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# 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 Token < ActiveRecord::Base
belongs_to :user
@@validity_time = 1.day
def before_create
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
chars = ("a".."z").to_a + ("A".."Z").to_a + ("0".."9").to_a
token_value = ''
40.times { |i| token_value << chars[rand(chars.size-1)] }
token_value
end
end
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