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CentralAuthEditCounter.php
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CentralAuthEditCounter.php
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<?php
namespace MediaWiki\Extension\CentralAuth;
use MediaWiki\Extension\CentralAuth\User\CentralAuthUser;
use Wikimedia\ObjectCache\WANObjectCache;
use Wikimedia\Rdbms\IReadableDatabase;
use Wikimedia\Rdbms\RawSQLValue;
class CentralAuthEditCounter {
private CentralAuthDatabaseManager $databaseManager;
private WANObjectCache $wanCache;
public function __construct(
CentralAuthDatabaseManager $databaseManager,
WANObjectCache $wanCache
) {
$this->databaseManager = $databaseManager;
$this->wanCache = $wanCache;
}
/**
* Get the global edit count for a user
*
* @return int
*/
public function getCount( CentralAuthUser $centralUser ) {
$userId = $centralUser->getId();
$dbr = $this->databaseManager->getCentralReplicaDB();
$count = $this->getCountFromDB( $dbr, $userId );
if ( $count !== false ) {
return $count;
}
if ( $this->databaseManager->isReadOnly() ) {
// Don't try DB_PRIMARY since that will throw an exception
return $this->wanCache->getWithSetCallback(
$this->wanCache->makeGlobalKey( 'centralauth-editcount', $centralUser->getId() ),
5 * $this->wanCache::TTL_MINUTE,
function () use ( $centralUser ) {
return $this->getCountFromWikis( $centralUser );
}
);
}
$dbw = $this->databaseManager->getCentralPrimaryDB();
$count = $this->getCountFromDB( $dbw, $userId );
if ( $count !== false ) {
return $count;
}
$dbw->startAtomic( __METHOD__ );
// Lock the row
$dbw->newInsertQueryBuilder()
->insertInto( 'global_edit_count' )
->ignore()
->row( [
'gec_user' => $userId,
'gec_count' => 0
] )
->caller( __METHOD__ )
->execute();
if ( !$dbw->affectedRows() ) {
// Try one more time after the lock wait
$dbw->endAtomic( __METHOD__ );
$count = $this->getCountFromDB( $dbw, $userId );
if ( $count !== false ) {
return $count;
}
$dbw->startAtomic( __METHOD__ );
}
$count = $this->getCountFromWikis( $centralUser );
$dbw->newUpdateQueryBuilder()
->update( 'global_edit_count' )
->set( [ 'gec_count' => $count ] )
->where( [ 'gec_user' => $userId ] )
->caller( __METHOD__ )
->execute();
$dbw->endAtomic( __METHOD__ );
return $count;
}
/**
* Get the count by adding the user_editcount value across all attached wikis
*
* @return int
*/
public function getCountFromWikis( CentralAuthUser $centralUser ) {
$count = 0;
foreach ( $centralUser->queryAttached() as $acc ) {
if ( isset( $acc['editCount'] ) ) {
$count += (int)$acc['editCount'];
}
}
return $count;
}
/**
* @return int|false
*/
private function getCountFromDB( IReadableDatabase $dbr, int $userId ) {
$count = $dbr->newSelectQueryBuilder()
->select( 'gec_count' )
->from( 'global_edit_count' )
->where( [ 'gec_user' => $userId ] )
->caller( __METHOD__ )
->fetchField();
return is_string( $count ) ? (int)$count : $count;
}
/**
* Increment a global edit count
*
* @param CentralAuthUser $centralUser
* @param int $increment
*/
public function increment( CentralAuthUser $centralUser, $increment ) {
if ( !$increment || $this->databaseManager->isReadOnly() ) {
return;
}
$dbw = $this->databaseManager->getCentralPrimaryDB();
$dbw->newUpdateQueryBuilder()
->update( 'global_edit_count' )
->set( [ 'gec_count' => new RawSQLValue( 'gec_count + ' . (int)$increment ) ] )
->where( [ 'gec_user' => $centralUser->getId() ] )
->caller( __METHOD__ )
->execute();
// No need to populate when affectedRows() = 0, we can just wait for
// getCount() to be called.
}
public function recalculate( CentralAuthUser $centralUser ): int {
$dbw = $this->databaseManager->getCentralPrimaryDB();
$currentCount = $this->getCountFromDB( $dbw, $centralUser->getId() );
if ( $currentCount === false ) {
// Edit count is not cached, no need to do anything
return 0;
}
$newCount = $this->getCountFromWikis( $centralUser );
if ( $newCount === $currentCount ) {
return $currentCount;
}
$dbw->newUpdateQueryBuilder()
->update( 'global_edit_count' )
->set( [ 'gec_count' => $newCount ] )
->where( [ 'gec_user' => $centralUser->getId() ] )
->caller( __METHOD__ )
->execute();
return $newCount;
}
}

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text/x-php
Expires
Aug 14 2026, 20:03 (13 w, 3 h ago)
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Storage Format
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Storage Handle
b4/e8/324c1cf552d552220caa1faf2e07
Default Alt Text
CentralAuthEditCounter.php (4 KB)

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