maintenance/language/langmemusage.php

   1 <?php
   2 /**
   3  * Dumb program that tries to get the memory usage for each language file.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  18  * http://www.gnu.org/copyleft/gpl.html
  19  *
  20  * @file
  21  * @ingroup MaintenanceLanguage
  22  */
  23
  24 /** This is a command line script */
  25 require_once __DIR__ . '/../Maintenance.php';
  26 require_once __DIR__ . '/languages.inc';
  27
  28 /**
  29  * Maintenance script that tries to get the memory usage for each language file.
  30  *
  31  * @ingroup MaintenanceLanguage
  32  */
  33 class LangMemUsage extends Maintenance {
  34
  35         public function __construct() {
  36                 parent::__construct();
  37                 $this->mDescription = "Dumb program that tries to get the memory usage\n" .
  38                         "for each language file";
  39         }
  40
  41         public function execute() {
  42                 if ( !function_exists( 'memory_get_usage' ) ) {
  43                         $this->error( "You must compile PHP with --enable-memory-limit", true );
  44                 }
  45
  46                 $langtool = new languages();
  47                 $memlast = $memstart = memory_get_usage();
  48
  49                 $this->output( "Base memory usage: $memstart\n" );
  50
  51                 foreach ( $langtool->getLanguages() as $langcode ) {
  52                         Language::factory( $langcode );
  53                         $memstep = memory_get_usage();
  54                         $this->output( sprintf( "%12s: %d\n", $langcode, ( $memstep - $memlast ) ) );
  55                         $memlast = $memstep;
  56                 }
  57
  58                 $memend = memory_get_usage();
  59
  60                 $this->output( ' Total Usage: ' . ( $memend - $memstart ) . "\n" );
  61         }
  62 }
  63
  64 $maintClass = "LangMemUsage";
  65 require_once RUN_MAINTENANCE_IF_MAIN;