fab78547ad
And deprecated aliases for the the no namespaced classes. ReplicatedBagOStuff that already is deprecated isn't moved. Bug: T353458 Change-Id: Ie01962517e5b53e59b9721e9996d4f1ea95abb51
104 lines
3 KiB
PHP
104 lines
3 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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*/
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namespace Wikimedia\DependencyStore;
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use InvalidArgumentException;
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use Wikimedia\ObjectCache\BagOStuff;
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/**
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* Track per-module file dependencies in object cache via BagOStuff.
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*
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* @see $wgResourceLoaderUseObjectCacheForDeps
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* @internal For use by ResourceLoader\Module only
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* @since 1.35
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*/
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class KeyValueDependencyStore extends DependencyStore {
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/** @var BagOStuff */
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private $stash;
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/**
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* @param BagOStuff $stash Storage backend
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*/
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public function __construct( BagOStuff $stash ) {
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$this->stash = $stash;
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}
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public function retrieveMulti( $type, array $entities ) {
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$entitiesByKey = [];
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foreach ( $entities as $entity ) {
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$entitiesByKey[$this->getStoreKey( $type, $entity )] = $entity;
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}
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$blobsByKey = $this->stash->getMulti( array_keys( $entitiesByKey ) );
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$results = [];
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foreach ( $entitiesByKey as $key => $entity ) {
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$blob = $blobsByKey[$key] ?? null;
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$data = is_string( $blob ) ? json_decode( $blob, true ) : null;
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$results[$entity] = $this->newEntityDependencies(
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$data[self::KEY_PATHS] ?? [],
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$data[self::KEY_AS_OF] ?? null
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);
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}
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return $results;
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}
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public function storeMulti( $type, array $dataByEntity, $ttl ) {
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$blobsByKey = [];
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foreach ( $dataByEntity as $entity => $data ) {
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if ( !is_array( $data[self::KEY_PATHS] ) || !is_int( $data[self::KEY_AS_OF] ) ) {
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throw new InvalidArgumentException( "Invalid entry for '$entity'" );
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}
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// Normalize the list by removing duplicates and sorting
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$data[self::KEY_PATHS] = array_values( array_unique( $data[self::KEY_PATHS] ) );
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sort( $data[self::KEY_PATHS], SORT_STRING );
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$blob = json_encode( $data, JSON_UNESCAPED_SLASHES | JSON_UNESCAPED_UNICODE );
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$blobsByKey[$this->getStoreKey( $type, $entity )] = $blob;
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}
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if ( $blobsByKey ) {
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$this->stash->setMulti( $blobsByKey, $ttl, BagOStuff::WRITE_BACKGROUND );
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}
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}
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public function remove( $type, $entities ) {
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$keys = [];
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foreach ( (array)$entities as $entity ) {
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$keys[] = $this->getStoreKey( $type, $entity );
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}
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if ( $keys ) {
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$this->stash->deleteMulti( $keys, BagOStuff::WRITE_BACKGROUND );
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}
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}
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/**
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* @param string $type
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* @param string $entity
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* @return string
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*/
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private function getStoreKey( $type, $entity ) {
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return $this->stash->makeKey( "{$type}-dependencies", $entity );
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}
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}
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