[Django]Model Form

CodingEntrepreneurs Django 강의 정리

form fields>

1. 양식의 필드를 정의

가이드

 

form>

from django import forms

from .models import BlogPost


class BlogPostForm(forms.Form):
    title = forms.CharField()
    slug = forms.SlugField()
    content = forms.CharField(widget=forms.Textarea)


class BlogPostModelForm(forms.ModelForm):
    title = forms.CharField()

    class Meta:
        model = BlogPost
        fields = ["title", "slug", "content"]

 

models>

from django.db import models

# Create your models here.
class BlogPost(models.Model):
    # id = models.IntegerField()    # pk
    title = models.CharField(max_length=120)
    slug = models.SlugField(unique=True)  # hello world > hello-world
    content = models.TextField(null=True, blank=True)

 

views>

from django.http import Http404
from django.shortcuts import render, get_object_or_404

# Create your views here.
from .models import BlogPost
from .forms import BlogPostModelForm

# CRUD

# GET -> Retrieve / List

# POST -> Create / Update / DELETE

# Create Retrieve Update Delete


def blog_post_list_view(request):
    # list out objects
    # could be search
    qs = BlogPost.objects.all()  # queryset -> list of python object
    template_name = "blog/list.html"
    context = {"object_list": qs}
    return render(request, template_name, context)


def blog_post_create_view(request):
    # create objects
    # ? use a form
    form = BlogPostModelForm(request.POST or None)
    if form.is_valid():
        obj = form.save(commit=False)
        # obj.title = form.cleaned_data.get("title") + "0"
        obj.save()
        form = BlogPostModelForm()
    template_name = "form.html"
    context = {"form": form}
    return render(request, template_name, context)


def blog_post_detail_view(request, slug):
    # 1 object -> detail view
    obj = get_object_or_404(BlogPost, slug=slug)
    template_name = "blog/detail.html"
    context = {"object": obj}
    return render(request, template_name, context)


def blog_post_update_view(request):
    obj = get_object_or_404(BlogPost, slug=slug)
    template_name = "blog/update.html"
    context = {"object": obj, "form": None}
    return render(request, template_name, context)


def blog_post_delete_view(request):
    obj = get_object_or_404(BlogPost, slug=slug)
    template_name = "blog/delete.html"
    context = {"object": obj}
    return render(request, template_name, context)