Class: Appserver::Configurator

Inherits:
Struct
  • Object
show all
Defined in:
lib/appserver/configurator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config_file, global_keys = nil, context_keys = nil) ⇒ Configurator

Returns a new instance of Configurator.



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# File 'lib/appserver/configurator.rb', line 4

def initialize (config_file, global_keys = nil, context_keys = nil)
  self.settings = {}
  self.global_keys = global_keys
  self.context_keys = context_keys
  instance_eval(File.read(config_file), config_file) if config_file
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(method, *args) ⇒ Object (protected) 



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# File 'lib/appserver/configurator.rb', line 31

def method_missing (method, *args)
  return super if !@context && global_keys && !global_keys.include?(method)
  return super if @context && context_keys && !context_keys.include?(method)
  self.settings[@context] ||= {}
  self.settings[@context][method] = args[0] if args.size > 0
end

Instance Attribute Details

#context_keys ⇒ Object

Returns the value of attribute context_keys

Returns:

  • (Object) —

    the current value of context_keys



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# File 'lib/appserver/configurator.rb', line 2

def context_keys
  @context_keys
end

#global_keys ⇒ Object

Returns the value of attribute global_keys

Returns:

  • (Object) —

    the current value of global_keys



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# File 'lib/appserver/configurator.rb', line 2

def global_keys
  @global_keys
end

#settings ⇒ Object

Returns the value of attribute settings

Returns:

  • (Object) —

    the current value of settings



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# File 'lib/appserver/configurator.rb', line 2

def settings
  @settings
end

Instance Method Details

#apply!(target, context = nil) ⇒ Object 



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# File 'lib/appserver/configurator.rb', line 11

def apply! (target, context = nil)
  settings = (self.settings[nil] || {}).dup
  settings.update(self.settings[context] || {}) if context
  target.class.const_get(:SETTINGS_DEFAULTS).each do |key, default_value|
    value = settings[key] || default_value
    value = File.expand_path(value, target.path) if value && target.class.const_get(:SETTINGS_EXPAND).include?(key)
    target.send("#{key}=", value)
  end
end

#context(context) ⇒ Object Also known as: app 



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# File 'lib/appserver/configurator.rb', line 21

def context (context)
  saved_context = @context
  @context = context.to_s
  yield
  @context = saved_context
end