--- /dev/null
+from django import forms
+from django.conf.urls.defaults import url, patterns, include
+from django.contrib import messages
+from django.contrib.auth import authenticate, login, views as auth_views
+from django.contrib.auth.forms import AuthenticationForm
+from django.contrib.auth.models import User
+from django.db import models
+from django.http import Http404, HttpResponseRedirect
+from django.shortcuts import render_to_response
+from django.utils.translation import ugettext_lazy, ugettext as _
+from django.views.decorators.cache import never_cache
+from django.views.decorators.csrf import csrf_protect
+from philo.models import MultiView, Page
+
+
+ERROR_MESSAGE = ugettext_lazy("Please enter a correct username and password. Note that both fields are case-sensitive.")
+LOGIN_FORM_KEY = 'this_is_the_login_form'
+LoginForm = type('LoginForm', (AuthenticationForm,), {
+ LOGIN_FORM_KEY: forms.BooleanField(widget=forms.HiddenInput, initial=True)
+})
+
+
+def get_field_data(obj, fields):
+ if fields == None:
+ fields = [field.name for field in obj._meta.fields if field.editable]
+
+ return dict([(field.name, field.value_from_object(obj)) for field in obj._meta.fields if field.name in fields])
+
+
+class LoginMultiView(MultiView):
+ login_page = models.ForeignKey(Page, related_name='login_related')
+
+ @property
+ def urlpatterns(self):
+ urlpatterns = patterns('',
+ url(r'^login/$', self.login, name='login'),
+ url(r'^logout/$', self.logout, name='logout')
+ )
+ return urlpatterns
+
+ def get_context(self, extra_dict=None):
+ context = {}
+ context.update(extra_dict or {})
+ return context
+
+ def display_login_page(self, request, message, node=None, extra_context=None):
+ request.session.set_test_cookie()
+
+ redirect = request.META.get('HTTP_REFERER', None)
+ path = request.get_full_path()
+ if redirect != path:
+ if redirect is None:
+ redirect = '/'.join(path.split('/')[:-2])
+ request.session['redirect'] = redirect
+
+ if request.POST:
+ form = LoginForm(request.POST)
+ else:
+ form = LoginForm()
+ context = self.get_context({
+ 'message': message,
+ 'form': form
+ })
+ context.update(extra_context or {})
+ return self.login_page.render_to_response(node, request, extra_context=context)
+
+ def login(self, request, node=None, extra_context=None):
+ """
+ Displays the login form for the given HttpRequest.
+ """
+ context = self.get_context(extra_context)
+
+ from django.contrib.auth.models import User
+
+ # If this isn't already the login page, display it.
+ if not request.POST.has_key(LOGIN_FORM_KEY):
+ if request.POST:
+ message = _("Please log in again, because your session has expired.")
+ else:
+ message = ""
+ return self.display_login_page(request, message, node, context)
+
+ # Check that the user accepts cookies.
+ if not request.session.test_cookie_worked():
+ message = _("Looks like your browser isn't configured to accept cookies. Please enable cookies, reload this page, and try again.")
+ return self.display_login_page(request, message, node, context)
+ else:
+ request.session.delete_test_cookie()
+
+ # Check the password.
+ username = request.POST.get('username', None)
+ password = request.POST.get('password', None)
+ user = authenticate(username=username, password=password)
+ if user is None:
+ message = ERROR_MESSAGE
+ if username is not None and u'@' in username:
+ # Mistakenly entered e-mail address instead of username? Look it up.
+ try:
+ user = User.objects.get(email=username)
+ except (User.DoesNotExist, User.MultipleObjectsReturned):
+ message = _("Usernames cannot contain the '@' character.")
+ else:
+ if user.check_password(password):
+ message = _("Your e-mail address is not your username."
+ " Try '%s' instead.") % user.username
+ else:
+ message = _("Usernames cannot contain the '@' character.")
+ return self.display_login_page(request, message, node, context)
+
+ # The user data is correct; log in the user in and continue.
+ else:
+ if user.is_active:
+ login(request, user)
+ redirect = request.session.pop('redirect')
+ return HttpResponseRedirect(redirect)
+ else:
+ return self.display_login_page(request, ERROR_MESSAGE, node, context)
+ login = never_cache(login)
+
+ def logout(self, request):
+ return auth_views.logout(request, request.META['HTTP_REFERER'])
+
+ def login_required(self, view):
+ def inner(request, node=None, *args, **kwargs):
+ if not request.user.is_authenticated():
+ root_url = node.get_path(Site.objects.get_current().root_node).strip('/')
+ login_url = reverse('login', urlconf=self).strip('/')
+ return HttpResponseRedirect('/%s/%s/' % (root_url, login_url))
+ return view(request, node=node, *args, **kwargs)
+
+ return inner
+
+ class Meta:
+ abstract = True
+
+
+class AccountMultiView(LoginMultiView):
+ """
+ Subclasses may define an account_profile model, fields from the User model
+ to include in the account, and fields from the account profile to use in
+ the account.
+ """
+ manage_account_page = models.ForeignKey(Page, related_name='classifieds_manage_account_page')
+ user_fields = ['first_name', 'last_name', 'email']
+ required_user_fields = user_fields
+ account_profile = None
+ account_profile_fields = None
+
+ @property
+ def urlpatterns(self):
+ urlpatterns = super(AccountMultiView, self).urlpatterns
+ urlpatterns += patterns('',
+ url(r'^account/$', self.login_required(self.account_view), name='account')
+ )
+ return urlpatterns
+
+ def get_account_forms(self):
+ user_form = forms.models.modelform_factory(User, fields=self.user_fields)
+
+ if self.account_profile is None:
+ profile_form = None
+ else:
+ profile_form = forms.models.modelform_factory(self.account_profile, fields=self.account_profile_fields or [field.name for field in self.account_profile._meta.fields if field.editable and field.name != 'user'])
+
+ for field_name, field in user_form.base_fields.items():
+ if field_name in self.required_user_fields:
+ field.required = True
+ return user_form, profile_form
+
+ def get_account_form_instances(self, user, data=None):
+ form_instances = []
+ user_form, profile_form = self.get_account_forms()
+ if data is None:
+ form_instances.append(user_form(instance=user))
+ if profile_form:
+ form_instances.append(profile_form(instance=self.account_profile._default_manager.get_or_create(user=user)[0]))
+ else:
+ form_instances.append(user_form(data, instance=user))
+ if profile_form:
+ form_instances.append(profile_form(data, instance=self.account_profile._default_manager.get_or_create(user=user)[0]))
+
+ return form_instances
+
+ def account_view(self, request, node=None, extra_context=None):
+ if request.method == 'POST':
+ form_instances = self.get_account_form_instances(request.user, request.POST)
+
+ for form in form_instances:
+ if not form.is_valid():
+ break
+ else:
+ for form in form_instances:
+ form.save()
+ messages.add_message(request, messages.SUCCESS, "Account information saved.", fail_silently=True)
+ return HttpResponseRedirect('')
+ else:
+ form_instances = self.get_account_form_instances(request.user)
+
+ context = self.get_context({
+ 'forms': form_instances
+ })
+ context.update(extra_context or {})
+ return self.manage_account_page.render_to_response(node, request, extra_context=context)
+
+ def has_valid_account(self, user):
+ user_form, profile_form = self.get_account_forms()
+ forms = []
+ forms.append(user_form(data=get_field_data(user, self.user_fields)))
+
+ if profile_form is not None:
+ profile = self.account_profile._default_manager.get_or_create(user=user)[0]
+ forms.append(profile_form(data=get_field_data(profile, self.account_profile_fields)))
+
+ for form in forms:
+ if not form.is_valid():
+ return False
+ return True
+
+ def account_required(self, view):
+ def inner(request, *args, **kwargs):
+ if not self.has_valid_account(request.user):
+ messages.add_message(request, messages.ERROR, "You need to add some account information before you can post listings.")
+ return self.account_view(request, *args, **kwargs)
+ return view(request, *args, **kwargs)
+
+ inner = self.login_required(inner)
+ return inner
+
+ class Meta:
+ abstract = True
\ No newline at end of file
git.ithinksw.org / philo.git / commitdiff