<?php

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/**

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* WPSEO plugin file.

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*

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* @package WPSEO\Admin

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*/

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/**

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* Performs the load on admin side.

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*/

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class WPSEO_Admin_Init {

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/**

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* Holds the global `$pagenow` variable's value.

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*

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* @var string

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*/

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private $pagenow;

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/**

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* Holds the asset manager.

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*

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* @var WPSEO_Admin_Asset_Manager

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*/

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private $asset_manager;

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/**

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* Class constructor.

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*/

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public function __construct() {

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$GLOBALS['wpseo_admin'] = new WPSEO_Admin();

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$this->pagenow = $GLOBALS['pagenow'];

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$this->asset_manager = new WPSEO_Admin_Asset_Manager();

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add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_dismissible' ] );

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add_action( 'admin_init', [ $this, 'unsupported_php_notice' ], 15 );

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add_action( 'admin_init', [ $this, 'remove_translations_notification' ], 15 );

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add_action( 'admin_init', [ $this->asset_manager, 'register_assets' ] );

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add_action( 'admin_init', [ $this, 'show_hook_deprecation_warnings' ] );

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add_action( 'admin_init', [ 'WPSEO_Plugin_Conflict', 'hook_check_for_plugin_conflicts' ] );

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add_action( 'admin_notices', [ $this, 'permalink_settings_notice' ] );

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add_action( 'post_submitbox_misc_actions', [ $this, 'add_publish_box_section' ] );

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$this->load_meta_boxes();

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$this->load_taxonomy_class();

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$this->load_admin_page_class();

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$this->load_admin_user_class();

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$this->load_xml_sitemaps_admin();

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$this->load_plugin_suggestions();

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}

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/**

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* Enqueue our styling for dismissible yoast notifications.

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*

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* @return void

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*/

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public function enqueue_dismissible() {

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$this->asset_manager->enqueue_style( 'dismissible' );

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}

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/**

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* Removes any notification for incomplete translations.

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*

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* @return void

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*/

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public function remove_translations_notification() {

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$notification_center = Yoast_Notification_Center::get();

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$notification_center->remove_notification_by_id( 'i18nModuleTranslationAssistance' );

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}

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/**

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* Creates an unsupported PHP version notification in the notification center.

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*

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* @return void

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*/

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public function unsupported_php_notice() {

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$notification_center = Yoast_Notification_Center::get();

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$notification_center->remove_notification_by_id( 'wpseo-dismiss-unsupported-php' );

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}

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/**

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* Gets the latest released major WordPress version from the WordPress stable-check api.

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*

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* @return float|int The latest released major WordPress version. 0 when the stable-check API doesn't respond.

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*/

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private function get_latest_major_wordpress_version() {

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$core_updates = get_core_updates( [ 'dismissed' => true ] );

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if ( $core_updates === false ) {

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return 0;

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}

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$wp_version_latest = get_bloginfo( 'version' );

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foreach ( $core_updates as $update ) {

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if ( $update->response === 'upgrade' && version_compare( $update->version, $wp_version_latest, '>' ) ) {

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$wp_version_latest = $update->version;

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}

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}

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// Strip the patch version and convert to a float.

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return (float) $wp_version_latest;

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}

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/**

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* Helper to verify if the user is currently visiting one of our admin pages.

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*

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* @return bool

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*/

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private function on_wpseo_admin_page() {

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.

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if ( ! isset( $_GET['page'] ) || ! is_string( $_GET['page'] ) ) {

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return false;

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}

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if ( $this->pagenow !== 'admin.php' ) {

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return false;

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}

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.

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$current_page = sanitize_text_field( wp_unslash( $_GET['page'] ) );

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return strpos( $current_page, 'wpseo' ) === 0;

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}

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/**

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* Whether we should load the meta box classes.

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*

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* @return bool true if we should load the meta box classes, false otherwise.

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*/

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private function should_load_meta_boxes() {

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/**

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* Filter: 'wpseo_always_register_metaboxes_on_admin' - Allow developers to change whether

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* the WPSEO metaboxes are only registered on the typical pages (lean loading) or always

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* registered when in admin.

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*

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* @param bool $register_metaboxes Whether to always register the metaboxes or not. Defaults to false.

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*/

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if ( apply_filters( 'wpseo_always_register_metaboxes_on_admin', false ) ) {

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return true;

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}

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// If we are in a post editor.

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if ( WPSEO_Metabox::is_post_overview( $this->pagenow ) || WPSEO_Metabox::is_post_edit( $this->pagenow ) ) {

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return true;

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}

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// If we are doing an inline save.

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if ( check_ajax_referer( 'inlineeditnonce', '_inline_edit', false ) && isset( $_POST['action'] ) && sanitize_text_field( wp_unslash( $_POST['action'] ) ) === 'inline-save' ) {

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return true;

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}

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return false;

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}

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/**

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* Determine whether we should load the meta box class and if so, load it.

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*

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* @return void

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*/

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private function load_meta_boxes() {

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if ( $this->should_load_meta_boxes() ) {

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$GLOBALS['wpseo_metabox'] = new WPSEO_Metabox();

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$GLOBALS['wpseo_meta_columns'] = new WPSEO_Meta_Columns();

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}

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}

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/**

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* Determine if we should load our taxonomy edit class and if so, load it.

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*

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* @return void

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*/

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private function load_taxonomy_class() {

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if (

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WPSEO_Taxonomy::is_term_edit( $this->pagenow )

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|| WPSEO_Taxonomy::is_term_overview( $this->pagenow )

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) {

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new WPSEO_Taxonomy();

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}

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}

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/**

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* Determine if we should load our admin pages class and if so, load it.

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*

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* Loads admin page class for all admin pages starting with `wpseo_`.

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*

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* @return void

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*/

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private function load_admin_user_class() {

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if ( in_array( $this->pagenow, [ 'user-edit.php', 'profile.php' ], true )

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&& current_user_can( 'edit_users' )

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) {

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new WPSEO_Admin_User_Profile();

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}

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}

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/**

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* Determine if we should load our admin pages class and if so, load it.

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*

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* Loads admin page class for all admin pages starting with `wpseo_`.

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*

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* @return void

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*/

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private function load_admin_page_class() {

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if ( $this->on_wpseo_admin_page() ) {

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// For backwards compatabilty, this still needs a global, for now...

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$GLOBALS['wpseo_admin_pages'] = new WPSEO_Admin_Pages();

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$page = null;

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.

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if ( isset( $_GET['page'] ) && is_string( $_GET['page'] ) ) {

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// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.

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$page = sanitize_text_field( wp_unslash( $_GET['page'] ) );

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}

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// Only renders Yoast SEO Premium upsells when the page is a Yoast SEO page.

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if ( $page !== null && WPSEO_Utils::is_yoast_seo_free_page( $page ) ) {

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$this->register_premium_upsell_admin_block();

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}

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}

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}

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/**

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* Loads the plugin suggestions.

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*

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* @return void

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*/

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private function load_plugin_suggestions() {

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$suggestions = new WPSEO_Suggested_Plugins( new WPSEO_Plugin_Availability(), Yoast_Notification_Center::get() );

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$suggestions->register_hooks();

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}

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/**

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* Registers the Premium Upsell Admin Block.

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*

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* @return void

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*/

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private function register_premium_upsell_admin_block() {

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if ( ! YoastSEO()->helpers->product->is_premium() ) {

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$upsell_block = new WPSEO_Premium_Upsell_Admin_Block( 'wpseo_admin_promo_footer' );

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$upsell_block->register_hooks();

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}

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}

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/**

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* See if we should start our XML Sitemaps Admin class.

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*

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* @return void

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*/

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private function load_xml_sitemaps_admin() {

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if ( WPSEO_Options::get( 'enable_xml_sitemap', false ) ) {

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new WPSEO_Sitemaps_Admin();

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}

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}

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/**

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* Shows deprecation warnings to the user if a plugin has registered a filter we have deprecated.

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*

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* @return void

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*/

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public function show_hook_deprecation_warnings() {

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global $wp_filter;

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if ( wp_doing_ajax() ) {

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return;

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}

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// WordPress hooks that have been deprecated since a Yoast SEO version.

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$deprecated_filters = [

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'wpseo_genesis_force_adjacent_rel_home' => [

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'version' => '9.4',

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'alternative' => null,

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],

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'wpseo_opengraph' => [

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'version' => '14.0',

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'alternative' => null,

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],

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'wpseo_twitter' => [

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'version' => '14.0',

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'alternative' => null,

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],

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'wpseo_twitter_taxonomy_image' => [

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'version' => '14.0',

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'alternative' => null,

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],

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'wpseo_twitter_metatag_key' => [

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'version' => '14.0',

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'alternative' => null,

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],

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'wp_seo_get_bc_ancestors' => [

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'version' => '14.0',

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'alternative' => 'wpseo_breadcrumb_links',

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],

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'validate_facebook_app_id_api_response_code' => [

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'version' => '15.5',

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'alternative' => null,

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],

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'validate_facebook_app_id_api_response_body' => [

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'version' => '15.5',

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'alternative' => null,

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],

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];

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// Determine which filters have been registered.

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$deprecated_notices = array_intersect(

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array_keys( $deprecated_filters ),

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array_keys( $wp_filter )

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);

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// Show notice for each deprecated filter or action that has been registered.

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foreach ( $deprecated_notices as $deprecated_filter ) {

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$deprecation_info = $deprecated_filters[ $deprecated_filter ];

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// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Only uses the hardcoded values from above.

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_deprecated_hook(

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$deprecated_filter,

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'WPSEO ' . $deprecation_info['version'],

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$deprecation_info['alternative']

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);

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// phpcs:enable

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}

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}

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/**

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* Check if the permalink uses %postname%.

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*

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* @return bool

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*/

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private function has_postname_in_permalink() {

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return ( strpos( get_option( 'permalink_structure' ), '%postname%' ) !== false );

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}

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/**

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* Shows a notice on the permalink settings page.

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*

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* @return void

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*/

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public function permalink_settings_notice() {

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global $pagenow;

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if ( $pagenow === 'options-permalink.php' ) {

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printf(

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'<div class="notice notice-warning"><p><strong>%1$s</strong><br>%2$s<br><a href="%3$s" target="_blank">%4$s</a></p></div>',

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esc_html__( 'WARNING:', 'wordpress-seo' ),

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sprintf(

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/* translators: %1$s and %2$s expand to <em> items to emphasize the word in the middle. */

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esc_html__( 'Changing your permalinks settings can seriously impact your search engine visibility. It should almost %1$s never %2$s be done on a live website.', 'wordpress-seo' ),

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'<em>',

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'</em>'

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),

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esc_url( WPSEO_Shortlinker::get( 'https://yoa.st/why-permalinks/' ) ),

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// The link's content.

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esc_html__( 'Learn about why permalinks are important for SEO.', 'wordpress-seo' )

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);

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}

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}

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/**

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* Adds a custom Yoast section within the Classic Editor publish box.

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*

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* @param WP_Post $post The current post object.

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*

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* @return void

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*/

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public function add_publish_box_section( $post ) {

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if ( in_array( $this->pagenow, [ 'post.php', 'post-new.php' ], true ) ) {

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?>

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<div id="yoast-seo-publishbox-section"></div>

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<?php

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/**

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* Fires after the post time/date setting in the Publish meta box.

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*

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* @param WP_Post $post The current post object.

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*/

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do_action( 'wpseo_publishbox_misc_actions', $post );

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}

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}

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}

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