Adds an application configuration file: config/configuration.yml (#7408).

Email delivery settings that were stored in config/email.yml should be moved to this new configuration file.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4752 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/redmine/configuration.rb

@@ -0,0 +1,97 @@
+# Redmine - project management software
+# Copyright (C) 2006-2011  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+module Redmine
+  module Configuration
+    
+    # Configuration default values
+    @defaults = {
+      'email_delivery' => nil
+    }
+    
+    @config = nil
+    
+    class << self
+      # Loads the Redmine configuration file
+      # Valid options:
+      # * <tt>:file</tt>: the configuration file to load (default: config/configuration.yml)
+      # * <tt>:env</tt>: the environment to load the configuration for (default: Rails.env) 
+      def load(options={})
+        filename = options[:file] || File.join(Rails.root, 'config', 'configuration.yml')
+        env = options[:env] || Rails.env
+        
+        @config = @defaults.dup
+        
+        load_deprecated_email_configuration(env)
+        if File.file?(filename)
+          @config.merge!(load_from_yaml(filename, env))
+        end
+        
+        # Compatibility mode for those who copy email.yml over configuration.yml
+        %w(delivery_method smtp_settings sendmail_settings).each do |key|
+          if value = @config.delete(key)
+            @config['email_delivery'] ||= {}
+            @config['email_delivery'][key] = value
+          end
+        end
+        
+        if @config['email_delivery']
+          ActionMailer::Base.perform_deliveries = true
+          @config['email_delivery'].each do |k, v|
+            v.symbolize_keys! if v.respond_to?(:symbolize_keys!)
+            ActionMailer::Base.send("#{k}=", v)
+          end
+        end
+          
+        @config
+      end
+      
+      # Returns a configuration setting
+      def [](name)
+        load unless @config
+        @config[name]
+      end
+      
+      private
+      
+      def load_from_yaml(filename, env)
+        yaml = YAML::load_file(filename)
+        conf = {}
+        if yaml.is_a?(Hash)
+          if yaml['default']
+            conf.merge!(yaml['default'])
+          end
+          if yaml[env]
+            conf.merge!(yaml[env])
+          end
+        else
+          $stderr.puts "#{filename} is not a valid Redmine configuration file"
+          exit 1
+        end
+        conf
+      end
+      
+      def load_deprecated_email_configuration(env)
+        deprecated_email_conf = File.join(Rails.root, 'config', 'email.yml')
+        if File.file?(deprecated_email_conf)
+          warn "Storing outgoing emails configuration in config/email.yml is deprecated. You should now store it in config/configuration.yml using the email_delivery setting."
+          @config.merge!({'email_delivery' => load_from_yaml(deprecated_email_conf, env)})
+        end
+      end
+    end
+  end
+end