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wp_is_authorize_application_redirect_url_valid › WordPress Function
Since6.3.2
Deprecatedn/a
› wp_is_authorize_application_redirect_url_valid ( $url )
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Validates the redirect URL protocol scheme. The protocol can be anything except `http` and `javascript`.
Source
function wp_is_authorize_application_redirect_url_valid( $url ) { $bad_protocols = array( 'javascript', 'data' ); if ( empty( $url ) ) { return true; } // Based on https://www.rfc-editor.org/rfc/rfc2396#section-3.1 $valid_scheme_regex = '/^[a-zA-Z][a-zA-Z0-9+.-]*:/'; if ( ! preg_match( $valid_scheme_regex, $url ) ) { return new WP_Error( 'invalid_redirect_url_format', __( 'Invalid URL format.' ) ); } /** * Filters the list of invalid protocols used in applications redirect URLs. * * @since 6.3.2 * * @param string[] $bad_protocols Array of invalid protocols. * @param string $url The redirect URL to be validated. */ $invalid_protocols = apply_filters( 'wp_authorize_application_redirect_url_invalid_protocols', $bad_protocols, $url ); $invalid_protocols = array_map( 'strtolower', $invalid_protocols ); $scheme = wp_parse_url( $url, PHP_URL_SCHEME ); $host = wp_parse_url( $url, PHP_URL_HOST ); $is_local = 'local' === wp_get_environment_type(); // Validates if the proper URI format is applied to the URL. if ( empty( $host ) || empty( $scheme ) || in_array( strtolower( $scheme ), $invalid_protocols, true ) ) { return new WP_Error( 'invalid_redirect_url_format', __( 'Invalid URL format.' ) ); } if ( 'http' === $scheme && ! $is_local ) { return new WP_Error( 'invalid_redirect_scheme', __( 'The URL must be served over a secure connection.' ) ); } return true; }