PHP上传文件及图片到七牛的方法

composer require qiniu/php-sdk

use Qiniu/Auth;use Qiniu/Storage/UploadManager;$cfg = [ 'access' => 'YOUR_ACCESS_KEY', 'secret' => 'YOUR_SECRET_KEY', 'bucket' => 'YOUR_BUCKET', 'domain' => 'https://images.your_domain.com'];$auth = new Auth($cfg['access'], $cfg['secret']);// 创建一个过期时间为1小时的临时上传令牌$token = $auth->uploadToken($cfg['bucket'], null, 3600);$filePath = "./illustration.png";$uploadMgr = new UploadManager();list($ret, $err) = $uploadMgr->putFile($token, null, $filePath);if($err !== null) {  $this->err = $err;} else {  echo $cfg['domain'] . '/' . $ret['key'];}

<?phprequire_once 'vendor/autoload.php';header('Access-Control-Allow-Origin:*');use Qiniu/Auth;$bucket = '要上传的空间名';$accessKey = '你的accessKey';$secretKey = '你的secretKey';$auth = new Auth($accessKey, $secretKey);$upToken = $auth->uploadToken($bucket, null, 3600);//获取上传所需的tokenfunction request_by_curl($remote_server,$post_string,$upToken) {  $headers = array(); $headers[] = 'Content-Type:image/png'; $headers[] = 'Authorization:UpToken '.$upToken; $ch = curl_init();  curl_setopt($ch, CURLOPT_URL,$remote_server);  //curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_HTTPHEADER ,$headers); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);  //curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_POSTFIELDS, $post_string); curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10); curl_setopt($ch, CURLOPT_TIMEOUT, 30); $data = curl_exec($ch);  curl_close($ch);   return $data; } $str="base64编码的字符串";echo "<pre>";echo request_by_curl('http://upload.qiniu.com/putb64/-1',$str,$upToken);echo "</pre>";