Added dictionary.js

A key generator that uses a dictionary to create its keys
This commit is contained in:
Klas af Geijerstam 2017-06-26 17:17:52 +02:00 committed by GitHub
parent 5a8697cdd8
commit e54a860172

View file

@ -0,0 +1,37 @@
var rand = require('random-js');
var fs = require('fs')
var dictionary;
var randomEngine;
var random;
var DictionaryGenerator = function(options) {
//Options
if (!options)
return done(Error('No options passed to generator'));
if(!options.path)
return done(Error('No dictionary path specified in options'));
//Load dictionary
fs.readFile(options.path,'utf8',(err,data) => {
if(err) throw err;
dictionary = data.split(',');
//Remove any non alpha-numeric characters
for(var i = 0; i < dictionary.length; i++){
dictionary[i] = dictionary[i].replace(/\W/g,'');
}
random = rand.integer(0,dictionary.length);
randomEngine = rand.engines.nativeMath;
});
};
//Generates a dictionary-based key, of keyLength words
DictionaryGenerator.prototype.createKey = function(keyLength) {
var text = '';
for(var i = 0; i < keyLength; i++)
text += dictionary[random(randomEngine)];
return text;
};
module.exports = DictionaryGenerator;