// return a UUID or PDH if s is a UUID or a PDH (even if it is a PDH
// with "+" replaced by " " or "-"); otherwise return "".
func parseCollectionIDFromURL(s string) string {
if arvadosclient.UUIDMatch(s) {
return s
}
if pdh := urlPDHDecoder.Replace(s); arvadosclient.PDHMatch(pdh) {
return pdh
}
return ""
}
// return a UUID or PDH if s begins with a UUID or URL-encoded PDH;
// otherwise return "".
func parseCollectionIDFromDNSName(s string) string {
// Strip domain.
if i := strings.IndexRune(s, '.'); i >= 0 {
s = s[:i]
}
// Names like {uuid}--collections.example.com serve the same
// purpose as {uuid}.collections.example.com but can reduce
// cost/effort of using [additional] wildcard certificates.
if i := strings.Index(s, "--"); i >= 0 {
s = s[:i]
}
if arvadosclient.UUIDMatch(s) {
return s
}
if pdh := strings.Replace(s, "-", "+", 1); arvadosclient.PDHMatch(pdh) {
return pdh
}
return ""
}