Emails to banned users will be sent for notifications of PMs from staff users

app/jobs/regular/user_email.rb

@@ -13,7 +13,8 @@ module Jobs
 
       # Find the user
       user = User.where(id: args[:user_id]).first
-      return if !user || user.is_banned?
+      return unless user
+      return if user.is_banned? && args[:type] != :user_private_message
 
       seen_recently = (user.last_seen_at.present? && user.last_seen_at > SiteSetting.email_time_window_mins.minutes.ago)
       seen_recently = false if user.email_always
@@ -36,9 +37,8 @@ module Jobs
       notification = nil
       notification = Notification.where(id: args[:notification_id]).first if args[:notification_id].present?
       if notification.present?
-
         # Don't email a user about a post when we've seen them recently.
-        return if seen_recently
+        return if seen_recently && !user.is_banned?
 
         # Load the post if present
         email_args[:post] ||= notification.post
@@ -69,6 +69,7 @@ module Jobs
       post &&
       (post.topic.blank? ||
        post.user_deleted? ||
+       (user.is_banned? && !post.user.try(:staff?)) ||
        PostTiming.where(topic_id: post.topic_id, post_number: post.post_number, user_id: user.id).present?)
     end
 

spec/jobs/user_email_spec.rb

@@ -8,6 +8,7 @@ describe Jobs::UserEmail do
   end
 
   let(:user) { Fabricate(:user, last_seen_at: 11.minutes.ago ) }
+  let(:banned) { Fabricate(:user, last_seen_at: 10.minutes.ago, banned_at: 5.minutes.ago, banned_till: 7.days.from_now ) }
   let(:mailer) { Mail::Message.new(to: user.email) }
 
   it "raises an error when there is no user" do
@@ -82,6 +83,19 @@ describe Jobs::UserEmail do
         Jobs::UserEmail.new.execute(type: :private_message, user_id: user.id, post_id: post.id)
       end
 
+      context 'user is banned' do
+        it "doesn't send email for a pm from a regular user" do
+          Email::Sender.any_instance.expects(:send).never
+          Jobs::UserEmail.new.execute(type: :private_message, user_id: banned.id, post_id: post.id)
+        end
+
+        it "doesn't send email for a pm from a staff user" do
+          pm_from_staff = Fabricate(:post, user: Fabricate(:moderator))
+          pm_from_staff.topic.topic_allowed_users.create!(user_id: banned.id)
+          Email::Sender.any_instance.expects(:send).never
+          Jobs::UserEmail.new.execute(type: :private_message, user_id: banned.id, post_id: pm_from_staff.id)
+        end
+      end
     end
 
 
@@ -107,6 +121,32 @@ describe Jobs::UserEmail do
         Jobs::UserEmail.new.execute(type: :user_mentioned, user_id: user.id, notification_id: notification.id)
       end
 
+      context 'user is banned' do
+        it "doesn't send email for a pm from a regular user" do
+          Email::Sender.any_instance.expects(:send).never
+          Jobs::UserEmail.new.execute(type: :user_private_message, user_id: banned.id, notification_id: notification.id)
+        end
+
+        context 'pm from staff' do
+          before do
+            @pm_from_staff = Fabricate(:post, user: Fabricate(:moderator))
+            @pm_from_staff.topic.topic_allowed_users.create!(user_id: banned.id)
+            @pm_notification = Fabricate(:notification, user: banned, topic: @pm_from_staff.topic, post_number: @pm_from_staff.post_number)
+            UserNotifications.expects(:user_private_message).with(banned, notification: @pm_notification, post: @pm_from_staff).returns(mailer)
+          end
+
+          subject(:execute_user_email_job) { Jobs::UserEmail.new.execute(type: :user_private_message, user_id: banned.id, notification_id: @pm_notification.id) }
+
+          it "sends an email" do
+            execute_user_email_job
+          end
+
+          it "sends an email even if user was last seen recently" do
+            banned.update_column(:last_seen_at, 1.minute.ago)
+            execute_user_email_job
+          end
+        end
+      end
     end
 
   end