var path = "/public" + filename;
var finalPath = "/pentaho/api/repos/" + decodeURIComponent(path) +
        "/content?ts=" + new Date().getTime();

    $http
            .get(finalPath)
            .success(function(data, status) {
              deferred.resolve(data);
            })
            .error(function(data, status) {
              // callback(data,status)
              deferred.reject(data);
            });