路飞学城Python-Day117

jango用户登录界面

"""
Django settings for cnblog project.

Generated by 'django-admin startproject' using Django 2.1.2.

For more information on this file, see
https://docs.djangoproject.com/en/2.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/2.1/ref/settings/
"""

import os

# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = '618*78-lmwto37@v+-7j-(wi#glc=sm_-d63fi5nv%o6zf8#+i'

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = True

ALLOWED_HOSTS = []

# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'blog.apps.BlogConfig',
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'cnblog.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [os.path.join(BASE_DIR, 'templates')]
        ,
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
                'social_django.context_processors.backends',  # for oa auth2
                'social_django.context_processors.login_redirect',  # for oa auth2
            ],
        },
    },
]

WSGI_APPLICATION = 'cnblog.wsgi.application'

# Database
# https://docs.djangoproject.com/en/2.1/ref/settings/#databases

# DATABASES = {
#     'default': {
#         'ENGINE': 'django.db.backends.sqlite3',
#         'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
#     }
# }
DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': 'cnblog',
        'USER': 'root',
        'PASSWORD': '',
        'HOST': 'localhost',
        'PORT': '',
    }
}
AUTH_USER_MODEL = 'blog.UserInfo'
# Password validation
# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [
    {
        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]

# Internationalization
# https://docs.djangoproject.com/en/2.1/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'Asia/Shanghai'

USE_I18N = True

USE_L10N = True

USE_TZ = True

# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/2.1/howto/static-files/

STATIC_URL = '/static/'
STATICFILES_DIRS = [
    os.path.join(BASE_DIR, 'static')
]

settings.py

"""cnblog URL Configuration

The `urlpatterns` list routes URLs to views. For more information please see:
    https://docs.djangoproject.com/en/2.1/topics/http/urls/
Examples:
Function views
    1. Add an import:  from my_app import views
    2. Add a URL to urlpatterns:  path('', views.home, name='home')
Class-based views
    1. Add an import:  from other_app.views import Home
    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
Including another URLconf
    1. Import the include() function: from django.urls import include, path
    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
"""
from django.contrib import admin
from django.urls import path
from django.conf.urls import url
from blog import views
from blog.check_views import pcgetcaptcha
from blog.check_views import pcvalidate
from blog.check_views import pcajax_validate
from blog.check_views import mobileajax_validate
from blog.check_views import home
urlpatterns = [
    path('admin/', admin.site.urls),
    path('login/', views.login),
    path('get_validCode_img/', views.get_validCode_img),
    # 认证路由
    url(r'^pc-geetest/register', pcgetcaptcha, name='pcgetcaptcha'),
    url(r'^mobile-geetest/register', pcgetcaptcha, name='mobilegetcaptcha'),
    url(r'^pc-geetest/validate$', pcvalidate, name='pcvalidate'),
    url(r'^pc-geetest/ajax_validate',pcajax_validate, name='pcajax_validate'),
    url(r'^mobile-geetest/ajax_validate',mobileajax_validate, name='mobileajax_validate'),
    url(r'/*/', home, name='home'),
]

urls.py

#!coding:utf8
import sys
import random
import json
import requests
import time
from hashlib import md5

if sys.version_info >= (3,):
    xrange = range

VERSION = "3.0.0"

class GeetestLib(object):

    FN_CHALLENGE = "geetest_challenge"
    FN_VALIDATE = "geetest_validate"
    FN_SECCODE = "geetest_seccode"

    GT_STATUS_SESSION_KEY = "gt_server_status"

    API_URL = "http://api.geetest.com"
    REGISTER_HANDLER = "/register.php"
    VALIDATE_HANDLER = "/validate.php"
    JSON_FORMAT = False

    def __init__(self, captcha_id, private_key):
        self.private_key = private_key
        self.captcha_id = captcha_id
        self.sdk_version = VERSION
        self._response_str = ""

    def pre_process(self, user_id=None,new_captcha=1,JSON_FORMAT=1,client_type="web",ip_address=""):
        """
        验证初始化预处理.
        //TO DO  arrage the parameter
        """
        status, challenge = self._register(user_id,new_captcha,JSON_FORMAT,client_type,ip_address)
        self._response_str = self._make_response_format(status, challenge,new_captcha)
        return status

    def _register(self, user_id=None,new_captcha=1,JSON_FORMAT=1,client_type="web",ip_address=""):
        pri_responce = self._register_challenge(user_id,new_captcha,JSON_FORMAT,client_type,ip_address)
        if pri_responce:
            if JSON_FORMAT == 1:
                response_dic = json.loads(pri_responce)
                challenge = response_dic["challenge"]
            else:
                challenge = pri_responce
        else:
            challenge=" "
        if len(challenge) == 32:
            challenge = self._md5_encode("".join([challenge, self.private_key]))
            return 1,challenge
        else:
            return 0, self._make_fail_challenge()

    def get_response_str(self):
        return self._response_str

    def _make_fail_challenge(self):
        rnd1 = random.randint(0, 99)
        rnd2 = random.randint(0, 99)
        md5_str1 = self._md5_encode(str(rnd1))
        md5_str2 = self._md5_encode(str(rnd2))
        challenge = md5_str1 + md5_str2[0:2]
        return challenge

    def _make_response_format(self, success=1, challenge=None,new_captcha=1):
        if not challenge:
            challenge = self._make_fail_challenge()
        if new_captcha:
            string_format = json.dumps(
                {'success': success, 'gt':self.captcha_id, 'challenge': challenge,"new_captcha":True})
        else:
            string_format = json.dumps(
                {'success': success, 'gt':self.captcha_id, 'challenge': challenge,"new_captcha":False})
        return string_format

    def _register_challenge(self, user_id=None,new_captcha=1,JSON_FORMAT=1,client_type="web",ip_address=""):
        if user_id:
            register_url = "{api_url}{handler}?gt={captcha_ID}&user_id={user_id}&json_format={JSON_FORMAT}&client_type={client_type}&ip_address={ip_address}".format(
                    api_url=self.API_URL, handler=self.REGISTER_HANDLER, captcha_ID=self.captcha_id, user_id=user_id,new_captcha=new_captcha,JSON_FORMAT=JSON_FORMAT,client_type=client_type,ip_address=ip_address)
        else:
            register_url = "{api_url}{handler}?gt={captcha_ID}&json_format={JSON_FORMAT}&client_type={client_type}&ip_address={ip_address}".format(
                    api_url=self.API_URL, handler=self.REGISTER_HANDLER, captcha_ID=self.captcha_id,new_captcha=new_captcha,JSON_FORMAT=JSON_FORMAT,client_type=client_type,ip_address=ip_address)
        try:
            response = requests.get(register_url, timeout=2)
            if response.status_code == requests.codes.ok:
                res_string = response.text
            else:
                res_string = ""
        except:
            res_string = ""
        return res_string

    def success_validate(self, challenge, validate, seccode, user_id=None,gt=None,data='',userinfo='',JSON_FORMAT=1):
        """
        正常模式的二次验证方式.向geetest server 请求验证结果.
        """
        if not self._check_para(challenge, validate, seccode):
            return 0
        if not self._check_result(challenge, validate):
            return 0
        validate_url = "{api_url}{handler}".format(
            api_url=self.API_URL, handler=self.VALIDATE_HANDLER)
        query = {
            "seccode": seccode,
            "sdk": ''.join( ["python_",self.sdk_version]),
            "user_id": user_id,
            "data":data,
            "timestamp":time.time(),
            "challenge":challenge,
            "userinfo":userinfo,
            "captchaid":gt,
            "json_format":JSON_FORMAT
        }
        backinfo = self._post_values(validate_url, query)
        if JSON_FORMAT == 1:
            backinfo = json.loads(backinfo)
            backinfo = backinfo["seccode"]
        if backinfo == self._md5_encode(seccode):
            return 1
        else:
            return 0

    def _post_values(self, apiserver, data):
        response = requests.post(apiserver, data)
        return response.text

    def _check_result(self, origin, validate):
        encodeStr = self._md5_encode(self.private_key + "geetest" + origin)
        if validate == encodeStr:
            return True
        else:
            return False

    def failback_validate(self, challenge, validate, seccode):
        """
        failback模式的二次验证方式.在本地对轨迹进行简单的判断返回验证结果.
        """
        if not self._check_para(challenge, validate, seccode):
            return 0
        validate_result = self._failback_check_result(
            challenge, validate,)
        return validate_result

    def _failback_check_result(self,challenge,validate):
        encodeStr = self._md5_encode(challenge)
        if validate == encodeStr:
            return True
        else:
            return False

    def _check_para(self, challenge, validate, seccode):
        return (bool(challenge.strip()) and bool(validate.strip()) and  bool(seccode.strip()))

    def _md5_encode(self, values):
        if type(values) == str:
            values = values.encode()
        m = md5(values)
        return m.hexdigest()

geetest.py

# coding:utf-8
import json

from django.shortcuts import render
from django.http import HttpResponse
from blog.geetest import GeetestLib
from django.views.decorators.csrf import csrf_exempt

pc_geetest_id = "b46d1900d0a894591916ea94ea91bd2c"
pc_geetest_key = "36fc3fe98530eea08dfc6ce76e3d24c4"
mobile_geetest_id = "7c25da6fe21944cfe507d2f9876775a9"
mobile_geetest_key = "f5883f4ee3bd4fa8caec67941de1b903"

def home(request):
    return render(request, "index.html",)

@csrf_exempt
def pcgetcaptcha(request):
    user_id = 'test'
    gt = GeetestLib(pc_geetest_id, pc_geetest_key)
    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)

def mobilegetcaptcha(request):
    user_id = 'test'
    gt = GeetestLib(mobile_geetest_id, mobile_geetest_key)
    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)

def pcvalidate(request):
    if request.method == "POST":
        gt = GeetestLib(pc_geetest_id, pc_geetest_key)
        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:
            result = gt.success_validate(challenge, validate, seccode, user_id)
        else:
            result = gt.failback_validate(challenge, validate, seccode)
        result = "<html><body><h1>登录成功</h1></body></html>" if result else "<html><body><h1>登录失败</h1></body></html>"
        return HttpResponse(result)
    return HttpResponse("error")

@csrf_exempt
def pcajax_validate(request):
    if request.method == "POST":
        gt = GeetestLib(pc_geetest_id, pc_geetest_key)
        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:
            result = gt.success_validate(challenge, validate, seccode, user_id)
        else:
            result = gt.failback_validate(challenge, validate, seccode)
        result = {"status":"success"} if result else {"status":"fail"}
        return HttpResponse(json.dumps(result))
    return HttpResponse("error")

def mobileajax_validate(request):
    if request.method == "POST":
        gt = GeetestLib(mobile_geetest_id, mobile_geetest_key)
        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:
            result = gt.success_validate(challenge, validate, seccode, user_id)
        else:
            result = gt.failback_validate(challenge, validate, seccode)
        result = {"status":"success"} if result else {"status":"fail"}
        return HttpResponse(json.dumps(result))
    return HttpResponse("error")

check_views.py

"v0.4.6 Geetest Inc.";

(function (window) {
    "use strict";
    if (typeof window === 'undefined') {
        throw new Error('Geetest requires browser environment');
    }

var document = window.document;
var Math = window.Math;
var head = document.getElementsByTagName("head")[0];

function _Object(obj) {
    this._obj = obj;
}

_Object.prototype = {
    _each: function (process) {
        var _obj = this._obj;
        for (var k in _obj) {
            if (_obj.hasOwnProperty(k)) {
                process(k, _obj[k]);
            }
        }
        return this;
    }
};

function Config(config) {
    var self = this;
    new _Object(config)._each(function (key, value) {
        self[key] = value;
    });
}

Config.prototype = {
    api_server: 'api.geetest.com',
    protocol: 'http://',
    typePath: '/gettype.php',
    fallback_config: {
        slide: {
            static_servers: ["static.geetest.com", "dn-staticdown.qbox.me"],
            type: 'slide',
            slide: '/static/js/geetest.0.0.0.js'
        },
        fullpage: {
            static_servers: ["static.geetest.com", "dn-staticdown.qbox.me"],
            type: 'fullpage',
            fullpage: '/static/js/fullpage.0.0.0.js'
        }
    },
    _get_fallback_config: function () {
        var self = this;
        if (isString(self.type)) {
            return self.fallback_config[self.type];
        } else if (self.new_captcha) {
            return self.fallback_config.fullpage;
        } else {
            return self.fallback_config.slide;
        }
    },
    _extend: function (obj) {
        var self = this;
        new _Object(obj)._each(function (key, value) {
            self[key] = value;
        })
    }
};
var isNumber = function (value) {
    return (typeof value === 'number');
};
var isString = function (value) {
    return (typeof value === 'string');
};
var isBoolean = function (value) {
    return (typeof value === 'boolean');
};
var isObject = function (value) {
    return (typeof value === 'object' && value !== null);
};
var isFunction = function (value) {
    return (typeof value === 'function');
};

var callbacks = {};
var status = {};

var random = function () {
    return parseInt(Math.random() * 10000) + (new Date()).valueOf();
};

var loadScript = function (url, cb) {
    var script = document.createElement("script");
    script.charset = "UTF-8";
    script.async = true;

    script.onerror = function () {
        cb(true);
    };
    var loaded = false;
    script.onload = script.onreadystatechange = function () {
        if (!loaded &&
            (!script.readyState ||
            "loaded" === script.readyState ||
            "complete" === script.readyState)) {

            loaded = true;
            setTimeout(function () {
                cb(false);
            }, 0);
        }
    };
    script.src = url;
    head.appendChild(script);
};

var normalizeDomain = function (domain) {
    // special domain: uems.sysu.edu.cn/jwxt/geetest/
    // return domain.replace(/^https?:\/\/|\/.*$/g, ''); uems.sysu.edu.cn
    return domain.replace(/^https?:\/\/|\/$/g, ''); // uems.sysu.edu.cn/jwxt/geetest
};
var normalizePath = function (path) {
    path = path.replace(/\/+/g, '/');
    if (path.indexOf('/') !== 0) {
        path = '/' + path;
    }
    return path;
};
var normalizeQuery = function (query) {
    if (!query) {
        return '';
    }
    var q = '?';
    new _Object(query)._each(function (key, value) {
        if (isString(value) || isNumber(value) || isBoolean(value)) {
            q = q + encodeURIComponent(key) + '=' + encodeURIComponent(value) + '&';
        }
    });
    if (q === '?') {
        q = '';
    }
    return q.replace(/&$/, '');
};
var makeURL = function (protocol, domain, path, query) {
    domain = normalizeDomain(domain);

    var url = normalizePath(path) + normalizeQuery(query);
    if (domain) {
        url = protocol + domain + url;
    }

    return url;
};

var load = function (protocol, domains, path, query, cb) {
    var tryRequest = function (at) {

        var url = makeURL(protocol, domains[at], path, query);
        loadScript(url, function (err) {
            if (err) {
                if (at >= domains.length - 1) {
                    cb(true);
                } else {
                    tryRequest(at + 1);
                }
            } else {
                cb(false);
            }
        });
    };
    tryRequest(0);
};

var jsonp = function (domains, path, config, callback) {
    if (isObject(config.getLib)) {
        config._extend(config.getLib);
        callback(config);
        return;
    }
    if (config.offline) {
        callback(config._get_fallback_config());
        return;
    }

    var cb = "geetest_" + random();
    window[cb] = function (data) {
        if (data.status == 'success') {
            callback(data.data);
        } else if (!data.status) {
            callback(data);
        } else {
            callback(config._get_fallback_config());
        }
        window[cb] = undefined;
        try {
            delete window[cb];
        } catch (e) {
        }
    };
    load(config.protocol, domains, path, {
        gt: config.gt,
        callback: cb
    }, function (err) {
        if (err) {
            callback(config._get_fallback_config());
        }
    });
};

var throwError = function (errorType, config) {
    var errors = {
        networkError: '网络错误',
        gtTypeError: 'gt字段不是字符串类型'
    };
    if (typeof config.onError === 'function') {
        config.onError(errors[errorType]);
    } else {
        throw new Error(errors[errorType]);
    }
};

var detect = function () {
    return window.Geetest || document.getElementById("gt_lib");
};

if (detect()) {
    status.slide = "loaded";
}

window.initGeetest = function (userConfig, callback) {

    var config = new Config(userConfig);

    if (userConfig.https) {
        config.protocol = 'https://';
    } else if (!userConfig.protocol) {
        config.protocol = window.location.protocol + '//';
    }

    // for KFC
    if (userConfig.gt === '050cffef4ae57b5d5e529fea9540b0d1' ||
        userConfig.gt === '3bd38408ae4af923ed36e13819b14d42') {
        config.apiserver = 'yumchina.geetest.com/'; // for old js
        config.api_server = 'yumchina.geetest.com';
    }

    if (isObject(userConfig.getType)) {
        config._extend(userConfig.getType);
    }
    jsonp([config.api_server || config.apiserver], config.typePath, config, function (newConfig) {
        var type = newConfig.type;
        var init = function () {
            config._extend(newConfig);
            callback(new window.Geetest(config));
        };

        callbacks[type] = callbacks[type] || [];
        var s = status[type] || 'init';
        if (s === 'init') {
            status[type] = 'loading';

            callbacks[type].push(init);

            load(config.protocol, newConfig.static_servers || newConfig.domains, newConfig[type] || newConfig.path, null, function (err) {
                if (err) {
                    status[type] = 'fail';
                    throwError('networkError', config);
                } else {
                    status[type] = 'loaded';
                    var cbs = callbacks[type];
                    for (var i = 0, len = cbs.length; i < len; i = i + 1) {
                        var cb = cbs[i];
                        if (isFunction(cb)) {
                            cb();
                        }
                    }
                    callbacks[type] = [];
                }
            });
        } else if (s === "loaded") {
            init();
        } else if (s === "fail") {
            throwError('networkError', config);
        } else if (s === "loading") {
            callbacks[type].push(init);
        }
    });

};

})(window);

gt.js

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录界面</title>
    <link rel="shortcut icon" href=" /static/imgs/login.ico"/>
    <link rel="stylesheet" href="/static/blog/bs/dist/css/bootstrap.min.css">
    <link rel="stylesheet" href="/static/blog/fa/web-fonts-with-css/css/fontawesome-all.min.css">
</head>
<body>
{#    <h3>登录界面</h3>#}
<div class="container" style="background-color: #eeeeee">
    <div class="row">
        <div class="col-md-6 col-lg-offset-3">
            <div class="form-group col-lg-offset-4">
                <i class="fas fa-user-circle fa-10x"></i>
                <p>sign in with your account</p>
            </div>
            <form>
                {% csrf_token %}
                <div class="form-group">
                    <label for="users"><i class="fas fa-user"></i>用户名</label>
                    <input type="text" id="users" class="form-control">
                </div>
                <div class="form-group">
                    <label for="pwd"><i class="fas fa-key"></i>密码</label>
                    <input type="password" id="pwd" class="form-control">
                </div>
{#                验证码功能#}
{#                <div class="form-group">#}
{#                    <label for="pwd"><i class="fas fa-check-circle"></i>验证码</label>#}
{#                    <div class="row">#}
{#                        <div class="col-md-6">#}
{#                            <input type="text" class="form-control" id="valid_code"/>#}
{#                        </div>#}
{#                        <div class="col-md-6">#}
{#                            <img id="code_img" width="260" height="32" src="/get_validCode_img/">#}
{#                        </div>#}
{#                    </div>#}
{#                </div>#}
                <button   id="popup-submit" type="button" class="btn btn-info login_btn col-lg-3"><i
                        class="fa fa-sign-in-alt col-lg-pull-1"></i>登录
                </button>
                <div id="popup-captcha"></div>
                <span class="error pull-right form-group"></span>
{#                                    <input type="button" class="btn btn-info login_btn col-lg-3 pull-right" value="sign in">#}

            </form>
        </div>
    </div>
</div>
</body>
<script src="/static/JS/jquery-3.3.1.min.js"></script>
<script>
    {#刷新验证码#}
     $('#code_img').click(function () {
       $(this)[0].src+="?";
    });

</script>
<script src="/static/gt/gt.js"></script>
<script>
    var handlerPopup = function (captchaObj) {
        // 成功的回调
        captchaObj.onSuccess(function () {
            var validate = captchaObj.getValidate();
            $.ajax({
                url: "/pc-geetest/ajax_validate", // 进行二次验证
                type: "post",
                dataType: "json",
                data: {
                    username: $('#users').val(),
                    password: $('#pwd').val(),
                    geetest_challenge: validate.geetest_challenge,
                    geetest_validate: validate.geetest_validate,
                    geetest_seccode: validate.geetest_seccode,
                    csrfmiddlewaretoken:$("[name='csrfmiddlewaretoken']").val(),
                },
                success: function (data) {
                    if (data && (data.status === "success")) {
                        location.href = '/index/';
                    } else {
                        location.href = '/login/';
                    }
                }
            });
        });
        $("#popup-submit").click(function () {
             $.ajax({
            url:"",
            type:'post',
            data:{
                user:$('#users').val(),
                pwd: $('#pwd').val(),
                valid_code: $('#valid_code').val(),
                csrfmiddlewaretoken:$("[name='csrfmiddlewaretoken']").val(),

            },
            success:function (data) {
              if (data.user){
                  if(location.search){
                        location.href = location.search.slice(6)
                  }else {
                       captchaObj.show();
                  }
              }else{
                  $('.error').text(data.msg).css({'color':'red'});
                  setTimeout(function () {
                        $('.error').text('');
                  }, 1000);
              }
            }
        });

        });
        // 将验证码加到id为captcha的元素里
        captchaObj.appendTo("#popup-captcha");
        // 更多接口参考：http://www.geetest.com/install/sections/idx-client-sdk.html
    };
    // 验证开始需要向网站主后台获取id，challenge，success（是否启用failback）
    $.ajax({
        url: "/pc-geetest/register?t=" + (new Date()).getTime(), // 加随机数防止缓存
        type: "get",
        dataType: "json",
         csrfmiddlewaretoken:$("[name='csrfmiddlewaretoken']").val(),
        success: function (data) {
            // 使用initGeetest接口
            // 参数1：配置参数
            // 参数2：回调，回调的第一个参数验证码对象，之后可以使用它做appendTo之类的事件
            initGeetest({
                gt: data.gt,
                challenge: data.challenge,
                product: "popup", // 产品形式，包括：float，embed，popup。注意只对PC版验证码有效
                offline: !data.success // 表示用户后台检测极验服务器是否宕机，一般不需要关注
                // 更多配置参数请参见：http://www.geetest.com/install/sections/idx-client-sdk.html#config
            }, handlerPopup);
        }
    });
</script>
</html>

login.html