微信获取带参数二维码

index.php

  function loader($class)
 {
 $file=$class.".php";
 include_once($file);
 }
 spl_autoload_register('loader');

if(!empty($_GET['qr_url'])){
 $down= new Down();
 $state=$down->downQrcode($_GET['qr_url']);
 if($state){
 print_r("保存成功！");
 }else{
 print_r("保存失败!");
 }
 exit;
 }
 $getdata = new GetData();
 $scenes = array(1,2,3,4,5,6);
 $qrcode_urls=array();
 $qrcode_urls=$getdata->getToken('wxf84e0aba5d2f90fa','f8266b993011355f6da2f4dc79eed148',$scenes);
 if(!empty($qrcode_urls['error'])){
 echo $qrcode_urls['error'];
 }else{
 foreach($qrcode_urls as $key=>$value){
 print_r("down");
 }
 }

Down.php

  class Down
 {
 public function downQrCode($qr_url){
 if(empty(trim($qr_url))){
 return false;
 }
 if (!file_exists("./Qrcode") && !mkdir("./Qrcode", 0777, true)) {
 return false;
 }
 $filename=time().".jpg";
 $ch = curl_init();
 $timeout = 5;
 curl_setopt($ch, CURLOPT_URL, $qr_url);
 curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
 try{
 $img = curl_exec($ch);
 $imgtype= curl_getinfo($ch, CURLINFO_CONTENT_TYPE);
 curl_close($ch);
 if($imgtype=="image/jpg"){
 $start=file_put_contents("./Qrcode/".$filename, $img);
 }else{
 $start= false;
 }
 }catch(Exception $e){
 echo $e->getMessage();
 return false;
 }
 if(!$start){
 return false;
 }
 unset($img, $url);
 return true;
 }
 }
 

Util.php

  
 
class Util{
 public function jsonCurl($url, $json_data){
 $curl = curl_init();
 curl_setopt($curl, CURLOPT_URL, $url);
 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, FALSE);
 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, FALSE);
 if(!empty($json_data)){
 curl_setopt($curl, CURLOPT_POST, 1);
 curl_setopt($curl, CURLOPT_POSTFIELDS, $json_data);
 }
 curl_setopt($curl, CURLOPT_TIMEOUT, 30);
 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
 try{
 $result = curl_exec($curl);
 }catch(Exception $e){
 echo $e->getMessage();
 }
 return $result;
 }
 }
 

getData.php

  class GetData{
 public function getToken($appid,$secret,$scenes){
 $util = new Util();
 if(empty($appid)||empty($secret)){
 echo 'error!!!!!!';
 return array("error"=>"appid或secret为空！");
 }
 $access_token_url="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=$appid&secret=$secret";
 try{
 $content=$util->jsonCurl($access_token_url,$json_data="");
 $content=json_decode($content,true);
 }catch(Exception $e){
 echo $e->getMessage();
 }
 if(empty($content['access_token'])){
 return array("error"=>"获取access_token失败!");
 }
 $qrcode_urls=array();
 foreach($scenes as $key=>$value){
 $ticket=$this->getTicket($content['access_token'],$value);
 if($ticket!="error"){
 $qrcode_urls[$key]="https://mp.weixin.qq.com/cgi-bin/showqrcode?ticket=".$ticket;
 }else{
 $qrcode_urls[$key]="二维码生成失败！";
 }
 }
 return $qrcode_urls;
 }

private function getTicket($access_token,$scenes,$qrcode_permanent=true){
$util=new Util();
$data=array();
if($qrcode_permanent){
        $data['action_info']['scene']['scene_str']=$scenes;
        $data['action_name']="QR_LIMIT_STR_SCENE";
    }else{
        $data['expire_seconds']=604800;
        $data['action_info']['scene']['scene_id']=$scenes;
        $data['action_name']="QR_SCENE";
    }
    $ticket_url="https://api.weixin.qq.com/cgi-bin/qrcode/create?access_token=".$access_token;
    try{    
        $data=json_encode($data);
        $ticket=$util->jsonCurl($ticket_url,$data);
        if(empty($ticket)){
            return  "error";
        }
        $ticket=json_decode($ticket,true);
        if(empty($ticket['ticket'])){
            return "error";
        }
    }catch(Exception $e){
        throw new Exception("getTicket error！");
        return "error";
    }
    return $ticket['ticket'];
}

}