Hey Jason--
You defined the save method as needing the user parameter, but you don't
pass that in. Try that (assuming user should equal request.user). Good
luck!
-Paul
On Thursday, November 7, 2013 5:25:18 AM UTC-5, Jason S wrote:
>
> Hi,
> Disclaimer - I'm new to django and python, so please bear with me.
>
> Note: My django instance uses a nosql database.
>
> I'm trying to create a formset which has multiple forms based on models.
> The formset will have one form "post", then 1-3 "comment" forms.
> Eventually i'd like to be able to add/remove the comment fields but i'll
> work that out later once the form saves with manually set number of comment
> fields.
> For now the formset just has the two forms "post" and "comment" to make it
> easy, but if i can save one it should work for more.
> The form displays as expected but I get "save() takes at least 2 arguments
> (1 given)".
>
> I think thats because i'm supplying the "post" data, but not the object
> itself? I've tried referencing it but without success.
> I may need to set the form up as a class with methods and then use
> something like the following which is how another tut does it, but my first
> attempt to do it this way failed.
> 21 def post(self, request, *args, **kwargs):
> 22 self.object = self.get_object()
> 23 form = CommentForm(object=self.object, data=request.POST)
> 24
> 25 if form.is_valid():
> 26 form.save()
> 27 return HttpResponseRedirect(self.object.get_absolute_url())
>
>
> *Models:*
> 7 class Object_Post(models.Model):
> 8 # Defines the post model
> 9 def __unicode__(self):
> 10 return self.name
> 11
> 12 name = models.CharField(max_length=70)
> 13 desc = models.TextField()
> 14 Comments = ListField(EmbeddedModelField('Comment), editable=False)
> 15
> 16
> 17 class Comment(models.Model):
> 18 # Comments.
> 19 def __unicode__(self):
> 20 return self.name
> 21
> 22 name = models.CharField(max_length=70)
> 23 desc = models.TextField()
>
> *Forms:*
> 39 class PostForm(forms.ModelForm):
> 40 class Meta:
> 41 model = Object_Post
> 42
> 43 def save(self, user, commit = True):
> 44 Object_Post = super(PostForm, self).save(commit = False)
> 45 Object_Post.user = user
> 46
> 47 if commit:
> 48 Object_Post.save()
> 49
> 50 return Object_Post
> 51
> 52 class CommentForm(forms.ModelForm):
> 53 class Meta:
> 54 model = Comment
> 55
> 56 def save(self, user, commit = True):
> 57 Comment = super(CommentForm, self).save(commit = False)
> 58 Comment.user = user
> 59
> 60 if commit:
> 61 Comment.save()
> 62
> 63 return Comment
>
> *View:*
> 65 def create_post(request):
> 66 ....
> 67 #
> 68 # Manually set number of comment fields for now
> 69 commentfields = 1
> 70
> 71 if request.method == "POST":
> 72 pform = PostForm(request.POST, instance=Object_Post())
> 73 #
> 74 cforms = [CommentForm(request.POST, prefix=str(x),
> instance=Comment()) for x in range(0,Commentfields)]
> 75 if pform.is_valid() and all([cf.is_valid() for cf in cforms]):
> 76 #
> 77 new_post = pform.save()
> 78 for cf in cforms:
> 79 new_Comment = cf.save(commit=False)
> 80 new_Comment.Object_Post = new_post
> 81 new_Comment.save()
> 82 return
> HttpResponseRedirect(reverse('blogtut.views.dashboard'))
> 83 else:
> 84 pform = PostForm(instance=Object_Post())
> 85 cforms = [CommentForm(prefix=str(x), instance=Comment()) for x
> in range(0,Commentfields)]
> 86 return render_to_response('create_object.html', {'Post_Form':
> pform, 'Comment_Form': cforms},
> 87 context_instance=RequestContext(request)
> 88 )
>
> *Template:*
> 1 {% extends "base.html" %}
> 2
> 3 {% block content %}
> 4 <dl>
> 5
> # Irrelevent to the form.
> 11
> 12 </dl>
> 13
> 14 <form action="{% url blogtut.views.create_post %}" method="post"
> accept-ch>
> 15 {% csrf_token %}
> 16 {{ form.as_p }}
> 17
> 18 Enter a name and description for the post: </br>
> 19 {{ Post_Form }} </br>
> 20 Enter one or more Comments:</br>
> 21 {% for mform in Comment_Form %}
> 22 Comment: {{ cform }}</br>
> 23 {% endfor %}
> 24 ....
> 25 <p><input type="submit" value="Create Now"/></p>
> 26 </form>
> 27
> 28 {% endblock %}
> ~
>
> I'd really appreciate any help here as i've been hitting my head against
> this for a week or so now, would particularly appreciate examples as my
> python/django skills are novice and it'll help me understand.
>
> Thanks for your time/help!
> Jason
>
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