// Cookie Functions //
function Set_Cookie(name, value, expires, path, domain, secure) {
// set time, it's in milliseconds
    var today = new Date();
    today.setTime(today.getTime());

    if (expires) {
        expires = expires * 60 * 1000;
    }
    var expires_date = new Date(today.getTime() + (expires));

    document.cookie = name + "=" + escape(value) +
        ( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) +
        ( ( path ) ? ";path=" + path : "" ) +
        ( ( domain ) ? ";domain=" + domain : "" ) +
        ( ( secure ) ? ";secure" : "" );
}

function Get_Cookie(check_name) {
// first we'll split this cookie up into name/value pairs
// note: document.cookie only returns name=value, not the other components
    var a_all_cookies = document.cookie.split(';');
    var a_temp_cookie = '';
    var cookie_name = '';
    var cookie_value = '';
    var b_cookie_found = false; // set boolean t/f default f

    for (i = 0; i < a_all_cookies.length; i++) {
// now we'll split apart each name=value pair
        a_temp_cookie = a_all_cookies[i].split('=');

//alert(a_temp_cookie[0]);
// and trim left/right whitespace while we're at it
        cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');

// if the extracted name matches passed check_name
        if (cookie_name == check_name) {
            b_cookie_found = true;
// we need to handle case where cookie has no value but exists (no = sign, that is):
            if (a_temp_cookie.length > 1) {
                cookie_value = unescape(a_temp_cookie[1].replace(/^\s+|\s+$/g, ''));
            }
// note that in cases where cookie is initialized but no value, null is returned
            return cookie_value;
        }
        a_temp_cookie = null;
        cookie_name = '';
    }
    if (!b_cookie_found) {
        return;
    }
}

function Delete_Cookie(name, path, domain) {
    if (Get_Cookie(name))
        document.cookie = name + "=" +
            ( ( path ) ? ";path=" + path : "") +
            ( ( domain ) ? ";domain=" + domain : "" ) +
            ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}


var entity = function (url, mode) {
    var m;
    m = url.match(/^https?:\/\/([^\/]+\.)?([a-z0-9\-_]+?)\.(co|org|net|com|gov|name|arpa|mil|edu|biz|mobi|aero|asia|cat|coop|info|int|jobs|museum|pro|tel|travel|xxx|[a-z][a-z]|(co|edu|gov|net|org|com)\.[a-z][a-z])(\/|$)/i);
    if (m === null) {
        return '';
    }

    if (mode == 1)
        return m[2];
    else if (mode == 2)
        return m[2] + "." + m[3];
};

var ajaxPost = function (action, postParams) {
    var xmlhttp;
    if (window.XMLHttpRequest)
        xmlhttp = new XMLHttpRequest();
    else
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");

    var postVals = "action=" + action + "&" + postParams;
    var url = "//pixel.admedia.com/convVisitLib.php";

    xmlhttp.onreadystatechange = function () {
        if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
            var rObj = eval('(' + xmlhttp.responseText + ')');

            if (action == "createNew")
                visit.updateVisit(rObj);
        }
    };

    xmlhttp.open("POST", url, true);
    xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
    xmlhttp.send(postVals);
};

var updateLatestTime = function () {
};

var getCurrentTime = function () {
    return Math.round((new Date()).getTime() / 1000);
};

////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////

var visit = {

// IP, UA and OS //

    ip: "18.217.234.168",
    ua: "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
    user_os: 21,
    user_browser: 10,
    isMobile: 0,

// Referer Info //

    pageUrl: document.location.href,
    pageRef: document.referrer,
    pageEntity: "",
    refEntity: "",
    isRefresh: 0,

// Cookie Info //

    admCookie: 0,
    cookieKey: "admVisitorConvTrack",
    cookieVal: "",
    cookiesEnabled: 0,
    lsEnabled: 0,
    noCookieLS: 0,
    cookieDuration: 30,        // 30 Minutes
    updateTSDuration: 5,    // 5 seconds

// Visit Info //
    isConversion: 0,
    unique_id: "",
    visit_id: 0,
    visit_ts: 0,
    adv_id: "17272",
    event_id: "",
    latestCheckTime: 15,    // 15 minutes
    newVisit: 0,

// Referer Functions //


// Cookie Functions //

    updateVisit: function (rObj) {
        if (rObj && rObj.id > 0) {
            if (this.cookiesEnabled)
                this.updateCookie(rObj);
            else
                this.updateLocalStorage(rObj.id);
        }
    },

    updateCookie: function (rObj) {
        if (rObj && rObj.id > 0) {
            this.visit_id = rObj.id;
            this.visit_ts = getCurrentTime();
            this.cookieVal = this.visit_id + ":" + this.visit_ts;
            Set_Cookie(this.cookieKey, this.cookieVal, this.cookieDuration, '/', '', '');
            updateLatestTime();
        }
    },

    updateLocalStorage: function (vid) {
        if (vid && vid > 0) {
            this.visit_id = vid;
            this.visit_ts = getCurrentTime();
            this.cookieVal = this.visit_id + ":" + this.visit_ts;
            localStorage.setItem(this.cookieKey, this.cookieVal);
            updateLatestTime();
        }
    },

    isCookieEnabled: function () {
        Set_Cookie('adMCookieTest', 'test', 10, '/', '', '');
        if (Get_Cookie('adMCookieTest'))
            return 1;
        else
            return 0;
    },

    isLSEnabled: function () {
        var uid = new Date, result;
        try {
            localStorage.setItem('adMCookieTest', 'test');
            result = localStorage.getItem('adMCookieTest') == 'test';
            localStorage.removeItem(uid);
            if (result && localStorage)
                return 1;
            else
                return 0;
        } catch (e) {
            return 0;
        }
    },
// Referer Functions

// Initialization Function
    init: function () {

// Check if cookies are enabled
        if (!this.cookiesEnabled)
            this.cookiesEnabled = this.isCookieEnabled();

        if (this.cookiesEnabled) {
            this.cookieVal = Get_Cookie(this.cookieKey);
            if (this.cookieVal && this.cookieVal != '') {
                var cookieSp = this.cookieVal.split(":");
                if (cookieSp[0] && cookieSp[0] > 0) {
                    this.admCookie = 1;
                    this.visit_id = cookieSp[0];
                    this.visit_ts = cookieSp[1];
                }
            }
        }
// Get Entities
        if (this.pageUrl != '')
            this.pageEntity = entity(this.pageUrl, 1);
        if (this.pageRef != '')
            this.refEntity = entity(this.pageRef, 1);

        this.startVisit();
    },

// Visit Functions //

    getPostParams: function () {
        var postParams = 'visit_id=' + this.visit_id;

        postParams += '&adv_id=' + this.adv_id;
        postParams += '&event_id=' + this.event_id;
        postParams += '&ip=' + this.ip;
        postParams += '&user_agent=' + this.user_browser;
        postParams += '&os=' + this.user_os;
        postParams += '&isConversion=' + this.isConversion;
        postParams += '&unique_id=' + this.unique_id;
        postParams += '&referer=' + encodeURIComponent(this.pageRef);
        postParams += '&pageUrl=' + encodeURIComponent(this.pageUrl);
        postParams += '&isMobile=' + this.isMobile;
        postParams += '&noCookieLS=' + this.noCookieLS;
        return postParams;
    },

    createNew: function () {
        postParams = this.getPostParams();
        ajaxPost("createNew", postParams);
    },

    startVisit: function () {
        var postParams;

// If Admedia Tracking Cookie does not exist
        if (!this.admCookie) {    // Create new visit. Update conv. Store visit in cookie
            this.createNew();
        }
        else // If Admedia TRacking Cookie exists
        {
            if (this.visit_id > 0) {    // Update Conv
                postParams = this.getPostParams();
                ajaxPost("updateConv", postParams);
                var cObj = {id: this.visit_id};
                this.updateVisit(cObj);
            }
            else
                this.createNew();
        }
    }
};

visit.init();