FS as an interface, close #205

Former-commit-id: 9bfcbeaf9c407044fb8eb3142f2eca65f42623d1 [formerly 2fb1a0292e825b5b86e506c70b548bc823050f7d] [formerly 8f70cdc0db6d4328d61769685bb39806999f475b [formerly 20818dca935cd8b7c922e1bb04ffdaf0f10a2022]]
Former-commit-id: ec8e8d96356d56863d8a330451dc78dbf838a7ef [formerly 216fffad3e0d2cdc4632e8de9299666a74e44375]
Former-commit-id: 230c7bc974a86225064211178250ec072c0a525a

http/auth.go

@@ -30,7 +30,7 @@ func authHandler(c *fm.Context, w http.ResponseWriter, r *http.Request) (int, er
 	}
 
 	// Checks if the user exists.
-	u, err := c.Store.Users.Get(cred.ID)
+	u, err := c.Store.Users.Get(cred.ID, c.NewFS)
 	if err != nil {
 		return http.StatusForbidden, nil
 	}
@@ -137,7 +137,7 @@ func validateAuth(c *fm.Context, r *http.Request) (bool, *fm.User) {
 		return false, nil
 	}
 
-	u, err := c.Store.Users.Get(claims.User.ID)
+	u, err := c.Store.Users.Get(claims.User.ID, c.NewFS)
 	if err != nil {
 		return false, nil
 	}