1 files changed, 147 insertions, 0 deletions
diff --git a/sites/all/modules/views/js/ajax_view.js b/sites/all/modules/views/js/ajax_view.js
new file mode 100644
index 000000000..ce6cc52d9
--- /dev/null
+++ b/sites/all/modules/views/js/ajax_view.js
@@ -0,0 +1,147 @@
+/**
+ * @file
+ * Handles AJAX fetching of views, including filter submission and response.
+ */
+(function ($) {
+
+/**
+ * Attaches the AJAX behavior to Views exposed filter forms and key View links.
+ */
+Drupal.behaviors.ViewsAjaxView = {};
+Drupal.behaviors.ViewsAjaxView.attach = function() {
+  if (Drupal.settings && Drupal.settings.views && Drupal.settings.views.ajaxViews) {
+    $.each(Drupal.settings.views.ajaxViews, function(i, settings) {
+      Drupal.views.instances[i] = new Drupal.views.ajaxView(settings);
+    });
+  }
+};
+
+Drupal.views = {};
+Drupal.views.instances = {};
+
+/**
+ * Javascript object for a certain view.
+ */
+Drupal.views.ajaxView = function(settings) {
+  var selector = '.view-dom-id-' + settings.view_dom_id;
+  this.$view = $(selector);
+
+  // Retrieve the path to use for views' ajax.
+  var ajax_path = Drupal.settings.views.ajax_path;
+
+  // If there are multiple views this might've ended up showing up multiple times.
+  if (ajax_path.constructor.toString().indexOf("Array") != -1) {
+    ajax_path = ajax_path[0];
+  }
+
+  // Check if there are any GET parameters to send to views.
+  var queryString = window.location.search || '';
+  if (queryString !== '') {
+    // Remove the question mark and Drupal path component if any.
+    var queryString = queryString.slice(1).replace(/q=[^&]+&?|&?render=[^&]+/, '');
+    if (queryString !== '') {
+      // If there is a '?' in ajax_path, clean url are on and & should be used to add parameters.
+      queryString = ((/\?/.test(ajax_path)) ? '&' : '?') + queryString;
+    }
+  }
+
+  this.element_settings = {
+    url: ajax_path + queryString,
+    submit: settings,
+    setClick: true,
+    event: 'click',
+    selector: selector,
+    progress: { type: 'throbber' }
+  };
+
+  this.settings = settings;
+
+  // Add the ajax to exposed forms.
+  this.$exposed_form = $('#views-exposed-form-'+ settings.view_name.replace(/_/g, '-') + '-' + settings.view_display_id.replace(/_/g, '-'));
+  this.$exposed_form.once(jQuery.proxy(this.attachExposedFormAjax, this));
+
+  // Add the ajax to pagers.
+  this.$view
+    // Don't attach to nested views. Doing so would attach multiple behaviors
+    // to a given element.
+    .filter(jQuery.proxy(this.filterNestedViews, this))
+    .once(jQuery.proxy(this.attachPagerAjax, this));
+
+  // Add a trigger to update this view specifically. In order to trigger a
+  // refresh use the following code.
+  //
+  // @code
+  // jQuery('.view-name').trigger('RefreshView');
+  // @endcode
+  // Add a trigger to update this view specifically.
+  var self_settings = this.element_settings;
+  self_settings.event = 'RefreshView';
+  this.refreshViewAjax = new Drupal.ajax(this.selector, this.$view, self_settings);
+};
+
+Drupal.views.ajaxView.prototype.attachExposedFormAjax = function() {
+  var button = $('input[type=submit], button[type=submit], input[type=image]', this.$exposed_form);
+  button = button[0];
+
+  this.exposedFormAjax = new Drupal.ajax($(button).attr('id'), button, this.element_settings);
+};
+
+Drupal.views.ajaxView.prototype.filterNestedViews= function() {
+  // If there is at least one parent with a view class, this view
+  // is nested (e.g., an attachment). Bail.
+  return !this.$view.parents('.view').size();
+};
+
+/**
+ * Attach the ajax behavior to each link.
+ */
+Drupal.views.ajaxView.prototype.attachPagerAjax = function() {
+  this.$view.find('ul.pager > li > a, th.views-field a, .attachment .views-summary a')
+  .each(jQuery.proxy(this.attachPagerLinkAjax, this));
+};
+
+/**
+ * Attach the ajax behavior to a singe link.
+ */
+Drupal.views.ajaxView.prototype.attachPagerLinkAjax = function(id, link) {
+  var $link = $(link);
+  var viewData = {};
+  var href = $link.attr('href');
+  // Construct an object using the settings defaults and then overriding
+  // with data specific to the link.
+  $.extend(
+    viewData,
+    this.settings,
+    Drupal.Views.parseQueryString(href),
+    // Extract argument data from the URL.
+    Drupal.Views.parseViewArgs(href, this.settings.view_base_path)
+  );
+
+  // For anchor tags, these will go to the target of the anchor rather
+  // than the usual location.
+  $.extend(viewData, Drupal.Views.parseViewArgs(href, this.settings.view_base_path));
+
+  this.element_settings.submit = viewData;
+  this.pagerAjax = new Drupal.ajax(false, $link, this.element_settings);
+};
+
+Drupal.ajax.prototype.commands.viewsScrollTop = function (ajax, response, status) {
+  // Scroll to the top of the view. This will allow users
+  // to browse newly loaded content after e.g. clicking a pager
+  // link.
+  var offset = $(response.selector).offset();
+  // We can't guarantee that the scrollable object should be
+  // the body, as the view could be embedded in something
+  // more complex such as a modal popup. Recurse up the DOM
+  // and scroll the first element that has a non-zero top.
+  var scrollTarget = response.selector;
+  while ($(scrollTarget).scrollTop() == 0 && $(scrollTarget).parent()) {
+    scrollTarget = $(scrollTarget).parent();
+  }
+  // Only scroll upward
+  if (offset.top - 10 < $(scrollTarget).scrollTop()) {
+    $(scrollTarget).animate({scrollTop: (offset.top - 10)}, 500);
+  }
+};
+
+})(jQuery);