小程序生成小程序码（thinkphp）

生成小程序码

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tp后台处理

public function getwxaqrcode()
    {
        $access_token = $this->AccessToken();
        $url = 'https://api.weixin.qq.com/wxa/getwxacode?access_token='.$access_token;
        $path="pages/mine/mine/mine?query=1";
        $width=430;
        $data='{"path":"'.$path.'","width":'.$width.'}';
        $return = $this->request_post($url,$data);
        //将生成的小程序码存入相应文件夹下
        file_put_contents('./public/wxyido/img/'.time().'.jpg',$return);
    }
    public function AccessToken()
    {
       $url = 'https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=appsecret';
        $AccessToken = $this->request_post($url);
        $AccessToken = json_decode($AccessToken , true);
        $AccessToken = $AccessToken['access_token'];
        return $AccessToken;
    }
    public function request_post($url, $data){
            $ch = curl_init();
            $header = "Accept-Charset: utf-8";
            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
            curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
            curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (compatible; MSIE 5.01; Windows NT 5.0)');
            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
            curl_setopt($ch, CURLOPT_AUTOREFERER, 1);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
            $tmpInfo = curl_exec($ch);
            if (curl_errno($ch)) {
                return false;
            }else{
                return $tmpInfo;
            }
        }
    }