make logger output configurable

lib/livecss.coffee

@@ -62,7 +62,7 @@ class LiveUpdateMixin
 
   liveUpdate: (cssmanager, userio) ->
     if @production
-      console.log "Not activating live update in production"
+      @logger.info "Not activating live update in production"
       return
 
     if not @app
@@ -73,7 +73,7 @@ class LiveUpdateMixin
 
     listener = if @server then @server else @app
     listener.on "listening", =>
-      console.log "Activating CSS updater"
+      @logger.info "Activating CSS updater"
 
       for k, pile of cssmanager.piles
         for codeOb in pile.code
@@ -82,9 +82,9 @@ class LiveUpdateMixin
 
   _watch: (pile, codeOb) ->
     return unless codeOb.type is "file"
-    console.log "watching #{ codeOb.filePath } for changes"
+    @logger.info "watching #{ codeOb.filePath } for changes"
     fs.watch codeOb.filePath, =>
-      console.log "updated", codeOb.filePath
+      @logger.info "updated", codeOb.filePath
       @io.emit "update", codeOb.getId()
 
 # For testing
@@ -95,5 +95,5 @@ if socketio?
 else
   module.exports = class LiveUpdateDisabled
     liveUpdate: ->
-      console.log "No socket.io installed. Live update won't work."
+      @logger.error "No socket.io installed. Live update won't work."
 

lib/logger.coffee

@@ -0,0 +1,8 @@
+# Basic Logger functionality
+exports.debug    = console.debug
+exports.notice   = console.log
+exports.info     = console.info
+exports.warn     = console.warn
+exports.warning  = console.warn
+exports.error    = console.error
+exports.critical = console.error

lib/piler.coffee

@@ -10,6 +10,7 @@ async = require "async"
 OB = require "./serialize"
 compilers = require "./compilers"
 assetUrlParse = require "./asseturlparse"
+logger = require "./logger"
 
 toGlobals = (globals) ->
   code = ""
@@ -149,7 +150,7 @@ class BasePile
 
   warnPiledUp: (fnname) ->
     if @piledUp
-      console.log "Warning pile #{ @name } has been already piled up. Calling #{ fnname } does not do anything."
+      @logger.warn "Warning pile #{ @name } has been already piled up. Calling #{ fnname } does not do anything."
 
   pileUp: (cb) ->
     @piledUp = true
@@ -242,6 +243,9 @@ class PileManager
   constructor: (@settings) ->
     @production = @settings.production
     @settings.urlRoot ?= "/pile/"
+    @logger = @settings.logger || logger
+
+
 
     @piles =
       global: new @Type "global", @production, @settings.urlRoot
@@ -266,6 +270,8 @@ class PileManager
     pile.addUrl url
 
   pileUp: ->
+    logger = @logger
+    logger.notice "Start assets generation for '#{ @Type::ext }'"
     for name, pile of @piles then do (pile) =>
       pile.pileUp (err, code) =>
         throw err if err
@@ -275,7 +281,7 @@ class PileManager
 
           fs.writeFile outputPath, code, (err) ->
             throw err if err
-            console.log "Wrote #{ pile.ext } pile #{ pile.name } to #{ outputPath }"
+            logger.info "Wrote #{ pile.ext } pile #{ pile.name } to #{ outputPath }"
 
   getSources: (namespaces...) ->
     if typeof _.last(namespaces) is "object"