| Server IP : 167.235.224.122 / Your IP : 216.73.216.110 Web Server : Apache/2.4.58 (Ubuntu) System : Linux newplayground 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:33:11 UTC 2026 aarch64 User : deploy ( 1000) PHP Version : 8.4.23 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /var/www/html/wiki/includes/externalstore/ |
Upload File : |
<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
*/
use Psr\Log\LoggerAwareInterface;
use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;
/**
* Base class for external storage.
*
* There can be multiple "locations" for a storage medium type (e.g. DB clusters, filesystems).
* Blobs are stored under URLs of the form `<protocol>://<location>/<path>`. Each type of storage
* medium has an associated protocol.
*
* @see ExternalStoreAccess
* @ingroup ExternalStorage
* @since 1.21
*/
abstract class ExternalStoreMedium implements LoggerAwareInterface {
/** @var array Usage context options for this instance */
protected $params = [];
/** @var string Default database domain to store content under */
protected $dbDomain;
/** @var bool Whether this was factoried with an explicit DB domain */
protected $isDbDomainExplicit;
/** @var LoggerInterface */
protected $logger;
/**
* @param array $params Usage context options for this instance:
* - domain: the DB domain ID of the wiki the content is for [required]
* - logger: LoggerInterface instance [optional]
* - isDomainImplicit: whether this was factoried without an explicit DB domain [optional]
*/
public function __construct( array $params ) {
$this->params = $params;
if ( isset( $params['domain'] ) ) {
$this->dbDomain = $params['domain'];
$this->isDbDomainExplicit = empty( $params['isDomainImplicit'] );
} else {
throw new InvalidArgumentException( 'Missing DB "domain" parameter.' );
}
$this->logger = $params['logger'] ?? new NullLogger();
}
public function setLogger( LoggerInterface $logger ): void {
$this->logger = $logger;
}
/**
* Fetch data from given external store URL
*
* @param string $url An external store URL
* @return string|bool The text stored or false on error
* @throws ExternalStoreException
*/
abstract public function fetchFromURL( $url );
/**
* Fetch data from given external store URLs.
*
* @param array $urls A list of external store URLs
* @return string[] Map of (url => text) for the URLs where data was actually found
*/
public function batchFetchFromURLs( array $urls ) {
$retval = [];
foreach ( $urls as $url ) {
$data = $this->fetchFromURL( $url );
// Dont return when false to allow for simpler implementations
if ( $data !== false ) {
$retval[$url] = $data;
}
}
return $retval;
}
/**
* Insert a data item into a given location
*
* @param string $location The location name
* @param string $data The data item
* @return string|bool The URL of the stored data item, or false on error
* @throws ExternalStoreException
*/
abstract public function store( $location, $data );
/**
* Check if a given location is read-only
*
* @param string $location The location name
* @return bool Whether this location is read-only
* @since 1.31
*/
public function isReadOnly( $location ) {
return false;
}
}