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module AbstractController
module Callbacks
setup do
include ActiveSupport::NewCallbacks
define_callbacks :process_action
end
def process_action
_run_process_action_callbacks(action_name) do
super
end
end
module ClassMethods
def _normalize_callback_options(options)
if only = options[:only]
only = Array(only).map {|o| "action_name == :#{o}"}.join(" || ")
options[:per_key] = {:if => only}
end
if except = options[:except]
except = Array(except).map {|e| "action_name == :#{e}"}.join(" || ")
options[:per_key] = {:unless => except}
end
end
[:before, :after, :around].each do |filter|
class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1
def #{filter}_filter(*names, &blk)
options = names.last.is_a?(Hash) ? names.pop : {}
_normalize_callback_options(options)
names.push(blk) if block_given?
names.each do |name|
process_action_callback(:#{filter}, name, options)
end
end
RUBY_EVAL
end
end
end
end
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