Java Code Examples for org.chromium.chrome.browser.IntentHandler#getUrlFromIntent()

/**
 * Used to check whether an incoming intent can be handled by the
 * current {@link CustomTabContentHandler}.
 * @return Whether the active {@link CustomTabContentHandler} has handled the intent.
 */
public static boolean handleInActiveContentIfNeeded(Intent intent) {
    if (sActiveContentHandler == null) return false;

    if (sActiveContentHandler.shouldIgnoreIntent(intent)) {
        Log.w(TAG, "Incoming intent to Custom Tab was ignored.");
        return false;
    }

    CustomTabsSessionToken session = CustomTabsSessionToken.getSessionTokenFromIntent(intent);
    if (session == null || !session.equals(sActiveContentHandler.getSession())) return false;

    String url = IntentHandler.getUrlFromIntent(intent);
    if (TextUtils.isEmpty(url)) return false;
    sActiveContentHandler.loadUrlAndTrackFromTimestamp(new LoadUrlParams(url),
            IntentHandler.getTimestampFromIntent(intent));
    return true;
}
 

/**
 * Generate a new token for the intent that has user gesture. This will
 * invalidate the token on the previously launched intent with user gesture.
 *
 * @param intent Intent with user gesture.
 */
public void onNewIntentWithGesture(Intent intent) {
    if (mSecureRandomInitializer != null) {
        try {
            mSecureRandom = mSecureRandomInitializer.get();
        } catch (InterruptedException | ExecutionException e) {
            Log.e(TAG, "Error fetching SecureRandom", e);
        }
        mSecureRandomInitializer = null;
    }
    if (mSecureRandom == null) return;
    mIntentToken = new byte[32];
    mSecureRandom.nextBytes(mIntentToken);
    intent.putExtra(EXTRA_USER_GESTURE_TOKEN, mIntentToken);
    mUri = IntentHandler.getUrlFromIntent(intent);
}
 

/**
 * Generate a new token for the intent that has user gesture. This will
 * invalidate the token on the previously launched intent with user gesture.
 *
 * @param intent Intent with user gesture.
 */
public void onNewIntentWithGesture(Intent intent) {
    if (mSecureRandomInitializer != null) {
        try {
            mSecureRandom = mSecureRandomInitializer.get();
        } catch (InterruptedException | ExecutionException e) {
            Log.e(TAG, "Error fetching SecureRandom", e);
        }
        mSecureRandomInitializer = null;
    }
    if (mSecureRandom == null) return;
    mIntentToken = new byte[32];
    mSecureRandom.nextBytes(mIntentToken);
    intent.putExtra(EXTRA_USER_GESTURE_TOKEN, mIntentToken);
    mUri = IntentHandler.getUrlFromIntent(intent);
}
 

/**
 * Used to check whether an incoming intent can be handled by the
 * current {@link CustomTabContentHandler}.
 * @return Whether the active {@link CustomTabContentHandler} has handled the intent.
 */
public static boolean handleInActiveContentIfNeeded(Intent intent) {
    if (sActiveContentHandler == null) return false;

    if (sActiveContentHandler.shouldIgnoreIntent(intent)) {
        Log.w(TAG, "Incoming intent to Custom Tab was ignored.");
        return false;
    }

    CustomTabsSessionToken session = CustomTabsSessionToken.getSessionTokenFromIntent(intent);
    if (session == null || !session.equals(sActiveContentHandler.getSession())) return false;

    String url = IntentHandler.getUrlFromIntent(intent);
    if (TextUtils.isEmpty(url)) return false;
    sActiveContentHandler.loadUrlAndTrackFromTimestamp(new LoadUrlParams(url),
            IntentHandler.getTimestampFromIntent(intent));
    return true;
}
 

/**
 * @return The URL that should be used from this intent. If it is a WebLite url, it may be
 *         overridden if the Data Reduction Proxy is using Lo-Fi previews.
 */
private String getUrlToLoad() {
    String url = IntentHandler.getUrlFromIntent(getIntent());

    // Intents fired for media viewers have an additional file:// URI passed along so that the
    // tab can display the actual filename to the user when it is loaded.
    if (mIntentDataProvider.isMediaViewer()) {
        String mediaViewerUrl = mIntentDataProvider.getMediaViewerUrl();
        if (!TextUtils.isEmpty(mediaViewerUrl)) {
            Uri mediaViewerUri = Uri.parse(mediaViewerUrl);
            if (UrlConstants.FILE_SCHEME.equals(mediaViewerUri.getScheme())) {
                url = mediaViewerUrl;
            }
        }
    }

    if (!TextUtils.isEmpty(url)) {
        url = DataReductionProxySettings.getInstance().maybeRewriteWebliteUrl(url);
    }

    return url;
}
 

/**
 * Generate a new token for the intent that has user gesture. This will
 * invalidate the token on the previously launched intent with user gesture.
 *
 * @param intent Intent with user gesture.
 */
public void onNewIntentWithGesture(Intent intent) {
    if (mSecureRandomInitializer != null) {
        try {
            mSecureRandom = mSecureRandomInitializer.get();
        } catch (InterruptedException | ExecutionException e) {
            Log.e(TAG, "Error fetching SecureRandom", e);
        }
        mSecureRandomInitializer = null;
    }
    if (mSecureRandom == null) return;
    mIntentToken = new byte[32];
    mSecureRandom.nextBytes(mIntentToken);
    intent.putExtra(EXTRA_USER_GESTURE_TOKEN, mIntentToken);
    mUri = IntentHandler.getUrlFromIntent(intent);
}
 

/**
 * Used to check whether an incoming intent can be handled by the
 * current {@link CustomTabContentHandler}.
 * @return Whether the active {@link CustomTabContentHandler} has handled the intent.
 */
public static boolean handleInActiveContentIfNeeded(Intent intent) {
    if (sActiveContentHandler == null) return false;

    if (sActiveContentHandler.shouldIgnoreIntent(intent)) {
        Log.w(TAG, "Incoming intent to Custom Tab was ignored.");
        return false;
    }

    CustomTabsSessionToken session = CustomTabsSessionToken.getSessionTokenFromIntent(intent);
    if (session == null || !session.equals(sActiveContentHandler.getSession())) return false;

    String url = IntentHandler.getUrlFromIntent(intent);
    if (TextUtils.isEmpty(url)) return false;
    sActiveContentHandler.loadUrlAndTrackFromTimestamp(new LoadUrlParams(url),
            IntentHandler.getTimestampFromIntent(intent));
    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, 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 the intent is for launching a Custom Tab.
 */
public static boolean isCustomTabIntent(Intent intent) {
    if (intent == null
            || CustomTabsIntent.shouldAlwaysUseBrowserUI(intent)
            || !intent.hasExtra(CustomTabsIntent.EXTRA_SESSION)) {
        return false;
    }
    return IntentHandler.getUrlFromIntent(intent) != null;
}
 

/**
 * @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;
}
 

/** When started with an intent, maybe pre-resolve the domain. */
private void maybePrefetchDnsInBackground() {
    if (getIntent() != null && Intent.ACTION_VIEW.equals(getIntent().getAction())) {
        String maybeUrl = IntentHandler.getUrlFromIntent(getIntent());
        if (maybeUrl != null) {
            WarmupManager.getInstance().maybePrefetchDnsForUrlInBackground(this, maybeUrl);
        }
    }
}
 

/**
 * @return Whether the intent is for launching a Custom Tab.
 */
public static boolean isCustomTabIntent(Intent intent) {
    if (intent == null
            || CustomTabsIntent.shouldAlwaysUseBrowserUI(intent)
            || !intent.hasExtra(CustomTabsIntent.EXTRA_SESSION)) {
        return false;
    }
    return IntentHandler.getUrlFromIntent(intent) != null;
}
 

/** When started with an intent, maybe pre-resolve the domain. */
private void maybePrefetchDnsInBackground() {
    if (getIntent() != null && Intent.ACTION_VIEW.equals(getIntent().getAction())) {
        String maybeUrl = IntentHandler.getUrlFromIntent(getIntent());
        if (maybeUrl != null) {
            WarmupManager.getInstance().maybePrefetchDnsForUrlInBackground(this, maybeUrl);
        }
    }
}
 

/**
 * @return The URL that should be used from this intent. If it is a WebLite url, it may be
 *         overridden if the Data Reduction Proxy is using Lo-Fi previews.
 */
private String getUrlToLoad() {
    String url = IntentHandler.getUrlFromIntent(getIntent());
    if (!TextUtils.isEmpty(url)) {
        url = DataReductionProxySettings.getInstance().maybeRewriteWebliteUrl(url);
    }
    return url;
}
 

/**
 * @return Whether the intent is for launching a Custom Tab.
 */
public static boolean isCustomTabIntent(Intent intent) {
    if (intent == null || !intent.hasExtra(CustomTabsIntent.EXTRA_SESSION)) {
        return false;
    }
    return IntentHandler.getUrlFromIntent(intent) != null;
}
 

/**
 * @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 reroute Chrome Intents.
    Context context = ContextUtils.getApplicationContext();
    if (TextUtils.equals(context.getPackageName(),
            IntentUtils.safeGetStringExtra(intent, Browser.EXTRA_APPLICATION_ID))) {
        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;
    }

    return true;
}
 

/** When started with an intent, maybe pre-resolve the domain. */
private void maybePrefetchDnsInBackground() {
    if (getIntent() != null && Intent.ACTION_VIEW.equals(getIntent().getAction())) {
        String maybeUrl = IntentHandler.getUrlFromIntent(getIntent());
        if (maybeUrl != null) {
            WarmupManager.getInstance().maybePrefetchDnsForUrlInBackground(this, maybeUrl);
        }
    }
}
 

/**
 * @return The URL that should be used from this intent. If it is a WebLite url, it may be
 *         overridden if the Data Reduction Proxy is using Lo-Fi previews.
 */
private String getUrlToLoad() {
    String url = IntentHandler.getUrlFromIntent(getIntent());
    if (!TextUtils.isEmpty(url)) {
        url = DataReductionProxySettings.getInstance().maybeRewriteWebliteUrl(url);
    }
    return url;
}
 

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);
}
 

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);
}