Merge pull request #1342 from noesya/sync_server_admin_deletion

La destruction d'un utilisateur Server Admin le supprime dans toutes les universités

app/models/user/with_sync_between_universities.rb

@@ -5,6 +5,7 @@ module User::WithSyncBetweenUniversities
     attr_accessor :skip_server_admin_sync
 
     after_save :sync_between_universities, if: Proc.new { |user| user.server_admin? && !user.skip_server_admin_sync }
+    after_destroy :remove_from_all_universities, if: Proc.new { |user| user.server_admin? }
 
     def self.synchronize_server_admin_users(source_university, target_university)
       source_university.users.server_admin.each do |user|
@@ -48,4 +49,9 @@ module User::WithSyncBetweenUniversities
     user.update_column(:encrypted_password, self.encrypted_password) if user.valid?
   end
 
+  def remove_from_all_universities
+    # As a "server_admin" is synced between universities, any removal destroys the accounts of the concerned user in every university
+    User.where(email: email, role: :server_admin).destroy_all
+  end
+
 end