public PatentLinks(PatentNumber number)
{
if (number == null)
{
throw new ArgumentNullException(nameof(number));
}
Espacenet = string.Concat("https://worldwide.espacenet.com/patent/search/publication/", number.Format());
FullText = string.Format(ToolsContext.Current.Settings.PatentPDFServer, number.Format());
GooglePatents = string.Concat("https://patents.google.com/?q=", number.Format());
}
/// <summary>
/// Parses the input to a patent number.
/// </summary>
/// <param name="input">The input.</param>
/// <returns>The patent number.</returns>
public static PatentNumber Parse(string input)
{
if (string.IsNullOrEmpty(input))
{
throw new ArgumentNullException(nameof(input));
}
// first clean
input = input.ToUpper().Trim();
// remove non alphanumeric characters
var regex = new Regex("[^a-zA-Z0-9]");
input = regex.Replace(input, string.Empty);
// validation
if (input.Length <= 3)
{
throw new ArgumentException("number is too short");
}
var result = new PatentNumber();
var size = input.Length;
// country code
result.C = input.Substring(0, 2);
// kind code
result.K = char.IsLetter(input[size - 2])
? string.Concat(input[size - 2], input[size - 1])
: string.Concat(input[size - 1]);
// document number
result.N = input.Substring(result.C.Length, size - result.C.Length - result.K.Length);
return(result);
}