' . sprintf( /* translators: %s: URL to Update PHP page. */ __( 'Learn more about updating PHP.' ), esc_url( wp_get_update_php_url() ) ); $annotation = wp_get_update_php_annotation(); if ( $annotation ) { $php_update_message .= '
' . $annotation . ''; } if ( ! $mysql_compat && ! $php_compat ) { $message = sprintf( /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Minimum required MySQL version number, 5: Current PHP version number, 6: Current MySQL version number. */ __( 'You cannot update because WordPress %2$s requires PHP version %3$s or higher and MySQL version %4$s or higher. You are running PHP version %5$s and MySQL version %6$s.' ), $version_url, $update->current, $update->php_version, $update->mysql_version, $php_version, $mysql_version ) . $php_update_message; } elseif ( ! $php_compat ) { $message = sprintf( /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required PHP version number, 4: Current PHP version number. */ __( 'You cannot update because WordPress %2$s requires PHP version %3$s or higher. You are running version %4$s.' ), $version_url, $update->current, $update->php_version, $php_version ) . $php_update_message; } elseif ( ! $mysql_compat ) { $message = sprintf( /* translators: 1: URL to WordPress release notes, 2: WordPress version number, 3: Minimum required MySQL version number, 4: Current MySQL version number. */ __( 'You cannot update because WordPress %2$s requires MySQL version %3$s or higher. You are running version %4$s.' ), $version_url, $update->current, $update->mysql_version, $mysql_version ); } else { $message = sprintf( /* translators: 1: Installed WordPress version number, 2: URL to WordPress release notes, 3: New WordPress version number, including locale if necessary. */ __( 'You can update from WordPress %1$s to WordPress %3$s manually:' ), $wp_version, $version_url, $version_string ); } if ( ! $mysql_compat || ! $php_compat ) { $show_buttons = false; } } } echo '
'; echo $message; echo '
'; echo ''; } /** * Display dismissed updates. * * @since 2.7.0 */ function dismissed_updates() { $dismissed = get_core_updates( array( 'dismissed' => true, 'available' => false, ) ); if ( $dismissed ) { $show_text = esc_js( __( 'Show hidden updates' ) ); $hide_text = esc_js( __( 'Hide hidden updates' ) ); ?> '; echo '' . __( 'While your site is being updated, it will be in maintenance mode. As soon as your updates are complete, this mode will be deactivated.' ) . '
'; } elseif ( ! $updates ) { list( $normalized_version ) = explode( '-', $wp_version ); echo '' . sprintf( /* translators: 1: URL to About screen, 2: WordPress version. */ __( 'Learn more about WordPress %2$s.' ), esc_url( self_admin_url( 'about.php' ) ), $normalized_version ) . '
'; } dismissed_updates(); } /** * Display WordPress auto-updates settings. * * @since 5.6.0 */ function core_auto_updates_settings() { if ( isset( $_GET['core-major-auto-updates-saved'] ) ) { if ( 'enabled' === $_GET['core-major-auto-updates-saved'] ) { $notice_text = __( 'Automatic updates for all WordPress versions have been enabled. Thank you!' ); wp_admin_notice( $notice_text, array( 'type' => 'success', 'dismissible' => true, ) ); } elseif ( 'disabled' === $_GET['core-major-auto-updates-saved'] ) { $notice_text = __( 'WordPress will only receive automatic security and maintenance releases from now on.' ); wp_admin_notice( $notice_text, array( 'type' => 'success', 'dismissible' => true, ) ); } } require_once ABSPATH . 'wp-admin/includes/class-wp-upgrader.php'; $updater = new WP_Automatic_Updater(); // Defaults: $upgrade_dev = get_site_option( 'auto_update_core_dev', 'enabled' ) === 'enabled'; $upgrade_minor = get_site_option( 'auto_update_core_minor', 'enabled' ) === 'enabled'; $upgrade_major = get_site_option( 'auto_update_core_major', 'unset' ) === 'enabled'; $can_set_update_option = true; // WP_AUTO_UPDATE_CORE = true (all), 'beta', 'rc', 'development', 'branch-development', 'minor', false. if ( defined( 'WP_AUTO_UPDATE_CORE' ) ) { if ( false === WP_AUTO_UPDATE_CORE ) { // Defaults to turned off, unless a filter allows it. $upgrade_dev = false; $upgrade_minor = false; $upgrade_major = false; } elseif ( true === WP_AUTO_UPDATE_CORE || in_array( WP_AUTO_UPDATE_CORE, array( 'beta', 'rc', 'development', 'branch-development' ), true ) ) { // ALL updates for core. $upgrade_dev = true; $upgrade_minor = true; $upgrade_major = true; } elseif ( 'minor' === WP_AUTO_UPDATE_CORE ) { // Only minor updates for core. $upgrade_dev = false; $upgrade_minor = true; $upgrade_major = false; } // The UI is overridden by the `WP_AUTO_UPDATE_CORE` constant. $can_set_update_option = false; } if ( $updater->is_disabled() ) { $upgrade_dev = false; $upgrade_minor = false; $upgrade_major = false; /* * The UI is overridden by the `AUTOMATIC_UPDATER_DISABLED` constant * or the `automatic_updater_disabled` filter, * or by `wp_is_file_mod_allowed( 'automatic_updater' )`. * See `WP_Automatic_Updater::is_disabled()`. */ $can_set_update_option = false; } // Is the UI overridden by a plugin using the `allow_major_auto_core_updates` filter? if ( has_filter( 'allow_major_auto_core_updates' ) ) { $can_set_update_option = false; } /** This filter is documented in wp-admin/includes/class-core-upgrader.php */ $upgrade_dev = apply_filters( 'allow_dev_auto_core_updates', $upgrade_dev ); /** This filter is documented in wp-admin/includes/class-core-upgrader.php */ $upgrade_minor = apply_filters( 'allow_minor_auto_core_updates', $upgrade_minor ); /** This filter is documented in wp-admin/includes/class-core-upgrader.php */ $upgrade_major = apply_filters( 'allow_major_auto_core_updates', $upgrade_major ); $auto_update_settings = array( 'dev' => $upgrade_dev, 'minor' => $upgrade_minor, 'major' => $upgrade_major, ); if ( $upgrade_major ) { $wp_version = wp_get_wp_version(); $updates = get_core_updates(); if ( isset( $updates[0]->version ) && version_compare( $updates[0]->version, $wp_version, '>' ) ) { echo '' . wp_get_auto_update_message() . '
'; } } $action_url = self_admin_url( 'update-core.php?action=core-major-auto-updates-settings' ); ?>
is_vcs_checkout( ABSPATH ) ) {
_e( 'This site appears to be under version control. Automatic updates are disabled.' );
} elseif ( $upgrade_major ) {
_e( 'This site is automatically kept up to date with each new version of WordPress.' );
if ( $can_set_update_option ) {
echo '
';
printf(
'%s',
wp_nonce_url( add_query_arg( 'value', 'disable', $action_url ), 'core-major-auto-updates-nonce' ),
__( 'Switch to automatic updates for maintenance and security releases only.' )
);
}
} elseif ( $upgrade_minor ) {
_e( 'This site is automatically kept up to date with maintenance and security releases of WordPress only.' );
if ( $can_set_update_option ) {
echo '
';
printf(
'%s',
wp_nonce_url( add_query_arg( 'value', 'enable', $action_url ), 'core-major-auto-updates-nonce' ),
__( 'Enable automatic updates for all new versions of WordPress.' )
);
}
} else {
_e( 'This site will not receive automatic updates for new versions of WordPress.' );
}
?>
' . __( 'Your plugins are all up to date.' ) . '
'; return; } $form_action = 'update-core.php?action=do-plugin-upgrade'; $core_updates = get_core_updates(); if ( ! isset( $core_updates[0]->response ) || 'latest' === $core_updates[0]->response || 'development' === $core_updates[0]->response || version_compare( $core_updates[0]->current, $cur_wp_version, '=' ) ) { $core_update_version = false; } else { $core_update_version = $core_updates[0]->current; } $plugins_count = count( $plugins ); ?>' . __( 'Your themes are all up to date.' ) . '
'; return; } $form_action = 'update-core.php?action=do-theme-upgrade'; $themes_count = count( $themes ); ?>Please Note: Any customizations you have made to theme files will be lost. Please consider using child themes for modifications.' ), __( 'https://developer.wordpress.org/themes/advanced-topics/child-themes/' ) ); ?>
' . __( 'Translations' ) . ''; echo '' . __( 'Your translations are all up to date.' ) . '
'; } return; } $form_action = 'update-core.php?action=do-translation-upgrade'; ?> new_files ) && ! $update->new_files; ?>' . __( 'If an update is available, you᾿ll see a notification appear in the Toolbar and navigation menu.' ) . ' ' . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' ) . '
'; get_current_screen()->add_help_tab( array( 'id' => 'overview', 'title' => __( 'Overview' ), 'content' => $updates_overview, ) ); $updates_howto = '' . __( 'WordPress — Updating your WordPress installation is a simple one-click procedure: just click on the “Update now” button when you are notified that a new version is available.' ) . ' ' . __( 'In most cases, WordPress will automatically apply maintenance and security updates in the background for you.' ) . '
'; $updates_howto .= '' . __( 'Themes and Plugins — To update individual themes or plugins from this screen, use the checkboxes to make your selection, then click on the appropriate “Update” button. To update all of your themes or plugins at once, you can check the box at the top of the section to select all before clicking the update button.' ) . '
'; if ( 'en_US' !== get_locale() ) { $updates_howto .= '' . __( 'Translations — The files translating WordPress into your language are updated for you whenever any other updates occur. But if these files are out of date, you can click the “Update Translations” button.' ) . '
'; } get_current_screen()->add_help_tab( array( 'id' => 'how-to-update', 'title' => __( 'How to Update' ), 'content' => $updates_howto, ) ); $help_sidebar_autoupdates = ''; if ( ( current_user_can( 'update_themes' ) && wp_is_auto_update_enabled_for_type( 'theme' ) ) || ( current_user_can( 'update_plugins' ) && wp_is_auto_update_enabled_for_type( 'plugin' ) ) ) { $help_tab_autoupdates = '' . __( 'Auto-updates can be enabled or disabled for WordPress major versions and for each individual theme or plugin. Themes or plugins with auto-updates enabled will display the estimated date of the next auto-update. Auto-updates depends on the WP-Cron task scheduling system.' ) . '
'; $help_tab_autoupdates .= '' . __( 'Please note: Third-party themes and plugins, or custom code, may override WordPress scheduling.' ) . '
'; get_current_screen()->add_help_tab( array( 'id' => 'plugins-themes-auto-updates', 'title' => __( 'Auto-updates' ), 'content' => $help_tab_autoupdates, ) ); $help_sidebar_autoupdates = '' . __( 'Documentation on Auto-updates' ) . '
'; } $help_sidebar_rollback = ''; if ( current_user_can( 'update_themes' ) || current_user_can( 'update_plugins' ) ) { $rollback_help = '' . __( 'This feature will create a temporary backup of a plugin or theme before it is upgraded. This backup is used to restore the plugin or theme back to its previous state if there is an error during the update process.' ) . '
'; $rollback_help .= '' . __( 'On systems with fewer resources, this may lead to server timeouts or resource limits being reached. If you encounter an issue during the update process, please create a support forum topic and reference Rollback in the issue title.' ) . '
'; get_current_screen()->add_help_tab( array( 'id' => 'rollback-plugins-themes', 'title' => __( 'Restore Plugin or Theme' ), 'content' => $rollback_help, ) ); $help_sidebar_rollback = '' . __( 'Common Errors' ) . '
'; } get_current_screen()->set_help_sidebar( '' . __( 'For more information:' ) . '
' . '' . __( 'Documentation on Updating WordPress' ) . '
' . $help_sidebar_autoupdates . '' . __( 'Support forums' ) . '
' . $help_sidebar_rollback ); if ( 'upgrade-core' === $action ) { // Force an update check when requested. $force_check = ! empty( $_GET['force-check'] ); wp_version_check( array(), $force_check ); require_once ABSPATH . 'wp-admin/admin-header.php'; ?>'; printf( /* translators: 1: Date, 2: Time. */ __( 'Last checked on %1$s at %2$s.' ), /* translators: Last update date format. See https://www.php.net/manual/datetime.format.php */ date_i18n( __( 'F j, Y' ), $last_update_check ), /* translators: Last update time format. See https://www.php.net/manual/datetime.format.php */ date_i18n( __( 'g:i a T' ), $last_update_check ) ); echo ' ' . __( 'Check again.' ) . ''; echo '
'; if ( current_user_can( 'update_core' ) ) { core_auto_updates_settings(); core_upgrade_preamble(); } if ( current_user_can( 'update_plugins' ) ) { list_plugin_updates(); } if ( current_user_can( 'update_themes' ) ) { list_theme_updates(); } if ( current_user_can( 'update_languages' ) ) { list_translation_updates(); } /** * Fires after the core, plugin, and theme update tables. * * @since 2.9.0 */ do_action( 'core_upgrade_preamble' ); echo '' . sprintf( /* translators: %s: URL to Update PHP page. */ __( 'Learn more about updating PHP.' ), esc_url( wp_get_update_php_url() ) ); if ( function_exists( 'wp_get_update_php_annotation' ) ) { $annotation = wp_get_update_php_annotation(); if ( $annotation ) { $php_update_message .= '
' . $annotation . ''; } } } if ( ! $mysql_compat && ! $php_compat ) { return new WP_Error( 'php_mysql_not_compatible', sprintf( /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Minimum required MySQL version number, 4: Current PHP version number, 5: Current MySQL version number. */ __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher and MySQL version %3$s or higher. You are running PHP version %4$s and MySQL version %5$s.' ), $wp_version, $required_php_version, $required_mysql_version, $php_version, $mysql_version ) . $php_update_message ); } elseif ( ! $php_compat ) { return new WP_Error( 'php_not_compatible', sprintf( /* translators: 1: WordPress version number, 2: Minimum required PHP version number, 3: Current PHP version number. */ __( 'The update cannot be installed because WordPress %1$s requires PHP version %2$s or higher. You are running version %3$s.' ), $wp_version, $required_php_version, $php_version ) . $php_update_message ); } elseif ( ! $mysql_compat ) { return new WP_Error( 'mysql_not_compatible', sprintf( /* translators: 1: WordPress version number, 2: Minimum required MySQL version number, 3: Current MySQL version number. */ __( 'The update cannot be installed because WordPress %1$s requires MySQL version %2$s or higher. You are running version %3$s.' ), $wp_version, $required_mysql_version, $mysql_version ) ); } // Add a warning when the JSON PHP extension is missing. if ( ! extension_loaded( 'json' ) ) { return new WP_Error( 'php_not_compatible_json', sprintf( /* translators: 1: WordPress version number, 2: The PHP extension name needed. */ __( 'The update cannot be installed because WordPress %1$s requires the %2$s PHP extension.' ), $wp_version, 'JSON' ) ); } /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Preparing to install the latest version…' ) ); /* * Don't copy wp-content, we'll deal with that below. * We also copy version.php last so failed updates report their old version. */ $skip = array( 'wp-content', 'wp-includes/version.php' ); $check_is_writable = array(); // Check to see which files don't really need updating - only available for 3.7 and higher. if ( function_exists( 'get_core_checksums' ) ) { // Find the local version of the working directory. $working_dir_local = WP_CONTENT_DIR . '/upgrade/' . basename( $from ) . $distro; $checksums = get_core_checksums( $wp_version, isset( $wp_local_package ) ? $wp_local_package : 'en_US' ); if ( is_array( $checksums ) && isset( $checksums[ $wp_version ] ) ) { $checksums = $checksums[ $wp_version ]; // Compat code for 3.7-beta2. } if ( is_array( $checksums ) ) { foreach ( $checksums as $file => $checksum ) { /* * Note: str_starts_with() is not used here, as this file is included * when updating from older WordPress versions, in which case * the polyfills from wp-includes/compat.php may not be available. */ if ( 'wp-content' === substr( $file, 0, 10 ) ) { continue; } if ( ! file_exists( ABSPATH . $file ) ) { continue; } if ( ! file_exists( $working_dir_local . $file ) ) { continue; } if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true ) ) { continue; } if ( md5_file( ABSPATH . $file ) === $checksum ) { $skip[] = $file; } else { $check_is_writable[ $file ] = ABSPATH . $file; } } } } // If we're using the direct method, we can predict write failures that are due to permissions. if ( $check_is_writable && 'direct' === $wp_filesystem->method ) { $files_writable = array_filter( $check_is_writable, array( $wp_filesystem, 'is_writable' ) ); if ( $files_writable !== $check_is_writable ) { $files_not_writable = array_diff_key( $check_is_writable, $files_writable ); foreach ( $files_not_writable as $relative_file_not_writable => $file_not_writable ) { // If the writable check failed, chmod file to 0644 and try again, same as copy_dir(). $wp_filesystem->chmod( $file_not_writable, FS_CHMOD_FILE ); if ( $wp_filesystem->is_writable( $file_not_writable ) ) { unset( $files_not_writable[ $relative_file_not_writable ] ); } } // Store package-relative paths (the key) of non-writable files in the WP_Error object. $error_data = version_compare( $old_wp_version, '3.7-beta2', '>' ) ? array_keys( $files_not_writable ) : ''; if ( $files_not_writable ) { return new WP_Error( 'files_not_writable', __( 'The update cannot be installed because your site is unable to copy some files. This is usually due to inconsistent file permissions.' ), implode( ', ', $error_data ) ); } } } /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Enabling Maintenance mode…' ) ); // Create maintenance file to signal that we are upgrading. $maintenance_string = ''; $maintenance_file = $to . '.maintenance'; $wp_filesystem->delete( $maintenance_file ); $wp_filesystem->put_contents( $maintenance_file, $maintenance_string, FS_CHMOD_FILE ); /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Copying the required files…' ) ); // Copy new versions of WP files into place. $result = copy_dir( $from . $distro, $to, $skip ); if ( is_wp_error( $result ) ) { $result = new WP_Error( $result->get_error_code(), $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) ); } // Since we know the core files have copied over, we can now copy the version file. if ( ! is_wp_error( $result ) ) { if ( ! $wp_filesystem->copy( $from . $distro . 'wp-includes/version.php', $to . 'wp-includes/version.php', true /* overwrite */ ) ) { $wp_filesystem->delete( $from, true ); $result = new WP_Error( 'copy_failed_for_version_file', __( 'The update cannot be installed because your site is unable to copy some files. This is usually due to inconsistent file permissions.' ), 'wp-includes/version.php' ); } $wp_filesystem->chmod( $to . 'wp-includes/version.php', FS_CHMOD_FILE ); /* * `wp_opcache_invalidate()` only exists in WordPress 5.5 or later, * so don't run it when upgrading from older versions. */ if ( function_exists( 'wp_opcache_invalidate' ) ) { wp_opcache_invalidate( $to . 'wp-includes/version.php' ); } } // Check to make sure everything copied correctly, ignoring the contents of wp-content. $skip = array( 'wp-content' ); $failed = array(); if ( isset( $checksums ) && is_array( $checksums ) ) { foreach ( $checksums as $file => $checksum ) { /* * Note: str_starts_with() is not used here, as this file is included * when updating from older WordPress versions, in which case * the polyfills from wp-includes/compat.php may not be available. */ if ( 'wp-content' === substr( $file, 0, 10 ) ) { continue; } if ( ! file_exists( $working_dir_local . $file ) ) { continue; } if ( '.' === dirname( $file ) && in_array( pathinfo( $file, PATHINFO_EXTENSION ), array( 'html', 'txt' ), true ) ) { $skip[] = $file; continue; } if ( file_exists( ABSPATH . $file ) && md5_file( ABSPATH . $file ) === $checksum ) { $skip[] = $file; } else { $failed[] = $file; } } } // Some files didn't copy properly. if ( ! empty( $failed ) ) { $total_size = 0; foreach ( $failed as $file ) { if ( file_exists( $working_dir_local . $file ) ) { $total_size += filesize( $working_dir_local . $file ); } } /* * If we don't have enough free space, it isn't worth trying again. * Unlikely to be hit due to the check in unzip_file(). */ $available_space = function_exists( 'disk_free_space' ) ? @disk_free_space( ABSPATH ) : false; if ( $available_space && $total_size >= $available_space ) { $result = new WP_Error( 'disk_full', __( 'There is not enough free disk space to complete the update.' ) ); } else { $result = copy_dir( $from . $distro, $to, $skip ); if ( is_wp_error( $result ) ) { $result = new WP_Error( $result->get_error_code() . '_retry', $result->get_error_message(), substr( $result->get_error_data(), strlen( $to ) ) ); } } } /* * Custom content directory needs updating now. * Copy languages. */ if ( ! is_wp_error( $result ) && $wp_filesystem->is_dir( $from . $distro . 'wp-content/languages' ) ) { if ( WP_LANG_DIR !== ABSPATH . WPINC . '/languages' || @is_dir( WP_LANG_DIR ) ) { $lang_dir = WP_LANG_DIR; } else { $lang_dir = WP_CONTENT_DIR . '/languages'; } /* * Note: str_starts_with() is not used here, as this file is included * when updating from older WordPress versions, in which case * the polyfills from wp-includes/compat.php may not be available. */ // Check if the language directory exists first. if ( ! @is_dir( $lang_dir ) && 0 === strpos( $lang_dir, ABSPATH ) ) { // If it's within the ABSPATH we can handle it here, otherwise they're out of luck. $wp_filesystem->mkdir( $to . str_replace( ABSPATH, '', $lang_dir ), FS_CHMOD_DIR ); clearstatcache(); // For FTP, need to clear the stat cache. } if ( @is_dir( $lang_dir ) ) { $wp_lang_dir = $wp_filesystem->find_folder( $lang_dir ); if ( $wp_lang_dir ) { $result = copy_dir( $from . $distro . 'wp-content/languages/', $wp_lang_dir ); if ( is_wp_error( $result ) ) { $result = new WP_Error( $result->get_error_code() . '_languages', $result->get_error_message(), substr( $result->get_error_data(), strlen( $wp_lang_dir ) ) ); } } } } /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Disabling Maintenance mode…' ) ); // Remove maintenance file, we're done with potential site-breaking changes. $wp_filesystem->delete( $maintenance_file ); /* * 3.5 -> 3.5+ - an empty twentytwelve directory was created upon upgrade to 3.5 for some users, * preventing installation of Twenty Twelve. */ if ( '3.5' === $old_wp_version ) { if ( is_dir( WP_CONTENT_DIR . '/themes/twentytwelve' ) && ! file_exists( WP_CONTENT_DIR . '/themes/twentytwelve/style.css' ) ) { $wp_filesystem->delete( $wp_filesystem->wp_themes_dir() . 'twentytwelve/' ); } } /* * Copy new bundled plugins & themes. * This gives us the ability to install new plugins & themes bundled with * future versions of WordPress whilst avoiding the re-install upon upgrade issue. * $development_build controls us overwriting bundled themes and plugins when a non-stable release is being updated. */ if ( ! is_wp_error( $result ) && ( ! defined( 'CORE_UPGRADE_SKIP_NEW_BUNDLED' ) || ! CORE_UPGRADE_SKIP_NEW_BUNDLED ) ) { foreach ( (array) $_new_bundled_files as $file => $introduced_version ) { // If a $development_build or if $introduced version is greater than what the site was previously running. if ( $development_build || version_compare( $introduced_version, $old_wp_version, '>' ) ) { $directory = ( '/' === $file[ strlen( $file ) - 1 ] ); list( $type, $filename ) = explode( '/', $file, 2 ); // Check to see if the bundled items exist before attempting to copy them. if ( ! $wp_filesystem->exists( $from . $distro . 'wp-content/' . $file ) ) { continue; } if ( 'plugins' === $type ) { $dest = $wp_filesystem->wp_plugins_dir(); } elseif ( 'themes' === $type ) { // Back-compat, ::wp_themes_dir() did not return trailingslash'd pre-3.2. $dest = trailingslashit( $wp_filesystem->wp_themes_dir() ); } else { continue; } if ( ! $directory ) { if ( ! $development_build && $wp_filesystem->exists( $dest . $filename ) ) { continue; } if ( ! $wp_filesystem->copy( $from . $distro . 'wp-content/' . $file, $dest . $filename, FS_CHMOD_FILE ) ) { $result = new WP_Error( "copy_failed_for_new_bundled_$type", __( 'Could not copy file.' ), $dest . $filename ); } } else { if ( ! $development_build && $wp_filesystem->is_dir( $dest . $filename ) ) { continue; } $wp_filesystem->mkdir( $dest . $filename, FS_CHMOD_DIR ); $_result = copy_dir( $from . $distro . 'wp-content/' . $file, $dest . $filename ); /* * If an error occurs partway through this final step, * keep the error flowing through, but keep the process going. */ if ( is_wp_error( $_result ) ) { if ( ! is_wp_error( $result ) ) { $result = new WP_Error(); } $result->add( $_result->get_error_code() . "_$type", $_result->get_error_message(), substr( $_result->get_error_data(), strlen( $dest ) ) ); } } } } // End foreach. } // Handle $result error from the above blocks. if ( is_wp_error( $result ) ) { $wp_filesystem->delete( $from, true ); return $result; } // Remove old files. foreach ( $_old_files as $old_file ) { $old_file = $to . $old_file; if ( ! $wp_filesystem->exists( $old_file ) ) { continue; } // If the file isn't deleted, try writing an empty string to the file instead. if ( ! $wp_filesystem->delete( $old_file, true ) && $wp_filesystem->is_file( $old_file ) ) { $wp_filesystem->put_contents( $old_file, '' ); } } // Remove any Genericons example.html's from the filesystem. _upgrade_422_remove_genericons(); // Deactivate the REST API plugin if its version is 2.0 Beta 4 or lower. _upgrade_440_force_deactivate_incompatible_plugins(); // Deactivate incompatible plugins. _upgrade_core_deactivate_incompatible_plugins(); // Upgrade DB with separate request. /** This filter is documented in wp-admin/includes/update-core.php */ apply_filters( 'update_feedback', __( 'Upgrading database…' ) ); $db_upgrade_url = admin_url( 'upgrade.php?step=upgrade_db' ); wp_remote_post( $db_upgrade_url, array( 'timeout' => 60 ) ); // Clear the cache to prevent an update_option() from saving a stale db_version to the cache. wp_cache_flush(); // Not all cache back ends listen to 'flush'. wp_cache_delete( 'alloptions', 'options' ); // Remove working directory. $wp_filesystem->delete( $from, true ); // Force refresh of update information. if ( function_exists( 'delete_site_transient' ) ) { delete_site_transient( 'update_core' ); } else { delete_option( 'update_core' ); } /** * Fires after WordPress core has been successfully updated. * * @since 3.3.0 * * @param string $wp_version The current WordPress version. */ do_action( '_core_updated_successfully', $wp_version ); // Clear the option that blocks auto-updates after failures, now that we've been successful. if ( function_exists( 'delete_site_option' ) ) { delete_site_option( 'auto_core_update_failed' ); } return $wp_version; } /** * Preloads old Requests classes and interfaces. * * This function preloads the old Requests code into memory before the * upgrade process deletes the files. Why? Requests code is loaded into * memory via an autoloader, meaning when a class or interface is needed * If a request is in process, Requests could attempt to access code. If * the file is not there, a fatal error could occur. If the file was * replaced, the new code is not compatible with the old, resulting in * a fatal error. Preloading ensures the code is in memory before the * code is updated. * * @since 6.2.0 * * @global array $_old_requests_files Requests files to be preloaded. * @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass. * @global string $wp_version The WordPress version string. * * @param string $to Path to old WordPress installation. */ function _preload_old_requests_classes_and_interfaces( $to ) { global $_old_requests_files, $wp_filesystem, $wp_version; /* * Requests was introduced in WordPress 4.6. * * Skip preloading if the website was previously using * an earlier version of WordPress. */ if ( version_compare( $wp_version, '4.6', '<' ) ) { return; } if ( ! defined( 'REQUESTS_SILENCE_PSR0_DEPRECATIONS' ) ) { define( 'REQUESTS_SILENCE_PSR0_DEPRECATIONS', true ); } foreach ( $_old_requests_files as $name => $file ) { // Skip files that aren't interfaces or classes. if ( is_int( $name ) ) { continue; } // Skip if it's already loaded. if ( class_exists( $name ) || interface_exists( $name ) ) { continue; } // Skip if the file is missing. if ( ! $wp_filesystem->is_file( $to . $file ) ) { continue; } require_once $to . $file; } } /** * Redirect to the About WordPress page after a successful upgrade. * * This function is only needed when the existing installation is older than 3.4.0. * * @since 3.3.0 * * @global string $wp_version The WordPress version string. * @global string $pagenow The filename of the current screen. * @global string $action * * @param string $new_version */ function _redirect_to_about_wordpress( $new_version ) { global $wp_version, $pagenow, $action; if ( version_compare( $wp_version, '3.4-RC1', '>=' ) ) { return; } // Ensure we only run this on the update-core.php page. The Core_Upgrader may be used in other contexts. if ( 'update-core.php' !== $pagenow ) { return; } if ( 'do-core-upgrade' !== $action && 'do-core-reinstall' !== $action ) { return; } // Load the updated default text localization domain for new strings. load_default_textdomain(); // See do_core_upgrade(). show_message( __( 'WordPress updated successfully.' ) ); // self_admin_url() won't exist when upgrading from <= 3.0, so relative URLs are intentional. show_message( '' ); show_message( '' ); echo ''; ?> find_folder( trailingslashit( dirname( $file ) ) ); if ( empty( $gen_dir ) ) { continue; } // The path when the file is accessed via WP_Filesystem may differ in the case of FTP. $remote_file = $gen_dir . basename( $file ); if ( ! $wp_filesystem->exists( $remote_file ) ) { continue; } if ( ! $wp_filesystem->delete( $remote_file, false, 'f' ) ) { $wp_filesystem->put_contents( $remote_file, '' ); } } } /** * Recursively find Genericons example files in a given folder. * * @ignore * @since 4.2.2 * * @param string $directory Directory path. Expects trailingslashed. * @return array */ function _upgrade_422_find_genericons_files_in_folder( $directory ) { $directory = trailingslashit( $directory ); $files = array(); if ( file_exists( "{$directory}example.html" ) /* * Note: str_contains() is not used here, as this file is included * when updating from older WordPress versions, in which case * the polyfills from wp-includes/compat.php may not be available. */ && false !== strpos( file_get_contents( "{$directory}example.html" ), '