/**
* AgaviTimeZone API.
*
* @see AgaviTimeZone::getOffsetRef()
*
* @author Dominik del Bondio <*****@*****.**>
* @author The ICU Project
* @since 0.11.0
*/
public function getOffsetRef($date, $local, &$rawoff, &$dstoff)
{
// The check against finalMillis will suffice most of the time, except
// for the case in which finalMillis == DBL_MAX, date == DBL_MAX,
// and finalZone == 0. For this case we add "&& finalZone != 0".
if ($date >= $this->finalMillis && $this->finalZone !== null) {
$millis = 0;
$days = AgaviToolkit::floorDivide($date, AgaviDateDefinitions::MILLIS_PER_DAY, $millis);
$year = 0;
$month = 0;
$dom = 0;
$dow = 0;
AgaviCalendarGrego::dayToFields($days, $year, $month, $dom, $dow);
$rawoff = $this->finalZone->getRawOffset();
if (!$local) {
// Adjust from GMT to local
$date += $rawoff;
$days2 = AgaviToolkit::floorDivide($date, AgaviDateDefinitions::MILLIS_PER_DAY, $millis);
if ($days2 != $days) {
AgaviCalendarGrego::dayToFields($days2, $year, $month, $dom, $dow);
}
}
$dstoff = $this->finalZone->getOffset(AgaviGregorianCalendar::AD, $year, $month, $dom, $dow, $millis) - $rawoff;
return;
}
$secs = floor($date / AgaviDateDefinitions::MILLIS_PER_SECOND);
$transition = $this->findTransition($secs, $local);
$rawoff = $this->types[$transition['type']]['rawOffset'] * AgaviDateDefinitions::MILLIS_PER_SECOND;
$dstoff = $this->types[$transition['type']]['dstOffset'] * AgaviDateDefinitions::MILLIS_PER_SECOND;
}
/**
* @bug 4107276
*/
public function testDSTSavings()
{
// It might be better to find a way to integrate this test into the main TimeZone
// tests above, but I don't have time to figure out how to do this (or if it's
// even really a good idea). Let's consider that a future. --rtg 1/27/98
$tz = new AgaviSimpleTimeZone($this->tm, -5 * AgaviDateDefinitions::MILLIS_PER_HOUR, "dstSavingsTest", AgaviDateDefinitions::MARCH, 1, 0, 0, AgaviDateDefinitions::SEPTEMBER, 1, 0, 0, 0.5 * AgaviDateDefinitions::MILLIS_PER_HOUR);
$this->assertEquals(-5 * AgaviDateDefinitions::MILLIS_PER_HOUR, $tz->getRawOffset());
$this->assertTrue($tz->useDaylightTime(), 'Test time zone should use DST but claims it doesn\'t.');
$this->assertEquals(0.5 * AgaviDateDefinitions::MILLIS_PER_HOUR, $tz->getDSTSavings());
$offset = $tz->getOffset(AgaviGregorianCalendar::AD, 1998, AgaviDateDefinitions::JANUARY, 1, AgaviDateDefinitions::THURSDAY, 10 * AgaviDateDefinitions::MILLIS_PER_HOUR);
$this->assertEquals(-5 * AgaviDateDefinitions::MILLIS_PER_HOUR, $offset);
$offset = $tz->getOffset(AgaviGregorianCalendar::AD, 1998, AgaviDateDefinitions::JUNE, 1, AgaviDateDefinitions::MONDAY, 10 * AgaviDateDefinitions::MILLIS_PER_HOUR);
$this->assertEquals(-4.5 * AgaviDateDefinitions::MILLIS_PER_HOUR, $offset);
$tz->setDSTSavings(AgaviDateDefinitions::MILLIS_PER_HOUR);
$offset = $tz->getOffset(AgaviGregorianCalendar::AD, 1998, AgaviDateDefinitions::JANUARY, 1, AgaviDateDefinitions::THURSDAY, 10 * AgaviDateDefinitions::MILLIS_PER_HOUR);
$this->assertEquals(-5 * AgaviDateDefinitions::MILLIS_PER_HOUR, $offset);
$offset = $tz->getOffset(AgaviGregorianCalendar::AD, 1998, AgaviDateDefinitions::JUNE, 1, AgaviDateDefinitions::MONDAY, 10 * AgaviDateDefinitions::MILLIS_PER_HOUR);
$this->assertEquals(-4 * AgaviDateDefinitions::MILLIS_PER_HOUR, $offset);
}
