text: /*
   * 文件分段上传jquery插件
   * author: lovefc
   * blog: http://lovefc.cn
   * time: 2018/01/05 23:05
   * uptime: 2018/05/02 0:36
   * uptime: 2019/05/21 17:12
   * 分离了原来的进度动画，现在用户可以自定义自己的动画和按钮，分别提供了各种回调事件以便处理
   */
  var fcup_upload = {
      fcup: function (config) {
          jQuery.extend(config);
          if (jQuery.upId && jQuery.upUrl) {
              jQuery.domHtml = jQuery('#' + jQuery.upId).html();
              jQuery.fcup_addFileInput();
          }
      },
      fcup_limitFileSize: function (file, limitSize) {
          var arr = ["KB", "MB", "GB"],
              limit = limitSize.toUpperCase(),//toUpperCase方法用于把字符串转换为大写。
              limitNum = 0;
          for (var i = 0; i < arr.length; i++) {
              var leval = limit.indexOf(arr[i]);
              if (leval > -1) {
                  limitNum = parseInt(limit.substr(0, leval)) * Math.pow(1024, (i + 1));
                  break;
              }
          }
          if (file.size > limitNum) {
              return false;
          }
          return true;
      },
      upStop: function (err) {
          jQuery.upError = err;
      },
      upStatus: function () {
          if (jQuery.upError) {
              if (typeof jQuery.upStop == 'function') {
                  jQuery.upStop(jQuery.upError);
              }
              return false;
          }
          return true;
      },
      fcup_getPercent: function (num, total) {
          num = parseFloat(num);
          total = parseFloat(total);
          if (isNaN(num) || isNaN(total)) {
              return "-";
          }
          return total <= 0 ? 0 : (Math.round(num / total * 10000) / 100.00);
      },
      fcup_addFileInput: function () {
          jQuery.upInputId = jQuery.upId + '_input';
          var C = jQuery('#' + jQuery.upId).attr("class");
          var X = jQuery('#' + jQuery.upId).position().top;
          var Y = jQuery('#' + jQuery.upId).position().left;
          var W = jQuery('#' + jQuery.upId).innerWidth();
          var H = jQuery('#' + jQuery.upId).innerHeight();
          var html = jQuery.domHtml;
          if (C) {
              html += '<input type="file" id="' + jQuery.upInputId + '" class="' + C + '" onchange="jQuery.fcup_upload()" style="position:absolute;left:' + Y + 'px;top:' + X + 'px;opacity:0;z-index:9999;width:' + W + 'px;height:' + H + 'px;">';
          } else {
              html += '<input type="file" id="' + jQuery.upInputId + '" onchange="jQuery.fcup_upload()" style="position:absolute;left:' + Y + 'px;top:' + X + 'px;opacity:0;z-index:9999;width:' + W + 'px;height:' + H + 'px;">';
          }
          jQuery('#' + jQuery.upId).html(html);
      },
      fcup_upFileInput: function () {
          var X = jQuery('#' + jQuery.upId).position().top;
          var Y = jQuery('#' + jQuery.upId).position().left;
          var W = jQuery('#' + jQuery.upId).innerWidth();
          var H = jQuery('#' + jQuery.upId).innerHeight();
          var obj = document.getElementById(jQuery.upInputId);
          obj.style.cssText = 'position:absolute;left:' + Y + 'px;top:' + X + 'px;opacity:0;z-index:9999;width:' + W + 'px;height:' + H + 'px;';
      },
      fcup_upload: function () {
          var result = '';
          jQuery.upError = '';
          var file = jQuery('#' + jQuery.upInputId)[0].files[0];
          if (!file) {
              return false;
          }
          if (typeof jQuery.upStart == 'function') {
              jQuery.upStart();
          }
          name = file.name;
          size = file.size;
          index1 = name.lastIndexOf(".");
          if (!jQuery.upShardSize) {
              jQuery.upShardSize = 2;
          }
          var fileMD5 = jQuery.get_file_md5(file);
          var index2 = name.length,
              suffix = name.substring(index1 + 1, index2),
              shardSize = jQuery.upShardSize * 1024 * 1024,
              succeed = 0,
              shardCount = Math.ceil(size / shardSize);
  
          if (jQuery.upType) {
              uptype = jQuery.upType.split(",");
              if (jQuery.inArray(suffix, uptype) == -1) {
                  jQuery.upError = '不允许上传的文件类型-' + suffix;
              }
          }
          if (jQuery.upMaxSize) {
              if (!jQuery.fcup_limitFileSize(file, jQuery.upMaxSize + 'MB')) {
                  jQuery.upError = '上传文件过大';
              }
          }
          if (jQuery.upStatus() == false) {
              return false;
          }
          setInterval("jQuery.fcup_upFileInput();",500);
          var re = [];
          var start, end = 0;
          for (var i = 0; i < shardCount; ++i) {
              re[i] = [];
              start = i * shardSize,
                  end = Math.min(size, start + shardSize);
              re[i]["file_data"] = file.slice(start, end);
              re[i]["file_name"] = name;
              re[i]["file_size"] = size; //文件大小
          }
          const URL = jQuery.upUrl;
          var i2 = 0, i3 = 1, fcs = Array();
          var xhr = new XMLHttpRequest();
          function ajaxStack(stack) {
              if (jQuery.upStatus() == false) {
                  return;
              }
              var form = new FormData();
              if (stack[i2]) {
                  fcs = stack[i2];
                  form.append("file_data", fcs['file_data']);
                  form.append("file_name", fcs['file_name']);
                  form.append("file_size", fcs['file_size']);
                  form.append("file_md5", fileMD5);
                  form.append("file_total", shardCount);
                  form.append("file_index", i3);
                  xhr.open('POST', URL, true);
                  xhr.onload = function () {
                      ajaxStack(stack);
                  }
                  xhr.onreadystatechange = function () {
                      if (jQuery.upStatus() == false) {
                          return;
                      }
                      if (xhr.readyState == 4 && xhr.status == 200) {
                          var data = xhr.responseText ? eval('(' + xhr.responseText + ')') : '';
                          ++succeed;
                          var cent = jQuery.fcup_getPercent(succeed, shardCount);
                          if (typeof jQuery.upEvent == 'function') {
                              jQuery.upEvent(cent);
                          }
                          if (cent == 100) {
                              setTimeout(function () {
                                  if (typeof jQuery.upCallBack == 'function') {
  
                                      jQuery.upCallBack(data);
                                  }
                              }, 500);
                          } else {
                              if (typeof jQuery.upCallBack == 'function') {
                                  jQuery.upCallBack(data);
                              }
                          }
                      }
                  }
                  xhr.send(form);
                  i2++; i3++;
                  form.delete('file_data');
                  form.delete('file_name');
                  form.delete('file_size');
                  form.delete('file_md5');
                  form.delete('file_total');
                  form.delete('file_index');
              }
          }
          ajaxStack(re);
          re = null,
              file = null;
      },
      get_file_md5: function (file) {
          var blobSlice = File.prototype.slice || File.prototype.mozSlice || File.prototype.webkitSlice,
              chunkSize = jQuery.upShardSize,
              chunks = Math.ceil(file.size / chunkSize),
              currentChunk = 0,
              spark = new SparkMD5.ArrayBuffer(),
              frOnload = function (e) {
                  spark.append(e.target.result); // append array buffer
                  currentChunk++;
                  if (currentChunk < chunks) loadNext();
              },
              frOnerror = function () { };
  
          function loadNext() {
              var fileReader = new FileReader();
              fileReader.onload = frOnload;
              fileReader.onerror = frOnerror;
              var start = currentChunk * chunkSize,
                  end = ((start + chunkSize) >= file.size) ? file.size : start + chunkSize;
              fileReader.readAsArrayBuffer(blobSlice.call(file, start, end));
          };
          loadNext();
          return spark.end();
      }
  
  };
  (function (jQuery) {
      jQuery.extend(fcup_upload);
  })(jQuery);
  
  /*
   * spark-md5文件 用于计算文件md5值，这是一个外部类
   */
  (function (factory) { if (typeof exports === "object") { module.exports = factory() } else if (typeof define === "function" && define.amd) { define(factory) } else { var glob; try { glob = window } catch (e) { glob = self } glob.SparkMD5 = factory() } })(function (undefined) { "use strict"; var add32 = function (a, b) { return a + b & 4294967295 }, hex_chr = ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "a", "b", "c", "d", "e", "f"]; function cmn(q, a, b, x, s, t) { a = add32(add32(a, q), add32(x, t)); return add32(a << s | a >>> 32 - s, b) } function md5cycle(x, k) { var a = x[0], b = x[1], c = x[2], d = x[3]; a += (b & c | ~b & d) + k[0] - 680876936 | 0; a = (a << 7 | a >>> 25) + b | 0; d += (a & b | ~a & c) + k[1] - 389564586 | 0; d = (d << 12 | d >>> 20) + a | 0; c += (d & a | ~d & b) + k[2] + 606105819 | 0; c = (c << 17 | c >>> 15) + d | 0; b += (c & d | ~c & a) + k[3] - 1044525330 | 0; b = (b << 22 | b >>> 10) + c | 0; a += (b & c | ~b & d) + k[4] - 176418897 | 0; a = (a << 7 | a >>> 25) + b | 0; d += (a & b | ~a & c) + k[5] + 1200080426 | 0; d = (d << 12 | d >>> 20) + a | 0; c += (d & a | ~d & b) + k[6] - 1473231341 | 0; c = (c << 17 | c >>> 15) + d | 0; b += (c & d | ~c & a) + k[7] - 45705983 | 0; b = (b << 22 | b >>> 10) + c | 0; a += (b & c | ~b & d) + k[8] + 1770035416 | 0; a = (a << 7 | a >>> 25) + b | 0; d += (a & b | ~a & c) + k[9] - 1958414417 | 0; d = (d << 12 | d >>> 20) + a | 0; c += (d & a | ~d & b) + k[10] - 42063 | 0; c = (c << 17 | c >>> 15) + d | 0; b += (c & d | ~c & a) + k[11] - 1990404162 | 0; b = (b << 22 | b >>> 10) + c | 0; a += (b & c | ~b & d) + k[12] + 1804603682 | 0; a = (a << 7 | a >>> 25) + b | 0; d += (a & b | ~a & c) + k[13] - 40341101 | 0; d = (d << 12 | d >>> 20) + a | 0; c += (d & a | ~d & b) + k[14] - 1502002290 | 0; c = (c << 17 | c >>> 15) + d | 0; b += (c & d | ~c & a) + k[15] + 1236535329 | 0; b = (b << 22 | b >>> 10) + c | 0; a += (b & d | c & ~d) + k[1] - 165796510 | 0; a = (a << 5 | a >>> 27) + b | 0; d += (a & c | b & ~c) + k[6] - 1069501632 | 0; d = (d << 9 | d >>> 23) + a | 0; c += (d & b | a & ~b) + k[11] + 643717713 | 0; c = (c << 14 | c >>> 18) + d | 0; b += (c & a | d & ~a) + k[0] - 373897302 | 0; b = (b << 20 | b >>> 12) + c | 0; a += (b & d | c & ~d) + k[5] - 701558691 | 0; a = (a << 5 | a >>> 27) + b | 0; d += (a & c | b & ~c) + k[10] + 38016083 | 0; d = (d << 9 | d >>> 23) + a | 0; c += (d & b | a & ~b) + k[15] - 660478335 | 0; c = (c << 14 | c >>> 18) + d | 0; b += (c & a | d & ~a) + k[4] - 405537848 | 0; b = (b << 20 | b >>> 12) + c | 0; a += (b & d | c & ~d) + k[9] + 568446438 | 0; a = (a << 5 | a >>> 27) + b | 0; d += (a & c | b & ~c) + k[14] - 1019803690 | 0; d = (d << 9 | d >>> 23) + a | 0; c += (d & b | a & ~b) + k[3] - 187363961 | 0; c = (c << 14 | c >>> 18) + d | 0; b += (c & a | d & ~a) + k[8] + 1163531501 | 0; b = (b << 20 | b >>> 12) + c | 0; a += (b & d | c & ~d) + k[13] - 1444681467 | 0; a = (a << 5 | a >>> 27) + b | 0; d += (a & c | b & ~c) + k[2] - 51403784 | 0; d = (d << 9 | d >>> 23) + a | 0; c += (d & b | a & ~b) + k[7] + 1735328473 | 0; c = (c << 14 | c >>> 18) + d | 0; b += (c & a | d & ~a) + k[12] - 1926607734 | 0; b = (b << 20 | b >>> 12) + c | 0; a += (b ^ c ^ d) + k[5] - 378558 | 0; a = (a << 4 | a >>> 28) + b | 0; d += (a ^ b ^ c) + k[8] - 2022574463 | 0; d = (d << 11 | d >>> 21) + a | 0; c += (d ^ a ^ b) + k[11] + 1839030562 | 0; c = (c << 16 | c >>> 16) + d | 0; b += (c ^ d ^ a) + k[14] - 35309556 | 0; b = (b << 23 | b >>> 9) + c | 0; a += (b ^ c ^ d) + k[1] - 1530992060 | 0; a = (a << 4 | a >>> 28) + b | 0; d += (a ^ b ^ c) + k[4] + 1272893353 | 0; d = (d << 11 | d >>> 21) + a | 0; c += (d ^ a ^ b) + k[7] - 155497632 | 0; c = (c << 16 | c >>> 16) + d | 0; b += (c ^ d ^ a) + k[10] - 1094730640 | 0; b = (b << 23 | b >>> 9) + c | 0; a += (b ^ c ^ d) + k[13] + 681279174 | 0; a = (a << 4 | a >>> 28) + b | 0; d += (a ^ b ^ c) + k[0] - 358537222 | 0; d = (d << 11 | d >>> 21) + a | 0; c += (d ^ a ^ b) + k[3] - 722521979 | 0; c = (c << 16 | c >>> 16) + d | 0; b += (c ^ d ^ a) + k[6] + 76029189 | 0; b = (b << 23 | b >>> 9) + c | 0; a += (b ^ c ^ d) + k[9] - 640364487 | 0; a = (a << 4 | a >>> 28) + b | 0; d += (a ^ b ^ c) + k[12] - 421815835 | 0; d = (d << 11 | d >>> 21) + a | 0; c += (d ^ a ^ b) + k[15] + 530742520 | 0; c = (c << 16 | c >>> 16) + d | 0; b += (c ^ d ^ a) + k[2] - 995338651 | 0; b = (b << 23 | b >>> 9) + c | 0; a += (c ^ (b | ~d)) + k[0] - 198630844 | 0; a = (a << 6 | a >>> 26) + b | 0; d += (b ^ (a | ~c)) + k[7] + 1126891415 | 0; d = (d << 10 | d >>> 22) + a | 0; c += (a ^ (d | ~b)) + k[14] - 1416354905 | 0; c = (c << 15 | c >>> 17) + d | 0; b += (d ^ (c | ~a)) + k[5] - 57434055 | 0; b = (b << 21 | b >>> 11) + c | 0; a += (c ^ (b | ~d)) + k[12] + 1700485571 | 0; a = (a << 6 | a >>> 26) + b | 0; d += (b ^ (a | ~c)) + k[3] - 1894986606 | 0; d = (d << 10 | d >>> 22) + a | 0; c += (a ^ (d | ~b)) + k[10] - 1051523 | 0; c = (c << 15 | c >>> 17) + d | 0; b += (d ^ (c | ~a)) + k[1] - 2054922799 | 0; b = (b << 21 | b >>> 11) + c | 0; a += (c ^ (b | ~d)) + k[8] + 1873313359 | 0; a = (a << 6 | a >>> 26) + b | 0; d += (b ^ (a | ~c)) + k[15] - 30611744 | 0; d = (d << 10 | d >>> 22) + a | 0; c += (a ^ (d | ~b)) + k[6] - 1560198380 | 0; c = (c << 15 | c >>> 17) + d | 0; b += (d ^ (c | ~a)) + k[13] + 1309151649 | 0; b = (b << 21 | b >>> 11) + c | 0; a += (c ^ (b | ~d)) + k[4] - 145523070 | 0; a = (a << 6 | a >>> 26) + b | 0; d += (b ^ (a | ~c)) + k[11] - 1120210379 | 0; d = (d << 10 | d >>> 22) + a | 0; c += (a ^ (d | ~b)) + k[2] + 718787259 | 0; c = (c << 15 | c >>> 17) + d | 0; b += (d ^ (c | ~a)) + k[9] - 343485551 | 0; b = (b << 21 | b >>> 11) + c | 0; x[0] = a + x[0] | 0; x[1] = b + x[1] | 0; x[2] = c + x[2] | 0; x[3] = d + x[3] | 0 } function md5blk(s) { var md5blks = [], i; for (i = 0; i < 64; i += 4) { md5blks[i >> 2] = s.charCodeAt(i) + (s.charCodeAt(i + 1) << 8) + (s.charCodeAt(i + 2) << 16) + (s.charCodeAt(i + 3) << 24) } return md5blks } function md5blk_array(a) { var md5blks = [], i; for (i = 0; i < 64; i += 4) { md5blks[i >> 2] = a[i] + (a[i + 1] << 8) + (a[i + 2] << 16) + (a[i + 3] << 24) } return md5blks } function md51(s) { var n = s.length, state = [1732584193, -271733879, -1732584194, 271733878], i, length, tail, tmp, lo, hi; for (i = 64; i <= n; i += 64) { md5cycle(state, md5blk(s.substring(i - 64, i))) } s = s.substring(i - 64); length = s.length; tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; for (i = 0; i < length; i += 1) { tail[i >> 2] |= s.charCodeAt(i) << (i % 4 << 3) } tail[i >> 2] |= 128 << (i % 4 << 3); if (i > 55) { md5cycle(state, tail); for (i = 0; i < 16; i += 1) { tail[i] = 0 } } tmp = n * 8; tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/); lo = parseInt(tmp[2], 16); hi = parseInt(tmp[1], 16) || 0; tail[14] = lo; tail[15] = hi; md5cycle(state, tail); return state } function md51_array(a) { var n = a.length, state = [1732584193, -271733879, -1732584194, 271733878], i, length, tail, tmp, lo, hi; for (i = 64; i <= n; i += 64) { md5cycle(state, md5blk_array(a.subarray(i - 64, i))) } a = i - 64 < n ? a.subarray(i - 64) : new Uint8Array(0); length = a.length; tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]; for (i = 0; i < length; i += 1) { tail[i >> 2] |= a[i] << (i % 4 << 3) } tail[i >> 2] |= 128 << (i % 4 << 3); if (i > 55) { md5cycle(state, tail); for (i = 0; i < 16; i += 1) { tail[i] = 0 } } tmp = n * 8; tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/); lo = parseInt(tmp[2], 16); hi = parseInt(tmp[1], 16) || 0; tail[14] = lo; tail[15] = hi; md5cycle(state, tail); return state } function rhex(n) { var s = "", j; for (j = 0; j < 4; j += 1) { s += hex_chr[n >> j * 8 + 4 & 15] + hex_chr[n >> j * 8 & 15] } return s } function hex(x) { var i; for (i = 0; i < x.length; i += 1) { x[i] = rhex(x[i]) } return x.join("") } if (hex(md51("hello")) !== "5d41402abc4b2a76b9719d911017c592") { add32 = function (x, y) { var lsw = (x & 65535) + (y & 65535), msw = (x >> 16) + (y >> 16) + (lsw >> 16); return msw << 16 | lsw & 65535 } } if (typeof ArrayBuffer !== "undefined" && !ArrayBuffer.prototype.slice) { (function () { function clamp(val, length) { val = val | 0 || 0; if (val < 0) { return Math.max(val + length, 0) } return Math.min(val, length) } ArrayBuffer.prototype.slice = function (from, to) { var length = this.byteLength, begin = clamp(from, length), end = length, num, target, targetArray, sourceArray; if (to !== undefined) { end = clamp(to, length) } if (begin > end) { return new ArrayBuffer(0) } num = end - begin; target = new ArrayBuffer(num); targetArray = new Uint8Array(target); sourceArray = new Uint8Array(this, begin, num); targetArray.set(sourceArray); return target } })() } function toUtf8(str) { if (/[\u0080-\uFFFF]/.test(str)) { str = unescape(encodeURIComponent(str)) } return str } function utf8Str2ArrayBuffer(str, returnUInt8Array) { var length = str.length, buff = new ArrayBuffer(length), arr = new Uint8Array(buff), i; for (i = 0; i < length; i += 1) { arr[i] = str.charCodeAt(i) } return returnUInt8Array ? arr : buff } function arrayBuffer2Utf8Str(buff) { return String.fromCharCode.apply(null, new Uint8Array(buff)) } function concatenateArrayBuffers(first, second, returnUInt8Array) { var result = new Uint8Array(first.byteLength + second.byteLength); result.set(new Uint8Array(first)); result.set(new Uint8Array(second), first.byteLength); return returnUInt8Array ? result : result.buffer } function hexToBinaryString(hex) { var bytes = [], length = hex.length, x; for (x = 0; x < length - 1; x += 2) { bytes.push(parseInt(hex.substr(x, 2), 16)) } return String.fromCharCode.apply(String, bytes) } function SparkMD5() { this.reset() } SparkMD5.prototype.append = function (str) { this.appendBinary(toUtf8(str)); return this }; SparkMD5.prototype.appendBinary = function (contents) { this._buff += contents; this._length += contents.length; var length = this._buff.length, i; for (i = 64; i <= length; i += 64) { md5cycle(this._hash, md5blk(this._buff.substring(i - 64, i))) } this._buff = this._buff.substring(i - 64); return this }; SparkMD5.prototype.end = function (raw) { var buff = this._buff, length = buff.length, i, tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], ret; for (i = 0; i < length; i += 1) { tail[i >> 2] |= buff.charCodeAt(i) << (i % 4 << 3) } this._finish(tail, length); ret = hex(this._hash); if (raw) { ret = hexToBinaryString(ret) } this.reset(); return ret }; SparkMD5.prototype.reset = function () { this._buff = ""; this._length = 0; this._hash = [1732584193, -271733879, -1732584194, 271733878]; return this }; SparkMD5.prototype.getState = function () { return { buff: this._buff, length: this._length, hash: this._hash } }; SparkMD5.prototype.setState = function (state) { this._buff = state.buff; this._length = state.length; this._hash = state.hash; return this }; SparkMD5.prototype.destroy = function () { delete this._hash; delete this._buff; delete this._length }; SparkMD5.prototype._finish = function (tail, length) { var i = length, tmp, lo, hi; tail[i >> 2] |= 128 << (i % 4 << 3); if (i > 55) { md5cycle(this._hash, tail); for (i = 0; i < 16; i += 1) { tail[i] = 0 } } tmp = this._length * 8; tmp = tmp.toString(16).match(/(.*?)(.{0,8})$/); lo = parseInt(tmp[2], 16); hi = parseInt(tmp[1], 16) || 0; tail[14] = lo; tail[15] = hi; md5cycle(this._hash, tail) }; SparkMD5.hash = function (str, raw) { return SparkMD5.hashBinary(toUtf8(str), raw) }; SparkMD5.hashBinary = function (content, raw) { var hash = md51(content), ret = hex(hash); return raw ? hexToBinaryString(ret) : ret }; SparkMD5.ArrayBuffer = function () { this.reset() }; SparkMD5.ArrayBuffer.prototype.append = function (arr) { var buff = concatenateArrayBuffers(this._buff.buffer, arr, true), length = buff.length, i; this._length += arr.byteLength; for (i = 64; i <= length; i += 64) { md5cycle(this._hash, md5blk_array(buff.subarray(i - 64, i))) } this._buff = i - 64 < length ? new Uint8Array(buff.buffer.slice(i - 64)) : new Uint8Array(0); return this }; SparkMD5.ArrayBuffer.prototype.end = function (raw) { var buff = this._buff, length = buff.length, tail = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], i, ret; for (i = 0; i < length; i += 1) { tail[i >> 2] |= buff[i] << (i % 4 << 3) } this._finish(tail, length); ret = hex(this._hash); if (raw) { ret = hexToBinaryString(ret) } this.reset(); return ret }; SparkMD5.ArrayBuffer.prototype.reset = function () { this._buff = new Uint8Array(0); this._length = 0; this._hash = [1732584193, -271733879, -1732584194, 271733878]; return this }; SparkMD5.ArrayBuffer.prototype.getState = function () { var state = SparkMD5.prototype.getState.call(this); state.buff = arrayBuffer2Utf8Str(state.buff); return state }; SparkMD5.ArrayBuffer.prototype.setState = function (state) { state.buff = utf8Str2ArrayBuffer(state.buff, true); return SparkMD5.prototype.setState.call(this, state) }; SparkMD5.ArrayBuffer.prototype.destroy = SparkMD5.prototype.destroy; SparkMD5.ArrayBuffer.prototype._finish = SparkMD5.prototype._finish; SparkMD5.ArrayBuffer.hash = function (arr, raw) { var hash = md51_array(new Uint8Array(arr)), ret = hex(hash); return raw ? hexToBinaryString(ret) : ret }; return SparkMD5 });