pub fn format_now_only(
template: &str,
timezone_shift_secs: i32,
programme_start: i64,
programme_duration: i64,
) -> StringExpand description
Format only “now”-related timestamps in a URL template.
Used for live stream URL processing where only current-time placeholders
need substitution. Translated from FormatDateTimeNowOnly().
If programme_start > 0, also processes start/end/duration specifiers.