1 files changed, 21 insertions, 0 deletions
diff --git a/app/models/sip_registration.rb b/app/models/sip_registration.rb
new file mode 100644
index 0000000..b668301
--- /dev/null
+++ b/app/models/sip_registration.rb
@@ -0,0 +1,21 @@
+class SipRegistration < ActiveRecord::Base  
+  # Makes sure that this is a readonly model.
+  def readonly?
+    return true
+  end
+ 
+  # Prevent objects from being destroyed
+  def before_destroy
+    raise ActiveRecord::ReadOnlyRecord
+  end
+
+  # Prevent objects from being deleted
+  def self.delete_all
+    raise ActiveRecord::ReadOnlyRecord
+  end
+
+  # Prevent objects from being deleted
+  def delete
+    raise ActiveRecord::ReadOnlyRecord
+  end
+end