conversation message notifications prefs

Change-Id: Ida26bebdda7991afa132cbacb3e0eef283ba2020
Reviewed-on: https://gerrit.instructure.com/5163
Tested-by: Hudson <hudson@instructure.com>
Reviewed-by: Zach Wily <zach@instructure.com>

app/models/notification.rb

@@ -483,7 +483,7 @@ class Notification < ActiveRecord::Base
     t 'names.rubric_assessment_submission_reminder', 'Rubric Assessment Submission Reminder'
     t 'names.rubric_association_created', 'Rubric Association Created'
     t 'names.conversation_message', 'Conversation Message'
-    t 'names.added_to_conversation', 'Added to Conversation'
+    t 'names.added_to_conversation', 'Added To Conversation'
     t 'names.submission_comment', 'Submission Comment'
     t 'names.submission_comment_for_teacher', 'Submission Comment For Teacher'
     t 'names.submission_grade_changed', 'Submission Grade Changed'
@@ -550,6 +550,10 @@ class Notification < ActiveRecord::Base
       t(:message_description, "For new email messages")
     when 'Student Message'
       t(:student_message_description, "For private messages from students")
+    when 'Conversation Message'
+      t(:conversation_message_description, "For new conversation messages")
+    when 'Added To Conversation'
+      t(:added_to_conversation_description, "For conversations to which you're added")
     else
       t(:missing_description_description, "For %{category} alerts", :category => category)
     end

db/migrate/20110819205044_context_to_conversation_notification_preferences.rb

@@ -0,0 +1,25 @@
+class ContextToConversationNotificationPreferences < ActiveRecord::Migration
+  def self.up
+    if context_message = Notification.find_by_category("Context Message")
+      if conversation_message = Notification.find_by_category("Conversation Message")
+        execute <<-SQL
+          INSERT INTO notification_policies
+            (notification_id, user_id, communication_channel_id, broadcast, frequency)
+            SELECT #{conversation_message.id}, user_id, communication_channel_id, broadcast, frequency
+              FROM notification_policies WHERE notification_id=#{context_message.id};
+        SQL
+      end
+      if added_to_conversation = Notification.find_by_category("Added To Conversation")
+        execute <<-SQL
+          INSERT INTO notification_policies
+            (notification_id, user_id, communication_channel_id, broadcast, frequency)
+            SELECT #{added_to_conversation.id}, user_id, communication_channel_id, broadcast, frequency
+              FROM notification_policies WHERE notification_id=#{context_message.id}
+        SQL
+      end
+    end
+  end
+
+  def self.down
+  end
+end

lib/tasks/db_load_data.rake

@@ -727,6 +727,8 @@ namespace :db do
       <%= strip_and_truncate(asset.body, :max_length => 50) %>
     }
 
+    create_notification 'AddedToConversation', 'Added To Conversation', 0, 'http://<%= HostUrl.default_host %>', ""
+
     create_notification 'GroupMembership', 'Membership Update', 0,
     'http://<%= HostUrl.context_host(asset.group.context) %>/<%= asset.group.context.class.to_s.downcase.pluralize %>/<%= asset.context_id %>/groups', %{
       New Context Group Membership