用户特定上传 Django 1.7
User Specific Uploads Django 1.7
我收到这个错误 "NOT NULL constraint failed: myfiles_document.user_id"
我想做的是将文件附加到用户 ForeignKey,这样用户只能看到他们使用此应用程序上传的内容 django-file-form 这里是项目代码
model.py
class Example2(models.Model):
title = models.CharField(max_length=255)
class ExampleFile(models.Model):
fs = FileSystemStorage(location=settings.MEDIA_ROOT)
input_file = models.FileField(max_length=255, upload_to='uploads/%Y.%m.%d' , storage=fs)
user = models.ForeignKey('auth.User')
def get_upload_path(self,filename):
return "static/uploads/"+str(self.user.id)+"/"+filename
forms.py
class BaseForm(FileFormMixin, django_bootstrap3_form.BootstrapForm):
title = django_bootstrap3_form.CharField()
class MultipleFileExampleForm(BaseForm):
input_file = MultipleUploadedFileField()
def save(self):
example = Example2.objects.create(
title=self.cleaned_data['title']
)
for f in self.cleaned_data['input_file']:
ExampleFile.objects.create(
input_file=f
)
self.delete_temporary_files()
views.py
class BaseFormView(generic.FormView):
template_name = 'example_form.html'
def get_success_url(self):
return reverse('example_success')
def form_valid(self, form):
form.save()
return super(BaseFormView, self).form_valid(form)
class ExampleSuccessView(generic.TemplateView):
template_name = 'success.html'
class MultipleExampleView(LoginRequiredMixin, BaseFormView):
form_class = forms.MultipleFileExampleForm
您的外键不会自动设置为当前用户,除非您手动设置。这就是您收到非空约束错误的原因。尝试像这样修改您的 form_valid
方法:
def form_valid(self, form):
form.instance.user = self.request.user
...
我收到这个错误 "NOT NULL constraint failed: myfiles_document.user_id" 我想做的是将文件附加到用户 ForeignKey,这样用户只能看到他们使用此应用程序上传的内容 django-file-form 这里是项目代码
model.py
class Example2(models.Model):
title = models.CharField(max_length=255)
class ExampleFile(models.Model):
fs = FileSystemStorage(location=settings.MEDIA_ROOT)
input_file = models.FileField(max_length=255, upload_to='uploads/%Y.%m.%d' , storage=fs)
user = models.ForeignKey('auth.User')
def get_upload_path(self,filename):
return "static/uploads/"+str(self.user.id)+"/"+filename
forms.py
class BaseForm(FileFormMixin, django_bootstrap3_form.BootstrapForm):
title = django_bootstrap3_form.CharField()
class MultipleFileExampleForm(BaseForm):
input_file = MultipleUploadedFileField()
def save(self):
example = Example2.objects.create(
title=self.cleaned_data['title']
)
for f in self.cleaned_data['input_file']:
ExampleFile.objects.create(
input_file=f
)
self.delete_temporary_files()
views.py
class BaseFormView(generic.FormView):
template_name = 'example_form.html'
def get_success_url(self):
return reverse('example_success')
def form_valid(self, form):
form.save()
return super(BaseFormView, self).form_valid(form)
class ExampleSuccessView(generic.TemplateView):
template_name = 'success.html'
class MultipleExampleView(LoginRequiredMixin, BaseFormView):
form_class = forms.MultipleFileExampleForm
您的外键不会自动设置为当前用户,除非您手动设置。这就是您收到非空约束错误的原因。尝试像这样修改您的 form_valid
方法:
def form_valid(self, form):
form.instance.user = self.request.user
...