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package eu.siacs.conversations.ui;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.CompoundButton;
import android.widget.LinearLayout;
import android.widget.TextView;
import org.whispersystems.libaxolotl.IdentityKey;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
import eu.siacs.conversations.xmpp.jid.Jid;
public class TrustKeysActivity extends XmppActivity implements OnKeyStatusUpdated {
private Jid accountJid;
private Jid contactJid;
private boolean hasOtherTrustedKeys = false;
private boolean hasPendingFetches = false;
private boolean hasNoTrustedKeys = true;
private Contact contact;
private TextView keyErrorMessage;
private LinearLayout keyErrorMessageCard;
private TextView ownKeysTitle;
private LinearLayout ownKeys;
private LinearLayout ownKeysCard;
private TextView foreignKeysTitle;
private LinearLayout foreignKeys;
private LinearLayout foreignKeysCard;
private Button mSaveButton;
private Button mCancelButton;
private final Map<IdentityKey, Boolean> ownKeysToTrust = new HashMap<>();
private final Map<IdentityKey, Boolean> foreignKeysToTrust = new HashMap<>();
private final OnClickListener mSaveButtonListener = new OnClickListener() {
@Override
public void onClick(View v) {
commitTrusts();
Intent data = new Intent();
data.putExtra("choice", getIntent().getIntExtra("choice", ConversationActivity.ATTACHMENT_CHOICE_INVALID));
setResult(RESULT_OK, data);
finish();
}
};
private final OnClickListener mCancelButtonListener = new OnClickListener() {
@Override
public void onClick(View v) {
setResult(RESULT_CANCELED);
finish();
}
};
@Override
protected void refreshUiReal() {
invalidateOptionsMenu();
populateView();
}
@Override
protected String getShareableUri() {
if (contact != null) {
return contact.getShareableUri();
} else {
return "";
}
}
@Override
protected void onCreate(final Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_trust_keys);
try {
this.accountJid = Jid.fromString(getIntent().getExtras().getString("account"));
} catch (final InvalidJidException ignored) {
}
try {
this.contactJid = Jid.fromString(getIntent().getExtras().getString("contact"));
} catch (final InvalidJidException ignored) {
}
hasNoTrustedKeys = getIntent().getBooleanExtra("has_no_trusted", false);
keyErrorMessageCard = (LinearLayout) findViewById(R.id.key_error_message_card);
keyErrorMessage = (TextView) findViewById(R.id.key_error_message);
ownKeysTitle = (TextView) findViewById(R.id.own_keys_title);
ownKeys = (LinearLayout) findViewById(R.id.own_keys_details);
ownKeysCard = (LinearLayout) findViewById(R.id.own_keys_card);
foreignKeysTitle = (TextView) findViewById(R.id.foreign_keys_title);
foreignKeys = (LinearLayout) findViewById(R.id.foreign_keys_details);
foreignKeysCard = (LinearLayout) findViewById(R.id.foreign_keys_card);
mCancelButton = (Button) findViewById(R.id.cancel_button);
mCancelButton.setOnClickListener(mCancelButtonListener);
mSaveButton = (Button) findViewById(R.id.save_button);
mSaveButton.setOnClickListener(mSaveButtonListener);
if (getActionBar() != null) {
getActionBar().setHomeButtonEnabled(true);
getActionBar().setDisplayHomeAsUpEnabled(true);
}
}
private void populateView() {
setTitle(getString(R.string.trust_omemo_fingerprints));
ownKeys.removeAllViews();
foreignKeys.removeAllViews();
boolean hasOwnKeys = false;
boolean hasForeignKeys = false;
for(final IdentityKey identityKey : ownKeysToTrust.keySet()) {
hasOwnKeys = true;
addFingerprintRowWithListeners(ownKeys, contact.getAccount(), identityKey, false,
XmppAxolotlSession.Trust.fromBoolean(ownKeysToTrust.get(identityKey)), false,
new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
ownKeysToTrust.put(identityKey, isChecked);
// own fingerprints have no impact on locked status.
}
},
null
);
}
for(final IdentityKey identityKey : foreignKeysToTrust.keySet()) {
hasForeignKeys = true;
addFingerprintRowWithListeners(foreignKeys, contact.getAccount(), identityKey, false,
XmppAxolotlSession.Trust.fromBoolean(foreignKeysToTrust.get(identityKey)), false,
new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
foreignKeysToTrust.put(identityKey, isChecked);
lockOrUnlockAsNeeded();
}
},
null
);
}
if(hasOwnKeys) {
ownKeysTitle.setText(accountJid.toString());
ownKeysCard.setVisibility(View.VISIBLE);
}
if(hasForeignKeys) {
foreignKeysTitle.setText(contactJid.toString());
foreignKeysCard.setVisibility(View.VISIBLE);
}
if(hasPendingFetches) {
setFetching();
lock();
} else {
if (!hasForeignKeys && !hasOtherTrustedKeys) {
keyErrorMessageCard.setVisibility(View.VISIBLE);
keyErrorMessage.setText(R.string.error_no_keys_to_trust);
ownKeys.removeAllViews(); ownKeysCard.setVisibility(View.GONE);
foreignKeys.removeAllViews(); foreignKeysCard.setVisibility(View.GONE);
}
lockOrUnlockAsNeeded();
setDone();
}
}
private void getFingerprints(final Account account) {
Set<IdentityKey> ownKeysSet = account.getAxolotlService().getKeysWithTrust(XmppAxolotlSession.Trust.UNDECIDED);
Set<IdentityKey> foreignKeysSet = account.getAxolotlService().getKeysWithTrust(XmppAxolotlSession.Trust.UNDECIDED, contact);
if (hasNoTrustedKeys) {
ownKeysSet.addAll(account.getAxolotlService().getKeysWithTrust(XmppAxolotlSession.Trust.UNTRUSTED));
foreignKeysSet.addAll(account.getAxolotlService().getKeysWithTrust(XmppAxolotlSession.Trust.UNTRUSTED, contact));
}
for(final IdentityKey identityKey : ownKeysSet) {
if(!ownKeysToTrust.containsKey(identityKey)) {
ownKeysToTrust.put(identityKey, false);
}
}
for(final IdentityKey identityKey : foreignKeysSet) {
if(!foreignKeysToTrust.containsKey(identityKey)) {
foreignKeysToTrust.put(identityKey, false);
}
}
}
@Override
public void onBackendConnected() {
if ((accountJid != null) && (contactJid != null)) {
final Account account = xmppConnectionService
.findAccountByJid(accountJid);
if (account == null) {
return;
}
this.contact = account.getRoster().getContact(contactJid);
ownKeysToTrust.clear();
foreignKeysToTrust.clear();
getFingerprints(account);
if(account.getAxolotlService().getNumTrustedKeys(contact) > 0) {
hasOtherTrustedKeys = true;
}
Conversation conversation = xmppConnectionService.findOrCreateConversation(account, contactJid, false);
if(account.getAxolotlService().hasPendingKeyFetches(conversation)) {
hasPendingFetches = true;
}
populateView();
}
}
@Override
public void onKeyStatusUpdated() {
final Account account = xmppConnectionService.findAccountByJid(accountJid);
hasPendingFetches = false;
getFingerprints(account);
refreshUi();
}
private void commitTrusts() {
for(IdentityKey identityKey:ownKeysToTrust.keySet()) {
contact.getAccount().getAxolotlService().setFingerprintTrust(
identityKey.getFingerprint().replaceAll("\\s", ""),
XmppAxolotlSession.Trust.fromBoolean(ownKeysToTrust.get(identityKey)));
}
for(IdentityKey identityKey:foreignKeysToTrust.keySet()) {
contact.getAccount().getAxolotlService().setFingerprintTrust(
identityKey.getFingerprint().replaceAll("\\s", ""),
XmppAxolotlSession.Trust.fromBoolean(foreignKeysToTrust.get(identityKey)));
}
}
private void unlock() {
mSaveButton.setEnabled(true);
mSaveButton.setTextColor(getPrimaryTextColor());
}
private void lock() {
mSaveButton.setEnabled(false);
mSaveButton.setTextColor(getSecondaryTextColor());
}
private void lockOrUnlockAsNeeded() {
if (!hasOtherTrustedKeys && !foreignKeysToTrust.values().contains(true)){
lock();
} else {
unlock();
}
}
private void setDone() {
mSaveButton.setText(getString(R.string.done));
}
private void setFetching() {
mSaveButton.setText(getString(R.string.fetching_keys));
}
}
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