diff options
Diffstat (limited to 'maintenance/renameDbPrefix.php')
-rw-r--r-- | maintenance/renameDbPrefix.php | 129 |
1 files changed, 73 insertions, 56 deletions
diff --git a/maintenance/renameDbPrefix.php b/maintenance/renameDbPrefix.php index 17568b4a..f73db508 100644 --- a/maintenance/renameDbPrefix.php +++ b/maintenance/renameDbPrefix.php @@ -1,68 +1,85 @@ <?php /** - * Run this script to after changing $wgDBPrefix on a wiki. + * Run this script to after changing $wgDBprefix on a wiki. * The wiki will have to get downtime to do this correctly. * - * @file + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * http://www.gnu.org/copyleft/gpl.html + * * @ingroup Maintenance */ -$optionsWithArgs = array('old','new','help'); - -require_once( 'commandLine.inc' ); + +require_once( dirname(__FILE__) . '/Maintenance.php' ); -if( @$options['help'] || !isset($options['old']) || !isset($options['new']) ) { - print "usage:updateSpecialPages.php [--help] [--old x] [new y]\n"; - print " --help : this help message\n"; - print " --old x : old db prefix x\n"; - print " --old 0 : EMPTY old db prefix x\n"; - print " --new y : new db prefix y\n"; - print " --new 0 : EMPTY new db prefix\n"; - wfDie(); -} - -// Allow for no old prefix -if( $options['old'] === '0' ) { - $old = ''; -} else { - // Use nice safe, sane, prefixes - preg_match( '/^[a-zA-Z]+_$/', $options['old'], $m ); - $old = isset($m[0]) ? $m[0] : false; -} -// Allow for no new prefix -if( $options['new'] === '0' ) { - $new = ''; -} else { - // Use nice safe, sane, prefixes - preg_match( '/^[a-zA-Z]+_$/', $options['new'], $m ); - $new = isset($m[0]) ? $m[0] : false; -} - -if( $old===false || $new===false ) { - print "Invalid prefix!\n"; - wfDie(); -} -if( $old === $new ) { - print "Same prefix. Nothing to rename!\n"; - wfDie(); -} +class RenameDbPrefix extends Maintenance { + public function __construct() { + parent::__construct(); + $this->addOption( "old", "Old db prefix [0 for none]", true, true ); + $this->addOption( "new", "New db prefix [0 for none]", true, true ); + } -print "Renaming DB prefix for tables of $wgDBname from '$old' to '$new'\n"; -$count = 0; + public function getDbType() { + return Maintenance::DB_ADMIN; + } -$dbw = wfGetDB( DB_MASTER ); -$res = $dbw->query( "SHOW TABLES LIKE '".$dbw->escapeLike($old)."%'" ); -foreach( $res as $row ) { - // XXX: odd syntax. MySQL outputs an oddly cased "Tables of X" - // sort of message. Best not to try $row->x stuff... - $fields = get_object_vars( $row ); - // Silly for loop over one field... - foreach( $fields as $resName => $table ) { - // $old should be regexp safe ([a-zA-Z_]) - $newTable = preg_replace( '/^'.$old.'/',$new,$table); - print "Renaming table $table to $newTable\n"; - $dbw->query( "RENAME TABLE $table TO $newTable" ); + public function execute() { + // Allow for no old prefix + if( $this->getOption( 'old', 0 ) === '0' ) { + $old = ''; + } else { + // Use nice safe, sane, prefixes + preg_match( '/^[a-zA-Z]+_$/', $this->getOption('old'), $m ); + $old = isset( $m[0] ) ? $m[0] : false; + } + // Allow for no new prefix + if( $this->getOption( 'new', 0 ) === '0' ) { + $new = ''; + } else { + // Use nice safe, sane, prefixes + preg_match( '/^[a-zA-Z]+_$/', $this->getOption('new'), $m ); + $new = isset( $m[0] ) ? $m[0] : false; + } + + if( $old === false || $new === false ) { + $this->error( "Invalid prefix!", true ); + } + if( $old === $new ) { + $this->output( "Same prefix. Nothing to rename!\n", true ); + } + + $this->output( "Renaming DB prefix for tables of $wgDBname from '$old' to '$new'\n" ); + $count = 0; + + $dbw = wfGetDB( DB_MASTER ); + $res = $dbw->query( "SHOW TABLES LIKE '".$dbw->escapeLike( $old )."%'" ); + foreach( $res as $row ) { + // XXX: odd syntax. MySQL outputs an oddly cased "Tables of X" + // sort of message. Best not to try $row->x stuff... + $fields = get_object_vars( $row ); + // Silly for loop over one field... + foreach( $fields as $resName => $table ) { + // $old should be regexp safe ([a-zA-Z_]) + $newTable = preg_replace( '/^'.$old.'/', $new, $table ); + $this->output( "Renaming table $table to $newTable\n" ); + $dbw->query( "RENAME TABLE $table TO $newTable" ); + } + $count++; + } + $this->output( "Done! [$count tables]\n" ); } - $count++; } -print "Done! [$count tables]\n"; +$maintClass = "RenameDbPrefix"; +require_once( DO_MAINTENANCE );
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