這篇文章主要介紹了Django教程之Django用戶註冊與登入方法的相關資料,需要的朋友可以參考下
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學習django學得超級吃力,最近弄個最簡單的用戶登入與註冊介面都是那麼難,目前算是基本實現了,雖然功能特別特別簡單但是做一個記錄,以後學習深入了再來補充:
先建立專案,到專案所在目錄:django-admin startproject demo0414_userauth
進入專案:cd demo0414_userauth
建立對應的app:django-admin startapp account
整個專案的結構圖如圖所示
├──account
│ ├── admin.py
│ ├── admin.pyc
│ ├── apps.py
│ ├── init.py
│ ├── init.pyc
│ ├── migrations
│ │ ├ │ ├ ── 0001_initial.py
│ │ ├── 0001_initial.pyc
│ │ ├── init.py
│ │ └── init.pyc
│ ├── smodp. #│ ├── models.pyc
│ ├── tests.py
│ ├── urls.py
│ ├── urls.pyc
│ ├── views.py
│ └── views.pyc
├── demo0414_userauth
│ ├── init.py
│ ├── init.pyc
│ ├── settings.py ##│
│# ── settings.pyc
│ ├── urls.py
│ ├── urls.pyc
│ ├── wsgi.py
│ └── wsgi.pyc
├─ ─ manage.py
└── templates
├── register.html
├── success.html
└── userlogin.html
建立一個templates資料夾,可以放在專案的根目錄下也可以放在app的目錄下。一般情況下提倡放在app的目錄下。如果放下項目的根目錄下需要在setting檔案中TEMPLATES中設定'DIRS': [os.path.join(BASE_DIR,'templates')],否則不能使用範本。
另外因為這個項目有頁面跳躍的問題,為了安全地防止csrf攻擊,一把模板中都有了相關的設定。目前我還不會用這個東西,據說在form表單中加上標籤{% csrf_token %}就可以實現了,但我沒有成功。所以先不考慮這個問題,把seeting中的這個中間件'django.middleware.csrf.CsrfViewMiddleware',註解掉
#然後在model中建立相應的資料庫:在
class User(models.Model): username = models.CharField(max_length=50) password = models.CharField(max_length=50) email = models.EmailField()
#coding=utf-8 from django.shortcuts import render,render_to_response from django import forms from django.http import HttpResponse,HttpResponseRedirect from django.template import RequestContext from django.contrib import auth from models import User import pdb def login(request): if request.method == "POST": uf = UserFormLogin(request.POST) if uf.is_valid(): #获取表单信息 username = uf.cleaned_data['username'] password = uf.cleaned_data['password'] userResult = User.objects.filter(username=username,password=password) #pdb.set_trace() if (len(userResult)>0): return render_to_response('success.html',{'operation':"登录"}) else: return HttpResponse("该用户不存在") else: uf = UserFormLogin() return render_to_response("userlogin.html",{'uf':uf}) def register(request): curtime=time.strftime("%Y-%m-%d %H:%M:%S",time.localtime()); if request.method == "POST": uf = UserForm(request.POST) if uf.is_valid(): #获取表单信息 username = uf.cleaned_data['username'] #pdb.set_trace() #try: filterResult = User.objects.filter(username = username) if len(filterResult)>0: return render_to_response('register.html',{"errors":"用户名已存在"}) else: password1 = uf.cleaned_data['password1'] password2 = uf.cleaned_data['password2'] errors = [] if (password2 != password1): errors.append("两次输入的密码不一致!") return render_to_response('register.html',{'errors':errors}) #return HttpResponse('两次输入的密码不一致!,请重新输入密码') password = password2 email = uf.cleaned_data['email'] #将表单写入数据库 user = User.objects.create(username=username,password=password1) #user = User(username=username,password=password,email=email) user.save() pdb.set_trace() #返回注册成功页面 return render_to_response('success.html',{'username':username,'operation':"注册"}) else: uf = UserForm() return render_to_response('register.html',{'uf':uf}) class UserForm(forms.Form): username = forms.CharField(label='用户名',max_length=100) password1 = forms.CharField(label='密码',widget=forms.PasswordInput()) password2 = forms.CharField(label='确认密码',widget=forms.PasswordInput()) email = forms.EmailField(label='电子邮件') class UserFormLogin(forms.Form): username = forms.CharField(label='用户名',max_length=100) password = forms.CharField(label='密码',widget=forms.PasswordInput())
Register.html
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>用户注册</title> </head> <style type="text/css"> body{color:#efd;background:#453;padding:0 5em;margin:0} h1{padding:2em 1em;background:#675} h2{color:#bf8;border-top:1px dotted #fff;margin-top:2em} p{margin:1em 0} </style> <body> <h1>注册页面:</h1> <form method = 'post' enctype="multipart/form-data"> {{uf.as_p}} {{errors}} </br> <input type="submit" value = "ok" /> </form> </body> </html>
Userlogin.html
#
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title>用户注册</title> </head> <style type="text/css"> body{color:#efd;background:#453;padding:0 5em;margin:0} h1{padding:2em 1em;background:#675} h2{color:#bf8;border-top:1px dotted #fff;margin-top:2em} p{margin:1em 0} </style> <body> <h1>登录页面:</h1> <form method = 'post' enctype="multipart/form-data"> {{uf.as_p}} <input type="submit" value = "ok" /> </form> </body> </html>
#
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <title></title> </head> <body> <form method = 'post'> <h1>恭喜,{{operation}}成功!</h1> </form> </body> </html>
更新資料庫:
##執行伺服器:
註冊頁面:
如果註冊的用戶沒有註冊過,則能註冊成功點擊OK進入success介面
登錄頁面:
點擊OK就能進入到success頁面
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