/**
* Check a given year for leap year.
*
* @param integer|array|IfwPsn_Vendor_Zend_Date $year Year to check
* @return boolean
*/
public static function checkLeapYear($year)
{
if ($year instanceof IfwPsn_Vendor_Zend_Date) {
$year = (int) $year->toString(self::YEAR, 'iso');
}
if (is_array($year)) {
if (isset($year['year']) === true) {
$year = $year['year'];
} else {
require_once IFW_PSN_LIB_ROOT . 'IfwPsn/Vendor/Zend/Date/Exception.php';
throw new IfwPsn_Vendor_Zend_Date_Exception("no year given in array");
}
}
if (!is_numeric($year)) {
require_once IFW_PSN_LIB_ROOT . 'IfwPsn/Vendor/Zend/Date/Exception.php';
throw new IfwPsn_Vendor_Zend_Date_Exception("year ({$year}) has to be integer for checkLeapYear()", 0, null, $year);
}
return (bool) parent::isYearLeapYear($year);
}
/**
* Internal method to check if the given cache supports tags
*
* @param IfwPsn_Vendor_Zend_Cache $cache
*/
protected static function _getTagSupportForCache()
{
$backend = self::$_cache->getBackend();
if ($backend instanceof IfwPsn_Vendor_Zend_Cache_Backend_ExtendedInterface) {
$cacheOptions = $backend->getCapabilities();
self::$_cacheTags = $cacheOptions['tags'];
} else {
self::$_cacheTags = false;
}
return self::$_cacheTags;
}
