internal static IMatch ParseFilterParameter(string filterParameter, out string error)
{
error = null;
if (!Regex.IsMatch(filterParameter, "Description\\s+-like\\s+", RegexOptions.IgnoreCase | RegexOptions.CultureInvariant))
{
error = Strings.InvalidRuleSearchFilterMissingElements;
return(null);
}
Regex regex = new Regex(string.Format("Description\\s+-like\\s+(\"|')(?<{0}>.*)(\"|')", "theFilter"), RegexOptions.IgnoreCase | RegexOptions.CultureInvariant);
Match match = regex.Match(filterParameter);
if (match.Groups["theFilter"] != null)
{
string text = regex.Match(filterParameter).Groups["theFilter"].Value.Trim();
if (string.IsNullOrEmpty(text))
{
error = Strings.InvalidRuleSearchFilterEmpty;
return(null);
}
MatchFactory matchFactory = new MatchFactory();
try
{
return(matchFactory.CreateRegex(GetTransportRule.FilterStringToRegex(text), false, false));
}
catch (ArgumentException ex)
{
error = (string.IsNullOrWhiteSpace(ex.Message) ? "Unknown Error" : ex.Message);
return(null);
}
}
error = Strings.InvalidRuleSearchFilterEmpty;
return(null);
}
protected override void InternalValidate()
{
if (base.OptionalIdentityData != null)
{
base.OptionalIdentityData.ConfigurationContainerRdn = RuleIdParameter.GetRuleCollectionRdn(this.ruleCollectionName);
}
if (base.Fields["Filter"] != null)
{
if (base.Fields["Identity"] != null)
{
base.WriteError(new ArgumentException(Strings.IncompatibleGetTransportRuleParameters("Identity", "Filter")), ErrorCategory.InvalidArgument, "Filter");
}
string errorMessage;
this.searchFilter = GetTransportRule.ParseFilterParameter((string)base.Fields["Filter"], out errorMessage);
if (this.searchFilter == null)
{
base.WriteError(new ArgumentException(Strings.InvalidRuleSearchFilter((string)base.Fields["Filter"], errorMessage)), ErrorCategory.InvalidArgument, "Filter");
}
}
base.InternalValidate();
}