2 * Copyright (C) 2008 The Android Open Source Project
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package com.android.settings.accounts;
19 import android.accounts.Account;
20 import android.accounts.AccountManager;
21 import android.accounts.AuthenticatorDescription;
22 import android.app.ActionBar;
23 import android.app.Activity;
24 import android.content.ContentResolver;
25 import android.content.Intent;
26 import android.content.SyncAdapterType;
27 import android.content.SyncInfo;
28 import android.content.SyncStatusInfo;
29 import android.content.pm.ActivityInfo;
30 import android.content.pm.ApplicationInfo;
31 import android.content.pm.PackageManager;
32 import android.content.pm.PackageManager.NameNotFoundException;
33 import android.content.pm.ResolveInfo;
34 import android.graphics.drawable.Drawable;
35 import android.os.Bundle;
36 import android.os.UserHandle;
37 import android.support.v7.preference.Preference;
38 import android.support.v7.preference.Preference.OnPreferenceClickListener;
39 import android.support.v7.preference.PreferenceScreen;
40 import android.util.Log;
41 import android.view.LayoutInflater;
42 import android.view.Menu;
43 import android.view.MenuInflater;
44 import android.view.MenuItem;
45 import android.view.View;
46 import android.view.ViewGroup;
47 import android.widget.TextView;
49 import com.android.internal.logging.MetricsProto.MetricsEvent;
50 import com.android.settings.AccountPreference;
51 import com.android.settings.R;
52 import com.android.settings.SettingsActivity;
53 import com.android.settings.Utils;
54 import com.android.settings.location.LocationSettings;
55 import com.android.settingslib.accounts.AuthenticatorHelper;
57 import java.util.ArrayList;
58 import java.util.Date;
59 import java.util.HashSet;
60 import java.util.List;
62 import static android.content.Intent.EXTRA_USER;
64 /** Manages settings for Google Account. */
65 public class ManageAccountsSettings extends AccountPreferenceBase
66 implements AuthenticatorHelper.OnAccountsUpdateListener {
67 private static final String ACCOUNT_KEY = "account"; // to pass to auth settings
68 public static final String KEY_ACCOUNT_TYPE = "account_type";
69 public static final String KEY_ACCOUNT_LABEL = "account_label";
71 // Action name for the broadcast intent when the Google account preferences page is launching
72 // the location settings.
73 private static final String LAUNCHING_LOCATION_SETTINGS =
74 "com.android.settings.accounts.LAUNCHING_LOCATION_SETTINGS";
76 private static final int MENU_SYNC_NOW_ID = Menu.FIRST;
77 private static final int MENU_SYNC_CANCEL_ID = Menu.FIRST + 1;
79 private static final int REQUEST_SHOW_SYNC_SETTINGS = 1;
81 private String[] mAuthorities;
82 private TextView mErrorInfoView;
84 // If an account type is set, then show only accounts of that type
85 private String mAccountType;
86 // Temporary hack, to deal with backward compatibility
87 // mFirstAccount is used for the injected preferences
88 private Account mFirstAccount;
91 protected int getMetricsCategory() {
92 return MetricsEvent.ACCOUNTS_MANAGE_ACCOUNTS;
96 public void onCreate(Bundle icicle) {
97 super.onCreate(icicle);
99 Bundle args = getArguments();
100 if (args != null && args.containsKey(KEY_ACCOUNT_TYPE)) {
101 mAccountType = args.getString(KEY_ACCOUNT_TYPE);
103 addPreferencesFromResource(R.xml.manage_accounts_settings);
104 setHasOptionsMenu(true);
108 public void onResume() {
110 mAuthenticatorHelper.listenToAccountUpdates();
111 updateAuthDescriptions();
112 showAccountsIfNeeded();
117 public View onCreateView(LayoutInflater inflater, ViewGroup container,
118 Bundle savedInstanceState) {
119 final View view = inflater.inflate(R.layout.manage_accounts_screen, container, false);
120 final ViewGroup prefs_container = (ViewGroup) view.findViewById(R.id.prefs_container);
121 Utils.prepareCustomPreferencesList(container, view, prefs_container, false);
122 View prefs = super.onCreateView(inflater, prefs_container, savedInstanceState);
123 prefs_container.addView(prefs);
128 public void onActivityCreated(Bundle savedInstanceState) {
129 super.onActivityCreated(savedInstanceState);
131 final Activity activity = getActivity();
132 final View view = getView();
134 mErrorInfoView = (TextView)view.findViewById(R.id.sync_settings_error_info);
135 mErrorInfoView.setVisibility(View.GONE);
137 mAuthorities = activity.getIntent().getStringArrayExtra(AUTHORITIES_FILTER_KEY);
139 Bundle args = getArguments();
140 if (args != null && args.containsKey(KEY_ACCOUNT_LABEL)) {
141 getActivity().setTitle(args.getString(KEY_ACCOUNT_LABEL));
146 public void onPause() {
148 mAuthenticatorHelper.stopListeningToAccountUpdates();
152 public void onStop() {
154 final Activity activity = getActivity();
155 activity.getActionBar().setDisplayOptions(0, ActionBar.DISPLAY_SHOW_CUSTOM);
156 activity.getActionBar().setCustomView(null);
160 public boolean onPreferenceTreeClick(Preference preference) {
161 if (preference instanceof AccountPreference) {
162 startAccountSettings((AccountPreference) preference);
169 private void startAccountSettings(AccountPreference acctPref) {
170 Bundle args = new Bundle();
171 args.putParcelable(AccountSyncSettings.ACCOUNT_KEY, acctPref.getAccount());
172 args.putParcelable(EXTRA_USER, mUserHandle);
173 ((SettingsActivity) getActivity()).startPreferencePanel(
174 AccountSyncSettings.class.getCanonicalName(), args,
175 R.string.account_sync_settings_title, acctPref.getAccount().name,
176 this, REQUEST_SHOW_SYNC_SETTINGS);
180 public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
181 menu.add(0, MENU_SYNC_NOW_ID, 0, getString(R.string.sync_menu_sync_now))
182 .setIcon(R.drawable.ic_menu_refresh_holo_dark);
183 menu.add(0, MENU_SYNC_CANCEL_ID, 0, getString(R.string.sync_menu_sync_cancel))
184 .setIcon(com.android.internal.R.drawable.ic_menu_close_clear_cancel);
185 super.onCreateOptionsMenu(menu, inflater);
189 public void onPrepareOptionsMenu(Menu menu) {
190 super.onPrepareOptionsMenu(menu);
191 boolean syncActive = !ContentResolver.getCurrentSyncsAsUser(
192 mUserHandle.getIdentifier()).isEmpty();
193 menu.findItem(MENU_SYNC_NOW_ID).setVisible(!syncActive);
194 menu.findItem(MENU_SYNC_CANCEL_ID).setVisible(syncActive);
198 public boolean onOptionsItemSelected(MenuItem item) {
199 switch (item.getItemId()) {
200 case MENU_SYNC_NOW_ID:
201 requestOrCancelSyncForAccounts(true);
203 case MENU_SYNC_CANCEL_ID:
204 requestOrCancelSyncForAccounts(false);
207 return super.onOptionsItemSelected(item);
210 private void requestOrCancelSyncForAccounts(boolean sync) {
211 final int userId = mUserHandle.getIdentifier();
212 SyncAdapterType[] syncAdapters = ContentResolver.getSyncAdapterTypesAsUser(userId);
213 Bundle extras = new Bundle();
214 extras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
215 int count = getPreferenceScreen().getPreferenceCount();
217 for (int i = 0; i < count; i++) {
218 Preference pref = getPreferenceScreen().getPreference(i);
219 if (pref instanceof AccountPreference) {
220 Account account = ((AccountPreference) pref).getAccount();
221 // For all available sync authorities, sync those that are enabled for the account
222 for (int j = 0; j < syncAdapters.length; j++) {
223 SyncAdapterType sa = syncAdapters[j];
224 if (syncAdapters[j].accountType.equals(mAccountType)
225 && ContentResolver.getSyncAutomaticallyAsUser(account, sa.authority,
228 ContentResolver.requestSyncAsUser(account, sa.authority, userId,
231 ContentResolver.cancelSyncAsUser(account, sa.authority, userId);
240 protected void onSyncStateUpdated() {
242 // Catch any delayed delivery of update messages
243 final Activity activity = getActivity();
244 if (activity != null) {
245 activity.invalidateOptionsMenu();
250 * Shows the sync state of the accounts. Note: it must be called after the accounts have been
251 * loaded, @see #showAccountsIfNeeded().
253 private void showSyncState() {
254 // Catch any delayed delivery of update messages
255 if (getActivity() == null || getActivity().isFinishing()) return;
257 final int userId = mUserHandle.getIdentifier();
259 // iterate over all the preferences, setting the state properly for each
260 List<SyncInfo> currentSyncs = ContentResolver.getCurrentSyncsAsUser(userId);
262 boolean anySyncFailed = false; // true if sync on any account failed
263 Date date = new Date();
265 // only track userfacing sync adapters when deciding if account is synced or not
266 final SyncAdapterType[] syncAdapters = ContentResolver.getSyncAdapterTypesAsUser(userId);
267 HashSet<String> userFacing = new HashSet<String>();
268 for (int k = 0, n = syncAdapters.length; k < n; k++) {
269 final SyncAdapterType sa = syncAdapters[k];
270 if (sa.isUserVisible()) {
271 userFacing.add(sa.authority);
274 for (int i = 0, count = getPreferenceScreen().getPreferenceCount(); i < count; i++) {
275 Preference pref = getPreferenceScreen().getPreference(i);
276 if (! (pref instanceof AccountPreference)) {
280 AccountPreference accountPref = (AccountPreference) pref;
281 Account account = accountPref.getAccount();
283 long lastSuccessTime = 0;
284 boolean syncIsFailing = false;
285 final ArrayList<String> authorities = accountPref.getAuthorities();
286 boolean syncingNow = false;
287 if (authorities != null) {
288 for (String authority : authorities) {
289 SyncStatusInfo status = ContentResolver.getSyncStatusAsUser(account, authority,
291 boolean syncEnabled = isSyncEnabled(userId, account, authority);
292 boolean authorityIsPending = ContentResolver.isSyncPending(account, authority);
293 boolean activelySyncing = isSyncing(currentSyncs, account, authority);
294 boolean lastSyncFailed = status != null
296 && status.lastFailureTime != 0
297 && status.getLastFailureMesgAsInt(0)
298 != ContentResolver.SYNC_ERROR_SYNC_ALREADY_IN_PROGRESS;
299 if (lastSyncFailed && !activelySyncing && !authorityIsPending) {
300 syncIsFailing = true;
301 anySyncFailed = true;
303 syncingNow |= activelySyncing;
304 if (status != null && lastSuccessTime < status.lastSuccessTime) {
305 lastSuccessTime = status.lastSuccessTime;
307 syncCount += syncEnabled && userFacing.contains(authority) ? 1 : 0;
310 if (Log.isLoggable(TAG, Log.VERBOSE)) {
311 Log.v(TAG, "no syncadapters found for " + account);
315 accountPref.setSyncStatus(AccountPreference.SYNC_ERROR, true);
316 } else if (syncCount == 0) {
317 accountPref.setSyncStatus(AccountPreference.SYNC_DISABLED, true);
318 } else if (syncCount > 0) {
320 accountPref.setSyncStatus(AccountPreference.SYNC_IN_PROGRESS, true);
322 accountPref.setSyncStatus(AccountPreference.SYNC_ENABLED, true);
323 if (lastSuccessTime > 0) {
324 accountPref.setSyncStatus(AccountPreference.SYNC_ENABLED, false);
325 date.setTime(lastSuccessTime);
326 final String timeString = formatSyncDate(date);
327 accountPref.setSummary(getResources().getString(
328 R.string.last_synced, timeString));
332 accountPref.setSyncStatus(AccountPreference.SYNC_DISABLED, true);
336 mErrorInfoView.setVisibility(anySyncFailed ? View.VISIBLE : View.GONE);
340 private boolean isSyncing(List<SyncInfo> currentSyncs, Account account, String authority) {
341 final int count = currentSyncs.size();
342 for (int i = 0; i < count; i++) {
343 SyncInfo syncInfo = currentSyncs.get(i);
344 if (syncInfo.account.equals(account) && syncInfo.authority.equals(authority)) {
351 private boolean isSyncEnabled(int userId, Account account, String authority) {
352 return ContentResolver.getSyncAutomaticallyAsUser(account, authority, userId)
353 && ContentResolver.getMasterSyncAutomaticallyAsUser(userId)
354 && (ContentResolver.getIsSyncableAsUser(account, authority, userId) > 0);
358 public void onAccountsUpdate(UserHandle userHandle) {
359 showAccountsIfNeeded();
360 onSyncStateUpdated();
363 private void showAccountsIfNeeded() {
364 if (getActivity() == null) return;
365 Account[] accounts = AccountManager.get(getActivity()).getAccountsAsUser(
366 mUserHandle.getIdentifier());
367 getPreferenceScreen().removeAll();
368 mFirstAccount = null;
369 addPreferencesFromResource(R.xml.manage_accounts_settings);
370 for (int i = 0, n = accounts.length; i < n; i++) {
371 final Account account = accounts[i];
372 // If an account type is specified for this screen, skip other types
373 if (mAccountType != null && !account.type.equals(mAccountType)) continue;
374 final ArrayList<String> auths = getAuthoritiesForAccountType(account.type);
376 boolean showAccount = true;
377 if (mAuthorities != null && auths != null) {
379 for (String requestedAuthority : mAuthorities) {
380 if (auths.contains(requestedAuthority)) {
388 final Drawable icon = getDrawableForType(account.type);
389 final AccountPreference preference =
390 new AccountPreference(getPrefContext(), account, icon, auths, false);
391 getPreferenceScreen().addPreference(preference);
392 if (mFirstAccount == null) {
393 mFirstAccount = account;
397 if (mAccountType != null && mFirstAccount != null) {
398 addAuthenticatorSettings();
400 // There's no account, close activity
405 private void addAuthenticatorSettings() {
406 PreferenceScreen prefs = addPreferencesForType(mAccountType, getPreferenceScreen());
408 updatePreferenceIntents(prefs);
412 /** Listens to a preference click event and starts a fragment */
413 private class FragmentStarter
414 implements Preference.OnPreferenceClickListener {
415 private final String mClass;
416 private final int mTitleRes;
419 * @param className the class name of the fragment to be started.
420 * @param title the title resource id of the started preference panel.
422 public FragmentStarter(String className, int title) {
428 public boolean onPreferenceClick(Preference preference) {
429 ((SettingsActivity) getActivity()).startPreferencePanel(
430 mClass, null, mTitleRes, null, null, 0);
431 // Hack: announce that the Google account preferences page is launching the location
433 if (mClass.equals(LocationSettings.class.getName())) {
434 Intent intent = new Intent(LAUNCHING_LOCATION_SETTINGS);
435 getActivity().sendBroadcast(
436 intent, android.Manifest.permission.WRITE_SECURE_SETTINGS);
443 * Filters through the preference list provided by GoogleLoginService.
445 * This method removes all the invalid intent from the list, adds account name as extra into the
446 * intent, and hack the location settings to start it as a fragment.
448 private void updatePreferenceIntents(PreferenceScreen prefs) {
449 final PackageManager pm = getActivity().getPackageManager();
450 for (int i = 0; i < prefs.getPreferenceCount();) {
451 Preference pref = prefs.getPreference(i);
452 Intent intent = pref.getIntent();
453 if (intent != null) {
454 // Hack. Launch "Location" as fragment instead of as activity.
456 // When "Location" is launched as activity via Intent, there's no "Up" button at the
457 // top left, and if there's another running instance of "Location" activity, the
458 // back stack would usually point to some other place so the user won't be able to
459 // go back to the previous page by "back" key. Using fragment is a much easier
460 // solution to those problems.
462 // If we set Intent to null and assign a fragment to the PreferenceScreen item here,
463 // in order to make it work as expected, we still need to modify the container
464 // PreferenceActivity, override onPreferenceStartFragment() and call
465 // startPreferencePanel() there. In order to inject the title string there, more
466 // dirty further hack is still needed. It's much easier and cleaner to listen to
467 // preference click event here directly.
468 if (intent.getAction().equals(
469 android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS)) {
470 // The OnPreferenceClickListener overrides the click event completely. No intent
472 pref.setOnPreferenceClickListener(new FragmentStarter(
473 LocationSettings.class.getName(),
474 R.string.location_settings_title));
476 ResolveInfo ri = pm.resolveActivityAsUser(intent,
477 PackageManager.MATCH_DEFAULT_ONLY, mUserHandle.getIdentifier());
479 prefs.removePreference(pref);
482 intent.putExtra(ACCOUNT_KEY, mFirstAccount);
483 intent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_NEW_TASK);
484 pref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
486 public boolean onPreferenceClick(Preference preference) {
487 Intent prefIntent = preference.getIntent();
489 * Check the intent to see if it resolves to a exported=false
490 * activity that doesn't share a uid with the authenticator.
492 * Otherwise the intent is considered unsafe in that it will be
493 * exploiting the fact that settings has system privileges.
495 if (isSafeIntent(pm, prefIntent)) {
496 getActivity().startActivityAsUser(prefIntent, mUserHandle);
499 "Refusing to launch authenticator intent because"
500 + "it exploits Settings permissions: "
514 * Determines if the supplied Intent is safe. A safe intent is one that is
515 * will launch a exported=true activity or owned by the same uid as the
516 * authenticator supplying the intent.
518 private boolean isSafeIntent(PackageManager pm, Intent intent) {
519 AuthenticatorDescription authDesc =
520 mAuthenticatorHelper.getAccountTypeDescription(mAccountType);
521 ResolveInfo resolveInfo = pm.resolveActivity(intent, 0);
522 if (resolveInfo == null) {
525 ActivityInfo resolvedActivityInfo = resolveInfo.activityInfo;
526 ApplicationInfo resolvedAppInfo = resolvedActivityInfo.applicationInfo;
528 ApplicationInfo authenticatorAppInf = pm.getApplicationInfo(authDesc.packageName, 0);
529 return resolvedActivityInfo.exported
530 || resolvedAppInfo.uid == authenticatorAppInf.uid;
531 } catch (NameNotFoundException e) {
533 "Intent considered unsafe due to exception.",
540 protected void onAuthDescriptionsUpdated() {
541 // Update account icons for all account preference items
542 for (int i = 0; i < getPreferenceScreen().getPreferenceCount(); i++) {
543 Preference pref = getPreferenceScreen().getPreference(i);
544 if (pref instanceof AccountPreference) {
545 AccountPreference accPref = (AccountPreference) pref;
546 accPref.setSummary(getLabelForType(accPref.getAccount().type));