Python Django个人网站搭建7-实现文章修改

def article_update(request, id):
   article = ArticlePost.objects.get(id=id)
   if request.method =="POST":
       article_post_form = ArticlePostForm(data=request.POST)
       if article_post_form.is_valid():
           article.title = request.POST['title']
           article.body = request.POST['body']
           article.save()
           return redirect("article:article_detail", id=id)
       else:
           return HttpResponse("表单内容有误,请重新填写")
   else:
       article_post_form = ArticlePostForm()
       context = { 'article': article, 'article_post_form': article_post_form}
       return render(request, 'article/update.html', context)

{% extends "base.html" %}
{% load static %}
{% block title %}
    Edit
{% endblock title %}
{% block content %}
    <div class="container">
        <div class="row">
            <div class="col-12">
                <br>
                <form method="post" action=".">
                    {% csrf_token %}
                    <div class="form-group">
                        <label for="title">Title</label>
                        <input type="text" class="form-control" id="title" name="title" value="{{ article.title }}">

                    </div>
                    <div class="form-group">
                        <label for="body">Body</label>
                        <textarea type="text" class="form-control" id="body" name="body" rows="12">{{ article.body }}</textarea>
                    </div>
                    <button type="submit" class="btn btn-primary">submit</button>
                </form>
            </div>
        </div>
    </div>
{% endblock content %}

from django.urls import path
from . import views
app_name = 'article'
urlpatterns = [
    path('list/', views.article_list, name='article_list'),
    path('article-detail/<int:id>/', views.article_detail, name='article_detail'),
    path('article-create/', views.article_create, name="article_create"),
    path('article-delete/<int:id>', views.article_delete, name="article_delete"),
    path('article-update/<int:id>/', views.article_update, name="article_update"),
]

{% extends "base.html" %}
{% load static %}
{% block title %}
    article
{% endblock title %}
{% block content %}
    <div class="container">
        <div class="row">
            <h1 class="col-12 mt-4">{{ article.title }}</h1>
            <div class="col-12 alert alert-success">Author: {{ article.author }}</div>
        .<a href="#" onclick="confirm_delete()">Delete</a>
        .<a href="{% url "article:article_update" article.id %}">Edit</a>
            <div class="col-12">
                <p>{{ article.body|safe }}</p>
            </div>
        </div>
    </div>
    <script>
        function confirm_delete(){
            var r=confirm("Wanna delete?");
            if (r==true)
            {
                 window.location='{% url "article:article_delete" article.id %}';
            }
        }
    </script>
{% endblock content %}