cookie

 

from django.shortcuts import render, HttpResponse, redirect# 此装饰器的作用就是讲所有没有cookie验证的页面都需要验证后方可跳转def login_required(fun):    def inner(request, *args, **kwargs):        if not request.COOKIES.get('is_login') == '1':            next = request.path_info            print('next', next)            return redirect('/login/?next={}'.format(next))  # 如果没有cookie，就需要跳转登录页面，但是将此页面的路径拼接到url上        ret = fun(request, *args, **kwargs)        return ret    return innerdef login(request):    if request.method == 'POST':        print(request.get_full_path())        user = request.POST.get('user')        pwd = request.POST.get('pwd')        if user == '1' and pwd == '1':            next = request.GET.get('next')            if next:                ret = redirect(next)            else:                ret = redirect('/index/')            ret.set_cookie('is_login', '1', max_age=5)  # 设置cookie {"is_login": '1'} 存储方式为键值对， max_age = 设置过期时间            return ret    return render(request, 'login.html')@login_requireddef index(request):    return render(request, 'index.html')@login_requireddef logout(request):    ret = redirect('/login/')    ret.delete_cookie('is_login')  # 删除cookie    return ret@login_requireddef home(request):    return HttpResponse('这是home页面')

 

 

 

sesson

 

from django.shortcuts import render, HttpResponse, redirect# 此装饰器的作用就是讲所有没有session验证的页面都需要验证后方可跳转def login_required(fn):    def inner(request, *args, **kwargs):        if not request.session.get('is_login') == '1':            next = request.path_info            return redirect('/login/?next={}'.format(next))        ret = fn(request, *args, **kwargs)        return ret    return innerdef login(request):    if request.method == 'POST':        user = request.POST.get('user')        pwd = request.POST.get('pwd')        if user == '1' and pwd == '1':            next = request.GET.get('next')            if next:                ret = redirect(next)            else:                ret = redirect('/index/')            request.session['is_login'] = '1'  # 设置session            request.session.set_expiry(5)  # 设置超时间            return ret    return render(request, 'login.html')@login_requireddef home(request):    return HttpResponse('这是home页面')@login_requireddef index(request):    print(request.session.session_key)  # 获取django_session表中的键    print(request.session.exists('vlqc57dhhm9jiy12c70zyii6bnit6xcv'))    return render(request, 'index.html')def logout(request):    # request.session.delete()    request.session.flush()  # 删除该用户的所有数据，删除cookie    ret = redirect('/login/')    return ret