8426aacd96
Hard-deprecating immediately as no known users in git outside of this repo. Bug: T282894 Change-Id: I5fa312ae89660a9c6de3c24e13d48de92893e5b0
107 lines
3.7 KiB
PHP
107 lines
3.7 KiB
PHP
<?php
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/**
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* User edit count incrementing.
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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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use MediaWiki\MediaWikiServices;
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use MediaWiki\User\UserIdentity;
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use Wikimedia\Assert\Assert;
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/**
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* Handles increment the edit count for a given set of users
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*/
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class UserEditCountUpdate implements DeferrableUpdate, MergeableUpdate {
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/**
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* We need to keep a single copy of the relevant UserIdentity to be able to pass to UserEditTracker
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*
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* @var array[] Map of (user ID => ('increment': int, 'object': UserIdentity))
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*/
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private $infoByUser;
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/**
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* @param UserIdentity $user
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* @param int $increment
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*/
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public function __construct( UserIdentity $user, $increment ) {
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if ( !$user->getId() ) {
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throw new RuntimeException( "Got user ID of zero" );
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}
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$this->infoByUser = [
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$user->getId() => [ 'increment' => $increment, 'object' => $user ]
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];
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}
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public function merge( MergeableUpdate $update ) {
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/** @var UserEditCountUpdate $update */
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Assert::parameterType( __CLASS__, $update, '$update' );
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'@phan-var UserEditCountUpdate $update';
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foreach ( $update->infoByUser as $userId => $info ) {
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if ( !isset( $this->infoByUser[$userId] ) ) {
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// Object will be filled in below
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$this->infoByUser[$userId] = [ 'increment' => 0 ];
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}
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// Merge the increment amount
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$this->infoByUser[$userId]['increment'] += $info['increment'];
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// Always use the UserIdentity from the other update in case we don't
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// already have info for the user
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$this->infoByUser[$userId]['object'] = $info['object'];
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}
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}
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/**
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* Commits the provided user edit count increments to the database
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*/
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public function doUpdate() {
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$mwServices = MediaWikiServices::getInstance();
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$lb = $mwServices->getDBLoadBalancer();
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$dbw = $lb->getConnectionRef( DB_PRIMARY );
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$editTracker = $mwServices->getUserEditTracker();
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$fname = __METHOD__;
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( new AutoCommitUpdate( $dbw, __METHOD__, function () use ( $lb, $dbw, $fname, $editTracker ) {
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foreach ( $this->infoByUser as $userId => $info ) {
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$dbw->update(
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'user',
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[ 'user_editcount=user_editcount+' . (int)$info['increment'] ],
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[ 'user_id' => $userId, 'user_editcount IS NOT NULL' ],
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$fname
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);
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/** @var UserIdentity $targetUserIdentity */
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$targetUserIdentity = $info['object'];
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// Lazy initialization check...
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if ( $dbw->affectedRows() == 0 ) {
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// The user_editcount is probably NULL (e.g. not initialized).
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// Since this update runs after the new revisions were committed,
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// wait for the replica DB to catch up so they will be counted.
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$dbr = $lb->getConnectionRef( DB_REPLICA );
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// If $dbr is actually the primary DB, then clearing the snapshot
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// is harmless and waitForPrimaryPos() will just no-op.
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$dbr->flushSnapshot( $fname );
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$lb->waitForPrimaryPos( $dbr );
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$editTracker->initializeUserEditCount( $targetUserIdentity );
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}
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// Clear the edit count in the UserEditTracker cache.
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$editTracker->clearUserEditCache( $targetUserIdentity );
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}
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} ) )->doUpdate();
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}
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}
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