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wp_upgrade › WordPress Function
Since2.1.0
Deprecatedn/a
› wp_upgrade ( No parameters )
Defined at: |
|
Codex: |
Runs WordPress Upgrade functions.
Upgrades the database if needed during a site update.Source
function wp_upgrade() {
global $wp_current_db_version, $wp_db_version;
$wp_current_db_version = (int) __get_option( 'db_version' );
// We are up to date. Nothing to do.
if ( $wp_db_version === $wp_current_db_version ) {
return;
}
if ( ! is_blog_installed() ) {
return;
}
wp_check_mysql_version();
wp_cache_flush();
pre_schema_upgrade();
make_db_current_silent();
upgrade_all();
if ( is_multisite() && is_main_site() ) {
upgrade_network();
}
wp_cache_flush();
if ( is_multisite() ) {
update_site_meta( get_current_blog_id(), 'db_version', $wp_db_version );
update_site_meta( get_current_blog_id(), 'db_last_updated', microtime() );
}
delete_transient( 'wp_core_block_css_files' );
/**
* Fires after a site is fully upgraded.
*
* @since 3.9.0
*
* @param int $wp_db_version The new $wp_db_version.
* @param int $wp_current_db_version The old (current) $wp_db_version.
*/
do_action( 'wp_upgrade', $wp_db_version, $wp_current_db_version );
}
endif;
/**
* Functions to be called in installation and upgrade scripts.
*
* Contains conditional checks to determine which upgrade scripts to run,
* based on database version and WP version being updated-to.
*
* @ignore
* @since 1.0.1
*
* @global int $wp_current_db_version The old (current) database version.
* @global int $wp_db_version The new database version.
*/
function upgrade_all() {
global $wp_current_db_version, $wp_db_version;
$wp_current_db_version = (int) __get_option( 'db_version' );
// We are up to date. Nothing to do.
if ( $wp_db_version === $wp_current_db_version ) {
return;
}
// If the version is not set in the DB, try to guess the version.
if ( empty( $wp_current_db_version ) ) {
$wp_current_db_version = 0;
// If the template option exists, we have 1.5.
$template = __get_option( 'template' );
if ( ! empty( $template ) ) {
$wp_current_db_version = 2541;
}
}
if ( $wp_current_db_version < 6039 ) {
upgrade_230_options_table();
}
populate_options();
if ( $wp_current_db_version < 2541 ) {
upgrade_100();
upgrade_101();
upgrade_110();
upgrade_130();
}
if ( $wp_current_db_version < 3308 ) {
upgrade_160();
}
if ( $wp_current_db_version < 4772 ) {
upgrade_210();
}
if ( $wp_current_db_version < 4351 ) {
upgrade_old_slugs();
}
if ( $wp_current_db_version < 5539 ) {
upgrade_230();
}
if ( $wp_current_db_version < 6124 ) {
upgrade_230_old_tables();
}
if ( $wp_current_db_version < 7499 ) {
upgrade_250();
}
if ( $wp_current_db_version < 7935 ) {
upgrade_252();
}
if ( $wp_current_db_version < 8201 ) {
upgrade_260();
}
if ( $wp_current_db_version < 8989 ) {
upgrade_270();
}
if ( $wp_current_db_version < 10360 ) {
upgrade_280();
}
if ( $wp_current_db_version < 11958 ) {
upgrade_290();
}
if ( $wp_current_db_version < 15260 ) {
upgrade_300();
}
if ( $wp_current_db_version < 19389 ) {
upgrade_330();
}
if ( $wp_current_db_version < 20080 ) {
upgrade_340();
}
if ( $wp_current_db_version < 22422 ) {
upgrade_350();
}
if ( $wp_current_db_version < 25824 ) {
upgrade_370();
}
if ( $wp_current_db_version < 26148 ) {
upgrade_372();
}
if ( $wp_current_db_version < 26691 ) {
upgrade_380();
}
if ( $wp_current_db_version < 29630 ) {
upgrade_400();
}
if ( $wp_current_db_version < 33055 ) {
upgrade_430();
}
if ( $wp_current_db_version < 33056 ) {
upgrade_431();
}
if ( $wp_current_db_version < 35700 ) {
upgrade_440();
}
if ( $wp_current_db_version < 36686 ) {
upgrade_450();
}
if ( $wp_current_db_version < 37965 ) {
upgrade_460();
}
if ( $wp_current_db_version < 44719 ) {
upgrade_510();
}
if ( $wp_current_db_version < 45744 ) {
upgrade_530();
}
if ( $wp_current_db_version < 48575 ) {
upgrade_550();
}
if ( $wp_current_db_version < 49752 ) {
upgrade_560();
}
if ( $wp_current_db_version < 51917 ) {
upgrade_590();
}
if ( $wp_current_db_version < 53011 ) {
upgrade_600();
}
if ( $wp_current_db_version < 55853 ) {
upgrade_630();
}
if ( $wp_current_db_version < 56657 ) {
upgrade_640();
}
if ( $wp_current_db_version < 57155 ) {
upgrade_650();
}
if ( $wp_current_db_version < 58975 ) {
upgrade_670();
}
maybe_disable_link_manager();
maybe_disable_automattic_widgets();
update_option( 'db_version', $wp_db_version );
update_option( 'db_upgraded', true );
}