Added User#notify_about? to check when a user should be notified about an event

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4218 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/user.rb

@@ -368,6 +368,41 @@ class User < Principal
     allowed_to?(action, nil, options.reverse_merge(:global => true))
   end
   
+  # Utility method to help check if a user should be notified about an
+  # event.
+  #
+  # TODO: only supports Issue events currently
+  def notify_about?(object)
+    case mail_notification.to_sym
+    when :all
+      true
+    when :selected
+      # Handled by the Project
+    when :none
+      false
+    when :only_my_events
+      if object.is_a?(Issue) && (object.author == self || object.assigned_to == self)
+        true
+      else
+        false
+      end
+    when :only_assigned
+      if object.is_a?(Issue) && object.assigned_to == self
+        true
+      else
+        false
+      end
+    when :only_owner
+      if object.is_a?(Issue) && object.author == self
+        true
+      else
+        false
+      end
+    else
+      false
+    end
+  end
+  
   def self.current=(user)
     @current_user = user
   end