django簡單用戶登錄驗證css
django簡單用戶登錄驗證html
一.django簡單用戶登錄驗證 前端頁面: <div class="container col-lg-6 col-lg-offset-4"> <br><br><br><br><br> <form class="form-signin col-sm-4 col-lg-offset-2" action="{% url 'login' %}" role="form" method="post"> {% csrf_token %} <h2 class="form-signin-heading">Please sign in</h2> <input type="text" class="form-control" name="username" placeholder="Username" required="" autofocus=""> <input type="password" class="form-control" name="password" placeholder="Password" required=""> <div class="checkbox"> <label> <input type="checkbox" value="remember-me"> Remember me </label> </div> <button class="btn btn-lg btn-primary btn-block" type="submit">Sign in</button> </form> 後端驗證 from django.shortcuts import render,HttpResponseRedirect from django.contrib.auth import authenticate,login,logout from django.contrib.auth.decorators import login_required def acc_login(request): if request.method == 'POST': print request.method username = request.POST.get('username') passwd = request.POST.get('password') user = authenticate(username=username,password=passwd) print 'username:%s \n passwd:%s \n user:%s' %(username,passwd,user) if user is not None:#pass authtencation login(request,user) return HttpResponseRedirect('/') else: return render(request,'login.html',{ 'login_err':"Wrong username or password!" }) else: return render(request,'login.html')
from django.contrib.auth import authenticateuser = authenticate(username='john', password='secret')if user is not None: # the password verified for the user if user.is_active: print("User is valid, active and authenticated") else: print("The password is valid, but the account has been disabled!")else: # the authentication system was unable to verify the username and password print("The username and password were incorrect.") 來源:http://python.usyiyi.cn/django/intro/tutorial02.html
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{% if request.user.is_authenticated %} <ul class="nav navbar-nav navbar-right"> <li class="dropdown-toggle" data-toggle="dropdown"> <a href="{% url 'login' %}"> {{ request.user.userprofile.name }} <span class="caret"></span> </a> </li> <ul class="dropdown-menu" role="menu"> <li><a href="{% url 'logout' %}">Logout</a></li> </ul> </ul> {% else %} <ul class="nav navbar-nav navbar-right"> <li><a href="{% url 'login' %}">Login</a></li> </ul> {% endif %}
<!-- Collect the nav links, forms, and other content for toggling --> <div class="collapse navbar-collapse dropdown" id="bs-example-navbar-collapse-1"> {% if request.user.is_authenticated %} <ul class="nav navbar-nav navbar-right"> <li class="dropdown-toggle" data-toggle="dropdown"> <a href="{% url 'login' %}"> {{ request.user.userprofile.name }} <span class="caret"></span> </a> </li> <ul class="dropdown-menu" role="menu"> <li><a href="{% url 'logout' %}">Logout</a></li> </ul> </ul> {% else %} <ul class="nav navbar-nav navbar-right"> <li><a href="{% url 'login' %}">Login</a></li> {% endif %} </ul> </div> <!-- /.navbar-collapse -->