微信小程序不让使用第三方jqMD5 只好改原生js咯
废话不多说直接贴代码 其实就是将原生function调用改为 module.exports = md5;
文中 红色标注
使用方法 将md5.js放到自己项目 lib文件夹中
var md5 = require('../lib/md5'); var res= md5("asadfasdfasdf");
//md5.js
1 function md5(string) { 2 function md5_RotateLeft(lValue, iShiftBits) { 3 return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits)); 4 } 5 function md5_AddUnsigned(lX, lY) { 6 var lX4, lY4, lX8, lY8, lResult; 7 lX8 = (lX & 0x80000000); 8 lY8 = (lY & 0x80000000); 9 lX4 = (lX & 0x40000000); 10 lY4 = (lY & 0x40000000); 11 lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF); 12 if (lX4 & lY4) { 13 return (lResult ^ 0x80000000 ^ lX8 ^ lY8); 14 } 15 if (lX4 | lY4) { 16 if (lResult & 0x40000000) { 17 return (lResult ^ 0xC0000000 ^ lX8 ^ lY8); 18 } else { 19 return (lResult ^ 0x40000000 ^ lX8 ^ lY8); 20 } 21 } else { 22 return (lResult ^ lX8 ^ lY8); 23 } 24 } 25 function md5_F(x, y, z) { 26 return (x & y) | ((~x) & z); 27 } 28 function md5_G(x, y, z) { 29 return (x & z) | (y & (~z)); 30 } 31 function md5_H(x, y, z) { 32 return (x ^ y ^ z); 33 } 34 function md5_I(x, y, z) { 35 return (y ^ (x | (~z))); 36 } 37 function md5_FF(a, b, c, d, x, s, ac) { 38 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_F(b, c, d), x), ac)); 39 return md5_AddUnsigned(md5_RotateLeft(a, s), b); 40 }; 41 function md5_GG(a, b, c, d, x, s, ac) { 42 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_G(b, c, d), x), ac)); 43 return md5_AddUnsigned(md5_RotateLeft(a, s), b); 44 }; 45 function md5_HH(a, b, c, d, x, s, ac) { 46 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_H(b, c, d), x), ac)); 47 return md5_AddUnsigned(md5_RotateLeft(a, s), b); 48 }; 49 function md5_II(a, b, c, d, x, s, ac) { 50 a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_I(b, c, d), x), ac)); 51 return md5_AddUnsigned(md5_RotateLeft(a, s), b); 52 }; 53 function md5_ConvertToWordArray(string) { 54 var lWordCount; 55 var lMessageLength = string.length; 56 var lNumberOfWords_temp1 = lMessageLength + 8; 57 var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64; 58 var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16; 59 var lWordArray = Array(lNumberOfWords - 1); 60 var lBytePosition = 0; 61 var lByteCount = 0; 62 while (lByteCount < lMessageLength) { 63 lWordCount = (lByteCount - (lByteCount % 4)) / 4; 64 lBytePosition = (lByteCount % 4) * 8; 65 lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition)); 66 lByteCount++; 67 } 68 lWordCount = (lByteCount - (lByteCount % 4)) / 4; 69 lBytePosition = (lByteCount % 4) * 8; 70 lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition); 71 lWordArray[lNumberOfWords - 2] = lMessageLength << 3; 72 lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29; 73 return lWordArray; 74 }; 75 function md5_WordToHex(lValue) { 76 var WordToHexValue = "", WordToHexValue_temp = "", lByte, lCount; 77 for (lCount = 0; lCount <= 3; lCount++) { 78 lByte = (lValue >>> (lCount * 8)) & 255; 79 WordToHexValue_temp = "0" + lByte.toString(16); 80 WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2); 81 } 82 return WordToHexValue; 83 }; 84 function md5_Utf8Encode(string) { 85 string = string.replace(/ /g, " "); 86 var utftext = ""; 87 for (var n = 0; n < string.length; n++) { 88 var c = string.charCodeAt(n); 89 if (c < 128) { 90 utftext += String.fromCharCode(c); 91 } else if ((c > 127) && (c < 2048)) { 92 utftext += String.fromCharCode((c >> 6) | 192); 93 utftext += String.fromCharCode((c & 63) | 128); 94 } else { 95 utftext += String.fromCharCode((c >> 12) | 224); 96 utftext += String.fromCharCode(((c >> 6) & 63) | 128); 97 utftext += String.fromCharCode((c & 63) | 128); 98 } 99 } 100 return utftext; 101 }; 102 var x = Array(); 103 var k, AA, BB, CC, DD, a, b, c, d; 104 var S11 = 7, S12 = 12, S13 = 17, S14 = 22; 105 var S21 = 5, S22 = 9, S23 = 14, S24 = 20; 106 var S31 = 4, S32 = 11, S33 = 16, S34 = 23; 107 var S41 = 6, S42 = 10, S43 = 15, S44 = 21; 108 string = md5_Utf8Encode(string); 109 x = md5_ConvertToWordArray(string); 110 a = 0x67452301; b = 0xEFCDAB89; c = 0x98BADCFE; d = 0x10325476; 111 for (k = 0; k < x.length; k += 16) { 112 AA = a; BB = b; CC = c; DD = d; 113 a = md5_FF(a, b, c, d, x[k + 0], S11, 0xD76AA478); 114 d = md5_FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756); 115 c = md5_FF(c, d, a, b, x[k + 2], S13, 0x242070DB); 116 b = md5_FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE); 117 a = md5_FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF); 118 d = md5_FF(d, a, b, c, x[k + 5], S12, 0x4787C62A); 119 c = md5_FF(c, d, a, b, x[k + 6], S13, 0xA8304613); 120 b = md5_FF(b, c, d, a, x[k + 7], S14, 0xFD469501); 121 a = md5_FF(a, b, c, d, x[k + 8], S11, 0x698098D8); 122 d = md5_FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF); 123 c = md5_FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1); 124 b = md5_FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE); 125 a = md5_FF(a, b, c, d, x[k + 12], S11, 0x6B901122); 126 d = md5_FF(d, a, b, c, x[k + 13], S12, 0xFD987193); 127 c = md5_FF(c, d, a, b, x[k + 14], S13, 0xA679438E); 128 b = md5_FF(b, c, d, a, x[k + 15], S14, 0x49B40821); 129 a = md5_GG(a, b, c, d, x[k + 1], S21, 0xF61E2562); 130 d = md5_GG(d, a, b, c, x[k + 6], S22, 0xC040B340); 131 c = md5_GG(c, d, a, b, x[k + 11], S23, 0x265E5A51); 132 b = md5_GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA); 133 a = md5_GG(a, b, c, d, x[k + 5], S21, 0xD62F105D); 134 d = md5_GG(d, a, b, c, x[k + 10], S22, 0x2441453); 135 c = md5_GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681); 136 b = md5_GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8); 137 a = md5_GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6); 138 d = md5_GG(d, a, b, c, x[k + 14], S22, 0xC33707D6); 139 c = md5_GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87); 140 b = md5_GG(b, c, d, a, x[k + 8], S24, 0x455A14ED); 141 a = md5_GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905); 142 d = md5_GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8); 143 c = md5_GG(c, d, a, b, x[k + 7], S23, 0x676F02D9); 144 b = md5_GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A); 145 a = md5_HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942); 146 d = md5_HH(d, a, b, c, x[k + 8], S32, 0x8771F681); 147 c = md5_HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122); 148 b = md5_HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C); 149 a = md5_HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44); 150 d = md5_HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9); 151 c = md5_HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60); 152 b = md5_HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70); 153 a = md5_HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6); 154 d = md5_HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA); 155 c = md5_HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085); 156 b = md5_HH(b, c, d, a, x[k + 6], S34, 0x4881D05); 157 a = md5_HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039); 158 d = md5_HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5); 159 c = md5_HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8); 160 b = md5_HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665); 161 a = md5_II(a, b, c, d, x[k + 0], S41, 0xF4292244); 162 d = md5_II(d, a, b, c, x[k + 7], S42, 0x432AFF97); 163 c = md5_II(c, d, a, b, x[k + 14], S43, 0xAB9423A7); 164 b = md5_II(b, c, d, a, x[k + 5], S44, 0xFC93A039); 165 a = md5_II(a, b, c, d, x[k + 12], S41, 0x655B59C3); 166 d = md5_II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92); 167 c = md5_II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D); 168 b = md5_II(b, c, d, a, x[k + 1], S44, 0x85845DD1); 169 a = md5_II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F); 170 d = md5_II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0); 171 c = md5_II(c, d, a, b, x[k + 6], S43, 0xA3014314); 172 b = md5_II(b, c, d, a, x[k + 13], S44, 0x4E0811A1); 173 a = md5_II(a, b, c, d, x[k + 4], S41, 0xF7537E82); 174 d = md5_II(d, a, b, c, x[k + 11], S42, 0xBD3AF235); 175 c = md5_II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB); 176 b = md5_II(b, c, d, a, x[k + 9], S44, 0xEB86D391); 177 a = md5_AddUnsigned(a, AA); 178 b = md5_AddUnsigned(b, BB); 179 c = md5_AddUnsigned(c, CC); 180 d = md5_AddUnsigned(d, DD); 181 } 182 return (md5_WordToHex(a) + md5_WordToHex(b) + md5_WordToHex(c) + md5_WordToHex(d)).toLowerCase(); 183 } 184 module.exports = md5;