Conversations/src/main/java/eu/siacs/conversations/ui/VerifyOTRActivity.java

447 lines
15 KiB
Java

package eu.siacs.conversations.ui;
import android.app.ActionBar;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
import com.google.zxing.integration.android.IntentIntegrator;
import com.google.zxing.integration.android.IntentResult;
import net.java.otr4j.OtrException;
import net.java.otr4j.session.Session;
import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.utils.CryptoHelper;
import eu.siacs.conversations.utils.XmppUri;
import eu.siacs.conversations.xmpp.jid.InvalidJidException;
import eu.siacs.conversations.xmpp.jid.Jid;
public class VerifyOTRActivity extends XmppActivity implements XmppConnectionService.OnConversationUpdate {
public static final String ACTION_VERIFY_CONTACT = "verify_contact";
public static final int MODE_SCAN_FINGERPRINT = - 0x0502;
public static final int MODE_ASK_QUESTION = 0x0503;
public static final int MODE_ANSWER_QUESTION = 0x0504;
public static final int MODE_MANUAL_VERIFICATION = 0x0505;
private LinearLayout mManualVerificationArea;
private LinearLayout mSmpVerificationArea;
private TextView mRemoteFingerprint;
private TextView mYourFingerprint;
private TextView mVerificationExplain;
private TextView mStatusMessage;
private TextView mSharedSecretHint;
private EditText mSharedSecretHintEditable;
private EditText mSharedSecretSecret;
private Button mLeftButton;
private Button mRightButton;
private Account mAccount;
private Conversation mConversation;
private int mode = MODE_MANUAL_VERIFICATION;
private XmppUri mPendingUri = null;
private DialogInterface.OnClickListener mVerifyFingerprintListener = new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int click) {
mConversation.verifyOtrFingerprint();
xmppConnectionService.syncRosterToDisk(mConversation.getAccount());
Toast.makeText(VerifyOTRActivity.this,R.string.verified,Toast.LENGTH_SHORT).show();
finish();
}
};
private View.OnClickListener mCreateSharedSecretListener = new View.OnClickListener() {
@Override
public void onClick(final View view) {
if (isAccountOnline()) {
final String question = mSharedSecretHintEditable.getText().toString();
final String secret = mSharedSecretSecret.getText().toString();
if (question.trim().isEmpty()) {
mSharedSecretHintEditable.requestFocus();
mSharedSecretHintEditable.setError(getString(R.string.shared_secret_hint_should_not_be_empty));
} else if (secret.trim().isEmpty()) {
mSharedSecretSecret.requestFocus();
mSharedSecretSecret.setError(getString(R.string.shared_secret_can_not_be_empty));
} else {
mSharedSecretSecret.setError(null);
mSharedSecretHintEditable.setError(null);
initSmp(question, secret);
updateView();
}
}
}
};
private View.OnClickListener mCancelSharedSecretListener = new View.OnClickListener() {
@Override
public void onClick(View view) {
if (isAccountOnline()) {
abortSmp();
updateView();
}
}
};
private View.OnClickListener mRespondSharedSecretListener = new View.OnClickListener() {
@Override
public void onClick(View view) {
if (isAccountOnline()) {
final String question = mSharedSecretHintEditable.getText().toString();
final String secret = mSharedSecretSecret.getText().toString();
respondSmp(question, secret);
updateView();
}
}
};
private View.OnClickListener mRetrySharedSecretListener = new View.OnClickListener() {
@Override
public void onClick(View view) {
mConversation.smp().status = Conversation.Smp.STATUS_NONE;
mConversation.smp().hint = null;
mConversation.smp().secret = null;
updateView();
}
};
private View.OnClickListener mFinishListener = new View.OnClickListener() {
@Override
public void onClick(View view) {
mConversation.smp().status = Conversation.Smp.STATUS_NONE;
finish();
}
};
protected boolean initSmp(final String question, final String secret) {
final Session session = mConversation.getOtrSession();
if (session!=null) {
try {
session.initSmp(question, secret);
mConversation.smp().status = Conversation.Smp.STATUS_WE_REQUESTED;
mConversation.smp().secret = secret;
mConversation.smp().hint = question;
return true;
} catch (OtrException e) {
return false;
}
} else {
return false;
}
}
protected boolean abortSmp() {
final Session session = mConversation.getOtrSession();
if (session!=null) {
try {
session.abortSmp();
mConversation.smp().status = Conversation.Smp.STATUS_NONE;
mConversation.smp().hint = null;
mConversation.smp().secret = null;
return true;
} catch (OtrException e) {
return false;
}
} else {
return false;
}
}
protected boolean respondSmp(final String question, final String secret) {
final Session session = mConversation.getOtrSession();
if (session!=null) {
try {
session.respondSmp(question,secret);
return true;
} catch (OtrException e) {
return false;
}
} else {
return false;
}
}
protected boolean verifyWithUri(XmppUri uri) {
Contact contact = mConversation.getContact();
if (this.mConversation.getContact().getJid().equals(uri.getJid()) && uri.getFingerprint() != null) {
contact.addOtrFingerprint(uri.getFingerprint());
Toast.makeText(this,R.string.verified,Toast.LENGTH_SHORT).show();
updateView();
xmppConnectionService.syncRosterToDisk(contact.getAccount());
return true;
} else {
Toast.makeText(this,R.string.could_not_verify_fingerprint,Toast.LENGTH_SHORT).show();
return false;
}
}
protected boolean isAccountOnline() {
if (this.mAccount.getStatus() != Account.State.ONLINE) {
Toast.makeText(this,R.string.not_connected_try_again,Toast.LENGTH_SHORT).show();
return false;
} else {
return true;
}
}
protected boolean handleIntent(Intent intent) {
if (intent != null && intent.getAction().equals(ACTION_VERIFY_CONTACT)) {
try {
this.mAccount = this.xmppConnectionService.findAccountByJid(Jid.fromString(intent.getExtras().getString("account")));
} catch (final InvalidJidException ignored) {
return false;
}
try {
this.mConversation = this.xmppConnectionService.find(this.mAccount,Jid.fromString(intent.getExtras().getString("contact")));
if (this.mConversation == null) {
return false;
}
} catch (final InvalidJidException ignored) {
return false;
}
this.mode = intent.getIntExtra("mode", MODE_MANUAL_VERIFICATION);
if (this.mode == MODE_SCAN_FINGERPRINT) {
new IntentIntegrator(this).initiateScan();
return false;
}
return true;
} else {
return false;
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent intent) {
if ((requestCode & 0xFFFF) == IntentIntegrator.REQUEST_CODE) {
IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
if (scanResult != null && scanResult.getFormatName() != null) {
String data = scanResult.getContents();
XmppUri uri = new XmppUri(data);
if (xmppConnectionServiceBound) {
verifyWithUri(uri);
finish();
} else {
this.mPendingUri = uri;
}
} else {
finish();
}
}
super.onActivityResult(requestCode, requestCode, intent);
}
@Override
protected void onBackendConnected() {
if (handleIntent(getIntent())) {
updateView();
} else if (mPendingUri!=null) {
verifyWithUri(mPendingUri);
finish();
mPendingUri = null;
}
setIntent(null);
}
protected void updateView() {
if (this.mConversation.hasValidOtrSession()) {
final ActionBar actionBar = getActionBar();
this.mVerificationExplain.setText(R.string.no_otr_session_found);
invalidateOptionsMenu();
switch(this.mode) {
case MODE_ASK_QUESTION:
if (actionBar != null ) {
actionBar.setTitle(R.string.ask_question);
}
this.updateViewAskQuestion();
break;
case MODE_ANSWER_QUESTION:
if (actionBar != null ) {
actionBar.setTitle(R.string.smp_requested);
}
this.updateViewAnswerQuestion();
break;
case MODE_MANUAL_VERIFICATION:
default:
if (actionBar != null ) {
actionBar.setTitle(R.string.manually_verify);
}
this.updateViewManualVerification();
break;
}
} else {
this.mManualVerificationArea.setVisibility(View.GONE);
this.mSmpVerificationArea.setVisibility(View.GONE);
}
}
protected void updateViewManualVerification() {
this.mVerificationExplain.setText(R.string.manual_verification_explanation);
this.mManualVerificationArea.setVisibility(View.VISIBLE);
this.mSmpVerificationArea.setVisibility(View.GONE);
this.mYourFingerprint.setText(CryptoHelper.prettifyFingerprint(this.mAccount.getOtrFingerprint()));
this.mRemoteFingerprint.setText(CryptoHelper.prettifyFingerprint(this.mConversation.getOtrFingerprint()));
if (this.mConversation.isOtrFingerprintVerified()) {
deactivateButton(this.mRightButton,R.string.verified);
activateButton(this.mLeftButton,R.string.cancel,this.mFinishListener);
} else {
activateButton(this.mLeftButton,R.string.cancel,this.mFinishListener);
activateButton(this.mRightButton,R.string.verify, new View.OnClickListener() {
@Override
public void onClick(View view) {
showManuallyVerifyDialog();
}
});
}
}
protected void updateViewAskQuestion() {
this.mManualVerificationArea.setVisibility(View.GONE);
this.mSmpVerificationArea.setVisibility(View.VISIBLE);
this.mVerificationExplain.setText(R.string.smp_explain_question);
final int smpStatus = this.mConversation.smp().status;
switch (smpStatus) {
case Conversation.Smp.STATUS_WE_REQUESTED:
this.mStatusMessage.setVisibility(View.GONE);
this.mSharedSecretHintEditable.setVisibility(View.VISIBLE);
this.mSharedSecretSecret.setVisibility(View.VISIBLE);
this.mSharedSecretHintEditable.setText(this.mConversation.smp().hint);
this.mSharedSecretSecret.setText(this.mConversation.smp().secret);
this.activateButton(this.mLeftButton, R.string.cancel, this.mCancelSharedSecretListener);
this.deactivateButton(this.mRightButton, R.string.in_progress);
break;
case Conversation.Smp.STATUS_FAILED:
this.mStatusMessage.setVisibility(View.GONE);
this.mSharedSecretHintEditable.setVisibility(View.VISIBLE);
this.mSharedSecretSecret.setVisibility(View.VISIBLE);
this.mSharedSecretSecret.requestFocus();
this.mSharedSecretSecret.setError(getString(R.string.secrets_do_not_match));
this.deactivateButton(this.mLeftButton, R.string.cancel);
this.activateButton(this.mRightButton, R.string.try_again, this.mRetrySharedSecretListener);
break;
case Conversation.Smp.STATUS_VERIFIED:
this.mSharedSecretHintEditable.setText("");
this.mSharedSecretHintEditable.setVisibility(View.GONE);
this.mSharedSecretSecret.setText("");
this.mSharedSecretSecret.setVisibility(View.GONE);
this.mStatusMessage.setVisibility(View.VISIBLE);
this.deactivateButton(this.mLeftButton, R.string.cancel);
this.activateButton(this.mRightButton, R.string.finish, this.mFinishListener);
break;
default:
this.mStatusMessage.setVisibility(View.GONE);
this.mSharedSecretHintEditable.setVisibility(View.VISIBLE);
this.mSharedSecretSecret.setVisibility(View.VISIBLE);
this.activateButton(this.mLeftButton,R.string.cancel,this.mFinishListener);
this.activateButton(this.mRightButton, R.string.ask_question, this.mCreateSharedSecretListener);
break;
}
}
protected void updateViewAnswerQuestion() {
this.mManualVerificationArea.setVisibility(View.GONE);
this.mSmpVerificationArea.setVisibility(View.VISIBLE);
this.mVerificationExplain.setText(R.string.smp_explain_answer);
this.mSharedSecretHintEditable.setVisibility(View.GONE);
this.mSharedSecretHint.setVisibility(View.VISIBLE);
this.deactivateButton(this.mLeftButton, R.string.cancel);
final int smpStatus = this.mConversation.smp().status;
switch (smpStatus) {
case Conversation.Smp.STATUS_CONTACT_REQUESTED:
this.mStatusMessage.setVisibility(View.GONE);
this.mSharedSecretHint.setText(this.mConversation.smp().hint);
this.activateButton(this.mRightButton,R.string.respond,this.mRespondSharedSecretListener);
break;
case Conversation.Smp.STATUS_VERIFIED:
this.mSharedSecretHintEditable.setText("");
this.mSharedSecretHintEditable.setVisibility(View.GONE);
this.mSharedSecretHint.setVisibility(View.GONE);
this.mSharedSecretSecret.setText("");
this.mSharedSecretSecret.setVisibility(View.GONE);
this.mStatusMessage.setVisibility(View.VISIBLE);
this.activateButton(this.mRightButton, R.string.finish, this.mFinishListener);
break;
case Conversation.Smp.STATUS_FAILED:
default:
this.mSharedSecretSecret.requestFocus();
this.mSharedSecretSecret.setError(getString(R.string.secrets_do_not_match));
this.activateButton(this.mRightButton,R.string.finish,this.mFinishListener);
break;
}
}
protected void activateButton(Button button, int text, View.OnClickListener listener) {
button.setEnabled(true);
button.setTextColor(getPrimaryTextColor());
button.setText(text);
button.setOnClickListener(listener);
}
protected void deactivateButton(Button button, int text) {
button.setEnabled(false);
button.setTextColor(getSecondaryTextColor());
button.setText(text);
button.setOnClickListener(null);
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_verify_otr);
this.mRemoteFingerprint = (TextView) findViewById(R.id.remote_fingerprint);
this.mYourFingerprint = (TextView) findViewById(R.id.your_fingerprint);
this.mLeftButton = (Button) findViewById(R.id.left_button);
this.mRightButton = (Button) findViewById(R.id.right_button);
this.mVerificationExplain = (TextView) findViewById(R.id.verification_explanation);
this.mStatusMessage = (TextView) findViewById(R.id.status_message);
this.mSharedSecretSecret = (EditText) findViewById(R.id.shared_secret_secret);
this.mSharedSecretHintEditable = (EditText) findViewById(R.id.shared_secret_hint_editable);
this.mSharedSecretHint = (TextView) findViewById(R.id.shared_secret_hint);
this.mManualVerificationArea = (LinearLayout) findViewById(R.id.manual_verification_area);
this.mSmpVerificationArea = (LinearLayout) findViewById(R.id.smp_verification_area);
}
@Override
public boolean onCreateOptionsMenu(final Menu menu) {
super.onCreateOptionsMenu(menu);
getMenuInflater().inflate(R.menu.verify_otr, menu);
return true;
}
private void showManuallyVerifyDialog() {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(R.string.manually_verify);
builder.setMessage(R.string.are_you_sure_verify_fingerprint);
builder.setNegativeButton(R.string.cancel, null);
builder.setPositiveButton(R.string.verify, mVerifyFingerprintListener);
builder.create().show();
}
@Override
protected String getShareableUri() {
if (mAccount!=null) {
return mAccount.getShareableUri();
} else {
return "";
}
}
public void onConversationUpdate() {
refreshUi();
}
@Override
protected void refreshUiReal() {
updateView();
}
}