name : class-bulk-upgrader-skin.php <?php /** * Upgrader API: Bulk_Upgrader_Skin class * * @package WordPress * @subpackage Upgrader * @since 4.6.0 */ /** * Generic Bulk Upgrader Skin for WordPress Upgrades. * * @since 3.0.0 * @since 4.6.0 Moved to its own file from wp-admin/includes/class-wp-upgrader-skins.php. * * @see WP_Upgrader_Skin */ class Bulk_Upgrader_Skin extends WP_Upgrader_Skin { /** * Whether the bulk update process has started. * * @since 3.0.0 * @var bool */ public $in_loop = false; /** * Stores an error message about the update. * * @since 3.0.0 * @var string|false */ public $error = false; /** * Constructor. * * Sets up the generic skin for the Bulk Upgrader classes. * * @since 3.0.0 * * @param array $args */ public function __construct( $args = array() ) { $defaults = array( 'url' => '', 'nonce' => '', ); $args = wp_parse_args( $args, $defaults ); parent::__construct( $args ); } /** * Sets up the strings used in the update process. * * @since 3.0.0 */ public function add_strings() { $this->upgrader->strings['skin_upgrade_start'] = __( 'The update process is starting. This process may take a while on some hosts, so please be patient.' ); /* translators: 1: Title of an update, 2: Error message. */ $this->upgrader->strings['skin_update_failed_error'] = __( 'An error occurred while updating %1$s: %2$s' ); /* translators: %s: Title of an update. */ $this->upgrader->strings['skin_update_failed'] = __( 'The update of %s failed.' ); /* translators: %s: Title of an update. */ $this->upgrader->strings['skin_update_successful'] = __( '%s updated successfully.' ); $this->upgrader->strings['skin_upgrade_end'] = __( 'All updates have been completed.' ); } /** * Displays a message about the update. * * @since 3.0.0 * @since 5.9.0 Renamed `$string` (a PHP reserved keyword) to `$feedback` for PHP 8 named parameter support. * * @param string $feedback Message data. * @param mixed ...$args Optional text replacements. */ public function feedback( $feedback, ...$args ) { if ( isset( $this->upgrader->strings[ $feedback ] ) ) { $feedback = $this->upgrader->strings[ $feedback ]; } if ( str_contains( $feedback, '%' ) ) { if ( $args ) { $args = array_map( 'strip_tags', $args ); $args = array_map( 'esc_html', $args ); $feedback = vsprintf( $feedback, $args ); } } if ( empty( $feedback ) ) { return; } if ( $this->in_loop ) { echo "$feedback<br />\n"; } else { echo "<p>$feedback</p>\n"; } } /** * Displays the header before the update process. * * @since 3.0.0 */ public function header() { // Nothing. This will be displayed within an iframe. } /** * Displays the footer following the update process. * * @since 3.0.0 */ public function footer() { // Nothing. This will be displayed within an iframe. } /** * Displays an error message about the update. * * @since 3.0.0 * @since 5.9.0 Renamed `$error` to `$errors` for PHP 8 named parameter support. * * @param string|WP_Error $errors Errors. */ public function error( $errors ) { if ( is_string( $errors ) && isset( $this->upgrader->strings[ $errors ] ) ) { $this->error = $this->upgrader->strings[ $errors ]; } if ( is_wp_error( $errors ) ) { $messages = array(); foreach ( $errors->get_error_messages() as $emessage ) { if ( $errors->get_error_data() && is_string( $errors->get_error_data() ) ) { $messages[] = $emessage . ' ' . esc_html( strip_tags( $errors->get_error_data() ) ); } else { $messages[] = $emessage; } } $this->error = implode( ', ', $messages ); } echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js( $this->upgrader->update_current ) . '\').hide();</script>'; } /** * Displays the header before the bulk update process. * * @since 3.0.0 */ public function bulk_header() { $this->feedback( 'skin_upgrade_start' ); } /** * Displays the footer following the bulk update process. * * @since 3.0.0 */ public function bulk_footer() { $this->feedback( 'skin_upgrade_end' ); } /** * Performs an action before a bulk update. * * @since 3.0.0 * * @param string $title */ public function before( $title = '' ) { $this->in_loop = true; printf( '<h2>' . $this->upgrader->strings['skin_before_update_header'] . ' <span class="spinner waiting-' . $this->upgrader->update_current . '"></span></h2>', $title, $this->upgrader->update_current, $this->upgrader->update_count ); echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js( $this->upgrader->update_current ) . '\').css("display", "inline-block");</script>'; // This progress messages div gets moved via JavaScript when clicking on "More details.". echo '<div class="update-messages hide-if-js" id="progress-' . esc_attr( $this->upgrader->update_current ) . '"><p>'; $this->flush_output(); } /** * Performs an action following a bulk update. * * @since 3.0.0 * * @param string $title */ public function after( $title = '' ) { echo '</p></div>'; if ( $this->error || ! $this->result ) { if ( $this->error ) { $after_error_message = sprintf( $this->upgrader->strings['skin_update_failed_error'], $title, '<strong>' . $this->error . '</strong>' ); } else { $after_error_message = sprintf( $this->upgrader->strings['skin_update_failed'], $title ); } wp_admin_notice( $after_error_message, array( 'additional_classes' => array( 'error' ), ) ); echo '<script type="text/javascript">jQuery(\'#progress-' . esc_js( $this->upgrader->update_current ) . '\').show();</script>'; } if ( $this->result && ! is_wp_error( $this->result ) ) { if ( ! $this->error ) { echo '<div class="updated js-update-details" data-update-details="progress-' . esc_attr( $this->upgrader->update_current ) . '">' . '<p>' . sprintf( $this->upgrader->strings['skin_update_successful'], $title ) . ' <button type="button" class="hide-if-no-js button-link js-update-details-toggle" aria-expanded="false">' . __( 'More details.' ) . '<span class="dashicons dashicons-arrow-down" aria-hidden="true"></span></button>' . '</p></div>'; } echo '<script type="text/javascript">jQuery(\'.waiting-' . esc_js( $this->upgrader->update_current ) . '\').hide();</script>'; } $this->reset(); $this->flush_output(); } /** * Resets the properties used in the update process. * * @since 3.0.0 */ public function reset() { $this->in_loop = false; $this->error = false; } /** * Flushes all output buffers. * * @since 3.0.0 */ public function flush_output() { wp_ob_end_flush_all(); flush(); } }