1 files changed, 31 insertions, 0 deletions
diff --git a/app/models/role.rb b/app/models/role.rb
new file mode 100644
index 000000000..6908095e9
--- /dev/null
+++ b/app/models/role.rb
@@ -0,0 +1,31 @@
+# redMine - project management software
+# Copyright (C) 2006  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# 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 General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+class Role < ActiveRecord::Base
+  before_destroy :check_integrity  
+  has_and_belongs_to_many :permissions
+  has_many :workflows, :dependent => true
+  has_many :members
+
+  validates_presence_of :name
+  validates_uniqueness_of :name
+
+private
+  def check_integrity
+    raise "Can't delete role" if Member.find(:first, :conditions =>["role_id=?", self.id])
+  end
+end