django-auth组件的注册登录

error_msg = {
    ‘username‘: {‘required‘: ‘用户名不能为空‘, ‘max_length‘: ‘最大20‘,‘min_length‘: ‘至少6‘},
    ‘password‘: {‘required‘: ‘用户名密码不能为空‘, ‘max_length‘: ‘最大20‘,‘min_length‘: ‘至少6‘},
}

from django.contrib.auth.models import User

class AuthRegisterForm(forms.Form):
    username = forms.CharField(label=‘用户名‘, min_length=6, max_length=20, required=True, error_messages=error_msg[‘username‘])
    password = forms.CharField(label=‘密码‘, min_length=6, max_length=20, required=True, error_messages=error_msg[‘password‘])

    def clean_username(self):
        username = self.cleaned_data["username"]
        users = User.objects.filter(username=username)
        print username
        print ‘qeqwe‘
        if users:
            raise forms.ValidationError("用户名已经存在")
        return username

    def post(self, request):
        forms = AuthRegisterForm(request.POST, request.FILES)
        print forms.errors
        if forms.is_valid():
            user = User.objects.create_user(**forms.clean()) # 使用的不是普通的create。  修改密码：set_password  都是自动加密 sha2
　　　　　　　 user.set_password(‘newpassword‘)
            return HttpResponse(‘welcome haha...‘)
        return render(request, ‘register.html‘, locals())

class AuthLogin(View):
    """ 通过auth登录 """
    def get(self, request):
        return render(request, ‘login11.html‘)

    def post(self, request):
        username = request.POST.get("username")
        password = request.POST.get("password")
        print request.user
        # 使用auth组件的authenticate验证登录,成功返回一个用户
        user = authenticate(username=username, password=password)
        if user:
            # 这个就是使用auth组件的登录]
            if user.is_active: # 判断用户是否被激活
                login(request, user)
                # 如果调用login方法以后，
                # request对象就会激活user属性，这个属性不管登录或者未登录都是存在
                print request.user
                return HttpResponse("ok")
            else:
                message = "用户不存在"
                return render(request, ‘login11.html‘, locals())
        else:
            message = u"用户或密码出错"
            print message
        return render(request, ‘login11.html‘, locals())

<a href="{% url ‘work_include:auth_logout‘ %}">注销</a>

class LoginOut(View):
    """ 登出 """
    def get(self, request):
        logout(request) # 会清除 cookie,seesion
        return HttpResponse("注销成功")

class OtherPageAuth(LoginRequiredMixin, View):
    """
        用户是否已经验证
        from django.contrib.auth.mixins import LoginRequiredMixin
        指定局部的跳转url: login_url = "/work/auth_login"
        全局： settings中 LOGIN_URL = ‘/work/auth_login‘
    """
    login_url = "/work/auth_login" # 没登录跳转到登陆界面,登录则正常执行
    def get(self, request):
        print request.user
        return render(request, ‘logok.html‘, locals())

        ‘‘‘
        request.user.username # 用户名
        request.user.email #邮箱
        request.user.groups #多对多的组
        request.user.user_permissions # 多对多的用户权限
        request.user.is_staff # 是否是admin的管理员
        request.user.is_active # 是否激活,判断该用户是否可用
        request.user.is_superuser #是否是超级用户
        request.user.last_login # 上次登录时间
        request.user.is_authenticated # 是否验证通过
        request.user.is_anonymous # 是否是匿名用户
        request.user.set_password # 设置密码,传入原生密码
        request.user.check_password # 检查密码
        request.user.has_perm #判断用户是否拥有某个权限
        request.user.has_perms([perms,]) # 判断用户是否有权限列表中的某个权限
        ‘‘‘