private static NdefRecord ParseNdefRecord(NFCNdefPayload payload)
{
string typeString = System.Text.Encoding.UTF8.GetString(payload.Type.ToArray());
var parsedRecord = new NdefRecord()
{
Id = System.Text.Encoding.UTF8.GetString(payload.Identifier.ToArray()),
RecordType = ParseRecordType(payload.TypeNameFormat, typeString)
};
switch (parsedRecord.RecordType)
{
case NdefRecordType.Url:
byte[] dataArray = payload.Payload.ToArray();
string urlText = string.Empty;
switch (dataArray[0])
{
case 1:
urlText = "http://www.";
break;
case 2:
urlText = "https://www.";
break;
case 3:
urlText = "http://";
break;
case 4:
urlText = "https://";
break;
}
urlText += System.Text.Encoding.UTF8.GetString(dataArray, 1, dataArray.Length - 1);
parsedRecord.Data = urlText;
break;
case NdefRecordType.AbsoluteUri:
parsedRecord.Data = typeString;
break;
case NdefRecordType.Text:
byte[] textDataArray = payload.Payload.ToArray();
byte header = textDataArray[0];
int languageLength = header & 0x1f;
parsedRecord.Encoding = (header & 0x40) == 0 ? "utf-8" : "utf-16be";
parsedRecord.Language = System.Text.Encoding.ASCII.GetString(textDataArray, 1, languageLength);
parsedRecord.Data = System.Text.Encoding.UTF8.GetString(textDataArray, languageLength + 1, textDataArray.Length - (languageLength + 1));
break;
case NdefRecordType.Mime:
parsedRecord.MediaType = typeString;
parsedRecord.Data = payload.Payload.ToArray();
break;
default:
parsedRecord.Data = payload.Payload.ToArray();
break;
}
return(parsedRecord);
}
internal void AddRecord(NdefRecord record)
{
_records.Add(record);
}
