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/*
* Copyright (C) 2014 Tim Bray <tbray@textuality.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.keyimport;
import com.textuality.keybase.lib.KeybaseException;
import com.textuality.keybase.lib.Match;
import com.textuality.keybase.lib.KeybaseQuery;
import com.textuality.keybase.lib.User;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.ui.util.KeyFormattingUtils;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.util.OkHttpKeybaseClient;
import java.net.Proxy;
import java.util.ArrayList;
import java.util.List;
public class KeybaseKeyserver extends Keyserver {
public static final String ORIGIN = "keybase:keybase.io";
Proxy mProxy;
public KeybaseKeyserver(Proxy proxy) {
mProxy = proxy;
}
@Override
public ArrayList<ImportKeysListEntry> search(String query) throws QueryFailedException,
QueryNeedsRepairException {
ArrayList<ImportKeysListEntry> results = new ArrayList<>();
if (query.startsWith("0x")) {
// cut off "0x" if a user is searching for a key id
query = query.substring(2);
}
if (query.isEmpty()) {
throw new QueryTooShortException();
}
try {
KeybaseQuery keybaseQuery = new KeybaseQuery(new OkHttpKeybaseClient());
keybaseQuery.setProxy(mProxy);
Iterable<Match> matches = keybaseQuery.search(query);
for (Match match : matches) {
results.add(makeEntry(match, query));
}
} catch (KeybaseException e) {
Log.e(Constants.TAG, "keybase result parsing error", e);
throw new QueryFailedException("Unexpected structure in keybase search result: " + e.getMessage());
}
return results;
}
private ImportKeysListEntry makeEntry(Match match, String query) throws KeybaseException {
final ImportKeysListEntry entry = new ImportKeysListEntry();
entry.setQuery(query);
entry.addOrigin(ORIGIN);
entry.setRevoked(false); // keybase doesn’t say anything about revoked keys
String username = match.getUsername();
String fullName = match.getFullName();
String fingerprint = match.getFingerprint();
entry.setFingerprintHex(fingerprint);
entry.setKeyIdHex("0x" + match.getKeyID());
// so we can query for the keybase id directly, and to identify the location from which the
// key is to be retrieved
entry.setKeybaseName(username);
final int bitStrength = match.getBitStrength();
entry.setBitStrength(bitStrength);
final int algorithmId = match.getAlgorithmId();
entry.setAlgorithm(KeyFormattingUtils.getAlgorithmInfo(algorithmId, bitStrength, null));
ArrayList<String> userIds = new ArrayList<>();
String name = "<keybase.io/" + username + ">";
if (fullName != null) {
name = fullName + " " + name;
}
userIds.add(name);
List<String> proofLabels = match.getProofLabels();
for (String proofLabel : proofLabels) {
userIds.add(proofLabel);
}
entry.setUserIds(userIds);
entry.setPrimaryUserId(name);
return entry;
}
@Override
public String get(String id) throws QueryFailedException {
try {
KeybaseQuery keybaseQuery = new KeybaseQuery(new OkHttpKeybaseClient());
keybaseQuery.setProxy(mProxy);
return User.keyForUsername(keybaseQuery, id);
} catch (KeybaseException e) {
throw new QueryFailedException(e.getMessage());
}
}
@Override
public void add(String armoredKey) throws AddKeyException {
throw new AddKeyException();
}
}
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