django简单用户登陆验证

django简单用户登陆验证

一.django简单用户登陆验证  前端页面：    
     
              
      
      
      
      
      
      
      
        {% csrf_token %}        
       
        Please sign in        
        
                 
         
                  
          
                     
                       
            
              Remember me          
                            
           
            Sign in          后端验证    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.")        来源：http://python.usyiyi.cn/django/intro/tutorial02.html

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  {% if  request.user.is_authenticated  %}
     
          
      
               
       
                    {
    { request.user.userprofile.name }}            
        
                         
         
                
          
           
            Logout
           
      {% else %}
          
             
           
            
             Login
            
  {% endif %}
          
         
        
       
      
     

     
     
               {% if  request.user.is_authenticated  %}        
      
                   
       
                        
        
                             {
    { request.user.userprofile.name }}                    
         
                                                  
          
                         
           
            
             Logout
            
                          {% else %}         
           
                      
            
             
              Login
             
            {% endif %}