public void SetLicenseAndCopyrightMetadata(Metadata metadata)
{
License = metadata.License.Token;
Copyright = metadata.CopyrightNotice;
// obfuscate any emails in the license notes.
var notes = metadata.License.RightsStatement;
if (notes != null)
{
// recommended at http://www.regular-expressions.info/email.html.
// This purposely does not handle non-ascii emails, or ones with special characters, which he says few servers will handle anyway.
// It is also not picky about exactly valid top-level domains (or country codes), and will exclude the rare 'museum' top-level domain.
// There are several more complex options we could use there. Just be sure to add () around the bit up to (and including) the @,
// and another pair around the rest.
var regex = new Regex("\\b([A-Z0-9._%+-]+@)([A-Z0-9.-]+.[A-Z]{2,4})\\b", RegexOptions.IgnoreCase);
// We keep the existing email up to 2 characters after the @, and replace the rest with a message.
// Not making the message localizable as yet, since the web site isn't, and I'm not sure what we would need
// to put to make it so. A fixed string seems more likely to be something we can replace with a localized version,
// in the language of the web site user rather than the language of the uploader.
notes = regex.Replace(notes,
new MatchEvaluator(
m =>
m.Groups[1].Value + m.Groups[2].Value.Substring(0, 2) +
"(download book to read full email address)"));
LicenseNotes = notes;
}
}
