Django表单提交无响应且数据无法保存问题求助

Hey there! Let's dig into why your forms aren't working and fix them step by step. I spotted several key issues in your code that are causing the submission to fail:

1. Incorrect Form Instance in Your Template View #

Your Anasayfa_View is incorrectly inheriting from Kesif_Form (a form class, not a view) and passing the form class instead of an instance to the template. This means Django can't render the form properly for user input.

Fix the Anasayfa_View:

from django.views.generic import TemplateView
from forms.formlar import Kesif_Form

class Anasayfa_View(TemplateView):
    template_name = 'index.html'
    
    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        # Pass an INSTANCE of the form, not the class itself
        context['kform'] = Kesif_Form()
        # For your future second form, instantiate it here too:
        # context['second_form'] = YourSecondForm()
        return context

2. Missing CSRF Token in the Template #

Django requires a CSRF token for all POST forms to prevent cross-site request forgery. Without it, your form submission will be silently rejected by Django's security middleware. Add this critical line inside your form tag:

...
{{ kform.errors }}
<form action="{% url 'kesif' %}" method="POST" class="php-email-form php-email-form animate__animated animate__fadeInRight">
    {% csrf_token %} <!-- Add this line! -->
    {{ kform.errors }}
    {{ kform }}
    <input type="submit" value="gir">
</form>
...

3. Redundant Manual Data Assignment in the kesif_kayit View #

You're using a ModelForm but manually pulling every field from request.POST—this defeats the purpose of using a ModelForm and introduces avoidable errors (like passing a string to a DateTimeField which expects a datetime object). Use the form's built-in save() method instead:

from django.shortcuts import redirect, render
from django.forms import ModelForm
from apps.giris.models import Iletisim

class Kesif_Form(ModelForm):
    class Meta:
        model = Iletisim
        fields = '__all__'

def kesif_kayit(request):
    if request.method == 'POST':
        form = Kesif_Form(request.POST)
        if form.is_valid():
            # The ModelForm handles all field assignments automatically
            form.save()
            # Redirect to your homepage using its correct URL name 'grsndx'
            return redirect('grsndx')
    else:
        form = Kesif_Form()
    context = {'form': form}
    return render(request, 'index.html', context)

4. Prepping for Your Second Form #

When adding a second form later, use unique prefix attributes to avoid field name conflicts between the two forms. Here's how to set this up:

Update Anasayfa_View for two forms:

from forms.formlar import Kesif_Form, YourSecondForm  # Import your second form

class Anasayfa_View(TemplateView):
    template_name = 'index.html'
    
    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context['kform'] = Kesif_Form(prefix='kesif')
        context['second_form'] = YourSecondForm(prefix='second')
        return context

Template for two forms:

<!-- First Form -->
<form action="{% url 'kesif' %}" method="POST">
    {% csrf_token %}
    {{ kform.errors }}
    {{ kform }}
    <input type="submit" value="Keşif Talebi Gönder">
</form>

<!-- Second Form -->
<form action="{% url 'second_form_submit' %}" method="POST">
    {% csrf_token %}
    {{ second_form.errors }}
    {{ second_form }}
    <input type="submit" value="İkinci Form Gönder">
</form>

Corresponding view for the second form:

def second_form_submit(request):
    if request.method == 'POST':
        form = YourSecondForm(request.POST, prefix='second')
        if form.is_valid():
            form.save()
            return redirect('grsndx')
    # Redirect back to homepage if GET request or form invalid
    return redirect('grsndx')

Quick Final Checks #

• Fix your tarih field: Setting default=None can cause validation errors if the form doesn't receive a datetime value. Use auto_now_add=True to automatically set it to the current time when a record is created:

  tarih = models.DateTimeField(auto_now_add=True, verbose_name="Tarih")
  

• Use your browser's developer tools (Network tab) when submitting the form: Look for 403 Forbidden errors (sign of missing CSRF token) or 500 Internal Server Errors (check Django's server logs for specific error details).

内容的提问来源于stack exchange，提问作者ZeQ