X-Git-Url: https://scripts.mit.edu/gitweb/autoinstallsdev/mediawiki.git/blobdiff_plain/8989532d3de45b196373107c7a812a68ac0ff2d9..d75ce11339b35963b5f8c3d53190819c1c025716:/maintenance/populateLogSearch.php

diff --git a/maintenance/populateLogSearch.php b/maintenance/populateLogSearch.php
new file mode 100644
index 00000000..b045104e
--- /dev/null
+++ b/maintenance/populateLogSearch.php
@@ -0,0 +1,153 @@
+<?php
+/**
+ * Makes the required database updates for populating the
+ * log_search table retroactively
+ *
+ * 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
+ *
+ * @ingroup Maintenance
+ */
+
+require_once( dirname(__FILE__) . '/Maintenance.php' );
+
+class PopulateLogSearch extends Maintenance {
+
+	const LOG_SEARCH_BATCH_SIZE = 100;
+
+	static $tableMap = array('rev' => 'revision', 'fa' => 'filearchive', 'oi' => 'oldimage', 'ar' => 'archive');
+	
+	public function __construct() {
+		parent::__construct();
+		$this->mDescription = "Migrate log params to new table and index for searching";
+	}
+
+	public function execute() {
+		$db = wfGetDB( DB_MASTER );
+		if ( !$db->tableExists( 'log_search' ) ) {
+			$this->error( "log_search does not exist", true );
+		}
+		$start = $db->selectField( 'logging', 'MIN(log_id)', false, __FUNCTION__ );
+		if( !$start ) {
+			$this->output( "Nothing to do.\n" );
+			return true;
+		}
+		$end = $db->selectField( 'logging', 'MAX(log_id)', false, __FUNCTION__ );
+	
+		# Do remaining chunk
+		$end += self::LOG_SEARCH_BATCH_SIZE - 1;
+		$blockStart = $start;
+		$blockEnd = $start + self::LOG_SEARCH_BATCH_SIZE - 1;
+		
+		$delTypes = array('delete','suppress'); // revisiondelete types
+		while( $blockEnd <= $end ) {
+			$this->output( "...doing log_id from $blockStart to $blockEnd\n" );
+			$cond = "log_id BETWEEN $blockStart AND $blockEnd";
+			$res = $db->select( 'logging', '*', $cond, __FUNCTION__ );
+			$batch = array();
+			foreach( $res as $row ) {
+				// RevisionDelete logs - revisions
+				if( LogEventsList::typeAction( $row, $delTypes, 'revision' ) ) {
+					$params = LogPage::extractParams( $row->log_params );
+					// Param format: <urlparam> <item CSV> [<ofield> <nfield>]
+					if( count($params) < 2 ) continue; // bad row?
+					$field = RevisionDeleter::getRelationType($params[0]);
+					// B/C, the params may start with a title key (<title> <urlparam> <CSV>)
+					if( $field == null ) {
+						array_shift($params); // remove title param
+						$field = RevisionDeleter::getRelationType($params[0]);
+						if( $field == null ) {
+							$this->output( "Invalid param type for {$row->log_id}\n" );
+							continue; // skip this row
+						} else {
+							// Clean up the row...
+							$db->update( 'logging', 
+								array('log_params' => implode(',',$params) ),
+								array('log_id' => $row->log_id ) );
+						}
+					}
+					$items = explode(',',$params[1]);
+					$log = new LogPage( $row->log_type );
+					// Add item relations...
+					$log->addRelations( $field, $items, $row->log_id );
+					// Determine what table to query...
+					$prefix = substr( $field, 0, strpos($field,'_') ); // db prefix
+					if( !isset(self::$tableMap[$prefix]) )
+						continue; // bad row?
+					$table = self::$tableMap[$prefix];
+					$userField = $prefix.'_user';
+					$userTextField = $prefix.'_user_text';
+					// Add item author relations...
+					$userIds = $userIPs = array();
+					$sres = $db->select( $table,
+						array($userField,$userTextField),
+						array($field => $items)
+					);
+					foreach( $sres as $srow ) {
+						if( $srow->$userField > 0 )
+							$userIds[] = intval($srow->$userField);
+						else if( $srow->$userTextField != '' )
+							$userIPs[] = $srow->$userTextField;
+					}
+					// Add item author relations...
+					$log->addRelations( 'target_author_id', $userIds, $row->log_id );
+					$log->addRelations( 'target_author_ip', $userIPs, $row->log_id );
+				// RevisionDelete logs - log events
+				} else if( LogEventsList::typeAction( $row, $delTypes, 'event' ) ) {
+					$params = LogPage::extractParams( $row->log_params );
+					// Param format: <item CSV> [<ofield> <nfield>]
+					if( count($params) < 1 ) continue; // bad row
+					$items = explode( ',', $params[0] );
+					$log = new LogPage( $row->log_type );
+					// Add item relations...
+					$log->addRelations( 'log_id', $items, $row->log_id );
+					// Add item author relations...
+					$userIds = $userIPs = array();
+					$sres = $db->select( 'logging',
+						array('log_user','log_user_text'),
+						array('log_id' => $items)
+					);
+					foreach( $sres as $srow ) {
+						if( $srow->log_user > 0 )
+							$userIds[] = intval($srow->log_user);
+						else if( IP::isIPAddress($srow->log_user_text) )
+							$userIPs[] = $srow->log_user_text;
+					}
+					$log->addRelations( 'target_author_id', $userIds, $row->log_id );
+					$log->addRelations( 'target_author_ip', $userIPs, $row->log_id );
+				}
+			}
+			$blockStart += self::LOG_SEARCH_BATCH_SIZE;
+			$blockEnd += self::LOG_SEARCH_BATCH_SIZE;
+			wfWaitForSlaves( 5 );
+		}
+		if( $db->insert(
+				'updatelog',
+				array( 'ul_key' => 'populate log_search' ),
+				__FUNCTION__,
+				'IGNORE'
+			)
+		) {
+			$this->output( "log_search population complete.\n" );
+			return true;
+		} else {
+			$this->output( "Could not insert log_search population row.\n" );
+			return false;
+		}
+	}
+}
+
+$maintClass = "PopulateLogSearch";
+require_once( DO_MAINTENANCE );