{"id":659,"date":"2017-05-12T18:20:08","date_gmt":"2017-05-12T10:20:08","guid":{"rendered":"http:\/\/loveuhouse.cn\/wordpress\/?p=659"},"modified":"2017-05-12T18:20:08","modified_gmt":"2017-05-12T10:20:08","slug":"js-md5","status":"publish","type":"post","link":"https:\/\/loveuhouse.cn\/wordpress\/?p=659","title":{"rendered":"js md5"},"content":{"rendered":"<p>\u6765\u6e90\uff1ahttp:\/\/www.oschina.net\/code\/snippet_12_8927<\/p>\n<pre class=\"lang:js decode:true\">\n\/**\n*\n*  MD5 (Message-Digest Algorithm)\n*  http:\/\/www.webtoolkit.info\/\n*\n**\/\n  \nvar MD5 = function (string) {\n  \n    function RotateLeft(lValue, iShiftBits) {\n        return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));\n    }\n  \n    function AddUnsigned(lX,lY) {\n        var lX4,lY4,lX8,lY8,lResult;\n        lX8 = (lX & 0x80000000);\n        lY8 = (lY & 0x80000000);\n        lX4 = (lX & 0x40000000);\n        lY4 = (lY & 0x40000000);\n        lResult = (lX & 0x3FFFFFFF)+(lY & 0x3FFFFFFF);\n        if (lX4 & lY4) {\n            return (lResult ^ 0x80000000 ^ lX8 ^ lY8);\n        }\n        if (lX4 | lY4) {\n            if (lResult & 0x40000000) {\n                return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);\n            } else {\n                return (lResult ^ 0x40000000 ^ lX8 ^ lY8);\n            }\n        } else {\n            return (lResult ^ lX8 ^ lY8);\n        }\n    }\n  \n    function F(x,y,z) { return (x & y) | ((~x) & z); }\n    function G(x,y,z) { return (x & z) | (y & (~z)); }\n    function H(x,y,z) { return (x ^ y ^ z); }\n    function I(x,y,z) { return (y ^ (x | (~z))); }\n  \n    function FF(a,b,c,d,x,s,ac) {\n        a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));\n        return AddUnsigned(RotateLeft(a, s), b);\n    };\n  \n    function GG(a,b,c,d,x,s,ac) {\n        a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));\n        return AddUnsigned(RotateLeft(a, s), b);\n    };\n  \n    function HH(a,b,c,d,x,s,ac) {\n        a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));\n        return AddUnsigned(RotateLeft(a, s), b);\n    };\n  \n    function II(a,b,c,d,x,s,ac) {\n        a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));\n        return AddUnsigned(RotateLeft(a, s), b);\n    };\n  \n    function ConvertToWordArray(string) {\n        var lWordCount;\n        var lMessageLength = string.length;\n        var lNumberOfWords_temp1=lMessageLength + 8;\n        var lNumberOfWords_temp2=(lNumberOfWords_temp1-(lNumberOfWords_temp1 % 64))\/64;\n        var lNumberOfWords = (lNumberOfWords_temp2+1)*16;\n        var lWordArray=Array(lNumberOfWords-1);\n        var lBytePosition = 0;\n        var lByteCount = 0;\n        while ( lByteCount < lMessageLength ) {\n            lWordCount = (lByteCount-(lByteCount % 4))\/4;\n            lBytePosition = (lByteCount % 4)*8;\n            lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount)<<lBytePosition));\n            lByteCount++;\n        }\n        lWordCount = (lByteCount-(lByteCount % 4))\/4;\n        lBytePosition = (lByteCount % 4)*8;\n        lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80<<lBytePosition);\n        lWordArray[lNumberOfWords-2] = lMessageLength<<3;\n        lWordArray[lNumberOfWords-1] = lMessageLength>>>29;\n        return lWordArray;\n    };\n  \n    function WordToHex(lValue) {\n        var WordToHexValue=\"\",WordToHexValue_temp=\"\",lByte,lCount;\n        for (lCount = 0;lCount<=3;lCount++) {\n            lByte = (lValue>>>(lCount*8)) & 255;\n            WordToHexValue_temp = \"0\" + lByte.toString(16);\n            WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length-2,2);\n        }\n        return WordToHexValue;\n    };\n  \n    function Utf8Encode(string) {\n        string = string.replace(\/\\r\\n\/g,\"\\n\");\n        var utftext = \"\";\n  \n        for (var n = 0; n < string.length; n++) {\n  \n            var c = string.charCodeAt(n);\n  \n            if (c < 128) {\n                utftext += String.fromCharCode(c);\n            }\n            else if((c > 127) && (c < 2048)) {\n                utftext += String.fromCharCode((c >> 6) | 192);\n                utftext += String.fromCharCode((c & 63) | 128);\n            }\n            else {\n                utftext += String.fromCharCode((c >> 12) | 224);\n                utftext += String.fromCharCode(((c >> 6) & 63) | 128);\n                utftext += String.fromCharCode((c & 63) | 128);\n            }\n  \n        }\n  \n        return utftext;\n    };\n  \n    var x=Array();\n    var k,AA,BB,CC,DD,a,b,c,d;\n    var S11=7, S12=12, S13=17, S14=22;\n    var S21=5, S22=9 , S23=14, S24=20;\n    var S31=4, S32=11, S33=16, S34=23;\n    var S41=6, S42=10, S43=15, S44=21;\n  \n    string = Utf8Encode(string);\n  \n    x = ConvertToWordArray(string);\n  \n    a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476;\n  \n    for (k=0;k<x.length;k+=16) {\n        AA=a; BB=b; CC=c; DD=d;\n        a=FF(a,b,c,d,x[k+0], S11,0xD76AA478);\n        d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);\n        c=FF(c,d,a,b,x[k+2], S13,0x242070DB);\n        b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);\n        a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);\n        d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);\n        c=FF(c,d,a,b,x[k+6], S13,0xA8304613);\n        b=FF(b,c,d,a,x[k+7], S14,0xFD469501);\n        a=FF(a,b,c,d,x[k+8], S11,0x698098D8);\n        d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);\n        c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);\n        b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);\n        a=FF(a,b,c,d,x[k+12],S11,0x6B901122);\n        d=FF(d,a,b,c,x[k+13],S12,0xFD987193);\n        c=FF(c,d,a,b,x[k+14],S13,0xA679438E);\n        b=FF(b,c,d,a,x[k+15],S14,0x49B40821);\n        a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);\n        d=GG(d,a,b,c,x[k+6], S22,0xC040B340);\n        c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);\n        b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);\n        a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);\n        d=GG(d,a,b,c,x[k+10],S22,0x2441453);\n        c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);\n        b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);\n        a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);\n        d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);\n        c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);\n        b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);\n        a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);\n        d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);\n        c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);\n        b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);\n        a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);\n        d=HH(d,a,b,c,x[k+8], S32,0x8771F681);\n        c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);\n        b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);\n        a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);\n        d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);\n        c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);\n        b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);\n        a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);\n        d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);\n        c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);\n        b=HH(b,c,d,a,x[k+6], S34,0x4881D05);\n        a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);\n        d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);\n        c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);\n        b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);\n        a=II(a,b,c,d,x[k+0], S41,0xF4292244);\n        d=II(d,a,b,c,x[k+7], S42,0x432AFF97);\n        c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);\n        b=II(b,c,d,a,x[k+5], S44,0xFC93A039);\n        a=II(a,b,c,d,x[k+12],S41,0x655B59C3);\n        d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);\n        c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);\n        b=II(b,c,d,a,x[k+1], S44,0x85845DD1);\n        a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);\n        d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);\n        c=II(c,d,a,b,x[k+6], S43,0xA3014314);\n        b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);\n        a=II(a,b,c,d,x[k+4], S41,0xF7537E82);\n        d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);\n        c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);\n        b=II(b,c,d,a,x[k+9], S44,0xEB86D391);\n        a=AddUnsigned(a,AA);\n        b=AddUnsigned(b,BB);\n        c=AddUnsigned(c,CC);\n        d=AddUnsigned(d,DD);\n    }\n  \n    var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);\n  \n    return temp.toLowerCase();\n}\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6765\u6e90\uff1ahttp:\/\/www.oschina.net\/code\/snippet_12_8927 \/** * *  &hellip; <a href=\"https:\/\/loveuhouse.cn\/wordpress\/?p=659\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">js md5<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2,14],"tags":[],"_links":{"self":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/659"}],"collection":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=659"}],"version-history":[{"count":1,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/659\/revisions"}],"predecessor-version":[{"id":660,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/659\/revisions\/660"}],"wp:attachment":[{"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/loveuhouse.cn\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}