Class: GameMachine::Actor::Reloadable

Inherits:
Object
  • Object
show all
Defined in:
lib/game_machine/actor/reloadable.rb

Class Method Summary collapse

Class Method Details

.actor_changed?(name) ⇒ Boolean

Returns:



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# File 'lib/game_machine/actor/reloadable.rb', line 71

def actor_changed?(name)
  path = File.basename(name.underscore)
  if fileinfo = paths.fetch(path,nil)
    if fileinfo[:changed]
      return true
    end
  end
  false
end

.games_root ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 24

def games_root
  File.join(GameMachine.app_root,'/games')
end

.paths ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 8

def paths
  if @paths
    @paths
  else
    @paths = java.util.concurrent.ConcurrentHashMap.new
  end
end

.register(name) ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 29

def register(name)
  registered_actors[File.basename(name.underscore)] = name
end

.registered_actors ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 16

def registered_actors
  if @registered_actors
    @registered_actors
  else
    @registered_actors = java.util.concurrent.ConcurrentHashMap.new
  end
end

.reload_actor(basename) ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 33

def reload_actor(basename)
  if klassname = registered_actors.fetch(basename,nil)
    Base.find(klassname).tell('reload_because_changed')
  end
end

.reload_if_changed(name) ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 81

def reload_if_changed(name)
  filename = File.basename(name.underscore)
  if fileinfo = paths.fetch(filename,nil)
    if fileinfo[:changed]
      GameMachine.logger.info "Reloading #{name} (#{fileinfo[:file]})"
      path = fileinfo[:file]
      klassname = name.split('::').last
      module_name = name.sub("::#{klassname}",'')
      module_name.constantize.send(:remove_const,klassname.to_sym)
      load "#{path}"
      fileinfo[:changed] = false
    else
      GameMachine.logger.info "Not reloading #{name} as it has not changed"
    end
  else
    GameMachine.logger.info "#{filename} not found in watch list"
  end
end

.update_paths(first_run = false) ⇒ Object 



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# File 'lib/game_machine/actor/reloadable.rb', line 39

def update_paths(first_run=false)
  Dir.glob(File.join(games_root,'**','*.rb')).each do |file|
    mtime = File.mtime(file)
    basename = File.basename(file,'.rb')

    # existing file
    if fileinfo = paths.fetch(basename,nil)
      if mtime != fileinfo[:mtime]
        fileinfo[:changed] = true
        fileinfo[:mtime] = mtime
        GameMachine.logger.info "Game actor #{basename} changed"
        reload_actor(basename)
      end

    # new file
    else
      File.open(file,'rb') do |f|
        str = f.read
        if str.match(/Actor\:\:Development/)
          fileinfo = {:changed => true, :file => file, :mtime => mtime}
          if first_run
            fileinfo[:changed] = false
          end
          GameMachine.logger.info "Game actor #{basename} added to watch list changed=#{fileinfo[:changed]}"
          paths[basename] = fileinfo
        end
      end
    end

  end
end