public static function IsExchangeEnabled($userId = false)
{
if (isset(self::$arExchEnabledCache[$userId])) {
return self::$arExchEnabledCache[$userId];
}
if (!IsModuleInstalled('dav') || COption::GetOptionString("dav", "agent_calendar") != "Y") {
$res = false;
} elseif (!CModule::IncludeModule('dav')) {
$res = false;
} elseif ($userId === false) {
$res = CDavExchangeCalendar::IsExchangeEnabled();
} else {
$res = CDavExchangeCalendar::IsExchangeEnabled() && CDavExchangeCalendar::IsExchangeEnabledForUser($userId);
}
self::$arExchEnabledCache[$userId] = $res;
return $res;
}
public static function IsExchangeEnabled()
{
return IsModuleInstalled('dav') && CModule::IncludeModule('dav') && CDavExchangeCalendar::IsExchangeEnabled();
}