diff -r 490d5cc509ed -r cf61fcea0001 wp/wp-admin/includes/class-wp-automatic-updater.php --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wp/wp-admin/includes/class-wp-automatic-updater.php Mon Oct 14 17:39:30 2019 +0200 @@ -0,0 +1,913 @@ +is_disabled() ) + return false; + + // Only relax the filesystem checks when the update doesn't include new files + $allow_relaxed_file_ownership = false; + if ( 'core' == $type && isset( $item->new_files ) && ! $item->new_files ) { + $allow_relaxed_file_ownership = true; + } + + // If we can't do an auto core update, we may still be able to email the user. + if ( ! $skin->request_filesystem_credentials( false, $context, $allow_relaxed_file_ownership ) || $this->is_vcs_checkout( $context ) ) { + if ( 'core' == $type ) + $this->send_core_update_notification_email( $item ); + return false; + } + + // Next up, is this an item we can update? + if ( 'core' == $type ) + $update = Core_Upgrader::should_update_to_version( $item->current ); + else + $update = ! empty( $item->autoupdate ); + + /** + * Filters whether to automatically update core, a plugin, a theme, or a language. + * + * The dynamic portion of the hook name, `$type`, refers to the type of update + * being checked. Can be 'core', 'theme', 'plugin', or 'translation'. + * + * Generally speaking, plugins, themes, and major core versions are not updated + * by default, while translations and minor and development versions for core + * are updated by default. + * + * See the {@see 'allow_dev_auto_core_updates', {@see 'allow_minor_auto_core_updates'}, + * and {@see 'allow_major_auto_core_updates'} filters for a more straightforward way to + * adjust core updates. + * + * @since 3.7.0 + * + * @param bool $update Whether to update. + * @param object $item The update offer. + */ + $update = apply_filters( "auto_update_{$type}", $update, $item ); + + if ( ! $update ) { + if ( 'core' == $type ) + $this->send_core_update_notification_email( $item ); + return false; + } + + // If it's a core update, are we actually compatible with its requirements? + if ( 'core' == $type ) { + global $wpdb; + + $php_compat = version_compare( phpversion(), $item->php_version, '>=' ); + if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) + $mysql_compat = true; + else + $mysql_compat = version_compare( $wpdb->db_version(), $item->mysql_version, '>=' ); + + if ( ! $php_compat || ! $mysql_compat ) + return false; + } + + return true; + } + + /** + * Notifies an administrator of a core update. + * + * @since 3.7.0 + * + * @param object $item The update offer. + */ + protected function send_core_update_notification_email( $item ) { + $notified = get_site_option( 'auto_core_update_notified' ); + + // Don't notify if we've already notified the same email address of the same version. + if ( $notified && $notified['email'] == get_site_option( 'admin_email' ) && $notified['version'] == $item->current ) + return false; + + // See if we need to notify users of a core update. + $notify = ! empty( $item->notify_email ); + + /** + * Filters whether to notify the site administrator of a new core update. + * + * By default, administrators are notified when the update offer received + * from WordPress.org sets a particular flag. This allows some discretion + * in if and when to notify. + * + * This filter is only evaluated once per release. If the same email address + * was already notified of the same new version, WordPress won't repeatedly + * email the administrator. + * + * This filter is also used on about.php to check if a plugin has disabled + * these notifications. + * + * @since 3.7.0 + * + * @param bool $notify Whether the site administrator is notified. + * @param object $item The update offer. + */ + if ( ! apply_filters( 'send_core_update_notification_email', $notify, $item ) ) + return false; + + $this->send_email( 'manual', $item ); + return true; + } + + /** + * Update an item, if appropriate. + * + * @since 3.7.0 + * + * @param string $type The type of update being checked: 'core', 'theme', 'plugin', 'translation'. + * @param object $item The update offer. + * + * @return null|WP_Error + */ + public function update( $type, $item ) { + $skin = new Automatic_Upgrader_Skin; + + switch ( $type ) { + case 'core': + // The Core upgrader doesn't use the Upgrader's skin during the actual main part of the upgrade, instead, firing a filter. + add_filter( 'update_feedback', array( $skin, 'feedback' ) ); + $upgrader = new Core_Upgrader( $skin ); + $context = ABSPATH; + break; + case 'plugin': + $upgrader = new Plugin_Upgrader( $skin ); + $context = WP_PLUGIN_DIR; // We don't support custom Plugin directories, or updates for WPMU_PLUGIN_DIR + break; + case 'theme': + $upgrader = new Theme_Upgrader( $skin ); + $context = get_theme_root( $item->theme ); + break; + case 'translation': + $upgrader = new Language_Pack_Upgrader( $skin ); + $context = WP_CONTENT_DIR; // WP_LANG_DIR; + break; + } + + // Determine whether we can and should perform this update. + if ( ! $this->should_update( $type, $item, $context ) ) + return false; + + /** + * Fires immediately prior to an auto-update. + * + * @since 4.4.0 + * + * @param string $type The type of update being checked: 'core', 'theme', 'plugin', or 'translation'. + * @param object $item The update offer. + * @param string $context The filesystem context (a path) against which filesystem access and status + * should be checked. + */ + do_action( 'pre_auto_update', $type, $item, $context ); + + $upgrader_item = $item; + switch ( $type ) { + case 'core': + $skin->feedback( __( 'Updating to WordPress %s' ), $item->version ); + $item_name = sprintf( __( 'WordPress %s' ), $item->version ); + break; + case 'theme': + $upgrader_item = $item->theme; + $theme = wp_get_theme( $upgrader_item ); + $item_name = $theme->Get( 'Name' ); + $skin->feedback( __( 'Updating theme: %s' ), $item_name ); + break; + case 'plugin': + $upgrader_item = $item->plugin; + $plugin_data = get_plugin_data( $context . '/' . $upgrader_item ); + $item_name = $plugin_data['Name']; + $skin->feedback( __( 'Updating plugin: %s' ), $item_name ); + break; + case 'translation': + $language_item_name = $upgrader->get_name_for_update( $item ); + $item_name = sprintf( __( 'Translations for %s' ), $language_item_name ); + $skin->feedback( sprintf( __( 'Updating translations for %1$s (%2$s)…' ), $language_item_name, $item->language ) ); + break; + } + + $allow_relaxed_file_ownership = false; + if ( 'core' == $type && isset( $item->new_files ) && ! $item->new_files ) { + $allow_relaxed_file_ownership = true; + } + + // Boom, This sites about to get a whole new splash of paint! + $upgrade_result = $upgrader->upgrade( $upgrader_item, array( + 'clear_update_cache' => false, + // Always use partial builds if possible for core updates. + 'pre_check_md5' => false, + // Only available for core updates. + 'attempt_rollback' => true, + // Allow relaxed file ownership in some scenarios + 'allow_relaxed_file_ownership' => $allow_relaxed_file_ownership, + ) ); + + // If the filesystem is unavailable, false is returned. + if ( false === $upgrade_result ) { + $upgrade_result = new WP_Error( 'fs_unavailable', __( 'Could not access filesystem.' ) ); + } + + if ( 'core' == $type ) { + if ( is_wp_error( $upgrade_result ) && ( 'up_to_date' == $upgrade_result->get_error_code() || 'locked' == $upgrade_result->get_error_code() ) ) { + // These aren't actual errors, treat it as a skipped-update instead to avoid triggering the post-core update failure routines. + return false; + } + + // Core doesn't output this, so let's append it so we don't get confused. + if ( is_wp_error( $upgrade_result ) ) { + $skin->error( __( 'Installation Failed' ), $upgrade_result ); + } else { + $skin->feedback( __( 'WordPress updated successfully' ) ); + } + } + + $this->update_results[ $type ][] = (object) array( + 'item' => $item, + 'result' => $upgrade_result, + 'name' => $item_name, + 'messages' => $skin->get_upgrade_messages() + ); + + return $upgrade_result; + } + + /** + * Kicks off the background update process, looping through all pending updates. + * + * @since 3.7.0 + */ + public function run() { + if ( $this->is_disabled() ) + return; + + if ( ! is_main_network() || ! is_main_site() ) + return; + + if ( ! WP_Upgrader::create_lock( 'auto_updater' ) ) + return; + + // Don't automatically run these thins, as we'll handle it ourselves + remove_action( 'upgrader_process_complete', array( 'Language_Pack_Upgrader', 'async_upgrade' ), 20 ); + remove_action( 'upgrader_process_complete', 'wp_version_check' ); + remove_action( 'upgrader_process_complete', 'wp_update_plugins' ); + remove_action( 'upgrader_process_complete', 'wp_update_themes' ); + + // Next, Plugins + wp_update_plugins(); // Check for Plugin updates + $plugin_updates = get_site_transient( 'update_plugins' ); + if ( $plugin_updates && !empty( $plugin_updates->response ) ) { + foreach ( $plugin_updates->response as $plugin ) { + $this->update( 'plugin', $plugin ); + } + // Force refresh of plugin update information + wp_clean_plugins_cache(); + } + + // Next, those themes we all love + wp_update_themes(); // Check for Theme updates + $theme_updates = get_site_transient( 'update_themes' ); + if ( $theme_updates && !empty( $theme_updates->response ) ) { + foreach ( $theme_updates->response as $theme ) { + $this->update( 'theme', (object) $theme ); + } + // Force refresh of theme update information + wp_clean_themes_cache(); + } + + // Next, Process any core update + wp_version_check(); // Check for Core updates + $core_update = find_core_auto_update(); + + if ( $core_update ) + $this->update( 'core', $core_update ); + + // Clean up, and check for any pending translations + // (Core_Upgrader checks for core updates) + $theme_stats = array(); + if ( isset( $this->update_results['theme'] ) ) { + foreach ( $this->update_results['theme'] as $upgrade ) { + $theme_stats[ $upgrade->item->theme ] = ( true === $upgrade->result ); + } + } + wp_update_themes( $theme_stats ); // Check for Theme updates + + $plugin_stats = array(); + if ( isset( $this->update_results['plugin'] ) ) { + foreach ( $this->update_results['plugin'] as $upgrade ) { + $plugin_stats[ $upgrade->item->plugin ] = ( true === $upgrade->result ); + } + } + wp_update_plugins( $plugin_stats ); // Check for Plugin updates + + // Finally, Process any new translations + $language_updates = wp_get_translation_updates(); + if ( $language_updates ) { + foreach ( $language_updates as $update ) { + $this->update( 'translation', $update ); + } + + // Clear existing caches + wp_clean_update_cache(); + + wp_version_check(); // check for Core updates + wp_update_themes(); // Check for Theme updates + wp_update_plugins(); // Check for Plugin updates + } + + // Send debugging email to admin for all development installations. + if ( ! empty( $this->update_results ) ) { + $development_version = false !== strpos( get_bloginfo( 'version' ), '-' ); + + /** + * Filters whether to send a debugging email for each automatic background update. + * + * @since 3.7.0 + * + * @param bool $development_version By default, emails are sent if the + * install is a development version. + * Return false to avoid the email. + */ + if ( apply_filters( 'automatic_updates_send_debug_email', $development_version ) ) + $this->send_debug_email(); + + if ( ! empty( $this->update_results['core'] ) ) + $this->after_core_update( $this->update_results['core'][0] ); + + /** + * Fires after all automatic updates have run. + * + * @since 3.8.0 + * + * @param array $update_results The results of all attempted updates. + */ + do_action( 'automatic_updates_complete', $this->update_results ); + } + + WP_Upgrader::release_lock( 'auto_updater' ); + } + + /** + * If we tried to perform a core update, check if we should send an email, + * and if we need to avoid processing future updates. + * + * @since 3.7.0 + * + * @param object $update_result The result of the core update. Includes the update offer and result. + */ + protected function after_core_update( $update_result ) { + $wp_version = get_bloginfo( 'version' ); + + $core_update = $update_result->item; + $result = $update_result->result; + + if ( ! is_wp_error( $result ) ) { + $this->send_email( 'success', $core_update ); + return; + } + + $error_code = $result->get_error_code(); + + // Any of these WP_Error codes are critical failures, as in they occurred after we started to copy core files. + // We should not try to perform a background update again until there is a successful one-click update performed by the user. + $critical = false; + if ( $error_code === 'disk_full' || false !== strpos( $error_code, '__copy_dir' ) ) { + $critical = true; + } elseif ( $error_code === 'rollback_was_required' && is_wp_error( $result->get_error_data()->rollback ) ) { + // A rollback is only critical if it failed too. + $critical = true; + $rollback_result = $result->get_error_data()->rollback; + } elseif ( false !== strpos( $error_code, 'do_rollback' ) ) { + $critical = true; + } + + if ( $critical ) { + $critical_data = array( + 'attempted' => $core_update->current, + 'current' => $wp_version, + 'error_code' => $error_code, + 'error_data' => $result->get_error_data(), + 'timestamp' => time(), + 'critical' => true, + ); + if ( isset( $rollback_result ) ) { + $critical_data['rollback_code'] = $rollback_result->get_error_code(); + $critical_data['rollback_data'] = $rollback_result->get_error_data(); + } + update_site_option( 'auto_core_update_failed', $critical_data ); + $this->send_email( 'critical', $core_update, $result ); + return; + } + + /* + * Any other WP_Error code (like download_failed or files_not_writable) occurs before + * we tried to copy over core files. Thus, the failures are early and graceful. + * + * We should avoid trying to perform a background update again for the same version. + * But we can try again if another version is released. + * + * For certain 'transient' failures, like download_failed, we should allow retries. + * In fact, let's schedule a special update for an hour from now. (It's possible + * the issue could actually be on WordPress.org's side.) If that one fails, then email. + */ + $send = true; + $transient_failures = array( 'incompatible_archive', 'download_failed', 'insane_distro', 'locked' ); + if ( in_array( $error_code, $transient_failures ) && ! get_site_option( 'auto_core_update_failed' ) ) { + wp_schedule_single_event( time() + HOUR_IN_SECONDS, 'wp_maybe_auto_update' ); + $send = false; + } + + $n = get_site_option( 'auto_core_update_notified' ); + // Don't notify if we've already notified the same email address of the same version of the same notification type. + if ( $n && 'fail' == $n['type'] && $n['email'] == get_site_option( 'admin_email' ) && $n['version'] == $core_update->current ) + $send = false; + + update_site_option( 'auto_core_update_failed', array( + 'attempted' => $core_update->current, + 'current' => $wp_version, + 'error_code' => $error_code, + 'error_data' => $result->get_error_data(), + 'timestamp' => time(), + 'retry' => in_array( $error_code, $transient_failures ), + ) ); + + if ( $send ) + $this->send_email( 'fail', $core_update, $result ); + } + + /** + * Sends an email upon the completion or failure of a background core update. + * + * @since 3.7.0 + * + * @param string $type The type of email to send. Can be one of 'success', 'fail', 'manual', 'critical'. + * @param object $core_update The update offer that was attempted. + * @param mixed $result Optional. The result for the core update. Can be WP_Error. + */ + protected function send_email( $type, $core_update, $result = null ) { + update_site_option( 'auto_core_update_notified', array( + 'type' => $type, + 'email' => get_site_option( 'admin_email' ), + 'version' => $core_update->current, + 'timestamp' => time(), + ) ); + + $next_user_core_update = get_preferred_from_update_core(); + // If the update transient is empty, use the update we just performed + if ( ! $next_user_core_update ) + $next_user_core_update = $core_update; + $newer_version_available = ( 'upgrade' == $next_user_core_update->response && version_compare( $next_user_core_update->version, $core_update->version, '>' ) ); + + /** + * Filters whether to send an email following an automatic background core update. + * + * @since 3.7.0 + * + * @param bool $send Whether to send the email. Default true. + * @param string $type The type of email to send. Can be one of + * 'success', 'fail', 'critical'. + * @param object $core_update The update offer that was attempted. + * @param mixed $result The result for the core update. Can be WP_Error. + */ + if ( 'manual' !== $type && ! apply_filters( 'auto_core_update_send_email', true, $type, $core_update, $result ) ) + return; + + switch ( $type ) { + case 'success' : // We updated. + /* translators: 1: Site name, 2: WordPress version number. */ + $subject = __( '[%1$s] Your site has updated to WordPress %2$s' ); + break; + + case 'fail' : // We tried to update but couldn't. + case 'manual' : // We can't update (and made no attempt). + /* translators: 1: Site name, 2: WordPress version number. */ + $subject = __( '[%1$s] WordPress %2$s is available. Please update!' ); + break; + + case 'critical' : // We tried to update, started to copy files, then things went wrong. + /* translators: 1: Site name. */ + $subject = __( '[%1$s] URGENT: Your site may be down due to a failed update' ); + break; + + default : + return; + } + + // If the auto update is not to the latest version, say that the current version of WP is available instead. + $version = 'success' === $type ? $core_update->current : $next_user_core_update->current; + $subject = sprintf( $subject, wp_specialchars_decode( get_option( 'blogname' ), ENT_QUOTES ), $version ); + + $body = ''; + + switch ( $type ) { + case 'success' : + $body .= sprintf( __( 'Howdy! Your site at %1$s has been updated automatically to WordPress %2$s.' ), home_url(), $core_update->current ); + $body .= "\n\n"; + if ( ! $newer_version_available ) + $body .= __( 'No further action is needed on your part.' ) . ' '; + + // Can only reference the About screen if their update was successful. + list( $about_version ) = explode( '-', $core_update->current, 2 ); + $body .= sprintf( __( "For more on version %s, see the About WordPress screen:" ), $about_version ); + $body .= "\n" . admin_url( 'about.php' ); + + if ( $newer_version_available ) { + $body .= "\n\n" . sprintf( __( 'WordPress %s is also now available.' ), $next_user_core_update->current ) . ' '; + $body .= __( 'Updating is easy and only takes a few moments:' ); + $body .= "\n" . network_admin_url( 'update-core.php' ); + } + + break; + + case 'fail' : + case 'manual' : + $body .= sprintf( __( 'Please update your site at %1$s to WordPress %2$s.' ), home_url(), $next_user_core_update->current ); + + $body .= "\n\n"; + + // Don't show this message if there is a newer version available. + // Potential for confusion, and also not useful for them to know at this point. + if ( 'fail' == $type && ! $newer_version_available ) + $body .= __( 'We tried but were unable to update your site automatically.' ) . ' '; + + $body .= __( 'Updating is easy and only takes a few moments:' ); + $body .= "\n" . network_admin_url( 'update-core.php' ); + break; + + case 'critical' : + if ( $newer_version_available ) + $body .= sprintf( __( 'Your site at %1$s experienced a critical failure while trying to update WordPress to version %2$s.' ), home_url(), $core_update->current ); + else + $body .= sprintf( __( 'Your site at %1$s experienced a critical failure while trying to update to the latest version of WordPress, %2$s.' ), home_url(), $core_update->current ); + + $body .= "\n\n" . __( "This means your site may be offline or broken. Don't panic; this can be fixed." ); + + $body .= "\n\n" . __( "Please check out your site now. It's possible that everything is working. If it says you need to update, you should do so:" ); + $body .= "\n" . network_admin_url( 'update-core.php' ); + break; + } + + $critical_support = 'critical' === $type && ! empty( $core_update->support_email ); + if ( $critical_support ) { + // Support offer if available. + $body .= "\n\n" . sprintf( __( "The WordPress team is willing to help you. Forward this email to %s and the team will work with you to make sure your site is working." ), $core_update->support_email ); + } else { + // Add a note about the support forums. + $body .= "\n\n" . __( 'If you experience any issues or need support, the volunteers in the WordPress.org support forums may be able to help.' ); + $body .= "\n" . __( 'https://wordpress.org/support/' ); + } + + // Updates are important! + if ( $type != 'success' || $newer_version_available ) { + $body .= "\n\n" . __( 'Keeping your site updated is important for security. It also makes the internet a safer place for you and your readers.' ); + } + + if ( $critical_support ) { + $body .= " " . __( "If you reach out to us, we'll also ensure you'll never have this problem again." ); + } + + // If things are successful and we're now on the latest, mention plugins and themes if any are out of date. + if ( $type == 'success' && ! $newer_version_available && ( get_plugin_updates() || get_theme_updates() ) ) { + $body .= "\n\n" . __( 'You also have some plugins or themes with updates available. Update them now:' ); + $body .= "\n" . network_admin_url(); + } + + $body .= "\n\n" . __( 'The WordPress Team' ) . "\n"; + + if ( 'critical' == $type && is_wp_error( $result ) ) { + $body .= "\n***\n\n"; + $body .= sprintf( __( 'Your site was running version %s.' ), get_bloginfo( 'version' ) ); + $body .= ' ' . __( 'We have some data that describes the error your site encountered.' ); + $body .= ' ' . __( 'Your hosting company, support forum volunteers, or a friendly developer may be able to use this information to help you:' ); + + // If we had a rollback and we're still critical, then the rollback failed too. + // Loop through all errors (the main WP_Error, the update result, the rollback result) for code, data, etc. + if ( 'rollback_was_required' == $result->get_error_code() ) + $errors = array( $result, $result->get_error_data()->update, $result->get_error_data()->rollback ); + else + $errors = array( $result ); + + foreach ( $errors as $error ) { + if ( ! is_wp_error( $error ) ) + continue; + $error_code = $error->get_error_code(); + $body .= "\n\n" . sprintf( __( "Error code: %s" ), $error_code ); + if ( 'rollback_was_required' == $error_code ) + continue; + if ( $error->get_error_message() ) + $body .= "\n" . $error->get_error_message(); + $error_data = $error->get_error_data(); + if ( $error_data ) + $body .= "\n" . implode( ', ', (array) $error_data ); + } + $body .= "\n"; + } + + $to = get_site_option( 'admin_email' ); + $headers = ''; + + $email = compact( 'to', 'subject', 'body', 'headers' ); + + /** + * Filters the email sent following an automatic background core update. + * + * @since 3.7.0 + * + * @param array $email { + * Array of email arguments that will be passed to wp_mail(). + * + * @type string $to The email recipient. An array of emails + * can be returned, as handled by wp_mail(). + * @type string $subject The email's subject. + * @type string $body The email message body. + * @type string $headers Any email headers, defaults to no headers. + * } + * @param string $type The type of email being sent. Can be one of + * 'success', 'fail', 'manual', 'critical'. + * @param object $core_update The update offer that was attempted. + * @param mixed $result The result for the core update. Can be WP_Error. + */ + $email = apply_filters( 'auto_core_update_email', $email, $type, $core_update, $result ); + + wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] ); + } + + /** + * Prepares and sends an email of a full log of background update results, useful for debugging and geekery. + * + * @since 3.7.0 + */ + protected function send_debug_email() { + $update_count = 0; + foreach ( $this->update_results as $type => $updates ) + $update_count += count( $updates ); + + $body = array(); + $failures = 0; + + $body[] = sprintf( __( 'WordPress site: %s' ), network_home_url( '/' ) ); + + // Core + if ( isset( $this->update_results['core'] ) ) { + $result = $this->update_results['core'][0]; + if ( $result->result && ! is_wp_error( $result->result ) ) { + $body[] = sprintf( __( 'SUCCESS: WordPress was successfully updated to %s' ), $result->name ); + } else { + $body[] = sprintf( __( 'FAILED: WordPress failed to update to %s' ), $result->name ); + $failures++; + } + $body[] = ''; + } + + // Plugins, Themes, Translations + foreach ( array( 'plugin', 'theme', 'translation' ) as $type ) { + if ( ! isset( $this->update_results[ $type ] ) ) + continue; + $success_items = wp_list_filter( $this->update_results[ $type ], array( 'result' => true ) ); + if ( $success_items ) { + $messages = array( + 'plugin' => __( 'The following plugins were successfully updated:' ), + 'theme' => __( 'The following themes were successfully updated:' ), + 'translation' => __( 'The following translations were successfully updated:' ), + ); + + $body[] = $messages[ $type ]; + foreach ( wp_list_pluck( $success_items, 'name' ) as $name ) { + $body[] = ' * ' . sprintf( __( 'SUCCESS: %s' ), $name ); + } + } + if ( $success_items != $this->update_results[ $type ] ) { + // Failed updates + $messages = array( + 'plugin' => __( 'The following plugins failed to update:' ), + 'theme' => __( 'The following themes failed to update:' ), + 'translation' => __( 'The following translations failed to update:' ), + ); + + $body[] = $messages[ $type ]; + foreach ( $this->update_results[ $type ] as $item ) { + if ( ! $item->result || is_wp_error( $item->result ) ) { + $body[] = ' * ' . sprintf( __( 'FAILED: %s' ), $item->name ); + $failures++; + } + } + } + $body[] = ''; + } + + $site_title = wp_specialchars_decode( get_bloginfo( 'name' ), ENT_QUOTES ); + if ( $failures ) { + $body[] = trim( __( +"BETA TESTING? +============= + +This debugging email is sent when you are using a development version of WordPress. + +If you think these failures might be due to a bug in WordPress, could you report it? + * Open a thread in the support forums: https://wordpress.org/support/forum/alphabeta + * Or, if you're comfortable writing a bug report: https://core.trac.wordpress.org/ + +Thanks! -- The WordPress Team" ) ); + $body[] = ''; + + $subject = sprintf( __( '[%s] There were failures during background updates' ), $site_title ); + } else { + $subject = sprintf( __( '[%s] Background updates have finished' ), $site_title ); + } + + $body[] = trim( __( +'UPDATE LOG +==========' ) ); + $body[] = ''; + + foreach ( array( 'core', 'plugin', 'theme', 'translation' ) as $type ) { + if ( ! isset( $this->update_results[ $type ] ) ) + continue; + foreach ( $this->update_results[ $type ] as $update ) { + $body[] = $update->name; + $body[] = str_repeat( '-', strlen( $update->name ) ); + foreach ( $update->messages as $message ) + $body[] = " " . html_entity_decode( str_replace( '…', '...', $message ) ); + if ( is_wp_error( $update->result ) ) { + $results = array( 'update' => $update->result ); + // If we rolled back, we want to know an error that occurred then too. + if ( 'rollback_was_required' === $update->result->get_error_code() ) + $results = (array) $update->result->get_error_data(); + foreach ( $results as $result_type => $result ) { + if ( ! is_wp_error( $result ) ) + continue; + + if ( 'rollback' === $result_type ) { + /* translators: 1: Error code, 2: Error message. */ + $body[] = ' ' . sprintf( __( 'Rollback Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() ); + } else { + /* translators: 1: Error code, 2: Error message. */ + $body[] = ' ' . sprintf( __( 'Error: [%1$s] %2$s' ), $result->get_error_code(), $result->get_error_message() ); + } + + if ( $result->get_error_data() ) + $body[] = ' ' . implode( ', ', (array) $result->get_error_data() ); + } + } + $body[] = ''; + } + } + + $email = array( + 'to' => get_site_option( 'admin_email' ), + 'subject' => $subject, + 'body' => implode( "\n", $body ), + 'headers' => '' + ); + + /** + * Filters the debug email that can be sent following an automatic + * background core update. + * + * @since 3.8.0 + * + * @param array $email { + * Array of email arguments that will be passed to wp_mail(). + * + * @type string $to The email recipient. An array of emails + * can be returned, as handled by wp_mail(). + * @type string $subject Email subject. + * @type string $body Email message body. + * @type string $headers Any email headers. Default empty. + * } + * @param int $failures The number of failures encountered while upgrading. + * @param mixed $results The results of all attempted updates. + */ + $email = apply_filters( 'automatic_updates_debug_email', $email, $failures, $this->update_results ); + + wp_mail( $email['to'], wp_specialchars_decode( $email['subject'] ), $email['body'], $email['headers'] ); + } +}