Viewing file:  upgrade.php (4.55 KB) -rw-r--r--
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<?php
/**
* Multisite upgrade administration panel.
*
* @package WordPress
* @subpackage Multisite
* @since 3.0.0
*/
/** Load WordPress Administration Bootstrap */
require_once( dirname( __FILE__ ) . '/admin.php' );
require_once( ABSPATH . WPINC . '/http.php' );
$title = __( 'Upgrade Network' );
$parent_file = 'upgrade.php';
get_current_screen()->add_help_tab( array(
'id' => 'overview',
'title' => __('Overview'),
'content' =>
'<p>' . __('Only use this screen once you have updated to a new version of WordPress through Updates/Available Updates (via the Network Administration navigation menu or the Toolbar). Clicking the Upgrade Network button will step through each site in the network, five at a time, and make sure any database updates are applied.') . '</p>' .
'<p>' . __('If a version update to core has not happened, clicking this button won’t affect anything.') . '</p>' .
'<p>' . __('If this process fails for any reason, users logging in to their sites will force the same update.') . '</p>'
) );
get_current_screen()->set_help_sidebar(
'<p><strong>' . __('For more information:') . '</strong></p>' .
'<p>' . __('<a href="https://codex.wordpress.org/Network_Admin_Updates_Screen">Documentation on Upgrade Network</a>') . '</p>' .
'<p>' . __('<a href="https://wordpress.org/support/">Support Forums</a>') . '</p>'
);
require_once( ABSPATH . 'wp-admin/admin-header.php' );
if ( ! current_user_can( 'manage_network' ) )
wp_die( __( 'Sorry, you are not allowed to access this page.' ), 403 );
echo '<div class="wrap">';
echo '<h1>' . __( 'Upgrade Network' ) . '</h1>';
$action = isset($_GET['action']) ? $_GET['action'] : 'show';
switch ( $action ) {
case "upgrade":
$n = ( isset($_GET['n']) ) ? intval($_GET['n']) : 0;
if ( $n < 5 ) {
/**
* @global string $wp_db_version
*/
global $wp_db_version;
update_site_option( 'wpmu_upgrade_site', $wp_db_version );
}
$site_ids = get_sites( array(
'spam' => 0,
'deleted' => 0,
'archived' => 0,
'network_id' => get_current_network_id(),
'number' => 5,
'offset' => $n,
'fields' => 'ids',
'order' => 'DESC',
'orderby' => 'id',
) );
if ( empty( $site_ids ) ) {
echo '<p>' . __( 'All done!' ) . '</p>';
break;
}
echo "<ul>";
foreach ( (array) $site_ids as $site_id ) {
switch_to_blog( $site_id );
$siteurl = site_url();
$upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' );
restore_current_blog();
echo "<li>$siteurl</li>";
$response = wp_remote_get( $upgrade_url, array(
'timeout' => 120,
'httpversion' => '1.1',
'sslverify' => false,
) );
if ( is_wp_error( $response ) ) {
wp_die( sprintf(
/* translators: 1: site url, 2: server error message */
__( 'Warning! Problem updating %1$s. Your server may not be able to connect to sites running on it. Error message: %2$s' ),
$siteurl,
'<em>' . $response->get_error_message() . '</em>'
) );
}
/**
* Fires after the Multisite DB upgrade for each site is complete.
*
* @since MU
*
* @param array|WP_Error $response The upgrade response array or WP_Error on failure.
*/
do_action( 'after_mu_upgrade', $response );
/**
* Fires after each site has been upgraded.
*
* @since MU
*
* @param int $site_id The Site ID.
*/
do_action( 'wpmu_upgrade_site', $site_id );
}
echo "</ul>";
?><p><?php _e( 'If your browser doesn’t start loading the next page automatically, click this link:' ); ?> <a class="button" href="upgrade.php?action=upgrade&n=<?php echo ($n + 5) ?>"><?php _e("Next Sites"); ?></a></p>
<script type="text/javascript">
<!--
function nextpage() {
location.href = "upgrade.php?action=upgrade&n=<?php echo ($n + 5) ?>";
}
setTimeout( "nextpage()", 250 );
//-->
</script><?php
break;
case 'show':
default:
if ( get_site_option( 'wpmu_upgrade_site' ) != $GLOBALS['wp_db_version'] ) :
?>
<h2><?php _e( 'Database Update Required' ); ?></h2>
<p><?php _e( 'WordPress has been updated! Before we send you on your way, we need to individually upgrade the sites in your network.' ); ?></p>
<?php endif; ?>
<p><?php _e( 'The database update process may take a little while, so please be patient.' ); ?></p>
<p><a class="button button-primary" href="upgrade.php?action=upgrade"><?php _e( 'Upgrade Network' ); ?></a></p>
<?php
/**
* Fires before the footer on the network upgrade screen.
*
* @since MU
*/
do_action( 'wpmu_upgrade_page' );
break;
}
?>
</div>
<?php include( ABSPATH . 'wp-admin/admin-footer.php' ); ?>
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