mirror of
https://code.briarproject.org/briar/briar.git
synced 2026-02-13 03:09:04 +01:00
Implement BQP Android UI using QR codes
This commit is contained in:
str4d
@@ -0,0 +1,230 @@
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package org.briarproject.android.keyagreement;
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import android.os.Bundle;
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import android.support.v7.widget.Toolbar;
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import android.view.View;
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import android.widget.TextView;
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import android.widget.Toast;
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import org.briarproject.R;
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import org.briarproject.android.AndroidComponent;
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import org.briarproject.android.BriarFragmentActivity;
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import org.briarproject.android.fragment.BaseFragment;
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import org.briarproject.android.util.CustomAnimations;
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import org.briarproject.api.contact.ContactExchangeListener;
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import org.briarproject.api.contact.ContactExchangeTask;
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import org.briarproject.api.db.DbException;
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import org.briarproject.api.event.Event;
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import org.briarproject.api.event.EventBus;
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import org.briarproject.api.event.EventListener;
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import org.briarproject.api.event.KeyAgreementFinishedEvent;
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import org.briarproject.api.identity.Author;
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import org.briarproject.api.identity.AuthorId;
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import org.briarproject.api.identity.IdentityManager;
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import org.briarproject.api.identity.LocalAuthor;
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import org.briarproject.api.keyagreement.KeyAgreementResult;
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import org.briarproject.api.settings.SettingsManager;
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import java.util.logging.Logger;
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import javax.inject.Inject;
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import static android.widget.Toast.LENGTH_LONG;
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import static java.util.logging.Level.WARNING;
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public class KeyAgreementActivity extends BriarFragmentActivity implements
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BaseFragment.BaseFragmentListener,
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ChooseIdentityFragment.IdentitySelectedListener, EventListener,
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ContactExchangeListener {
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private static final Logger LOG =
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Logger.getLogger(KeyAgreementActivity.class.getName());
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private static final String LOCAL_AUTHOR_ID = "briar.LOCAL_AUTHOR_ID";
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private static final int STEP_ID = 1;
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private static final int STEP_QR = 2;
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private static final int STEPS = 2;
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@Inject
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protected EventBus eventBus;
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@Inject
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protected SettingsManager settingsManager;
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private Toolbar toolbar;
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private View progressContainer;
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private TextView progressTitle;
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private AuthorId localAuthorId;
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@Inject
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protected volatile ContactExchangeTask contactExchangeTask;
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@Inject
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protected volatile IdentityManager identityManager;
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@Override
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public void injectActivity(AndroidComponent component) {
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component.inject(this);
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}
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@SuppressWarnings("ConstantConditions")
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@Override
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public void onCreate(Bundle state) {
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super.onCreate(state);
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setContentView(R.layout.activity_with_loading);
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toolbar = (Toolbar) findViewById(R.id.toolbar);
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progressContainer = findViewById(R.id.container_progress);
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progressTitle = (TextView) findViewById(R.id.title_progress_bar);
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setSupportActionBar(toolbar);
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getSupportActionBar().setDisplayHomeAsUpEnabled(true);
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if (state != null) {
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byte[] b = state.getByteArray(LOCAL_AUTHOR_ID);
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if (b != null)
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localAuthorId = new AuthorId(b);
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}
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showStep(localAuthorId == null ? STEP_ID : STEP_QR);
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}
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@SuppressWarnings("ConstantConditions")
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private void showStep(int step) {
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getSupportActionBar().setTitle(
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String.format(getString(R.string.add_contact_title_step), step,
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STEPS));
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switch (step) {
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case STEP_QR:
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startFragment(ShowQrCodeFragment.newInstance());
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break;
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case STEP_ID:
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default:
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startFragment(ChooseIdentityFragment.newInstance());
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break;
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}
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}
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@Override
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public void onResume() {
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super.onResume();
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eventBus.addListener(this);
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}
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@Override
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protected void onPause() {
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super.onPause();
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eventBus.removeListener(this);
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}
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@Override
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public void onSaveInstanceState(Bundle state) {
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super.onSaveInstanceState(state);
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if (localAuthorId != null) {
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byte[] b = localAuthorId.getBytes();
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state.putByteArray(LOCAL_AUTHOR_ID, b);
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}
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}
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@Override
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public void showLoadingScreen(boolean isBlocking, int stringId) {
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if (isBlocking) {
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CustomAnimations.animateHeight(toolbar, false, 250);
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}
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progressTitle.setText(stringId);
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progressContainer.setVisibility(View.VISIBLE);
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}
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@Override
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public void hideLoadingScreen() {
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CustomAnimations.animateHeight(toolbar, true, 250);
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progressContainer.setVisibility(View.INVISIBLE);
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}
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@Override
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public void identitySelected(AuthorId localAuthorId) {
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this.localAuthorId = localAuthorId;
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showStep(STEP_QR);
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}
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@Override
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public void eventOccurred(Event e) {
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if (e instanceof KeyAgreementFinishedEvent) {
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KeyAgreementFinishedEvent event = (KeyAgreementFinishedEvent) e;
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keyAgreementFinished(event.getResult());
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}
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}
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private void keyAgreementFinished(final KeyAgreementResult result) {
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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showLoadingScreen(false, R.string.exchanging_contact_details);
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startContactExchange(result);
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}
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});
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}
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private void startContactExchange(final KeyAgreementResult result) {
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runOnDbThread(new Runnable() {
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@Override
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public void run() {
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LocalAuthor localAuthor;
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// Load the local pseudonym
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try {
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localAuthor = identityManager.getLocalAuthor(localAuthorId);
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} catch (DbException e) {
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if (LOG.isLoggable(WARNING))
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LOG.log(WARNING, e.toString(), e);
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contactExchangeFailed();
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return;
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}
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// Exchange contact details
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contactExchangeTask.startExchange(KeyAgreementActivity.this,
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localAuthor, result.getMasterKey(),
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result.getConnection(), result.getTransportId(),
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result.wasAlice(), true);
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}
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});
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}
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@Override
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public void contactExchangeSucceeded(final Author remoteAuthor) {
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runOnUiThread(new Runnable() {
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public void run() {
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String contactName = remoteAuthor.getName();
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String format = getString(R.string.contact_added_toast);
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String text = String.format(format, contactName);
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Toast.makeText(KeyAgreementActivity.this, text, LENGTH_LONG)
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.show();
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finish();
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}
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});
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}
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@Override
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public void duplicateContact(final Author remoteAuthor) {
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runOnUiThread(new Runnable() {
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public void run() {
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String contactName = remoteAuthor.getName();
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String format = getString(R.string.contact_already_exists);
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String text = String.format(format, contactName);
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Toast.makeText(KeyAgreementActivity.this, text, LENGTH_LONG)
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.show();
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finish();
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}
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});
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}
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@Override
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public void contactExchangeFailed() {
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runOnUiThread(new Runnable() {
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public void run() {
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Toast.makeText(KeyAgreementActivity.this,
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R.string.contact_exchange_failed, LENGTH_LONG).show();
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finish();
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}
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});
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}
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}
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