lib/cherrypy/lib/xmlrpc.py

   1 import sys
   2
   3 import cherrypy
   4
   5
   6 def process_body():
   7     """Return (params, method) from request body."""
   8     try:
   9         import xmlrpclib
  10         return xmlrpclib.loads(cherrypy.request.body.read())
  11     except Exception:
  12         return ('ERROR PARAMS', ), 'ERRORMETHOD'
  13
  14
  15 def patched_path(path):
  16     """Return 'path', doctored for RPC."""
  17     if not path.endswith('/'):
  18         path += '/'
  19     if path.startswith('/RPC2/'):
  20         # strip the first /rpc2
  21         path = path[5:]
  22     return path
  23
  24
  25 def _set_response(body):
  26     # The XML-RPC spec (http://www.xmlrpc.com/spec) says:
  27     # "Unless there's a lower-level error, always return 200 OK."
  28     # Since Python's xmlrpclib interprets a non-200 response
  29     # as a "Protocol Error", we'll just return 200 every time.
  30     response = cherrypy.response
  31     response.status = '200 OK'
  32     response.body = body
  33     response.headers['Content-Type'] = 'text/xml'
  34     response.headers['Content-Length'] = len(body)
  35
  36
  37 def respond(body, encoding='utf-8', allow_none=0):
  38     from xmlrpclib import Fault, dumps
  39     if not isinstance(body, Fault):
  40         body = (body,)
  41     _set_response(dumps(body, methodresponse=1,
  42                         encoding=encoding,
  43                         allow_none=allow_none))
  44
  45 def on_error(*args, **kwargs):
  46     body = str(sys.exc_info()[1])
  47     from xmlrpclib import Fault, dumps
  48     _set_response(dumps(Fault(1, body)))
  49