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Drupal example source code file (ajax_view.js)

This example Drupal source code file (ajax_view.js) is included in the DevDaily.com "Drupal Source Code Warehouse" project. The intent of this project is to help you "Learn Drupal by Example".

PHP - Drupal tags/keywords

ajax_path, array, button, each, element_settings, extend, function, if, new, php, this, var, viewdata

The ajax_view.js Drupal example source code

// $Id: ajax_view.js,v 1.19.4.4 2011/01/03 22:56:39 merlinofchaos Exp $

/**
 * @file ajaxView.js
 *
 * 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) {
    // 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];
    }

    $.each(Drupal.settings.views.ajaxViews, function(i, settings) {
      var view = '.view-dom-id-' + settings.view_dom_id;
      var element_settings = {
        url: ajax_path,
        submit: settings,
        setClick: true,
        event: 'click',
        selector: view,
        progress: { type: 'throbber' }
      };

      // Process exposed filter forms.
      $('form#views-exposed-form-' + settings.view_name.replace(/_/g, '-') + '-' + settings.view_display_id.replace(/_/g, '-'))
      .filter(':not(.views-processed)')
      .each(function () {
        var button = $('input[type=submit]', this);
        button.form = this;

        var ajax = new Drupal.ajax($(button).attr('id'), button, element_settings);
      })
      .addClass('views-processed')

      $(view).filter(':not(.views-processed)')
        // Don't attach to nested views. Doing so would attach multiple behaviors
        // to a given element.
        .filter(function() {
          // If there is at least one parent with a view class, this view
          // is nested (e.g., an attachment). Bail.
          return !$(this).parents('.view').size();
        })
        .each(function() {
          // Set a reference that will work in subsequent calls.
          var target = this;
          $(this)
            .addClass('views-processed')
            // Process pager, tablesort, and attachment summary links.
            .find('ul.pager > li > a, th.views-field a, .attachment .views-summary a')
            .each(function () {
              var viewData = {};
              // Construct an object using the settings defaults and then overriding
              // with data specific to the link.
              $.extend(
                viewData,
                settings,
                Drupal.Views.parseQueryString($(this).attr('href')),
                // Extract argument data from the URL.
                Drupal.Views.parseViewArgs($(this).attr('href'), settings.view_base_path)
              );

              // For anchor tags, these will go to the target of the anchor rather
              // than the usual location.
              $.extend(viewData, Drupal.Views.parseViewArgs($(this).attr('href'), settings.view_base_path));

              element_settings.submit = viewData;
              var ajax = new Drupal.ajax(false, this, element_settings);
            }); // .each function () {
      }); // $view.filter().each
    }); // .each Drupal.settings.views.ajaxViews
  } // if
};
})(jQuery);

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