[Ruby-session-devel-cvs] CVS: ruby-session/src/apache/session file.rb,NONE,1.1

[Sean C. <the...@us...>]

Update of /cvsroot/ruby-session/ruby-session/src/apache/session
In directory usw-pr-cvs1:/tmp/cvs-serv2396/src/apache/session

Added Files:
	file.rb 
Log Message:
	Checking in initial work for ruby-session.  Has support for file based sessions.

	Status:  functional


--- NEW FILE: file.rb ---
#!/usr/local/bin/ruby -w

# ruby-session: Got persistance?

#  Copyright 2001
#       Sean Chittenden <se...@ch...>.  All rights reserved.
#
#  Redistribution and use in source and binary forms, with or without
#  modification, are permitted provided that the following conditions
#  are met:
#  1. Redistributions of source code must retain the above copyright
#     notice, this list of conditions and the following disclaimer.
#  2. Redistributions in binary form must reproduce the above copyright
#     notice, this list of conditions and the following disclaimer in the
#     documentation and/or other materials provided with the distribution.
#  3. All advertising materials mentioning features or use of this software
#     must display the following acknowledgement:
#
#    This product includes software developed by Sean Chittenden
#    <se...@ch...> and ruby-tmpl's contributors.
#
#  4. Neither the name of the software nor the names of its contributors
#     may be used to endorse or promote products derived from this software
#     without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
#  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
#  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
#  ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
#  FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
#  DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
#  OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
#  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
#  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
#  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
#  SUCH DAMAGE.
#
# Please see the LICENSE file for more information regarding the use
# and distribution of this software.
#
# $Id: file.rb,v 1.1 2001/08/25 10:31:52 thetitan Exp $


module Apache
  class Session
    public

    protected

    def make_location ()
      @location = File.join(@session_dir, ".ruby-session-#{@session_id}")
      return(@location)
    end


    def _delete ()
      begin
	File.delete(@location)
      rescue Errno::ENOENT
	raise RuntimeError, "Unable to delete session #{@session_id}"
      end
    end


    def _persist ()
      self.make_location() unless(@location)

      begin
	f = File.new(@location, File::CREAT|File::TRUNC|File::WRONLY|File::EXCL, 0600)
	Marshal.dump(@data, f)
	f.close()
      rescue Errno::EEXIST
	self.restore
	f = File.new(@location, File::TRUNC|File::WRONLY, 0600)
	Marshal.dump(@data, f)
	f.close()
      end
    end
    # End: def _persist ()


    def _restore ()
      begin
	f = File.new(@location, File::RDONLY)
	@data.update(Marshal.load(f))
	f.close
      rescue Errno::ENOENT
	raise RuntimeError, "Can not restore session '#{@session_id}': session does not valid"
      end
    end
    # End: def _restore ()

    private

  end
  # End: module Session

end
# End: module Apache