[英]After authentication it's not redirecting to next page in django
身份验证后,我无法重定向到Django中的下一页。我已经在views.py文件中定义了next并调用了该值,但是在URL中使用以下URL将其重定向到Login页面:
并且没有@login_required可以正常工作
将用户名和密码重定向后
http://127.0.0.1:8000/?next=/home/
但我想要:
http://127.0.0.1:8000/home (并显示主页)
请帮忙。
views.py
from django.shortcuts import render
from django.contrib.auth import authenticate, login, logout
from django.contrib.auth.decorators import login_required
from django.http import HttpResponseRedirect, HttpResponse
from django.contrib import auth
from django.conf import settings
from django.core.urlresolvers import reverse
def login(request):
next = request.POST.get('next', 'home/')
if request.method == "POST":
username = request.POST['username']
password = request.POST['password']
user = authenticate(username=username, password=password)
if user is not None:
if user.is_active:
auth.login(request, user)
return HttpResponseRedirect(settings.LOGIN_REDIRECT_URL)
else:
return HttpResponse("Inactive user.")
else:
return HttpResponseRedirect(settings.LOGIN_URL)
return render(request, "login.html")
def logout(request):
auth.logout(request)
return HttpResponseRedirect(settings.LOGIN_URL)
@login_required(redirect_field_name='next')
def home(request):
return render (request, "home.html")
App-urls.py:
from django.conf.urls import url
from . import views
urlpatterns = [
url(r'^$', views.home, name='home'),
]
项目网址:
from django.conf.urls import url, include
from django.contrib import admin
from django.contrib.auth import views
urlpatterns = [
url(r'^admin/', admin.site.urls),
url(r'^home/', include('login.urls', namespace="login")),
url(r'^$', views.login),
url(r'^logout/$', views.logout),
]
Settings.py:
import os
# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/1.9/howto/deployment/checklist/
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = '(i34g@645+vc8$@y9qd)_fo1l#k%78up_cheab#!(b24xv$!uj'
# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True
ALLOWED_HOSTS = []
# Application definition
INSTALLED_APPS = [
'login',
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
]
MIDDLEWARE_CLASSES = [
'django.middleware.security.SecurityMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.auth.middleware.SessionAuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware',
]
ROOT_URLCONF = 'myproject.urls'
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [],
'APP_DIRS': True,
'OPTIONS': {
'context_processors': [
'django.template.context_processors.debug',
'django.template.context_processors.request',
'django.contrib.auth.context_processors.auth',
'django.contrib.messages.context_processors.messages',
],
},
},
]
WSGI_APPLICATION = 'myproject.wsgi.application'
# Database
# https://docs.djangoproject.com/en/1.9/ref/settings/#databases
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
}
}
# Password validation
# https://docs.djangoproject.com/en/1.9/ref/settings/#auth-password- validators
AUTH_PASSWORD_VALIDATORS = [
{
'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
},
{
'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
},
]
# Internationalization
# https://docs.djangoproject.com/en/1.9/topics/i18n/
LANGUAGE_CODE = 'en-us'
TIME_ZONE = 'UTC'
USE_I18N = True
USE_L10N = True
USE_TZ = True
# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/1.9/howto/static-files/
STATIC_URL = '/static/'
LOGIN_URL = 'login/'
APPEND_SLASH = False
的login.html:
<!DOCTYPE html>
<center>
<section class="loginform cf">
<h1 style="color:blue"> User Login </h1>
<form name="login" method="post" accept-charset="utf-8" action="{% url 'login:home' %}">
{% csrf_token %}
<label for="usermail" align="center">User-Id </label>
<input type="alphanumeric" name="userid" >
<br \>
<label for="password" align="center">Password </label>
<input type="alphanumeric" name="password" >
<br \>
<input type="submit" value="Login" style="color:blue">
<input type="hidden" name="next" value="{{ next }}"/>
</center>
</form>
</section>
您正在发生一些影响它的事情。
您的urls.py
文件需要清理。 因为您已经定义了自己的登录/注销方法,所以不需要使用django.contrib.auth.views
。 因此,您的基本urls.py
文件应如下所示:
from django.conf.urls import url
from django.contrib import admin
import login.views
urlpatterns = [
url(r'^admin/', admin.site.urls),
url(r'^home/', include('login.urls')
url(r'^$', login.views.login)
url(r'^logout/$', login.views.logout)
]
您的login/urls.py
文件可以保持不变。 现在,我们将登录/注销指向您的视图,而不是django.contrib.auth.views
。
您已经将settings.LOGIN_URL
设置为login/
但是您的urls.py
文件将/
定向到了登录功能。 对于此答案,我将settings.LOGIN_URL
更改为/
以匹配您的url文件。
现在,我们已经更新了urls.py
文件,您的login/views.py
文件仅需要进行一些更改。
我清理了一些不必要的导入语句,并从@login_required
删除了redirect_field_name='next'
,因为'next'
是默认值。
我们需要同时检查POST
和GET
对象以获得next
参数。
最大的变化是在我们对用户进行身份验证并确认他们处于活动状态之后,而不是return HttpResponseRedirect(settings.LOGIN_REDIRECT_URL)
我们只是return HttpResponseRedirect('/home')
或将其发送到我们从POST
获取的next
URL / GET
数据。
from django.shortcuts import render
from django.contrib import auth
from django.contrib.auth.decorators import login_required
from django.http import HttpResponse, HttpResponseRedirect
from django.conf import settings
def login(request):
next = request.POST.get('next', request.GET.get('next', ''))
if request.method == "POST":
username = request.POST.get('username')
password = request.POST.get('password')
user = auth.authenticate(username=username, password=password)
if user is not None:
if user.is_active:
login(request, user)
if next:
return HttpResponseRedirect(next)
return HttpResponseRedirect('/home')
else:
return HttpResponse('Inactive user')
else:
return HttpResponseRedirect(settings.LOGIN_URL)
return render(request, "login.html")
def logout(request):
auth.logout(request)
# Redirect back to login page
return HttpResponseRedirect(settings.LOGIN_URL)
@login_required
def home(request):
return render(request, "home.html")
有了这些,除非我没有其他东西,否则如果用户未登录, @login_required
应该正确重定向到您的登录页面。
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