diff options
Diffstat (limited to 'src/main/java/de/thedevstack/conversationsplus/ui/VerifyOTRActivity.java')
| -rw-r--r-- | src/main/java/de/thedevstack/conversationsplus/ui/VerifyOTRActivity.java | 443 |
1 files changed, 443 insertions, 0 deletions
diff --git a/src/main/java/de/thedevstack/conversationsplus/ui/VerifyOTRActivity.java b/src/main/java/de/thedevstack/conversationsplus/ui/VerifyOTRActivity.java new file mode 100644 index 00000000..4f1c9fc7 --- /dev/null +++ b/src/main/java/de/thedevstack/conversationsplus/ui/VerifyOTRActivity.java @@ -0,0 +1,443 @@ +package de.thedevstack.conversationsplus.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 de.thedevstack.conversationsplus.ConversationsPlusColors; +import de.thedevstack.conversationsplus.R; +import de.thedevstack.conversationsplus.entities.Account; +import de.thedevstack.conversationsplus.entities.Contact; +import de.thedevstack.conversationsplus.entities.Conversation; +import de.thedevstack.conversationsplus.services.XmppConnectionService; +import de.thedevstack.conversationsplus.utils.CryptoHelper; +import de.thedevstack.conversationsplus.utils.XmppUri; +import de.thedevstack.conversationsplus.utils.ui.TextViewUtil; +import de.thedevstack.conversationsplus.xmpp.jid.InvalidJidException; +import de.thedevstack.conversationsplus.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)) { + this.mAccount = extractAccount(intent); + if (this.mAccount == null) { + 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) { + TextViewUtil.enable(button, ConversationsPlusColors.primaryText(), text); + button.setOnClickListener(listener); + } + + protected void deactivateButton(Button button, int text) { + TextViewUtil.disable(button, ConversationsPlusColors.secondaryText(), 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(); + } +} |