转换为标准路径

truck_v2.js

/**
         * 路径转换为标准路径
         * @param path
         * @return {String|XML}
         */
        getRealPath: function (path) {
            var DOT_RE = /\/\.\//g,
                DOUBLE_DOT_RE = /\/[^\/]+\/\.\.\//;

            // /a/b/./c/./d ==> /a/b/c/d
            path = path.replace(DOT_RE, "/");

            // a/b/c/../../d  ==>  a/b/../d  ==>  a/d
            while (path.match(DOUBLE_DOT_RE)) {
                path = path.replace(DOUBLE_DOT_RE, "/");
            }

            return path;
        }