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.preference.Preference;
38 import android.preference.Preference.OnPreferenceClickListener;
39 import android.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.ListView;
48 import android.widget.TextView;
50 import com.android.internal.logging.MetricsLogger;
51 import com.android.settings.AccountPreference;
52 import com.android.settings.R;
53 import com.android.settings.SettingsActivity;
54 import com.android.settings.Utils;
55 import com.android.settings.location.LocationSettings;
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 MetricsLogger.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 ListView list = (ListView) view.findViewById(android.R.id.list);
121 Utils.prepareCustomPreferencesList(container, view, list, false);
126 public void onActivityCreated(Bundle savedInstanceState) {
127 super.onActivityCreated(savedInstanceState);
129 final Activity activity = getActivity();
130 final View view = getView();
132 mErrorInfoView = (TextView)view.findViewById(R.id.sync_settings_error_info);
133 mErrorInfoView.setVisibility(View.GONE);
135 mAuthorities = activity.getIntent().getStringArrayExtra(AUTHORITIES_FILTER_KEY);
137 Bundle args = getArguments();
138 if (args != null && args.containsKey(KEY_ACCOUNT_LABEL)) {
139 getActivity().setTitle(args.getString(KEY_ACCOUNT_LABEL));
144 public void onPause() {
146 mAuthenticatorHelper.stopListeningToAccountUpdates();
150 public void onStop() {
152 final Activity activity = getActivity();
153 activity.getActionBar().setDisplayOptions(0, ActionBar.DISPLAY_SHOW_CUSTOM);
154 activity.getActionBar().setCustomView(null);
158 public boolean onPreferenceTreeClick(PreferenceScreen preferences, Preference preference) {
159 if (preference instanceof AccountPreference) {
160 startAccountSettings((AccountPreference) preference);
167 private void startAccountSettings(AccountPreference acctPref) {
168 Bundle args = new Bundle();
169 args.putParcelable(AccountSyncSettings.ACCOUNT_KEY, acctPref.getAccount());
170 args.putParcelable(EXTRA_USER, mUserHandle);
171 ((SettingsActivity) getActivity()).startPreferencePanel(
172 AccountSyncSettings.class.getCanonicalName(), args,
173 R.string.account_sync_settings_title, acctPref.getAccount().name,
174 this, REQUEST_SHOW_SYNC_SETTINGS);
178 public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
179 menu.add(0, MENU_SYNC_NOW_ID, 0, getString(R.string.sync_menu_sync_now))
180 .setIcon(R.drawable.ic_menu_refresh_holo_dark);
181 menu.add(0, MENU_SYNC_CANCEL_ID, 0, getString(R.string.sync_menu_sync_cancel))
182 .setIcon(com.android.internal.R.drawable.ic_menu_close_clear_cancel);
183 super.onCreateOptionsMenu(menu, inflater);
187 public void onPrepareOptionsMenu(Menu menu) {
188 super.onPrepareOptionsMenu(menu);
189 boolean syncActive = !ContentResolver.getCurrentSyncsAsUser(
190 mUserHandle.getIdentifier()).isEmpty();
191 menu.findItem(MENU_SYNC_NOW_ID).setVisible(!syncActive);
192 menu.findItem(MENU_SYNC_CANCEL_ID).setVisible(syncActive);
196 public boolean onOptionsItemSelected(MenuItem item) {
197 switch (item.getItemId()) {
198 case MENU_SYNC_NOW_ID:
199 requestOrCancelSyncForAccounts(true);
201 case MENU_SYNC_CANCEL_ID:
202 requestOrCancelSyncForAccounts(false);
205 return super.onOptionsItemSelected(item);
208 private void requestOrCancelSyncForAccounts(boolean sync) {
209 final int userId = mUserHandle.getIdentifier();
210 SyncAdapterType[] syncAdapters = ContentResolver.getSyncAdapterTypesAsUser(userId);
211 Bundle extras = new Bundle();
212 extras.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
213 int count = getPreferenceScreen().getPreferenceCount();
215 for (int i = 0; i < count; i++) {
216 Preference pref = getPreferenceScreen().getPreference(i);
217 if (pref instanceof AccountPreference) {
218 Account account = ((AccountPreference) pref).getAccount();
219 // For all available sync authorities, sync those that are enabled for the account
220 for (int j = 0; j < syncAdapters.length; j++) {
221 SyncAdapterType sa = syncAdapters[j];
222 if (syncAdapters[j].accountType.equals(mAccountType)
223 && ContentResolver.getSyncAutomaticallyAsUser(account, sa.authority,
226 ContentResolver.requestSyncAsUser(account, sa.authority, userId,
229 ContentResolver.cancelSyncAsUser(account, sa.authority, userId);
238 protected void onSyncStateUpdated() {
240 // Catch any delayed delivery of update messages
241 final Activity activity = getActivity();
242 if (activity != null) {
243 activity.invalidateOptionsMenu();
248 * Shows the sync state of the accounts. Note: it must be called after the accounts have been
249 * loaded, @see #showAccountsIfNeeded().
251 private void showSyncState() {
252 // Catch any delayed delivery of update messages
253 if (getActivity() == null || getActivity().isFinishing()) return;
255 final int userId = mUserHandle.getIdentifier();
257 // iterate over all the preferences, setting the state properly for each
258 List<SyncInfo> currentSyncs = ContentResolver.getCurrentSyncsAsUser(userId);
260 boolean anySyncFailed = false; // true if sync on any account failed
261 Date date = new Date();
263 // only track userfacing sync adapters when deciding if account is synced or not
264 final SyncAdapterType[] syncAdapters = ContentResolver.getSyncAdapterTypesAsUser(userId);
265 HashSet<String> userFacing = new HashSet<String>();
266 for (int k = 0, n = syncAdapters.length; k < n; k++) {
267 final SyncAdapterType sa = syncAdapters[k];
268 if (sa.isUserVisible()) {
269 userFacing.add(sa.authority);
272 for (int i = 0, count = getPreferenceScreen().getPreferenceCount(); i < count; i++) {
273 Preference pref = getPreferenceScreen().getPreference(i);
274 if (! (pref instanceof AccountPreference)) {
278 AccountPreference accountPref = (AccountPreference) pref;
279 Account account = accountPref.getAccount();
281 long lastSuccessTime = 0;
282 boolean syncIsFailing = false;
283 final ArrayList<String> authorities = accountPref.getAuthorities();
284 boolean syncingNow = false;
285 if (authorities != null) {
286 for (String authority : authorities) {
287 SyncStatusInfo status = ContentResolver.getSyncStatusAsUser(account, authority,
289 boolean syncEnabled = isSyncEnabled(userId, account, authority);
290 boolean authorityIsPending = ContentResolver.isSyncPending(account, authority);
291 boolean activelySyncing = isSyncing(currentSyncs, account, authority);
292 boolean lastSyncFailed = status != null
294 && status.lastFailureTime != 0
295 && status.getLastFailureMesgAsInt(0)
296 != ContentResolver.SYNC_ERROR_SYNC_ALREADY_IN_PROGRESS;
297 if (lastSyncFailed && !activelySyncing && !authorityIsPending) {
298 syncIsFailing = true;
299 anySyncFailed = true;
301 syncingNow |= activelySyncing;
302 if (status != null && lastSuccessTime < status.lastSuccessTime) {
303 lastSuccessTime = status.lastSuccessTime;
305 syncCount += syncEnabled && userFacing.contains(authority) ? 1 : 0;
308 if (Log.isLoggable(TAG, Log.VERBOSE)) {
309 Log.v(TAG, "no syncadapters found for " + account);
313 accountPref.setSyncStatus(AccountPreference.SYNC_ERROR, true);
314 } else if (syncCount == 0) {
315 accountPref.setSyncStatus(AccountPreference.SYNC_DISABLED, true);
316 } else if (syncCount > 0) {
318 accountPref.setSyncStatus(AccountPreference.SYNC_IN_PROGRESS, true);
320 accountPref.setSyncStatus(AccountPreference.SYNC_ENABLED, true);
321 if (lastSuccessTime > 0) {
322 accountPref.setSyncStatus(AccountPreference.SYNC_ENABLED, false);
323 date.setTime(lastSuccessTime);
324 final String timeString = formatSyncDate(date);
325 accountPref.setSummary(getResources().getString(
326 R.string.last_synced, timeString));
330 accountPref.setSyncStatus(AccountPreference.SYNC_DISABLED, true);
334 mErrorInfoView.setVisibility(anySyncFailed ? View.VISIBLE : View.GONE);
338 private boolean isSyncing(List<SyncInfo> currentSyncs, Account account, String authority) {
339 final int count = currentSyncs.size();
340 for (int i = 0; i < count; i++) {
341 SyncInfo syncInfo = currentSyncs.get(i);
342 if (syncInfo.account.equals(account) && syncInfo.authority.equals(authority)) {
349 private boolean isSyncEnabled(int userId, Account account, String authority) {
350 return ContentResolver.getSyncAutomaticallyAsUser(account, authority, userId)
351 && ContentResolver.getMasterSyncAutomaticallyAsUser(userId)
352 && (ContentResolver.getIsSyncableAsUser(account, authority, userId) > 0);
356 public void onAccountsUpdate(UserHandle userHandle) {
357 showAccountsIfNeeded();
358 onSyncStateUpdated();
361 private void showAccountsIfNeeded() {
362 if (getActivity() == null) return;
363 Account[] accounts = AccountManager.get(getActivity()).getAccountsAsUser(
364 mUserHandle.getIdentifier());
365 getPreferenceScreen().removeAll();
366 mFirstAccount = null;
367 addPreferencesFromResource(R.xml.manage_accounts_settings);
368 for (int i = 0, n = accounts.length; i < n; i++) {
369 final Account account = accounts[i];
370 // If an account type is specified for this screen, skip other types
371 if (mAccountType != null && !account.type.equals(mAccountType)) continue;
372 final ArrayList<String> auths = getAuthoritiesForAccountType(account.type);
374 boolean showAccount = true;
375 if (mAuthorities != null && auths != null) {
377 for (String requestedAuthority : mAuthorities) {
378 if (auths.contains(requestedAuthority)) {
386 final Drawable icon = getDrawableForType(account.type);
387 final AccountPreference preference =
388 new AccountPreference(getActivity(), account, icon, auths, false);
389 getPreferenceScreen().addPreference(preference);
390 if (mFirstAccount == null) {
391 mFirstAccount = account;
395 if (mAccountType != null && mFirstAccount != null) {
396 addAuthenticatorSettings();
398 // There's no account, close activity
403 private void addAuthenticatorSettings() {
404 PreferenceScreen prefs = addPreferencesForType(mAccountType, getPreferenceScreen());
406 updatePreferenceIntents(prefs);
410 /** Listens to a preference click event and starts a fragment */
411 private class FragmentStarter
412 implements Preference.OnPreferenceClickListener {
413 private final String mClass;
414 private final int mTitleRes;
417 * @param className the class name of the fragment to be started.
418 * @param title the title resource id of the started preference panel.
420 public FragmentStarter(String className, int title) {
426 public boolean onPreferenceClick(Preference preference) {
427 ((SettingsActivity) getActivity()).startPreferencePanel(
428 mClass, null, mTitleRes, null, null, 0);
429 // Hack: announce that the Google account preferences page is launching the location
431 if (mClass.equals(LocationSettings.class.getName())) {
432 Intent intent = new Intent(LAUNCHING_LOCATION_SETTINGS);
433 getActivity().sendBroadcast(
434 intent, android.Manifest.permission.WRITE_SECURE_SETTINGS);
441 * Filters through the preference list provided by GoogleLoginService.
443 * This method removes all the invalid intent from the list, adds account name as extra into the
444 * intent, and hack the location settings to start it as a fragment.
446 private void updatePreferenceIntents(PreferenceScreen prefs) {
447 final PackageManager pm = getActivity().getPackageManager();
448 for (int i = 0; i < prefs.getPreferenceCount();) {
449 Preference pref = prefs.getPreference(i);
450 Intent intent = pref.getIntent();
451 if (intent != null) {
452 // Hack. Launch "Location" as fragment instead of as activity.
454 // When "Location" is launched as activity via Intent, there's no "Up" button at the
455 // top left, and if there's another running instance of "Location" activity, the
456 // back stack would usually point to some other place so the user won't be able to
457 // go back to the previous page by "back" key. Using fragment is a much easier
458 // solution to those problems.
460 // If we set Intent to null and assign a fragment to the PreferenceScreen item here,
461 // in order to make it work as expected, we still need to modify the container
462 // PreferenceActivity, override onPreferenceStartFragment() and call
463 // startPreferencePanel() there. In order to inject the title string there, more
464 // dirty further hack is still needed. It's much easier and cleaner to listen to
465 // preference click event here directly.
466 if (intent.getAction().equals(
467 android.provider.Settings.ACTION_LOCATION_SOURCE_SETTINGS)) {
468 // The OnPreferenceClickListener overrides the click event completely. No intent
470 pref.setOnPreferenceClickListener(new FragmentStarter(
471 LocationSettings.class.getName(),
472 R.string.location_settings_title));
474 ResolveInfo ri = pm.resolveActivityAsUser(intent,
475 PackageManager.MATCH_DEFAULT_ONLY, mUserHandle.getIdentifier());
477 prefs.removePreference(pref);
480 intent.putExtra(ACCOUNT_KEY, mFirstAccount);
481 intent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_NEW_TASK);
482 pref.setOnPreferenceClickListener(new OnPreferenceClickListener() {
484 public boolean onPreferenceClick(Preference preference) {
485 Intent prefIntent = preference.getIntent();
487 * Check the intent to see if it resolves to a exported=false
488 * activity that doesn't share a uid with the authenticator.
490 * Otherwise the intent is considered unsafe in that it will be
491 * exploiting the fact that settings has system privileges.
493 if (isSafeIntent(pm, prefIntent)) {
494 getActivity().startActivityAsUser(prefIntent, mUserHandle);
497 "Refusing to launch authenticator intent because"
498 + "it exploits Settings permissions: "
512 * Determines if the supplied Intent is safe. A safe intent is one that is
513 * will launch a exported=true activity or owned by the same uid as the
514 * authenticator supplying the intent.
516 private boolean isSafeIntent(PackageManager pm, Intent intent) {
517 AuthenticatorDescription authDesc =
518 mAuthenticatorHelper.getAccountTypeDescription(mAccountType);
519 ResolveInfo resolveInfo = pm.resolveActivity(intent, 0);
520 if (resolveInfo == null) {
523 ActivityInfo resolvedActivityInfo = resolveInfo.activityInfo;
524 ApplicationInfo resolvedAppInfo = resolvedActivityInfo.applicationInfo;
526 ApplicationInfo authenticatorAppInf = pm.getApplicationInfo(authDesc.packageName, 0);
527 return resolvedActivityInfo.exported
528 || resolvedAppInfo.uid == authenticatorAppInf.uid;
529 } catch (NameNotFoundException e) {
531 "Intent considered unsafe due to exception.",
538 protected void onAuthDescriptionsUpdated() {
539 // Update account icons for all account preference items
540 for (int i = 0; i < getPreferenceScreen().getPreferenceCount(); i++) {
541 Preference pref = getPreferenceScreen().getPreference(i);
542 if (pref instanceof AccountPreference) {
543 AccountPreference accPref = (AccountPreference) pref;
544 accPref.setSummary(getLabelForType(accPref.getAccount().type));