daemon_logger.rb in game-server-0.4.0

- old
+ new
@@ -1,17 +1,64 @@
-module DaemonLogger
-  def init_logger
-    return if @logger
-    file = File.open(log_file_path, 'a')
+class DaemonLogger
+  include Singleton
+  attr_writer :logger
+  
+  class NullLogger
+    def method_missing(*args, &block)
+      p @args
+    end
+  end
+  
+  
+  def init(params)
+    raise TypeError.new(":log_file_path required") unless params[:log_file_path]
+    file = File.open(params[:log_file_path], 'a')
     file.sync = true
-    @logger = Logger.new(file)
-    @logger.level = Logger::DEBUG
-    @logger.formatter = Logger::Formatter.new
-    @logger.datetime_format = "%y-%m-%d %H:%M:%S.%L"
+    self.logger = Logger.new(file)
+    logger.level = Logger::DEBUG
+    logger.formatter = Logger::Formatter.new
+    logger.datetime_format = "%y-%m-%d %H:%M:%S.%L"
   end
+  
+  def self.init(*params)
+    instance.init(*params)
+  end
 
   def logger
-    init_logger
-    @logger
+    if @logger
+      @logger
+    else
+      warn 'Logger not initialized yet, run init with :log_file_path' 
+      NullLogger.new
+    end
+  end
+  
+  module Mixins
+    
+    def log(message, log_type = :info)
+      puts "#{Time.now} #{log_type} #{message}"
+      DaemonLogger.instance.logger.send(log_type, message)
+    end
+    
+    def log_exception(exception, send_mail = true, additional_info = "")
+      message = <<"EOF"
+Exception was raised #{exception}
+#{additional_info}
+
+BACKTRACE:
+#{exception.backtrace.join("\n")}
+EOF
+      puts "SENDING MAIL" if send_mail
+      log(message, :error)
+    end
+    
+    def with_exception_logging
+      yield
+    rescue => e
+      log_exception e, send_mail = true, additional_info = 'WITH EXCEPTION LOGGING CRITICAL ERROR'
+      raise e
+    end
+    
+    
   end
 
 end