1  # Redmine - project management software
   2  # Copyright (C) 2006-2011  Jean-Philippe Lang
   3  #
   4  # This program is free software; you can redistribute it and/or
   5  # modify it under the terms of the GNU General Public License
   6  # as published by the Free Software Foundation; either version 2
   7  # of the License, or (at your option) any later version.
   8  #
   9  # This program is distributed in the hope that it will be useful,
  10  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  # GNU General Public License for more details.
  13  #
  14  # You should have received a copy of the GNU General Public License
  15  # along with this program; if not, write to the Free Software
  16  # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 
  18  module Redmine
  19    module Activity
  20 
  21      mattr_accessor :available_event_types, :default_event_types, :providers
  22 
  23      @@available_event_types = []
  24      @@default_event_types = []
  25      @@providers = Hash.new {|h,k| h[k]=[] }
  26 
  27      class << self
  28        def map(&block)
  29          yield self
  30        end
  31 
  32        # Registers an activity provider
  33        def register(event_type, options={})
  34          options.assert_valid_keys(:class_name, :default)
  35 
  36          event_type = event_type.to_s
  37          providers = options[:class_name] || event_type.classify
  38          providers = ([] << providers) unless providers.is_a?(Array)
  39 
  40          @@available_event_types << event_type unless @@available_event_types.include?(event_type)
  41          @@default_event_types << event_type unless options[:default] == false
  42          @@providers[event_type] += providers
  43        end
  44      end
  45    end
  46  end