refactored logger

@@ -12,13 +12,27 @@ exports = module.exports = function() {
       cookieParser: '',
       mongo: {
         host: 'localhost',
-        port: '27017',
-        opts: {}
+        port: 27017,
+        opts: {},
+        // faster - don't perform 2nd request to verify
+        // log message was received/saved
+        safe: false
       },
       redis: {
         host: 'localhost',
         port: 6379,
         maxAge: 24 * 60 * 60 * 1000
+      },
+      output: {
+        handleExceptions: true,
+        colorize: true,
+        prettyPrint: true,
+        level: 'info'
+      },
+      logger: {
+        'console': true,
+        mongo: false,
+        file: false,
       }
     },
     development: {
@@ -27,7 +41,7 @@ exports = module.exports = function() {
         port: 3000,
       },
       mongo: {
-        dbname: 'igloo-development',
+        db: 'igloo-development',
       },
       redis: {
         prefix: 'igloo-development'
@@ -39,10 +53,26 @@ exports = module.exports = function() {
         port: 80,
       },
       mongo: {
-        dbname: 'igloo-production',
+        db: 'igloo-production',
       },
       redis: {
         prefix: 'igloo-production'
+      },
+      output: {
+        handleExceptions: false,
+        prettyPrint: false,
+        colorize: false
+      },
+      logger: {
+        'console': false,
+        mongo: true,
+        // <https://github.com/flatiron/winston#file-transport>
+        file: {
+          filename: '/var/log/igloo.log',
+          // TODO: maxsize
+          // TODO: maxFiles
+          timestamp: true
+        }
       }
     }
   }

 
 // # logger
 
+var mergeDefaults = require('merge-defaults')
 var winston = require('winston')
+var winstonMongoDB = require('winston-mongodb')
 
 exports = module.exports = function(settings) {
 
-  var logger = module.exports = new (winston.Logger)({
-    transports: [
-      new (winston.transports.Console)({
-        colorize: true
-      })
-    ]
+  var transports = []
+
+  if (settings.logger['console'])
+    transports.push(
+      new winston.transports.Console(
+        settings.output
+      )
+    )
+
+  if (settings.logger.mongo)
+    transports.push(
+      new winstonMongoDB.MongoDB(
+        mergeDefaults(
+          settings.output,
+          settings.mongo
+        )
+      )
+    )
+
+  if (settings.logger.file)
+    transports.push(
+      new winston.transports.File(
+        mergeDefaults(
+          settings.output,
+          settings.logger.file
+        )
+      )
+    )
+
+  var logger = new winston.Logger({
+    transports: transports
   })
 
   return logger