SessionConsistentConnectionManager.php

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<?php
namespace Wikimedia\Rdbms;
 
class SessionConsistentConnectionManager extends ConnectionManager {
 
    private $forceWriteConnection = false;
 
    public function prepareForUpdates() {
        $this->forceWriteConnection = true;
    }
 
    public function getReadConnection( ?array $groups = null, int $flags = 0 ) {
        if ( $this->forceWriteConnection ) {
            return parent::getWriteConnection( $flags );
        }
 
        return parent::getReadConnection( $groups, $flags );
    }
 
    public function getWriteConnection( int $flags = 0 ) {
        $this->prepareForUpdates();
        return parent::getWriteConnection( $flags );
    }
 
}