def my_login(request):
curr_url = request.GET.get('next','/teacher')
error=''
if request.method =='POST':
result = {}
form = crm_forms.LoginForm(request.POST)
if form.is_valid():
cd = form.cleaned_data
user = authenticate(
username = cd['username'],
password = cd['password'],
)
if user:
login(request,user)
human_username = models.UserProfile.objects.get(email=request.POST['username'])
request.session['username']=human_username.name
request.session['email']=request.POST['username']
response = HttpResponseRedirect(curr_url)
return response
else:
error = '用户名或密码错误'
form = crm_forms.LoginForm(request.POST)
return render(request, 'teacher/login.html', {'form': form,'error':error})
else:
error='请输入用户名/密码'
form = crm_forms.LoginForm()
return render(request,'teacher/login.html',{'form':form,'error':error})
def login(request):
"""登录功能"""
register_obj = forms.RegisterForm() # 获取RegisterForm对象
if request.method == "GET":
login_obj = forms.LoginForm()
return render(request, "login.html", {"login_obj": login_obj, "register_obj": register_obj}) # 返回登录注册页面
elif request.method == "POST":
login_obj = forms.LoginForm(request.POST)
if login_obj.is_valid():
request.session.clear_expired() # 清空过期的session
username = login_obj.clean().get("username") # 获取用户名
if login_obj.clean().get("remember", None) == "True":
request.session["username"] = username # 设置session
return render(request, "index.html", {"username": username})
else:
return render(request, "login.html", {"login_obj": login_obj, "register_obj": register_obj})
def get(self, request, *args, **kwargs):
if request.user.is_authenticated:
url = reverse('base', args=args, kwargs=kwargs)
return HttpResponseRedirect(url)
login_form = forms.LoginForm()
if 'login_form' not in kwargs:
kwargs.update(dict(login_form=login_form))
return super().get(request=request, *args, **kwargs)
def login(request):
err_msg = ''
form_obj = forms.LoginForm()
if request.method == 'POST':
form_obj = forms.LoginForm(request.POST)
if form_obj.is_valid():
username = form_obj.cleaned_data['username']
password = form_obj.cleaned_data['password']
user = auth.authenticate(request,
username=username,
password=password)
if user is not None:
auth.login(request, user)
init_permission(user, request)
return redirect('index')
err_msg = '用户名或密码错误'
return render(request, 'login.html', locals())
def post(self, request, *args, **kwargs):
login_form = forms.LoginForm(request.POST)
login_form.full_clean()
if login_form.is_valid():
username = User.normalize_username(
login_form.cleaned_data['email'])
user_exists = User.objects.filter(username=username).exists()
if not user_exists:
login_form.add_error('email', 'Пользователь не найден')
user = authenticate(request,
username=username,
password=login_form.cleaned_data['password'])
print(user)
if user is None and user_exists:
from crm.utils.backends import CustomModelBackend
if CustomModelBackend.is_user_failed_attempts_exceeded(
username):
login_form.add_error(
'email',
'Пользователь временно заблокирован за превышение количества '
'попыток входа. Пожалуйста, повторите попытку позже.')
else:
login_form.add_error('password', 'Неверный пароль')
if user:
login(request, user)
url = reverse('base', args=args, kwargs=kwargs)
return HttpResponseRedirect(url)
else:
kwargs['login_form'] = login_form
return self.get(request, *args, **kwargs)
else:
kwargs.update(dict(login_form=login_form))
return self.get(request=request, *args, **kwargs)