From: melinath <stephen.r.burrows@gmail.com>
Date: Thu, 10 Jun 2010 22:02:52 +0000 (-0400)
Subject: Added admin form validation to prevent:
X-Git-Tag: philo-0.9~78^2~2^2^2~2^2
X-Git-Url: http://git.ithinksw.org/philo.git/commitdiff_plain/ea9fb8503810a21801969483337cc48ca9223bf2?hp=ea9fb8503810a21801969483337cc48ca9223bf2

Added admin form validation to prevent:
1. a treemodel being its own parent (uses a validate_parents method added to the model.)
2. a node having the same path (i.e. parent+slug) as another
Also added a ModelAdmin for the File model.
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