Here's a simple implementation of this:
http://git.evergreen-ils.org/?p=working/Evergreen.git;a=commit;h=29964e6065a71fd168c6bb255079bd1f71cd0f7c
Here's a simple implementation of this:
http:// git.evergreen- ils.org/ ?p=working/ Evergreen. git;a=commit; h=29964e6065a71 fd168c6bb255079 bd1f71cd0f7c