Django views Django';注销';类型错误:';匿名用户';对象是不可编辑的
你好 Django3.0中的身份验证有问题 我的项目取决于为每个操作(如帖子、评论、收藏夹等)的用户打分 我使用自定义上下文处理器在多个模板中获取这些值 我的问题:当我登录时。。一切正常(管理面板、新帖子、新评论等) 当我注销的时候。。所有的项目都疯了,所有的页面都不工作。。获取以下错误:Django views Django';注销';类型错误:';匿名用户';对象是不可编辑的,django-views,python-3.7,django-authentication,django-class-based-views,django-3.0,Django Views,Python 3.7,Django Authentication,Django Class Based Views,Django 3.0,你好 Django3.0中的身份验证有问题 我的项目取决于为每个操作(如帖子、评论、收藏夹等)的用户打分 我使用自定义上下文处理器在多个模板中获取这些值 我的问题:当我登录时。。一切正常(管理面板、新帖子、新评论等) 当我注销的时候。。所有的项目都疯了,所有的页面都不工作。。获取以下错误: 'AnonymousUser' object is not iterable 型号.py class Post(models.Model): title = models.CharField(max
'AnonymousUser' object is not iterable
型号.py
class Post(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
likes = models.ManyToManyField(User, related_name='likes', blank=True)
author = models.ForeignKey(User, on_delete=models.CASCADE)
favourite = models.ManyToManyField(User, related_name='favourite', blank=True)
def __str__(self):
return self.title
class Comment(models.Model):
user = models.ForeignKey(
User, on_delete=models.CASCADE, related_name='commenter')
content = models.TextField(verbose_name='Comment')
post = models.ForeignKey(
Post, on_delete=models.CASCADE, related_name='comments')
def __str__(self):
return '{} Commented On {}.'.format(self.user, self.post)
def logout_user(request):
logout(request)
return render(request, 'user/logout.html', {})
def extra_cp(request):
categories = Category.objects.all()
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints':postspoints,
'commentsperuser':commentsperuser,
'commentspoints':commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [BASE_DIR + '/templates/', ],
'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',
'common.context_processors.extra_cp'
],
},
},
]
def extra_cp(request):
categories = Category.objects.all()
user = request.user.is_authenticated
context = {}
if user:
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints': postspoints,
'commentsperuser': commentsperuser,
'commentspoints': commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
视图.py
class Post(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
likes = models.ManyToManyField(User, related_name='likes', blank=True)
author = models.ForeignKey(User, on_delete=models.CASCADE)
favourite = models.ManyToManyField(User, related_name='favourite', blank=True)
def __str__(self):
return self.title
class Comment(models.Model):
user = models.ForeignKey(
User, on_delete=models.CASCADE, related_name='commenter')
content = models.TextField(verbose_name='Comment')
post = models.ForeignKey(
Post, on_delete=models.CASCADE, related_name='comments')
def __str__(self):
return '{} Commented On {}.'.format(self.user, self.post)
def logout_user(request):
logout(request)
return render(request, 'user/logout.html', {})
def extra_cp(request):
categories = Category.objects.all()
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints':postspoints,
'commentsperuser':commentsperuser,
'commentspoints':commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [BASE_DIR + '/templates/', ],
'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',
'common.context_processors.extra_cp'
],
},
},
]
def extra_cp(request):
categories = Category.objects.all()
user = request.user.is_authenticated
context = {}
if user:
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints': postspoints,
'commentsperuser': commentsperuser,
'commentspoints': commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
context\u processors.py
class Post(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
likes = models.ManyToManyField(User, related_name='likes', blank=True)
author = models.ForeignKey(User, on_delete=models.CASCADE)
favourite = models.ManyToManyField(User, related_name='favourite', blank=True)
def __str__(self):
return self.title
class Comment(models.Model):
user = models.ForeignKey(
User, on_delete=models.CASCADE, related_name='commenter')
content = models.TextField(verbose_name='Comment')
post = models.ForeignKey(
Post, on_delete=models.CASCADE, related_name='comments')
def __str__(self):
return '{} Commented On {}.'.format(self.user, self.post)
def logout_user(request):
logout(request)
return render(request, 'user/logout.html', {})
def extra_cp(request):
categories = Category.objects.all()
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints':postspoints,
'commentsperuser':commentsperuser,
'commentspoints':commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [BASE_DIR + '/templates/', ],
'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',
'common.context_processors.extra_cp'
],
},
},
]
def extra_cp(request):
categories = Category.objects.all()
user = request.user.is_authenticated
context = {}
if user:
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints': postspoints,
'commentsperuser': commentsperuser,
'commentspoints': commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
设置.py
class Post(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
likes = models.ManyToManyField(User, related_name='likes', blank=True)
author = models.ForeignKey(User, on_delete=models.CASCADE)
favourite = models.ManyToManyField(User, related_name='favourite', blank=True)
def __str__(self):
return self.title
class Comment(models.Model):
user = models.ForeignKey(
User, on_delete=models.CASCADE, related_name='commenter')
content = models.TextField(verbose_name='Comment')
post = models.ForeignKey(
Post, on_delete=models.CASCADE, related_name='comments')
def __str__(self):
return '{} Commented On {}.'.format(self.user, self.post)
def logout_user(request):
logout(request)
return render(request, 'user/logout.html', {})
def extra_cp(request):
categories = Category.objects.all()
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints':postspoints,
'commentsperuser':commentsperuser,
'commentspoints':commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [BASE_DIR + '/templates/', ],
'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',
'common.context_processors.extra_cp'
],
},
},
]
def extra_cp(request):
categories = Category.objects.all()
user = request.user.is_authenticated
context = {}
if user:
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints': postspoints,
'commentsperuser': commentsperuser,
'commentspoints': commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
回溯错误:
Django version 3.0.3, using settings 'my_blog.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CTRL-BREAK.
Internal Server Error: /
Traceback (most recent call last):
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\core\handlers\exception.py", line 34, in inner
response = get_response(request)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\core\handlers\base.py", line 115, in _get_response
response = self.process_exception_by_middleware(e, request)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\core\handlers\base.py", line 113, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "D:\Private\PythonProjects\ProCoers02\src\blog-django-ar-master\src\blog\views.py", line 59, in HomePageView
return render(request, 'blog/home.html', {})
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\shortcuts.py", line 19, in render
content = loader.render_to_string(template_name, context, request, using=using)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\loader.py", line 62, in render_to_string
return template.render(context, request)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\backends\django.py", line 61, in render
return self.template.render(context)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\base.py", line 169, in render
with context.bind_template(self):
File "C:\Users\clt\AppData\Local\Programs\Python\Python38-32\lib\contextlib.py", line 113, in __enter__
return next(self.gen)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\context.py", line 246, in bind_template
updates.update(processor(self.request))
File "D:\Private\PythonProjects\ProCoers02\src\blog-django-ar-master\src\common\context_processors.py", line 19, in extra_cp
postsperuser = Post.objects.filter(author=request.user)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\manager.py", line 82, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\query.py", line 904, in filter
return self._filter_or_exclude(False, *args, **kwargs)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\query.py", line 923, in _filter_or_exclude
clone.query.add_q(Q(*args, **kwargs))
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1350, in add_q
clause, _ = self._add_q(q_object, self.used_aliases)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1377, in _add_q
child_clause, needed_inner = self.build_filter(
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1284, in build_filter
self.check_related_objects(join_info.final_field, value, join_info.opts)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1124, in check_related_objects
for v in value:
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\utils\functional.py", line 225, in inner
return func(self._wrapped, *args)
TypeError: 'AnonymousUser' object is not iterable
[02/Apr/2020 00:23:21] "GET / HTTP/1.1" 500 137245
我认为解决办法是在django会议中。。我试了好几次,在这里搜索了多个问题和答案,但都失败了
有人能帮忙吗
提前感谢您的支持……您正在上下文处理器中筛选用户。 它只在用户登录时才起作用。
您可以使用if语句来检查他们是否已登录,或者使用try and except。经过简单的修改后,它就工作了:
user.request.is\u经过身份验证
class Post(models.Model):
title = models.CharField(max_length=100)
content = models.TextField()
likes = models.ManyToManyField(User, related_name='likes', blank=True)
author = models.ForeignKey(User, on_delete=models.CASCADE)
favourite = models.ManyToManyField(User, related_name='favourite', blank=True)
def __str__(self):
return self.title
class Comment(models.Model):
user = models.ForeignKey(
User, on_delete=models.CASCADE, related_name='commenter')
content = models.TextField(verbose_name='Comment')
post = models.ForeignKey(
Post, on_delete=models.CASCADE, related_name='comments')
def __str__(self):
return '{} Commented On {}.'.format(self.user, self.post)
def logout_user(request):
logout(request)
return render(request, 'user/logout.html', {})
def extra_cp(request):
categories = Category.objects.all()
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints':postspoints,
'commentsperuser':commentsperuser,
'commentspoints':commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
TEMPLATES = [
{
'BACKEND': 'django.template.backends.django.DjangoTemplates',
'DIRS': [BASE_DIR + '/templates/', ],
'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',
'common.context_processors.extra_cp'
],
},
},
]
def extra_cp(request):
categories = Category.objects.all()
user = request.user.is_authenticated
context = {}
if user:
postsperuser = Post.objects.filter(author=request.user)
postsperusercount = Post.objects.all().annotate(posts_count=Count('title')).filter(author=request.user)
postspoints = postsperusercount.aggregate(posts_score=Count('posts_count') * 1000)
commentsperuser = Comment.objects.filter(user=request.user)
commentsperusercount = Comment.objects.all().annotate(comments_count=Count('content')).filter(user=request.user)
commentspoints = commentsperusercount.aggregate(comments_score=Count('comments_count') * 350)
total_points = postspoints['posts_score'] + commentspoints['comments_score']
comment_list = Comment.objects.filter(user=request.user)
context = {
'categories': categories,
'postsperuser': postsperuser,
'postspoints': postspoints,
'commentsperuser': commentsperuser,
'commentspoints': commentspoints,
'comment_list': comment_list,
'total_points': total_points,
}
return context
请注意:
Django version 3.0.3, using settings 'my_blog.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CTRL-BREAK.
Internal Server Error: /
Traceback (most recent call last):
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\core\handlers\exception.py", line 34, in inner
response = get_response(request)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\core\handlers\base.py", line 115, in _get_response
response = self.process_exception_by_middleware(e, request)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\core\handlers\base.py", line 113, in _get_response
response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "D:\Private\PythonProjects\ProCoers02\src\blog-django-ar-master\src\blog\views.py", line 59, in HomePageView
return render(request, 'blog/home.html', {})
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\shortcuts.py", line 19, in render
content = loader.render_to_string(template_name, context, request, using=using)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\loader.py", line 62, in render_to_string
return template.render(context, request)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\backends\django.py", line 61, in render
return self.template.render(context)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\base.py", line 169, in render
with context.bind_template(self):
File "C:\Users\clt\AppData\Local\Programs\Python\Python38-32\lib\contextlib.py", line 113, in __enter__
return next(self.gen)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\template\context.py", line 246, in bind_template
updates.update(processor(self.request))
File "D:\Private\PythonProjects\ProCoers02\src\blog-django-ar-master\src\common\context_processors.py", line 19, in extra_cp
postsperuser = Post.objects.filter(author=request.user)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\manager.py", line 82, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\query.py", line 904, in filter
return self._filter_or_exclude(False, *args, **kwargs)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\query.py", line 923, in _filter_or_exclude
clone.query.add_q(Q(*args, **kwargs))
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1350, in add_q
clause, _ = self._add_q(q_object, self.used_aliases)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1377, in _add_q
child_clause, needed_inner = self.build_filter(
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1284, in build_filter
self.check_related_objects(join_info.final_field, value, join_info.opts)
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\db\models\sql\query.py", line 1124, in check_related_objects
for v in value:
File "D:\Private\PythonProjects\ProCoers02\lib\site-packages\django\utils\functional.py", line 225, in inner
return func(self._wrapped, *args)
TypeError: 'AnonymousUser' object is not iterable
[02/Apr/2020 00:23:21] "GET / HTTP/1.1" 500 137245
@Omonbude Emmanuel是真的。。它必须是request.user.is\u authenticated()
,因为使用了Django 3.0
但是它使用的是request.user.is\u身份验证
,而不使用()
。。我不知道为什么
非常感谢大家
致以最诚挚的问候,感谢您的快速响应,我使用了
if request.user.is\u验证了
并尝试了尝试和排除。。但它一无所获。。如果你能举个例子的话。。这会有很大帮助。您使用的是什么Django版本?如果您使用的是Django 1.10+,那么您应该使用属性request.user.is\u authenticated。如果您使用的是Django 1.9或更早版本,则必须使用request.user.is_authenticated()。@omonbudemanuel您好,欢迎使用堆栈溢出。。。请记住,这并不能回答这个问题。一旦你有足够的声誉,你将能够。相反