Revert r52336 "Merge maintenance-work branch:"

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

diff --git a/maintenance/renameDbPrefix.php b/maintenance/renameDbPrefix.php
index 562f143..277f3b9 100644 (file)
--- a/maintenance/renameDbPrefix.php
+++ b/maintenance/renameDbPrefix.php
@@ -6,59 +6,62 @@
  * @file
  * @ingroup Maintenance
  */
- 
-require_once( "Maintenance.php" );
+$optionsWithArgs = array( 'old', 'new', 'help' );
 
-class RenameDbPrefix extends Maintenance {
-       public function __construct() {
-               parent::__construct();
-               $this->addParam( "old", "Old db prefix [0 for none]", true, true );
-               $this->addParam( "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->( "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" );
+require_once( 'commandLine.inc' );
+
+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" );
        }
+       $count++;
 }
+print "Done! [$count tables]\n";
\ No newline at end of file