// It would be nice if the string encoding lived in the core ZXing library,
// but we use platform specific code like PhoneNumberUtils, so it can't.
private boolean encodeContentsFromZXingIntent(Intent intent) {
// Default to QR_CODE if no format given.
String formatString = intent.getStringExtra(Intents.Encode.FORMAT);
format = null;
if (formatString != null) {
try {
format = BarcodeFormat.valueOf(formatString);
} catch (IllegalArgumentException iae) {
// Ignore it then
}
}
if (format == null || format == BarcodeFormat.QR_CODE) {
String type = intent.getStringExtra(Intents.Encode.TYPE);
if (type == null || type.isEmpty()) {
return false;
}
this.format = BarcodeFormat.QR_CODE;
encodeQRCodeContents(intent, type);
} else {
String data = intent.getStringExtra(Intents.Encode.DATA);
if (data != null && !data.isEmpty()) {
contents = data;
displayContents = data;
title = activity.getString(R.string.contents_text);
}
}
return contents != null && !contents.isEmpty();
}
// Handles send intents from the Contacts app, retrieving a contact as a VCARD.
private void encodeFromStreamExtra(Intent intent) throws WriterException {
format = BarcodeFormat.QR_CODE;
Bundle bundle = intent.getExtras();
if (bundle == null) {
throw new WriterException("No extras");
}
Uri uri = bundle.getParcelable(Intent.EXTRA_STREAM);
if (uri == null) {
throw new WriterException("No EXTRA_STREAM");
}
byte[] vcard;
String vcardString;
InputStream stream = null;
try {
stream = activity.getContentResolver().openInputStream(uri);
if (stream == null) {
throw new WriterException("Can't open stream for " + uri);
}
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buffer = new byte[2048];
int bytesRead;
while ((bytesRead = stream.read(buffer)) > 0) {
baos.write(buffer, 0, bytesRead);
}
vcard = baos.toByteArray();
vcardString = new String(vcard, 0, vcard.length, "UTF-8");
} catch (IOException ioe) {
throw new WriterException(ioe);
} finally {
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
// continue
}
}
}
Log.d(TAG, "Encoding share intent content:");
Log.d(TAG, vcardString);
Result result = new Result(vcardString, vcard, null, BarcodeFormat.QR_CODE);
ParsedResult parsedResult = ResultParser.parseResult(result);
if (!(parsedResult instanceof AddressBookParsedResult)) {
throw new WriterException("Result was not an address");
}
encodeQRCodeContents((AddressBookParsedResult) parsedResult);
if (contents == null || contents.isEmpty()) {
throw new WriterException("No content to encode");
}
}
