PhabricatorAuthChallengeGarbageCollector.php
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PhabricatorAuthChallengeGarbageCollector.php
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			<?php

			final class PhabricatorAuthChallengeGarbageCollector
			extends PhabricatorGarbageCollector {

			const COLLECTORCONST = 'auth.challenges';

			public function getCollectorName() {
			return pht('Authentication Challenges');
			}

			public function hasAutomaticPolicy() {
			return true;
			}

			protected function collectGarbage() {
			$challenge_table = new PhabricatorAuthChallenge();
			$conn = $challenge_table->establishConnection('w');

			queryfx(
			$conn,
			'DELETE FROM %R WHERE challengeTTL < UNIX_TIMESTAMP() LIMIT 100',
			$challenge_table);

			return ($conn->getAffectedRows() == 100);
			}

			}