diff .svn/pristine/d5/d588ced6d5efcbe60b58d36d380d9f3530582ca9.svn-base @ 909:cbb26bc654de redmine-1.3

Update to Redmine 1.3-stable branch (Redmine SVN rev 8964)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/.svn/pristine/d5/d588ced6d5efcbe60b58d36d380d9f3530582ca9.svn-base	Fri Feb 24 19:09:32 2012 +0000
@@ -0,0 +1,51 @@
+# Redmine - project management software
+# Copyright (C) 2006-2011  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 Token < ActiveRecord::Base
+  belongs_to :user
+  validates_uniqueness_of :value
+
+  before_create :delete_previous_tokens, :generate_new_token
+
+  @@validity_time = 1.day
+
+  def generate_new_token
+    self.value = Token.generate_token_value
+  end
+
+  # Return true if token has expired
+  def expired?
+    return Time.now > self.created_on + @@validity_time
+  end
+
+  # Delete all expired tokens
+  def self.destroy_expired
+    Token.delete_all ["action <> 'feeds' AND created_on < ?", Time.now - @@validity_time]
+  end
+
+private
+  def self.generate_token_value
+    ActiveSupport::SecureRandom.hex(20)
+  end
+
+  # Removes obsolete tokens (same user and action)
+  def delete_previous_tokens
+    if user
+      Token.delete_all(['user_id = ? AND action = ?', user.id, action])
+    end
+  end
+end