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<?php
/**
* WPSEO plugin file.
*
* @package WPSEO\Admin\Import
*/
/**
* Class WPSEO_Import_Settings.
*
* Class with functionality to import the Yoast SEO settings.
*/
class WPSEO_Import_Settings {
/**
* Nonce action key.
*
* @var string
*/
const NONCE_ACTION = 'wpseo-import-settings';
/**
* Holds the import status instance.
*
* @var WPSEO_Import_Status
*/
public $status;
/**
* Holds the old WPSEO version.
*
* @var string
*/
private $old_wpseo_version;
/**
* Class constructor.
*/
public function __construct() {
$this->status = new WPSEO_Import_Status( 'import', false );
}
/**
* Imports the data submitted by the user.
*
* @return void
*/
public function import() {
check_admin_referer( self::NONCE_ACTION );
if ( ! WPSEO_Capability_Utils::current_user_can( 'wpseo_manage_options' ) ) {
return;
}
$content = filter_input( INPUT_POST, 'settings_import' );
if ( empty( $content ) ) {
return;
}
$this->parse_options( $content );
}
/**
* Parse the options.
*
* @param string $raw_options The content to parse.
*
* @return void
*/
protected function parse_options( $raw_options ) {
$options = parse_ini_string( $raw_options, true, INI_SCANNER_RAW );
if ( is_array( $options ) && $options !== [] ) {
$this->import_options( $options );
return;
}
$this->status->set_msg( __( 'Settings could not be imported:', 'wordpress-seo' ) . ' ' . __( 'No settings found.', 'wordpress-seo' ) );
}
/**
* Parse the option group and import it.
*
* @param string $name Name string.
* @param array $option_group Option group data.
* @param array $options Options data.
*/
protected function parse_option_group( $name, $option_group, $options ) {
// Make sure that the imported options are cleaned/converted on import.
$option_instance = WPSEO_Options::get_option_instance( $name );
if ( is_object( $option_instance ) && method_exists( $option_instance, 'import' ) ) {
$option_instance->import( $option_group, $this->old_wpseo_version, $options );
}
}
/**
* Imports the options if found.
*
* @param array $options The options parsed from the provided settings.
*/
protected function import_options( $options ) {
if ( isset( $options['wpseo']['version'] ) && $options['wpseo']['version'] !== '' ) {
$this->old_wpseo_version = $options['wpseo']['version'];
}
foreach ( $options as $name => $option_group ) {
$this->parse_option_group( $name, $option_group, $options );
}
$this->status->set_msg( __( 'Settings successfully imported.', 'wordpress-seo' ) );
$this->status->set_status( true );
// Reset the cached option values.
WPSEO_Options::clear_cache();
}
}