Respect alt email when sending group access notifications

When sending access granted/rejected emails we should also respect
custom emails set for groups/sub-groups

3 files changed, 24 insertions, 13 deletions

diff --git a/app/mailers/emails/members.rb b/app/mailers/emails/members.rb
index 2bfa59774d7..76fa7236ab1 100644
--- a/app/mailers/emails/members.rb
+++ b/app/mailers/emails/members.rb
@@ -9,11 +9,11 @@ module Emails
       helper_method :member_source, :member
     end
 
-    def member_access_requested_email(member_source_type, member_id, recipient_notification_email)
+    def member_access_requested_email(member_source_type, member_id, recipient_id)
       @member_source_type = member_source_type
       @member_id = member_id
 
-      mail(to: recipient_notification_email,
+      mail(to: recipient(recipient_id, notification_group),
            subject: subject("Request to join the #{member_source.human_name} #{member_source.model_name.singular}"))
     end
 
@@ -21,16 +21,15 @@ module Emails
       @member_source_type = member_source_type
       @member_id = member_id
 
-      mail(to: member.user.notification_email,
+      mail(to: recipient(member.user, notification_group),
            subject: subject("Access to the #{member_source.human_name} #{member_source.model_name.singular} was granted"))
     end
 
     def member_access_denied_email(member_source_type, source_id, user_id)
       @member_source_type = member_source_type
       @member_source = member_source_class.find(source_id)
-      requester = User.find(user_id)
 
-      mail(to: requester.notification_email,
+      mail(to: recipient(user_id, notification_group),
            subject: subject("Access to the #{member_source.human_name} #{member_source.model_name.singular} was denied"))
     end
 
@@ -48,7 +47,7 @@ module Emails
       @member_id = member_id
       return unless member.created_by
 
-      mail(to: member.created_by.notification_email,
+      mail(to: recipient(member.created_by, notification_group),
            subject: subject('Invitation accepted'))
     end
 
@@ -59,7 +58,7 @@ module Emails
       @member_source = member_source_class.find(source_id)
       @invite_email = invite_email
 
-      mail(to: recipient(created_by_id, member_source_type == 'Project' ? @member_source.group : @member_source),
+      mail(to: recipient(created_by_id, notification_group),
            subject: subject('Invitation declined'))
     end
 
@@ -71,6 +70,10 @@ module Emails
       @member_source ||= member.source
     end
 
+    def notification_group
+      @member_source_type.casecmp?('project') ? member_source.group : member_source
+    end
+
     private
 
     def member_source_class
diff --git a/app/mailers/notify.rb b/app/mailers/notify.rb
index 8ef20a03541..5d292094a05 100644
--- a/app/mailers/notify.rb
+++ b/app/mailers/notify.rb
@@ -71,14 +71,18 @@ class Notify < BaseMailer
     address.format
   end
 
-  # Look up a User by their ID and return their email address
+  # Look up a User's notification email for a particular context.
+  # Can look up by their ID or can accept a User object.
   #
-  # recipient_id       - User ID
+  # recipient          - User object OR a User ID
   # notification_group - The parent group of the notification
   #
   # Returns a String containing the User's email address.
-  def recipient(recipient_id, notification_group = nil)
-    User.find(recipient_id).notification_email_for(notification_group)
+  def recipient(recipient, notification_group = nil)
+    user = recipient if recipient.is_a?(User)
+    user ||= User.find(recipient)
+
+    user.notification_email_for(notification_group)
   end
 
   # Formats arguments into a String suitable for use as an email subject
diff --git a/app/mailers/previews/notify_preview.rb b/app/mailers/previews/notify_preview.rb
index 80e0a17c312..b3fab930922 100644
--- a/app/mailers/previews/notify_preview.rb
+++ b/app/mailers/previews/notify_preview.rb
@@ -105,11 +105,11 @@ class NotifyPreview < ActionMailer::Preview
   end
 
   def member_access_granted_email
-    Notify.member_access_granted_email('project', user.id).message
+    Notify.member_access_granted_email(member.source_type, member.id).message
   end
 
   def member_access_requested_email
-    Notify.member_access_requested_email('group', user.id, 'some@example.com').message
+    Notify.member_access_requested_email('group', user.id, user.id).message
   end
 
   def member_invite_accepted_email
@@ -183,6 +183,10 @@ class NotifyPreview < ActionMailer::Preview
     @user ||= User.last
   end
 
+  def member
+    @member ||= Member.last
+  end
+
   def create_note(params)
     Notes::CreateService.new(project, user, params).execute
   end