Contents

require File.join(File.dirname(__FILE__), 'controller_extensions', 'generators')

module Acl9
  module ControllerExtensions
    def self.included(base)
      base.extend(ClassMethods)
    end

    module ClassMethods
      def access_control(*args, &block)
        opts = args.extract_options!

        case args.size
        when 0 then true
        when 1
          meth = args.first

          if meth.is_a? Symbol
            opts[:as_method] = meth
          else
            raise ArgumentError, "access_control argument must be a :symbol!"
          end
        else
          raise ArgumentError, "Invalid arguments for access_control"
        end

        subject_method = opts[:subject_method] || Acl9::config[:default_subject_method]

        raise ArgumentError, "Block must be supplied to access_control" unless block

        filter = opts[:filter]
        filter = true if filter.nil?

        case helper = opts[:helper]
        when true
          raise ArgumentError, "you should specify :helper => :method_name" if !opts[:as_method]
        when nil then nil
        else
          if opts[:as_method]
            raise ArgumentError, "you can't specify both method name and helper name" 
          else
            opts[:as_method] = helper
            filter = false
          end
        end

        method = opts[:as_method]

        generator = case
                    when method && filter
                      Acl9::Dsl::Generators::FilterMethod.new(subject_method, method)
                    when method && !filter
                      Acl9::Dsl::Generators::BooleanMethod.new(subject_method, method)
                    else
                      Acl9::Dsl::Generators::FilterLambda.new(subject_method)
                    end

        generator.acl_block!(&block)
        
        generator.install_on(self, opts)
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
be9-acl9-0.10.0	lib/acl9/controller_extensions.rb
be9-acl9-0.9.3	lib/acl9/controller_extensions.rb
be9-acl9-0.9.4	lib/acl9/controller_extensions.rb