+# Selectricity: Voting Machinery for the Masses
+# Copyright (C) 2007, 2008 Benjamin Mako Hill <mako@atdot.cc>
+# Copyright (C) 2007 Massachusetts Institute of Technology
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public
+# License along with this program. If not, see
+# <http://www.gnu.org/licenses/>.
+
class Candidate < ActiveRecord::Base
+ belongs_to :election
+ has_one :picture
+ validates_presence_of :name
+
+ # validate uniqueness of a name *within a given election*
+
+ def <=>(other)
+ self.name <=> other.name
+ end
+
+ def to_s
+ name
+ end
+
end
+