#!/usr/local/bin/python -OO

"""
scgi/web2ldap.py - stub script for running as SCGI server

web2ldap -  web-based LDAP Client, see http://www.web2ldap.de
(c) by Michael Stroeder <michael@stroeder.com>

This software is distributed under the terms of the
GPL (GNU GENERAL PUBLIC LICENSE) Version 2
(see http://www.gnu.org/copyleft/gpl.html)

$Id: web2ldap.py,v 1.8 2004/07/07 08:06:08 michael Exp $
"""

try:
  import psyco
except ImportError:
  pass
else:
  psyco.full()

import sys,os,signal,time,scgi.scgi_server

exec_startdir = os.path.dirname(os.path.dirname(os.path.abspath(sys.argv[0])))
sys.path.insert(0,os.sep.join([exec_startdir,'etc','web2ldap']))
sys.path.insert(0,os.sep.join([exec_startdir,'pylib']))

if os.name == 'posix':
  # For finding web2ldapcnf.py in /etc/web2ldap on Unix systems
  sys.path.append('/etc/web2ldap')

import web2ldapcnf.misc,web2ldapcnf.scgi

open(web2ldapcnf.scgi.pid_file,'w').write(str(os.getpid()))

for i in web2ldapcnf.misc.pylibdirs:
  sys.path.insert(0,i)

import mssignals,w2lapp.handler,w2lapp.core


class W2LHandler(scgi.scgi_server.SCGIHandler):

  prefix = web2ldapcnf.scgi.prefix

  def __init__(self,*args,**kwargs):
    scgi.scgi_server.SCGIHandler.__init__(self,*args,**kwargs)

  def handle_connection(self,conn):
    inputf = conn.makefile("r")
    outputf = conn.makefile("w")
    env = self.read_env(inputf)
    if not env.has_key('PATH_INFO'):
      path = env['SCRIPT_NAME']
      env['SCRIPT_NAME'] = self.prefix
      env['PATH_INFO'] = path[len(self.prefix):]
    try:
      w2lapp.handler.HandleHTTPRequest(
        inputf,outputf,sys.stderr,env
      )
    finally:
      outputf.close()
      inputf.close()
      conn.close()


class SCGIServer(scgi.scgi_server.SCGIServer):

  def delegate_request(self,conn):
    pass


# Start the clean-up thread
import w2lapp.session
w2lapp.session.cleanUpThread.start()

try:
  if len(sys.argv)==2:
    host,port = '127.0.0.1',int(sys.argv[1])
  elif len(sys.argv)==3:
    host,port = sys.argv[1],int(sys.argv[2])
  else:
    host,port = '127.0.0.1',scgi.scgi_server.SCGIServer.DEFAULT_PORT
  sys.stderr.write('***Started SCGIServer on %s:%s\n' % (host,port))
  scgiserver = scgi.scgi_server.SCGIServer(
    handler_class=W2LHandler,host=host,port=port,max_children=1
  )
  scgiserver.serve()
except KeyboardInterrupt:
  # Stop clean-up thread
  w2lapp.session.cleanUpThread.enabled=0
  os.remove(web2ldapcnf.scgi.pid_file)