code.delx.au - pymsnt/blob - src/xmlconfig.py

   1 # Copyright 2004-2005 James Bunton <james@delx.cjb.net>
   2 # Licensed for distribution under the GPL version 2, check COPYING for details
   3
   4
   5 import sys
   6 import os
   7
   8 import utils
   9 import config
  10
  11
  12
  13 def invalidError(text):
  14         print text
  15         print "Exiting..."
  16         sys.exit(1)
  17
  18
  19 def reloadConfig():
  20         # Find out where the config file is
  21         configFile = config.configFile
  22         if len(sys.argv) == 2:
  23                 configFile = sys.argv[1]
  24
  25         # Check the file exists
  26         if not os.path.isfile(configFile):
  27                 print "Configuration file not found. You need to create a config.xml file in the PyMSNt directory."
  28                 sys.exit(1)
  29
  30         # Get ourself a DOM
  31         try:
  32                 root = utils.parseFile(configFile)
  33         except Exception, e:
  34                 invalidError("Error parsing configuration file: " + str(e))
  35
  36         # Store all the options in config
  37         for el in root.elements():
  38                 try:
  39                         tag = el.name
  40                         cdata = str(el)
  41                         children = [x for x in el.elements()]
  42                         if children:
  43                                 # For options like <admins><jid>user1@host.com</jid><jid>user2@host.com</jid></admins>
  44                                 if type(getattr(config, tag)) != list:
  45                                         invalidError("Tag %s in your configuration file should be a list (ie, must have subtags)." % (tag))
  46                                 myList = getattr(config, tag)
  47                                 for child in children:
  48                                         s = child.__str__()
  49                                         myList.append(s)
  50                         elif cdata:
  51                                 # For config options like <ip>127.0.0.1</ip>
  52                                 if type(getattr(config, tag)) != str:
  53                                         invalidError("Tag %s in your configuration file should not be a string (ie, no cdata)." % (tag))
  54                                 setattr(config, tag, cdata)
  55                         else:
  56                                 # For config options like <sessionGreeting/>
  57                                 t = type(getattr(config, tag))
  58                                 if not (t == bool or t == int):
  59                                         invalidError("Tag %s in your configuration file should not be a boolean (ie, must have cdata or subtags)." % (tag))
  60                                 setattr(config, tag, True)
  61                 except AttributeError:
  62                         print "Tag %s in your configuration file is not a defined tag. Ignoring!" % (tag)
  63
  64