/// <summary>
/// Gets the current time zone for PHP date-time library functions. Associated with the current context.
/// </summary>
/// <remarks>It returns the time zone set by date_default_timezone_set PHP function.
/// If no time zone was set, the time zone is determined in following order:
/// 1. the time zone set in configuration
/// 2. the time zone of the current system
/// 3. default UTC time zone</remarks>
internal static TimeZoneInfo GetCurrentTimeZone(Context ctx)
{
var info = ctx.TryGetProperty <TimeZoneInfo>();
// if timezone is set by date_default_timezone_set(), return it
if (info == null)
{
// default timezone was not set, use & cache the current timezone
var cache = ctx.TryGetProperty <CurrentTimeZoneCache>();
if (cache == null)
{
ctx.SetProperty(cache = new CurrentTimeZoneCache());
}
info = cache.TimeZone;
}
//
return(info);
}
/// <summary>
/// Clears thread static field. Called on request end.
/// </summary>
private static void Clear()
{
_current = null;
_default = null;
}
