When creating issues by receiving an email, watchers created via CC in the mail don't get an email notification (#23278).

git-svn-id: http://svn.redmine.org/redmine/trunk@15609 e93f8b46-1217-0410-a6f0-8f06a7374b81

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/plugins/acts_as_watchable/lib/acts_as_watchable.rb b/lib/plugins/acts_as_watchable/lib/acts_as_watchable.rb
index 19af8e56c..4bbba854a 100644
--- a/lib/plugins/acts_as_watchable/lib/acts_as_watchable.rb
+++ b/lib/plugins/acts_as_watchable/lib/acts_as_watchable.rb
@@ -40,12 +40,16 @@ module Redmine
 
         # Adds user as a watcher
         def add_watcher(user)
+          # Rails does not reset the has_many :through association
+          watcher_users.reset
           self.watchers << Watcher.new(:user => user)
         end
 
         # Removes user from the watchers list
         def remove_watcher(user)
           return nil unless user && user.is_a?(User)
+          # Rails does not reset the has_many :through association
+          watcher_users.reset
           watchers.where(:user_id => user.id).delete_all
         end