--- /dev/null
+function md5 (str) {
+ // http://kevin.vanzonneveld.net
+ // + original by: Webtoolkit.info (http://www.webtoolkit.info/)
+ // + namespaced by: Michael White (http://getsprink.com)
+ // + tweaked by: Jack
+ // + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+ // + input by: Brett Zamir (http://brett-zamir.me)
+ // + bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
+ // - depends on: utf8_encode
+ // * example 1: md5('Kevin van Zonneveld');
+ // * returns 1: '6e658d4bfcb59cc13f96c14450ac40b9'
+ var xl;
+
+ var rotateLeft = function (lValue, iShiftBits) {
+ return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
+ };
+
+ var addUnsigned = function (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);
+ }
+ };
+
+ var _F = function (x, y, z) {
+ return (x & y) | ((~x) & z);
+ };
+ var _G = function (x, y, z) {
+ return (x & z) | (y & (~z));
+ };
+ var _H = function (x, y, z) {
+ return (x ^ y ^ z);
+ };
+ var _I = function (x, y, z) {
+ return (y ^ (x | (~z)));
+ };
+
+ var _FF = function (a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(_F(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+ };
+
+ var _GG = function (a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(_G(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+ };
+
+ var _HH = function (a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(_H(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+ };
+
+ var _II = function (a, b, c, d, x, s, ac) {
+ a = addUnsigned(a, addUnsigned(addUnsigned(_I(b, c, d), x), ac));
+ return addUnsigned(rotateLeft(a, s), b);
+ };
+
+ var convertToWordArray = function (str) {
+ var lWordCount;
+ var lMessageLength = str.length;
+ var lNumberOfWords_temp1 = lMessageLength + 8;
+ var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
+ var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
+ var lWordArray = new 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] | (str.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;
+ };
+
+ var wordToHex = function (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;
+ };
+
+ var x = [],
+ k, AA, BB, CC, DD, a, b, c, d, S11 = 7,
+ S12 = 12,
+ S13 = 17,
+ S14 = 22,
+ S21 = 5,
+ S22 = 9,
+ S23 = 14,
+ S24 = 20,
+ S31 = 4,
+ S32 = 11,
+ S33 = 16,
+ S34 = 23,
+ S41 = 6,
+ S42 = 10,
+ S43 = 15,
+ S44 = 21;
+
+ str = this.utf8_encode(str);
+ x = convertToWordArray(str);
+ a = 0x67452301;
+ b = 0xEFCDAB89;
+ c = 0x98BADCFE;
+ d = 0x10325476;
+
+ xl = x.length;
+ for (k = 0; k < xl; 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();
+}