BP_GOPP_Image_Editor_GS::gs_cmd_path()

	protected static function gs_cmd_path() {
		if ( null === self::$gs_cmd_path ) {
			/**
			 * Returning a valid path will short-circuit determining the path of the Ghostscript executable.
			 * Useful if your Ghostscript installation is in a non-standard location.
			 *
			 * @since BuddyBoss 1.4.0
			 *
			 * @param string $gs_cmd_path The path to the Ghostscript executable. Default null.
			 * @param bool   $is_win      True if running on Windows.
			 */
			$shortcircuit_path = apply_filters( 'gopp_image_gs_cmd_path', self::$gs_cmd_path, self::is_win() );
			// See also if we've a cached value.
			$transient = get_transient( 'gopp_image_gs_cmd_path' );
			// Only use transient if no filtered value or they're the same.
			if ( $transient && ( ! $shortcircuit_path || $transient === $shortcircuit_path ) ) {
				self::$gs_cmd_path = $transient;
			} else {
				if ( $shortcircuit_path && self::test_gs_cmd( $shortcircuit_path ) ) {
					self::$gs_cmd_path = $shortcircuit_path;
				} else {
					if ( self::is_win() ) {
						self::$gs_cmd_path = self::gs_cmd_win();
					} else {
						self::$gs_cmd_path = self::gs_cmd_nix();
					}
				}
				if ( self::$gs_cmd_path ) {
					set_transient( 'gopp_image_gs_cmd_path', self::$gs_cmd_path, BP_GOPP_IMAGE_EDITOR_GS_TRANSIENT_EXPIRATION );
				} elseif ( $transient ) {
					delete_transient( 'gopp_image_gs_cmd_path' );
				}
			}
		}
		return self::$gs_cmd_path;
	}