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# Simpified version of callbacks
# Does not support if
class Jets::Controller
  module Callbacks
    extend ActiveSupport::Concern
    included do
      class_attribute :before_actions
      self.before_actions = []
      class_attribute :after_actions
      self.after_actions = []

      class << self
        def before_action(meth, options={})
          self.before_actions += [[meth, options]]
        end

        def prepend_before_action(meth, options={})
          self.before_actions.unshift([meth, options])
        end

        alias_method :append_before_action, :before_action

        def after_action(meth, options={})
          self.after_actions += [[meth, options]]
        end

        def prepend_after_action(meth, options={})
          self.after_actions.unshift([meth, options])
        end

        alias_method :append_after_action, :after_action
      end
    end # included

    # Instance Methods
    # define run_before_actions and run_after_actions
    # returns true if all actions were run, false if break_if condition yielded `true`
    [:before, :after].each do |type|
      define_method "run_#{type}_actions" do |break_if: nil|
        called_method = @meth.to_sym
        callbacks = self.class.send("#{type}_actions")
        callbacks.each do |array|
          callback, options = array

          except = options[:except]
          next if except && except.include?(called_method)

          only = options[:only]
          if only
            send(callback) if only.include?(called_method)
          else
            send(callback)
          end
          @last_callback_name = callback

          return false if !break_if.nil? && break_if.call
        end
        true
      end
    end
  end # ClassOptions
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
jets-1.5.6	lib/jets/controller/callbacks.rb