django - 为什么我的输入字段没有显示在网站上?
问题描述
我使用相同的代码创建了一个登录和注册页面。注册页面显示用户名输入字段和其他字段,但登录页面仅显示按钮。任何人都可以帮助我吗
代码:
登录页面:
<div class="content-section">
<form method="POST">
{% csrf_token %}
<fieldset class="form-group">
<legend class="border-bottom mb-4">Join Today</legend>
{{ form|crispy }}
</fieldset>
<div class="form-group">
<button class="btn btn-outline-info" type="submit">Sign Up</button>
</div>
</form>
<div class="border-top pt-3">
<small class="text-muted">
Already Have An Account? <a class="ml-2" href="{% url 'login' %}">Sign In</a>
</small>
</div>
</div>
注册页面:
<div class="site-section">
<form method="POST">
{% csrf_token %}
<fieldset class="form-group">
<legend class="border-bottom mb-4">Log In </legend>
{{ form|crispy }}
</fieldset>
<div class="form-group">
<button class="btn btn-outline-info" type="submit">Login</button>
</div>
</form>
<div class="border-top pt-3">
<small class="text-muted">
Need An Account? <a class="ml-2" href="{% url 'register' %}">Sign Up Now</a>
</small>
</div>
</div>
这是项目 Views.py 的视图
from django.shortcuts import render, redirect
from django.contrib import messages
from .forms import UserRegisterForm
from .models import Post
from django.contrib.auth.decorators import login_required
def home(request):
context = {
'posts': Post.objects.all()
}
return render(request, 'blog/home.html', context)
def about(request):
return render(request, 'blog/about.html', {'title': 'About'})
def gallery(request):
return render(request, 'blog/gallery.html', {'title': 'Gallery'})
def foodopedia(request):
return render(request, 'blog/foodopedia.html', {'title': 'Foodopedia'})
def register(request):
if request.method == 'POST':
form = UserRegisterForm(request.POST)
if form.is_valid():
form.save()
username = form.cleaned_data.get('username')
messages.success(request, f'Account created for {username}!')
return redirect('blog-home')
else:
form = UserRegisterForm()
return render(request, 'blog/register.html', {'form': form})
def login(request):
return render(request, 'blog/login.html', {'title': 'Login'})
@login_required
def profile(request):
return render(request, 'blog/profile.html', {'title': 'Profile'})
def upload(request):
context = {}
if request.method == 'POST':
uploaded_file = request.FILES['document']
fs = FileSystemStorage()
name = fs.save(uploaded_file.name, uploaded_file)
context['url'] = fs.url(name)
context['filename'] = name
pred, probability = process_image(name)
context['prediction'] = pred
context['probability'] = probability
return render(request, 'blog/foodopedia.html', context)
这是项目的 urls.py
from django.contrib import admin
from django.urls import path, include
from blog import views as blog_views
from django.contrib.auth import views as auth_views
from blog import views as blog_views
urlpatterns = [
path('admin/', admin.site.urls),
path('register/', blog_views.register, name='register'),
path('profile/', blog_views.profile, name='profile'),
path('', include('blog.urls')),
path('login/', auth_views.LoginView.as_view(template_name='blog/login.html'), name='login'),
path('logout/', auth_views.LogoutView.as_view(template_name='blog/logout.html'), name='logout'),
]
这是 form.py 文件:
from django import forms
from django.contrib.auth.models import User
from django.contrib.auth.forms import UserCreationForm
class UserRegisterForm(UserCreationForm):
email = forms.EmailField()
class Meta:
model = User
fields = ['username', 'email', 'password1', 'password2']
解决方案
您可以尝试使用它,改编自本教程中的示例:
from django.shortcuts import render, redirect
from django.contrib.auth import authenticate, login
from django.contrib.auth.forms import AuthenticationForm
def login(request):
if request.user.is_authenticated:
return redirect('/')
if request.method == 'POST':
username = request.POST['username']
password = request.POST['password']
user = authenticate(request, username=username, password=password)
if user is not None:
login(request, user)
return redirect('/')
else:
form = AuthenticationForm(request.POST)
return render(request, 'blog/login.html', {'form': form, 'title': 'Login'})
else:
form = AuthenticationForm()
return render(request, 'blog/login.html', {'form': form, 'title': 'Login'})
要使用它,您必须将您的登录行更改为urls.py
:
path('login/', blog_views.login, name='login'),
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