nextcloud/lib/private/Files/ObjectStore/S3.php

108 lines
2.9 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2016 Robin Appelman <robin@icewind.nl>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC\Files\ObjectStore;
use OCP\Files\ObjectStore\IObjectStore;
// TODO: proper composer
set_include_path(get_include_path() . PATH_SEPARATOR .
\OC_App::getAppPath('files_external') . '/3rdparty/aws-sdk-php');
require_once 'aws-autoloader.php';
class S3 implements IObjectStore {
use S3ConnectionTrait;
public function __construct($parameters) {
$this->parseParams($parameters);
}
/**
* @return string the container or bucket name where objects are stored
* @since 7.0.0
*/
public function getStorageId() {
return $this->id;
}
/**
* @param string $urn the unified resource name used to identify the object
* @return resource stream with the read data
* @throws \Exception when something goes wrong, message will be logged
* @since 7.0.0
*/
public function readObject($urn) {
// Create the command and serialize the request
$request = $this->getConnection()->getCommand('GetObject', [
'Bucket' => $this->bucket,
'Key' => $urn
])->prepare();
$request->dispatch('request.before_send', array(
'request' => $request
));
$headers = $request->getHeaderLines();
$headers[] = 'Connection: close';
$opts = [
'http' => [
'method' => "GET",
'header' => $headers
],
'ssl' => [
'verify_peer' => true
]
];
$context = stream_context_create($opts);
return fopen($request->getUrl(), 'r', false, $context);
}
/**
* @param string $urn the unified resource name used to identify the object
* @param resource $stream stream with the data to write
* @throws \Exception when something goes wrong, message will be logged
* @since 7.0.0
*/
public function writeObject($urn, $stream) {
$this->getConnection()->putObject([
'Bucket' => $this->bucket,
'Key' => $urn,
'Body' => $stream
]);
}
/**
* @param string $urn the unified resource name used to identify the object
* @return void
* @throws \Exception when something goes wrong, message will be logged
* @since 7.0.0
*/
public function deleteObject($urn) {
$this->getConnection()->deleteObject([
'Bucket' => $this->bucket,
'Key' => $urn
]);
}
}