如何解决如何上传图片并转到上传的图片页面以更改此模型的属性?
我有一个图片列表,有一个按钮可以上传图片。需要在两个字段中验证表单,成功加载后,他们应该会到达此图像的页面。
models.py:
class Picture(models.Model):
url = models.URLField(blank=True,verbose_name='Ссылка на изображение')
image = models.ImageField(upload_to='pictures/%Y/%m/%d',width_field='image_width',height_field='image_height',blank=True,verbose_name='Изображение')
image_width = models.IntegerField(default=0,verbose_name='Ширина изображения')
image_height = models.IntegerField(default=0,verbose_name='Высота изображения')
is_active = models.BooleanField(default=True,verbose_name='Актуальность изображения')
created = models.DateField(blank=True,null=True,default=timezone.Now,verbose_name='Дата создания записи')
updated = models.DateField(blank=True,verbose_name='Дата ред-ия записи')
forms.py:
class PictureCreateForm(forms.ModelForm):
class Meta:
model = Picture
fields = ('url','image')
class PictureChangeForm(forms.ModelForm):
class Meta:
model = Picture
fields = ('image_width','image_height')
urls.py:
urlpatterns = [
path('',views.home,name='home'),path('add_picture/',views.add_picture,name='add_picture'),path('picture_detail/<int:id>/',views.picture_detail,name='picture_detail'),# re_path('picture_detail/(?P<id>[0-9]+)/$',name='picture_detail')
]
views.py:
def add_picture(request):
if request.method == 'POST':
form = PictureCreateForm(data=request.POST,files=request.FILES)
if form.is_valid():
form.save()
return HttpResponseRedirect(reverse('home:picture_detail'))
else:
messages.error(request,'Ошибка,проверьте данные')
else:
form = PictureCreateForm()
return render(request,'add_picture.html',locals())
def picture_detail(request,id):
picture = get_object_or_404(Picture,id=id)
new_form = None
if request.method == 'POST':
form = PictureChangeForm(data=request.POST)
if form.is_valid():
new_form = form.save(commit=False)
new_form.picture = picture
new_form.save()
return redirect('home:picture_detail')
else:
messages.error(request,проверьте данные')
else:
form = PictureChangeForm()
return render(request,'picture_detail.html',locals())
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