public async Task <IActionResult> Create(RegexForm data)
{
if (data != null)
{
Regex regex = new Regex();
regex.Name = data.Name;
regex.Description = data.Description;
regex.Value = this.Builder(data);
_context.Add(regex);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
else
{
return(View(data));
}
}
public string Builder(RegexForm data)
{
try
{
string length, uppercase, lowercase, specsigs, digits;
int min, max;
if (data.checkMinLength == true)
{
min = data.minLength;
}
else
{
min = 0;
}
if (data.checkMaxLength == true && data.minLength <= data.maxLength) //Quick fix for exception parsing regex if minlength greater than maxlength
{
max = data.maxLength;
}
else
{
max = Int32.MaxValue;
}
length = "(?=^.{" + min + "," + max + "}$)";
if (data.checkUppercase == true)
{
uppercase = "(?=(.*[A-Z]){" + data.minUppercase + ",})";
}
else
{
uppercase = null;
}
if (data.checkLowercase == true)
{
lowercase = "(?=(.*[a-z]){" + data.minLowercase + ",})";
}
else
{
lowercase = null;
}
if (data.checkDigits == true)
{
digits = @"(?=(.*\d){" + data.minDigits + ",})";
}
else
{
digits = null;
}
if (data.checkSpecialSigns == true)
{
specsigs = @"(?=(.*[^\da-zA-Z]){" + data.minSpecialSigns + ",})";
}
else
{
specsigs = null;
}
string result = length + uppercase + lowercase + digits + specsigs;
return(result);
}
catch (Exception ex)
{
return(null);
}
}
