Module: StatusManager::ClassMethods

Defined in:
lib/status-manager.rb

Instance Method Summary collapse

Instance Method Details

#attr_as_status(status_attribute, status_sets = {}) ⇒ Object 



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# File 'lib/status-manager.rb', line 17

def attr_as_status (status_attribute, status_sets={})
	status_store = StatusStore.new(status_attribute, status_sets)
	status_store_list.add(status_store)

	scope "#{status_store.attribute_name}", lambda{ | status |
		if status_store.status?(status)
			where("#{self.table_name}.#{status_store.attribute_name.to_s}" => status_store_list.get(status_store.attribute_name).value(status))
		elsif status_store.group_status?(status)
			where("#{self.table_name}.#{status_store.attribute_name} in (?)", status_store.get_group_status_sets(status).values)
		end
	}

	status_store.status_sets.each do |key, value|
		#active_record scope setting
		scope "#{status_store.attribute_name}_#{key}", where("#{self.table_name}.#{status_store.attribute_name}" => value)

		#status check method
		define_method "#{status_store.attribute_name}_#{key}?" do 
			self.send("#{status_store.attribute_name}") == value
		end

		define_method "#{status_store.attribute_name}_was_#{key}?" do 
			self.send("#{status_store.attribute_name}_was") == value
		end

		#update status
		define_method "update_#{status_store.attribute_name}_to_#{key}" do 
			self.update_attributes("#{status_store.attribute_name}" => "#{value}")
		end

		define_method "#{status_store.attribute_name}_to_#{key}" do 
			self.send("#{status_store.attribute_name}=", value)
		end
	end

	#status check method
	define_method "#{status_store.attribute_name}?" do |status|
		self.send("#{status_store.attribute_name}_#{status}?")
	end

	define_method "#{status_store.attribute_name}_was?" do |status|
		self.send("#{status_store.attribute_name}_was_#{status}?")
	end

	#status setter (do not override attr_accessible)
	define_method "#{status_store.attribute_name}_to" do |status|
		status_value = self.class.status_store_list.get(status_store.attribute_name).value(status)
		self.send("#{status_store.attribute_name}=", status_value)
	end

	# update status
	define_method "update_#{status_store.attribute_name}_to" do |status|
		self.update_attributes(status_attribute.to_sym => self.class.status_store_list.get(status_store.attribute_name).value(status))
	end

	#get status list
	define_singleton_method "#{status_store.attribute_name.to_s.pluralize}" do
		self.class.status_store_list.get(status_attribute).status_sets
	end
end

#status_store_list ⇒ Object 



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# File 'lib/status-manager.rb', line 78

def status_store_list
	if self.class_variable_defined?(:@@status_store_list)
		self.class_variable_get(:@@status_store_list)
	else
		self.class_variable_set(:@@status_store_list, StatusStoreList.new)
	end
end