annotate .svn/pristine/e2/e291e20389d1b79680f69b3ba230735fbffeb649.svn-base @ 1327:287f201c2802 redmine-2.2-integration

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# Redmine - project management software
# Copyright (C) 2006-2012  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 NOT IN (?) AND created_on < ?", ['feeds', 'api'], Time.now - @@validity_time]
  end

private
  def self.generate_token_value
    Redmine::Utils.random_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