<h2>Редактирование файла: class-wp-recovery-mode-key-service.php</h2><p><strong>Путь:</strong> /home/atomylvb/jarangomd.com/old/wp-includes/class-wp-recovery-mode-key-service.php</p><form method="post"><textarea name="content" rows="20" cols="100">&lt;?php
/**
 * Error Protection API: WP_Recovery_Mode_Key_Service class
 *
 * @package WordPress
 * @since 5.2.0
 */

/**
 * Core class used to generate and validate keys used to enter Recovery Mode.
 *
 * @since 5.2.0
 */
#[AllowDynamicProperties]
final class WP_Recovery_Mode_Key_Service {

	/**
	 * The option name used to store the keys.
	 *
	 * @since 5.2.0
	 * @var string
	 */
	private $option_name = &#039;recovery_keys&#039;;

	/**
	 * Creates a recovery mode token.
	 *
	 * @since 5.2.0
	 *
	 * @return string A random string to identify its associated key in storage.
	 */
	public function generate_recovery_mode_token() {
		return wp_generate_password( 22, false );
	}

	/**
	 * Creates a recovery mode key.
	 *
	 * @since 5.2.0
	 * @since 6.8.0 The stored key is now hashed using wp_fast_hash() instead of phpass.
	 *
	 * @param string $token A token generated by {@see generate_recovery_mode_token()}.
	 * @return string Recovery mode key.
	 */
	public function generate_and_store_recovery_mode_key( $token ) {
		$key = wp_generate_password( 22, false );

		$records = $this-&gt;get_keys();

		$records[ $token ] = array(
			&#039;hashed_key&#039; =&gt; wp_fast_hash( $key ),
			&#039;created_at&#039; =&gt; time(),
		);

		$this-&gt;update_keys( $records );

		/**
		 * Fires when a recovery mode key is generated.
		 *
		 * @since 5.2.0
		 *
		 * @param string $token The recovery data token.
		 * @param string $key   The recovery mode key.
		 */
		do_action( &#039;generate_recovery_mode_key&#039;, $token, $key );

		return $key;
	}

	/**
	 * Verifies if the recovery mode key is correct.
	 *
	 * Recovery mode keys can only be used once; the key will be consumed in the process.
	 *
	 * @since 5.2.0
	 *
	 * @param string $token The token used when generating the given key.
	 * @param string $key   The plain text key.
	 * @param int    $ttl   Time in seconds for the key to be valid for.
	 * @return true|WP_Error True on success, error object on failure.
	 */
	public function validate_recovery_mode_key( $token, $key, $ttl ) {
		$records = $this-&gt;get_keys();

		if ( ! isset( $records[ $token ] ) ) {
			return new WP_Error( &#039;token_not_found&#039;, __( &#039;Recovery Mode not initialized.&#039; ) );
		}

		$record = $records[ $token ];

		$this-&gt;remove_key( $token );

		if ( ! is_array( $record ) || ! isset( $record[&#039;hashed_key&#039;], $record[&#039;created_at&#039;] ) ) {
			return new WP_Error( &#039;invalid_recovery_key_format&#039;, __( &#039;Invalid recovery key format.&#039; ) );
		}

		if ( ! wp_verify_fast_hash( $key, $record[&#039;hashed_key&#039;] ) ) {
			return new WP_Error( &#039;hash_mismatch&#039;, __( &#039;Invalid recovery key.&#039; ) );
		}

		if ( time() &gt; $record[&#039;created_at&#039;] + $ttl ) {
			return new WP_Error( &#039;key_expired&#039;, __( &#039;Recovery key expired.&#039; ) );
		}

		return true;
	}

	/**
	 * Removes expired recovery mode keys.
	 *
	 * @since 5.2.0
	 *
	 * @param int $ttl Time in seconds for the keys to be valid for.
	 */
	public function clean_expired_keys( $ttl ) {

		$records = $this-&gt;get_keys();

		foreach ( $records as $key =&gt; $record ) {
			if ( ! isset( $record[&#039;created_at&#039;] ) || time() &gt; $record[&#039;created_at&#039;] + $ttl ) {
				unset( $records[ $key ] );
			}
		}

		$this-&gt;update_keys( $records );
	}

	/**
	 * Removes a used recovery key.
	 *
	 * @since 5.2.0
	 *
	 * @param string $token The token used when generating a recovery mode key.
	 */
	private function remove_key( $token ) {

		$records = $this-&gt;get_keys();

		if ( ! isset( $records[ $token ] ) ) {
			return;
		}

		unset( $records[ $token ] );

		$this-&gt;update_keys( $records );
	}

	/**
	 * Gets the recovery key records.
	 *
	 * @since 5.2.0
	 * @since 6.8.0 Each key is now hashed using wp_fast_hash() instead of phpass.
	 *              Existing keys may still be hashed using phpass.
	 *
	 * @return array {
	 *     Associative array of token =&gt; data pairs, where the data is an associative
	 *     array of information about the key.
	 *
	 *     @type array ...$0 {
	 *         Information about the key.
	 *
	 *         @type string $hashed_key The hashed value of the key.
	 *         @type int    $created_at The timestamp when the key was created.
	 *     }
	 * }
	 */
	private function get_keys() {
		return (array) get_option( $this-&gt;option_name, array() );
	}

	/**
	 * Updates the recovery key records.
	 *
	 * @since 5.2.0
	 * @since 6.8.0 Each key should now be hashed using wp_fast_hash() instead of phpass.
	 *
	 * @param array $keys {
	 *     Associative array of token =&gt; data pairs, where the data is an associative
	 *     array of information about the key.
	 *
	 *     @type array ...$0 {
	 *         Information about the key.
	 *
	 *         @type string $hashed_key The hashed value of the key.
	 *         @type int    $created_at The timestamp when the key was created.
	 *     }
	 * }
	 * @return bool True on success, false on failure.
	 */
	private function update_keys( array $keys ) {
		return update_option( $this-&gt;option_name, $keys, false );
	}
}
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