send content-type, last-modified, etag headers w/ grids, not just tiles

2012-02-06 11:42:04 -05:00
parent 41d42ad32e
commit db5fc04e0d
1 changed files with 6 additions and 2 deletions
--- a/lib/mbtiles.js
+++ b/lib/mbtiles.js
@@ -229,8 +229,12 @@ MBTiles.prototype.getGrid = function(z, x, y, callback) {
            } catch (err) {
                return callback(new Error('Grid is invalid'));
            }
-
-            callback(null, result);
+            var options = {
+                'Content-Type': 'text/javascript',
+                'Last-Modified': new Date(that._stat.mtime).toUTCString(),
+                'ETag': that._stat.size + '-' + Number(that._stat.mtime)
+            };
+            callback(null, result, options);
        }
    );
 };