/**
 * @file base.js
 *
 * Some basic behaviors and utility functions for Views.
 */
(function ($) {

Drupal.Views = {};

/**
 * jQuery UI tabs, Views integration component
 */
Drupal.behaviors.viewsTabs = {
  attach: function (context) {
    if ($.viewsUi && $.viewsUi.tabs) {
      $('#views-tabset').once('views-processed').viewsTabs({
        selectedClass: 'active'
      });
    }

    $('a.views-remove-link').once('views-processed').click(function(event) {
      var id = $(this).attr('id').replace('views-remove-link-', '');
      $('#views-row-' + id).hide();
      $('#views-removed-' + id).attr('checked', true);
      event.preventDefault();
   });
  /**
    * Here is to handle display deletion
    * (checking in the hidden checkbox and hiding out the row)
    */
  $('a.display-remove-link')
    .addClass('display-processed')
    .click(function() {
      var id = $(this).attr('id').replace('display-remove-link-', '');
      $('#display-row-' + id).hide();
      $('#display-removed-' + id).attr('checked', true);
      return false;
  });
  }
};

/**
 * Helper function to parse a querystring.
 */
Drupal.Views.parseQueryString = function (query) {
  var args = {};
  var pos = query.indexOf('?');
  if (pos != -1) {
    query = query.substring(pos + 1);
  }
  var pairs = query.split('&');
  for(var i in pairs) {
    if (typeof(pairs[i]) == 'string') {
      var pair = pairs[i].split('=');
      // Ignore the 'q' path argument, if present.
      if (pair[0] != 'q' && pair[1]) {
        args[decodeURIComponent(pair[0].replace(/\+/g, ' '))] = decodeURIComponent(pair[1].replace(/\+/g, ' '));
      }
    }
  }
  return args;
};

/**
 * Helper function to return a view's arguments based on a path.
 */
Drupal.Views.parseViewArgs = function (href, viewPath) {
  var returnObj = {};
  var path = Drupal.Views.getPath(href);
  // Ensure we have a correct path.
  if (viewPath && path.substring(0, viewPath.length + 1) == viewPath + '/') {
    var args = decodeURIComponent(path.substring(viewPath.length + 1, path.length));
    returnObj.view_args = args;
    returnObj.view_path = path;
  }
  return returnObj;
};

/**
 * Strip off the protocol plus domain from an href.
 */
Drupal.Views.pathPortion = function (href) {
  // Remove e.g. http://example.com if present.
  var protocol = window.location.protocol;
  if (href.substring(0, protocol.length) == protocol) {
    // 2 is the length of the '//' that normally follows the protocol
    href = href.substring(href.indexOf('/', protocol.length + 2));
  }
  return href;
};

/**
 * Return the Drupal path portion of an href.
 */
Drupal.Views.getPath = function (href) {
  href = Drupal.Views.pathPortion(href);
  href = href.substring(Drupal.settings.basePath.length, href.length);
  // 3 is the length of the '?q=' added to the url without clean urls.
  if (href.substring(0, 3) == '?q=') {
    href = href.substring(3, href.length);
  }
  var chars = ['#', '?', '&'];
  for (i in chars) {
    if (href.indexOf(chars[i]) > -1) {
      href = href.substr(0, href.indexOf(chars[i]));
    }
  }
  return href;
};

})(jQuery);
;
/**
 * @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) {
    $.each(Drupal.settings.views.ajaxViews, function(i, settings) {
      // @todo: Figure out where to store the object.
      new Drupal.views.ajaxView(settings);
    });
  }
};

Drupal.views = {};

/**
 * 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=[^&]+&?/, '');
    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 = $('form#views-exposed-form-'+ settings.view_name.replace(/_/g, '-') + '-' + settings.view_display_id.replace(/_/g, '-'));
  this.$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));
};

Drupal.views.ajaxView.prototype.attachExposedFormAjax = function() {
  var button = $('input[type=submit], input[type=image]', this.$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);
;
(function ($) {
Drupal.settings.views = Drupal.settings.views || {'ajax_path': '/views/ajax'};

Drupal.quicktabs = Drupal.quicktabs || {};

Drupal.quicktabs.getQTName = function (el) {
  return el.id.substring(el.id.indexOf('-') +1);
}

Drupal.behaviors.quicktabs = {
  attach: function (context, settings) {
    $.extend(true, Drupal.settings, settings);
    $('.quicktabs-wrapper', context).once(function(){
      Drupal.quicktabs.prepare(this);
    });
  }
}

// Setting up the inital behaviours
Drupal.quicktabs.prepare = function(el) {
  // el.id format: "quicktabs-$name"
  var qt_name = Drupal.quicktabs.getQTName(el);
  var $ul = $(el).find('ul.quicktabs-tabs:first');
  $ul.find('li a').each(function(i, element){
    element.myTabIndex = i;
    element.qt_name = qt_name;
    var tab = new Drupal.quicktabs.tab(element);
    var parent_li = $(element).parents('li').get(0);
    if ($(parent_li).hasClass('active')) {
      $(element).addClass('quicktabs-loaded');
    }
    $(element).once(function() {$(this).bind('click', {tab: tab}, Drupal.quicktabs.clickHandler);});
  });
}

Drupal.quicktabs.clickHandler = function(event) {
  var tab = event.data.tab;
  var element = this;
  // Set clicked tab to active.
  $(this).parents('li').siblings().removeClass('active');
  $(this).parents('li').addClass('active');

  // Hide all tabpages.
  tab.container.children().addClass('quicktabs-hide');
  
  if (!tab.tabpage.hasClass("quicktabs-tabpage")) {
    tab = new Drupal.quicktabs.tab(element);
  }

  tab.tabpage.removeClass('quicktabs-hide');
  return false;
}

// Constructor for an individual tab
Drupal.quicktabs.tab = function (el) {
  this.element = el;
  this.tabIndex = el.myTabIndex;
  var qtKey = 'qt_' + el.qt_name;
  var i = 0;
  for (var key in Drupal.settings.quicktabs[qtKey].tabs) {
    if (i == this.tabIndex) {
      this.tabObj = Drupal.settings.quicktabs[qtKey].tabs[key];
      this.tabKey = key;
    }
    i++;
  }
  this.tabpage_id = 'quicktabs-tabpage-' + el.qt_name + '-' + this.tabKey;
  this.container = $('#quicktabs-container-' + el.qt_name);
  this.tabpage = this.container.find('#' + this.tabpage_id);
}

if (Drupal.ajax) {
  /**
   * Handle an event that triggers an AJAX response.
   *
   * We unfortunately need to override this function, which originally comes from
   * misc/ajax.js, in order to be able to cache loaded tabs, i.e. once a tab
   * content has loaded it should not need to be loaded again.
   *
   * I have removed all comments that were in the original core function, so that
   * the only comments inside this function relate to the Quicktabs modification
   * of it.
   */
  Drupal.ajax.prototype.eventResponse = function (element, event) {
    var ajax = this;

    if (ajax.ajaxing) {
      return false;
    }
  
    try {
      if (ajax.form) {
        if (ajax.setClick) {
          element.form.clk = element;
        }
  
        ajax.form.ajaxSubmit(ajax.options);
      }
      else {
        // Do not perform an ajax request for already loaded Quicktabs content.
        if (!$(element).hasClass('quicktabs-loaded')) {
          ajax.beforeSerialize(ajax.element, ajax.options);
          $.ajax(ajax.options);
          if ($(element).parents('ul').hasClass('quicktabs-tabs')) {
            $(element).addClass('quicktabs-loaded');
          }
        }
      }
    }
    catch (e) {
      ajax.ajaxing = false;
      alert("An error occurred while attempting to process " + ajax.options.url + ": " + e.message);
    }
    return false;
  };
}


})(jQuery);
;