var fs = require('fs'), global=require('./global.js'); var utils = { startWith: function(s1, s) { if (s == null || s == "" || this.length == 0 || s.length > this.length) return false; if (s1.substr(0, s.length) == s) return true; else return false; return true; }, /* Generate GUID */ getGuid: function() { var guid = ""; for (var i = 1; i <= 32; i++) { var n = Math.floor(Math.random() * 16.0).toString(16); guid += n; } return guid; }, /* add log information */ writeLog: function(log) { if(!log) return; var text = fs.readFileSync(global.logFile, "utf-8"), _newLog = text ? (text + "\r\n" + log) : log; fs.writeFile(global.logFile, _newLog, function(err){ if(err) throw err; }); } }; exports.utils=utils; |