/**
* Takes a date and returns working hours or null(off work) on that particular date given.
*
* @param string $date a date in date format
* @throws \InvalidArgumentException
* @thows ShiftPattern_ArrayNotSet_Exeption
* @return array|null array contains start and end time of a shift (eg. array('07:00', '15:00')), if off work returns null
*/
public function day($date)
{
if ($this->_pattern === null) {
throw new ShiftPatternFilter_ArrayNotSet_Exception();
}
// set a date for which you want to get working hours
$this->_patternDate->set($date);
$week = $this->_patternDate->week($this->_weeksInPattern);
$day = $this->_patternDate->day();
return $this->_pattern[$week][$day];
}
public function setDate(ShiftPatternDate $shiftPatternDate)
{
$startPosition = $shiftPatternDate->week(count($this->array));
$this->setStart($startPosition);
return $this;
}