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<?php |
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|
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namespace Leadin\api; |
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|
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use Leadin\api\Base_Api_Controller; |
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use Leadin\auth\OAuth; |
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use Leadin\auth\OAuthCrypto; |
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use Leadin\data\Filters; |
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use Leadin\data\Portal_Options; |
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|
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class Access_Token_Api_Controller extends Base_Api_Controller { |
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|
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const CACHE_KEY = 'leadin_access_token'; |
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|
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public function __construct() { |
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// Uses register_leadin_route → edit_posts capability |
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// Safe because only short-lived access token is returned, |
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// NOT the long-lived refresh token |
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self::register_leadin_route( |
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'/access-token', |
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\WP_REST_Server::READABLE, |
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array( $this, 'get_access_token' ) |
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); |
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} |
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|
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public function get_access_token() { |
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$cached = get_transient( self::CACHE_KEY ); |
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if ( ! empty( $cached ) ) { |
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$cached_data = json_decode( $cached, true ); |
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if ( ! empty( $cached_data['accessToken'] ) |
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&& ! empty( $cached_data['expiresAt'] ) |
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&& $cached_data['expiresAt'] > ( time() + 300 ) ) { |
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return new \WP_REST_Response( |
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array( |
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'accessToken' => $cached_data['accessToken'], |
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'expiresIn' => $cached_data['expiresAt'] - time(), |
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), |
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200 |
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); |
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} |
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} |
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|
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$refresh_token = OAuth::get_refresh_token(); |
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|
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if ( false === $refresh_token ) { |
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return new \WP_REST_Response( |
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array( 'error' => 'decrypt_failed' ), |
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500 |
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); |
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} |
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|
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if ( empty( $refresh_token ) ) { |
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return new \WP_REST_Response( |
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array( 'error' => 'not_connected' ), |
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403 |
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); |
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} |
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|
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// Server-side exchange — refresh token never leaves PHP. |
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// The /wordpress/v1/oauth/refresh endpoint takes the token as a query |
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// parameter (consistent with the existing browser-side JS client contract). |
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$api_url = Filters::apply_base_api_url_filters() . '/wordpress/v1/oauth/refresh'; |
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$response = wp_remote_post( |
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$api_url . '?refresh_token=' . rawurlencode( $refresh_token ), |
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array( 'timeout' => 15 ) |
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); |
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|
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if ( is_wp_error( $response ) ) { |
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return new \WP_REST_Response( |
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array( 'error' => 'refresh_failed' ), |
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500 |
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); |
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} |
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|
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$response_code = wp_remote_retrieve_response_code( $response ); |
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if ( 200 !== $response_code ) { |
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return new \WP_REST_Response( |
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array( |
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'error' => 'refresh_failed', |
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'code' => $response_code, |
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), |
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500 |
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); |
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} |
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|
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$body = json_decode( wp_remote_retrieve_body( $response ), true ); |
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|
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if ( empty( $body ) || empty( $body['access_token'] ) ) { |
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return new \WP_REST_Response( |
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array( 'error' => 'invalid_response' ), |
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500 |
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); |
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} |
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|
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$expires_in = isset( $body['expires_in'] ) ? (int) $body['expires_in'] : 0; |
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|
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if ( ! empty( $body['refresh_token'] ) ) { |
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$encrypted_new_token = OAuthCrypto::encrypt( $body['refresh_token'] ); |
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Portal_Options::set_refresh_token( $encrypted_new_token ); |
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} |
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|
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if ( $expires_in > 300 ) { |
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$cache_data = json_encode( |
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array( |
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'accessToken' => $body['access_token'], |
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'expiresAt' => time() + $expires_in, |
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) |
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); |
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set_transient( self::CACHE_KEY, $cache_data, $expires_in - 300 ); |
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} |
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|
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// Return ONLY the access token — refresh token stays server-side |
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return new \WP_REST_Response( |
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array( |
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'accessToken' => $body['access_token'], |
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'expiresIn' => $expires_in, |
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), |
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200 |
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); |
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} |
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} |
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|
