owncloud/core — pull request #8098 by PVince81 (2014-04-07 15:44:45+00:00)
Title: Convert timestamp to int before calling Sabre_DAV_Property_GetLastModified

The constructor of Sabre_DAV_Property_GetLastModified is not able to
create a date from a negative timestamp string.

This fix converts the timestamp to int first before passing it.

Fixes #7921

Please review @DeepDiver1975 @icewind1991