public TldRule(string ruleData, TldRuleDivision division = TldRuleDivision.Unknown)
{
if (string.IsNullOrEmpty(ruleData))
{
throw new ArgumentException("RuleData is emtpy");
}
this.Division = division;
var parts = ruleData.Split('.').Select(x => x.Trim()).ToList();
foreach (var part in parts)
{
if (string.IsNullOrEmpty(part))
{
throw new FormatException("Rule contains empty part");
}
if (part.Contains("*") && part != "*")
{
throw new FormatException("Wildcard syntax not correct");
}
}
if (ruleData.StartsWith("!", StringComparison.InvariantCultureIgnoreCase))
{
this.Type = TldRuleType.WildcardException;
this.Name = ruleData.Substring(1).ToLower();
this.LabelCount = parts.Count - 1; //Left-most label is removed for Wildcard Exceptions
}
else if (ruleData.Contains("*"))
{
this.Type = TldRuleType.Wildcard;
this.Name = ruleData.ToLower();
this.LabelCount = parts.Count;
}
else
{
this.Type = TldRuleType.Normal;
this.Name = ruleData.ToLower();
this.LabelCount = parts.Count;
}
}
public IEnumerable <TldRule> ParseRules([NotNull] IEnumerable <string> lines)
{
List <TldRule> items = new List <TldRule>();
TldRuleDivision division = TldRuleDivision.Unknown;
foreach (string line in lines)
{
//Ignore empty lines
if (string.IsNullOrEmpty(line))
{
continue;
}
//Ignore comments (and set Division)
if (line.StartsWith("//"))
{
//Detect Division
if (line.StartsWith("// ===BEGIN ICANN DOMAINS==="))
{
division = TldRuleDivision.ICANN;
}
else if (line.StartsWith("// ===END ICANN DOMAINS==="))
{
division = TldRuleDivision.Unknown;
}
else if (line.StartsWith("// ===BEGIN PRIVATE DOMAINS==="))
{
division = TldRuleDivision.Private;
}
else if (line.StartsWith("// ===END PRIVATE DOMAINS==="))
{
division = TldRuleDivision.Unknown;
}
continue;
}
TldRule tldRule = new TldRule(line.Trim(), division);
items.Add(tldRule);
}
return(items);
}
