avoid retreiving/searching a linked object, when there is no object to retrieve ...
authorerickson <erickson@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Wed, 6 Oct 2010 15:03:36 +0000 (15:03 +0000)
committererickson <erickson@dcc99617-32d9-48b4-a31d-7c20da2025e4>
Wed, 6 Oct 2010 15:03:36 +0000 (15:03 +0000)
commitd40a884dad40a9452d74f4606e6e47c4dce79bd3
tree4a1858e1226bb5c2254bff96ed88200c63a16b15
parent0b8308c959993516e579f84c253b860f8b10aa31
avoid retreiving/searching a linked object, when there is no object to retrieve (i.e. ident value is null) and silence various warnings by skipping this scenario.  mild variable refactor for easy reading for feeble eyes.

git-svn-id: svn://svn.open-ils.org/ILS/branches/rel_2_0@18206 dcc99617-32d9-48b4-a31d-7c20da2025e4
Open-ILS/src/perlmods/OpenILS/Application/Trigger/Event.pm