Differential D17630 Diff 42415 src/applications/files/engine/PhabricatorFileStorageEngine.php

Changeset View

Standalone View

Show All 10 Lines
*		*
* @task construct Constructing an Engine		* @task construct Constructing an Engine
* @task meta Engine Metadata		* @task meta Engine Metadata
* @task file Managing File Data		* @task file Managing File Data
* @task load Loading Storage Engines		* @task load Loading Storage Engines
*/		*/
abstract class PhabricatorFileStorageEngine extends Phobject {		abstract class PhabricatorFileStorageEngine extends Phobject {

		const HMAC_INTEGRITY = 'file.integrity';

/**		/**
* Construct a new storage engine.		* Construct a new storage engine.
*		*
* @task construct		* @task construct
*/		*/
final public function __construct() {		final public function __construct() {
// <empty>		// <empty>
}		}
▲ Show 20 Lines • Show All 335 Lines • ▼ Show 20 Lines	public function getRawFileDataIterator(

return array($data);		return array($data);
}		}

public function newIntegrityHash(		public function newIntegrityHash(
$data,		$data,
PhabricatorFileStorageFormat $format) {		PhabricatorFileStorageFormat $format) {

$data_hash = PhabricatorHash::digest($data);		$hmac_name = self::HMAC_INTEGRITY;

		$data_hash = PhabricatorHash::digestWithNamedKey($data, $hmac_name);
$format_hash = $format->newFormatIntegrityHash();		$format_hash = $format->newFormatIntegrityHash();

$full_hash = "{$data_hash}/{$format_hash}";		$full_hash = "{$data_hash}/{$format_hash}";

return PhabricatorHash::digest($full_hash);		return PhabricatorHash::digestWithNamedKey($full_hash, $hmac_name);
}		}

}		}