微信小程序 最全 生成带参数二维码

摸索了几天终于完成了，接口A B C 通用 ，接口B只能生成已发布的小程序  

$appid='APPid';

$secret='你的小程序秘钥';


$tokenUrl="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=".$appid."&secret=".$secret;






$html = file_get_contents($tokenUrl);  
$arr =json_decode($html,true);
// echo $arr['access_token'];


$access_token=$arr['access_token'];


    //场景1
    // $path="pages/index/index?id=1";
    // $width='430';
    // $post_data='{"path":"'.$path.'","width":'.$width.'}';
    // $url="https://api.weixin.qq.com/wxa/getwxacode?access_token=".$access_token;




    // 场景2
    // $page="pages/index/index";
    // $scene="id=1";
    // $width='430';
    // $post_data='{"scene":"'.$scene.'","page":"'.$page.'","width":'.$width.'}';
    // $url="https://api.weixin.qq.com/wxa/getwxacodeunlimit?access_token=".$access_token;




    // 场景3
    // $path="pages/index/index?id=1";
    // $width='430';
    // $post_data='{"path":"'.$path.'","width":'.$width.'}';
    // $url="https://api.weixin.qq.com/cgi-bin/wxaapp/createwxaqrcode?access_token=".$access_token;






    $result=api_notice_increment($url,$post_data);


// print_r($result);
// exit();


$base64_image_content =data_uri($result,'image/png');  




//匹配出图片的格式
if (preg_match('/^(data:\s*image\/(\w+);base64,)/', $base64_image_content, $result)){
$type = $result[2];
$new_file = "nusoap/".date('Ymd',time())."/";
if(!file_exists($new_file))
{
//检查是否有该文件夹，如果没有就创建，并给予最高权限
mkdir($new_file, 0700);
}
$new_file = $new_file.time().".{$type}";
if (file_put_contents($new_file, base64_decode(str_replace($result[1], '', $base64_image_content)))){
echo '新文件保存成功：', $new_file;
}else{
echo '新文件保存失败';
}
}


  exit();


function api_notice_increment($url,$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($curl, 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);
       // return $tmpInfo;
    // //     var_dump($tmpInfo);
    // //    exit;
    if (curl_errno($ch)) {
      return false;
    }else{
      // var_dump($tmpInfo);
      return $tmpInfo;
    }
  }




function data_uri($contents, $mime)  
{  
  
    $base64   = base64_encode($contents);  
      
    return ('data:' . $mime . ';base64,' . $base64);  

}  

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