zx_flk_app/common/base64.js

//
// THIS FILE IS AUTOMATICALLY GENERATED! DO NOT EDIT BY HAND!
//
;

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : typeof define === 'function' && define.amd ? define(factory) : // cf. https://github.com/dankogai/js-base64/issues/119
  function () {
    // existing version for noConflict()
    var _Base64 = global.Base64;
    var gBase64 = factory();

    gBase64.noConflict = function () {
      global.Base64 = _Base64;
      return gBase64;
    };

    if (global.Meteor) {
      // Meteor.js
      Base64 = gBase64;
    }

    global.Base64 = gBase64;
  }();
})(typeof self !== 'undefined' ? self : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : this, function () {
  'use strict';
  /**
   *  base64.ts
   *
   *  Licensed under the BSD 3-Clause License.
   *    http://opensource.org/licenses/BSD-3-Clause
   *
   *  References:
   *    http://en.wikipedia.org/wiki/Base64
   *
   * @author Dan Kogai (https://github.com/dankogai)
   */

  var version = '3.7.2';
  /**
   * @deprecated use lowercase `version`.
   */

  var VERSION = version;

  var _hasatob = typeof atob === 'function';

  var _hasbtoa = typeof btoa === 'function';

  var _hasBuffer = typeof Buffer === 'function';

  var _TD = typeof TextDecoder === 'function' ? new TextDecoder() : undefined;

  var _TE = typeof TextEncoder === 'function' ? new TextEncoder() : undefined;

  var b64ch = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=';
  var b64chs = Array.prototype.slice.call(b64ch);

  var b64tab = function (a) {
    var tab = {};
    a.forEach(function (c, i) {
      return tab[c] = i;
    });
    return tab;
  }(b64chs);

  var b64re = /^(?:[A-Za-z\d+\/]{4})*?(?:[A-Za-z\d+\/]{2}(?:==)?|[A-Za-z\d+\/]{3}=?)?$/;

  var _fromCC = String.fromCharCode.bind(String);

  var _U8Afrom = typeof Uint8Array.from === 'function' ? Uint8Array.from.bind(Uint8Array) : function (it, fn) {
    if (fn === void 0) {
      fn = function (x) {
        return x;
      };
    }

    return new Uint8Array(Array.prototype.slice.call(it, 0).map(fn));
  };

  var _mkUriSafe = function (src) {
    return src.replace(/=/g, '').replace(/[+\/]/g, function (m0) {
      return m0 == '+' ? '-' : '_';
    });
  };

  var _tidyB64 = function (s) {
    return s.replace(/[^A-Za-z0-9\+\/]/g, '');
  };
  /**
   * polyfill version of `btoa`
   */


  var btoaPolyfill = function (bin) {
    // console.log('polyfilled');
    var u32,
        c0,
        c1,
        c2,
        asc = '';
    var pad = bin.length % 3;

    for (var i = 0; i < bin.length;) {
      if ((c0 = bin.charCodeAt(i++)) > 255 || (c1 = bin.charCodeAt(i++)) > 255 || (c2 = bin.charCodeAt(i++)) > 255) throw new TypeError('invalid character found');
      u32 = c0 << 16 | c1 << 8 | c2;
      asc += b64chs[u32 >> 18 & 63] + b64chs[u32 >> 12 & 63] + b64chs[u32 >> 6 & 63] + b64chs[u32 & 63];
    }

    return pad ? asc.slice(0, pad - 3) + "===".substring(pad) : asc;
  };
  /**
   * does what `window.btoa` of web browsers do.
   * @param {String} bin binary string
   * @returns {string} Base64-encoded string
   */


  var _btoa = _hasbtoa ? function (bin) {
    return btoa(bin);
  } : _hasBuffer ? function (bin) {
    return Buffer.from(bin, 'binary').toString('base64');
  } : btoaPolyfill;

  var _fromUint8Array = _hasBuffer ? function (u8a) {
    return Buffer.from(u8a).toString('base64');
  } : function (u8a) {
    // cf. https://stackoverflow.com/questions/12710001/how-to-convert-uint8-array-to-base64-encoded-string/12713326#12713326
    var maxargs = 0x1000;
    var strs = [];

    for (var i = 0, l = u8a.length; i < l; i += maxargs) {
      strs.push(_fromCC.apply(null, u8a.subarray(i, i + maxargs)));
    }

    return _btoa(strs.join(''));
  };
  /**
   * converts a Uint8Array to a Base64 string.
   * @param {boolean} [urlsafe] URL-and-filename-safe a la RFC4648 §5
   * @returns {string} Base64 string
   */


  var fromUint8Array = function (u8a, urlsafe) {
    if (urlsafe === void 0) {
      urlsafe = false;
    }

    return urlsafe ? _mkUriSafe(_fromUint8Array(u8a)) : _fromUint8Array(u8a);
  }; // This trick is found broken https://github.com/dankogai/js-base64/issues/130
  // const utob = (src: string) => unescape(encodeURIComponent(src));
  // reverting good old fationed regexp


  var cb_utob = function (c) {
    if (c.length < 2) {
      var cc = c.charCodeAt(0);
      return cc < 0x80 ? c : cc < 0x800 ? _fromCC(0xc0 | cc >>> 6) + _fromCC(0x80 | cc & 0x3f) : _fromCC(0xe0 | cc >>> 12 & 0x0f) + _fromCC(0x80 | cc >>> 6 & 0x3f) + _fromCC(0x80 | cc & 0x3f);
    } else {
      var cc = 0x10000 + (c.charCodeAt(0) - 0xD800) * 0x400 + (c.charCodeAt(1) - 0xDC00);
      return _fromCC(0xf0 | cc >>> 18 & 0x07) + _fromCC(0x80 | cc >>> 12 & 0x3f) + _fromCC(0x80 | cc >>> 6 & 0x3f) + _fromCC(0x80 | cc & 0x3f);
    }
  };

  var re_utob = /[\uD800-\uDBFF][\uDC00-\uDFFFF]|[^\x00-\x7F]/g;
  /**
   * @deprecated should have been internal use only.
   * @param {string} src UTF-8 string
   * @returns {string} UTF-16 string
   */

  var utob = function (u) {
    return u.replace(re_utob, cb_utob);
  }; //


  var _encode = _hasBuffer ? function (s) {
    return Buffer.from(s, 'utf8').toString('base64');
  } : _TE ? function (s) {
    return _fromUint8Array(_TE.encode(s));
  } : function (s) {
    return _btoa(utob(s));
  };
  /**
   * converts a UTF-8-encoded string to a Base64 string.
   * @param {boolean} [urlsafe] if `true` make the result URL-safe
   * @returns {string} Base64 string
   */


  var encode = function (src, urlsafe) {
    if (urlsafe === void 0) {
      urlsafe = false;
    }

    return urlsafe ? _mkUriSafe(_encode(src)) : _encode(src);
  };
  /**
   * converts a UTF-8-encoded string to URL-safe Base64 RFC4648 §5.
   * @returns {string} Base64 string
   */


  var encodeURI = function (src) {
    return encode(src, true);
  }; // This trick is found broken https://github.com/dankogai/js-base64/issues/130
  // const btou = (src: string) => decodeURIComponent(escape(src));
  // reverting good old fationed regexp


  var re_btou = /[\xC0-\xDF][\x80-\xBF]|[\xE0-\xEF][\x80-\xBF]{2}|[\xF0-\xF7][\x80-\xBF]{3}/g;

  var cb_btou = function (cccc) {
    switch (cccc.length) {
      case 4:
        var cp = (0x07 & cccc.charCodeAt(0)) << 18 | (0x3f & cccc.charCodeAt(1)) << 12 | (0x3f & cccc.charCodeAt(2)) << 6 | 0x3f & cccc.charCodeAt(3),
            offset = cp - 0x10000;
        return _fromCC((offset >>> 10) + 0xD800) + _fromCC((offset & 0x3FF) + 0xDC00);

      case 3:
        return _fromCC((0x0f & cccc.charCodeAt(0)) << 12 | (0x3f & cccc.charCodeAt(1)) << 6 | 0x3f & cccc.charCodeAt(2));

      default:
        return _fromCC((0x1f & cccc.charCodeAt(0)) << 6 | 0x3f & cccc.charCodeAt(1));
    }
  };
  /**
   * @deprecated should have been internal use only.
   * @param {string} src UTF-16 string
   * @returns {string} UTF-8 string
   */


  var btou = function (b) {
    return b.replace(re_btou, cb_btou);
  };
  /**
   * polyfill version of `atob`
   */


  var atobPolyfill = function (asc) {
    // console.log('polyfilled');
    asc = asc.replace(/\s+/g, '');
    if (!b64re.test(asc)) throw new TypeError('malformed base64.');
    asc += '=='.slice(2 - (asc.length & 3));
    var u24,
        bin = '',
        r1,
        r2;

    for (var i = 0; i < asc.length;) {
      u24 = b64tab[asc.charAt(i++)] << 18 | b64tab[asc.charAt(i++)] << 12 | (r1 = b64tab[asc.charAt(i++)]) << 6 | (r2 = b64tab[asc.charAt(i++)]);
      bin += r1 === 64 ? _fromCC(u24 >> 16 & 255) : r2 === 64 ? _fromCC(u24 >> 16 & 255, u24 >> 8 & 255) : _fromCC(u24 >> 16 & 255, u24 >> 8 & 255, u24 & 255);
    }

    return bin;
  };
  /**
   * does what `window.atob` of web browsers do.
   * @param {String} asc Base64-encoded string
   * @returns {string} binary string
   */


  var _atob = _hasatob ? function (asc) {
    return atob(_tidyB64(asc));
  } : _hasBuffer ? function (asc) {
    return Buffer.from(asc, 'base64').toString('binary');
  } : atobPolyfill; //


  var _toUint8Array = _hasBuffer ? function (a) {
    return _U8Afrom(Buffer.from(a, 'base64'));
  } : function (a) {
    return _U8Afrom(_atob(a), function (c) {
      return c.charCodeAt(0);
    });
  };
  /**
   * converts a Base64 string to a Uint8Array.
   */


  var toUint8Array = function (a) {
    return _toUint8Array(_unURI(a));
  }; //


  var _decode = _hasBuffer ? function (a) {
    return Buffer.from(a, 'base64').toString('utf8');
  } : _TD ? function (a) {
    return _TD.decode(_toUint8Array(a));
  } : function (a) {
    return btou(_atob(a));
  };

  var _unURI = function (a) {
    return _tidyB64(a.replace(/[-_]/g, function (m0) {
      return m0 == '-' ? '+' : '/';
    }));
  };
  /**
   * converts a Base64 string to a UTF-8 string.
   * @param {String} src Base64 string.  Both normal and URL-safe are supported
   * @returns {string} UTF-8 string
   */


  var decode = function (src) {
    return _decode(_unURI(src));
  };
  /**
   * check if a value is a valid Base64 string
   * @param {String} src a value to check
    */


  var isValid = function (src) {
    if (typeof src !== 'string') return false;
    var s = src.replace(/\s+/g, '').replace(/={0,2}$/, '');
    return !/[^\s0-9a-zA-Z\+/]/.test(s) || !/[^\s0-9a-zA-Z\-_]/.test(s);
  }; //


  var _noEnum = function (v) {
    return {
      value: v,
      enumerable: false,
      writable: true,
      configurable: true
    };
  };
  /**
   * extend String.prototype with relevant methods
   */


  var extendString = function () {
    var _add = function (name, body) {
      return Object.defineProperty(String.prototype, name, _noEnum(body));
    };

    _add('fromBase64', function () {
      return decode(this);
    });

    _add('toBase64', function (urlsafe) {
      return encode(this, urlsafe);
    });

    _add('toBase64URI', function () {
      return encode(this, true);
    });

    _add('toBase64URL', function () {
      return encode(this, true);
    });

    _add('toUint8Array', function () {
      return toUint8Array(this);
    });
  };
  /**
   * extend Uint8Array.prototype with relevant methods
   */


  var extendUint8Array = function () {
    var _add = function (name, body) {
      return Object.defineProperty(Uint8Array.prototype, name, _noEnum(body));
    };

    _add('toBase64', function (urlsafe) {
      return fromUint8Array(this, urlsafe);
    });

    _add('toBase64URI', function () {
      return fromUint8Array(this, true);
    });

    _add('toBase64URL', function () {
      return fromUint8Array(this, true);
    });
  };
  /**
   * extend Builtin prototypes with relevant methods
   */


  var extendBuiltins = function () {
    extendString();
    extendUint8Array();
  };

  var gBase64 = {
    version: version,
    VERSION: VERSION,
    atob: _atob,
    atobPolyfill: atobPolyfill,
    btoa: _btoa,
    btoaPolyfill: btoaPolyfill,
    fromBase64: decode,
    toBase64: encode,
    encode: encode,
    encodeURI: encodeURI,
    encodeURL: encodeURI,
    utob: utob,
    btou: btou,
    decode: decode,
    isValid: isValid,
    fromUint8Array: fromUint8Array,
    toUint8Array: toUint8Array,
    extendString: extendString,
    extendUint8Array: extendUint8Array,
    extendBuiltins: extendBuiltins
  }; //
  // export Base64 to the namespace
  //
  // ES5 is yet to have Object.assign() that may make transpilers unhappy.
  // gBase64.Base64 = Object.assign({}, gBase64);

  gBase64.Base64 = {};
  Object.keys(gBase64).forEach(function (k) {
    return gBase64.Base64[k] = gBase64[k];
  });
  return gBase64;
});