/**
* Set the month
*
* @param mixed $anIntOrString
* @return void
* @access private
* @since 5/23/05
*/
function setMonth($anIntOrString)
{
if (!$anIntOrString) {
$this->month = NULL;
} else {
if (is_numeric($anIntOrString)) {
$this->month = intval($anIntOrString);
} else {
$this->month = Month::indexOfMonth($anIntOrString);
}
}
}
/**
* Answer the days in this month on a given year.
*
* @param string $indexOrNameString
* @param ingteger $yearInteger
* @return integer
* @access public
* @since 5/5/05
* @static
*/
static function daysInMonthForYear($indexOrNameString, $yearInteger)
{
if (is_numeric($indexOrNameString)) {
$index = $indexOrNameString;
} else {
$index = Month::indexOfMonth($indexOrNameString);
}
if ($index < 1 | $index > 12) {
$errorString = $index . " is not a valid month index.";
if (function_exists('throwError')) {
throwError(new Error($errorString));
} else {
die($errorString);
}
}
$monthDays = ChronologyConstants::DaysInMonth();
$days = $monthDays[$index];
if ($index == 2 && Year::isYearLeapYear($yearInteger)) {
return $days + 1;
} else {
return $days;
}
}
/**
* Create a new instance.
*
* @param integer $anIntYear
* @param integer $anIntOrStringMonth
* @param integer $anIntDay
* @param integer $anIntHour
* @param integer $anIntMinute
* @param integer $anIntSecond
* @param object Duration $aDurationOffset
* @param optional string $class DO NOT USE OUTSIDE OF PACKAGE.
* This parameter is used to get around the limitations of not being
* able to find the class of the object that recieved the initial
* method call.
* @return object DateAndTime
* @access public
* @static
* @since 5/4/05
*/
static function withYearMonthDayHourMinuteSecondOffset($anIntYear, $anIntOrStringMonth, $anIntDay, $anIntHour, $anIntMinute, $anIntSecond, $aDurationOffset, $class = 'DateAndTime')
{
// Validate our passed class name.
if (!(strtolower($class) == strtolower('DateAndTime') || is_subclass_of(new $class(), 'DateAndTime'))) {
die("Class, '{$class}', is not a subclass of 'DateAndTime'.");
}
// Ensure that we have no days less than 1.
if ($anIntDay < 1) {
$anIntDay = 1;
}
if (is_numeric($anIntOrStringMonth)) {
$monthIndex = $anIntOrStringMonth;
} else {
$monthIndex = Month::indexOfMonth($anIntOrStringMonth);
}
$p = intval(($monthIndex - 14) / 12);
$q = $anIntYear + 4800 + $p;
$r = $monthIndex - 2 - 12 * $p;
$s = intval(($anIntYear + 4900 + $p) / 100);
$julianDayNumber = intval(1461 * $q / 4) + intval(367 * $r / 12) - intval(3 * $s / 4) + ($anIntDay - 32075);
$since = Duration::withDaysHoursMinutesSeconds($julianDayNumber, $anIntHour, $anIntMinute, $anIntSecond);
if (is_null($aDurationOffset)) {
$offset = DateAndTime::localOffset();
} else {
$offset = $aDurationOffset;
}
$dateAndTime = new $class();
$dateAndTime->ticksOffset($since->ticks(), $offset);
return $dateAndTime;
}
