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Diffstat (limited to 'maintenance/purgeOldText.inc')
-rw-r--r-- | maintenance/purgeOldText.inc | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/maintenance/purgeOldText.inc b/maintenance/purgeOldText.inc deleted file mode 100644 index db961d81..00000000 --- a/maintenance/purgeOldText.inc +++ /dev/null @@ -1,78 +0,0 @@ -<?php - -/** - * Support functions for cleaning up redundant text records - * - * 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 - * @author Rob Church <robchur@gmail.com> - */ - -function PurgeRedundantText( $delete = false ) { - - # Data should come off the master, wrapped in a transaction - $dbw = wfGetDB( DB_MASTER ); - $dbw->begin( __METHOD__ ); - - $tbl_arc = $dbw->tableName( 'archive' ); - $tbl_rev = $dbw->tableName( 'revision' ); - $tbl_txt = $dbw->tableName( 'text' ); - - # Get "active" text records from the revisions table - echo "Searching for active text records in revisions table..."; - $res = $dbw->query( "SELECT DISTINCT rev_text_id FROM $tbl_rev" ); - foreach ( $res as $row ) { - $cur[] = $row->rev_text_id; - } - echo "done.\n"; - - # Get "active" text records from the archive table - echo "Searching for active text records in archive table..."; - $res = $dbw->query( "SELECT DISTINCT ar_text_id FROM $tbl_arc" ); - $cur = array(); - foreach ( $res as $row ) { - $cur[] = $row->ar_text_id; - } - echo "done.\n"; - - # Get the IDs of all text records not in these sets - echo "Searching for inactive text records..."; - $set = implode( ', ', $cur ); - $res = $dbw->query( "SELECT old_id FROM $tbl_txt WHERE old_id NOT IN ( $set )" ); - $old = array(); - foreach ( $res as $row ) { - $old[] = $row->old_id; - } - echo "done.\n"; - - # Inform the user of what we're going to do - $count = count( $old ); - echo "$count inactive items found.\n"; - - # Delete as appropriate - if ( $delete && $count ) { - echo "Deleting..."; - $set = implode( ', ', $old ); - $dbw->query( "DELETE FROM $tbl_txt WHERE old_id IN ( $set )" ); - echo "done.\n"; - } - - # Done - $dbw->commit( __METHOD__ ); - -} |