X-Git-Url: https://git.heureux-cyclage.org/?a=blobdiff_plain;f=maintenance%2FpurgeParserCache.php;h=ca2a0414485ab71e44f14eecc8019e169200a14e;hb=e758226c91935a1df2b6fd3ed1f18922d8bfb45b;hp=1c417980eb64ba395617d492fa599eb72e37deee;hpb=40f85ac347a6edf38b82896ebf97da4b786eb3a0;p=lhc%2Fweb%2Fwiklou.git

diff --git a/maintenance/purgeParserCache.php b/maintenance/purgeParserCache.php
index 1c417980eb..e00a55d29e 100644
--- a/maintenance/purgeParserCache.php
+++ b/maintenance/purgeParserCache.php
@@ -22,7 +22,7 @@
  * @ingroup Maintenance
  */
 
-require( __DIR__ . '/Maintenance.php' );
+require __DIR__ . '/Maintenance.php';
 
 /**
  * Maintenance script to remove old objects from the parser cache.
@@ -30,46 +30,55 @@ require( __DIR__ . '/Maintenance.php' );
  * @ingroup Maintenance
  */
 class PurgeParserCache extends Maintenance {
-	var $lastProgress;
+	public $lastProgress;
+
+	private $usleep = 0;
 
 	function __construct() {
 		parent::__construct();
 		$this->addDescription( "Remove old objects from the parser cache. " .
 			"This only works when the parser cache is in an SQL database." );
 		$this->addOption( 'expiredate', 'Delete objects expiring before this date.', false, true );
-		$this->addOption( 'age',
-			'Delete objects created more than this many seconds ago, assuming $wgParserCacheExpireTime ' .
-				'has been consistent.',
-			false, true );
+		$this->addOption(
+			'age',
+			'Delete objects created more than this many seconds ago, assuming ' .
+				'$wgParserCacheExpireTime has remained consistent.',
+			false,
+			true );
+		$this->addOption( 'msleep', 'Milliseconds to sleep between purge chunks', false, true );
 	}
 
 	function execute() {
+		global $wgParserCacheExpireTime;
+
 		$inputDate = $this->getOption( 'expiredate' );
 		$inputAge = $this->getOption( 'age' );
 		if ( $inputDate !== null ) {
 			$date = wfTimestamp( TS_MW, strtotime( $inputDate ) );
 		} elseif ( $inputAge !== null ) {
-			global $wgParserCacheExpireTime;
 			$date = wfTimestamp( TS_MW, time() + $wgParserCacheExpireTime - intval( $inputAge ) );
 		} else {
-			echo "Must specify either --expiredate or --age\n";
-			exit( 1 );
+			$this->error( "Must specify either --expiredate or --age", 1 );
+			return;
 		}
+		$this->usleep = 1e3 * $this->getOption( 'msleep', 0 );
 
 		$english = Language::factory( 'en' );
-		echo "Deleting objects expiring before " . $english->timeanddate( $date ) . "\n";
+		$this->output( "Deleting objects expiring before " .
+			$english->timeanddate( $date ) . "\n" );
 
 		$pc = wfGetParserCacheStorage();
-		$success = $pc->deleteObjectsExpiringBefore( $date, array( $this, 'showProgress' ) );
+		$success = $pc->deleteObjectsExpiringBefore( $date, [ $this, 'showProgressAndWait' ] );
 		if ( !$success ) {
-			echo "\nCannot purge this kind of parser cache.\n";
-			exit( 1 );
+			$this->error( "\nCannot purge this kind of parser cache.", 1 );
 		}
-		$this->showProgress( 100 );
-		echo "\nDone\n";
+		$this->showProgressAndWait( 100 );
+		$this->output( "\nDone\n" );
 	}
 
-	function showProgress( $percent ) {
+	public function showProgressAndWait( $percent ) {
+		usleep( $this->usleep ); // avoid lag; T150124
+
 		$percentString = sprintf( "%.2f", $percent );
 		if ( $percentString === $this->lastProgress ) {
 			return;
@@ -77,10 +86,10 @@ class PurgeParserCache extends Maintenance {
 		$this->lastProgress = $percentString;
 
 		$stars = floor( $percent / 2 );
-		echo '[' . str_repeat( '*', $stars ), str_repeat( '.', 50 - $stars ) . '] ' .
-			"$percentString%\r";
-
+		$this->output( '[' . str_repeat( '*', $stars ) . str_repeat( '.', 50 - $stars ) . '] ' .
+			"$percentString%\r" );
 	}
 }
+
 $maintClass = 'PurgeParserCache';
-require_once( RUN_MAINTENANCE_IF_MAIN );
+require_once RUN_MAINTENANCE_IF_MAIN;