/**
 * @file
 * Track initial site contact, and pass data to contact form.
 */

function mtmcontact_supports_html5_storage() {
  try {
    return 'localStorage' in window && window['localStorage'] !== null;
  } catch (e) {
    return false;
  }
}

if (mtmcontact_supports_html5_storage()) {

  if (document.referrer && !localStorage.mtmcontact_referrer) {
    localStorage.mtmcontact_referrer = document.referrer;
  }

  if (!localStorage.mtmcontact_entry_page) {
    localStorage.mtmcontact_entry_page = document.location;
  }

  if (!localStorage.mtmcontact_entry_time) {
    localStorage.mtmcontact_entry_time = new Date();
  }


  (function ($) {

  /**
   * Attaches the tracking behavior to the contact form.
   */
  Drupal.behaviors.mtmcontact = {
    attach: function(context) {
      $('.contact-form', context).each(function() {
        var contact = '';
        if (localStorage.mtmcontact_referrer) {
          contact += 'Referrer: ' + localStorage.mtmcontact_referrer + "\n";
        }
        if (localStorage.mtmcontact_entry_page) {
          contact += 'Entry page: ' + localStorage.mtmcontact_entry_page + "\n";
        }
        if (localStorage.mtmcontact_entry_time) {
          contact += 'Entry time: ' + localStorage.mtmcontact_entry_time + "\n";
        }
        $(this).append('<input type="hidden" id="mtmcontact" name="mtmcontact"/>');
        $(this).find('#mtmcontact').val(contact);
      });
    }
  }

  })(jQuery);
};
(function ($) {

$(document).ready(function() {

  // Accepts a string; returns the string with regex metacharacters escaped. The returned string
  // can safely be used at any point within a regex to match the provided literal string. Escaped
  // characters are [ ] { } ( ) * + ? - . , \ ^ $ # and whitespace. The character | is excluded
  // in this function as it's used to separate the domains names.
  RegExp.escapeDomains = function(text) {
    return (text) ? text.replace(/[-[\]{}()*+?.,\\^$#\s]/g, "\\$&") : '';
  }

  // Attach onclick event to document only and catch clicks on all elements.
  $(document.body).click(function(event) {
    // Catch the closest surrounding link of a clicked element.
    $(event.target).closest("a,area").each(function() {

      var ga = Drupal.settings.googleanalytics;
      // Expression to check for absolute internal links.
      var isInternal = new RegExp("^(https?):\/\/" + window.location.host, "i");
      // Expression to check for special links like gotwo.module /go/* links.
      var isInternalSpecial = new RegExp("(\/go\/.*)$", "i");
      // Expression to check for download links.
      var isDownload = new RegExp("\\.(" + ga.trackDownloadExtensions + ")$", "i");
      // Expression to check for the sites cross domains.
      var isCrossDomain = new RegExp("^(https?|ftp|news|nntp|telnet|irc|ssh|sftp|webcal):\/\/.*(" + RegExp.escapeDomains(ga.trackCrossDomains) + ")", "i");

      // Is the clicked URL internal?
      if (isInternal.test(this.href)) {
        // Is download tracking activated and the file extension configured for download tracking?
        if (ga.trackDownload && isDownload.test(this.href)) {
          // Download link clicked.
          var extension = isDownload.exec(this.href);
          _gaq.push(["_trackEvent", "Downloads", extension[1].toUpperCase(), this.href.replace(isInternal, '')]);
        }
        else if (isInternalSpecial.test(this.href)) {
          // Keep the internal URL for Google Analytics website overlay intact.
          _gaq.push(["_trackPageview", this.href.replace(isInternal, '')]);
        }
      }
      else {
        if (ga.trackMailto && $(this).is("a[href^=mailto:],area[href^=mailto:]")) {
          // Mailto link clicked.
          _gaq.push(["_trackEvent", "Mails", "Click", this.href.substring(7)]);
        }
        else if (ga.trackOutbound && this.href) {
          if (ga.trackDomainMode == 2 && isCrossDomain.test(this.href)) {
            // Top-level cross domain clicked. document.location is handled by _link internally.
            _gaq.push(["_link", this.href]);
          }
          else if (ga.trackOutboundAsPageview) {
            // Track all external links as page views after URL cleanup.
            // Currently required, if click should be tracked as goal.
            _gaq.push(["_trackPageview", '/outbound/' + this.href.replace(/^(https?|ftp|news|nntp|telnet|irc|ssh|sftp|webcal):\/\//i, '').split('/').join('--')]);
          }
          else {
            // External link clicked.
            _gaq.push(["_trackEvent", "Outbound links", "Click", this.href]);
          }
        }
      }
    });
  });
});

})(jQuery);
;