Introduce DO_NOT_UPGRADE_GLOBAL_TABLES. fixes #14221 for 3.1

git-svn-id: http://svn.automattic.com/wordpress/trunk@15374 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
ryan 2010-07-07 13:55:14 +00:00
parent 535275b753
commit 9aaac543db
1 changed files with 5 additions and 1 deletions

View File

@ -1130,7 +1130,7 @@ function upgrade_300() {
$wpdb->update( $wpdb->postmeta, array( 'meta_value' => '' ), array( 'meta_key' => '_menu_item_target', 'meta_value' => '_self' ) );
// 3.0 screen options key name changes.
if ( !is_multisite() || is_main_site() ) {
if ( is_main_site() && !defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) {
$prefix = like_escape($wpdb->base_prefix);
$wpdb->query( "DELETE FROM $wpdb->usermeta WHERE meta_key LIKE '{$prefix}%meta-box-hidden%' OR meta_key LIKE '{$prefix}%closedpostboxes%' OR meta_key LIKE '{$prefix}%manage-%-columns-hidden%' OR meta_key LIKE '{$prefix}%meta-box-order%' OR meta_key LIKE '{$prefix}%metaboxorder%' OR meta_key LIKE '{$prefix}%screen_layout%'
OR meta_key = 'manageedittagscolumnshidden' OR meta_key='managecategoriescolumnshidden' OR meta_key = 'manageedit-tagscolumnshidden' OR meta_key = 'manageeditcolumnshidden' OR meta_key = 'categories_per_page' OR meta_key = 'edit_tags_per_page'" );
@ -1399,6 +1399,10 @@ function dbDelta($queries, $execute = true) {
if ($tables = $wpdb->get_col('SHOW TABLES;')) {
// For every table in the database
foreach ($tables as $table) {
// Upgrade global tables only for the main site. Don't upgrade at all if DO_NOT_UPGRADE_GLOBAL_TABLES is defined.
if ( in_array($table, $wpdb->tables('global')) && ( !is_main_site() || defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) )
continue;
// If a table query exists for the database table...
if ( array_key_exists(strtolower($table), $cqueries) ) {
// Clear the field and index arrays