add changeLevel function, conf level and lowercase level

lib/myLogger.js

@@ -41,11 +41,12 @@ var loggerCache = {};
 function myLogger(debugLevel,logger,creationLogPath) {
 	this.logger = logger;
 	this.debugLevel= debugLevel;
-	this.allowedLevel = ['debug','info','warn','error'];
+	this.allowedLevel = ['debug','info','warn','error','conf'];
 	this.creationLogPath = creationLogPath;
 	this.creationPassed = false;
 	fs.writeFileSync(this.creationLogPath+startLog, '['+(new Date().toISOString())+"] ---Début du log de création---\n");
 	this.log = function(level, msg) {
+		level=level.toLowerCase();
 		msg = util.format.apply(util, Array.prototype.slice.call(arguments, 1));
 
 		if(msg) {
@@ -75,6 +76,9 @@ function myLogger(debugLevel,logger,creationLogPath) {
 		this.logger(msg);
 		msg=null;
 	};
+	this.changeLevel = (newDebugLevel) => {
+		this.debugLevel=newDebugLevel;
+	};
 }
 
 myLogger.createMyLogger = function(debugLevel,logger,creationLogPath) {
@@ -84,6 +88,7 @@ myLogger.createMyLogger = function(debugLevel,logger,creationLogPath) {
 		var ml = new myLogger(debugLevel,logger,creationLogPath);	
 		var log = ml.log.bind(ml);
 		log.log = ml.log;
+		log.changeLevel = ml.changeLevel.bind(ml);
 		loggerCache[debugLevel] = log;
 	}
 	return loggerCache[debugLevel];