Files
app_Settings/src/com/android/settings/wifi/WifiSettings.java
Thomas Devaux 158d17fef6 Auto-open Captive Portal when user clicks on open network.
Rationale: many users are confused about what to do after tapping the captive
portal network in Settings, and since there is explicit user action to
connect to that network at that point, auto-opening the portal is
natural and makes it simpler.

Bug: 148538768
Test: manually with local AP with Captive Portal and:
> make RunSettingsRoboTests -j40
> atest com.android.server.ConnectivityServiceTest

Change-Id: I29573132cd3e46ff22e6f67bb3678516fabac47d
2020-02-12 00:45:46 +00:00

1321 lines
51 KiB
Java

/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.wifi;
import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
import static android.net.wifi.WifiConfiguration.NetworkSelectionStatus.NETWORK_SELECTION_ENABLED;
import static android.os.UserManager.DISALLOW_CONFIG_WIFI;
import android.annotation.NonNull;
import android.app.Activity;
import android.app.Dialog;
import android.app.settings.SettingsEnums;
import android.content.ContentResolver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.Network;
import android.net.NetworkInfo;
import android.net.NetworkInfo.State;
import android.net.NetworkRequest;
import android.net.NetworkTemplate;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.os.Handler;
import android.os.Looper;
import android.os.PowerManager;
import android.provider.Settings;
import android.util.FeatureFlagUtils;
import android.util.Log;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Toast;
import androidx.annotation.IntDef;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.preference.PreferenceCategory;
import androidx.preference.PreferenceScreen;
import androidx.recyclerview.widget.RecyclerView;
import com.android.settings.LinkifyUtils;
import com.android.settings.R;
import com.android.settings.RestrictedSettingsFragment;
import com.android.settings.SettingsActivity;
import com.android.settings.core.FeatureFlags;
import com.android.settings.core.SubSettingLauncher;
import com.android.settings.datausage.DataUsagePreference;
import com.android.settings.datausage.DataUsageUtils;
import com.android.settings.location.ScanningSettings;
import com.android.settings.search.BaseSearchIndexProvider;
import com.android.settings.widget.SwitchBarController;
import com.android.settings.wifi.details.WifiNetworkDetailsFragment;
import com.android.settings.wifi.dpp.WifiDppUtils;
import com.android.settingslib.RestrictedLockUtils;
import com.android.settingslib.RestrictedLockUtilsInternal;
import com.android.settingslib.search.Indexable;
import com.android.settingslib.search.SearchIndexable;
import com.android.settingslib.wifi.AccessPoint;
import com.android.settingslib.wifi.AccessPoint.AccessPointListener;
import com.android.settingslib.wifi.AccessPointPreference;
import com.android.settingslib.wifi.WifiSavedConfigUtils;
import com.android.settingslib.wifi.WifiTracker;
import com.android.settingslib.wifi.WifiTrackerFactory;
import java.util.List;
/**
* Two types of UI are provided here.
*
* The first is for "usual Settings", appearing as any other Setup fragment.
*
* The second is for Setup Wizard, with a simplified interface that hides the action bar
* and menus.
*/
@SearchIndexable
public class WifiSettings extends RestrictedSettingsFragment
implements Indexable, WifiTracker.WifiListener, AccessPointListener,
WifiDialog.WifiDialogListener, DialogInterface.OnDismissListener {
private static final String TAG = "WifiSettings";
private static final int MENU_ID_CONNECT = Menu.FIRST + 6;
@VisibleForTesting
static final int MENU_ID_FORGET = Menu.FIRST + 7;
private static final int MENU_ID_MODIFY = Menu.FIRST + 8;
public static final int WIFI_DIALOG_ID = 1;
@VisibleForTesting
static final int ADD_NETWORK_REQUEST = 2;
static final int CONFIG_NETWORK_REQUEST = 3;
// Instance state keys
private static final String SAVE_DIALOG_MODE = "dialog_mode";
private static final String SAVE_DIALOG_ACCESS_POINT_STATE = "wifi_ap_state";
private static final String PREF_KEY_EMPTY_WIFI_LIST = "wifi_empty_list";
private static final String PREF_KEY_CONNECTED_ACCESS_POINTS = "connected_access_point";
private static final String PREF_KEY_ACCESS_POINTS = "access_points";
private static final String PREF_KEY_CONFIGURE_WIFI_SETTINGS = "configure_wifi_settings";
private static final String PREF_KEY_SAVED_NETWORKS = "saved_networks";
private static final String PREF_KEY_STATUS_MESSAGE = "wifi_status_message";
@VisibleForTesting
static final String PREF_KEY_DATA_USAGE = "wifi_data_usage";
private static final int REQUEST_CODE_WIFI_DPP_ENROLLEE_QR_CODE_SCANNER = 0;
private static boolean isVerboseLoggingEnabled() {
return WifiTracker.sVerboseLogging || Log.isLoggable(TAG, Log.VERBOSE);
}
private final Runnable mUpdateAccessPointsRunnable = () -> {
updateAccessPointPreferences();
};
private final Runnable mHideProgressBarRunnable = () -> {
setProgressBarVisible(false);
};
@VisibleForTesting
WifiManager mWifiManager;
@VisibleForTesting
ConnectivityManager mConnectivityManager;
private WifiManager.ActionListener mConnectListener;
private WifiManager.ActionListener mSaveListener;
private WifiManager.ActionListener mForgetListener;
@VisibleForTesting
CaptivePortalNetworkCallback mCaptivePortalNetworkCallback;
private Network mLastNetworkCaptivePortalAppStarted;
/**
* The state of {@link #isUiRestricted()} at {@link #onCreate(Bundle)}}. This is neccesary to
* ensure that behavior is consistent if {@link #isUiRestricted()} changes. It could be changed
* by the Test DPC tool in AFW mode.
*/
private boolean mIsRestricted;
private WifiEnabler mWifiEnabler;
// An access point being edited is stored here.
private AccessPoint mSelectedAccessPoint;
private WifiDialog mDialog;
private View mProgressHeader;
// this boolean extra specifies whether to disable the Next button when not connected. Used by
// account creation outside of setup wizard.
private static final String EXTRA_ENABLE_NEXT_ON_CONNECT = "wifi_enable_next_on_connect";
// This string extra specifies a network to open the connect dialog on, so the user can enter
// network credentials. This is used by quick settings for secured networks, among other
// things.
public static final String EXTRA_START_CONNECT_SSID = "wifi_start_connect_ssid";
// should Next button only be enabled when we have a connection?
private boolean mEnableNextOnConnection;
// Save the dialog details
private int mDialogMode;
private AccessPoint mDlgAccessPoint;
private Bundle mAccessPointSavedState;
@VisibleForTesting
WifiTracker mWifiTracker;
private String mOpenSsid;
private AccessPointPreference.UserBadgeCache mUserBadgeCache;
private PreferenceCategory mConnectedAccessPointPreferenceCategory;
private PreferenceCategory mAccessPointsPreferenceCategory;
@VisibleForTesting
AddWifiNetworkPreference mAddWifiNetworkPreference;
@VisibleForTesting
Preference mConfigureWifiSettingsPreference;
@VisibleForTesting
Preference mSavedNetworksPreference;
@VisibleForTesting
DataUsagePreference mDataUsagePreference;
private LinkablePreference mStatusMessagePreference;
/**
* Tracks whether the user initiated a connection via clicking in order to autoscroll to the
* network once connected.
*/
private boolean mClickedConnect;
@ConnectSource int mConnectSource = CONNECT_SOURCE_UNSPECIFIED;
private static final int CONNECT_SOURCE_UNSPECIFIED = 0;
private static final int CONNECT_SOURCE_NETWORK_MENU_ITEM_CLICK = 1;
private static final int CONNECT_SOURCE_NETWORK_LIST_ITEM_CLICK = 2;
@IntDef({CONNECT_SOURCE_UNSPECIFIED, CONNECT_SOURCE_NETWORK_MENU_ITEM_CLICK,
CONNECT_SOURCE_NETWORK_LIST_ITEM_CLICK})
private @interface ConnectSource {}
/* End of "used in Wifi Setup context" */
public WifiSettings() {
super(DISALLOW_CONFIG_WIFI);
}
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
final Activity activity = getActivity();
if (activity != null) {
mProgressHeader = setPinnedHeaderView(R.layout.progress_header)
.findViewById(R.id.progress_bar_animation);
setProgressBarVisible(false);
}
((SettingsActivity) activity).getSwitchBar().setSwitchBarText(
R.string.wifi_settings_master_switch_title,
R.string.wifi_settings_master_switch_title);
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
if (FeatureFlagUtils.isEnabled(getContext(), FeatureFlagUtils.SETTINGS_WIFITRACKER2)) {
final Intent intent = new Intent("android.settings.WIFI_SETTINGS2");
final Bundle extras = getActivity().getIntent().getExtras();
if (extras != null) {
intent.putExtras(extras);
}
getContext().startActivity(intent);
finish();
return;
}
// TODO(b/37429702): Add animations and preference comparator back after initial screen is
// loaded (ODR).
setAnimationAllowed(false);
addPreferences();
mIsRestricted = isUiRestricted();
}
private void addPreferences() {
addPreferencesFromResource(R.xml.wifi_settings);
mConnectedAccessPointPreferenceCategory =
(PreferenceCategory) findPreference(PREF_KEY_CONNECTED_ACCESS_POINTS);
mAccessPointsPreferenceCategory =
(PreferenceCategory) findPreference(PREF_KEY_ACCESS_POINTS);
mConfigureWifiSettingsPreference = findPreference(PREF_KEY_CONFIGURE_WIFI_SETTINGS);
mSavedNetworksPreference = findPreference(PREF_KEY_SAVED_NETWORKS);
mAddWifiNetworkPreference = new AddWifiNetworkPreference(getPrefContext());
mStatusMessagePreference = (LinkablePreference) findPreference(PREF_KEY_STATUS_MESSAGE);
mUserBadgeCache = new AccessPointPreference.UserBadgeCache(getPackageManager());
mDataUsagePreference = findPreference(PREF_KEY_DATA_USAGE);
mDataUsagePreference.setVisible(DataUsageUtils.hasWifiRadio(getContext()));
mDataUsagePreference.setTemplate(NetworkTemplate.buildTemplateWifiWildcard(),
0 /*subId*/,
null /*service*/);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
mWifiTracker = WifiTrackerFactory.create(
getActivity(), this, getSettingsLifecycle(), true, true);
mWifiManager = mWifiTracker.getManager();
final Activity activity = getActivity();
if (activity != null) {
mConnectivityManager = getActivity().getSystemService(ConnectivityManager.class);
}
mConnectListener = new WifiConnectListener(getActivity());
mSaveListener = new WifiManager.ActionListener() {
@Override
public void onSuccess() {
}
@Override
public void onFailure(int reason) {
Activity activity = getActivity();
if (activity != null) {
Toast.makeText(activity,
R.string.wifi_failed_save_message,
Toast.LENGTH_SHORT).show();
}
}
};
mForgetListener = new WifiManager.ActionListener() {
@Override
public void onSuccess() {
}
@Override
public void onFailure(int reason) {
Activity activity = getActivity();
if (activity != null) {
Toast.makeText(activity,
R.string.wifi_failed_forget_message,
Toast.LENGTH_SHORT).show();
}
}
};
if (savedInstanceState != null) {
mDialogMode = savedInstanceState.getInt(SAVE_DIALOG_MODE);
if (savedInstanceState.containsKey(SAVE_DIALOG_ACCESS_POINT_STATE)) {
mAccessPointSavedState =
savedInstanceState.getBundle(SAVE_DIALOG_ACCESS_POINT_STATE);
}
}
// if we're supposed to enable/disable the Next button based on our current connection
// state, start it off in the right state
Intent intent = getActivity().getIntent();
mEnableNextOnConnection = intent.getBooleanExtra(EXTRA_ENABLE_NEXT_ON_CONNECT, false);
if (mEnableNextOnConnection) {
if (hasNextButton()) {
final ConnectivityManager connectivity = (ConnectivityManager)
getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
if (connectivity != null) {
NetworkInfo info = connectivity.getNetworkInfo(
ConnectivityManager.TYPE_WIFI);
changeNextButtonState(info.isConnected());
}
}
}
registerForContextMenu(getListView());
setHasOptionsMenu(true);
if (intent.hasExtra(EXTRA_START_CONNECT_SSID)) {
mOpenSsid = intent.getStringExtra(EXTRA_START_CONNECT_SSID);
}
}
@Override
public void onDestroyView() {
super.onDestroyView();
if (mWifiEnabler != null) {
mWifiEnabler.teardownSwitchController();
}
}
@Override
public void onStart() {
super.onStart();
// On/off switch is hidden for Setup Wizard (returns null)
mWifiEnabler = createWifiEnabler();
if (mIsRestricted) {
restrictUi();
return;
}
onWifiStateChanged(mWifiManager.getWifiState());
}
private void restrictUi() {
if (!isUiRestrictedByOnlyAdmin()) {
getEmptyTextView().setText(R.string.wifi_empty_list_user_restricted);
}
getPreferenceScreen().removeAll();
}
/**
* @return new WifiEnabler or null (as overridden by WifiSettingsForSetupWizard)
*/
private WifiEnabler createWifiEnabler() {
final SettingsActivity activity = (SettingsActivity) getActivity();
return new WifiEnabler(activity, new SwitchBarController(activity.getSwitchBar()),
mMetricsFeatureProvider);
}
@Override
public void onResume() {
final Activity activity = getActivity();
super.onResume();
// Because RestrictedSettingsFragment's onResume potentially requests authorization,
// which changes the restriction state, recalculate it.
final boolean alreadyImmutablyRestricted = mIsRestricted;
mIsRestricted = isUiRestricted();
if (!alreadyImmutablyRestricted && mIsRestricted) {
restrictUi();
}
if (mWifiEnabler != null) {
mWifiEnabler.resume(activity);
}
}
@Override
public void onPause() {
super.onPause();
if (mWifiEnabler != null) {
mWifiEnabler.pause();
}
}
@Override
public void onStop() {
getView().removeCallbacks(mUpdateAccessPointsRunnable);
getView().removeCallbacks(mHideProgressBarRunnable);
unregisterCaptivePortalNetworkCallback();
super.onStop();
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == ADD_NETWORK_REQUEST) {
handleAddNetworkRequest(resultCode, data);
return;
} else if (requestCode == REQUEST_CODE_WIFI_DPP_ENROLLEE_QR_CODE_SCANNER) {
if (resultCode == Activity.RESULT_OK) {
if (mDialog != null) {
mDialog.dismiss();
}
mWifiTracker.resumeScanning();
}
return;
} else if (requestCode == CONFIG_NETWORK_REQUEST) {
if (resultCode == Activity.RESULT_OK) {
handleConfigNetworkSubmitEvent(data);
}
return;
}
final boolean formerlyRestricted = mIsRestricted;
mIsRestricted = isUiRestricted();
if (formerlyRestricted && !mIsRestricted
&& getPreferenceScreen().getPreferenceCount() == 0) {
// De-restrict the ui
addPreferences();
}
}
@Override
protected RecyclerView.Adapter onCreateAdapter(PreferenceScreen preferenceScreen) {
final RecyclerView.Adapter adapter = super.onCreateAdapter(preferenceScreen);
adapter.setHasStableIds(true);
return adapter;
}
@Override
public int getMetricsCategory() {
return SettingsEnums.WIFI;
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
// If dialog has been shown, save its state.
if (mDialog != null) {
outState.putInt(SAVE_DIALOG_MODE, mDialogMode);
if (mDlgAccessPoint != null) {
mAccessPointSavedState = new Bundle();
mDlgAccessPoint.saveWifiState(mAccessPointSavedState);
outState.putBundle(SAVE_DIALOG_ACCESS_POINT_STATE, mAccessPointSavedState);
}
}
}
@Override
public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo info) {
Preference preference = (Preference) view.getTag();
if (preference instanceof LongPressAccessPointPreference) {
mSelectedAccessPoint =
((LongPressAccessPointPreference) preference).getAccessPoint();
menu.setHeaderTitle(mSelectedAccessPoint.getTitle());
if (mSelectedAccessPoint.isConnectable()) {
menu.add(Menu.NONE, MENU_ID_CONNECT, 0 /* order */, R.string.wifi_connect);
}
WifiConfiguration config = mSelectedAccessPoint.getConfig();
// Some configs are ineditable
if (WifiUtils.isNetworkLockedDown(getActivity(), config)) {
return;
}
// "forget" for normal saved network. And "disconnect" for ephemeral network because it
// could only be disconnected and be put in blacklists so it won't be used again.
if (mSelectedAccessPoint.isSaved() || mSelectedAccessPoint.isEphemeral()) {
final int stringId = mSelectedAccessPoint.isEphemeral() ?
R.string.wifi_disconnect_button_text : R.string.forget;
menu.add(Menu.NONE, MENU_ID_FORGET, 0 /* order */, stringId);
}
if (mSelectedAccessPoint.isSaved() && !mSelectedAccessPoint.isActive()) {
menu.add(Menu.NONE, MENU_ID_MODIFY, 0 /* order */, R.string.wifi_modify);
}
}
}
@Override
public boolean onContextItemSelected(MenuItem item) {
if (mSelectedAccessPoint == null) {
return super.onContextItemSelected(item);
}
switch (item.getItemId()) {
case MENU_ID_CONNECT: {
boolean isSavedNetwork = mSelectedAccessPoint.isSaved();
if (isSavedNetwork) {
connect(mSelectedAccessPoint.getConfig(), isSavedNetwork,
CONNECT_SOURCE_NETWORK_MENU_ITEM_CLICK);
} else if ((mSelectedAccessPoint.getSecurity() == AccessPoint.SECURITY_NONE) ||
(mSelectedAccessPoint.getSecurity() == AccessPoint.SECURITY_OWE)) {
/** Bypass dialog for unsecured networks */
mSelectedAccessPoint.generateOpenNetworkConfig();
connect(mSelectedAccessPoint.getConfig(), isSavedNetwork,
CONNECT_SOURCE_NETWORK_MENU_ITEM_CLICK);
} else {
showDialog(mSelectedAccessPoint, WifiConfigUiBase.MODE_CONNECT);
}
return true;
}
case MENU_ID_FORGET: {
forget();
return true;
}
case MENU_ID_MODIFY: {
showDialog(mSelectedAccessPoint, WifiConfigUiBase.MODE_MODIFY);
return true;
}
}
return super.onContextItemSelected(item);
}
@Override
public boolean onPreferenceTreeClick(Preference preference) {
// If the preference has a fragment set, open that
if (preference.getFragment() != null) {
preference.setOnPreferenceClickListener(null);
return super.onPreferenceTreeClick(preference);
}
if (preference instanceof LongPressAccessPointPreference) {
mSelectedAccessPoint = ((LongPressAccessPointPreference) preference).getAccessPoint();
if (mSelectedAccessPoint == null) {
return false;
}
if (mSelectedAccessPoint.isActive()) {
return super.onPreferenceTreeClick(preference);
}
/**
* Bypass dialog and connect to unsecured networks, or previously connected saved
* networks, or Passpoint provided networks.
*/
switch (WifiUtils.getConnectingType(mSelectedAccessPoint)) {
case WifiUtils.CONNECT_TYPE_OSU_PROVISION:
mSelectedAccessPoint.startOsuProvisioning(mConnectListener);
mClickedConnect = true;
break;
case WifiUtils.CONNECT_TYPE_OPEN_NETWORK:
mSelectedAccessPoint.generateOpenNetworkConfig();
connect(mSelectedAccessPoint.getConfig(),
mSelectedAccessPoint.isSaved(),
CONNECT_SOURCE_NETWORK_LIST_ITEM_CLICK);
break;
case WifiUtils.CONNECT_TYPE_SAVED_NETWORK:
connect(mSelectedAccessPoint.getConfig(),
true /* isSavedNetwork */,
CONNECT_SOURCE_NETWORK_LIST_ITEM_CLICK);
break;
default:
final Bundle bundle = ((LongPressAccessPointPreference) preference).getExtras();
mSelectedAccessPoint.saveWifiState(bundle);
launchConfigNewNetworkFragment(mSelectedAccessPoint,
WifiConfigUiBase.MODE_CONNECT, bundle);
break;
}
} else if (preference == mAddWifiNetworkPreference) {
onAddNetworkPressed();
} else {
return super.onPreferenceTreeClick(preference);
}
return true;
}
private void showDialog(AccessPoint accessPoint, int dialogMode) {
if (accessPoint != null) {
WifiConfiguration config = accessPoint.getConfig();
if (WifiUtils.isNetworkLockedDown(getActivity(), config) && accessPoint.isActive()) {
RestrictedLockUtils.sendShowAdminSupportDetailsIntent(getActivity(),
RestrictedLockUtilsInternal.getDeviceOwner(getActivity()));
return;
}
}
if (mDialog != null) {
removeDialog(WIFI_DIALOG_ID);
mDialog = null;
}
// Save the access point and edit mode
mDlgAccessPoint = accessPoint;
mDialogMode = dialogMode;
showDialog(WIFI_DIALOG_ID);
}
@Override
public Dialog onCreateDialog(int dialogId) {
switch (dialogId) {
case WIFI_DIALOG_ID:
// modify network
if (mDlgAccessPoint == null && mAccessPointSavedState != null) {
// restore AP from save state
mDlgAccessPoint = new AccessPoint(getActivity(), mAccessPointSavedState);
// Reset the saved access point data
mAccessPointSavedState = null;
}
mDialog = WifiDialog
.createModal(getActivity(), this, mDlgAccessPoint, mDialogMode);
mSelectedAccessPoint = mDlgAccessPoint;
return mDialog;
}
return super.onCreateDialog(dialogId);
}
@Override
public void onDialogShowing() {
super.onDialogShowing();
setOnDismissListener(this);
}
@Override
public void onDismiss(DialogInterface dialog) {
// We don't keep any dialog object when dialog was dismissed.
mDialog = null;
}
@Override
public int getDialogMetricsCategory(int dialogId) {
switch (dialogId) {
case WIFI_DIALOG_ID:
return SettingsEnums.DIALOG_WIFI_AP_EDIT;
default:
return 0;
}
}
/**
* Called to indicate the list of AccessPoints has been updated and
* getAccessPoints should be called to get the latest information.
*/
@Override
public void onAccessPointsChanged() {
Log.d(TAG, "onAccessPointsChanged (WifiTracker) callback initiated");
updateAccessPointsDelayed();
}
/**
* Updates access points from {@link WifiManager#getScanResults()}. Adds a delay to have
* progress bar displayed before starting to modify APs.
*/
private void updateAccessPointsDelayed() {
// Safeguard from some delayed event handling
if (getActivity() != null && !mIsRestricted && mWifiManager.isWifiEnabled()) {
final View view = getView();
final Handler handler = view.getHandler();
if (handler != null && handler.hasCallbacks(mUpdateAccessPointsRunnable)) {
return;
}
setProgressBarVisible(true);
view.postDelayed(mUpdateAccessPointsRunnable, 300 /* delay milliseconds */);
}
}
/** Called when the state of Wifi has changed. */
@Override
public void onWifiStateChanged(int state) {
if (mIsRestricted) {
return;
}
final int wifiState = mWifiManager.getWifiState();
switch (wifiState) {
case WifiManager.WIFI_STATE_ENABLED:
updateAccessPointPreferences();
break;
case WifiManager.WIFI_STATE_ENABLING:
removeConnectedAccessPointPreference();
removeAccessPointPreference();
addMessagePreference(R.string.wifi_starting);
setProgressBarVisible(true);
break;
case WifiManager.WIFI_STATE_DISABLING:
removeConnectedAccessPointPreference();
removeAccessPointPreference();
addMessagePreference(R.string.wifi_stopping);
break;
case WifiManager.WIFI_STATE_DISABLED:
setOffMessage();
setAdditionalSettingsSummaries();
setProgressBarVisible(false);
mConnectSource = CONNECT_SOURCE_UNSPECIFIED;
mClickedConnect = false;
break;
}
}
/**
* Called when the connection state of wifi has changed.
*/
@Override
public void onConnectedChanged() {
changeNextButtonState(mWifiTracker.isConnected());
}
/** Helper method to return whether an AccessPoint is disabled due to a wrong password */
private static boolean isDisabledByWrongPassword(AccessPoint accessPoint) {
WifiConfiguration config = accessPoint.getConfig();
if (config == null) {
return false;
}
WifiConfiguration.NetworkSelectionStatus networkStatus =
config.getNetworkSelectionStatus();
if (networkStatus == null
|| networkStatus.getNetworkSelectionStatus() == NETWORK_SELECTION_ENABLED) {
return false;
}
int reason = networkStatus.getNetworkSelectionDisableReason();
return WifiConfiguration.NetworkSelectionStatus.DISABLED_BY_WRONG_PASSWORD == reason;
}
private void updateAccessPointPreferences() {
// in case state has changed
if (!mWifiManager.isWifiEnabled()) {
return;
}
// AccessPoints are sorted by the WifiTracker
final List<AccessPoint> accessPoints = mWifiTracker.getAccessPoints();
if (isVerboseLoggingEnabled()) {
Log.i(TAG, "updateAccessPoints called for: " + accessPoints);
}
boolean hasAvailableAccessPoints = false;
mStatusMessagePreference.setVisible(false);
mConnectedAccessPointPreferenceCategory.setVisible(true);
mAccessPointsPreferenceCategory.setVisible(true);
cacheRemoveAllPrefs(mAccessPointsPreferenceCategory);
int index =
configureConnectedAccessPointPreferenceCategory(accessPoints) ? 1 : 0;
int numAccessPoints = accessPoints.size();
for (; index < numAccessPoints; index++) {
AccessPoint accessPoint = accessPoints.get(index);
// Ignore access points that are out of range.
if (accessPoint.isReachable()) {
String key = accessPoint.getKey();
hasAvailableAccessPoints = true;
LongPressAccessPointPreference pref =
(LongPressAccessPointPreference) getCachedPreference(key);
if (pref != null) {
pref.setOrder(index);
continue;
}
LongPressAccessPointPreference preference =
createLongPressAccessPointPreference(accessPoint);
preference.setKey(key);
preference.setOrder(index);
if (mOpenSsid != null && mOpenSsid.equals(accessPoint.getSsidStr())
&& (accessPoint.getSecurity() != AccessPoint.SECURITY_NONE &&
accessPoint.getSecurity() != AccessPoint.SECURITY_OWE)) {
if (!accessPoint.isSaved() || isDisabledByWrongPassword(accessPoint)) {
onPreferenceTreeClick(preference);
mOpenSsid = null;
}
}
mAccessPointsPreferenceCategory.addPreference(preference);
accessPoint.setListener(WifiSettings.this);
preference.refresh();
}
}
removeCachedPrefs(mAccessPointsPreferenceCategory);
mAddWifiNetworkPreference.setOrder(index);
mAccessPointsPreferenceCategory.addPreference(mAddWifiNetworkPreference);
setAdditionalSettingsSummaries();
if (!hasAvailableAccessPoints) {
setProgressBarVisible(true);
Preference pref = new Preference(getPrefContext());
pref.setSelectable(false);
pref.setSummary(R.string.wifi_empty_list_wifi_on);
pref.setOrder(index++);
pref.setKey(PREF_KEY_EMPTY_WIFI_LIST);
mAccessPointsPreferenceCategory.addPreference(pref);
} else {
// Continuing showing progress bar for an additional delay to overlap with animation
getView().postDelayed(mHideProgressBarRunnable, 1700 /* delay millis */);
}
}
@NonNull
private LongPressAccessPointPreference createLongPressAccessPointPreference(
AccessPoint accessPoint) {
return new LongPressAccessPointPreference(accessPoint, getPrefContext(), mUserBadgeCache,
false /* forSavedNetworks */, R.drawable.ic_wifi_signal_0, this);
}
@NonNull
@VisibleForTesting
ConnectedAccessPointPreference createConnectedAccessPointPreference(
AccessPoint accessPoint, Context context) {
return new ConnectedAccessPointPreference(accessPoint, context, mUserBadgeCache,
R.drawable.ic_wifi_signal_0, false /* forSavedNetworks */, this);
}
/**
* Configure the ConnectedAccessPointPreferenceCategory and return true if the Category was
* shown.
*/
private boolean configureConnectedAccessPointPreferenceCategory(
List<AccessPoint> accessPoints) {
if (accessPoints.size() == 0) {
removeConnectedAccessPointPreference();
return false;
}
AccessPoint connectedAp = accessPoints.get(0);
if (!connectedAp.isActive()) {
removeConnectedAccessPointPreference();
return false;
}
// Is the preference category empty?
if (mConnectedAccessPointPreferenceCategory.getPreferenceCount() == 0) {
addConnectedAccessPointPreference(connectedAp);
return true;
}
// Is the previous currently connected SSID different from the new one?
ConnectedAccessPointPreference preference =
(ConnectedAccessPointPreference)
(mConnectedAccessPointPreferenceCategory.getPreference(0));
// The AccessPoints need to be the same reference to ensure that updates are reflected
// in the UI.
if (preference.getAccessPoint() != connectedAp) {
removeConnectedAccessPointPreference();
addConnectedAccessPointPreference(connectedAp);
return true;
}
// Else same AP is connected, simply refresh the connected access point preference
// (first and only access point in this category).
preference.refresh();
// Update any potential changes to the connected network and ensure that the callback is
// registered after an onStop lifecycle event.
registerCaptivePortalNetworkCallback(getCurrentWifiNetwork(), preference);
return true;
}
/**
* Creates a Preference for the given {@link AccessPoint} and adds it to the
* {@link #mConnectedAccessPointPreferenceCategory}.
*/
private void addConnectedAccessPointPreference(AccessPoint connectedAp) {
final ConnectedAccessPointPreference pref =
createConnectedAccessPointPreference(connectedAp, getPrefContext());
registerCaptivePortalNetworkCallback(getCurrentWifiNetwork(), pref);
// Launch details page or captive portal on click.
pref.setOnPreferenceClickListener(
preference -> {
pref.getAccessPoint().saveWifiState(pref.getExtras());
if (mCaptivePortalNetworkCallback != null
&& mCaptivePortalNetworkCallback.isCaptivePortal()) {
startCaptivePortalApp(
mCaptivePortalNetworkCallback.getNetwork());
} else {
launchNetworkDetailsFragment(pref);
}
return true;
});
pref.setOnGearClickListener(
preference -> {
pref.getAccessPoint().saveWifiState(pref.getExtras());
launchNetworkDetailsFragment(pref);
});
pref.refresh();
mConnectedAccessPointPreferenceCategory.addPreference(pref);
mConnectedAccessPointPreferenceCategory.setVisible(true);
if (mClickedConnect) {
mClickedConnect = false;
scrollToPreference(mConnectedAccessPointPreferenceCategory);
}
}
private void registerCaptivePortalNetworkCallback(
Network wifiNetwork, ConnectedAccessPointPreference pref) {
if (wifiNetwork == null || pref == null) {
Log.w(TAG, "Network or Preference were null when registering callback.");
return;
}
if (mCaptivePortalNetworkCallback != null
&& mCaptivePortalNetworkCallback.isSameNetworkAndPreference(wifiNetwork, pref)) {
return;
}
unregisterCaptivePortalNetworkCallback();
mCaptivePortalNetworkCallback = new CaptivePortalNetworkCallback(wifiNetwork, pref) {
@Override
public void onCaptivePortalCapabilityChanged() {
checkStartCaptivePortalApp();
}
};
mConnectivityManager.registerNetworkCallback(
new NetworkRequest.Builder()
.clearCapabilities()
.addTransportType(TRANSPORT_WIFI)
.build(),
mCaptivePortalNetworkCallback,
new Handler(Looper.getMainLooper()));
}
private void unregisterCaptivePortalNetworkCallback() {
if (mCaptivePortalNetworkCallback != null) {
try {
mConnectivityManager.unregisterNetworkCallback(mCaptivePortalNetworkCallback);
} catch (RuntimeException e) {
Log.e(TAG, "Unregistering CaptivePortalNetworkCallback failed.", e);
}
mCaptivePortalNetworkCallback = null;
}
}
private void launchAddNetworkFragment() {
new SubSettingLauncher(getContext())
.setTitleRes(R.string.wifi_add_network)
.setDestination(AddNetworkFragment.class.getName())
.setSourceMetricsCategory(getMetricsCategory())
.setResultListener(this, ADD_NETWORK_REQUEST)
.launch();
}
private void launchNetworkDetailsFragment(ConnectedAccessPointPreference pref) {
final AccessPoint accessPoint = pref.getAccessPoint();
final Context context = getContext();
final CharSequence title =
FeatureFlagUtils.isEnabled(context, FeatureFlags.WIFI_DETAILS_DATAUSAGE_HEADER)
? accessPoint.getTitle()
: context.getText(R.string.pref_title_network_details);
new SubSettingLauncher(getContext())
.setTitleText(title)
.setDestination(WifiNetworkDetailsFragment.class.getName())
.setArguments(pref.getExtras())
.setSourceMetricsCategory(getMetricsCategory())
.launch();
}
private Network getCurrentWifiNetwork() {
return mWifiManager != null ? mWifiManager.getCurrentNetwork() : null;
}
/** Removes all preferences and hide the {@link #mConnectedAccessPointPreferenceCategory}. */
private void removeConnectedAccessPointPreference() {
mConnectedAccessPointPreferenceCategory.removeAll();
mConnectedAccessPointPreferenceCategory.setVisible(false);
unregisterCaptivePortalNetworkCallback();
}
private void removeAccessPointPreference() {
mAccessPointsPreferenceCategory.removeAll();
mAccessPointsPreferenceCategory.setVisible(false);
}
@VisibleForTesting
void setAdditionalSettingsSummaries() {
mConfigureWifiSettingsPreference.setSummary(getString(
isWifiWakeupEnabled()
? R.string.wifi_configure_settings_preference_summary_wakeup_on
: R.string.wifi_configure_settings_preference_summary_wakeup_off));
final List<AccessPoint> savedNetworks =
WifiSavedConfigUtils.getAllConfigs(getContext(), mWifiManager);
final int numSavedNetworks = (savedNetworks != null) ? savedNetworks.size() : 0;
mSavedNetworksPreference.setVisible(numSavedNetworks > 0);
if (numSavedNetworks > 0) {
mSavedNetworksPreference.setSummary(
getSavedNetworkSettingsSummaryText(savedNetworks, numSavedNetworks));
}
}
private String getSavedNetworkSettingsSummaryText(
List<AccessPoint> savedNetworks, int numSavedNetworks) {
int numSavedPasspointNetworks = 0;
for (AccessPoint savedNetwork : savedNetworks) {
if (savedNetwork.isPasspointConfig() || savedNetwork.isPasspoint()) {
numSavedPasspointNetworks++;
}
}
final int numSavedNormalNetworks = numSavedNetworks - numSavedPasspointNetworks;
if (numSavedNetworks == numSavedNormalNetworks) {
return getResources().getQuantityString(R.plurals.wifi_saved_access_points_summary,
numSavedNormalNetworks, numSavedNormalNetworks);
} else if (numSavedNetworks == numSavedPasspointNetworks) {
return getResources().getQuantityString(
R.plurals.wifi_saved_passpoint_access_points_summary,
numSavedPasspointNetworks, numSavedPasspointNetworks);
} else {
return getResources().getQuantityString(R.plurals.wifi_saved_all_access_points_summary,
numSavedNetworks, numSavedNetworks);
}
}
private boolean isWifiWakeupEnabled() {
final Context context = getContext();
final PowerManager powerManager = context.getSystemService(PowerManager.class);
final ContentResolver contentResolver = context.getContentResolver();
return mWifiManager.isAutoWakeupEnabled()
&& Settings.Global.getInt(contentResolver,
Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0) == 1
&& Settings.Global.getInt(contentResolver,
Settings.Global.AIRPLANE_MODE_ON, 0) == 0
&& !powerManager.isPowerSaveMode();
}
private void setOffMessage() {
final CharSequence title = getText(R.string.wifi_empty_list_wifi_off);
// Don't use WifiManager.isScanAlwaysAvailable() to check the Wi-Fi scanning mode. Instead,
// read the system settings directly. Because when the device is in Airplane mode, even if
// Wi-Fi scanning mode is on, WifiManager.isScanAlwaysAvailable() still returns "off".
final boolean wifiScanningMode = Settings.Global.getInt(getActivity().getContentResolver(),
Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 0) == 1;
final CharSequence description = wifiScanningMode ? getText(R.string.wifi_scan_notify_text)
: getText(R.string.wifi_scan_notify_text_scanning_off);
final LinkifyUtils.OnClickListener clickListener =
() -> new SubSettingLauncher(getContext())
.setDestination(ScanningSettings.class.getName())
.setTitleRes(R.string.location_scanning_screen_title)
.setSourceMetricsCategory(getMetricsCategory())
.launch();
mStatusMessagePreference.setText(title, description, clickListener);
removeConnectedAccessPointPreference();
removeAccessPointPreference();
mStatusMessagePreference.setVisible(true);
}
private void addMessagePreference(int messageId) {
mStatusMessagePreference.setTitle(messageId);
mStatusMessagePreference.setVisible(true);
}
protected void setProgressBarVisible(boolean visible) {
if (mProgressHeader != null) {
mProgressHeader.setVisibility(visible ? View.VISIBLE : View.GONE);
}
}
/**
* Renames/replaces "Next" button when appropriate. "Next" button usually exists in
* Wifi setup screens, not in usual wifi settings screen.
*
* @param enabled true when the device is connected to a wifi network.
*/
private void changeNextButtonState(boolean enabled) {
if (mEnableNextOnConnection && hasNextButton()) {
getNextButton().setEnabled(enabled);
}
}
@Override
public void onForget(WifiDialog dialog) {
forget();
}
@Override
public void onSubmit(WifiDialog dialog) {
if (mDialog != null) {
submit(mDialog.getController());
}
}
@Override
public void onScan(WifiDialog dialog, String ssid) {
// Launch QR code scanner to join a network.
startActivityForResult(WifiDppUtils.getEnrolleeQrCodeScannerIntent(ssid),
REQUEST_CODE_WIFI_DPP_ENROLLEE_QR_CODE_SCANNER);
}
/* package */ void submit(WifiConfigController configController) {
final WifiConfiguration config = configController.getConfig();
if (config == null) {
if (mSelectedAccessPoint != null
&& mSelectedAccessPoint.isSaved()) {
connect(mSelectedAccessPoint.getConfig(),
true /* isSavedNetwork */,
CONNECT_SOURCE_UNSPECIFIED);
}
} else if (configController.getMode() == WifiConfigUiBase.MODE_MODIFY) {
mWifiManager.save(config, mSaveListener);
} else {
mWifiManager.save(config, mSaveListener);
if (mSelectedAccessPoint != null) { // Not an "Add network"
connect(config, false /* isSavedNetwork */,
CONNECT_SOURCE_UNSPECIFIED);
}
}
mWifiTracker.resumeScanning();
}
/* package */ void forget() {
mMetricsFeatureProvider.action(getActivity(), SettingsEnums.ACTION_WIFI_FORGET);
if (!mSelectedAccessPoint.isSaved()) {
if (mSelectedAccessPoint.getNetworkInfo() != null &&
mSelectedAccessPoint.getNetworkInfo().getState() != State.DISCONNECTED) {
// Network is active but has no network ID - must be ephemeral.
mWifiManager.disableEphemeralNetwork(
AccessPoint.convertToQuotedString(mSelectedAccessPoint.getSsidStr()));
} else {
// Should not happen, but a monkey seems to trigger it
Log.e(TAG, "Failed to forget invalid network " + mSelectedAccessPoint.getConfig());
return;
}
} else if (mSelectedAccessPoint.getConfig().isPasspoint()) {
try {
mWifiManager.removePasspointConfiguration(mSelectedAccessPoint.getConfig().FQDN);
} catch (IllegalArgumentException e) {
Log.e(TAG, "Failed to remove Passpoint configuration with error: " + e);
return;
}
} else {
mWifiManager.forget(mSelectedAccessPoint.getConfig().networkId, mForgetListener);
}
mWifiTracker.resumeScanning();
// We need to rename/replace "Next" button in wifi setup context.
changeNextButtonState(false);
}
protected void connect(final WifiConfiguration config,
boolean isSavedNetwork, @ConnectSource int connectSource) {
// Log subtype if configuration is a saved network.
mMetricsFeatureProvider.action(getContext(), SettingsEnums.ACTION_WIFI_CONNECT,
isSavedNetwork);
mConnectSource = connectSource;
mWifiManager.connect(config, mConnectListener);
mClickedConnect = true;
}
@VisibleForTesting
void handleAddNetworkRequest(int result, Intent data) {
if (result == Activity.RESULT_OK) {
handleAddNetworkSubmitEvent(data);
}
mWifiTracker.resumeScanning();
}
private void handleAddNetworkSubmitEvent(Intent data) {
final WifiConfiguration wifiConfiguration = data.getParcelableExtra(
AddNetworkFragment.WIFI_CONFIG_KEY);
if (wifiConfiguration != null) {
mWifiManager.save(wifiConfiguration, mSaveListener);
}
}
/**
* Called when "add network" button is pressed.
*/
private void onAddNetworkPressed() {
// No exact access point is selected.
mSelectedAccessPoint = null;
launchAddNetworkFragment();
}
@Override
public int getHelpResource() {
return R.string.help_url_wifi;
}
@Override
public void onAccessPointChanged(final AccessPoint accessPoint) {
Log.d(TAG, "onAccessPointChanged (singular) callback initiated");
View view = getView();
if (view != null) {
view.post(new Runnable() {
@Override
public void run() {
Object tag = accessPoint.getTag();
if (tag != null) {
((AccessPointPreference) tag).refresh();
}
}
});
}
}
@Override
public void onLevelChanged(AccessPoint accessPoint) {
((AccessPointPreference) accessPoint.getTag()).onLevelChanged();
}
private void handleConfigNetworkSubmitEvent(Intent data) {
final WifiConfiguration wifiConfiguration = data.getParcelableExtra(
ConfigureAccessPointFragment.NETWORK_CONFIG_KEY);
if (wifiConfiguration != null) {
mWifiManager.save(wifiConfiguration, mSaveListener);
if (mSelectedAccessPoint != null) {
connect(wifiConfiguration, false /*isSavedNetwork*/,
CONNECT_SOURCE_UNSPECIFIED);
}
mWifiTracker.resumeScanning();
}
}
private void launchConfigNewNetworkFragment(AccessPoint accessPoint, int dialogMode,
Bundle bundleForArguments) {
mDialogMode = dialogMode;
final CharSequence title = accessPoint.getTitle();
new SubSettingLauncher(getContext())
.setTitleText(title)
.setDestination(ConfigureAccessPointFragment.class.getName())
.setArguments(bundleForArguments)
.setSourceMetricsCategory(getMetricsCategory())
.setResultListener(this, CONFIG_NETWORK_REQUEST)
.launch();
}
/**
* Starts the captive portal for current network if it's been clicked from the available
* networks (or contextual menu). We only do it *once* for a picked network, to avoid connecting
* again on bg/fg or if user dismisses Captive Portal before connecting (otherwise, coming back
* to this screen while connected to the same network but not signed in would open CP again).
*/
private void checkStartCaptivePortalApp() {
Network currentNetwork = getCurrentWifiNetwork();
if (mCaptivePortalNetworkCallback == null || currentNetwork == null
|| !currentNetwork.equals(mCaptivePortalNetworkCallback.getNetwork())
|| !mCaptivePortalNetworkCallback.isCaptivePortal()) {
return;
}
if (mConnectSource != CONNECT_SOURCE_NETWORK_LIST_ITEM_CLICK
&& mConnectSource != CONNECT_SOURCE_NETWORK_MENU_ITEM_CLICK) {
return;
}
if (mLastNetworkCaptivePortalAppStarted != null
&& mLastNetworkCaptivePortalAppStarted.equals(currentNetwork)) {
// We already auto-opened CP for same network
return;
}
startCaptivePortalApp(currentNetwork);
}
private void startCaptivePortalApp(Network network) {
if (mConnectivityManager == null || network == null) {
return;
}
mLastNetworkCaptivePortalAppStarted = network;
mConnectivityManager.startCaptivePortalApp(network);
}
public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
new BaseSearchIndexProvider(R.xml.wifi_settings) {
@Override
public List<String> getNonIndexableKeys(Context context) {
final List<String> keys = super.getNonIndexableKeys(context);
final WifiManager wifiManager = context.getSystemService(WifiManager.class);
final List<AccessPoint> accessPoints = WifiSavedConfigUtils.getAllConfigs(
context, wifiManager);
if (accessPoints == null || accessPoints.size() <= 0) {
keys.add(PREF_KEY_SAVED_NETWORKS);
}
if (!DataUsageUtils.hasWifiRadio(context)) {
keys.add(PREF_KEY_DATA_USAGE);
}
return keys;
}
};
}