def post(self, request, *args, **kwargs):
"""通过用户名和密码进行登陆"""
# 实例化表单对象
login_form = LoginForm(request.POST)
# 表单验证
if login_form.is_valid():
username = login_form.cleaned_data["username"]
password = login_form.cleaned_data["password"]
# if not username:
# return render(request, "login.html", {"msg": "请输入用户名"})
#
# if not password:
# return render(request, "login.html", {"msg": "请输入密码"})
# 通过用户名和密码得到一个user用户对象,验证用户是否存在！
user = authenticate(username=username, password=password)
if user is not None:
# 进行状态保持
login(request, user)
return HttpResponseRedirect(reverse("index"))
else:
return render(request, "login.html", {
"msg": "用户名或密码错误",
"login_form": login_form
})
else:
return render(request, "login.html", {"login_form": login_form})
def post(self, request):
form = LoginForm(request.POST)
if form.is_valid():
username = request.POST.get('userid')
password = request.POST.get('pwd')
if not all([username, password]):
return render(request, 'register.html',
{'errmsg': u'请输入用户名或密码'})
user = authenticate(username=username, password=password) # 登录校验
if user is not None:
if user.is_active:
login(request, user)
response = redirect(reverse('wechat:index'))
remember = request.POST.get('remember')
if remember == 'on':
# 记住用户名
response.set_cookie('username',
username,
max_age=7 * 24 * 3600)
else:
response.delete_cookie('username')
return response
else:
return render(request, 'login.html', {'errmsg': u'账户未激活'})
else:
return render(request, 'login.html', {'errmsg': u'用户名或密码错误'})
def post(self, request):
# 实例化
login_form = LoginForm(request.POST)
if login_form.is_valid():
# 获取用户提交的用户名和密码
user_name = request.POST.get('username', None)
pass_word = request.POST.get('password', None)
# 成功返回user对象,失败None
user = authenticate(username=user_name, password=pass_word)
# 如果不是null说明验证成功
if user is not None:
if user.is_active:
# 只有注册激活才能登录
login(request, user)
return HttpResponseRedirect(reverse('index'))
else:
return render(request, 'login.html', {
'msg': '用户名或密码错误',
'login_form': login_form
})
# 只有当用户名或密码不存在时，才返回错误信息到前端
else:
return render(request, 'login.html', {
'msg': '用户名或密码错误',
'login_form': login_form
})
# form.is_valid（）已经判断不合法了，所以这里不需要再返回错误信息到前端了
else:
return render(request, 'login.html', {'login_form': login_form})
def post(self, request):
login_form = LoginForm(request.POST) # 获取登录的数据
if login_form.is_valid(): # 验证是否有效
user_name = request.POST.get('username', '')
pass_word = request.POST.get('password', '')
user = authenticate(username=user_name,
password=pass_word) #验证user
if user is not None:
login(request, user)
return HttpResponseRedirect(reversed('index'))
else:
return render(request, 'login.html', {'msg': '账号密码有误'})
return render(request, 'login.html',
{'login_form': login_form}) #账号无效，错误信息回填
def login_user(request):
page = request.GET.get("page", 1)
ads = Ad.objects.filter().order_by("-created_at")
p = Paginator(ads, settings.ITEMS_PER_PAGE)
if request.method == 'GET':
form = LoginForm()
return render(request, 'login.html', context={
'form': form,
'page': p.page(page),
})
elif request.method == 'POST':
form = LoginForm(request.POST)
form.is_valid()
user = form.get_user(request)
if user:
login(request, user)
return redirect("/")
else:
form.errors[NON_FIELD_ERRORS] = form.error_class(['Невозможно выполнить вход с этими учетными данными'])
return render(request, "login.html", context={
'form': form,
'page': p.page(page),
})
def post(self, request):
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data.get("login_username")
password = form.cleaned_data.get("login_password")
authenticated_user = authenticate(username=username, password=password)
if authenticated_user and authenticated_user.is_active:
django_login(request, authenticated_user)
redirect_to = request.GET.get("next", "home_page")
return redirect(redirect_to)
else:
messages.error(request, "User incorrect or inactive")
return render(request, "login_form.html", {"form": form})
def register(req):
if req.method == 'POST':
uf = LoginForm(req.POST)
if uf.is_valid():
username = uf.cleaned_data['username']
password = uf.cleaned_data['password']
number = uf.cleaned_data['num']
User.object.create(username=username,
password=password,
number=number)
User.save()
return render(req, 'login.html')
else:
uf = LoginForm()
return render(req, 'register.html')
def post(self, request):
login_form = LoginForm(request.POST)
if login_form.is_valid():
user_name = request.POST.get('username', '')
pass_word = request.POST.get('password', '')
user = authenticate(username=user_name, password=pass_word)
if user is not None:
if user.is_active:
login(request, user)
return HttpResponseRedirect(reverse("index.html"))
else:
return render(request, 'login.html', {"msg": "用户未激活"})
else:
return render(request, "login.html", {"msg": "用户名或密码错误"})
else:
return render(request, 'login.html', {"login_form": login_form})
def LoginView(request):
if request.method == 'GET':
register_form = RegisterForm()
return render(request, 'user/login.html',
{'register_form': register_form})
if request.method == 'POST':
form = LoginForm(request.POST)
if form.is_valid():
user = authenticate(
username=form.cleaned_data["username"],
password=form.cleaned_data["password"],
)
if user and user.is_active:
login(request, user)
messages.success(request, "自动跳转到主页", extra_tags="登录成功！")
return HttpResponseRedirect(reverse("sspanel:userinfo"))
def login(req):
if req.method == 'POST':
uf = LoginForm(req.POST)
if uf.is_valid():
username = uf.cleaned_data['username']
password = uf.cleaned_data['password']
user = User.objects.filter(username__exact=username,
password__exact=password)
if user:
req.session['username'] = username
return HttpResponseRedirect('/index')
else:
err = 'incorrect username or pwd,please input again.'
return render(req, 'register.html', {'err': err})
else:
uf = LoginForm()
return render(req, 'login.html', {'uf': uf})
def post(self, request):
login_form = LoginForm(request.POST)
if login_form.is_valid():
user_name = request.POST.get("username", "")
pass_word = request.POST.get("password", "")
user = authenticate(username=user_name, password=pass_word)
if user is not None:
if user.is_active:
login(request, user)
from django.urls import reverse
return HttpResponseRedirect(reverse('index'))
#return render(request,'index.html')，之前用render发现一个渲染的问题，一旦登出再登录，页面图片一片空白。
else:
return render(request, 'login.html', {'msg': '用户未激活'})
else:
return render(request, 'login.html', {'msg': '用户或密码错误'})
else:
return render(request, 'login.html', {'login_form': login_form})
def post(self, request):
login_form = LoginForm(request.POST)
if login_form.is_valid():
# 获取用户提交的用户名和密码
user_name = request.POST.get('username', None)
pass_word = request.POST.get('password', None)
# 成功返回user对象,失败None
user = authenticate(username=user_name, password=pass_word)
# 账号是否激活
# 如果不是null说明验证成功
if user is not None:
# 登录
login(request, user)
# return render(request, 'index.html')
return HttpResponseRedirect(reverse('index'))
else:
return render(request, 'login.html', {'msg': '用户名或密码错误'})
else: # 表单校验没有通过
return render(request, 'login.html', locals())
def post(self, request):
error_message = []
form = LoginForm(request.POST)
if form.is_valid():
username = form.cleaned_data.get('username')
password = form.cleaned_data.get('pwd')
user = authenticate(username=username, password=password)
if user is None:
error_message.append('Nombre de usuraio o contraseña incorrecta')
else:
if user.is_active:
django_login(request, user)
url = request.GET.get('next', 'home')
return redirect(url)
else:
error_message.append('El usuario no esta activo')
context = {
'errors': error_message,
'login_form': form
}
return render(request, 'users/login.html', context)
def post(self, request):
login_form = LoginForm(request.POST)
if login_form.is_valid():
username = request.POST.get('username', '')
password = request.POST.get('password', '')
# 成功返回user对象,失败None
user = authenticate(username=username, password=password)
if user is not None:
if user.is_active:
login(request, user)
return HttpResponseRedirect(reverse('index'))
else:
return render(request, 'login.html', {
'msg': '用户未激活',
'login_form': login_form
})
else:
return render(request, 'login.html', {
'msg': '用户名或密码错误',
'login_form': login_form
})
else:
return render(request, 'login.html', {'login_form': login_form})
def post(self, request):
"""
Presenta el formulario de login y gestiona el login de un usuario
:param request: objeto HttpRequest con los datos de la petición
:return: objeto HttpResponse con los datos de la respuesta
"""
#cambiar el post de la vista
error_message = ""
login_form = LoginForm(request.POST)
if login_form.is_valid():
username = login_form.cleaned_data.get('username')
password = login_form.cleaned_data.get('pwd')
user = authenticate(username=username, password=password)
if user is None:
error_message = "Usuario o contraseña incorrecto"
else:
if user.is_active:
django_login(request, user)
return redirect(request.GET.get('next', 'photos_home'))
else:
error_message = "Cuenta de usuario inactiva"
context = {'errors': error_message, 'login_form': login_form}
return render(request, 'users/login.html', context)
def post(self, request):
"""
Hace login de un usuario
:param request: HttpRequest
:return: HttpResponse
"""
form = LoginForm(request.POST)
context = dict()
if form.is_valid():
username = form.cleaned_data.get("username")
password = form.cleaned_data.get("password")
user = authenticate(username=username, password=password)
if user is not None:
# usuario autenticado
request.session["default-language"] = "es"
django_login(request, user)
url = request.GET.get('next', 'tasks_list')
return redirect(url)
else:
# usuario no autenticado
context["error"] = "Wrong username or password"
context["form"] = form
return render(request, 'login.html', context)