/** * ownCloud Android client application * * @author David A. Velasco * Copyright (C) 2011 Bartek Przybylski * Copyright (C) 2016 ownCloud Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2, * as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see . * */ package com.owncloud.android.ui.activity; import android.accounts.Account; import android.accounts.AccountManager; import android.accounts.AuthenticatorException; import android.content.ComponentName; import android.content.Context; import android.content.Intent; import android.content.ServiceConnection; import android.os.Bundle; import android.os.Handler; import android.os.IBinder; import android.support.v4.app.Fragment; import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.widget.Toast; import com.owncloud.android.MainApp; import com.owncloud.android.R; import com.owncloud.android.authentication.AccountUtils; import com.owncloud.android.authentication.AuthenticatorActivity; import com.owncloud.android.datamodel.OCFile; import com.owncloud.android.files.services.FileDownloader; import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder; import com.owncloud.android.files.services.FileUploader; import com.owncloud.android.files.services.FileUploader.FileUploaderBinder; import com.owncloud.android.lib.common.OwnCloudAccount; import com.owncloud.android.lib.common.OwnCloudClient; import com.owncloud.android.lib.common.OwnCloudClientManagerFactory; import com.owncloud.android.lib.common.OwnCloudCredentials; import com.owncloud.android.lib.common.network.CertificateCombinedException; import com.owncloud.android.lib.common.operations.OnRemoteOperationListener; import com.owncloud.android.lib.common.operations.RemoteOperation; import com.owncloud.android.lib.common.operations.RemoteOperationResult; import com.owncloud.android.lib.common.operations.RemoteOperationResult.ResultCode; import com.owncloud.android.lib.common.utils.Log_OC; import com.owncloud.android.operations.CreateShareWithShareeOperation; import com.owncloud.android.operations.GetSharesForFileOperation; import com.owncloud.android.operations.SynchronizeFileOperation; import com.owncloud.android.operations.SynchronizeFolderOperation; import com.owncloud.android.operations.UnshareOperation; import com.owncloud.android.operations.UpdateSharePermissionsOperation; import com.owncloud.android.operations.UpdateShareViaLinkOperation; import com.owncloud.android.services.OperationsService; import com.owncloud.android.services.OperationsService.OperationsServiceBinder; import com.owncloud.android.ui.dialog.ConfirmationDialogFragment; import com.owncloud.android.ui.dialog.LoadingDialog; import com.owncloud.android.ui.dialog.SslUntrustedCertDialog; import com.owncloud.android.ui.helpers.FileOperationsHelper; import com.owncloud.android.utils.ErrorMessageAdapter; /** * Activity with common behaviour for activities handling {@link OCFile}s in ownCloud {@link Account}s . */ public abstract class FileActivity extends DrawerActivity implements OnRemoteOperationListener, ComponentsGetter, SslUntrustedCertDialog.OnSslUntrustedCertListener { public static final String EXTRA_FILE = "com.owncloud.android.ui.activity.FILE"; public static final String EXTRA_ACCOUNT = "com.owncloud.android.ui.activity.ACCOUNT"; public static final String EXTRA_FROM_NOTIFICATION = "com.owncloud.android.ui.activity.FROM_NOTIFICATION"; public static final String TAG = FileActivity.class.getSimpleName(); private static final String DIALOG_WAIT_TAG = "DIALOG_WAIT"; private static final String KEY_WAITING_FOR_OP_ID = "WAITING_FOR_OP_ID"; private static final String KEY_ACTION_BAR_TITLE = "ACTION_BAR_TITLE"; public static final int REQUEST_CODE__UPDATE_CREDENTIALS = 0; public static final int REQUEST_CODE__LAST_SHARED = REQUEST_CODE__UPDATE_CREDENTIALS; protected static final long DELAY_TO_REQUEST_OPERATIONS_LATER = 200; /* Dialog tags */ private static final String DIALOG_UNTRUSTED_CERT = "DIALOG_UNTRUSTED_CERT"; private static final String DIALOG_CERT_NOT_SAVED = "DIALOG_CERT_NOT_SAVED"; /** Main {@link OCFile} handled by the activity.*/ private OCFile mFile; /** Flag to signal if the activity is launched by a notification */ private boolean mFromNotification; /** Messages handler associated to the main thread and the life cycle of the activity */ private Handler mHandler; private FileOperationsHelper mFileOperationsHelper; private ServiceConnection mOperationsServiceConnection = null; private OperationsServiceBinder mOperationsServiceBinder = null; private boolean mResumed = false; protected FileDownloaderBinder mDownloaderBinder = null; protected FileUploaderBinder mUploaderBinder = null; private ServiceConnection mDownloadServiceConnection, mUploadServiceConnection = null; @Override public void showFiles(boolean onDeviceOnly) { // must be specialized in subclasses MainApp.showOnlyFilesOnDevice(onDeviceOnly); } /** * Loads the ownCloud {@link Account} and main {@link OCFile} to be handled by the instance of * the {@link FileActivity}. * * Grants that a valid ownCloud {@link Account} is associated to the instance, or that the user * is requested to create a new one. */ @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); mHandler = new Handler(); mFileOperationsHelper = new FileOperationsHelper(this); Account account = null; if(savedInstanceState != null) { mFile = savedInstanceState.getParcelable(FileActivity.EXTRA_FILE); mFromNotification = savedInstanceState.getBoolean(FileActivity.EXTRA_FROM_NOTIFICATION); mFileOperationsHelper.setOpIdWaitingFor( savedInstanceState.getLong(KEY_WAITING_FOR_OP_ID, Long.MAX_VALUE) ); if (getSupportActionBar() != null) { getSupportActionBar().setTitle(savedInstanceState.getString(KEY_ACTION_BAR_TITLE)); } } else { account = getIntent().getParcelableExtra(FileActivity.EXTRA_ACCOUNT); mFile = getIntent().getParcelableExtra(FileActivity.EXTRA_FILE); mFromNotification = getIntent().getBooleanExtra(FileActivity.EXTRA_FROM_NOTIFICATION, false); } Thread t = new Thread(new Runnable() { @Override public void run() { // best place, before any access to AccountManager or database AccountUtils.updateAccountVersion(getApplicationContext()); } }); t.start(); setAccount(account, savedInstanceState != null); mOperationsServiceConnection = new OperationsServiceConnection(); bindService(new Intent(this, OperationsService.class), mOperationsServiceConnection, Context.BIND_AUTO_CREATE); mDownloadServiceConnection = newTransferenceServiceConnection(); if (mDownloadServiceConnection != null) { bindService(new Intent(this, FileDownloader.class), mDownloadServiceConnection, Context.BIND_AUTO_CREATE); } mUploadServiceConnection = newTransferenceServiceConnection(); if (mUploadServiceConnection != null) { bindService(new Intent(this, FileUploader.class), mUploadServiceConnection, Context.BIND_AUTO_CREATE); } } @Override protected void onStart() { super.onStart(); fetchExternalLinks(false); } @Override protected void onResume() { super.onResume(); mResumed = true; if (mOperationsServiceBinder != null) { doOnResumeAndBound(); } } @Override protected void onPause() { if (mOperationsServiceBinder != null) { mOperationsServiceBinder.removeOperationListener(this); } mResumed = false; super.onPause(); } @Override protected void onDestroy() { if (mOperationsServiceConnection != null) { unbindService(mOperationsServiceConnection); mOperationsServiceBinder = null; } if (mDownloadServiceConnection != null) { unbindService(mDownloadServiceConnection); mDownloadServiceConnection = null; } if (mUploadServiceConnection != null) { unbindService(mUploadServiceConnection); mUploadServiceConnection = null; } super.onDestroy(); } /** * {@inheritDoc} */ @Override protected void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); outState.putParcelable(FileActivity.EXTRA_FILE, mFile); outState.putBoolean(FileActivity.EXTRA_FROM_NOTIFICATION, mFromNotification); outState.putLong(KEY_WAITING_FOR_OP_ID, mFileOperationsHelper.getOpIdWaitingFor()); if(getSupportActionBar() != null && getSupportActionBar().getTitle() != null) { // Null check in case the actionbar is used in ActionBar.NAVIGATION_MODE_LIST // since it doesn't have a title then outState.putString(KEY_ACTION_BAR_TITLE, getSupportActionBar().getTitle().toString()); } } /** * Getter for the main {@link OCFile} handled by the activity. * * @return Main {@link OCFile} handled by the activity. */ public OCFile getFile() { return mFile; } /** * Setter for the main {@link OCFile} handled by the activity. * * @param file Main {@link OCFile} to be handled by the activity. */ public void setFile(OCFile file) { mFile = file; } /** * @return Value of mFromNotification: True if the Activity is launched by a notification */ public boolean fromNotification() { return mFromNotification; } public OperationsServiceBinder getOperationsServiceBinder() { return mOperationsServiceBinder; } protected ServiceConnection newTransferenceServiceConnection() { return null; } public OnRemoteOperationListener getRemoteOperationListener() { return this; } public Handler getHandler() { return mHandler; } public FileOperationsHelper getFileOperationsHelper() { return mFileOperationsHelper; } /** * * @param operation Operation performed. * @param result Result of the removal. */ @Override public void onRemoteOperationFinish(RemoteOperation operation, RemoteOperationResult result) { Log_OC.d(TAG, "Received result of operation in FileActivity - common behaviour for all the " + "FileActivities "); mFileOperationsHelper.setOpIdWaitingFor(Long.MAX_VALUE); dismissLoadingDialog(); if (!result.isSuccess() && ( result.getCode() == ResultCode.UNAUTHORIZED || (result.isException() && result.getException() instanceof AuthenticatorException) )) { requestCredentialsUpdate(this); if (result.getCode() == ResultCode.UNAUTHORIZED) { Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), Toast.LENGTH_LONG); t.show(); } } else if (!result.isSuccess() && ResultCode.SSL_RECOVERABLE_PEER_UNVERIFIED.equals(result.getCode())) { showUntrustedCertDialog(result); } else if (operation == null || operation instanceof CreateShareWithShareeOperation || operation instanceof UnshareOperation || operation instanceof SynchronizeFolderOperation || operation instanceof UpdateShareViaLinkOperation || operation instanceof UpdateSharePermissionsOperation ) { if (result.isSuccess()) { updateFileFromDB(); } else if (result.getCode() != ResultCode.CANCELLED) { Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), Toast.LENGTH_LONG); t.show(); } } else if (operation instanceof SynchronizeFileOperation) { onSynchronizeFileOperationFinish((SynchronizeFileOperation) operation, result); } else if (operation instanceof GetSharesForFileOperation) { if (result.isSuccess() || result.getCode() == ResultCode.SHARE_NOT_FOUND) { updateFileFromDB(); } else { Toast t = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), Toast.LENGTH_LONG); t.show(); } } } /** * Invalidates the credentials stored for the current OC account and requests new credentials to the user, * navigating to {@link AuthenticatorActivity} * * Equivalent to call requestCredentialsUpdate(context, null); * * @param context Android Context needed to access the {@link AccountManager}. Received as a parameter * to make the method accessible to {@link android.content.BroadcastReceiver}s. */ protected void requestCredentialsUpdate(Context context) { requestCredentialsUpdate(context, null); } /** * Invalidates the credentials stored for the given OC account and requests new credentials to the user, * navigating to {@link AuthenticatorActivity} * * @param context Android Context needed to access the {@link AccountManager}. Received as a parameter * to make the method accessible to {@link android.content.BroadcastReceiver}s. * @param account Stored OC account to request credentials update for. If null, current account will * be used. */ protected void requestCredentialsUpdate(Context context, Account account) { try { /// step 1 - invalidate credentials of current account if (account == null) { account = getAccount(); } OwnCloudClient client; OwnCloudAccount ocAccount = new OwnCloudAccount(account, context); client = (OwnCloudClientManagerFactory.getDefaultSingleton(). removeClientFor(ocAccount)); if (client != null) { OwnCloudCredentials cred = client.getCredentials(); if (cred != null) { AccountManager am = AccountManager.get(context); if (cred.authTokenExpires()) { am.invalidateAuthToken( account.type, cred.getAuthToken() ); } else { am.clearPassword(account); } } } /// step 2 - request credentials to user Intent updateAccountCredentials = new Intent(this, AuthenticatorActivity.class); updateAccountCredentials.putExtra(AuthenticatorActivity.EXTRA_ACCOUNT, account); updateAccountCredentials.putExtra( AuthenticatorActivity.EXTRA_ACTION, AuthenticatorActivity.ACTION_UPDATE_EXPIRED_TOKEN); updateAccountCredentials.addFlags(Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS); startActivityForResult(updateAccountCredentials, REQUEST_CODE__UPDATE_CREDENTIALS); } catch (com.owncloud.android.lib.common.accounts.AccountUtils.AccountNotFoundException e) { Toast.makeText(context, R.string.auth_account_does_not_exist, Toast.LENGTH_SHORT).show(); } } /** * Show untrusted cert dialog */ public void showUntrustedCertDialog(RemoteOperationResult result) { // Show a dialog with the certificate info FragmentManager fm = getSupportFragmentManager(); SslUntrustedCertDialog dialog = (SslUntrustedCertDialog) fm.findFragmentByTag(DIALOG_UNTRUSTED_CERT); if(dialog == null) { dialog = SslUntrustedCertDialog.newInstanceForFullSslError( (CertificateCombinedException) result.getException()); FragmentTransaction ft = fm.beginTransaction(); dialog.show(ft, DIALOG_UNTRUSTED_CERT); } } private void onSynchronizeFileOperationFinish(SynchronizeFileOperation operation, RemoteOperationResult result) { OCFile syncedFile = operation.getLocalFile(); if (!result.isSuccess()) { if (result.getCode() == ResultCode.SYNC_CONFLICT) { Intent i = new Intent(this, ConflictsResolveActivity.class); i.putExtra(ConflictsResolveActivity.EXTRA_FILE, syncedFile); i.putExtra(ConflictsResolveActivity.EXTRA_ACCOUNT, getAccount()); startActivity(i); } } else { if (!operation.transferWasRequested()) { Toast msg = Toast.makeText(this, ErrorMessageAdapter.getErrorCauseMessage(result, operation, getResources()), Toast.LENGTH_LONG); msg.show(); } supportInvalidateOptionsMenu(); } } protected void updateFileFromDB(){ OCFile file = getFile(); if (file != null) { file = getStorageManager().getFileByPath(file.getRemotePath()); setFile(file); } } /** * Show loading dialog */ public void showLoadingDialog(String message) { // grant that only one waiting dialog is shown dismissLoadingDialog(); // Construct dialog Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG); if (frag == null) { Log_OC.d(TAG, "show loading dialog"); LoadingDialog loading = LoadingDialog.newInstance(message); FragmentManager fm = getSupportFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); loading.show(ft, DIALOG_WAIT_TAG); fm.executePendingTransactions(); } } /** * Dismiss loading dialog */ public void dismissLoadingDialog() { Fragment frag = getSupportFragmentManager().findFragmentByTag(DIALOG_WAIT_TAG); if (frag != null) { Log_OC.d(TAG, "dismiss loading dialog"); LoadingDialog loading = (LoadingDialog) frag; loading.dismissAllowingStateLoss(); } } private void doOnResumeAndBound() { mOperationsServiceBinder.addOperationListener(FileActivity.this, mHandler); long waitingForOpId = mFileOperationsHelper.getOpIdWaitingFor(); if (waitingForOpId <= Integer.MAX_VALUE) { boolean wait = mOperationsServiceBinder.dispatchResultIfFinished((int)waitingForOpId, this); if (!wait ) { dismissLoadingDialog(); } } } /** * Implements callback methods for service binding. Passed as a parameter to { */ private class OperationsServiceConnection implements ServiceConnection { @Override public void onServiceConnected(ComponentName component, IBinder service) { if (component.equals(new ComponentName(FileActivity.this, OperationsService.class))) { Log_OC.d(TAG, "Operations service connected"); mOperationsServiceBinder = (OperationsServiceBinder) service; /*if (!mOperationsServiceBinder.isPerformingBlockingOperation()) { dismissLoadingDialog(); }*/ if (mResumed) { doOnResumeAndBound(); } } else { return; } } @Override public void onServiceDisconnected(ComponentName component) { if (component.equals(new ComponentName(FileActivity.this, OperationsService.class))) { Log_OC.d(TAG, "Operations service disconnected"); mOperationsServiceBinder = null; // TODO whatever could be waiting for the service is unbound } } } @Override public FileDownloaderBinder getFileDownloaderBinder() { return mDownloaderBinder; } @Override public FileUploaderBinder getFileUploaderBinder() { return mUploaderBinder; } @Override public void restart(){ Intent i = new Intent(this, FileDisplayActivity.class); i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP); startActivity(i); fetchExternalLinks(false); } protected OCFile getCurrentDir() { OCFile file = getFile(); if (file != null) { if (file.isFolder()) { return file; } else if (getStorageManager() != null) { String parentPath = file.getParentRemotePath(); return getStorageManager().getFileByPath(parentPath); } } return null; } /* OnSslUntrustedCertListener methods */ @Override public void onSavedCertificate() { // Nothing to do in this context } @Override public void onFailedSavingCertificate() { ConfirmationDialogFragment dialog = ConfirmationDialogFragment.newInstance( R.string.ssl_validator_not_saved, new String[]{}, 0, R.string.common_ok, -1, -1 ); dialog.show(getSupportFragmentManager(), DIALOG_CERT_NOT_SAVED); } @Override public void onCancelCertificate() { // nothing to do } }