1  # Redmine - project management software
   2  # Copyright (C) 2006-2011  Jean-Philippe Lang
   3  #
   4  # This program is free software; you can redistribute it and/or
   5  # modify it under the terms of the GNU General Public License
   6  # as published by the Free Software Foundation; either version 2
   7  # of the License, or (at your option) any later version.
   8  #
   9  # This program is distributed in the hope that it will be useful,
  10  # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  # GNU General Public License for more details.
  13  #
  14  # You should have received a copy of the GNU General Public License
  15  # along with this program; if not, write to the Free Software
  16  # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  17 
  18  module Redmine
  19    module Utils
  20      class << self
  21        # Returns the relative root url of the application
  22        def relative_url_root
  23          ActionController::Base.respond_to?('relative_url_root') ?
  24            ActionController::Base.relative_url_root.to_s :
  25            ActionController::AbstractRequest.relative_url_root.to_s
  26        end
  27 
  28        # Sets the relative root url of the application
  29        def relative_url_root=(arg)
  30          if ActionController::Base.respond_to?('relative_url_root=')
  31            ActionController::Base.relative_url_root=arg
  32          else
  33            ActionController::AbstractRequest.relative_url_root=arg
  34          end
  35        end
  36 
  37        # Generates a n bytes random hex string
  38        # Example:
  39        #   random_hex(4) # => "89b8c729"
  40        def random_hex(n)
  41          ActiveSupport::SecureRandom.hex(n)
  42        end
  43      end
  44    end
  45  end