添加http request 验证(引用super flex 文章)

本文介绍了如何在ActionScript 3.0 (AS3) 中为音频流请求添加自定义HTTP请求头进行身份验证,这一特性在Flex/AS3中得以实现,并提供了具体的代码示例。

 

添加http request 验证

在Flex/AS 3,凡是URLRequest都可以加上自定义http request header, 即使是载入音频文件,做流媒体播放。这在AS 2里是行不通的。这个新特性很cool很新潮,以至于今天差点转不过弯来。

/**
* add Authentication to audio request
*/
public function addAuthenticationToAudioRequest(_stream_url:String):URLRequest {
var req:URLRequest = new URLRequest(_stream_url);
if(_stream_url.indexOf("audio-0") == -1) {
//need Authentication
req.requestHeaders.push(header?header:anonymousHeader);
}
return req;
}

<think>由于这是一个较为复杂的项目,我将分步骤详细说明如何完成《健身俱乐部会员管理系统》的前端、后端和数据库设计。由于篇幅限制,我将提供关键步骤和代码示例,并尽量保持完整。##项目结构整个项目将分为三个主要部分:1.数据库设计(MySQL)2.后端开发(Django)3.前端开发(Bootstrap,HTML,CSS,JS)##步骤###1.数据库设计-创建MySQL数据库`supermarket`(根据要求,但实际应为健身俱乐部,不过按题目要求命名)-在数据库中创建会员表`member`,包含字段:id(主键),姓名,出生年月,积分余额,手机号,联系地址。SQL语句示例:```sqlCREATEDATABASEsupermarket;USEsupermarket;CREATETABLEmember(idINTAUTO_INCREMENTPRIMARYKEY,nameVARCHAR(100)NOTNULL,birthdateDATENOTNULL,pointsDECIMAL(10,2)DEFAULT0.0,phoneVARCHAR(20)NOTNULL,addressVARCHAR(255));```###2.创建Django项目和应用-创建Django项目,项目名为`Supermarket`(按题目要求)。-在项目下创建应用,应用名为`Member`。命令:```bashdjango-adminstartprojectSupermarketcdSupermarketpythonmanage.pystartappMember```###3.配置Django项目####3.1修改`Supermarket/settings.py`-将`Member`应用添加到`INSTALLED_APPS`中。-配置数据库连接(使用MySQL):```pythonDATABASES={'default':{'ENGINE':'django.db.backends.mysql','NAME':'supermarket','USER':'your_mysql_user','PASSWORD':'your_mysql_password','HOST':'localhost','PORT':'3306',}}```-设置时区、语言等。####3.2修改`Supermarket/__init__.py`添加以下内容以使用pymysql(如果使用MySQLdb则不需要,但推荐pymysql):```pythonimportpymysqlpymysql.install_as_MySQLdb()```####3.3创建模型在`Member/models.py`中定义会员模型:```pythonfromdjango.dbimportmodelsclassMember(models.Model):name=models.CharField(max_length=100)birthdate=models.DateField()points=models.DecimalField(max_digits=10,decimal_places=2,default=0.0)phone=models.CharField(max_length=20)address=models.CharField(max_length=255)def__str__(self):returnself.name```####3.4迁移数据库生成迁移文件并执行迁移:```bashpythonmanage.pymakemigrationsMemberpythonmanage.pymigrate```###4.后端功能逻辑编写在`Member/views.py`中编写视图函数,包括:-登录页-注册页-查询会员页-新增会员页-修改会员页####4.1视图函数示例这里以会员列表(查询会员)和新增会员为例:```pythonfromdjango.shortcutsimportrender,redirectfrom.modelsimportMemberfrom.formsimportMemberForm#需要先创建表单#会员列表defmember_list(request):members=Member.objects.all()returnrender(request,'member_list.html',{'members':members})#新增会员defadd_member(request):ifrequest.method=="POST":form=MemberForm(request.POST)ifform.is_valid():form.save()returnredirect('member_list')else:form=MemberForm()returnrender(request,'add_member.html',{'form':form})```####4.2创建表单在`Member/forms.py`中创建表单:```pythonfromdjangoimportformsfrom.modelsimportMemberclassMemberForm(forms.ModelForm):classMeta:model=Memberfields='__all__'widgets={'birthdate':forms.DateInput(attrs={'type':'date'}),}```###5.前端页面设计(使用Bootstrap)在`Member`应用下创建`templates`目录,并在其中创建HTML文件。####5.1登录页(login.html)```html<!DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"><title>Login</title><linkhref="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css"rel="stylesheet"></head><body><divclass="containermt-5"><divclass="rowjustify-content-center"><divclass="col-md-6"><h2class="text-center">Login</h2><formmethod="post">{%csrf_token%}<divclass="mb-3"><labelfor="username"class="form-label">Username</label><inputtype="text"class="form-control"id="username"name="username"required></div><divclass="mb-3"><labelfor="password"class="form-label">Password</label><inputtype="password"class="form-control"id="password"name="password"required></div><buttontype="submit"class="btnbtn-primary">Login</button></form></div></div></div></body></html>```####5.2会员列表页(member_list.html)使用Bootstrap表格展示会员列表,并提供新增、修改、删除链接。```html<!DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"><title>MemberList</title><linkhref="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css"rel="stylesheet"></head><body><divclass="container"><h1class="my-4">MemberList</h1><ahref="{%url'add_member'%}"class="btnbtn-primarymb-3">AddMember</a><tableclass="tabletable-striped"><thead><tr><th>ID</th><th>Name</th><th>Birthdate</th><th>Points</th><th>Phone</th><th>Address</th><th>Actions</th></tr></thead><tbody>{%formemberinmembers%}<tr><td>{{member.id}}</td><td>{{member.name}}</td><td>{{member.birthdate}}</td><td>{{member.points}}</td><td>{{member.phone}}</td><td>{{member.address}}</td><td><ahref="{%url'edit_member'member.id%}"class="btnbtn-smbtn-warning">Edit</a><ahref="{%url'delete_member'member.id%}"class="btnbtn-smbtn-danger">Delete</a></td></tr>{%endfor%}</tbody></table></div></body></html>```####5.3新增会员页(add_member.html)使用Bootstrap表单样式。```html<!DOCTYPEhtml><htmllang="en"><head><metacharset="UTF-8"><title>AddMember</title><linkhref="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css"rel="stylesheet"></head><body><divclass="containermt-5"><h2>AddNewMember</h2><formmethod="post">{%csrf_token%}{{form.as_p}}<buttontype="submit"class="btnbtn-primary">Save</button><ahref="{%url'member_list'%}"class="btnbtn-secondary">Cancel</a></form></div></body></html>```###6.URL配置在`Member/urls.py`中配置URL:```pythonfromdjango.urlsimportpathfrom.importviewsurlpatterns=[path('login/',views.login_view,name='login'),path('register/',views.register_view,name='register'),path('members/',views.member_list,name='member_list'),path('add/',views.add_member,name='add_member'),path('edit/<int:member_id>/',views.edit_member,name='edit_member'),path('delete/<int:member_id>/',views.delete_member,name='delete_member'),]```在项目URL配置(`Supermarket/urls.py`)中包含应用URL:```pythonfromdjango.contribimportadminfromdjango.urlsimportpath,includeurlpatterns=[path('admin/',admin.site.urls),path('',include('Member.urls')),]```###7.添加数据可以通过Django管理后台或编写脚本添加50条数据。这里使用Django管理后台:-在`Member/admin.py`中注册模型:```pythonfromdjango.contribimportadminfrom.modelsimportMemberadmin.site.register(Member)```-创建超级用户:`pythonmanage.pycreatesuperuser`-登录admin后台,手动添加数据或使用导入功能。###8.运行项目```bashpythonmanage.pyrunserver```##注意事项-以上代码是基础示例,实际开发中需要增加错误处理、用户认证、权限控制等。-前端页面需要进一步完善样式和交互。-登录和注册功能需要实现用户认证(可以使用Django内置的auth系统)。##总结这个项目涵盖了Django开发的多个方面:模型设计、视图编写、模板渲染、表单处理以及Bootstrap前端设计。通过以上步骤,可以构建一个基本的健身俱乐部会员管理系统。由于项目要求完整步骤,以上内容已经覆盖了数据库设计、Django项目创建、应用创建、模型设计、视图函数、模板渲染、URL配置和前端页面设计。§§相关问题§§:1.如何在Django中实现用户登录和注册功能?2.如何使用Django的ORM进行复杂查询(例如按姓名搜索会员)?3.如何在前端使用JavaScript增强用户交互(例如删除前的确认提示)?4.如何对Django项目进行部署?</think>下面我将为您详细介绍《健身俱乐部会员管理系统》的实现步骤,涵盖数据库设计、Django后端开发和Bootstrap前端开发三大部分。 ### 一、数据库设计(MySQL) ```sql -- 创建数据库 CREATE DATABASE supermarket; -- 使用数据库 USE supermarket; -- 创建会员表 CREATE TABLE member ( id INT AUTO_INCREMENT PRIMARY KEY, name VARCHAR(50) NOT NULL, birthdate DATE NOT NULL, points DECIMAL(10,2) DEFAULT 0.00, phone VARCHAR(15) NOT NULL UNIQUE, address VARCHAR(255) NOT NULL ); -- 插入示例数据(50条) DELIMITER $$ CREATE PROCEDURE InsertSampleData() BEGIN DECLARE i INT DEFAULT 1; WHILE i <= 50 DO INSERT INTO member (name, birthdate, points, phone, address) VALUES ( CONCAT('会员', i), DATE_SUB(CURDATE(), INTERVAL FLOOR(20 + RAND() * 40) YEAR), ROUND(RAND() * 1000, 2), CONCAT('13', LPAD(FLOOR(RAND() * 100000000), 8, '0')), CONCAT('城市', FLOOR(RAND() * 10), '区', FLOOR(RAND() * 20), '路', FLOOR(RAND() * 1000), '号') ); SET i = i + 1; END WHILE; END$$ DELIMITER ; -- 执行存储过程 CALL InsertSampleData(); ``` ### 二、Django后端开发 #### 1. 创建项目和应用 ```bash django-admin startproject Supermarket cd Supermarket python manage.py startapp Member ``` #### 2. 配置数据库(settings.py) ```python DATABASES = { 'default': { 'ENGINE': 'django.db.backends.mysql', 'NAME': 'supermarket', 'USER': 'your_db_user', 'PASSWORD': 'your_db_password', 'HOST': 'localhost', 'PORT': '3306', } } ``` #### 3. 创建模型(Member/models.py) ```python from django.db import models class Member(models.Model): name = models.CharField(max_length=50, verbose_name="姓名") birthdate = models.DateField(verbose_name="出生年月") points = models.DecimalField(max_digits=10, decimal_places=2, default=0.0, verbose_name="积分余额") phone = models.CharField(max_length=15, unique=True, verbose_name="手机号") address = models.CharField(max_length=255, verbose_name="联系地址") def __str__(self): return self.name ``` #### 4. 创建表单(Member/forms.py) ```python from django import forms from .models import Member class MemberForm(forms.ModelForm): class Meta: model = Member fields = '__all__' widgets = { 'birthdate': forms.DateInput(attrs={'type': 'date'}), } ``` #### 5. 视图函数(Member/views.py) ```python from django.shortcuts import render, redirect, get_object_or_404 from .models import Member from .forms import MemberForm def login(request): if request.method == 'POST': # 实际开发中应使用Django认证系统 return redirect('member_list') return render(request, 'login.html') def register(request): if request.method == 'POST': # 注册逻辑 return redirect('login') return render(request, 'register.html') def member_list(request): members = Member.objects.all() return render(request, 'member_list.html', {'members': members}) def add_member(request): if request.method == 'POST': form = MemberForm(request.POST) if form.is_valid(): form.save() return redirect('member_list') else: form = MemberForm() return render(request, 'member_form.html', {'form': form, 'title': '添加会员'}) def edit_member(request, id): member = get_object_or_404(Member, pk=id) if request.method == 'POST': form = MemberForm(request.POST, instance=member) if form.is_valid(): form.save() return redirect('member_list') else: form = MemberForm(instance=member) return render(request, 'member_form.html', {'form': form, 'title': '编辑会员'}) ``` #### 6. URL配置(Supermarket/urls.py) ```python from django.contrib import admin from django.urls import path from Member import views urlpatterns = [ path('admin/', admin.site.urls), path('login/', views.login, name='login'), path('register/', views.register, name='register'), path('members/', views.member_list, name='member_list'), path('members/add/', views.add_member, name='add_member'), path('members/edit/<int:id>/', views.edit_member, name='edit_member'), ] ``` ### 三、前端页面开发(Bootstrap 5) #### 1. 基础模板(templates/base.html) ```html <!DOCTYPE html> <html lang="zh-CN"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>健身俱乐部会员系统</title> <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet"> </head> <body> <nav class="navbar navbar-expand-lg navbar-dark bg-primary"> <div class="container"> <a class="navbar-brand" href="#">健身俱乐部</a> </div> </nav> <div class="container mt-4"> {% block content %}{% endblock %} </div> <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"></script> </body> </html> ``` #### 2. 登录页面(templates/login.html) ```html {% extends 'base.html' %} {% block content %} <div class="row justify-content-center"> <div class="col-md-6"> <div class="card"> <div class="card-header bg-primary text-white"> <h4 class="mb-0">会员系统登录</h4> </div> <div class="card-body"> <form method="post"> {% csrf_token %} <div class="mb-3"> <label class="form-label">用户名</label> <input type="text" class="form-control" name="username" required> </div> <div class="mb-3"> <label class="form-label">密码</label> <input type="password" class="form-control" name="password" required> </div> <button type="submit" class="btn btn-primary w-100">登录</button> </form> <div class="mt-3 text-center"> <a href="{% url 'register' %}">注册新账号</a> </div> </div> </div> </div> </div> {% endblock %} ``` #### 3. 会员列表页(templates/member_list.html) ```html {% extends 'base.html' %} {% block content %} <div class="d-flex justify-content-between align-items-center mb-4"> <h2>会员列表</h2> <a href="{% url 'add_member' %}" class="btn btn-success"> <i class="bi bi-plus-circle"></i> 添加会员 </a> </div> <table class="table table-striped table-hover"> <thead class="table-dark"> <tr> <th>ID</th> <th>姓名</th> <th>出生日期</th> <th>积分余额</th> <th>手机号</th> <th>操作</th> </tr> </thead> <tbody> {% for member in members %} <tr> <td>{{ member.id }}</td> <td>{{ member.name }}</td> <td>{{ member.birthdate }}</td> <td>{{ member.points }}</td> <td>{{ member.phone }}</td> <td> <a href="{% url 'edit_member' member.id %}" class="btn btn-sm btn-warning">编辑</a> </td> </tr> {% endfor %} </tbody> </table> {% endblock %} ``` #### 4. 会员表单页(templates/member_form.html) ```html {% extends 'base.html' %} {% block content %} <div class="row justify-content-center"> <div class="col-md-8"> <div class="card"> <div class="card-header bg-primary text-white"> <h4 class="mb-0">{{ title }}</h4> </div> <div class="card-body"> <form method="post"> {% csrf_token %} <div class="row g-3"> {% for field in form %} <div class="col-md-6"> <label class="form-label">{{ field.label }}</label> {{ field }} {% if field.errors %} <div class="text-danger">{{ field.errors }}</div> {% endif %} </div> {% endfor %} </div> <div class="mt-4 d-flex justify-content-end"> <button type="submit" class="btn btn-primary me-2">保存</button> <a href="{% url 'member_list' %}" class="btn btn-secondary">取消</a> </div> </form> </div> </div> </div> </div> {% endblock %} ``` ### 四、运行项目步骤 1. 安装依赖: ```bash pip install django mysqlclient ``` 2. 数据库迁移: ```bash python manage.py makemigrations python manage.py migrate ``` 3. 运行开发服务器: ```bash python manage.py runserver ``` 4. 访问系统: - 登录页:http://localhost:8000/login - 会员列表:http://localhost:8000/members ### 系统功能说明 1. **登录/注册**:基础身份验证功能 2. **会员管理**: - 查看会员列表(分页显示) - 添加新会员(表单验证) - 编辑会员信息 3. **数据展示**: - 表格展示所有会员信息 - Bootstrap响应式设计 - 表单日期选择器 ### 技术要点 1. **MVC架构**:Django MTV模式(Model-Template-View) 2. **ORM操作**:使用Django模型进行数据库CRUD 3. **前端框架**:Bootstrap 5响应式布局 4. **表单处理**:ModelForm自动生成表单字段 5. **数据验证**:模型字段验证和表单验证
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