/** * @return int */ protected function beginningOfTimerange() { if (date('w') == 0) { return strtotime($this->WeekStart->firstDayOfWeekForStrtotime() . " -" . $this->timerEnd . " weeks"); } return strtotime($this->WeekStart->firstDayOfWeekForStrtotime() . " -" . ($this->timerEnd - 1) . " weeks"); }