Django-模型选择字段验证
我有一个简单的表单,就是Choicefield。这是my view.py文件的一部分:Django-模型选择字段验证,django,Django,我有一个简单的表单,就是Choicefield。这是my view.py文件的一部分: def premium(request, id): context = {} try: site = Site.objects.get(id=id) except Site.DoesNotExist: raise Http404("Nie ma takiej strony") if request.method == 'POST':
def premium(request, id):
context = {}
try:
site = Site.objects.get(id=id)
except Site.DoesNotExist:
raise Http404("Nie ma takiej strony")
if request.method == 'POST':
premium_form = PremiumForm(request.POST)
if premium_form.is_valid():
# group = Group.objects.get(id=request.POST["kod"])
print('OK')
else:
print('NOT OK')
else:
premium_form = PremiumForm(site)
premium_form.fields['group'].queryset =
premium_form.fields['group'].queryset.exclude(group_name=site.group)
context['site'] = site
context['form'] = premium_form
context['category'] = site.category
context['subcategory'] = site.subcategory
return render(request, 'mainapp/premium.html', context)
这是我的表格:
class PremiumForm(forms.Form):
def __init__(self, site, *args, **kwargs):
super(PremiumForm, self).__init__(*args, **kwargs)
self.fields['group'].initial = 2
self.fields['group'].empty_label = None
group = forms.ModelChoiceField(
queryset=Group.objects.filter(is_active=True),
help_text="<div id='group'></div>",
label="Some text",
required=False)
My premium.html文件:
<form method="post" action="" class="form-horizontal">
{% csrf_token %}
{% bootstrap_form form layout='horizontal'%} <br>
{% bootstrap_button "Submit" size='large' button_type="submit" button_class="btn-primary btn-main-add" %}
</form>
当我按下提交按钮时,我不确定。我解决不了这个问题。我不知道如何验证forms.ModelChoiceField。感谢您的帮助。表格应使用kwargs缩写:
premium_form = PremiumForm(site=site)
在init内部:
def __init__(self, *args, **kwargs):
site = kwargs['site']
但是,表单初始化中不使用站点,因此您可以将其删除,它将解决此问题。使用printpremium\u form.errors发布后调试并将结果发布到问题中printpremium\u form.errors没有错误。我得到空行…关于非字段错误呢?嗯-我添加了printprium\u form.non\u field\u errors,我让你用site参数初始化表单,但从不在表单内部使用它。删除它就行了