0bc583af2c
The Line continuation Coding conventions prefers the closing parenthesis on the same line than the beginning curly braces. This is done for ifs and functions. Also move some boolean operator from the end of a line to the beginning and changed some indentation to make the condition hopefully better readable. Change-Id: Id0437b06bde86eb5a75bc59eefa19e7edb624426
111 lines
3.6 KiB
PHP
111 lines
3.6 KiB
PHP
<?php
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/**
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* Prune file cache for pages, objects, resources, etc.
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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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* @ingroup Maintenance
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*/
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require_once __DIR__ . '/Maintenance.php';
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/**
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* Maintenance script that prunes file cache for pages, objects, resources, etc.
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*
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* @ingroup Maintenance
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*/
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class PruneFileCache extends Maintenance {
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protected $minSurviveTimestamp;
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public function __construct() {
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parent::__construct();
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$this->mDescription = "Build file cache for content pages";
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$this->addOption( 'agedays', 'How many days old files must be in order to delete', true, true );
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$this->addOption( 'subdir', 'Prune one $wgFileCacheDirectory subdirectory name', false, true );
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}
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public function execute() {
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global $wgUseFileCache, $wgFileCacheDirectory;
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if ( !$wgUseFileCache ) {
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$this->error( "Nothing to do -- \$wgUseFileCache is disabled.", true );
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}
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$age = $this->getOption( 'agedays' );
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if ( !ctype_digit( $age ) ) {
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$this->error( "Non-integer 'age' parameter given.", true );
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}
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// Delete items with a TS older than this
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$this->minSurviveTimestamp = time() - ( 86400 * $age );
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$dir = $wgFileCacheDirectory;
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if ( !is_dir( $dir ) ) {
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$this->error( "Nothing to do -- \$wgFileCacheDirectory directory not found.", true );
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}
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$subDir = $this->getOption( 'subdir' );
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if ( $subDir !== null ) {
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if ( !is_dir( "$dir/$subDir" ) ) {
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$this->error( "The specified subdirectory `$subDir` does not exist.", true );
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}
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$this->output( "Pruning `$dir/$subDir` directory...\n" );
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$this->prune_directory( "$dir/$subDir", 'report' );
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$this->output( "Done pruning `$dir/$subDir` directory\n" );
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} else {
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$this->output( "Pruning `$dir` directory...\n" );
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// Note: don't prune things like .cdb files on the top level!
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$this->prune_directory( $dir, 'report' );
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$this->output( "Done pruning `$dir` directory\n" );
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}
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}
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/**
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* @param $dir string
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* @param $report string|bool Use 'report' to report the directories being scanned
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*/
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protected function prune_directory( $dir, $report = false ) {
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$tsNow = time();
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$dirHandle = opendir( $dir );
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while ( false !== ( $file = readdir( $dirHandle ) ) ) {
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// Skip ".", "..", and also any dirs or files like ".svn" or ".htaccess"
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if ( $file[0] != "." ) {
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$path = $dir . '/' . $file; // absolute
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if ( is_dir( $path ) ) {
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if ( $report === 'report' ) {
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$this->output( "Scanning `$path`...\n" );
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}
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$this->prune_directory( $path );
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} else {
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$mts = filemtime( $path );
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// Sanity check the file extension against known cache types
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if ( $mts < $this->minSurviveTimestamp
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&& preg_match( '/\.(?:html|cache)(?:\.gz)?$/', $file )
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&& unlink( $path )
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) {
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$daysOld = round( ( $tsNow - $mts ) / 86400, 2 );
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$this->output( "Deleted `$path` [days=$daysOld]\n" );
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}
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}
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}
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}
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closedir( $dirHandle );
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}
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}
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$maintClass = "PruneFileCache";
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require_once RUN_MAINTENANCE_IF_MAIN;
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