49 lines
1.4 KiB
Ruby
49 lines
1.4 KiB
Ruby
require 'active_support/core_ext/class/attribute'
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module ActionController
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# ActionController::HideActions adds the ability to prevent public methods on a controller
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# to be called as actions.
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module HideActions
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extend ActiveSupport::Concern
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included do
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class_attribute :hidden_actions
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self.hidden_actions = Set.new.freeze
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end
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private
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# Overrides AbstractController::Base#action_method? to return false if the
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# action name is in the list of hidden actions.
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def method_for_action(action_name)
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self.class.visible_action?(action_name) && super
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end
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module ClassMethods
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# Sets all of the actions passed in as hidden actions.
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#
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# ==== Parameters
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# *args<#to_s>:: A list of actions
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def hide_action(*args)
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self.hidden_actions = hidden_actions.dup.merge(args.map(&:to_s)).freeze
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end
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def inherited(klass)
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klass.class_eval { @visible_actions = {} }
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super
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end
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def visible_action?(action_name)
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return @visible_actions[action_name] if @visible_actions.key?(action_name)
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@visible_actions[action_name] = !hidden_actions.include?(action_name)
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end
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# Overrides AbstractController::Base#action_methods to remove any methods
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# that are listed as hidden methods.
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def action_methods
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@action_methods ||= Set.new(super.reject { |name| hidden_actions.include?(name) })
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end
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end
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end
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end
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