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注:Django的/ Python的初学者,希望这个问题是清楚的Django的 - 创建表单编辑模型的多个实例
我需要创造一个模型的多个实例可以同时在一个单一的形式编辑的形式,并同时提交。
例如,我有两个模型,Invite和Guest,其中多个Guests可以与单个Invite关联。我需要一张表单,可以在其中编辑与邀请相关的所有嘉宾的特定详细信息,同时提交并保存到数据库。
我见过关于使用crispy-forms的一些建议,但还没有设法使它工作。
我已经创建了一个提供一定的输入形式:
from django import forms
from app.models import Guest
class ExtraForm(forms.ModelForm):
diet = forms.CharField(max_length=128, required=False)
transport = forms.BooleanField(initial=False)
# An inline class to provide additional information on the form.
class Meta:
# Provide an association between the ModelForm and a model
model = Guest
fields = ('diet', 'transport')
我的观点包括:
def extra_view(request, code):
invite = get_invite(code)
# Get the context from the request.
context = RequestContext(request)
# Get just guests labelled as attending
guests_attending = invite.guest_set.filter(attending=True)
if request.method == 'POST':
form = ExtraForm(request.POST)
print(form.data)
# Have we been provided with a valid form?
if form.is_valid():
# Save the new category to the database.
# form.save(commit=True)
print(form)
return render(request, 'weddingapp/confirm.html', {
'invite': invite,
})
else:
# The supplied form contained errors - just print them to the terminal for now
print form.errors
else:
# # If the request was not a POST, display the form to enter details.
GuestForm = ExtraForm()
return render_to_response('weddingapp/extra.html',
{'GuestForm': GuestForm, 'invite': invite, 'guests_attending': guests_attending}, context)
最后,我的表格:
<form id="extra_form" method="post" action="{% url 'weddingapp:extra' invite.code %}">
{% csrf_token %}
{% for guest in guests_attending %}
<fieldset class="form-group">
<h3>Form for {{ guest.guest_name }}</h3>
{% for field in GuestForm.visible_fields %}
{{ field.errors }}
<div>
{{ field.help_text }}
{{ field }}
</div>
{% endfor %}
</fieldset>
{% endfor %}
{{ form.management_form }}
<table>
{% for form in form %}
{{ form }}
{% endfor %}
</table>
<input type="submit" name="submit" value="Submit"/>
</form>
任何意见
https://docs.djangoproject.com/es/1.9/topics/forms/formsets/ –