如何在 forms.py
中获取当前登录的用户?我正在尝试预填充当前用户的电子邮件字段。
class ContactMe(forms.Form):
name = forms.CharField(label = "Name")
email_address = forms.CharField(label = "Email Address", intital = request.user.email)
subject = forms.CharField(label = "Subject")
message = forms.CharField(label = "Message", widget=forms.Textarea(attrs={'cols': 10, 'rows': 3}))
additional_comments = forms.CharField(required = False)
class Meta:
model = Contact_me
我尝试将来自 views.py
的请求传递为:
contact_form = ContactMe(request.POST or None, request)
然后在 ContactMe
类中接收请求:
class ContactMe(forms.Form, request):
name = forms.CharField(label = "Name")
email_address = forms.CharField(label = "Email Address", intital = **request.user.email**)
subject = forms.CharField(label = "Subject")
message = forms.CharField(label = "Message", widget=forms.Textarea(attrs={'cols': 10, 'rows': 3}))
additional_comments = forms.CharField(required = False)
class Meta:
model = Contact_me
它抛出错误 NameError: name 'request' is not defined
。我知道可以在 html
、models.py
、views.py
中访问请求。如何在forms.py
中获取?
views.py
:
def list_posts(request):
request.session.set_expiry(request.session.get_expiry_age()) # Renew session expire time
instance_list = Post.objects.all()
register_form = UserRegisterForm(data=request.POST or None)
if register_form.is_valid():
personal.views.register_form_validation(request, register_form)
login_form = UserLoginForm(request.POST or None)
if login_form.is_valid() :
personal.views.login_form_validation(request, login_form)
feedback_form = FeedbackForm(request.POST or None)
if feedback_form.is_valid() :
personal.views.feedback_form_validation(request, feedback_form)
contact_form = ContactMe(request.POST or None, request)
if contact_form.is_valid() :
personal.views.contact_form_validation(request, login_form)
if request.POST and not(register_form.is_valid() or login_form.is_valid()):
if request.POST.get("login"):
return accounts.views.login_view(request)
else:
return accounts.views.register_view(request)
template = 'blog/archives.html'
dictionary = {
"object_list" : content,
"register_form" : register_form,
"login_form" : login_form,
"feedback_form" : feedback_form,
"contact_form" : contact_form,
}
return render(request,template,dictionary)
最佳答案
您在构造表单类时试图传递请求
。此时没有请求。该请求仅存在于您的 View 函数中。因此,您应该在构造表单实例时在 View 函数中传递请求。要预填充表单,您可以使用表单构造函数的 initial
关键字。它以字段名称和值的字典作为输入。
例子:
#views.py
from django.shortcuts import render
from django import forms
class TestForm(forms.Form):
foo = forms.CharField()
def test_form(request):
form = TestForm(initial=dict(foo=request.<some_property>))
context = dict(form=form)
template_name = 'testapp/test.html'
return render(request, template_name, context)
关于python - Django 表单中的 NameError : name 'request' is not defined,,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/42904050/