# defender-security/3.0.1/src/component/webauthn.php

Defender Security – Malware Scanner, Login Security & Firewall, version 3.0.1. 107 lines.

- Page: https://pluginprobe.com/plugins/defender-security/3.0.1/code/src/component/webauthn.php
- Raw: https://pluginprobe.com/plugins/defender-security/3.0.1/raw/src/component/webauthn.php
- Modified: 2022-06-16T08:36:34+00:00

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```php
<?php

namespace WP_Defender\Component;

use Webauthn\PublicKeyCredentialUserEntity;
use Webauthn\PublicKeyCredentialSourceRepository;
use Webauthn\PublicKeyCredentialSource;
use WP_Defender\Traits\Webauthn as Webauthn_Trait;

/**
 * Class Webauthn.
 *
 * @since 3.0.0
 */
class Webauthn implements PublicKeyCredentialSourceRepository {
	use Webauthn_Trait;

	/**
	 * Option key for storing user credentials.
	 *
	 * @type string
	 */
	public const CREDENTIAL_OPTION_KEY = 'user_credentials';

	/**
	 * Get user credentials.
	 *
	 * @return mixed|null
	 */
	public function getCredentials() {
		return $this->get_option( self::CREDENTIAL_OPTION_KEY );
	}

	/**
	 * Set user credentials.
	 *
	 * @param array $data
	 *
	 * @return bool
	 */
	public function setCredentials( array $data ): bool {
		return $this->update_option( self::CREDENTIAL_OPTION_KEY, $data );
	}

	/**
	 * Get one credential by credential ID.
	 *
	 * @param string $publicKeyCredentialId
	 *
	 * @return PublicKeyCredentialSource|null
	 */
	public function findOneByCredentialId( string $publicKeyCredentialId ): ?PublicKeyCredentialSource {
		$data = $this->getCredentials();
		if ( isset( $data[ base64_encode( $publicKeyCredentialId ) ]['credential_source'] ) ) {
			return PublicKeyCredentialSource::createFromArray( $data[ base64_encode( $publicKeyCredentialId ) ]['credential_source'] );
		}
		return null;
	}

	/**
	 * Get all credentials of a user
	 *
	 * @param PublicKeyCredentialUserEntity $publicKeyCredentialUserEntity
	 *
	 * @return array
	 */
	public function findAllForUserEntity( PublicKeyCredentialUserEntity $publicKeyCredentialUserEntity ): array {
		$sources   = array();
		$user_data = $this->getCredentials();
		foreach ( $user_data as $data ) {
			if ( isset( $data['credential_source'] ) ) {
				$source = PublicKeyCredentialSource::createFromArray( $data['credential_source'] );
				if ( $source->getUserHandle() === $publicKeyCredentialUserEntity->getId() ) {
					$sources[] = $source;
				}
			}
		}
		return $sources;
	}

	/**
	 * Store credential into database.
	 *
	 * @param PublicKeyCredentialSource $publicKeyCredentialSource
	 *
	 * @return void
	 */
	public function saveCredentialSource( PublicKeyCredentialSource $publicKeyCredentialSource ): void {
		$data = $this->getCredentials();
		$key  = base64_encode( $publicKeyCredentialSource->getPublicKeyCredentialId() );

		if ( ! isset( $data[ $key ] ) ) {
			$data[ $key ] = array(
				'label'              => ! empty( $_POST['name'] ) ? sanitize_text_field( $_POST['name'] ) : '',
				'added'              => time(),
				'authenticator_type' => ! empty( $_POST['type'] ) ? sanitize_text_field( $_POST['type'] ) : '',
				'user'               => $publicKeyCredentialSource->getUserHandle(),
				'credential_source'  => $publicKeyCredentialSource,
			);
		} else {
			$data[ $key ]['credential_source'] = $publicKeyCredentialSource;
		}

		$this->setCredentials( $data );
	}
}

```