243 lines
10 KiB
Java
243 lines
10 KiB
Java
/*
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* Nextcloud Android client application
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*
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* @author Tobias Kaminsky
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* @author Chris Narkiewicz
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*
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* Copyright (C) 2017 Tobias Kaminsky
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* Copyright (C) 2017 Nextcloud GmbH.
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* Copyright (C) 2019 Chris Narkiewicz <hello@ezaquarii.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package com.owncloud.android.jobs;
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import android.accounts.Account;
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import android.accounts.AccountManager;
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import android.accounts.AccountManagerCallback;
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import android.accounts.AccountManagerFuture;
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import android.content.Context;
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import android.net.Uri;
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import android.os.Build;
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import android.provider.DocumentsContract;
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import android.text.TextUtils;
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import com.evernote.android.job.Job;
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import com.evernote.android.job.util.support.PersistableBundleCompat;
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import com.google.gson.Gson;
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import com.nextcloud.client.account.UserAccountManager;
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import com.nextcloud.client.core.Clock;
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import com.nextcloud.client.preferences.AppPreferencesImpl;
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import com.owncloud.android.MainApp;
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import com.owncloud.android.R;
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import com.owncloud.android.datamodel.ArbitraryDataProvider;
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import com.owncloud.android.datamodel.FileDataStorageManager;
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import com.owncloud.android.datamodel.FilesystemDataProvider;
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import com.owncloud.android.datamodel.PushConfigurationState;
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import com.owncloud.android.datamodel.SyncedFolder;
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import com.owncloud.android.datamodel.SyncedFolderProvider;
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import com.owncloud.android.datamodel.UploadsStorageManager;
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import com.owncloud.android.lib.common.OwnCloudAccount;
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import com.owncloud.android.lib.common.OwnCloudClient;
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import com.owncloud.android.lib.common.OwnCloudClientManagerFactory;
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import com.owncloud.android.lib.common.utils.Log_OC;
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import com.owncloud.android.lib.resources.users.RemoteWipeSuccessRemoteOperation;
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import com.owncloud.android.ui.activity.ContactsPreferenceActivity;
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import com.owncloud.android.ui.events.AccountRemovedEvent;
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import com.owncloud.android.utils.EncryptionUtils;
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import com.owncloud.android.utils.FileStorageUtils;
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import com.owncloud.android.utils.PushUtils;
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import org.greenrobot.eventbus.EventBus;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import java.io.File;
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import java.util.ArrayList;
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import java.util.List;
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import androidx.annotation.NonNull;
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import static android.content.Context.ACCOUNT_SERVICE;
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import static com.owncloud.android.ui.activity.ManageAccountsActivity.PENDING_FOR_REMOVAL;
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/**
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* Removes account and all local files
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*/
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public class AccountRemovalJob extends Job implements AccountManagerCallback<Boolean> {
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public static final String TAG = "AccountRemovalJob";
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public static final String ACCOUNT = "account";
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public static final String REMOTE_WIPE = "remote_wipe";
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private final UploadsStorageManager uploadsStorageManager;
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private final UserAccountManager userAccountManager;
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private final Clock clock;
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public AccountRemovalJob(UploadsStorageManager uploadStorageManager, UserAccountManager accountManager, Clock clock) {
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this.uploadsStorageManager = uploadStorageManager;
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this.userAccountManager = accountManager;
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this.clock = clock;
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}
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@NonNull
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@Override
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protected Result onRunJob(@NotNull Params params) {
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Context context = MainApp.getAppContext();
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PersistableBundleCompat bundle = params.getExtras();
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Account account = userAccountManager.getAccountByName(bundle.getString(ACCOUNT, ""));
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AccountManager accountManager = (AccountManager) context.getSystemService(ACCOUNT_SERVICE);
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boolean remoteWipe = bundle.getBoolean(REMOTE_WIPE, false);
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if (account != null && accountManager != null) {
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ArbitraryDataProvider arbitraryDataProvider = new ArbitraryDataProvider(context.getContentResolver());
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// disable contact backup job
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ContactsPreferenceActivity.cancelContactBackupJobForAccount(context, account);
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removeAccount(account, accountManager);
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FileDataStorageManager storageManager = new FileDataStorageManager(account, context.getContentResolver());
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// remove all files
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removeFiles(account, storageManager);
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// delete all database entries
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storageManager.deleteAllFiles();
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// remove contact backup job
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ContactsPreferenceActivity.cancelContactBackupJobForAccount(context, account);
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// disable daily backup
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arbitraryDataProvider.storeOrUpdateKeyValue(account.name,
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ContactsPreferenceActivity.PREFERENCE_CONTACTS_AUTOMATIC_BACKUP,
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"false");
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// unregister push notifications
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unregisterPushNotifications(context, account, arbitraryDataProvider);
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// remove pending account removal
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arbitraryDataProvider.deleteKeyForAccount(account.name, PENDING_FOR_REMOVAL);
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// remove synced folders set for account
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remoceSyncedFolders(context, account, clock);
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// delete all uploads for account
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uploadsStorageManager.removeAccountUploads(account);
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// delete stored E2E keys
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arbitraryDataProvider.deleteKeyForAccount(account.name, EncryptionUtils.PRIVATE_KEY);
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arbitraryDataProvider.deleteKeyForAccount(account.name, EncryptionUtils.PUBLIC_KEY);
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OwnCloudClient client = createClient(account);
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if (remoteWipe && client != null) {
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String authToken = client.getCredentials().getAuthToken();
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new RemoteWipeSuccessRemoteOperation(authToken).execute(client);
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}
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// notify Document Provider
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if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
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String authority = context.getResources().getString(R.string.document_provider_authority);
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Uri rootsUri = DocumentsContract.buildRootsUri(authority);
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context.getContentResolver().notifyChange(rootsUri, null);
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}
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return Result.SUCCESS;
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} else {
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return Result.FAILURE;
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}
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}
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private void unregisterPushNotifications(Context context, Account account, ArbitraryDataProvider arbitraryDataProvider) {
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String arbitraryDataPushString;
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if (!TextUtils.isEmpty(arbitraryDataPushString = arbitraryDataProvider.getValue(
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account, PushUtils.KEY_PUSH)) &&
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!TextUtils.isEmpty(context.getResources().getString(R.string.push_server_url))) {
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Gson gson = new Gson();
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PushConfigurationState pushArbitraryData = gson.fromJson(arbitraryDataPushString,
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PushConfigurationState.class);
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pushArbitraryData.setShouldBeDeleted(true);
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arbitraryDataProvider.storeOrUpdateKeyValue(account.name, PushUtils.KEY_PUSH,
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gson.toJson(pushArbitraryData));
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PushUtils.pushRegistrationToServer(userAccountManager, pushArbitraryData.getPushToken());
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}
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}
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private void remoceSyncedFolders(Context context, Account account, Clock clock) {
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SyncedFolderProvider syncedFolderProvider = new SyncedFolderProvider(context.getContentResolver(),
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AppPreferencesImpl.fromContext(context),
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clock);
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List<SyncedFolder> syncedFolders = syncedFolderProvider.getSyncedFolders();
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List<Long> syncedFolderIds = new ArrayList<>();
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for (SyncedFolder syncedFolder : syncedFolders) {
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if (syncedFolder.getAccount().equals(account.name)) {
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syncedFolderIds.add(syncedFolder.getId());
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}
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}
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syncedFolderProvider.deleteSyncFoldersForAccount(account);
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FilesystemDataProvider filesystemDataProvider = new FilesystemDataProvider(context.getContentResolver());
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for (long syncedFolderId : syncedFolderIds) {
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filesystemDataProvider.deleteAllEntriesForSyncedFolder(Long.toString(syncedFolderId));
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}
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}
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private void removeFiles(Account account, FileDataStorageManager storageManager) {
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File tempDir = new File(FileStorageUtils.getTemporalPath(account.name));
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File saveDir = new File(FileStorageUtils.getSavePath(account.name));
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FileStorageUtils.deleteRecursively(tempDir, storageManager);
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FileStorageUtils.deleteRecursively(saveDir, storageManager);
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}
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private void removeAccount(Account account, AccountManager accountManager) {
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try {
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AccountManagerFuture<Boolean> accountRemoval = accountManager.removeAccount(account, this, null);
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boolean removal = accountRemoval.getResult();
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if (!removal) {
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Log_OC.e(this, "Account removal of " + account.name + " failed!");
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}
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} catch (Exception e) {
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Log_OC.e(this, "Account removal of " + account.name + " failed!", e);
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}
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}
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@Nullable
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private OwnCloudClient createClient(Account account) {
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OwnCloudClient client = null;
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try {
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OwnCloudAccount ocAccount = new OwnCloudAccount(account, MainApp.getAppContext());
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client = OwnCloudClientManagerFactory.getDefaultSingleton().getClientFor(ocAccount,
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MainApp.getAppContext());
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} catch (Exception e) {
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Log_OC.e(this, "Could not create client", e);
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}
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return client;
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}
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@Override
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public void run(AccountManagerFuture<Boolean> future) {
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if (future.isDone()) {
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EventBus.getDefault().post(new AccountRemovedEvent());
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}
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}
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}
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