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django crispy forms and django inline forms example (inlineformset_factory)
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| class AuthorForm(ModelForm): | |
| def __init__(self, *args, **kwargs): | |
| self.helper = FormHelper() | |
| self.helper.form_tag = False | |
| self.helper.layout = Layout( | |
| Field('name'), | |
| ) | |
| super(AuthorForm, self).__init__(*args, **kwargs) | |
| class Meta: | |
| model = Author | |
| class BookForm(ModelForm): | |
| def __init__(self, *args, **kwargs): | |
| self.helper = FormHelper() | |
| self.helper.form_tag = False | |
| self.helper.layout = Layout( | |
| Field('title'), | |
| ) | |
| super(BookForm, self).__init__(*args, **kwargs) | |
| class Meta: | |
| model = Book |
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| class Author(models.Model): | |
| name = models.CharField(max_length=100) | |
| class Book(models.Model): | |
| author = models.ForeignKey(Author) | |
| title = models.CharField(max_length=100) |
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8" /> | |
| <title>TEST</title> | |
| </head> | |
| <body> | |
| {% load crispy_forms_tags %} | |
| <form method="post" action="" class=""> | |
| {% crispy form %} | |
| {% crispy formset formset.form.helper %} | |
| <input class="submit" type="submit" value="Submit data"> | |
| </form> | |
| </body> | |
| </html> |
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| def manage_books(request, id_author=None): | |
| if id_author is None: | |
| author = Author() | |
| BookInlineFormSet = inlineformset_factory(Author, Book, form=BookForm, extra=2, can_delete=False) | |
| else: | |
| author = Author.objects.get(pk=id_author) | |
| BookInlineFormSet = inlineformset_factory(Author, Book, form=BookForm, extra=2, can_delete=True) | |
| if request.method == "POST": | |
| form = AuthorForm(request.POST, request.FILES, instance=author, prefix="main") | |
| formset = BookInlineFormSet(request.POST, request.FILES, instance=author, prefix="nested") | |
| if form.is_valid() and formset.is_valid(): | |
| form.save() | |
| formset.save() | |
| return redirect('/bookauthor/formset') | |
| else: | |
| form = AuthorForm(instance=author, prefix="main") | |
| formset = BookInlineFormSet(instance=author, prefix="nested") | |
| return render(request, "test_app/manage_books.html", {"form":form, "formset": formset}) |
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