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58 lines
No EOL
1.5 KiB
Ruby
58 lines
No EOL
1.5 KiB
Ruby
module AbstractController
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module Helpers
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def self.included(klass)
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klass.class_eval do
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extend ClassMethods
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unless self < ::AbstractController::Renderer
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raise "You need to include AbstractController::Renderer before including " \
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"AbstractController::Helpers"
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end
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extlib_inheritable_accessor :master_helper_module
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self.master_helper_module = Module.new
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end
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end
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def _action_view
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@_action_view ||= begin
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av = super
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av.helpers.send(:include, master_helper_module)
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av
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end
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end
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module ClassMethods
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def inherited(klass)
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klass.master_helper_module = Module.new
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klass.master_helper_module.__send__ :include, master_helper_module
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super
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end
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def add_template_helper(mod)
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master_helper_module.module_eval { include mod }
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end
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def helper_method(*meths)
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meths.flatten.each do |meth|
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master_helper_module.class_eval <<-ruby_eval, __FILE__, __LINE__ + 1
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def #{meth}(*args, &blk)
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controller.send(%(#{meth}), *args, &blk)
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end
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ruby_eval
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end
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end
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def helper(*args, &blk)
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args.flatten.each do |arg|
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case arg
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when Module
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add_template_helper(arg)
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end
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end
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master_helper_module.module_eval(&blk) if block_given?
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end
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end
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end
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end |