Python django.contrib.auth 模块，login() 实例源码

我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用django.contrib.auth.login()。

项目：til 作者：amitsaha | 项目源码 | 文件源码

def signup(request):
    if request.user.is_authenticated:
        return HttpResponseRedirect('/post/')
    if request.method == 'GET':
        form = UserCreationForm()
        return render(request, 'tilweb/signup.html', {'form': form})
    if request.method == 'POST':
        form = UserCreationForm(request.POST)
        if form.is_valid():
            # https://docs.djangoproject.com/en/1.11/topics/forms/modelforms/#the-save-method
            form.save()
            username = form.cleaned_data.get('username')
            password = form.cleaned_data.get('password1')
            user = authenticate(username=username, password=password)
            login(request, user)
            return HttpResponseRedirect('/post/')
        else:
            # If there were errors, we render the form with these
            # errors
            return render(request, 'tilweb/signup.html', {'form': form})

项目：django-simplestore 作者：martinstastny | 项目源码 | 文件源码

def form_valid(self, form):
        self.profile = form.save()
        self.request.session['user_cart'] = self.request.session.session_key

        user = authenticate(
            email=self.profile.email,
            password=self.request.POST['password1']
        )

        messages.add_message(
            self.request, messages.SUCCESS,
            'You were successfully logged in.'
        )

        login(self.request, user)
        return super(RegistrationFormView, self).form_valid(form)

项目：NearBeach 作者：robotichead | 项目源码 | 文件源码

def index(request):
    """
    The index page determines if a particular user has logged in. It will
    follow the following steps

    Method
    ~~~~~~
    1.) If there is a user logged in, if not, send them to login
    2.) Find out if this user should be in the system, if not send them to
        invalid view
    3.) If survived this far the user will be sent to "Active Projects"
    """
    if not request.user.is_authenticated:
        return HttpResponseRedirect(reverse('login'))
    else:
        return HttpResponseRedirect(reverse('active_projects'))

    # Default
    return HttpResponseRedirect(reverse('login'))

项目：NearBeach 作者：robotichead | 项目源码 | 文件源码

def clean(self):
        #Get login data
        username=self.cleaned_data.get("username")
        password=self.cleaned_data.get("password")

        #Checking authentication
        if username and password:
            user=authenticate(username=username, password=password)
            """
            The following bunch of if, else if statements will return errors if the following
            cases are met
            -- Login is not valid
            -- Login is currently not active
            -- If the user does not have groups associated with them
            """
            if ((not user) or (not user.check_password(password))):
                raise forms.ValidationError("The login details are incorrect")
            elif (not user.is_active):
                raise forms.ValidationError("Please contact your system administrator. Your account has been disabled")
            elif (user_groups.objects.filter(username_id=user.id, is_deleted='FALSE').count() == 0):
                raise forms.ValidationError("Please contact your system administrator. Your account has no group access")
        return super(login_form, self).clean()