if (response.messages) {
34    // Show any messages (but first remove old ones, if there are any).
35    $view.find('.views-messages').remove().end().prepend(response.messages);
36  }
37};
38
39/**
40 * Ajax behavior for views.
41 */
42Drupal.behaviors.ViewsAjaxView = function() {
43  if (Drupal.settings && Drupal.settings.views && Drupal.settings.views.ajaxViews) {
44    var ajax_path = Drupal.settings.views.ajax_path;
45    // If there are multiple views this might've ended up showing up multiple times.
46    if (ajax_path.constructor.toString().indexOf("Array") != -1) {
47      ajax_path = ajax_path[0];
48    }
49    $.each(Drupal.settings.views.ajaxViews, function(i, settings) {
50      var view = '.view-dom-id-' + settings.view_dom_id;
51      if (!$(view).size()) {
52        // Backward compatibility: if 'views-view.tpl.php' is old and doesn't
53        // contain the 'view-dom-id-#' class, we fall back to the old way of
54        // locating the view:
55        view = '.view-id-' + settings.view_name + '.view-display-id-' + settings.view_display_id;
56      }
57
58
59      // Process exposed filter forms.
60      $('form#views-exposed-form-' + settings.view_name.replace(/_/g, '-') + '-' + settings.view_display_id.replace(/_/g, '-'))
61      .filter(':not(.views-processed)')
62      .each(function () {
63        // remove 'q' from the form; it's there for clean URLs
64        // so that it submits to the right place with regular submit
65        // but this method is submitting elsewhere.
66        $('input[name=q]', this).remove();
67        var form = this;
68        // ajaxSubmit doesn't accept a data argument, so we have to
69        // pass additional fields this way.
70        $.each(settings, function(key, setting) {
71          $(form).append('<input type="hidden" name="'+ key + '" value="'+ setting +'"/>');
72        });
73      })
74      .addClass('views-processed')
75      .submit(function () {
76        $('input[type=submit], button', this).after('<span class="views-throbbing">&nbsp</span>');
77        var object = this;
78        $(this).ajaxSubmit({
79          url: ajax_path,
80          type: 'GET',
81          success: function(response) {
82            // Call all callbacks.
83            if (response.__callbacks) {
84              $.each(response.__callbacks, function(i, callback) {
85                eval(callback)(view, response);
86              });
87              $('.views-throbbing', object).remove();
88            }
89          },
90          error: function(xhr) { Drupal.Views.Ajax.handleErrors(xhr, ajax_path); $('.views-throbbing', object).remove(); },
91          dataType: 'json'
92        });
93
94        return false;
95      });
96
97      $(view).filter(':not(.views-processed)')
98        // Don't attach to nested views. Doing so would attach multiple behaviors
99        // to a given element.
100        .filter(function() {
101          // If there is at least one parent with a view class, this view
102          // is nested (e.g., an attachment). Bail.
103          return !$(this).parents('.view').size();
104        })
105        .each(function() {
106          // Set a reference that will work in subsequent calls.
107          var target = this;
108          $(this)
109            .addClass('views-processed')
110            // Process pager, tablesort, and attachment summary links.
111            .find('ul.pager > li > a, th.views-field a, .attachment .views-summary a')
112            .each(function () {
113              var viewData = { 'js': 1 };
114              // Construct an object using the settings defaults and then overriding
115              // with data specific to the link.
116              $.extend(
117                viewData,
118                Drupal.Views.parseQueryString($(this).attr('href')),
119                // Extract argument data from the URL.
120                Drupal.Views.parseViewArgs($(this).attr('href'), settings.view_base_path),
121                // Settings must be used last to avoid sending url aliases to the server.
122                settings
123              );
124              $(this).click(function () {
125                $.extend(viewData, Drupal.Views.parseViewArgs($(this).attr('href'), settings.view_base_path));
126                $(this).addClass('views-throbbing');
127                $.ajax({
128                  url: ajax_path,
129                  type: 'GET',
130                  data: viewData,
131                  success: function(response) {
132                    $(this).removeClass('views-throbbing');
133                    // Scroll to the top of the view. This will allow users
134                    // to browse newly loaded content after e.g. clicking a pager
135                    // link.
136                    var offset = $(target).offset();
137                    // We can't guarantee that the scrollable object should be
138                    // the body, as the view could be embedded in something
139                    // more complex such as a modal popup. Recurse up the DOM
140                    // and scroll the first element that has a non-zero top.
141                    var scrollTarget = target;
142                    while ($(scrollTarget).scrollTop() == 0 && $(scrollTarget).parent()) {
143                      scrollTarget = $(scrollTarget).parent()
144                    }
145                    // Only scroll upward
146                    if (offset.top - 10 < $(scrollTarget).scrollTop()) {
147                      $(scrollTarget).animate({scrollTop: (offset.top - 10)}, 500);
148                    }
149                    // Call all callbacks.
150                    if (response.__callbacks) {
151                      $.each(response.__callbacks, function(i, callback) {
152                        eval(callback)(target, response);
153                      });
154                    }
155                  },
156                  error: function(xhr) { $(this).removeClass('views-throbbing'); Drupal.Views.Ajax.handleErrors(xhr, ajax_path); },
157                  dataType: 'json'
158                });
159
160                return false;

161              });
162            }); // .each function () {
163      }); // $view.filter().each
164    }); // .each Drupal.settings.views.ajaxViews
165  } // if
166};