Merge maintenance-work branch (now with less errors!):

[lhc/web/wiklou.git] / maintenance / renameDbPrefix.php

diff --git a/maintenance/renameDbPrefix.php b/maintenance/renameDbPrefix.php
index 277f3b9..68e66ed 100644 (file)
--- a/maintenance/renameDbPrefix.php
+++ b/maintenance/renameDbPrefix.php
@@ -3,65 +3,79 @@
  * 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( "Maintenance.php" );
 
-if( @$options['help'] || !isset( $options['old'] ) || !isset( $options['new'] ) ) {
-       print "usage: renameDbPrefix.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();
-}
-
-print "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 );
-               print "Renaming table $table to $newTable\n";
-               $dbw->query( "RENAME TABLE $table TO $newTable" );
+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 );
+       }
+       
+       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!\n", 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";
\ No newline at end of file
+
+$maintClass = "RenameDbPrefix";
+require_once( DO_MAINTENANCE );
\ No newline at end of file