*/
QString formatCurrentDateTimeInString(const QString &formatStr);
-/** Check if a scope rule matches a string
+/**
+ * Try to localize a given date/time in seconds from Unix epoch, pass through string if invalid
*
- * Checks that the string does NOT match ANY inverted rules (prefixed by '!'), then checks that
- * it matches AT LEAST one normal (non-inverted) rule.
+ * Allows compatibility with date/time fields that may or may not be in Unix epoch format,
+ * localizing if possible, leaving alone if not.
*
- * If only inverted rules are specified, it'll match so long as the string does not match any
- * inverted rules (implicit wildcard).
+ * @param possibleEpochDate Date/time that might be in seconds since Unix epoch format
+ * @param dateFormat Desired format of the date/time string
+ * @param useUTC If true, use UTC timezone, otherwise use local time
+ * @return Localized date/time if parse succeeded, otherwise the source string
+ */
+QString tryFormatUnixEpoch(const QString &possibleEpochDate,
+ Qt::DateFormat dateFormat = Qt::DateFormat::TextDate,
+ bool useUTC = false);
+
+
+/**
+ * Format the given date/time in ISO 8601 format with timezone offset
*
- * @param scopeRule A ';'-separated list of wildcard expressions, prefix of '!' inverts subrule
- * @param string String to test, e.g. network/channel name
- * @return True if matches, otherwise false
+ * @param dateTime Date/time of interest
+ * @return Date/time in ISO 8601 format with timezone offset
*/
-bool scopeMatch(const QString &scopeRule, const QString &string);
+QString formatDateTimeToOffsetISO(const QDateTime &dateTime);