django from组件实现增加删除编辑（推荐用法）

实现效果：

代码示例：

django from组件实现增加删除编辑（推荐用法）

代码：

models.py

from django.db import models

class UserInfo(models.Model):
    username = models.CharField(max_length=32)
    email = models.EmailField(max_length=32)

urls.py

from django.conf.urls import url
from django.contrib import admin
from app01 import views
urlpatterns = [
    url(r'^admin/', admin.site.urls),
    url(r'^users/', views.users),
    url(r'^add_user/', views.add_user),
    url(r'^edit_user-(d+)/', views.edit_user),
]

views.py

from django.shortcuts import render
from django.shortcuts import redirect
from app01 import models
from app01.forms import UserForm

def users(request):
    user_list = models.UserInfo.objects.all()
    return render(request,'users.html',{'user_list':user_list})


def add_user(request):
    if request.method == 'GET':
        obj = UserForm()
        return render(request,'add_user.html',{'obj':obj})
    else:
        obj = UserForm(request.POST)
        if obj.is_valid():
            models.UserInfo.objects.create(**obj.cleaned_data)
            return redirect('/users/')
        else:
            return render(request,'add_user.html',{'obj':obj})


def edit_user(request,nid):
    if request.method == "GET":
        data = models.UserInfo.objects.filter(id=nid).first()
        obj = UserForm({'username':data.username,'email':data.email})
        return render(request,'edit_user.html',{'obj':obj,'nid':nid})
    else:
        obj = UserForm(request.POST)
        if obj.is_valid():
            models.UserInfo.objects.filter(id=nid).update(**obj.cleaned_data)
            return redirect('/users/')
        else:
            return render(request,'edit_user.html',{'obj':obj,'nid':nid})

forms.py

from django import forms as dforms
from django.forms import fields


class UserForm(dforms.Form):
    username = fields.CharField()
    email = fields.EmailField()

users.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <a href="/add_user/">添加</a>
    <ul>
        {% for row in user_list %}
            <li>{{ row.id }}-{{ row.username }}-{{ row.email }} <a href="/edit_user-{{ row.id }}/">编辑</a></li>
        {% endfor %}
    </ul>
</body>
</html>

add_user.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="/add_user/" method="post" novalidate>
        {% csrf_token %}
        <p>{{ obj.username }}{{ obj.errors.username.0 }}</p>
        <p>{{ obj.email }}{{ obj.errors.email.0 }}</p>
        <input type="submit" value="提交" />
    </form>
</body>
</html>

edit_user.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="/edit_user-{{ nid }}/" method="POST" novalidate>
        {% csrf_token %}
        <p>{{ obj.username }}{{ obj.errors.username.0 }}</p>
        <p>{{ obj.email }}{{ obj.errors.email.0 }}</p>
        <input type="submit" value="提交" />
    </form>
</body>
</html>

django from组件 实现增加 删除 编辑（推荐用法）

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django from组件实现增加删除编辑（推荐用法）