zoukankan      html  css  js  c++  java
  • 扫描登录

    indexController.class.php
    
    public function scanLogin(){
            $key = I('key','');
            $name = I('name','xiaosu');
            $res = M('scan')->where("keyword = '{$key}'")->find();
            $agent =  $_SERVER ['HTTP_USER_AGENT'];
            $iphone = (stripos ( $agent, 'iphone' )) ? true : false;
        $Android = (stripos ( $agent, 'Android' )) ? true : false;
    '.$res['keyword'];exit;
            if($res && $key == $res['keyword'] && ($iphone || $Android)){
                $map['id'] = $res['id'];
                $map['name'] = $name;
                $dr = M('scan')->save($map);
               if(!empty($dr)){
                   echo '执行成功';exit;
               }
            }
            $resAgain = M('scan')->where("keyword = '{$key}'")->find();
            if(!empty($resAgain) && !empty($resAgain['name'])){
            $this->ajaxReturn(['msg'=>$resAgain['name'],'state'=>1,'url'=>"http://www.xxxx.cn/index.php/stage/index/sucessLogin?key={$key}"],'json');
                $this->assign('name',$resAgain['name']);
                $this->display('sucess');
            }
            $this->ajaxReturn(['msg'=>'登陆失败','state'=>0],'json');
        }
    
        public function sucessLogin(){
            $key = I('key','');
            $res = M('scan')->where("keyword = '{$key}'")->find();
            $this->assign('name',$res['name']);
            $this->display('success');
        }
    scan.html
    
    <!DOCTYPE html>
    <html>
    <head lang="en">
        <meta charset="UTF-8">
        <title></title>
    </head>
    <script type="text/javascript" src="http://<?php echo $_SERVER['SERVER_NAME'].'__ROOT__' ?>/Public/js/jquery.js"></script>
    <body>
        <img src="http://qr.liantu.com/api.php?text={$url}" width="300px"/>
        <input hidden="hidden" type="text" name="randnumber" id="randnumber"value="{$key}"/>
    </body>
    <script>
        $(function(){
    //    xmlHttpRequest.onreadystatechange = function(){
    //        if(xmlHttpRequest.status == 200 && xmlHttpRequest.readyState ==4){
    //            result = xmlHttp.responseText;
    //            if(result==true){//username不为空则跳转页面
    //                window.location.href='welcome.php';
    //            }
    //        }
    //    };
    
        function polling(){
            //执行轮询操作
    //        var xmlHttpRequest;
    //        if(window.XMLHttpRequest){
    //            xmlHttpRequest = new XMLHttpRequest();
    //        }
    //        else{
    //            xmlHttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
    //        }
    //        randnumber = document.getElementById('randnumber').value;
    //        xmlHttpRequest.open("GET","scanLogin?key="+ randnumber,true);
    //        xmlHttpRequest.send();
            $.ajax({
                url:"<?php echo $url ?>",
                type:"GET",
                data:{},
                dataType:'json',
                success:function($data){
                    if($data == null || $data.state == 0){
                        var msg = $data.msg;
                        setInterval(polling(),1000);
                    }else if($data.state == 1){
                        window.location.href=$data.url;
                    }
                }
            })
        }
        setInterval(polling(),1000);
        })
    </script>
    </html>
  • 相关阅读:
    IDEA常用快捷键整理(Mac OS X版本)
    转发与重定向的区别
    关于Navicat远程连接远程服务器的mysql 报错问题
    关于mac 系统如何通过终端 连接linux服务器 并传文件!
    Java中String和byte[]间的转换浅析
    选择排序Java版
    插入排序Java版
    JS知识点
    Excel 函数
    垂直滚动公告板
  • 原文地址:https://www.cnblogs.com/suxiaolong/p/5857733.html
Copyright © 2011-2022 走看看