Django Formset management-form validation error

Posted by gramware on Stack Overflow See other posts from Stack Overflow or by gramware
Published on 2010-03-29T07:10:58Z Indexed on 2010/03/29 7:13 UTC
Read the original article Hit count: 628

I have a form and a formset on my template. The problem is that the formset is throwing validation error claiming that the management form is "missing or has been tampered with".

Here is my view

@login_required
def home(request):

    user = UserProfile.objects.get(pk=request.session['_auth_user_id'])
    blogz = list(blog.objects.filter(deleted='0'))
    delblog = modelformset_factory(blog, exclude=('poster','date' ,'title','content')) 
    if request.user.is_staff== True:
        staff = 1
    else:
        staff = 0
    staffis = 1

    if request.method == 'POST':
        delblogformset = delblog(request.POST)
        if delblogformset.is_valid():
        delblogformset.save()
            return HttpResponseRedirect('/home')

    else:
        delblogformset = delblog(queryset=blog.objects.filter( deleted='0'))


        blogform = BlogForm(request.POST)
        if blogform.is_valid():
            blogform.save()
        return HttpResponseRedirect('/home')

    else:
        blogform = BlogForm(initial = {'poster':user.id})
    blogs= zip(blogz,delblogformset.forms)  

    paginator = Paginator(blogs, 10) # Show 25 contacts per page

    # Make sure page request is an int. If not, deliver first page.
    try:
        page = int(request.GET.get('page', '1'))
    except ValueError:
        page = 1

    # If page request (9999) is out of range, deliver last page of results.
    try:
        blogs = paginator.page(page)
    except (EmptyPage, InvalidPage):
        blogs = paginator.page(paginator.num_pages)

    return render_to_response('home.html', {'user':user, 'blogform':blogform, 'staff': staff, 'staffis': staffis, 'blog':blogs, 'delblog':delblogformset}, context_instance = RequestContext( request ))

my template

{%block content%}


<h2>Home</h2>

 {% ifequal staff staffis %}
 {% if form.errors %}
  <ul>
        {% for field in form %}
          <H3 class="title">
          <p class="error"> {% if field.errors %}<li>{{ field.errors|striptags }}</li>{% endif %}</p>
          </H3>
        {% endfor %}
    </ul>
  {% endif %}


   <h3>Post a Blog to the Front Page</h3>
 <form method="post" id="form2" action=""  class="infotabs accfrm">
    {{ blogform.as_p }}
   <input type="submit" value="Submit" />
 </form> 
 <br>
 <br>
{% endifequal %}


 <div class="pagination">
    <span class="step-links">
        {% if blog.has_previous %}
            <a href="?page={{ blog.previous_page_number }}">previous</a>
        {% endif %}

        <span class="current">
            Page {{ blog.number }} of {{ blog.paginator.num_pages }}.
        </span>

        {% if blog.has_next %}
            <a href="?page={{ blog.next_page_number }}">next</a>
        {% endif %}
    </span>


<form method="post"  action=""  class="usertabs accfrm">
{{delblog.management_form}}
{% for b, form in blog.object_list %}
<div class="blog">
<h3>{{b.title}}</h3>
<p>{{b.content}}</p>
<p>posted by <strong>{{b.poster}}</strong> on {{b.date}}</p>
 {% ifequal staff staffis %}<p>{{form.as_p}}<input type="submit" value="Delete" /></p>{% endifequal %}
</div>
{% endfor %}
 </form>




{%endblock%}

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