Class: Cfruby::Script::Observer

Inherits:
Object
  • Object
show all
Defined in:
lib/libcfruby/cfrubyscript.rb

Overview

Defines a basic Observer to the cfrubycontroller that is set implicitly when cfrubyscript is required

Instance Method Summary collapse

Constructor Details

#initialize(filename, level) ⇒ Observer

Returns a new instance of Observer.



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# File 'lib/libcfruby/cfrubyscript.rb', line 214

def initialize(filename, level)
  
  @levelmap = Hash.new()
  @levelmap['intention'] = 4
  @levelmap['debug'] = 4
  @levelmap['verbose'] = 3
  @levelmap['info'] = 2
  @levelmap['warn'] = 1
  @levelmap['error'] = 0
  @levelmap['fatal'] = 0
  
  @reverselevelmap = Hash.new()
  @reverselevelmap[4] = 'debug'
  @reverselevelmap[3] = 'verbose'
  @reverselevelmap[2] = 'info'
  
  if(level.kind_of?(Numeric))
    level = level.to_i()
    if(level < 0 or level > 4)
      raise(ArgumentError, "log level must be between 0 and 4")
    end
  else
    case(level)
      when('debug')
        level = 4
      when('verbose')
        level = 3
      when('info')
        level = 2
      when('warn')
        level = 1
      when('error')
        level = 0
      when('fatal')
        level = 0
      else
        raise(ArgumentError, "Unknown log level \"#{level}\"")
    end
  end

  @level = Array.new()
  @level << 'exception'
  if(level > 0)
    @level << 'warn'
  end
  if(level > 1)
    @level << 'info'
  end
  if(level > 2)
    @level << 'verbose'
  end
  if(level > 3)
    @level << 'debug'
    @level << 'intention'
  end

  if(filename == nil)
    @logger = Logger.new(STDOUT)
  else
    @logger = Logger.new(filename, 5, 1048576)
  end
  @errlogger = Logger.new(STDERR)
end

Instance Method Details

#handle_message(message) ⇒ Object 



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# File 'lib/libcfruby/cfrubyscript.rb', line 278

def handle_message(message)
  messagelevel = message.type

  # increase the level of the message based on the call depth if it is info or higher
  # and it is a finished attempt
  currentlevel = @levelmap[message.type].to_i()
  if(message.tags.has_key?('attemptdone'))
    bumplevel = calculate_bump(message.caller) - 1
    if(bumplevel > 0)
      newlevel = currentlevel + bumplevel
      if(newlevel > 4)
        messagelevel = 'debug'
      else
        messagelevel = @reverselevelmap[newlevel] 
      end
    end
  end

  if(@level.include?(messagelevel))
    @logger << "#{Time.now.strftime("%Y-%m-%d %H:%M")} - (#{messagelevel}) #{message.message}\n"
  end
  
  # handle install messages special-like
  if(message.tags.has_key?('install') and message.type == 'intention')
    @logger << "#{Time.now.strftime("%Y-%m-%d %H:%M")} - (#{message.type}) #{message.message}\n"
  end

  if(message.type == 'exception')
    @errlogger << "#{Time.now.strftime("%Y-%m-%d %H:%M")} - (#{message.type}) #{message.message}\n"
  end
end