input license information so that the work can be under the AGPLv3

[selectricity] / app / models / candidate.rb

diff --git a/app/models/candidate.rb b/app/models/candidate.rb
index 41d743b3a55ed07c0184605cbba600ba2ebc5c84..a7d8a50e5e04423292281a636eba59379d1fee92 100644 (file)
--- a/app/models/candidate.rb
+++ b/app/models/candidate.rb
@@ -1,2 +1,55 @@
+# 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
+  validates_presence_of :name
+
+  # i have to call this picture_assoc because picture= does not overload
+  # the normal association method made by has_one
+  has_one :picture_obj, :class_name => "Picture"
+
+  # validate uniqueness of a name *within a given election*
+
+  def <=>(other)
+    self.name <=> other.name 
+  end
+  
+  def to_s
+    name
+  end
+
+  def picture
+    picture_obj
+  end
+
+  def picture=(field)
+    if field and field.length > 0
+      self.picture_obj = Picture.new.set_from_field(field)
+      return picture_obj.save
+    else
+      return false
+    end
+  end
+
+  def picture?
+    !self.picture_obj.nil?
+  end
+
 end
+