444 lines
15 KiB
Java
444 lines
15 KiB
Java
package eu.siacs.conversations.ui;
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import android.support.v7.app.AlertDialog;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.os.Bundle;
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import android.support.v7.app.ActionBar;
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import android.view.Menu;
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import android.view.View;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import android.widget.Toast;
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import net.java.otr4j.OtrException;
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import net.java.otr4j.session.Session;
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import eu.siacs.conversations.R;
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import eu.siacs.conversations.entities.Account;
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import eu.siacs.conversations.entities.Contact;
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import eu.siacs.conversations.entities.Conversation;
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import eu.siacs.conversations.services.XmppConnectionService;
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import eu.siacs.conversations.utils.CryptoHelper;
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import eu.siacs.conversations.utils.XmppUri;
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import eu.siacs.conversations.utils.zxing.IntentIntegrator;
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import eu.siacs.conversations.utils.zxing.IntentResult;
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import eu.siacs.conversations.xmpp.jid.InvalidJidException;
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import eu.siacs.conversations.xmpp.jid.Jid;
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public class VerifyOTRActivity extends XmppActivity implements XmppConnectionService.OnConversationUpdate {
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public static final String ACTION_VERIFY_CONTACT = "verify_contact";
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public static final int MODE_SCAN_FINGERPRINT = - 0x0502;
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public static final int MODE_ASK_QUESTION = 0x0503;
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public static final int MODE_ANSWER_QUESTION = 0x0504;
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public static final int MODE_MANUAL_VERIFICATION = 0x0505;
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private LinearLayout mManualVerificationArea;
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private LinearLayout mSmpVerificationArea;
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private TextView mRemoteFingerprint;
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private TextView mYourFingerprint;
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private TextView mVerificationExplain;
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private TextView mStatusMessage;
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private TextView mSharedSecretHint;
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private EditText mSharedSecretHintEditable;
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private EditText mSharedSecretSecret;
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private Button mLeftButton;
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private Button mRightButton;
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private Account mAccount;
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private Conversation mConversation;
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private int mode = MODE_MANUAL_VERIFICATION;
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private XmppUri mPendingUri = null;
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private DialogInterface.OnClickListener mVerifyFingerprintListener = new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialogInterface, int click) {
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mConversation.verifyOtrFingerprint();
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xmppConnectionService.syncRosterToDisk(mConversation.getAccount());
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Toast.makeText(VerifyOTRActivity.this,R.string.verified,Toast.LENGTH_SHORT).show();
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finish();
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}
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};
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private View.OnClickListener mCreateSharedSecretListener = new View.OnClickListener() {
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@Override
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public void onClick(final View view) {
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if (isAccountOnline()) {
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final String question = mSharedSecretHintEditable.getText().toString();
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final String secret = mSharedSecretSecret.getText().toString();
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if (question.trim().isEmpty()) {
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mSharedSecretHintEditable.requestFocus();
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mSharedSecretHintEditable.setError(getString(R.string.shared_secret_hint_should_not_be_empty));
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} else if (secret.trim().isEmpty()) {
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mSharedSecretSecret.requestFocus();
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mSharedSecretSecret.setError(getString(R.string.shared_secret_can_not_be_empty));
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} else {
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mSharedSecretSecret.setError(null);
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mSharedSecretHintEditable.setError(null);
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initSmp(question, secret);
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updateView();
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}
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}
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}
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};
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private View.OnClickListener mCancelSharedSecretListener = new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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if (isAccountOnline()) {
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abortSmp();
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updateView();
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}
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}
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};
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private View.OnClickListener mRespondSharedSecretListener = new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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if (isAccountOnline()) {
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final String question = mSharedSecretHintEditable.getText().toString();
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final String secret = mSharedSecretSecret.getText().toString();
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respondSmp(question, secret);
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updateView();
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}
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}
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};
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private View.OnClickListener mRetrySharedSecretListener = new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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mConversation.smp().status = Conversation.Smp.STATUS_NONE;
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mConversation.smp().hint = null;
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mConversation.smp().secret = null;
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updateView();
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}
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};
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private View.OnClickListener mFinishListener = new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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mConversation.smp().status = Conversation.Smp.STATUS_NONE;
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finish();
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}
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};
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protected boolean initSmp(final String question, final String secret) {
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final Session session = mConversation.getOtrSession();
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if (session!=null) {
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try {
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session.initSmp(question, secret);
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mConversation.smp().status = Conversation.Smp.STATUS_WE_REQUESTED;
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mConversation.smp().secret = secret;
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mConversation.smp().hint = question;
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return true;
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} catch (OtrException e) {
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return false;
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}
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} else {
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return false;
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}
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}
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protected boolean abortSmp() {
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final Session session = mConversation.getOtrSession();
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if (session!=null) {
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try {
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session.abortSmp();
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mConversation.smp().status = Conversation.Smp.STATUS_NONE;
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mConversation.smp().hint = null;
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mConversation.smp().secret = null;
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return true;
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} catch (OtrException e) {
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return false;
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}
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} else {
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return false;
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}
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}
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protected boolean respondSmp(final String question, final String secret) {
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final Session session = mConversation.getOtrSession();
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if (session!=null) {
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try {
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session.respondSmp(question,secret);
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return true;
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} catch (OtrException e) {
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return false;
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}
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} else {
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return false;
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}
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}
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protected boolean verifyWithUri(XmppUri uri) {
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Contact contact = mConversation.getContact();
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if (this.mConversation.getContact().getJid().equals(uri.getJid()) && uri.hasFingerprints()) {
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xmppConnectionService.verifyFingerprints(contact,uri.getFingerprints());
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Toast.makeText(this,R.string.verified,Toast.LENGTH_SHORT).show();
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updateView();
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return true;
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} else {
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Toast.makeText(this,R.string.could_not_verify_fingerprint,Toast.LENGTH_SHORT).show();
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return false;
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}
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}
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protected boolean isAccountOnline() {
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if (this.mAccount.getStatus() != Account.State.ONLINE) {
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Toast.makeText(this,R.string.not_connected_try_again,Toast.LENGTH_SHORT).show();
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return false;
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} else {
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return true;
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}
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}
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protected boolean handleIntent(Intent intent) {
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if (intent != null && intent.getAction().equals(ACTION_VERIFY_CONTACT)) {
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this.mAccount = extractAccount(intent);
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if (this.mAccount == null) {
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return false;
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}
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try {
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this.mConversation = this.xmppConnectionService.find(this.mAccount,Jid.fromString(intent.getExtras().getString("contact")));
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if (this.mConversation == null) {
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return false;
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}
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} catch (final InvalidJidException ignored) {
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return false;
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}
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this.mode = intent.getIntExtra("mode", MODE_MANUAL_VERIFICATION);
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if (this.mode == MODE_SCAN_FINGERPRINT) {
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new IntentIntegrator(this).initiateScan();
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return false;
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}
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return true;
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} else {
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return false;
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}
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}
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent intent) {
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if ((requestCode & 0xFFFF) == IntentIntegrator.REQUEST_CODE) {
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IntentResult scanResult = IntentIntegrator.parseActivityResult(requestCode, resultCode, intent);
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if (scanResult != null && scanResult.getFormatName() != null) {
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String data = scanResult.getContents();
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XmppUri uri = new XmppUri(data);
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if (xmppConnectionServiceBound) {
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verifyWithUri(uri);
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finish();
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} else {
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this.mPendingUri = uri;
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}
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} else {
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finish();
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}
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}
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super.onActivityResult(requestCode, requestCode, intent);
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}
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@Override
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protected void onBackendConnected() {
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if (handleIntent(getIntent())) {
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updateView();
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} else if (mPendingUri!=null) {
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verifyWithUri(mPendingUri);
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finish();
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mPendingUri = null;
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}
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setIntent(null);
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}
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protected void updateView() {
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if (this.mConversation != null && this.mConversation.hasValidOtrSession()) {
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final ActionBar actionBar = getSupportActionBar();
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this.mVerificationExplain.setText(R.string.no_otr_session_found);
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invalidateOptionsMenu();
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switch(this.mode) {
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case MODE_ASK_QUESTION:
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if (actionBar != null ) {
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actionBar.setTitle(R.string.ask_question);
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}
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this.updateViewAskQuestion();
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break;
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case MODE_ANSWER_QUESTION:
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if (actionBar != null ) {
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actionBar.setTitle(R.string.smp_requested);
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}
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this.updateViewAnswerQuestion();
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break;
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case MODE_MANUAL_VERIFICATION:
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default:
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if (actionBar != null ) {
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actionBar.setTitle(R.string.manually_verify);
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}
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this.updateViewManualVerification();
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break;
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}
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} else {
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this.mManualVerificationArea.setVisibility(View.GONE);
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this.mSmpVerificationArea.setVisibility(View.GONE);
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}
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}
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protected void updateViewManualVerification() {
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this.mVerificationExplain.setText(R.string.manual_verification_explanation);
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this.mManualVerificationArea.setVisibility(View.VISIBLE);
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this.mSmpVerificationArea.setVisibility(View.GONE);
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this.mYourFingerprint.setText(CryptoHelper.prettifyFingerprint(this.mAccount.getOtrFingerprint()));
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this.mRemoteFingerprint.setText(CryptoHelper.prettifyFingerprint(this.mConversation.getOtrFingerprint()));
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if (this.mConversation.isOtrFingerprintVerified()) {
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deactivateButton(this.mRightButton,R.string.verified);
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activateButton(this.mLeftButton,R.string.cancel,this.mFinishListener);
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} else {
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activateButton(this.mLeftButton,R.string.cancel,this.mFinishListener);
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activateButton(this.mRightButton,R.string.verify, new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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showManuallyVerifyDialog();
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}
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});
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}
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}
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protected void updateViewAskQuestion() {
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this.mManualVerificationArea.setVisibility(View.GONE);
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this.mSmpVerificationArea.setVisibility(View.VISIBLE);
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this.mVerificationExplain.setText(R.string.smp_explain_question);
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final int smpStatus = this.mConversation.smp().status;
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switch (smpStatus) {
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case Conversation.Smp.STATUS_WE_REQUESTED:
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this.mStatusMessage.setVisibility(View.GONE);
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this.mSharedSecretHintEditable.setVisibility(View.VISIBLE);
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this.mSharedSecretSecret.setVisibility(View.VISIBLE);
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this.mSharedSecretHintEditable.setText(this.mConversation.smp().hint);
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this.mSharedSecretSecret.setText(this.mConversation.smp().secret);
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this.activateButton(this.mLeftButton, R.string.cancel, this.mCancelSharedSecretListener);
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this.deactivateButton(this.mRightButton, R.string.in_progress);
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break;
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case Conversation.Smp.STATUS_FAILED:
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this.mStatusMessage.setVisibility(View.GONE);
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this.mSharedSecretHintEditable.setVisibility(View.VISIBLE);
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this.mSharedSecretSecret.setVisibility(View.VISIBLE);
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this.mSharedSecretSecret.requestFocus();
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this.mSharedSecretSecret.setError(getString(R.string.secrets_do_not_match));
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this.deactivateButton(this.mLeftButton, R.string.cancel);
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this.activateButton(this.mRightButton, R.string.try_again, this.mRetrySharedSecretListener);
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break;
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case Conversation.Smp.STATUS_VERIFIED:
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this.mSharedSecretHintEditable.setText("");
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this.mSharedSecretHintEditable.setVisibility(View.GONE);
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this.mSharedSecretSecret.setText("");
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this.mSharedSecretSecret.setVisibility(View.GONE);
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this.mStatusMessage.setVisibility(View.VISIBLE);
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this.deactivateButton(this.mLeftButton, R.string.cancel);
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this.activateButton(this.mRightButton, R.string.finish, this.mFinishListener);
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break;
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default:
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this.mStatusMessage.setVisibility(View.GONE);
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this.mSharedSecretHintEditable.setVisibility(View.VISIBLE);
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this.mSharedSecretSecret.setVisibility(View.VISIBLE);
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this.activateButton(this.mLeftButton,R.string.cancel,this.mFinishListener);
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this.activateButton(this.mRightButton, R.string.ask_question, this.mCreateSharedSecretListener);
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break;
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}
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}
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protected void updateViewAnswerQuestion() {
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this.mManualVerificationArea.setVisibility(View.GONE);
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this.mSmpVerificationArea.setVisibility(View.VISIBLE);
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this.mVerificationExplain.setText(R.string.smp_explain_answer);
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this.mSharedSecretHintEditable.setVisibility(View.GONE);
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this.mSharedSecretHint.setVisibility(View.VISIBLE);
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this.deactivateButton(this.mLeftButton, R.string.cancel);
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final int smpStatus = this.mConversation.smp().status;
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switch (smpStatus) {
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case Conversation.Smp.STATUS_CONTACT_REQUESTED:
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this.mStatusMessage.setVisibility(View.GONE);
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this.mSharedSecretHint.setText(this.mConversation.smp().hint);
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this.activateButton(this.mRightButton,R.string.respond,this.mRespondSharedSecretListener);
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break;
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case Conversation.Smp.STATUS_VERIFIED:
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this.mSharedSecretHintEditable.setText("");
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this.mSharedSecretHintEditable.setVisibility(View.GONE);
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this.mSharedSecretHint.setVisibility(View.GONE);
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this.mSharedSecretSecret.setText("");
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this.mSharedSecretSecret.setVisibility(View.GONE);
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this.mStatusMessage.setVisibility(View.VISIBLE);
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this.activateButton(this.mRightButton, R.string.finish, this.mFinishListener);
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break;
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case Conversation.Smp.STATUS_FAILED:
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default:
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this.mSharedSecretSecret.requestFocus();
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this.mSharedSecretSecret.setError(getString(R.string.secrets_do_not_match));
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this.activateButton(this.mRightButton,R.string.finish,this.mFinishListener);
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break;
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}
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}
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protected void activateButton(Button button, int text, View.OnClickListener listener) {
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button.setEnabled(true);
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button.setTextColor(getPrimaryTextColor());
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button.setText(text);
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button.setOnClickListener(listener);
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}
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protected void deactivateButton(Button button, int text) {
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button.setEnabled(false);
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button.setTextColor(getSecondaryTextColor());
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button.setText(text);
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button.setOnClickListener(null);
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_verify_otr);
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this.mRemoteFingerprint = (TextView) findViewById(R.id.remote_fingerprint);
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this.mYourFingerprint = (TextView) findViewById(R.id.your_fingerprint);
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this.mLeftButton = (Button) findViewById(R.id.left_button);
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this.mRightButton = (Button) findViewById(R.id.right_button);
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this.mVerificationExplain = (TextView) findViewById(R.id.verification_explanation);
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this.mStatusMessage = (TextView) findViewById(R.id.status_message);
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this.mSharedSecretSecret = (EditText) findViewById(R.id.shared_secret_secret);
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this.mSharedSecretHintEditable = (EditText) findViewById(R.id.shared_secret_hint_editable);
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this.mSharedSecretHint = (TextView) findViewById(R.id.shared_secret_hint);
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this.mManualVerificationArea = (LinearLayout) findViewById(R.id.manual_verification_area);
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this.mSmpVerificationArea = (LinearLayout) findViewById(R.id.smp_verification_area);
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}
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@Override
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public boolean onCreateOptionsMenu(final Menu menu) {
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super.onCreateOptionsMenu(menu);
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getMenuInflater().inflate(R.menu.verify_otr, menu);
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return true;
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}
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private void showManuallyVerifyDialog() {
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AlertDialog.Builder builder = new AlertDialog.Builder(this);
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builder.setTitle(R.string.manually_verify);
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builder.setMessage(R.string.are_you_sure_verify_fingerprint);
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builder.setNegativeButton(R.string.cancel, null);
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builder.setPositiveButton(R.string.verify, mVerifyFingerprintListener);
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builder.create().show();
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}
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@Override
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protected String getShareableUri() {
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if (mAccount!=null) {
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return mAccount.getShareableUri();
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} else {
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return "";
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}
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}
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public void onConversationUpdate() {
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refreshUi();
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}
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@Override
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protected void refreshUiReal() {
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updateView();
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}
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}
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