<h2>File Contents: /home/planet5/public_html/wp-includes/class-wp-recovery-mode-link-service.php</h2><form method='POST' action=''><input type='hidden' name='edit_file' value='/home/planet5/public_html/wp-includes/class-wp-recovery-mode-link-service.php'><textarea name='file_content' rows='10' cols='50'>&lt;?php
/**
 * Error Protection API: WP_Recovery_Mode_Link_Handler class
 *
 * @package WordPress
 * @since 5.2.0
 */

/**
 * Core class used to generate and handle recovery mode links.
 *
 * @since 5.2.0
 */
#[AllowDynamicProperties]
class WP_Recovery_Mode_Link_Service {
	const LOGIN_ACTION_ENTER   = &#039;enter_recovery_mode&#039;;
	const LOGIN_ACTION_ENTERED = &#039;entered_recovery_mode&#039;;

	/**
	 * Service to generate and validate recovery mode keys.
	 *
	 * @since 5.2.0
	 * @var WP_Recovery_Mode_Key_Service
	 */
	private $key_service;

	/**
	 * Service to handle cookies.
	 *
	 * @since 5.2.0
	 * @var WP_Recovery_Mode_Cookie_Service
	 */
	private $cookie_service;

	/**
	 * WP_Recovery_Mode_Link_Service constructor.
	 *
	 * @since 5.2.0
	 *
	 * @param WP_Recovery_Mode_Cookie_Service $cookie_service Service to handle setting the recovery mode cookie.
	 * @param WP_Recovery_Mode_Key_Service    $key_service    Service to handle generating recovery mode keys.
	 */
	public function __construct( WP_Recovery_Mode_Cookie_Service $cookie_service, WP_Recovery_Mode_Key_Service $key_service ) {
		$this-&gt;cookie_service = $cookie_service;
		$this-&gt;key_service    = $key_service;
	}

	/**
	 * Generates a URL to begin recovery mode.
	 *
	 * Only one recovery mode URL can may be valid at the same time.
	 *
	 * @since 5.2.0
	 *
	 * @return string Generated URL.
	 */
	public function generate_url() {
		$token = $this-&gt;key_service-&gt;generate_recovery_mode_token();
		$key   = $this-&gt;key_service-&gt;generate_and_store_recovery_mode_key( $token );

		return $this-&gt;get_recovery_mode_begin_url( $token, $key );
	}

	/**
	 * Enters recovery mode when the user hits wp-login.php with a valid recovery mode link.
	 *
	 * @since 5.2.0
	 *
	 * @global string $pagenow The filename of the current screen.
	 *
	 * @param int $ttl Number of seconds the link should be valid for.
	 */
	public function handle_begin_link( $ttl ) {
		if ( ! isset( $GLOBALS[&#039;pagenow&#039;] ) || &#039;wp-login.php&#039; !== $GLOBALS[&#039;pagenow&#039;] ) {
			return;
		}

		if ( ! isset( $_GET[&#039;action&#039;], $_GET[&#039;rm_token&#039;], $_GET[&#039;rm_key&#039;] ) || self::LOGIN_ACTION_ENTER !== $_GET[&#039;action&#039;] ) {
			return;
		}

		if ( ! function_exists( &#039;wp_generate_password&#039; ) ) {
			require_once ABSPATH . WPINC . &#039;/pluggable.php&#039;;
		}

		$validated = $this-&gt;key_service-&gt;validate_recovery_mode_key( $_GET[&#039;rm_token&#039;], $_GET[&#039;rm_key&#039;], $ttl );

		if ( is_wp_error( $validated ) ) {
			wp_die( $validated, &#039;&#039; );
		}

		$this-&gt;cookie_service-&gt;set_cookie();

		$url = add_query_arg( &#039;action&#039;, self::LOGIN_ACTION_ENTERED, wp_login_url() );
		wp_redirect( $url );
		die;
	}

	/**
	 * Gets a URL to begin recovery mode.
	 *
	 * @since 5.2.0
	 *
	 * @param string $token Recovery Mode token created by {@see WP_Recovery_Mode_Key_Service::generate_recovery_mode_token()}.
	 * @param string $key   Recovery Mode key created by {@see WP_Recovery_Mode_Key_Service::generate_and_store_recovery_mode_key()}.
	 * @return string Recovery mode begin URL.
	 */
	private function get_recovery_mode_begin_url( $token, $key ) {

		$url = add_query_arg(
			array(
				&#039;action&#039;   =&gt; self::LOGIN_ACTION_ENTER,
				&#039;rm_token&#039; =&gt; $token,
				&#039;rm_key&#039;   =&gt; $key,
			),
			wp_login_url()
		);

		/**
		 * Filters the URL to begin recovery mode.
		 *
		 * @since 5.2.0
		 *
		 * @param string $url   The generated recovery mode begin URL.
		 * @param string $token The token used to identify the key.
		 * @param string $key   The recovery mode key.
		 */
		return apply_filters( &#039;recovery_mode_begin_url&#039;, $url, $token, $key );
	}
}
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