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<?php
namespace Yoast\WP\SEO\AI_HTTP_Request\Infrastructure;
use WPSEO_Utils;
use Yoast\WP\SEO\AI_HTTP_Request\Domain\Exceptions\WP_Request_Exception;
/**
* Class API_Client
* Handles the API requests to the AI Generator API.
*
* @makePublic
*/
class API_Client implements API_Client_Interface {
/**
* The base URL for the API.
*
* @var string
*/
private $base_url = 'https://ai.yoa.st/api/v1';
/**
* Performs a request to the API.
*
* @param string $action_path The action path for the request.
* @param array<string> $body The body of the request.
* @param array<string> $headers The headers for the request.
* @param bool $is_post Whether the request is a POST request.
*
* @return array<int|string|array<string>> The response from the API.
*
* @throws WP_Request_Exception When the wp_remote_post() returns an error.
*/
public function perform_request( string $action_path, $body, $headers, bool $is_post ): array {
// Our API expects JSON.
// The request times out after 30 seconds.
$headers = \array_merge( $headers, [ 'Content-Type' => 'application/json' ] );
$arguments = [
'timeout' => $this->get_request_timeout(),
'headers' => $headers,
];
if ( $is_post ) {
// phpcs:ignore Yoast.Yoast.JsonEncodeAlternative.Found -- Reason: We don't want the debug/pretty possibility.
$arguments['body'] = WPSEO_Utils::format_json_encode( $body );
}
/**
* Filter: 'Yoast\WP\SEO\ai_api_url' - Replaces the default URL for the AI API with a custom one.
*
* @internal
*
* @param string $url The default URL for the AI API.
*/
$url = \apply_filters( 'Yoast\WP\SEO\ai_api_url', $this->base_url );
$response = ( $is_post ) ? \wp_remote_post( $url . $action_path, $arguments ) : \wp_remote_get( $url . $action_path, $arguments );
if ( \is_wp_error( $response ) ) {
// phpcs:ignore WordPress.Security.EscapeOutput.ExceptionNotEscaped -- false positive.
throw new WP_Request_Exception( $response->get_error_message() );
}
return $response;
}
/**
* Gets the timeout of the requests in seconds.
*
* @return int The timeout of the suggestion requests in seconds.
*/
public function get_request_timeout(): int {
/**
* Filter: 'Yoast\WP\SEO\ai_suggestions_timeout' - Replaces the default timeout with a custom one, for testing purposes.
*
* @since 22.7
* @internal
*
* @param int $timeout The default timeout in seconds.
*/
return (int) \apply_filters( 'Yoast\WP\SEO\ai_suggestions_timeout', 60 );
}
}