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- /*! https://mths.be/base64 v0.1.0 by @mathias | MIT license */
- (function(root){var freeExports=typeof exports=="object"&&exports;var freeModule=typeof module=="object"&&module&&module.exports==freeExports&&module;var freeGlobal=typeof global=="object"&&global;if(freeGlobal.global===freeGlobal||freeGlobal.window===freeGlobal){root=freeGlobal}var InvalidCharacterError=function(message){this.message=message};InvalidCharacterError.prototype=new Error;InvalidCharacterError.prototype.name="InvalidCharacterError";var error=function(message){throw new InvalidCharacterError(message)};var TABLE="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";var REGEX_SPACE_CHARACTERS=/[\t\n\f\r ]/g;var decode=function(input){input=String(input).replace(REGEX_SPACE_CHARACTERS,"");var length=input.length;if(length%4==0){input=input.replace(/==?$/,"");length=input.length}if(length%4==1||/[^+a-zA-Z0-9/]/.test(input)){error("Invalid character: the string to be decoded is not correctly encoded.")}var bitCounter=0;var bitStorage;var buffer;var output="";var position=-1;while(++position<length){buffer=TABLE.indexOf(input.charAt(position));bitStorage=bitCounter%4?bitStorage*64+buffer:buffer;if(bitCounter++%4){output+=String.fromCharCode(255&bitStorage>>(-2*bitCounter&6))}}return output};var encode=function(input){input=String(input);if(/[^\0-\xFF]/.test(input)){error("The string to be encoded contains characters outside of the "+"Latin1 range.")}var padding=input.length%3;var output="";var position=-1;var a;var b;var c;var d;var buffer;var length=input.length-padding;while(++position<length){a=input.charCodeAt(position)<<16;b=input.charCodeAt(++position)<<8;c=input.charCodeAt(++position);buffer=a+b+c;output+=(TABLE.charAt(buffer>>18&63)+TABLE.charAt(buffer>>12&63)+TABLE.charAt(buffer>>6&63)+TABLE.charAt(buffer&63))}if(padding==2){a=input.charCodeAt(position)<<8;b=input.charCodeAt(++position);buffer=a+b;output+=(TABLE.charAt(buffer>>10)+TABLE.charAt((buffer>>4)&63)+TABLE.charAt((buffer<<2)&63)+"=")}else{if(padding==1){buffer=input.charCodeAt(position);output+=(TABLE.charAt(buffer>>2)+TABLE.charAt((buffer<<4)&63)+"==")}}return output};var base64={"encode":encode,"decode":decode,"version":"0.1.0"};if(typeof define=="function"&&typeof define.amd=="object"&&define.amd){define(function(){return base64})}else{if(freeExports&&!freeExports.nodeType){if(freeModule){freeModule.exports=base64}else{for(var key in base64){base64.hasOwnProperty(key)&&(freeExports[key]=base64[key])}}}else{root.base64=base64}}}(this));
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