微信开发之永久二维码2
白羽 2019-01-08 来源 :网络 阅读 610 评论 0

摘要:本文将带你了解微信开发37----永久二维码2,希望本文对大家学微信有所帮助。

    本文将带你了解微信开发37----永久二维码2,希望本文对大家学微信有所帮助。


 

我们刚才已经生成永久的二维码了,现在我们开始让二维码如何知道是从哪里扫描进来的了,这一般都用在于让开发者们更加了解流量来源。

首先我们来设计一张表用来记录流量的来源,表如下所示:

我们还是老方法,看下手册

 

 

 

 

然后开始修改index.php文件,

 

checkSignature()){            echo $echoStr;            exit;        }      }    public function   responseMsg()    {        //get post data, May be due to the   different environments        $postStr   = $GLOBALS["HTTP_RAW_POST_DATA"];                  //extract post data        if (!empty($postStr)){                /*   libxml_disable_entity_loader is to prevent XML eXternal Entity   Injection,                   the best   way is to check the validity of xml by yourself */                // 使用simplexml技术对xml进行解析                 //   libxml_disable_entity_loader(true), 是从安全性考虑,为了防止xml外部注入,                //只对xml内部实体内容进行解析                  libxml_disable_entity_loader(true);                //加载 postStr 字符串                $postObj =   simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA);                $fromUsername =   $postObj->FromUserName;                  $toUsername = $postObj->ToUserName;                $keyword =   trim($postObj->Content);                  $time = time();                  global $tmp_arr;                                  //当用户公众号有互动时,我们将会动hd_time字段更新                $connect = mysql_connect('localhost','root','root')   or die('数据库链接失败');                  mysql_select_db('wxdb',$connect);                mysql_query('set names   utf8');                $sql =   "update qf_users set hd_time='{$time}' where   openid='{$fromUsername}'";                  mysql_query($sql, $connect);                                  //根据接收到的消息类型,来进行分支处理(switch)                  switch($postObj->MsgType)                {                    case 'event':                          if($postObj->Event == 'subscribe')                        {                                                          $contentStr = "欢迎关注leigood微信测试号噢";                            $resultStr =   sprintf($tmp_arr['text'], $fromUsername, $toUsername, $time,   $contentStr);                              echo $resultStr;                               //当用户订阅时,根据用户的扫描情况来保存该用户                              $connect = mysql_connect('localhost','root','root') or   die('连接数据库失败');                              mysql_select_db('wxdb',$connect);                            mysql_query('set   names utf8');                              //这里的EventKey是手册上告诉我们的,EventKey事件KEY值,qrscene_为前缀,后面为二维码的参数值                              //EventKey也就是我们的场景值                            $EventKey =   $postObj->EventKey;                            $sql =   "insert into qrcode_users (id,openid,scene_id) values(NULL,'{$fromUsername}','{$EventKey}')";                              mysql_query($sql);                                                      }                                                  break;                    case   'text': //回复文本模块                          //这里开始测试客服消息接口了                          if(!empty($keyword)){                           //将用户提交的内容入库                           $connect =   mysql_connect('localhost','root','root') or die('连接数据库失败');                             mysql_select_db('wxdb',$connect);                           mysql_query('set   names utf8');                             $sql = "insert into zx_info (id,openid,zx_info)   values(NULL,'{$fromUsername}','{$keyword}')";                             mysql_query($sql);                                                        $contentStr = '您的咨询消息我们已经收到,稍后将会有我们的客服代表进行回复';                           $resultStr =   sprintf($tmp_arr['text'], $fromUsername, $toUsername, $time, $contentStr);                           echo   $resultStr;                          }else{                              $contentStr = '您输入的格式有误';                            $resultStr =   sprintf($tmp_arr['text'], $fromUsername, $toUsername, $time,   $contentStr);                              echo $resultStr;                          }                          break;                    case   'image': //处理用户上传图片                          $media_id = $postObj -> MediaId; //获取到用户上传的图片的mediaid                        $resultStr =   sprintf($tmp_arr['image'], $fromUsername, $toUsername, $time, $media_id);                        echo $resultStr;                                                  //将图片保存到本地服务器的文件系统                        //1.先给图片创建一个名字                        $image_file_name =   time().'.jpg';                          //2.获取该图片的内容                          $image_file = file_get_contents($postObj->PicUrl);                        //3.保存到本地服务器的文件系统                          //提醒:一定要保证您创建的文件夹是www用户可读可写,否则无法保存该图片到文件夹下                          file_put_contents("./uploadimage/".$image_file_name,$image_file);                                                  //将图片的路径和相关信息入库                          //1.创建一张表                          //2.链接mysql数据库,并且添加图片信息                        $connect =   mysql_connect('localhost','root','root');                          mysql_select_db('wxdb',$connect);                        mysql_query('set   names utf8');                          $media_path = "./uploadimage/".$image_file_name; //路径                        $sql = "insert   into keep_image_uploads (id,openid,media_id,media_path)   values(NULL,'{$fromUsername}','{$media_id}','{$media_path}')";                          mysql_query($sql,$connect);                        break;                    case 'voice':   //处理用户上传语言的业务逻辑                          $media_id = $postObj -> MediaId; //获取media_id的id号                        $resultStr =   sprintf($tmp_arr['voice'], $fromUsername, $toUsername, $time,   $media_id);                        echo   $resultStr;                          break;                    case   'location': //处理用户上传的地理位置信息                        $Location_X =   $postObj -> Location_X; //获取上传地理位置的纬度                        $Location_Y =   $postObj -> Location_Y; //获取上传地地理位置经度                        $contentStr =   "您上报的地理位置是:\n经度是:{$Location_Y} \n纬度是: {$Location_X}";                        $resultStr =   sprintf($tmp_arr['text'], $fromUsername, $toUsername, $time,   $contentStr);                          echo $resultStr;                          break;                    case   'link': //接收并回复链接信息                          //获取到用户上传的链接信息                          $Title = $postObj -> Title;                        $Url = $postObj   -> Url;                          $contentStr = "{$Title}";                        $resultStr =   sprintf($tmp_arr['text'], $fromUsername, $toUsername, $time,   $contentStr);                          echo $resultStr;                          break;                                          }        }else {            echo "";            exit;        }      }            private function   checkSignature()    {        // you must define TOKEN by yourself        if (!defined("TOKEN"))   {            throw new Exception('TOKEN   is not defined!');        }                $signature =   $_GET["signature"];          $timestamp = $_GET["timestamp"];        $nonce = $_GET["nonce"];                        $token = TOKEN;        $tmpArr = array($token, $timestamp,   $nonce);        // use SORT_STRING rule        sort($tmpArr, SORT_STRING);        $tmpStr = implode( $tmpArr );        $tmpStr = sha1( $tmpStr );                if( $tmpStr == $signature   ){            return true;        }else{            return false;        }      }}//如果这段代码放在上面,那程序将会报错,因为继承的问题,会显示类没有找到$wechatObj = new   wechatCallbackapiTest();//当接入成功后,请注销这句话,否则,会反复验证。//$wechatObj->valid();//添加响应请求的语句$wechatObj->responseMsg();?>

这里已经可以插入数据库了,核心代码如下:

 

这里完事了,那么下一步就创建一个tj_users.php,主要让他用表格的方式显示出来,代码如下所示:

<meta charset="utf-8"   /><title></title><h1>统计来路信息</h1>$v){   ?&gt; ;<table border="1" cellpadding="0"   cellspacing="0"><tbody> <tr> <th> id</th> <th> openid</th> <th> 信息来路</th> </tr> <!--?php   foreach($row as   $k=--> <tr> <td><!--?php echo   $v['id']; ?--></td> <td><!--?php   echo $v['openid']; ?--></td> <td><!--?php                     //这里的$sc用来接收值的                    $sc='';                    if($v['scene_id'] == 'qrscene_10001'){                        $sc =   "电视";                      }else if($v['scene_id'] == 'qrscene_10002'){                        $sc =   "杂志";                      }else{                          $sc = "其他";                    }                echo $sc;                  ?--></td> </tr> <!--?php }   ?--></tbody></table>

然后在浏览器上访问tj_users.php即可知道对方是通过什么方法进行扫描二维码的了。

   

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