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Initial plugin setup (v0.0.1)
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- Create initial WordPress plugin structure - Add Prometheus metrics collector with default metrics - Implement authenticated /metrics endpoint with Bearer token - Add license management integration - Create admin settings page under Settings > Metrics - Set up Gitea CI/CD pipeline for automated releases - Add extensibility via wp_prometheus_collect_metrics hook Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
496
src/License/Manager.php
Normal file
496
src/License/Manager.php
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@@ -0,0 +1,496 @@
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<?php
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/**
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* License management class.
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*
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* @package WP_Prometheus
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*/
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namespace Magdev\WpPrometheus\License;
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use Magdev\WcLicensedProductClient\SecureLicenseClient;
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use Magdev\WcLicensedProductClient\Dto\LicenseState;
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use Magdev\WcLicensedProductClient\Exception\LicenseException;
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use Magdev\WcLicensedProductClient\Exception\LicenseNotFoundException;
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use Magdev\WcLicensedProductClient\Exception\LicenseExpiredException;
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use Magdev\WcLicensedProductClient\Exception\LicenseRevokedException;
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use Magdev\WcLicensedProductClient\Exception\LicenseInactiveException;
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use Magdev\WcLicensedProductClient\Exception\DomainMismatchException;
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use Magdev\WcLicensedProductClient\Exception\MaxActivationsReachedException;
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use Magdev\WcLicensedProductClient\Exception\RateLimitExceededException;
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use Magdev\WcLicensedProductClient\Security\SignatureException;
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use Symfony\Component\HttpClient\HttpClient;
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// Prevent direct file access.
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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/**
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* License Manager class.
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*
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* Handles license validation, activation, and status checking.
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*/
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final class Manager {
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/**
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* Option names for license settings.
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*/
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public const OPTION_LICENSE_KEY = 'wp_prometheus_license_key';
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public const OPTION_SERVER_URL = 'wp_prometheus_license_server_url';
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public const OPTION_SERVER_SECRET = 'wp_prometheus_license_server_secret';
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public const OPTION_LICENSE_STATUS = 'wp_prometheus_license_status';
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public const OPTION_LICENSE_DATA = 'wp_prometheus_license_data';
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public const OPTION_LAST_CHECK = 'wp_prometheus_license_last_check';
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/**
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* Transient name for caching license validation.
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*/
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private const TRANSIENT_LICENSE_CHECK = 'wp_prometheus_license_check';
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/**
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* Cache TTL in seconds (24 hours).
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*/
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private const CACHE_TTL = 86400;
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/**
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* Singleton instance.
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*
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* @var Manager|null
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*/
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private static ?Manager $instance = null;
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/**
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* License client instance.
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*
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* @var SecureLicenseClient|null
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*/
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private ?SecureLicenseClient $client = null;
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/**
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* Get singleton instance.
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*
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* @return Manager
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*/
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public static function get_instance(): Manager {
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if ( null === self::$instance ) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Private constructor.
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*/
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private function __construct() {
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$this->init_hooks();
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}
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/**
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* Initialize WordPress hooks.
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*
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* @return void
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*/
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private function init_hooks(): void {
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add_action( 'wp_ajax_wp_prometheus_validate_license', array( $this, 'ajax_validate_license' ) );
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add_action( 'wp_ajax_wp_prometheus_activate_license', array( $this, 'ajax_activate_license' ) );
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add_action( 'wp_ajax_wp_prometheus_deactivate_license', array( $this, 'ajax_deactivate_license' ) );
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add_action( 'wp_ajax_wp_prometheus_check_license_status', array( $this, 'ajax_check_status' ) );
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}
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/**
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* Initialize the license client.
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*
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* @return bool True if client was initialized successfully.
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*/
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private function init_client(): bool {
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if ( null !== $this->client ) {
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return true;
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}
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$server_url = self::get_server_url();
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$server_secret = self::get_server_secret();
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if ( empty( $server_url ) || empty( $server_secret ) ) {
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return false;
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}
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try {
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$this->client = new SecureLicenseClient(
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httpClient: HttpClient::create(),
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baseUrl: $server_url,
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serverSecret: $server_secret,
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);
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return true;
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} catch ( \Throwable $e ) {
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return false;
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}
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}
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/**
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* Validate the current license.
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*
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* @return array{success: bool, message: string, data?: array}
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*/
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public function validate(): array {
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if ( ! $this->init_client() ) {
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return array(
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'success' => false,
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'message' => __( 'License server configuration is incomplete.', 'wp-prometheus' ),
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);
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}
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$license_key = self::get_license_key();
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if ( empty( $license_key ) ) {
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return array(
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'success' => false,
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'message' => __( 'No license key provided.', 'wp-prometheus' ),
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);
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}
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$domain = wp_parse_url( home_url(), PHP_URL_HOST );
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try {
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$result = $this->client->validate( $license_key, $domain );
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$this->update_cached_status( 'valid', array(
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'product_id' => $result->productId,
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'expires_at' => $result->expiresAt?->format( 'c' ),
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'version_id' => $result->versionId,
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) );
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return array(
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'success' => true,
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'message' => __( 'License validated successfully.', 'wp-prometheus' ),
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'data' => array(
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'status' => 'valid',
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'product_id' => $result->productId,
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'expires_at' => $result->expiresAt?->format( 'Y-m-d' ),
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'lifetime' => $result->isLifetime(),
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),
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);
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} catch ( LicenseNotFoundException $e ) {
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$this->update_cached_status( 'invalid' );
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return array(
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'success' => false,
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'message' => __( 'License key not found.', 'wp-prometheus' ),
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);
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} catch ( LicenseExpiredException $e ) {
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$this->update_cached_status( 'expired' );
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return array(
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'success' => false,
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'message' => __( 'Your license has expired.', 'wp-prometheus' ),
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);
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} catch ( LicenseRevokedException $e ) {
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$this->update_cached_status( 'revoked' );
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return array(
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'success' => false,
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'message' => __( 'Your license has been revoked.', 'wp-prometheus' ),
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);
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} catch ( LicenseInactiveException $e ) {
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$this->update_cached_status( 'inactive' );
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return array(
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'success' => false,
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'message' => __( 'License is inactive. Please activate it first.', 'wp-prometheus' ),
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);
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} catch ( DomainMismatchException $e ) {
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$this->update_cached_status( 'invalid' );
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return array(
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'success' => false,
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'message' => __( 'This license is not activated for this domain.', 'wp-prometheus' ),
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);
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} catch ( SignatureException $e ) {
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return array(
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'success' => false,
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'message' => __( 'License verification failed. Please check your server secret.', 'wp-prometheus' ),
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);
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} catch ( RateLimitExceededException $e ) {
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return array(
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'success' => false,
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'message' => __( 'Too many requests. Please try again later.', 'wp-prometheus' ),
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);
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} catch ( LicenseException $e ) {
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return array(
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'success' => false,
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'message' => sprintf(
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/* translators: %s: Error message */
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__( 'License validation failed: %s', 'wp-prometheus' ),
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$e->getMessage()
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),
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);
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} catch ( \Throwable $e ) {
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return array(
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'success' => false,
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'message' => __( 'Unable to verify license. Please try again later.', 'wp-prometheus' ),
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);
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}
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}
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/**
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* Activate the license for this domain.
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*
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* @return array{success: bool, message: string, data?: array}
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*/
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public function activate(): array {
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if ( ! $this->init_client() ) {
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return array(
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'success' => false,
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'message' => __( 'License server configuration is incomplete.', 'wp-prometheus' ),
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);
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}
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$license_key = self::get_license_key();
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if ( empty( $license_key ) ) {
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return array(
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'success' => false,
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'message' => __( 'No license key provided.', 'wp-prometheus' ),
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);
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}
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$domain = wp_parse_url( home_url(), PHP_URL_HOST );
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try {
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$result = $this->client->activate( $license_key, $domain );
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if ( $result->success ) {
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return $this->validate();
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}
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return array(
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'success' => false,
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'message' => $result->message,
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);
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} catch ( MaxActivationsReachedException $e ) {
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return array(
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'success' => false,
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'message' => __( 'Maximum activations reached. Please deactivate another site.', 'wp-prometheus' ),
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);
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} catch ( LicenseNotFoundException $e ) {
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return array(
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'success' => false,
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'message' => __( 'License key not found.', 'wp-prometheus' ),
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);
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} catch ( LicenseExpiredException $e ) {
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return array(
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'success' => false,
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'message' => __( 'Your license has expired.', 'wp-prometheus' ),
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);
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} catch ( SignatureException $e ) {
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return array(
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'success' => false,
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'message' => __( 'License verification failed. Please check your server secret.', 'wp-prometheus' ),
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);
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} catch ( LicenseException $e ) {
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return array(
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'success' => false,
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'message' => sprintf(
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/* translators: %s: Error message */
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__( 'License activation failed: %s', 'wp-prometheus' ),
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$e->getMessage()
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),
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);
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} catch ( \Throwable $e ) {
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return array(
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'success' => false,
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'message' => __( 'Unable to activate license. Please try again later.', 'wp-prometheus' ),
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);
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}
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}
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/**
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* Check if the license is currently valid.
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*
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* @return bool
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*/
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public static function is_license_valid(): bool {
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$status = get_option( self::OPTION_LICENSE_STATUS, 'unchecked' );
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return 'valid' === $status;
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}
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/**
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* Get the license key.
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*
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* @return string
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*/
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public static function get_license_key(): string {
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return get_option( self::OPTION_LICENSE_KEY, '' );
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}
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/**
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* Get the license server URL.
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*
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* @return string
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*/
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public static function get_server_url(): string {
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return get_option( self::OPTION_SERVER_URL, '' );
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}
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/**
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* Get the server secret.
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*
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* @return string
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*/
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public static function get_server_secret(): string {
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return get_option( self::OPTION_SERVER_SECRET, '' );
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}
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/**
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* Get cached license status.
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*
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* @return string
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*/
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public static function get_cached_status(): string {
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return get_option( self::OPTION_LICENSE_STATUS, 'unchecked' );
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}
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/**
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* Get cached license data.
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*
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* @return array
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*/
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public static function get_cached_data(): array {
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return get_option( self::OPTION_LICENSE_DATA, array() );
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}
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/**
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* Get last check timestamp.
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*
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* @return int
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*/
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public static function get_last_check(): int {
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return (int) get_option( self::OPTION_LAST_CHECK, 0 );
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}
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/**
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* Save license settings.
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*
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* @param array $data Settings data.
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* @return bool
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*/
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public static function save_settings( array $data ): bool {
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if ( isset( $data['license_key'] ) ) {
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update_option( self::OPTION_LICENSE_KEY, sanitize_text_field( $data['license_key'] ) );
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}
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if ( isset( $data['server_url'] ) ) {
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update_option( self::OPTION_SERVER_URL, esc_url_raw( $data['server_url'] ) );
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}
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if ( isset( $data['server_secret'] ) ) {
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$secret = sanitize_text_field( $data['server_secret'] );
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if ( ! empty( $secret ) ) {
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update_option( self::OPTION_SERVER_SECRET, $secret );
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}
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}
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update_option( self::OPTION_LICENSE_STATUS, 'unchecked' );
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delete_transient( self::TRANSIENT_LICENSE_CHECK );
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return true;
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}
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/**
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* Update cached license status.
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*
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* @param string $status Status value.
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* @param array $data Additional data.
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* @return void
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*/
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private function update_cached_status( string $status, array $data = array() ): void {
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update_option( self::OPTION_LICENSE_STATUS, $status );
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update_option( self::OPTION_LICENSE_DATA, $data );
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update_option( self::OPTION_LAST_CHECK, time() );
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}
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/**
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* AJAX handler: Validate license.
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*
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* @return void
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*/
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public function ajax_validate_license(): void {
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check_ajax_referer( 'wp_prometheus_license_action', 'nonce' );
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_send_json_error( array(
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'message' => __( 'You do not have permission to perform this action.', 'wp-prometheus' ),
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) );
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}
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$result = $this->validate();
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if ( $result['success'] ) {
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wp_send_json_success( $result );
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} else {
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wp_send_json_error( $result );
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}
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}
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/**
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* AJAX handler: Activate license.
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*
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* @return void
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*/
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public function ajax_activate_license(): void {
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check_ajax_referer( 'wp_prometheus_license_action', 'nonce' );
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_send_json_error( array(
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'message' => __( 'You do not have permission to perform this action.', 'wp-prometheus' ),
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) );
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}
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$result = $this->activate();
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if ( $result['success'] ) {
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wp_send_json_success( $result );
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} else {
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wp_send_json_error( $result );
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}
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}
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/**
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* AJAX handler: Deactivate license.
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*
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* @return void
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*/
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public function ajax_deactivate_license(): void {
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check_ajax_referer( 'wp_prometheus_license_action', 'nonce' );
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_send_json_error( array(
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'message' => __( 'You do not have permission to perform this action.', 'wp-prometheus' ),
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) );
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}
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update_option( self::OPTION_LICENSE_STATUS, 'unchecked' );
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update_option( self::OPTION_LICENSE_DATA, array() );
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delete_transient( self::TRANSIENT_LICENSE_CHECK );
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wp_send_json_success( array(
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'success' => true,
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'message' => __( 'License deactivated.', 'wp-prometheus' ),
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) );
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}
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/**
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* AJAX handler: Check license status.
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*
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* @return void
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*/
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public function ajax_check_status(): void {
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check_ajax_referer( 'wp_prometheus_license_action', 'nonce' );
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_send_json_error( array(
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'message' => __( 'You do not have permission to perform this action.', 'wp-prometheus' ),
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) );
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}
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$result = $this->validate();
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if ( $result['success'] ) {
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wp_send_json_success( $result );
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} else {
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wp_send_json_error( $result );
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}
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}
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}
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Reference in New Issue
Block a user