diff options
author | Pierre Schmitz <pierre@archlinux.de> | 2011-12-03 13:29:22 +0100 |
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committer | Pierre Schmitz <pierre@archlinux.de> | 2011-12-03 13:29:22 +0100 |
commit | ca32f08966f1b51fcb19460f0996bb0c4048e6fe (patch) | |
tree | ec04cc15b867bc21eedca904cea9af0254531a11 /maintenance/dumpIterator.php | |
parent | a22fbfc60f36f5f7ee10d5ae6fe347340c2ee67c (diff) |
Update to MediaWiki 1.18.0
* also update ArchLinux skin to chagnes in MonoBook
* Use only css to hide our menu bar when printing
Diffstat (limited to 'maintenance/dumpIterator.php')
-rw-r--r-- | maintenance/dumpIterator.php | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/maintenance/dumpIterator.php b/maintenance/dumpIterator.php new file mode 100644 index 00000000..470bc56e --- /dev/null +++ b/maintenance/dumpIterator.php @@ -0,0 +1,167 @@ +<?php +/** + * Take page text out of an XML dump file and perform some operation on it. + * Used as a base class for CompareParsers and PreprocessDump. + * We implement below the simple task of searching inside a dump. + * + * Copyright (C) 2011 Platonides - http://www.mediawiki.org/ + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * http://www.gnu.org/copyleft/gpl.html + * + * @file + * @ingroup Maintenance + */ + +require_once( dirname( __FILE__ ) . '/Maintenance.php' ); + +abstract class DumpIterator extends Maintenance { + + private $count = 0; + private $startTime; + + public function __construct() { + parent::__construct(); + $this->mDescription = "Does something with a dump"; + $this->addOption( 'file', 'File with text to run.', false, true ); + $this->addOption( 'dump', 'XML dump to execute all revisions.', false, true ); + $this->addOption( 'from', 'Article from XML dump to start from.', false, true ); + } + + public function execute() { + if (! ( $this->hasOption('file') ^ $this->hasOption('dump') ) ) { + $this->error("You must provide a file or dump", true); + } + + $this->checkOptions(); + + if ( $this->hasOption('file') ) { + $revision = new WikiRevision; + + $revision->setText( file_get_contents( $this->getOption( 'file' ) ) ); + $revision->setTitle( Title::newFromText( rawurldecode( basename( $this->getOption( 'file' ), '.txt' ) ) ) ); + $this->handleRevision( $revision ); + return; + } + + $this->startTime = wfTime(); + + if ( $this->getOption('dump') == '-' ) { + $source = new ImportStreamSource( $this->getStdin() ); + } else { + $this->error("Sorry, I don't support dump filenames yet. Use - and provide it on stdin on the meantime.", true); + } + $importer = new WikiImporter( $source ); + + $importer->setRevisionCallback( + array( &$this, 'handleRevision' ) ); + + $this->from = $this->getOption( 'from', null ); + $this->count = 0; + $importer->doImport(); + + $this->conclusions(); + + $delta = wfTime() - $this->startTime; + $this->error( "Done {$this->count} revisions in " . round($delta, 2) . " seconds " ); + if ($delta > 0) + $this->error( round($this->count / $delta, 2) . " pages/sec" ); + + # Perform the memory_get_peak_usage() when all the other data has been output so there's no damage if it dies. + # It is only available since 5.2.0 (since 5.2.1 if you haven't compiled with --enable-memory-limit) + $this->error( "Memory peak usage of " . memory_get_peak_usage() . " bytes\n" ); + } + + public function finalSetup() { + parent::finalSetup(); + + if ( $this->getDbType() == Maintenance::DB_NONE ) { + global $wgUseDatabaseMessages, $wgLocalisationCacheConf, $wgHooks; + $wgUseDatabaseMessages = false; + $wgLocalisationCacheConf['storeClass'] = 'LCStore_Null'; + $wgHooks['InterwikiLoadPrefix'][] = 'DumpIterator::disableInterwikis'; + } + } + + static function disableInterwikis( $prefix, &$data ) { + # Title::newFromText will check on each namespaced article if it's an interwiki. + # We always answer that it is not. + + return false; + } + + /** + * Callback function for each revision, child classes should override + * processRevision instead. + * @param $rev Revision + */ + public function handleRevision( $rev ) { + $title = $rev->getTitle(); + if ( !$title ) { + $this->error( "Got bogus revision with null title!" ); + return; + } + + $this->count++; + if ( isset( $this->from ) ) { + if ( $this->from != $title ) + return; + $this->output( "Skipped " . ($this->count - 1) . " pages\n" ); + + $this->count = 1; + $this->from = null; + } + + $this->processRevision( $rev ); + } + + /* Stub function for processing additional options */ + public function checkOptions() { + return; + } + + /* Stub function for giving data about what was computed */ + public function conclusions() { + return; + } + + /* Core function which does whatever the maintenance script is designed to do */ + abstract public function processRevision( $rev ); +} + +class SearchDump extends DumpIterator { + + public function __construct() { + parent::__construct(); + $this->mDescription = "Runs a regex in the revisions from a dump"; + $this->addOption( 'regex', 'Searching regex', true, true ); + } + + public function getDbType() { + return Maintenance::DB_NONE; + } + + /** + * @param $rev Revision + */ + public function processRevision( $rev ) { + if ( preg_match( $this->getOption( 'regex' ), $rev->getText() ) ) { + $this->output( $rev->getTitle() . " matches at edit from " . $rev->getTimestamp() . "\n" ); + } + } +} + +$maintClass = "SearchDump"; +require_once( RUN_MAINTENANCE_IF_MAIN ); |