View file File name : class-yoast-notifications.php Content :<?php /** * WPSEO plugin file. * * @package WPSEO\Admin\Notifications */ /** * Class Yoast_Notifications. */ class Yoast_Notifications { /** * Holds the admin page's ID. * * @var string */ public const ADMIN_PAGE = 'wpseo_dashboard'; /** * Total notifications count. * * @var int */ private static $notification_count = 0; /** * All error notifications. * * @var array */ private static $errors = []; /** * Active errors. * * @var array */ private static $active_errors = []; /** * Dismissed errors. * * @var array */ private static $dismissed_errors = []; /** * All warning notifications. * * @var array */ private static $warnings = []; /** * Active warnings. * * @var array */ private static $active_warnings = []; /** * Dismissed warnings. * * @var array */ private static $dismissed_warnings = []; /** * Yoast_Notifications constructor. */ public function __construct() { $this->add_hooks(); } /** * Add hooks * * @return void */ private function add_hooks() { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information. if ( isset( $_GET['page'] ) && is_string( $_GET['page'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information. $page = sanitize_text_field( wp_unslash( $_GET['page'] ) ); if ( $page === self::ADMIN_PAGE ) { add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_assets' ] ); } } // Needed for adminbar and Notifications page. add_action( 'admin_init', [ self::class, 'collect_notifications' ], 99 ); // Add AJAX hooks. add_action( 'wp_ajax_yoast_dismiss_notification', [ $this, 'ajax_dismiss_notification' ] ); add_action( 'wp_ajax_yoast_restore_notification', [ $this, 'ajax_restore_notification' ] ); } /** * Enqueue assets. * * @return void */ public function enqueue_assets() { $asset_manager = new WPSEO_Admin_Asset_Manager(); $asset_manager->enqueue_style( 'notifications' ); } /** * Handle ajax request to dismiss a notification. * * @return void */ public function ajax_dismiss_notification() { $notification = $this->get_notification_from_ajax_request(); if ( $notification ) { $notification_center = Yoast_Notification_Center::get(); $notification_center->maybe_dismiss_notification( $notification ); $this->output_ajax_response( $notification->get_type() ); } wp_die(); } /** * Handle ajax request to restore a notification. * * @return void */ public function ajax_restore_notification() { $notification = $this->get_notification_from_ajax_request(); if ( $notification ) { $notification_center = Yoast_Notification_Center::get(); $notification_center->restore_notification( $notification ); $this->output_ajax_response( $notification->get_type() ); } wp_die(); } /** * Create AJAX response data. * * @param string $type Notification type. * * @return void */ private function output_ajax_response( $type ) { $html = $this->get_view_html( $type ); // phpcs:disable WordPress.Security.EscapeOutput -- Reason: WPSEO_Utils::format_json_encode is safe. echo WPSEO_Utils::format_json_encode( [ 'html' => $html, 'total' => self::get_active_notification_count(), ] ); // phpcs:enable -- Reason: WPSEO_Utils::format_json_encode is safe. } /** * Get the HTML to return in the AJAX request. * * @param string $type Notification type. * * @return bool|string */ private function get_view_html( $type ) { switch ( $type ) { case 'error': $view = 'errors'; break; case 'warning': default: $view = 'warnings'; break; } // Re-collect notifications. self::collect_notifications(); /** * Stops PHPStorm from nagging about this variable being unused. The variable is used in the view. * * @noinspection PhpUnusedLocalVariableInspection */ $notifications_data = self::get_template_variables(); ob_start(); include WPSEO_PATH . 'admin/views/partial-notifications-' . $view . '.php'; $html = ob_get_clean(); return $html; } /** * Extract the Yoast Notification from the AJAX request. * * This function does not handle nonce verification. * * @return Yoast_Notification|null A Yoast_Notification on success, null on failure. */ private function get_notification_from_ajax_request() { // phpcs:ignore WordPress.Security.NonceVerification.Missing -- Reason: This function does not handle nonce verification. if ( ! isset( $_POST['notification'] ) || ! is_string( $_POST['notification'] ) ) { return null; } // phpcs:ignore WordPress.Security.NonceVerification.Missing -- Reason: This function does not handle nonce verification. $notification_id = sanitize_text_field( wp_unslash( $_POST['notification'] ) ); if ( empty( $notification_id ) ) { return null; } $notification_center = Yoast_Notification_Center::get(); return $notification_center->get_notification_by_id( $notification_id ); } /** * Collect the notifications and group them together. * * @return void */ public static function collect_notifications() { $notification_center = Yoast_Notification_Center::get(); $notifications = $notification_center->get_sorted_notifications(); self::$notification_count = count( $notifications ); self::$errors = array_filter( $notifications, [ self::class, 'filter_error_notifications' ] ); self::$dismissed_errors = array_filter( self::$errors, [ self::class, 'filter_dismissed_notifications' ] ); self::$active_errors = array_diff( self::$errors, self::$dismissed_errors ); self::$warnings = array_filter( $notifications, [ self::class, 'filter_warning_notifications' ] ); self::$dismissed_warnings = array_filter( self::$warnings, [ self::class, 'filter_dismissed_notifications' ] ); self::$active_warnings = array_diff( self::$warnings, self::$dismissed_warnings ); } /** * Get the variables needed in the views. * * @return array */ public static function get_template_variables() { return [ 'metrics' => [ 'total' => self::$notification_count, 'active' => self::get_active_notification_count(), 'errors' => count( self::$errors ), 'warnings' => count( self::$warnings ), ], 'errors' => [ 'dismissed' => self::$dismissed_errors, 'active' => self::$active_errors, ], 'warnings' => [ 'dismissed' => self::$dismissed_warnings, 'active' => self::$active_warnings, ], ]; } /** * Get the number of active notifications. * * @return int */ public static function get_active_notification_count() { return ( count( self::$active_errors ) + count( self::$active_warnings ) ); } /** * Filter out any non-errors. * * @param Yoast_Notification $notification Notification to test. * * @return bool */ private static function filter_error_notifications( Yoast_Notification $notification ) { return $notification->get_type() === 'error'; } /** * Filter out any non-warnings. * * @param Yoast_Notification $notification Notification to test. * * @return bool */ private static function filter_warning_notifications( Yoast_Notification $notification ) { return $notification->get_type() !== 'error'; } /** * Filter out any dismissed notifications. * * @param Yoast_Notification $notification Notification to test. * * @return bool */ private static function filter_dismissed_notifications( Yoast_Notification $notification ) { return Yoast_Notification_Center::is_notification_dismissed( $notification ); } } class_alias( Yoast_Notifications::class, 'Yoast_Alerts' );