mediagoblin/oauth/tools/request.py

   1 # GNU MediaGoblin -- federated, autonomous media hosting
   2 # Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
   3 #
   4 # This program is free software: you can redistribute it and/or modify
   5 # it under the terms of the GNU Affero General Public License as published by
   6 # the Free Software Foundation, either version 3 of the License, or
   7 # (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 Affero General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU Affero General Public License
  15 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 def decode_authorization_header(header):
  18     """ Decodes a HTTP Authorization Header to python dictionary """
  19     authorization = header.get("Authorization", "").lstrip(" ").lstrip("OAuth")
  20     tokens = {}
  21
  22     for param in authorization.split(","):
  23         try:
  24             key, value = param.split("=")
  25         except ValueError:
  26             continue
  27
  28         key = key.lstrip(" ")
  29         value = value.lstrip(" ").lstrip('"')
  30         value = value.rstrip(" ").rstrip('"')
  31
  32         tokens[key] = value
  33
  34     return tokens
  35