// settings
cManager = {
    settings : {
        googleanalytics : {
            LegacyVersion: false,
            trackDownload : true,
            trackDownloadExtensions : '7z|aac|arc|arj|asf|asx|avi|bin|csv|doc|exe|flv|gif|gz|gzip|hqx|jar|jpe?g|js|mp(2|3|4|e?g)|mov(ie)?|msi|msp|pdf|phps|png|ppt|qtm?|ra(m|r)?|sea|sit|tar|tgz|torrent|txt|wav|wma|wmv|wpd|xls|xml|z|zip',
            trackMailto : true,
            trackOutbound : true
        }
    }
};

cManager.gaTrackerAttach = function (context) {
    context = context || document;

    $('a', context).click(function () {
        var ga = cManager.settings.googleanalytics;
        // Expression to check for absolute internal links.
        var isInternal = new RegExp("^(https?):\/\/" + window.location.host, "i");
        // Expression to check for special links like gotwo.module /go/* links.
        var isInternalSpecial = new RegExp("(\/go\/.*)$", "i");
        // Expression to check for download links.
        var isDownload = new RegExp("\\.(" + ga.trackDownloadExtensions + ")$", "i");

        try {
            // 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)) {
                    if (ga.LegacyVersion) {
                        urchinTracker(this.href.replace(isInternal, ''));
                    }
                    else {
                        // Download link clicked.
                        var extension = isDownload.exec(this.href);
                        pageTracker._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.
                    if (ga.LegacyVersion) {
                        urchinTracker(this.href.replace(isInternal, ''));
                    }
                    else {
                        pageTracker._trackPageview(this.href.replace(isInternal, ''));
                    }
                }
            }
            else {
                if (ga.trackMailto && $(this).is("a[@href^=mailto:]")) {
                    // Mailto link clicked.
                    if (ga.LegacyVersion) {
                        urchinTracker('/mailto/' + this.href.substring(7));
                    }
                    else {
                        pageTracker._trackEvent("Mails", "Click", this.href.substring(7));
                    }
                }
                else if (ga.trackOutbound) {
                    // External link clicked. Clean and track the URL.
                    if (ga.LegacyVersion) {
                        urchinTracker('/outgoing/' + this.href.replace(/^(https?|ftp|news|nntp|telnet|irc|ssh|sftp|webcal):\/\//i, '').split('/').join('--'));
                    }
                    else {
                        pageTracker._trackEvent("Outgoing links", "Click", this.href);
                    }
                }
            }
        } catch (err) { }
    });
};

$(document).ready(function () {
    cManager.gaTrackerAttach(this);
});