4 files changed, 37 insertions, 1 deletions
diff --git a/help/app/models/account_extension/tickets.rb b/help/app/models/account_extension/tickets.rb
new file mode 100644
index 0000000..f898b56
--- /dev/null
+++ b/help/app/models/account_extension/tickets.rb
@@ -0,0 +1,13 @@
+module AccountExtension::Tickets
+  extend ActiveSupport::Concern
+
+  def destroy_with_tickets
+    Ticket.destroy_all_from(self.user)
+    destroy_without_tickets
+  end
+
+  included do
+    alias_method_chain :destroy, :tickets
+  end
+
+end
diff --git a/help/config/initializers/account_lifecycle.rb b/help/config/initializers/account_lifecycle.rb
new file mode 100644
index 0000000..d9f04c1
--- /dev/null
+++ b/help/config/initializers/account_lifecycle.rb
@@ -0,0 +1,3 @@
+ActiveSupport.on_load(:account) do
+  include AccountExtension::Tickets
+end
diff --git a/help/test/unit/account_extension_test.rb b/help/test/unit/account_extension_test.rb
new file mode 100644
index 0000000..aba162c
--- /dev/null
+++ b/help/test/unit/account_extension_test.rb
@@ -0,0 +1,12 @@
+require 'test_helper'
+
+class AccountExtensionTest < ActiveSupport::TestCase
+
+  test "destroying an account triggers ticket destruction" do
+    t = FactoryGirl.create :ticket_with_creator
+    u = t.created_by_user
+    Account.new(u).destroy
+    assert_equal nil, Ticket.find(t.id)
+  end
+
+end
diff --git a/users/app/models/account.rb b/users/app/models/account.rb
index 726f642..5c943bb 100644
--- a/users/app/models/account.rb
+++ b/users/app/models/account.rb
@@ -1,5 +1,10 @@
 #
-# A Composition of a User record and it's identity records.
+# The Account model takes care of the livecycle of a user.
+# It composes a User record and it's identity records.
+# It also allows for other engines to hook into the livecycle by
+# monkeypatching the create, update and destroy methods.
+# There's an ActiveSupport load_hook at the end of this file to
+# make this more easy.
 #
 class Account
 
@@ -52,4 +57,7 @@ class Account
     @new_identity.try(:save) && @old_identity.try(:save)
   end
 
+  # You can hook into the account lifecycle from different engines using
+  #   ActiveSupport.on_load(:account) do ...
+  ActiveSupport.run_load_hooks(:account, self)
 end