// Get reffering cgi params (CJ AVAD JFTIP mv_pc)

var getRef = function(r) {
	/*global MD5, _getUrlVariable, _readCookie, _setCookie */
	var cgi = _getUrlVariable();

	var rval = cgi.mv_pc;
	if (rval) {
		rval = rval.match(/^r(\d{1,10})$/i);
		if (rval[1]) {
			var ref = MD5(rval[1]);
			for (var i = 0; i < r.length; i++) {
				var idset = r[i].split('=');
				if (ref == idset[0]) {
					_setCookie('refid', rval[1] + '=' + idset[1], null, "/", "", "");	
				}
			}
		}
	}

	var cval = _readCookie('bcs-cj');
	
	for (var value in cgi) {
		if (value == 'JFTID' || value == 'jftid') {
			cval = "JFTID=" + cgi[value];
			
			_setCookie('tJFTID', cval, null, "/", "", "");
			return cval;
		}
		else if (value == 'AID' || value == 'aid') {
			var aid = cgi[value];
			var pid = cgi.PID || cgi.pid;
			var sid = cgi.SID || cgi.sid;

			cval = "AID=" + aid + ":PID=" + pid + ":SID=" + sid;
			
			_setCookie('refid', "", -1, "/", "", "");
			_setCookie('bcs-cj', cval, 120, "/", "", "");
			return cval;
		}
		else if (value == 'AVAD' || value == 'avad') {
			cval = "AVAD=" + cgi[value];

			_setCookie('refid', "", -1, "/", "", "");
			_setCookie('bcs-cj', cval, 120, "/", "", "");
			return cval;
		}
	}
	
	return cval;
};

// getArrRef - get refid cookie and bcs-cj cookie
// parameters: none
// returns: a refid for the footer
BCNTRY.getAffRef = function() {
	/*global _readCookie, escape */
	var ref_data = '';
	var ref_cookie = _readCookie('refid');
	var aff_cookie = _readCookie('bcs-cj');
	if (ref_cookie.match(/\d{3}=1/)) {
		ref_data = ref_cookie.match(/\d{3}/);
		return 'R' + ref_data;
	}
	if (aff_cookie.match(/(?:avad|pid|jftid)/i)) {
		ref_data = escape(aff_cookie.match(/(?:avad|pid|jftid)=\d+/i));
		if (ref_data.match(/pid/i)) {
			return ref_data.replace(/pid%3D/i,'');
		}
		else {
			return ref_data.replace(/%3D/i,'-');
		}
	}
	return 'R999'; // default
};


// BCNTRY.showAffRef - 
// parameters refnum as string
// returns true on change of footer_link_affiliate id
BCNTRY.showAffRef = function(refnum) {
	/*global document */
	document.getElementById("footer_link_affiliate").innerHTML = 'Affiliate Reference #: ' + refnum;
	return 1;
};

/**
*
* MD5 (Message-Digest Algorithm)
* http://www.webtoolkit.info/
*
**/

var MD5 = function (string) {

    function RotateLeft(lValue, iShiftBits) {
        return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
    }

    function AddUnsigned(lX,lY) {
        var lX4,lY4,lX8,lY8,lResult;
        lX8 = (lX & 0x80000000);
        lY8 = (lY & 0x80000000);
        lX4 = (lX & 0x40000000);
        lY4 = (lY & 0x40000000);
        lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);
        if (lX4 & lY4) {
            return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
        }
        if (lX4 | lY4) {
            if (lResult & 0x40000000) {
                return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
            } else {
                return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
            }
        } else {
            return (lResult ^ lX8 ^ lY8);
        }
    }

    function F(x,y,z) { return (x & y) | ((~x) & z); }
    function G(x,y,z) { return (x & z) | (y & (~z)); }
    function H(x,y,z) { return (x ^ y ^ z); }
    function I(x,y,z) { return (y ^ (x | (~z))); }

    function FF(a,b,c,d,x,s,ac) {
        a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
        return AddUnsigned(RotateLeft(a, s), b);
    };

    function GG(a,b,c,d,x,s,ac) {
        a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
        return AddUnsigned(RotateLeft(a, s), b);
    };

    function HH(a,b,c,d,x,s,ac) {
        a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
        return AddUnsigned(RotateLeft(a, s), b);
    };

    function II(a,b,c,d,x,s,ac) {
        a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
        return AddUnsigned(RotateLeft(a, s), b);
    };

    function ConvertToWordArray(string) {
        var lWordCount;
        var lMessageLength = string.length;
        var lNumberOfWords_temp1=lMessageLength + 8;
        var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))/64;
        var lNumberOfWords = (lNumberOfWords_temp2+1)*16;
        var lWordArray=Array(lNumberOfWords-1);
        var lBytePosition = 0;
        var lByteCount = 0;
        while ( lByteCount < lMessageLength ) {
            lWordCount = (lByteCount-(lByteCount % 4))/4;
            lBytePosition = (lByteCount % 4)*8;
            lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount)<<lBytePosition));
            lByteCount++;
        }
        lWordCount = (lByteCount-(lByteCount % 4))/4;
        lBytePosition = (lByteCount % 4)*8;
        lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);
        lWordArray[lNumberOfWords-2] = lMessageLength<<3;
        lWordArray[lNumberOfWords-1] = lMessageLength>>>29;
        return lWordArray;
    };

    function WordToHex(lValue) {
        var WordToHexValue="",WordToHexValue_temp="",lByte,lCount;
        for (lCount = 0;lCount<=3;lCount++) {
            lByte = (lValue>>>(lCount*8)) & 255;
            WordToHexValue_temp = "0" + lByte.toString(16);
            WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);
        }
        return WordToHexValue;
    };

    function Utf8Encode(string) {
        string = string.replace(/\r\n/g,"\n");
        var utftext = "";

        for (var n = 0; n < string.length; n++) {

            var c = string.charCodeAt(n);

            if (c < 128) {
                utftext += String.fromCharCode(c);
            }
            else if((c > 127) && (c < 2048)) {
                utftext += String.fromCharCode((c >> 6) | 192);
                utftext += String.fromCharCode((c & 63) | 128);
            }
            else {
                utftext += String.fromCharCode((c >> 12) | 224);
                utftext += String.fromCharCode(((c >> 6) & 63) | 128);
                utftext += String.fromCharCode((c & 63) | 128);
            }

        }

        return utftext;
    };

    var x=Array();
    var k,AA,BB,CC,DD,a,b,c,d;
    var S11=7, S12=12, S13=17, S14=22;
    var S21=5, S22=9 , S23=14, S24=20;
    var S31=4, S32=11, S33=16, S34=23;
    var S41=6, S42=10, S43=15, S44=21;

    string = Utf8Encode(string);

    x = ConvertToWordArray(string);

    a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;

    for (k=0;k<x.length;k+=16) {
        AA=a; BB=b; CC=c; DD=d;
        a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
        d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
        c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
        b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
        a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
        d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
        c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
        b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
        a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
        d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
        c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
        b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
        a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
        d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
        c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
        b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
        a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
        d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
        c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
        b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
        a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
        d=GG(d,a,b,c,x[k+10],S22,0x2441453);
        c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
        b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
        a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
        d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
        c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
        b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
        a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
        d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
        c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
        b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
        a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
        d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
        c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
        b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
        a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
        d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
        c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
        b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
        a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
        d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
        c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
        b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
        a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
        d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
        c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
        b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
        a=II(a,b,c,d,x[k+0], S41,0xF4292244);
        d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
        c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
        b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
        a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
        d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
        c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
        b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
        a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
        d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
        c=II(c,d,a,b,x[k+6], S43,0xA3014314);
        b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
        a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
        d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
        c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
        b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
        a=AddUnsigned(a,AA);
        b=AddUnsigned(b,BB);
        c=AddUnsigned(c,CC);
        d=AddUnsigned(d,DD);
    }

    var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);

    return temp.toLowerCase();
}


// ODAT to ODAT Affiliate tracking
// This function allows to forward the affiliate tracking from ODAT to ODAT sites.
var odat2odat_tracking = function() {
	
	try {
		var affiliateId = _readCookie('bcs-cj');
	 	if(affiliateId !== null && affiliateId !== '') {
	 		affiliateId = affiliateId.replace(/:/g,"&");
	 		var links = document.getElementsByTagName("a");
		 	for(var i = 0; i < links.length; i++) {
				var linkHref = links[i].href;

				if (linkHref.indexOf("www.chainlove.com") >= 0 
					|| linkHref.indexOf("www.steepandcheap.com") >= 0 
					|| linkHref.indexOf("www.whiskeymilitia.com") >= 0 
					|| linkHref.indexOf("www.tramdock.com") >= 0
					|| linkHref.indexOf("www.brociety.com") >= 0
					|| linkHref.indexOf("www.bonktown.com") >= 0
				)
				{
					var bookmark = '';
					if(linkHref.indexOf("#") >= 0) {
						bookmark = linkHref.substring(linkHref.indexOf("#"));
						linkHref = linkHref.substring(0,linkHref.indexOf("#"));
					}
					if (linkHref.indexOf("?") >= 0) {
						var parmsString = linkHref.substring(linkHref.indexOf("?") + 1);
						linkHref = linkHref.substring(0, linkHref.indexOf("?") + 1);
						var parameterArray = [];
						var parms = parmsString.split('&');
						for (var j=0; j < parms.length; j++) {
							var pos = parms[j].indexOf('=');
							if (pos > 0) {
								var key = parms[j].substring(0, pos);
								var val = parms[j].substring(pos + 1);
								parameterArray[key] = val;
							}
						}
						var firstParam = 1;
						for (var paramKey in parameterArray) {
							if( paramKey.toLowerCase() != "cmp_id" && paramKey.toLowerCase() != "mv_pc") {
								var keyValue = paramKey + "=" + parameterArray[paramKey];
								if(linkHref.indexOf(keyValue) >= 0) {
									next;
								}
								if(firstParam == 1) {
									linkHref = linkHref + keyValue;
									firstParam = 0;
								} else {
									linkHref = linkHref + "&" + keyValue;
								}
							}
						}
						if(linkHref.indexOf(affiliateId) < 0) {
							linkHref = linkHref + "&" + affiliateId;
						}
						links[i].href = linkHref;
					} else {
						if(linkHref.indexOf(affiliateId) < 0) {
							links[i].href = linkHref + "?" + affiliateId;
						}
					}
					if(bookmark.lenght !== '') {
						links[i].href = links[i].href + bookmark;
					}
				}
			}
	 	}
	} catch(err) {
		// silent failure
	}
};

// ODAT to ODAT Affiliate tracking for Google Gadgets
var odat2odat_gadget_tracking = function() {

	try {
		var affiliateIds = _readCookie('bcs-cj');
	 	if(affiliateIds != null && affiliateIds != '') {
	 		var gadgetIFrames = document.getElementsByTagName('iframe');
		 	for(var i = 0; i < gadgetIFrames.length; i++) {
		 		var gadgetIFrame = gadgetIFrames[i];
		 		if (gadgetIFrame.id.indexOf("gadget_frame") >= 0) {
					gadgetIFrame.src += "&affiliates=" +  affiliateIds;
				}
			}
	 	}
	} catch(err) {
		// silent failure
	}
};