Contents

module Lina
  class ApplicationController < ::ApplicationController

    def send_action(method_name, *args)
      block = self.class.action_block(method_name)
      schema = self.class.action_schema(method_name)
      if block
        Lina::Validator.params_check(schema[:params], params)
        ret = self.instance_exec(*args, &_convert_to_lambda(&block))
        default_render unless performed?
        Lina::Validator.return_check(schema[:return], response.body)
        ret
      else
        super
      end
    end

    before_filter :default_format_json

    private

    def default_format_json
      request.format = 'json' unless params[:format]
    end

    def _convert_to_lambda(&block)
      self.define_singleton_method(:_, &block)
      return self.method(:_).to_proc
    end

    class << self
      _actions = {}
      def define_action(name, schema={}, &block)
        Lina::Validator.api_spec_check(Lina::Schema.argument, schema)
        _actions[name] = { schema: schema, block: block }
      end

      def action_methods
        @@action_methods = begin
                             methods = (api_actions + public_instance_methods(true) -
                                        internal_methods +
                                        public_instance_methods(false)).uniq.map { |x| x.to_s } -
                             hidden_actions.to_a
                             Set.new(methods.reject { |method| method =~ /_one_time_conditions/ })
                           end
      end

      # 所有支持的 API 列表
      def api_actions
        _actions.keys
      end

      # 返回所有实例
      def api_action_instances
        _actions
      end

      def action_schema(name)
        _actions[name.to_sym] && _actions[name.to_sym][:schema]
      end

      def action_block(name)
        _actions[name.to_sym] && _actions[name.to_sym][:block]
      end

      def _actions
        @actions ||= {}
      end
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
lina-0.0.4	app/controllers/lina/application_controller.rb
lina-0.0.3	app/controllers/lina/application_controller.rb