ezsystems/ezpublish-kernel — pull request #994 by andrerom (2014-09-16 15:48:56+00:00)
Title: FIX EZP-23121: assignRole allows duplicate role/limitation assignments

New approach for #926, issue : https://jira.ez.no/browse/EZP-23121

Description:
Role Service assignRoleToUser/Group allows creating duplicate role/limitation assignments.
This can be verified in legacy admin (after clearing cache) or in database.