极验 Django Example

from user import views
from django.urls import path

app_name = 'user'

urlpatterns = [
    path('register/', views.RegisterView.as_view(), name='register'),
    path('login/', views.LoginView.as_view(), name='login'),
    path('logout/', views.LogoutView.as_view(), name='logout'),
    path('pc-gt/', views.GtValidateView.as_view(), name='gt-validate'),
    path(r'active/<uidb64>/<token>/', views.ActiveView.as_view(), name='active'),
]

from django.conf import settings
from django.shortcuts import render
from django.contrib import messages
from django.http import HttpResponse
from django.urls import reverse_lazy
from django.contrib.auth.models import User
from django.contrib.auth import login, logout
from django.utils.http import urlsafe_base64_decode
from django.contrib.auth.tokens import default_token_generator
from django.http import HttpResponseRedirect, HttpResponseBadRequest
from django.views.generic import FormView, View, TemplateView, CreateView

from geetest import GeetestLib # https://github.com/GeeTeam/gt-python-sdk
from user.forms import UserRegisterForm, UserLoginForm


class GeeTestMixin(object):
    gid = settings.GEETEST_ID # 极验ID
    gkey = settings.GEETEST_KEY # 极验 Key

    def check_request(self, request): # 检查验证是否通过
        gt = GeetestLib(self.gid, self.gkey)
        challenge = request.POST.get(gt.FN_CHALLENGE, '')
        validate = request.POST.get(gt.FN_VALIDATE, '')
        seccode = request.POST.get(gt.FN_SECCODE, '')
        status = request.session[gt.GT_STATUS_SESSION_KEY]
        user_id = request.session["user_id"]
        if status:
            return gt.success_validate(challenge, validate, seccode, user_id)
        return gt.failback_validate(challenge, validate, seccode)


class RegisterView(CreateView, GeeTestMixin):
    template_name = 'login_and_register.html'
    form_class = UserRegisterForm
    success_url = reverse_lazy('user:login')

    def get_context_data(self, **kwargs):
        context = super().get_context_data(**kwargs)
        context.update({
            'form_title': '注册'
        })
        return context

    def form_valid(self, form):
        super().form_valid(form)
        messages.add_message(self.request, messages.INFO, '激活邮件已发出，请检查您的邮箱')
        return HttpResponseRedirect(self.get_success_url())

    def post(self, request, *args, **kwargs):
        if not self.check_request(request):
            messages.add_message(request, messages.ERROR, '验证失败')
            return HttpResponseRedirect(reverse_lazy('user:register'))
        return super().post(request, *args, **kwargs)


class GtValidateView(View, GeeTestMixin):

    def get(self, request):
        user_id = 'test'
        gt = GeetestLib(self.gid, self.gkey)
        status = gt.pre_process(user_id)
        request.session[gt.GT_STATUS_SESSION_KEY] = status
        request.session["user_id"] = user_id
        response_str = gt.get_response_str()
        return HttpResponse(response_str)

$.ajax({
    url: "{% url 'user:gt-validate' %}",
    type: "get",
    dataType: "json",
    success: function (data) {
        //请检测data的数据结构， 保证data.gt, data.challenge, data.success有值
        initGeetest({
                // 以下配置参数来自服务端 SDK
                gt: data.gt,
                challenge: data.challenge,
                offline: !data.success,
                new_captcha: true,
            }, function (captchaObj) {
                captchaObj.appendTo('#captchaBox')

                captchaObj.onReady(function () {
                }).onSuccess(function () {
                    $('button[type=submit]').removeAttr('disabled')
                }).onError(function () {
                })
            }
        )
    }
})