PHP中以multipart/form-data上傳文件流
阿新 • • 發佈:2018-06-07
Curl multipart/form-data 上傳類
class UploadPart { protected static $url; protected static $delimiter; protected static $instance; public function __construct() { static::$url = ‘http://files.note.so/v1/file_server‘; static::$delimiter = uniqid(); } public function putPart($param) { $post_data = static::buildData($param); $curl = curl_init(static::$url); curl_setopt($curl, CURLOPT_RETURNTRANSFER, true); curl_setopt($curl, CURLOPT_POST, true); curl_setopt($curl, CURLOPT_POSTFIELDS, $post_data); curl_setopt($curl, CURLOPT_HTTPHEADER, [ "Content-Type: multipart/form-data; boundary=" . static::$delimiter, "Content-Length: " . strlen($post_data) ]); $response = curl_exec($curl); curl_close($curl); $info = json_decode($response, true); if (!is_array($info[‘Msg‘]) && $info[‘Msg‘] == $param[‘filesize‘]) { $param[‘offset‘] = $param[‘filesize‘]; $param[‘upload‘] = ‘‘; return $this->putPart($param); } return $response; } private static function buildData($param){ $data = ‘‘; $eol = "\r\n"; $upload = $param[‘upload‘]; unset($param[‘upload‘]); foreach ($param as $name => $content) { $data .= "--" . static::$delimiter . "\r\n" . ‘Content-Disposition: form-data; name="‘ . $name . "\"\r\n\r\n" . $content . "\r\n"; } // 拼接文件流 $data .= "--" . static::$delimiter . $eol . ‘Content-Disposition: form-data; name="upload"; filename="‘ . $param[‘filename‘] . ‘"‘ . "\r\n" . ‘Content-Type:application/octet-stream‘."\r\n\r\n"; $data .= $upload . "\r\n"; $data .= "--" . static::$delimiter . "--\r\n"; return $data; } public static function getInstance() { if(!static::$instance){ static::$instance = new static(); } return static::$instance; } }
使用方法
$fields = array(
‘type‘ => ‘video‘,
‘filename‘ => ‘1407.png‘,
‘filesize‘ => 58701,
‘offset‘ => 0,
‘filetype‘ => ‘.acc‘,
‘originName‘ => ‘1407.png‘,
‘upload‘=>file_get_contents(‘0407.png‘)
);
$part = UploadPart::getInstance()->putPart($fields);
PHP中以multipart/form-data上傳文件流