django图书管理系统：

图书管理系统：

day54 文件夹：

settings.py：

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': "BMS",
        'USER':'root',
        'PASSWORD':'123',
        'HOST':'127.0.0.1',
        'PORT':3306,
        'CHARSET':'utf8'
    }
}

STATIC_URL = '/static/'
STATICFILES_DIRS = [
    os.path.join(BASE_DIR,'static')
]

urls.py

from django.conf.urls import url
from django.contrib import admin
from app01 import views

urlpatterns = [
    url(r'^admin/', admin.site.urls),
    # 首页
    url(r'^$',views.home,name='home'),
    # 书籍展示页
    url(r'^book_list/',views.show_book,name='show'),
    # 书籍添加页
    url(r'^add_book/',views.add_book,name='add'),
    # 书籍编辑页
    url(r'^edit_book/(?P<edit_id>\d+)/',views.edit_book,name='edit'),
    # 书籍删除页
    url(r'^delete_book/(\d+)/',views.delete_book,name='delete')
]

migrations文件夹

__ init __

import pymysql
pymysql.install_as_MySQLdb()

models.py:

from django.db import models

# Create your models here.


class Book(models.Model):
    title = models.CharField(max_length=32)
    price = models.CharField(max_length=32)
    publish_time = models.DateField(auto_now_add=True)

    publish = models.ForeignKey(to='Publish')
    authors = models.ManyToManyField(to='Author')


class Publish(models.Model):
    name = models.CharField(max_length=32)
    addr = models.CharField(max_length=64)


class Author(models.Model):
    name = models.CharField(max_length=32)
    age = models.IntegerField()
    author_detail = models.OneToOneField(to='AuthorDetail')


class AuthorDetail(models.Model):
    phone = models.BigIntegerField()
    addr = models.CharField(max_length=64)

views.py

from django.shortcuts import render,reverse,redirect
from app01 import models
# Create your views here.

def home(request):
    return render(request,'home.html')


def show_book(request):
    # 获取书籍表中所有的书展示到前端
    book_queryset = models.Book.objects.all()
    return render(request,'book_list.html',locals())


def add_book(request):
    if request.method == 'POST':
        title = request.POST.get('title')
        price = request.POST.get('price')
        publish_time = request.POST.get('publish_time')
        publish_id = request.POST.get('publish')
        authors_list = request.POST.getlist('authors')
        # 操作数据库
        # 书籍表
        book_obj = models.Book.objects.create(title=title,price=price,publish_time=publish_time,publish_id=publish_id)
        # 书籍与作者关系表
        book_obj.authors.add(*authors_list)
        # 重定向到书籍展示页
        _url = reverse('show')
        return redirect(_url)
    # 将网站出版社和作者查询出来展示到前端供用户选择
    publish_queryset = models.Publish.objects.all()
    author_queryset = models.Author.objects.all()
    return render(request,'add_book.html',locals())


def edit_book(request,edit_id):
    # 先获取用户想要编辑的对象  展示给用户看  用户在基于原书籍进行修改
    edit_obj = models.Book.objects.filter(pk=edit_id).first()
    if request.method == 'POST':
        title = request.POST.get('title')
        price = request.POST.get('price')
        publish_time = request.POST.get('publish_time')
        publish_id = request.POST.get('publish')
        authors_list = request.POST.getlist('authors')
        models.Book.objects.filter(pk=edit_id).update(title=title,price=price,publish_time=publish_time,publish_id=publish_id)
        edit_obj.authors.set(authors_list)
        # 重定向到书籍展示页
        _url = reverse('show')
        return redirect(_url)
    publish_queryset = models.Publish.objects.all()
    author_queryset = models.Author.objects.all()
    return render(request,'edit_book.html',locals())


def delete_book(request,delete_id):
    models.Book.objects.filter(pk=delete_id).delete()
    # 重定向到书籍展示页
    _url = reverse('show')
    return redirect(_url)

static文件夹

去settings中设置

STATIC_URL = '/static/'
STATICFILES_DIRS = [
    os.path.join(BASE_DIR,'static')
]

templates 文件夹

add_book.html

{% extends 'home.html' %}


{% block content %}
    <h2 class="text-center">添加书籍</h2>
    <form action="" method="post">
        <p>书名:
            <input type="text" name="title" class="form-control">
        </p>
    <p>价格:
            <input type="text" name="price" class="form-control">
        </p>
    <p>出版日期:
            <input type="date" name="publish_time" class="form-control">
        </p>
    <p>出版社:
        <select name="publish" id="" class="form-control">
            {% for publish_obj in publish_queryset %}
                <option value="{{ publish_obj.pk }}">{{ publish_obj.name }}</option>
            {% endfor %}

        </select>
        </p>
    <p>作者:
        <select name="authors" id="" class="form-control" multiple>
            {% for author_obj in author_queryset %}
                <option value="{{ author_obj.pk }}">{{ author_obj.name }}</option>
            {% endfor %}
        </select>
    </p>
        <input type="submit" class="btn btn-primary pull-right">


    </form>
{% endblock %}

book_list.html

{% extends 'home.html' %}

{% block content %}
    <div>
        <a href="{% url 'add' %}" class="btn btn-success">新增</a>
    </div>
    <br>
    <table class="table table-striped table-hover">
        <thead>
            <tr>
                <th>序号</th>
                <th>书名</th>
                <th>价格</th>
                <th>出版日期</th>
                <th>出版社</th>
                <th>作者</th>
                <th>操作</th>
            </tr>
        </thead>
        <tbody>
            {% for book_obj in book_queryset %}
                <tr>
                    <td>{{ forloop.counter }}</td>
                    <td>{{ book_obj.title }}</td>
                    <td>{{ book_obj.price }}</td>
                    <td>{{ book_obj.publish_time|date:'Y-m-d' }}</td>
                    <td>{{ book_obj.publish.name }}</td>
                    <td>
                        {% for author_obj in book_obj.authors.all %}
                            {% if forloop.last %}
                                {{ author_obj.name }}
                            {% else %}
                                {{ author_obj.name }},
                            {% endif %}
                        {% endfor %}
                    </td>
                    <td>
                        <a href="{% url 'edit' book_obj.pk %}" class="btn btn-primary btn-sm">编辑</a>
                        <a href="{% url 'delete' book_obj.pk %}" class="btn btn-danger btn-sm">删除</a>
                    </td>
                </tr>
            {% endfor %}
        </tbody>
    </table>
    <nav aria-label="Page navigation" class="text-center">
  <ul class="pagination">
    <li>
      <a href="#" aria-label="Previous">
        <span aria-hidden="true">&laquo;</span>
      </a>
    </li>
    <li><a href="#">1</a></li>
    <li><a href="#">2</a></li>
    <li><a href="#">3</a></li>
    <li><a href="#">4</a></li>
    <li><a href="#">5</a></li>
    <li>
      <a href="#" aria-label="Next">
        <span aria-hidden="true">&raquo;</span>
      </a>
    </li>
  </ul>
</nav>
{% endblock %}

edit_book.html

{% extends 'home.html' %}


{% block content %}
    <h2 class="text-center">编辑书籍</h2>
    <form action="" method="post">
        <p>书名:
            <input type="text" name="title" class="form-control" value="{{ edit_obj.title }}">
        </p>
    <p>价格:
            <input type="text" name="price" class="form-control" value="{{ edit_obj.price }}">
        </p>
    <p>出版日期:
            <input type="date" name="publish_time" class="form-control" value="{{ edit_obj.publish_time|date:'Y-m-d' }}">
        </p>
    <p>出版社:
        <select name="publish" id="" class="form-control">
            {% for publish_obj in publish_queryset %}
                {% if edit_obj.publish == publish_obj %}
                    <option value="{{ publish_obj.pk }}" selected>{{ publish_obj.name }}</option>
                {% else %}
                    <option value="{{ publish_obj.pk }}">{{ publish_obj.name }}</option>
                {% endif %}

            {% endfor %}
        </select>
        </p>
    <p>作者:
        <select name="authors" id="" class="form-control" multiple>
            {% for author_obj in author_queryset %}
                {% if author_obj in edit_obj.authors.all %}
                    <option value="{{ author_obj.pk }}" selected>{{ author_obj.name }}</option>
                {% else %}
                    <option value="{{ author_obj.pk }}">{{ author_obj.name }}</option>
                {% endif %}

            {% endfor %}
        </select>
    </p>
        <input type="submit" class="btn btn-warning pull-right">


    </form>
{% endblock %}

home.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="https://cdn.bootcss.com/jquery/3.4.1/jquery.min.js"></script>
    {% load static %}
    <link rel="stylesheet" href="{% static 'bootstrap-3.3.7-dist/css/bootstrap.min.css' %}">
    <script src="{% static 'bootstrap-3.3.7-dist/js/bootstrap.min.js' %}"></script>
</head>
<body>
<nav class="navbar navbar-inverse">
  <div class="container-fluid">
    <!-- Brand and toggle get grouped for better mobile display -->
    <div class="navbar-header">
      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
        <span class="sr-only">Toggle navigation</span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
        <span class="icon-bar"></span>
      </button>
      <a class="navbar-brand" href="#">BMS</a>
    </div>

    <!-- Collect the nav links, forms, and other content for toggling -->
    <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
      <ul class="nav navbar-nav">
        <li class="active"><a href="#">图书 <span class="sr-only">(current)</span></a></li>
        <li><a href="#">出版社</a></li>
        <li class="dropdown">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">更多 <span class="caret"></span></a>
          <ul class="dropdown-menu">
            <li><a href="#">Action</a></li>
            <li><a href="#">Another action</a></li>
            <li><a href="#">Something else here</a></li>
            <li role="separator" class="divider"></li>
            <li><a href="#">Separated link</a></li>
            <li role="separator" class="divider"></li>
            <li><a href="#">One more separated link</a></li>
          </ul>
        </li>
      </ul>
      <form class="navbar-form navbar-left">
        <div class="form-group">
          <input type="text" class="form-control" placeholder="Search">
        </div>
        <button type="submit" class="btn btn-default">Submit</button>
      </form>
      <ul class="nav navbar-nav navbar-right">
        <li><a href="#">Jason</a></li>
        <li class="dropdown">
          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-haspopup="true" aria-expanded="false">更多操作 <span class="caret"></span></a>
          <ul class="dropdown-menu">
            <li><a href="#">Action</a></li>
            <li><a href="#">Another action</a></li>
            <li><a href="#">Something else here</a></li>
            <li role="separator" class="divider"></li>
            <li><a href="#">Separated link</a></li>
          </ul>
        </li>
      </ul>
    </div><!-- /.navbar-collapse -->
  </div><!-- /.container-fluid -->
</nav>
<div class="container-fluid">
    <div class="row">
        <div class="col-md-3">
            <div class="list-group">
              <a href="{% url 'home' %}" class="list-group-item active">
                首页
              </a>
              <a href="{% url 'show' %}" class="list-group-item">图书列表</a>
              <a href="#" class="list-group-item">出版社列表</a>
              <a href="#" class="list-group-item">作者列表</a>
              <a href="#" class="list-group-item">更多操作</a>
            </div>
        </div>
        <div class="col-md-9">
            <div class="panel panel-primary">
              <div class="panel-heading">
                <h3 class="panel-title">BMS</h3>
              </div>
              <div class="panel-body">
                  {% block content %}
                  <div class="jumbotron">
                  <h1>欢迎来到亚洲最大的线上BMS系统</h1>
                  <p>更多惊喜去扫码关注个人微信公众号</p>
                  <p><a class="btn btn-primary btn-lg" href="#" role="button">点我有你好看~</a></p>
                </div>
                  {% endblock %}

              </div>
            </div>
        </div>
    </div>
</div>
</body>
</html>

图书管理系统图片分析

1.创建数据库名

2.配置文件连接数据库：

3.数据表：

4.执行两条命令：

5.给表添加对应值：

出版社：

书籍：

数据关系：

首页搭建

home.html:

建一个文件夹static：导入：

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复制相应导航条

列表组

巨幕：

展示页：

urld.py

book.list.py

书籍添加页

add_cook.py

书籍编辑页

edit.book.py

删除页：