Fixed timestamp parsing

models/user_heatmap.go

@@ -20,9 +20,9 @@ func GetUserHeatmapDataByUser(user *User) (hdata []*UserHeatmapData, err error)
  var groupBy string
  switch {
  case setting.UseSQLite3:
- groupBy = "strftime('%Y-%m-%d', created_unix, 'unixepoch')"
+ groupBy = "CAST(strftime('%Y-%m-%d', created_unix, 'unixepoch') AS INT)"
  case setting.UseMySQL:
- groupBy = "DATE_FORMAT(FROM_UNIXTIME(created_unix), '%Y%m%d')"
+ groupBy = "UNIX_TIMESTAMP(DATE_FORMAT(FROM_UNIXTIME(created_unix), '%Y%m%d'))"
  case setting.UsePostgreSQL:
  groupBy = "EXTRACT(epoch from TO_TIMESTAMP(TO_CHAR(TO_TIMESTAMP(created_unix), 'DD Mon YYYY'), 'DD Mon YYYY'))"
  case setting.UseMSSQL: