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<?php
/**
* WPSEO plugin file.
*
* @package WPSEO\Admin
*/
/**
* Performs the load on admin side.
*/
class WPSEO_Admin_Init {
/**
* Holds the global `$pagenow` variable's value.
*
* @var string
*/
private $pagenow;
/**
* Holds the asset manager.
*
* @var WPSEO_Admin_Asset_Manager
*/
private $asset_manager;
/**
* Class constructor.
*/
public function __construct() {
$GLOBALS['wpseo_admin'] = new WPSEO_Admin();
$this->pagenow = $GLOBALS['pagenow'];
$this->asset_manager = new WPSEO_Admin_Asset_Manager();
add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_dismissible' ] );
add_action( 'admin_init', [ $this, 'unsupported_php_notice' ], 15 );
add_action( 'admin_init', [ $this, 'remove_translations_notification' ], 15 );
add_action( 'admin_init', [ $this->asset_manager, 'register_assets' ] );
add_action( 'admin_init', [ $this, 'show_hook_deprecation_warnings' ] );
add_action( 'admin_init', [ 'WPSEO_Plugin_Conflict', 'hook_check_for_plugin_conflicts' ] );
add_action( 'admin_notices', [ $this, 'permalink_settings_notice' ] );
add_action( 'post_submitbox_misc_actions', [ $this, 'add_publish_box_section' ] );
$this->load_meta_boxes();
$this->load_taxonomy_class();
$this->load_admin_page_class();
$this->load_admin_user_class();
$this->load_xml_sitemaps_admin();
$this->load_plugin_suggestions();
}
/**
* Enqueue our styling for dismissible yoast notifications.
*
* @return void
*/
public function enqueue_dismissible() {
$this->asset_manager->enqueue_style( 'dismissible' );
}
/**
* Removes any notification for incomplete translations.
*
* @return void
*/
public function remove_translations_notification() {
$notification_center = Yoast_Notification_Center::get();
$notification_center->remove_notification_by_id( 'i18nModuleTranslationAssistance' );
}
/**
* Creates an unsupported PHP version notification in the notification center.
*
* @return void
*/
public function unsupported_php_notice() {
$notification_center = Yoast_Notification_Center::get();
$notification_center->remove_notification_by_id( 'wpseo-dismiss-unsupported-php' );
}
/**
* Gets the latest released major WordPress version from the WordPress stable-check api.
*
* @return float|int The latest released major WordPress version. 0 when the stable-check API doesn't respond.
*/
private function get_latest_major_wordpress_version() {
$core_updates = get_core_updates( [ 'dismissed' => true ] );
if ( $core_updates === false ) {
return 0;
}
$wp_version_latest = get_bloginfo( 'version' );
foreach ( $core_updates as $update ) {
if ( $update->response === 'upgrade' && version_compare( $update->version, $wp_version_latest, '>' ) ) {
$wp_version_latest = $update->version;
}
}
// Strip the patch version and convert to a float.
return (float) $wp_version_latest;
}
/**
* Helper to verify if the user is currently visiting one of our admin pages.
*
* @return bool
*/
private function on_wpseo_admin_page() {
// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.
if ( ! isset( $_GET['page'] ) || ! is_string( $_GET['page'] ) ) {
return false;
}
if ( $this->pagenow !== 'admin.php' ) {
return false;
}
// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- Reason: We are not processing form information.
$current_page = sanitize_text_field( wp_unslash( $_GET['page'] ) );
return strpos( $current_page, 'wpseo' ) === 0;
}
/**
* Whether we should load the meta box classes.
*
* @return bool true if we should load the meta box classes, false otherwise.
*/
private function should_load_meta_boxes() {
/**
* Filter: 'wpseo_always_register_metaboxes_on_admin' - Allow developers to change whether
* the WPSEO metaboxes are only registered on the typical pages (lean loading) or always
* registered when in admin.
*
* @param bool $register_metaboxes Whether to always register the metaboxes or not. Defaults to false.
*/
if ( apply_filters( 'wpseo_always_register_metaboxes_on_admin', false ) ) {
return true;
}
// If we are in a post editor.
if ( WPSEO_Metabox::is_post_overview( $this->pagenow ) || WPSEO_Metabox::is_post_edit( $this->pagenow ) ) {
return true;
}
// If we are doing an inline save.
if ( check_ajax_referer( 'inlineeditnonce', '_inline_edit', false ) && isset( $_POST['action'] ) && sanitize_text_field( wp_unslash( $_POST['action'] ) ) === 'inline-save' ) {
return true;
}
return false;
}
/**
* Determine whether we should load the meta box class and if so, load it.
*
* @return void
*/
private function load_meta_boxes() {
if ( $this->should_load_meta_boxes() ) {
$GLOBALS['wpseo_metabox'] = new WPSEO_Metabox();
$GLOBALS['wpseo_meta_columns'] = new WPSEO_Meta_Columns();
}
}
/**
* Determine if we should load our taxonomy edit class and if so, load it.
*
* @return void
*/
private function load_taxonomy_class() {
if (
WPSEO_Taxonomy::is_term_edit( $this->pagenow )
|| WPSEO_Taxonomy::is_term_overview( $this->pagenow )
) {
new WPSEO_Taxonomy();
}
}
/**
* Determine if we should load our admin pages class and if so, load it.
*
* Loads admin page class for all admin pages starting with `wpseo_`.
*
* @return void
*/
private function load_admin_user_class() {
if ( in_array( $this->pagenow, [ 'user-edit.php', 'profile.php' ], true )
&& current_user_can( 'edit_users' )
) {
new WPSEO_Admin_User_Profile();
}
}
/**
* Determine if we should load our admin pages class and if so, load it.
*
* Loads admin page class for all admin pages starting with `wpseo_`.
*
* @return void
*/
private function load_admin_page_class() {
if ( $this->on_wpseo_admin_page() ) {
// For backwards compatabilty, this still needs a global, for now...
$GLOBALS['wpseo_admin_pages'] = new WPSEO_Admin_Pages();
$page = null;
// 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'] ) );
}
// Only renders Yoast SEO Premium upsells when the page is a Yoast SEO page.
if ( $page !== null && WPSEO_Utils::is_yoast_seo_free_page( $page ) ) {
$this->register_premium_upsell_admin_block();
}
}
}
/**
* Loads the plugin suggestions.
*
* @return void
*/
private function load_plugin_suggestions() {
$suggestions = new WPSEO_Suggested_Plugins( new WPSEO_Plugin_Availability(), Yoast_Notification_Center::get() );
$suggestions->register_hooks();
}
/**
* Registers the Premium Upsell Admin Block.
*
* @return void
*/
private function register_premium_upsell_admin_block() {
if ( ! YoastSEO()->helpers->product->is_premium() ) {
$upsell_block = new WPSEO_Premium_Upsell_Admin_Block( 'wpseo_admin_promo_footer' );
$upsell_block->register_hooks();
}
}
/**
* See if we should start our XML Sitemaps Admin class.
*
* @return void
*/
private function load_xml_sitemaps_admin() {
if ( WPSEO_Options::get( 'enable_xml_sitemap', false, [ 'wpseo' ] ) ) {
new WPSEO_Sitemaps_Admin();
}
}
/**
* Shows deprecation warnings to the user if a plugin has registered a filter we have deprecated.
*
* @return void
*/
public function show_hook_deprecation_warnings() {
global $wp_filter;
if ( wp_doing_ajax() ) {
return;
}
// WordPress hooks that have been deprecated since a Yoast SEO version.
$deprecated_filters = [
'wpseo_genesis_force_adjacent_rel_home' => [
'version' => '9.4',
'alternative' => null,
],
'wpseo_opengraph' => [
'version' => '14.0',
'alternative' => null,
],
'wpseo_twitter' => [
'version' => '14.0',
'alternative' => null,
],
'wpseo_twitter_taxonomy_image' => [
'version' => '14.0',
'alternative' => null,
],
'wpseo_twitter_metatag_key' => [
'version' => '14.0',
'alternative' => null,
],
'wp_seo_get_bc_ancestors' => [
'version' => '14.0',
'alternative' => 'wpseo_breadcrumb_links',
],
'validate_facebook_app_id_api_response_code' => [
'version' => '15.5',
'alternative' => null,
],
'validate_facebook_app_id_api_response_body' => [
'version' => '15.5',
'alternative' => null,
],
];
// Determine which filters have been registered.
$deprecated_notices = array_intersect(
array_keys( $deprecated_filters ),
array_keys( $wp_filter ),
);
// Show notice for each deprecated filter or action that has been registered.
foreach ( $deprecated_notices as $deprecated_filter ) {
$deprecation_info = $deprecated_filters[ $deprecated_filter ];
// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Only uses the hardcoded values from above.
_deprecated_hook(
$deprecated_filter,
'WPSEO ' . $deprecation_info['version'],
$deprecation_info['alternative'],
);
// phpcs:enable
}
}
/**
* Check if the permalink uses %postname%.
*
* @return bool
*/
private function has_postname_in_permalink() {
return ( strpos( get_option( 'permalink_structure' ), '%postname%' ) !== false );
}
/**
* Shows a notice on the permalink settings page.
*
* @return void
*/
public function permalink_settings_notice() {
global $pagenow;
if ( $pagenow === 'options-permalink.php' ) {
printf(
'<div class="notice notice-warning"><p><strong>%1$s</strong><br>%2$s<br><a href="%3$s" target="_blank">%4$s</a></p></div>',
esc_html__( 'WARNING:', 'wordpress-seo' ),
sprintf(
/* translators: %1$s and %2$s expand to <em> items to emphasize the word in the middle. */
esc_html__( 'Changing your permalinks settings can seriously impact your search engine visibility. It should almost %1$s never %2$s be done on a live website.', 'wordpress-seo' ),
'<em>',
'</em>',
),
esc_url( WPSEO_Shortlinker::get( 'https://yoa.st/why-permalinks/' ) ),
// The link's content.
esc_html__( 'Learn about why permalinks are important for SEO.', 'wordpress-seo' ),
);
}
}
/**
* Adds a custom Yoast section within the Classic Editor publish box.
*
* @param WP_Post $post The current post object.
*
* @return void
*/
public function add_publish_box_section( $post ) {
if ( in_array( $this->pagenow, [ 'post.php', 'post-new.php' ], true ) ) {
?>
<div id="yoast-seo-publishbox-section"></div>
<?php
/**
* Fires after the post time/date setting in the Publish meta box.
*
* @param WP_Post $post The current post object.
*/
do_action( 'wpseo_publishbox_misc_actions', $post );
}
}
}