【django之form和认证系统小练习】
作业要求：
作业 ：
基于form表单和form组件作业注册页面
基于认证系统实现登录，注册，注销，修改密码
""" Django settings for day20_test project. Generated by 'django-admin startproject' using Django 1.11.4. For more information on this file, see https://docs.djangoproject.com/en/1.11/topics/settings/ For the full list of settings and their values, see https://docs.djangoproject.com/en/1.11/ref/settings/ """ import os # Build paths inside the project like this: os.path.join(BASE_DIR, ...) BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) # Quick-start development settings - unsuitable for production # See https://docs.djangoproject.com/en/1.11/howto/deployment/checklist/ # SECURITY WARNING: keep the secret key used in production secret! SECRET_KEY = '^m)b0s8r#f!!74ebp*)chk3d%cbjp1%_vhtck!(x4-u!i+oxzj' # SECURITY WARNING: don't run with debug turned on in production! DEBUG = True ALLOWED_HOSTS = [] # Application definition INSTALLED_APPS = [ 'django.contrib.admin', 'django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.messages', 'django.contrib.staticfiles', 'test01.apps.Test01Config', ] MIDDLEWARE = [ 'django.middleware.security.SecurityMiddleware', 'django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.common.CommonMiddleware', 'django.middleware.csrf.CsrfViewMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.contrib.messages.middleware.MessageMiddleware', 'django.middleware.clickjacking.XFrameOptionsMiddleware', ] ROOT_URLCONF = 'day20_test.urls' TEMPLATES = [ { 'BACKEND': 'django.template.backends.django.DjangoTemplates', 'DIRS': [os.path.join(BASE_DIR, 'templates')] , 'APP_DIRS': True, 'OPTIONS': { 'context_processors': [ 'django.template.context_processors.debug', 'django.template.context_processors.request', 'django.contrib.auth.context_processors.auth', 'django.contrib.messages.context_processors.messages', ], }, }, ] WSGI_APPLICATION = 'day20_test.wsgi.application' # Database # https://docs.djangoproject.com/en/1.11/ref/settings/#databases DATABASES = { 'default': { 'ENGINE': 'django.db.backends.sqlite3', 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), } } # Password validation # https://docs.djangoproject.com/en/1.11/ref/settings/#auth-password-validators AUTH_PASSWORD_VALIDATORS = [ { 'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator', }, { 'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator', }, { 'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator', }, { 'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator', }, ] # Internationalization # https://docs.djangoproject.com/en/1.11/topics/i18n/ LANGUAGE_CODE = 'en-us' TIME_ZONE = 'UTC' USE_I18N = True USE_L10N = True USE_TZ = True # Static files (CSS, JavaScript, Images) # https://docs.djangoproject.com/en/1.11/howto/static-files/ STATIC_URL = '/static/'
"""day20_test URL Configuration The `urlpatterns` list routes URLs to views. For more information please see: https://docs.djangoproject.com/en/1.11/topics/http/urls/ Examples: Function views 1. Add an import: from my_app import views 2. Add a URL to urlpatterns: url(r'^$', views.home, name='home') Class-based views 1. Add an import: from other_app.views import Home 2. Add a URL to urlpatterns: url(r'^$', Home.as_view(), name='home') Including another URLconf 1. Import the include() function: from django.conf.urls import url, include 2. Add a URL to urlpatterns: url(r'^blog/', include('blog.urls')) """ from django.conf.urls import url from django.contrib import admin from test01 import views urlpatterns = [ url(r'^admin/', admin.site.urls), url(r'^reg_form/',views.reg_form), url(r'^login/',views.login), url(r'^index/',views.index), url(r'^logout/',views.logout), # url(r'^edit_info/',views.edit_info), ]
from django.shortcuts import render,redirect # Create your views here. from django.contrib import auth def login(request): if request.method=="POST": user=request.POST.get("user") pwd=request.POST.get("pwd") print("user:",request.user) user=auth.authenticate(username=user,password=pwd) if user: # obj=redirect("/index/") # obj.set_cookie("is_login",True,max_age=5) # obj.set_cookie("user",user) # return obj auth.login(request,user) print("user2:", request.user) # request.session["user"]=user return redirect("/index/") return render(request, "login.html") def index(request): user=request.user username=user.username # user=request.session.get("user") if not user: return redirect("/login/") # if not request.COOKIES.get("is_login"): # return redirect("/login/") # user=request.COOKIES.get("user") # user=request.user # # username=user.username return render(request,"index.html",locals()) def logout(request): auth.logout(request) return redirect("/login/") from django.contrib.auth.models import User from django import forms from django.forms import widgets from django.core.exceptions import NON_FIELD_ERRORS, ValidationError class RegForm(forms.Form): user=forms.CharField(label="用户名",min_length=3,max_length=8, widget=widgets.TextInput(attrs={"class": "form-control"}), error_messages={"min_length":"输入不得少于三位","required":"不能为空","max_length":"输入不得超过8位"}) pwd=forms.CharField(label="密码",min_length=5, widget=widgets.PasswordInput(attrs={"class":"form-control"}), error_messages={"min_length":"输入不得少于三位", "required": "不能为空"} ) def clean_user(self): val=self.cleaned_data.get("user") if not val.isdigit(): return val else: raise ValidationError("用户名不能是纯数字！") def clean_pwd(self): val=self.cleaned_data.get("pwd") if not val.isdigit(): return val else: raise ValidationError("密码不能是纯数字！") def reg_form(request): if request.method=="POST": reg_form=RegForm(request.POST) if reg_form.is_valid(): user=request.POST.get("user") pwd=request.POST.get("pwd") user=User.objects.create_user(username=user,password=pwd) print(reg_form.cleaned_data) return redirect("/login/") else: return render(request, "reg_form.html", locals()) reg_form=RegForm() return render(request, "reg_form.html", locals())
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> </head> <body> <h3 style="color: blue">欢迎回来</h3> {% if user.is_authenticated %} <h3>你好 {{ username }} 新春快乐</h3> <hr> <p><a href="/logout/">注销</a></p> {% else %} <a href="/login/">登录</a> <a href="">注册</a> {% endif %} <img class="img1" src="1.jpg" alt=""> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> </head> <body> <div style="width: 500px;margin: 0 auto;margin-top: 80px;"> <h2>登录界面</h2> <p></p> <hr> <form class="form-horizontal" action="" method="post"> {% csrf_token %} <div class="form-group"> <label for="n1" class="col-sm-2 control-label">用户名</label> <div class="col-sm-10"> <input id="n1" type="text" name="user" class="form-control" placeholder="用户名"> </div> </div> <p></p> <p></p> <div class="form-group"> <label for="n2" class="col-sm-2 control-label">密码</label> <div class="col-sm-10"> <input id="n2" type="password" name="pwd" class="form-control" placeholder="密码"> </div> </div> <div class="form-group"> <div class="col-sm-offset-2 col-sm-10"> <input type="submit" class="btn btn-primary"> </div> </div> </form> </div> </body> </html>
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Title</title> <!-- 最新版本的 Bootstrap 核心 CSS 文件 --> <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous"> </head> <body> <hr> <div class="container"> <h2>注册界面</h2> <hr> <div class="row"> <div class="col-md-5"> <form action="" method="post" novalidate> {% csrf_token %} <div class="form-group"> {# <label for="">{{ reg_form.user.label }}</label>#} <label for="">请输入用户名</label> {{ reg_form.user }} <span>{{ reg_form.errors.user.0 }}</span> </div> <div class="form-group"> {# <label for="">{{ reg_form.pwd.label }}</label>#} <label for="">请输入密码</label> {{ reg_form.pwd }} <span>{{ reg_form.errors.pwd.0 }}</span> </div> <input type="submit" class="btn btn-primary"> </form> </div> </div> </div> </body> </html>
