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namespace Yoast\WP\SEO\Integrations\Admin;
use WPSEO_Admin_Asset_Manager;
use Yoast\WP\SEO\Conditionals\Import_Tool_Selected_Conditional;
use Yoast\WP\SEO\Conditionals\Yoast_Tools_Page_Conditional;
use Yoast\WP\SEO\Integrations\Integration_Interface;
use Yoast\WP\SEO\Presenters\Admin\Alert_Presenter;
use Yoast\WP\SEO\Routes\Importing_Route;
use Yoast\WP\SEO\Services\Importing\Importable_Detector_Service;
* Loads import script when on the Tool's page.
class Import_Integration implements Integration_Interface {
* Contains the asset manager.
* @var WPSEO_Admin_Asset_Manager
protected $asset_manager;
* The Importable Detector service.
* @var Importable_Detector_Service
protected $importable_detector;
* The Importing Route class.
protected $importing_route;
* Returns the conditionals based on which this loadable should be active.
public static function get_conditionals() {
Import_Tool_Selected_Conditional::class,
Yoast_Tools_Page_Conditional::class,
* Import Integration constructor.
* @param WPSEO_Admin_Asset_Manager $asset_manager The asset manager.
* @param Importable_Detector_Service $importable_detector The importable detector.
* @param Importing_Route $importing_route The importing route.
public function __construct(
WPSEO_Admin_Asset_Manager $asset_manager,
Importable_Detector_Service $importable_detector,
Importing_Route $importing_route
$this->asset_manager = $asset_manager;
$this->importable_detector = $importable_detector;
$this->importing_route = $importing_route;
* Initializes the integration.
* This is the place to register hooks and filters.
public function register_hooks() {
\add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_import_script' ] );
* Enqueues the Import script.
public function enqueue_import_script() {
\wp_enqueue_style( 'dashicons' );
$this->asset_manager->enqueue_script( 'import' );
'root' => \esc_url_raw( \rest_url() ),
'cleanup_endpoints' => $this->get_cleanup_endpoints(),
'importing_endpoints' => $this->get_importing_endpoints(),
'nonce' => \wp_create_nonce( 'wp_rest' ),
'loading_msg_import' => \esc_html__( 'The import can take a long time depending on your site\'s size.', 'wordpress-seo' ),
'loading_msg_cleanup' => \esc_html__( 'The cleanup can take a long time depending on your site\'s size.', 'wordpress-seo' ),
'note' => \esc_html__( 'Note: ', 'wordpress-seo' ),
'cleanup_after_import_msg' => \esc_html__( 'After you\'ve imported data from another SEO plugin, please make sure to clean up all the original data from that plugin. (step 5)', 'wordpress-seo' ),
'select_placeholder' => \esc_html__( 'Select SEO plugin', 'wordpress-seo' ),
'no_data_msg' => \esc_html__( 'No data found from other SEO plugins.', 'wordpress-seo' ),
'validation_failure' => $this->get_validation_failure_alert(),
'import_failure' => $this->get_import_failure_alert( true ),
'cleanup_failure' => $this->get_import_failure_alert( false ),
'spinner' => \admin_url( 'images/loading.gif' ),
'cleanup_button' => \esc_html__( 'Clean up', 'wordpress-seo' ),
'import_explanation' => \esc_html__( 'Please select an SEO plugin below to see what data can be imported.', 'wordpress-seo' ),
'cleanup_explanation' => \esc_html__( 'Once you\'re certain that your site is working properly with the imported data from another SEO plugin, you can clean up all the original data from that plugin.', 'wordpress-seo' ),
/* translators: %s: expands to the name of the plugin that is selected to be imported */
'select_header' => \esc_html__( 'The import from %s includes:', 'wordpress-seo' ),
'data_name' => \esc_html__( 'Post metadata (SEO titles, descriptions, etc.)', 'wordpress-seo' ),
'data_note' => \esc_html__( 'Note: This metadata will only be imported if there is no existing Yoast SEO metadata yet.', 'wordpress-seo' ),
'data_name' => \esc_html__( 'Default settings', 'wordpress-seo' ),
'data_note' => \esc_html__( 'Note: These settings will overwrite the default settings of Yoast SEO.', 'wordpress-seo' ),
'data_name' => \esc_html__( 'Post metadata (SEO titles, descriptions, etc.)', 'wordpress-seo' ),
'data_note' => \esc_html__( 'Note: This metadata will only be imported if there is no existing Yoast SEO metadata yet.', 'wordpress-seo' ),
* Filter: 'wpseo_importing_data' Filter to adapt the data used in the import process.
* @param array $data The import data to adapt.
$data = \apply_filters( 'wpseo_importing_data', $data );
$this->asset_manager->localize_script( 'import', 'yoastImportData', $data );
* Retrieves a list of the importing endpoints to use.
* @return array The endpoints.
protected function get_importing_endpoints() {
$available_actions = $this->importable_detector->detect_importers();
$importing_endpoints = [];
$available_sorted_actions = $this->sort_actions( $available_actions );
foreach ( $available_sorted_actions as $plugin => $types ) {
foreach ( $types as $type ) {
$importing_endpoints[ $plugin ][] = $this->importing_route->get_endpoint( $plugin, $type );
return $importing_endpoints;
* Sorts the array of importing actions, by moving any validating actions to the start for every plugin.
* @param array $available_actions The array of actions that we want to sort.
* @return array The sorted array of actions.
protected function sort_actions( $available_actions ) {
$first_action = 'validate_data';
$available_sorted_actions = [];
foreach ( $available_actions as $plugin => $plugin_available_actions ) {
$validate_action_position = \array_search( $first_action, $plugin_available_actions, true );
if ( ! empty( $validate_action_position ) ) {
unset( $plugin_available_actions[ $validate_action_position ] );
\array_unshift( $plugin_available_actions, $first_action );
$available_sorted_actions[ $plugin ] = $plugin_available_actions;
return $available_sorted_actions;
* Retrieves a list of the importing endpoints to use.
* @return array The endpoints.
protected function get_cleanup_endpoints() {
$available_actions = $this->importable_detector->detect_cleanups();
$importing_endpoints = [];
foreach ( $available_actions as $plugin => $types ) {
foreach ( $types as $type ) {
$importing_endpoints[ $plugin ][] = $this->importing_route->get_endpoint( $plugin, $type );
return $importing_endpoints;
* Gets the validation failure alert using the Alert_Presenter.
* @return string The validation failure alert.
protected function get_validation_failure_alert() {
$content = \esc_html__( 'The AIOSEO import was cancelled because some AIOSEO data is missing. Please try and take the following steps to fix this:', 'wordpress-seo' );
$content .= \esc_html__( 'If you have never saved any AIOSEO \'Search Appearance\' settings, please do that first and run the import again.', 'wordpress-seo' );
$content .= \esc_html__( 'If you already have saved AIOSEO \'Search Appearance\' settings and the issue persists, please contact our support team so we can take a closer look.', 'wordpress-seo' );
$content .= '</li></ol>';
$validation_failure_alert = new Alert_Presenter( $content, 'error' );
return $validation_failure_alert->present();
* Gets the import failure alert using the Alert_Presenter.
* @param bool $is_import Wether it's an import or not.
* @return string The import failure alert.
protected function get_import_failure_alert( $is_import ) {
$content = \esc_html__( 'Cleanup failed with the following error:', 'wordpress-seo' );
$content = \esc_html__( 'Import failed with the following error:', 'wordpress-seo' );
$content .= '<br/><br/>';
$content .= \esc_html( '%s' );
$import_failure_alert = new Alert_Presenter( $content, 'error' );
return $import_failure_alert->present();