portal/util.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # Code borrowed from the django-registration application
   4 # https://bitbucket.org/ubernostrum/django-registration
   5
   6 from django.shortcuts import redirect
   7 from django.views.generic.edit import FormView
   8 from django.views.generic.base  import TemplateView
   9
  10 class _RequestPassingFormView(FormView):
  11     """
  12     A version of FormView which passes extra arguments to certain
  13     methods, notably passing the HTTP request nearly everywhere, to
  14     enable finer-grained processing.
  15
  16     """
  17     def get(self, request, *args, **kwargs):
  18         # Pass request to get_form_class and get_form for per-request
  19         # form control.
  20         form_class = self.get_form_class(request)
  21         form = self.get_form(form_class)
  22         return self.render_to_response(self.get_context_data(form=form))
  23
  24     def post(self, request, *args, **kwargs):
  25         # Pass request to get_form_class and get_form for per-request
  26         # form control.
  27         form_class = self.get_form_class(request)
  28         form = self.get_form(form_class)
  29         if form.is_valid():
  30             # Pass request to form_valid.
  31             return self.form_valid(request, form)
  32         else:
  33             return self.form_invalid(form)
  34
  35     def get_form_class(self, request=None):
  36         return super(_RequestPassingFormView, self).get_form_class()
  37
  38     def get_form_kwargs(self, request=None, form_class=None):
  39         return super(_RequestPassingFormView, self).get_form_kwargs()
  40
  41     def get_initial(self, request=None):
  42         return super(_RequestPassingFormView, self).get_initial()
  43
  44     def get_success_url(self, request=None, user=None):
  45         # We need to be able to use the request and the new user when
  46         # constructing success_url.
  47         return super(_RequestPassingFormView, self).get_success_url()
  48
  49     def form_valid(self, form, request=None):
  50         return super(_RequestPassingFormView, self).form_valid(form)
  51
  52     def form_invalid(self, form, request=None):
  53         return super(_RequestPassingFormView, self).form_invalid(form)
  54
  55 class RegistrationView(_RequestPassingFormView):
  56     """
  57     Base class for user registration views.
  58
  59     """
  60     disallowed_url = 'registration_disallowed'
  61     #form_class =  RegistrationForm
  62     http_method_names = ['get', 'post', 'head', 'options', 'trace']
  63     success_url = None
  64     template_name = 'user_register.html' #registration/registration_form.html'
  65
  66     def dispatch(self, request, *args, **kwargs):
  67         """
  68         Check that user signup is allowed before even bothering to
  69         dispatch or do other processing.
  70
  71         """
  72         if not self.registration_allowed(request):
  73             return redirect(self.disallowed_url)
  74         return super(RegistrationView, self).dispatch(request, *args, **kwargs)
  75
  76     def form_valid(self, request, form):
  77         new_user = self.register(request, **form.cleaned_data)
  78         success_url = self.get_success_url(request, new_user)
  79
  80         # success_url may be a simple string, or a tuple providing the
  81         # full argument set for redirect(). Attempting to unpack it
  82         # tells us which one it is.
  83         try:
  84             to, args, kwargs = success_url
  85             return redirect(to, *args, **kwargs)
  86         except ValueError:
  87             return redirect(success_url)
  88
  89     def registration_allowed(self, request):
  90         """
  91         Override this to enable/disable user registration, either
  92         globally or on a per-request basis.
  93
  94         """
  95         return True
  96
  97     def register(self, request, **cleaned_data):
  98         """
  99         Implement user-registration logic here. Access to both the
 100         request and the full cleaned_data of the registration form is
 101         available here.
 102
 103         """
 104         raise NotImplementedError
 105
 106 class ActivationView(TemplateView):
 107     """
 108     Base class for user activation views.
 109
 110     """
 111     http_method_names = ['get']
 112     template_name = 'registration/activate.html'
 113
 114     def get(self, request, *args, **kwargs):
 115         activated_user = self.activate(request, *args, **kwargs)
 116         if activated_user:
 117             signals.user_activated.send(sender=self.__class__,
 118                                         user=activated_user,
 119                                         request=request)
 120             success_url = self.get_success_url(request, activated_user)
 121             try:
 122                 to, args, kwargs = success_url
 123                 return redirect(to, *args, **kwargs)
 124             except ValueError:
 125                 return redirect(success_url)
 126         return super(ActivationView, self).get(request, *args, **kwargs)
 127
 128     def activate(self, request, *args, **kwargs):
 129         """
 130         Implement account-activation logic here.
 131
 132         """
 133         raise NotImplementedError
 134
 135     def get_success_url(self, request, user):
 136         raise NotImplementedError
 137
 138
 139 # DEPRECATED #def user_register(request):
 140 # DEPRECATED #    if request.method == 'POST':
 141 # DEPRECATED #        form = UserRegisterForm(request.POST)
 142 # DEPRECATED #        if form.is_valid():
 143 # DEPRECATED #            first_name = form.cleaned_data['first_name']
 144 # DEPRECATED #            last_name  = form.cleaned_data['last_name']
 145 # DEPRECATED #            email      = form.cleaned_data['email']
 146 # DEPRECATED #            password   = form.cleaned_data['password']
 147 # DEPRECATED #            password2  = form.cleaned_data['password2']
 148 # DEPRECATED #            keypair    = form.cleaned_data['keypair']
 149 # DEPRECATED #            ## Ici nous pouvons traiter les données du formulaire
 150 # DEPRECATED #            #sujet = form.cleaned_data['sujet']
 151 # DEPRECATED #            #message = form.cleaned_data['message']
 152 # DEPRECATED #            #envoyeur = form.cleaned_data['envoyeur']
 153 # DEPRECATED #            #renvoi = form.cleaned_data['renvoi']
 154 # DEPRECATED #            ## Nous pourrions ici envoyer l'e-mail grâce aux données que nous venons de récupérer
 155 # DEPRECATED #            #envoi = True
 156 # DEPRECATED #
 157 # DEPRECATED #
 158 # DEPRECATED #    else:
 159 # DEPRECATED #        form = UserRegisterForm()
 160 # DEPRECATED #    return render(request, 'user_register.html', locals())
 161 # DEPRECATED #
 162 # DEPRECATED #def user_validate(request):
 163 # DEPRECATED #    pass
 164 # DEPRECATED #
 165 # DEPRECATED #def slice_request(request):
 166 # DEPRECATED #    if request.method == 'POST':
 167 # DEPRECATED #        form = SliceRequestForm(request.POST)
 168 # DEPRECATED #        if form.is_valid():
 169 # DEPRECATED #            slice_name = form.cleaned_data['slice_name']
 170 # DEPRECATED #    else:
 171 # DEPRECATED #        form = SliceRequestForm()
 172 # DEPRECATED #    return render(request, 'slice-request-view.html', locals())
 173 # DEPRECATED #
 174 # DEPRECATED #def slice_validate(request):
 175 # DEPRECATED #    pass