1 files changed, 46 insertions, 0 deletions
diff --git a/app/models/enumeration.rb b/app/models/enumeration.rb
new file mode 100644
index 000000000..b5c8ed6e7
--- /dev/null
+++ b/app/models/enumeration.rb
@@ -0,0 +1,46 @@
+# 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 Enumeration < ActiveRecord::Base
+  before_destroy :check_integrity
+  
+	validates_presence_of :opt, :name
+	validates_uniqueness_of :name, :scope => [:opt]
+	
+	OPTIONS = {
+	  "IPRI" => :enumeration_issue_priorities,
+      "DCAT" => :enumeration_doc_categories
+	}.freeze
+	
+	def self.get_values(option)
+		find(:all, :conditions => ['opt=?', option])
+	end
+	
+  def option_name
+    OPTIONS[self.opt]
+  end
+  
+private
+  def check_integrity
+    case self.opt
+    when "IPRI"
+      raise "Can't delete enumeration" if Issue.find(:first, :conditions => ["priority_id=?", self.id])
+    when "DCAT"
+      raise "Can't delete enumeration" if Document.find(:first, :conditions => ["category_id=?", self.id])
+    end
+  end
+end