getRules method
Gets the robots.txt rules for a domain
domain
is the domain to get rules for
Implementation
Future<RobotsTxtRules?> getRules(String domain) async {
if (!_respectRobotsTxt) {
return RobotsTxtRules.empty();
}
// Check if we need to fetch the robots.txt file
if (!_cachedRules.containsKey(domain) ||
_cachedRules[domain]!.isExpired(_cacheExpirationMs)) {
try {
await _fetchRobotsTxt(domain);
} catch (e) {
_logger.error('Error fetching robots.txt for $domain: $e');
// If we can't fetch the robots.txt file, return null
return null;
}
}
return _cachedRules[domain];
}