static public string GetRxPattern(RxPattern rxPattern, bool?soloMatch)
{
switch (rxPattern)
{
case RxPattern.Email:
string email = @"\w+([-.+']\w+)*@\w+([.-]\w+)*\.\w{2,6}";
if (soloMatch == null)
{
return(email);
}
if ((bool)soloMatch)
{
return(string.Format(@"^{0}$", email));
}
else
{
return(string.Format(@"\b{0}\b", email));
}
case RxPattern.PhoneUS:
string phone = @"((\(\d{3}\)[\s]?)|(\d{3}[\s-]))\d{3}[\s-]\d{4}";
if (soloMatch == null)
{
return(phone);
}
if ((bool)soloMatch)
{
return(string.Format(@"^{0}$", phone));
}
else
{
return(string.Format(@"(?<=[^0-9a-zA-Z]|^){0}\b", phone)); // notes
}
case RxPattern.SocSecNumUS:
string socsecnum = @"\d{3}-\d{2}-\d{4}";
if (soloMatch == null)
{
return(socsecnum);
}
if ((bool)soloMatch)
{
return(string.Format(@"^{0}$", socsecnum));
}
else
{
return(string.Format(@"\b{0}\b", socsecnum));
}
case RxPattern.WebURL:
string url = @"(http(s)?://)([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)?";
if (soloMatch == null)
{
return(url);
}
if ((bool)soloMatch)
{
return(string.Format(@"^{0}$", url));
}
else
{
return(string.Format(@"\b{0}\b", url));
}
case RxPattern.ZIPCodeUS:
string zip = @"\d{5}(-\d{4})?";
if (soloMatch == null)
{
return(zip);
}
if ((bool)soloMatch)
{
return(string.Format(@"^{0}$", zip));
}
else
{
return(string.Format(@"\b{0}\b", zip));
}
default:
throw new ArgumentException();
// for phone, we need this beast: (?<=[^0-9a-zA-Z]|^), a look ahead, because if there is a
// parentheses with the area code, the \b seems to go awol and the first paren
// does not become part of the match. This *may* be an error in the .NET Regex
// engine's handling of \b. That's a highly complex area though (e.g. note that specified
// word breaks (\b) do *not* become part of matches, opposite almost everything else)
}
}
static public string GetRxPattern(RxPattern rxPattern)
{
return(GetRxPattern(rxPattern, null));
}
public static Match RxMatch(this string s, RxPattern rxPatternType)
{
return(Regex.Match(s, XRegex.GetRxPattern(rxPatternType, false)));
}
public static MatchCollection RxMatches(this string s, RxPattern rxPatternType)
{
return(Regex.Matches(s, XRegex.GetRxPattern(rxPatternType, false)));
}
public static bool RxIsMatch(this string s, RxPattern rxPatternType)
{
return(Regex.IsMatch(s, XRegex.GetRxPattern(rxPatternType, true)));
}
