Chris@16: require_dependency 'settings_controller'
Chris@16: 
Chris@16: module Checkout
Chris@16:   module SettingsControllerPatch
Chris@16:     def self.included(base) # :nodoc:
Chris@16:       base.send(:include, InstanceMethods)
Chris@16: 
Chris@16:       base.class_eval do
Chris@16:         unloadable
Chris@16:       
Chris@16:         alias_method_chain :edit, :checkout
Chris@16:       end
Chris@16:     end
Chris@16:     
Chris@16:     module InstanceMethods
Chris@16:       def edit_with_checkout
Chris@16:         if request.post? && params['tab'] == 'checkout'
Chris@16:           if params[:settings] && params[:settings].is_a?(Hash)
Chris@16:             settings = HashWithIndifferentAccess.new
Chris@16:             (params[:settings] || {}).each do |name, value|
Chris@16:               if name = name.to_s.slice(/checkout_(.+)/, 1)
Chris@16:                 case value
Chris@16:                 when Array
Chris@16:                   # remove blank values in array settings
Chris@16:                   value.delete_if {|v| v.blank? }
Chris@16:                 when Hash
Chris@16:                   # change protocols hash to array.
Chris@16:                   value = value.sort{|(ak,av),(bk,bv)|ak<=>bk}.collect{|id,protocol| protocol} if name.start_with? "protocols_"
Chris@16:                 end
Chris@16:                 settings[name.to_sym] = value
Chris@16:               end
Chris@16:             end
Chris@16:                         
Chris@16:             Setting.plugin_redmine_checkout = settings
Chris@16:             params[:settings] = {}
Chris@16:           end
Chris@16:         end
Chris@16:         edit_without_checkout
Chris@16:       end
Chris@16:     end
Chris@16:   end
Chris@16: end
Chris@16: 
Chris@16: SettingsController.send(:include, Checkout::SettingsControllerPatch)