因为是做微信公众号好友助力的活动和游戏,所以有个需要分享的页面,判定谁分享出去的,然后谁帮助了好友,和之前获取userinfo的一起贴出来.

1.入口文件(名字随便取,你开心就好.下面只贴文件里的方法)

//获取用户头像和微信号    public  function getUserInfo(){//        $appid='wxa037f5cede358c84';//        $appsecret='e4cdd89734bae590bce8abbcfda82940';        $app = Db::name('wxconf')->where('id=1')->find();        $appid = $app['appid'];        $appsecret = $app['appsecret'];        if(!$appid || !$appsecret){            self::alter("请配置appid和appsecret");exit;        }            $request=Request::instance();            $code=$request->param('code');            if (!$code) {                header("Content-type: text/html; charset=utf-8");                $redirect_url='http://'.$_SERVER['HTTP_HOST'].$_SERVER['PHP_SELF'];                $this->redirect("https://open.weixin.qq.com/connect/oauth2/authorize?appid={
   $appid}&redirect_uri={
   $redirect_url}&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect");            } else {                $code = $request->param('code');                $tokenurl = "https://api.weixin.qq.com/sns/oauth2/access_token?appid={
   $appid}&secret={
   $appsecret}&code={
   $code}&grant_type=authorization_code";                $token = $this->http_get($tokenurl);                $tokenobj = json_decode($token);                $access_token = $tokenobj->access_token;                $openid = $tokenobj->openid;                if(!$access_token || !$openid){                    self::alter($tokenobj->errmsg);exit;                }                $userurl = "https://api.weixin.qq.com/sns/userinfo?access_token={
   $access_token}&openid={
   $openid}&lang=zh_CN";                $info = $this->http_get($userurl);                $infoobj = json_decode($info);                $data['openid'] = $openid;                $data['username'] = $infoobj->nickname;                $data['avatar'] = $infoobj->headimgurl;                session('userInfo',$data);            }        }    public function http_get($url){        $ch = curl_init($url) ;        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);//https        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);//https        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true) ;        curl_setopt($ch, CURLOPT_BINARYTRANSFER, true) ;        $output = curl_exec($ch) ;        curl_close($ch);        return $output;    }    public function alter($msg){        echo <<
     
      EOF;    }    //获取验证access_token    function access_token($appid,$appsecret,$access_token,$access_token_time,$expires_in)    {        //判断access_token有效期)        if((time()-$access_token_time)>=$expires_in)        {            //接口地址http请求方式: GET            $url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$appsecret";            $retdate=  $this->curl_get($url);            //判断获取access_token            $access_token= json_decode($retdate,true);            if($access_token['access_token']!='' && $access_token['expires_in']>0)            {                //修改数据库                $conf = Db::name('wxconf');                $data['access_token']      = $access_token['access_token'];                $data['access_token_time'] = time();                $data['expires_in']        = $access_token['expires_in']-3600;                $i = $conf->where('id=1')->update($data);                if($i)                {                }                else                {                    exit('数据库写入access_token失败！');                }            }            else            {                exit($retdate);            }        }    }    //获取验证jsapi_ticket    function jsapi_ticket($access_token,$jsapi_ticket,$jsapi_ticket_time,$jsexpires_in)    {        //判断jsapi_ticket有效期)        if((time()-$jsapi_ticket_time)>=$jsexpires_in)        {            //接口地址http请求方式: GET            $url="https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token=$access_token&type=jsapi";            $retdate=  $this->curl_get($url);            //判断获取jsapi_ticket            $jsapi_ticket= json_decode($retdate,true);            if($jsapi_ticket['errcode']=='0')            {                //修改数据库                $conf = Db::name('wxconf');                $data['jsapi_ticket']      = $jsapi_ticket['ticket'];                $data['jsapi_ticket_time'] = time();                $data['jsexpires_in']      = $jsapi_ticket['expires_in'];                $i = $conf->where('id=1')->update($data);                if($i)                {                    return $jsapi_ticket['ticket'];                }                else                {                    exit('数据库写入access_token失败！');                }            }            else            {                exit($retdate);            }        }        else        {            return $jsapi_ticket;        }    }    //提交方法GET    function curl_get($url)    {        $ch = curl_init ();        curl_setopt ( $ch, CURLOPT_CUSTOMREQUEST, 'GET' );        curl_setopt ( $ch, CURLOPT_SSL_VERIFYPEER, false );        curl_setopt ( $ch, CURLOPT_URL, $url );        ob_start ();        curl_exec ( $ch );        $return_content = ob_get_contents ();        ob_end_clean ();        $return_code = curl_getinfo ( $ch, CURLINFO_HTTP_CODE );        return $return_content;    }    //提交方法POST    function curl_post($url,$post_data)    {        //初始化        $curl = curl_init();        //设置抓取的url        curl_setopt($curl, CURLOPT_URL,$url);        //设置头文件的信息作为数据流输出        curl_setopt($curl, CURLOPT_HEADER, 1);        //设置获取的信息以文件流的形式返回，而不是直接输出。        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);        //设置post方式提交        curl_setopt($curl, CURLOPT_POST, 1);        //设置post数据        /*        $post_data = array(            "username" => "coder",            "password" => "12345"            );*/        //关闭SSL认证        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);        //提交数据        curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data);        //执行命令        $data = curl_exec($curl);        if(curl_errno($curl))        {            return  'errno'.curl_error($curl);        }        else        {            //显示获得的数据            return $data;        }    }
     

2. 页面的方法

public function index(){
    $openid=session('userInfo.openid');//当前用户的openid        //分享配置        $share =new Weixin();//上面贴的方法文件        $conf = Db::name('wxconf');//实例化表格  以下是表格内容        $data = $conf->where('id=1')->find();        $appid            = $data['appid'];        $appsecret        = $data['appsecret'];        $access_token     = $data['access_token'];        $access_token_time= $data['access_token_time'];        $expires_in       = $data['expires_in'];        $jsapi_ticket     = $data['jsapi_ticket'];        $jsexpires_in     = $data['jsexpires_in'];        $jsapi_ticket_time= $data['jsapi_ticket_time'];        //获取验证access_token        $returns = $share->access_token($appid,$appsecret,$access_token,$access_token_time,$expires_in);        if($returns==1)        {            $data = $conf->where('id=1')->find();            $jsapi_ticket = $data['jsapi_ticket'];            $jsexpires_in = $data['jsexpires_in'];            $jsapi_ticket_time = $data['jsapi_ticket_time'];        }        $jsapi_ticket =  $share->jsapi_ticket($access_token,$jsapi_ticket,$jsapi_ticket_time,$jsexpires_in);        $noncestr = $this->create_chr(16);        $timestamp= time();        // 注意 URL 一定要动态获取，不能 hardcode.        $protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";        $url = "$protocol$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]";        $signstr ='jsapi_ticket='.$jsapi_ticket.'&noncestr='.$noncestr.'&timestamp='.$timestamp.'&url='.$url;        $signature =sha1($signstr);        $this->assign('appid',$appid);        $this->assign('signature',$signature);        $this->assign('nonceStr',$noncestr);        $this->assign('timestamp',$timestamp);        //分享内容        $wxshare = Db::name('info');//实例化信息表 里面有活动分享的标题 链接 图片 描述        $share = $wxshare->where('id=1')->find();        $this->assign('title',$share['wx_share_title']);//分享标题        $this->assign('links',$share['wx_share_url'].'?openid='.$openid);//分享链接        $imgurl = $protocol.$share['src'].UPLOADS_IMG.$share['wx_share_pic'];//分享图片链接        $this->assign('imgurl',$imgurl);        $this->assign('descs',$share['wx_share_draw']);//分享描述        return $this->fetch();//        }    }

 

3.view上的js

用了layui 没用的可以自己改成alert 这个无所谓