Java Code Examples for org.chromium.chrome.browser.util.IntentUtils#safeHasExtra()

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    try {
        Intent intent = getIntent();
        if (intent == null) return;
        if (!Intent.ACTION_SEND.equals(intent.getAction())) return;
        if (!IntentUtils.safeHasExtra(intent, ShareHelper.EXTRA_TASK_ID)) return;

        ChromeActivity triggeringActivity = getTriggeringActivity();
        if (triggeringActivity == null) return;

        handleShareAction(triggeringActivity);
    } finally {
        finish();
    }
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    try {
        Intent intent = getIntent();
        if (intent == null) return;
        if (!Intent.ACTION_SEND.equals(intent.getAction())) return;
        if (!IntentUtils.safeHasExtra(getIntent(), ShareHelper.EXTRA_TASK_ID)) return;
        handlePrintAction();
    } finally {
        finish();
    }
}
 

/**
 * @return Whether or not an Herb prototype may hijack an Intent.
 */
public static boolean canBeHijackedByHerb(Intent intent) {
    String url = IntentHandler.getUrlFromIntent(intent);

    // Only VIEW Intents with URLs are rerouted to Custom Tabs.
    if (intent == null || !TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())
            || TextUtils.isEmpty(url)) {
        return false;
    }

    // Don't open explicitly opted out intents in custom tabs.
    if (CustomTabsIntent.shouldAlwaysUseBrowserUI(intent)) {
        return false;
    }

    // Don't reroute Chrome Intents.
    Context context = ContextUtils.getApplicationContext();
    if (TextUtils.equals(context.getPackageName(),
            IntentUtils.safeGetStringExtra(intent, Browser.EXTRA_APPLICATION_ID))
            || IntentHandler.wasIntentSenderChrome(intent, context)) {
        return false;
    }

    // Don't reroute internal chrome URLs.
    try {
        URI uri = URI.create(url);
        if (UrlUtilities.isInternalScheme(uri)) return false;
    } catch (IllegalArgumentException e) {
        return false;
    }

    // Don't reroute Home screen shortcuts.
    if (IntentUtils.safeHasExtra(intent, ShortcutHelper.EXTRA_SOURCE)) {
        return false;
    }

    return true;
}
 

/**
 * @return Whether or not an Herb prototype may hijack an Intent.
 */
public static boolean canBeHijackedByHerb(Intent intent) {
    String url = IntentHandler.getUrlFromIntent(intent);

    // Only VIEW Intents with URLs are rerouted to Custom Tabs.
    if (intent == null || !TextUtils.equals(Intent.ACTION_VIEW, intent.getAction())
            || TextUtils.isEmpty(url)) {
        return false;
    }

    // Don't open explicitly opted out intents in custom tabs.
    if (CustomTabsIntent.shouldAlwaysUseBrowserUI(intent)) {
        return false;
    }

    // Don't reroute Chrome Intents.
    Context context = ContextUtils.getApplicationContext();
    if (TextUtils.equals(context.getPackageName(),
            IntentUtils.safeGetStringExtra(intent, Browser.EXTRA_APPLICATION_ID))
            || IntentHandler.wasIntentSenderChrome(intent)) {
        return false;
    }

    // Don't reroute internal chrome URLs.
    try {
        URI uri = URI.create(url);
        if (UrlUtilities.isInternalScheme(uri)) return false;
    } catch (IllegalArgumentException e) {
        return false;
    }

    // Don't reroute Home screen shortcuts.
    if (IntentUtils.safeHasExtra(intent, ShortcutHelper.EXTRA_SOURCE)) {
        return false;
    }

    return true;
}
 

private boolean handleIncomingIntentInternal(
        Context context, Intent intent, boolean isCustomTabsIntent, long startTime) {
    boolean isEnabled = isEnabled(context);
    if (!isEnabled || (isCustomTabsIntent && !IntentUtils.safeGetBooleanExtra(
            intent, CUSTOM_APPS_INSTANT_APP_EXTRA, false))) {
        Log.i(TAG, "Not handling with Instant Apps. Enabled? " + isEnabled);
        return false;
    }

    if (IntentUtils.safeGetBooleanExtra(intent, DO_NOT_LAUNCH_EXTRA, false)) {
        maybeRecordFallbackStats(intent);
        Log.i(TAG, "Not handling with Instant Apps (DO_NOT_LAUNCH_EXTRA)");
        return false;
    }

    if (IntentUtils.safeGetBooleanExtra(
            intent, IntentHandler.EXTRA_OPEN_NEW_INCOGNITO_TAB, false)
            || IntentUtils.safeHasExtra(intent, ShortcutHelper.EXTRA_SOURCE)
            || isIntentFromChrome(context, intent)
            || (IntentHandler.getUrlFromIntent(intent) == null)) {
        Log.i(TAG, "Not handling with Instant Apps (other)");
        return false;
    }

    // Used to search for the intent handlers. Needs null component to return correct results.
    Intent intentCopy = new Intent(intent);
    intentCopy.setComponent(null);
    Intent selector = intentCopy.getSelector();
    if (selector != null) selector.setComponent(null);

    if (!(isCustomTabsIntent || isChromeDefaultHandler(context))
            || ExternalNavigationDelegateImpl.isPackageSpecializedHandler(
                    context, null, intentCopy)) {
        // Chrome is not the default browser or a specialized handler exists.
        Log.i(TAG, "Not handling with Instant Apps because Chrome is not default or "
                + "there's a specialized handler");
        return false;
    }

    Intent callbackIntent = new Intent(intent);
    callbackIntent.putExtra(DO_NOT_LAUNCH_EXTRA, true);
    callbackIntent.putExtra(INSTANT_APP_START_TIME_EXTRA, startTime);

    return tryLaunchingInstantApp(context, intent, isCustomTabsIntent, callbackIntent);
}
 

/**
 * Determines the correct ChromeTabbedActivity class to use for an incoming intent.
 * @param intent The incoming intent that is starting ChromeTabbedActivity.
 * @param context The current Context, used to retrieve the ActivityManager system service.
 * @return The ChromeTabbedActivity to use for the incoming intent.
 */
public Class<? extends ChromeTabbedActivity> getTabbedActivityForIntent(
        @Nullable Intent intent, Context context) {
    // 1. Exit early if the build version doesn't support Android N+ multi-window mode or
    // ChromeTabbedActivity2 isn't running.
    if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.M
            || (mTabbedActivity2TaskRunning != null && !mTabbedActivity2TaskRunning)) {
        return ChromeTabbedActivity.class;
    }

    // 2. If the intent has a window id set, use that.
    if (intent != null && IntentUtils.safeHasExtra(intent, IntentHandler.EXTRA_WINDOW_ID)) {
        int windowId = IntentUtils.safeGetIntExtra(intent, IntentHandler.EXTRA_WINDOW_ID, 0);
        if (windowId == 1) return ChromeTabbedActivity.class;
        if (windowId == 2) return ChromeTabbedActivity2.class;
    }

    // 3. If only one ChromeTabbedActivity is currently in Android recents, use it.
    boolean tabbed2TaskRunning = isActivityTaskInRecents(
            ChromeTabbedActivity2.class.getName(), context);

    // Exit early if ChromeTabbedActivity2 isn't running.
    if (!tabbed2TaskRunning) {
        mTabbedActivity2TaskRunning = false;
        return ChromeTabbedActivity.class;
    }

    boolean tabbedTaskRunning = isActivityTaskInRecents(
            ChromeTabbedActivity.class.getName(), context);
    if (!tabbedTaskRunning) {
        return ChromeTabbedActivity2.class;
    }

    // 4. If only one of the ChromeTabbedActivity's is currently visible use it.
    // e.g. ChromeTabbedActivity is docked to the top of the screen and another app is docked
    // to the bottom.

    // Find the activities.
    Activity tabbedActivity = null;
    Activity tabbedActivity2 = null;
    for (WeakReference<Activity> reference : ApplicationStatus.getRunningActivities()) {
        Activity activity = reference.get();
        if (activity == null) continue;
        if (activity.getClass().equals(ChromeTabbedActivity.class)) {
            tabbedActivity = activity;
        } else if (activity.getClass().equals(ChromeTabbedActivity2.class)) {
            tabbedActivity2 = activity;
        }
    }

    // Determine if only one is visible.
    boolean tabbedActivityVisible = isActivityVisible(tabbedActivity);
    boolean tabbedActivity2Visible = isActivityVisible(tabbedActivity2);
    if (tabbedActivityVisible ^ tabbedActivity2Visible) {
        if (tabbedActivityVisible) return ChromeTabbedActivity.class;
        return ChromeTabbedActivity2.class;
    }

    // 5. Use the ChromeTabbedActivity that was resumed most recently if it's still running.
    if (mLastResumedTabbedActivity != null) {
        ChromeTabbedActivity lastResumedActivity = mLastResumedTabbedActivity.get();
        if (lastResumedActivity != null) {
            Class<?> lastResumedClassName = lastResumedActivity.getClass();
            if (tabbedTaskRunning
                    && lastResumedClassName.equals(ChromeTabbedActivity.class)) {
                return ChromeTabbedActivity.class;
            }
            if (tabbed2TaskRunning
                    && lastResumedClassName.equals(ChromeTabbedActivity2.class)) {
                return ChromeTabbedActivity2.class;
            }
        }
    }

    // 6. Default to regular ChromeTabbedActivity.
    return ChromeTabbedActivity.class;
}
 

private boolean handleIncomingIntentInternal(
        Context context, Intent intent, boolean isCustomTabsIntent, long startTime,
        boolean isRedirect) {
    if (!isRedirect && !isCustomTabsIntent && BuildInfo.isAtLeastO()) {
        Log.i(TAG, "Disabled for Android O+");
        return false;
    }

    if (isCustomTabsIntent && !IntentUtils.safeGetBooleanExtra(
            intent, CUSTOM_APPS_INSTANT_APP_EXTRA, false)) {
        Log.i(TAG, "Not handling with Instant Apps (missing CUSTOM_APPS_INSTANT_APP_EXTRA)");
        return false;
    }

    if (IntentUtils.safeGetBooleanExtra(intent, DO_NOT_LAUNCH_EXTRA, false)
            || (BuildInfo.isAtLeastO() && (intent.getFlags() & FLAG_DO_NOT_LAUNCH) != 0)) {
        maybeRecordFallbackStats(intent);
        Log.i(TAG, "Not handling with Instant Apps (DO_NOT_LAUNCH_EXTRA)");
        return false;
    }

    if (IntentUtils.safeGetBooleanExtra(
            intent, IntentHandler.EXTRA_OPEN_NEW_INCOGNITO_TAB, false)
            || IntentUtils.safeHasExtra(intent, ShortcutHelper.EXTRA_SOURCE)
            || isIntentFromChrome(context, intent)
            || (IntentHandler.getUrlFromIntent(intent) == null)) {
        Log.i(TAG, "Not handling with Instant Apps (other)");
        return false;
    }

    // Used to search for the intent handlers. Needs null component to return correct results.
    Intent intentCopy = new Intent(intent);
    intentCopy.setComponent(null);
    Intent selector = intentCopy.getSelector();
    if (selector != null) selector.setComponent(null);

    if (!(isCustomTabsIntent || isChromeDefaultHandler(context))
            || ExternalNavigationDelegateImpl.isPackageSpecializedHandler(null, intentCopy)) {
        // Chrome is not the default browser or a specialized handler exists.
        Log.i(TAG, "Not handling with Instant Apps because Chrome is not default or "
                + "there's a specialized handler");
        return false;
    }

    Intent callbackIntent = new Intent(intent);
    callbackIntent.putExtra(DO_NOT_LAUNCH_EXTRA, true);
    callbackIntent.putExtra(INSTANT_APP_START_TIME_EXTRA, startTime);

    return tryLaunchingInstantApp(context, intent, isCustomTabsIntent, callbackIntent);
}