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1 <?php 2 /** 3 * Multisite upgrade administration panel. 4 * 5 * @package WordPress 6 * @subpackage Multisite 7 * @since 3.0.0 8 */ 9 10 /** Load WordPress Administration Bootstrap */ 11 require_once __DIR__ . '/admin.php'; 12 13 require_once ABSPATH . WPINC . '/http.php'; 14 15 $title = __( 'Upgrade Network' ); 16 $parent_file = 'upgrade.php'; 17 18 get_current_screen()->add_help_tab( 19 array( 20 'id' => 'overview', 21 'title' => __( 'Overview' ), 22 'content' => 23 '<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>' . 24 '<p>' . __( 'If a version update to core has not happened, clicking this button won’t affect anything.' ) . '</p>' . 25 '<p>' . __( 'If this process fails for any reason, users logging in to their sites will force the same update.' ) . '</p>', 26 ) 27 ); 28 29 get_current_screen()->set_help_sidebar( 30 '<p><strong>' . __( 'For more information:' ) . '</strong></p>' . 31 '<p>' . __( '<a href="https://wordpress.org/support/article/network-admin-updates-screen/">Documentation on Upgrade Network</a>' ) . '</p>' . 32 '<p>' . __( '<a href="https://wordpress.org/support/">Support</a>' ) . '</p>' 33 ); 34 35 require_once ABSPATH . 'wp-admin/admin-header.php'; 36 37 if ( ! current_user_can( 'upgrade_network' ) ) { 38 wp_die( __( 'Sorry, you are not allowed to access this page.' ), 403 ); 39 } 40 41 echo '<div class="wrap">'; 42 echo '<h1>' . __( 'Upgrade Network' ) . '</h1>'; 43 44 $action = isset( $_GET['action'] ) ? $_GET['action'] : 'show'; 45 46 switch ( $action ) { 47 case 'upgrade': 48 $n = ( isset( $_GET['n'] ) ) ? (int) $_GET['n'] : 0; 49 50 if ( $n < 5 ) { 51 /** 52 * @global int $wp_db_version WordPress database version. 53 */ 54 global $wp_db_version; 55 update_site_option( 'wpmu_upgrade_site', $wp_db_version ); 56 } 57 58 $site_ids = get_sites( 59 array( 60 'spam' => 0, 61 'deleted' => 0, 62 'archived' => 0, 63 'network_id' => get_current_network_id(), 64 'number' => 5, 65 'offset' => $n, 66 'fields' => 'ids', 67 'order' => 'DESC', 68 'orderby' => 'id', 69 'update_site_meta_cache' => false, 70 ) 71 ); 72 if ( empty( $site_ids ) ) { 73 echo '<p>' . __( 'All done!' ) . '</p>'; 74 break; 75 } 76 echo '<ul>'; 77 foreach ( (array) $site_ids as $site_id ) { 78 switch_to_blog( $site_id ); 79 $siteurl = site_url(); 80 $upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' ); 81 restore_current_blog(); 82 83 echo "<li>$siteurl</li>"; 84 85 $response = wp_remote_get( 86 $upgrade_url, 87 array( 88 'timeout' => 120, 89 'httpversion' => '1.1', 90 'sslverify' => false, 91 ) 92 ); 93 94 if ( is_wp_error( $response ) ) { 95 wp_die( 96 sprintf( 97 /* translators: 1: Site URL, 2: Server error message. */ 98 __( 'Warning! Problem updating %1$s. Your server may not be able to connect to sites running on it. Error message: %2$s' ), 99 $siteurl, 100 '<em>' . $response->get_error_message() . '</em>' 101 ) 102 ); 103 } 104 105 /** 106 * Fires after the Multisite DB upgrade for each site is complete. 107 * 108 * @since MU (3.0.0) 109 * 110 * @param array|WP_Error $response The upgrade response array or WP_Error on failure. 111 */ 112 do_action( 'after_mu_upgrade', $response ); 113 114 /** 115 * Fires after each site has been upgraded. 116 * 117 * @since MU (3.0.0) 118 * 119 * @param int $site_id The Site ID. 120 */ 121 do_action( 'wpmu_upgrade_site', $site_id ); 122 } 123 echo '</ul>'; 124 ?><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> 125 <script type="text/javascript"> 126 <!-- 127 function nextpage() { 128 location.href = "upgrade.php?action=upgrade&n=<?php echo ( $n + 5 ); ?>"; 129 } 130 setTimeout( "nextpage()", 250 ); 131 //--> 132 </script> 133 <?php 134 break; 135 case 'show': 136 default: 137 if ( (int) get_site_option( 'wpmu_upgrade_site' ) !== $GLOBALS['wp_db_version'] ) : 138 ?> 139 <h2><?php _e( 'Database Update Required' ); ?></h2> 140 <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> 141 <?php endif; ?> 142 143 <p><?php _e( 'The database update process may take a little while, so please be patient.' ); ?></p> 144 <p><a class="button button-primary" href="upgrade.php?action=upgrade"><?php _e( 'Upgrade Network' ); ?></a></p> 145 <?php 146 /** 147 * Fires before the footer on the network upgrade screen. 148 * 149 * @since MU (3.0.0) 150 */ 151 do_action( 'wpmu_upgrade_page' ); 152 break; 153 } 154 ?> 155 </div> 156 157 <?php require_once ABSPATH . 'wp-admin/admin-footer.php'; ?>
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