django視圖函數中 應用裝飾器

from django.shortcuts import render, redirect, HttpResponse
from .forms import LoginForm, RegistrationForm
from django.contrib.auth import authenticate, login, logout
from django.contrib.auth.models import User
from django import forms
from .models import UserInfo


# 不帶參數的裝飾器
def outer(func):
    def inner(request, *args, **kwargs):
        if request.user.is_authenticated:
            return func(request, *args, **kwargs)
        else:
            return redirect('/account/login/')
    return inner


# 單參數的裝飾器
def outer_args(arg):
    def outers(func):
        def inner(request, *args, **kwargs):
            if request.user.is_authenticated:
                return func(request, *args, **kwargs)
            else:
                print(arg)
                return redirect(arg)
        return inner
    return outers


def user_login(request):
    if request.method == 'GET':
        form_obj = LoginForm()
        return render(request, 'account/login.html', {'form': form_obj})

    if request.method == 'POST':
        form_obj = LoginForm(request.POST)
        if form_obj.is_valid():
            user = authenticate(username=form_obj.cleaned_data['username'], password=form_obj.cleaned_data['password'])
            if user:
                login(request, user)
                return redirect('/')
            else:
                return HttpResponse('username or password is not right !')
        else:

            return render(request, 'account/login.html', {'form': form_obj})


def user_logout(request):
    logout(request)
    return redirect('/')


def register(request):
    if request.method == 'GET':
        register_form = RegistrationForm()
        return render(request, 'account/register.html', {'form':register_form, 'user': None})

    if request.method == 'POST':
        register_form = RegistrationForm(request.POST)
        if register_form.is_valid():
            new_user = register_form.save(commit=False)
            new_user.set_password(register_form.cleaned_data['password'])
            new_user.save()
            return redirect('/')
        else:
            return render(request, 'account/register.html', {'form': register_form, 'user': None})


@outer_args('/account/login/')
def personal_data(request):
    return HttpResponse('OK')