apps/api/utils.py

   1 # -*- encoding: utf-8 -*-
   2
   3 __author__ = "Łukasz Rekucki"
   4 __date__ = "$2009-09-20 21:48:03$"
   5 __doc__ = "Module documentation."
   6
   7
   8 from functools import wraps
   9 from piston.emitters import Emitter
  10 from piston.utils import rc
  11
  12 import api.response
  13
  14 from wlrepo import MercurialLibrary
  15 import settings
  16
  17 class TextEmitter(Emitter):
  18     def render(self, request):
  19         return unicode(self.construct())
  20
  21 Emitter.register('text', TextEmitter, 'text/plain; charset=utf-8')
  22 Emitter.register('rawxml', TextEmitter, 'application/xml; charset=UTF-8')
  23
  24 class DjangoAuth(object):
  25
  26     def is_authenticated(self, request):
  27         return request.user.is_authenticated()
  28
  29     def challenge(self):
  30         return rc.FORBIDDEN
  31
  32
  33 def validate_form(formclass, source='GET'):
  34
  35     def decorator(func):
  36         @wraps(func)
  37         def decorated(self, request, * args, ** kwargs):
  38             form = formclass(getattr(request, source), request.FILES)
  39
  40             if not form.is_valid():
  41                 errorlist = [{'field': k, 'errors': e} for k, e in form.errors.items()]
  42                 return api.response.BadRequest().django_response(errorlist)
  43
  44             kwargs['form'] = form
  45             return func(self, request, * args, ** kwargs)
  46         return decorated
  47     return decorator
  48
  49 def hglibrary(func):
  50     @wraps(func)
  51     def decorated(self, *args, **kwargs):
  52         l = MercurialLibrary(settings.REPOSITORY_PATH)
  53         kwargs['lib'] = l
  54         return func(self, *args, **kwargs)
  55     return decorated
  56
  57
  58
  59