src/com/owncloud/android/files/FileOperationsHelper.java

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author masensio
   5  *   @author David A. Velasco
   6  *   Copyright (C) 2015 ownCloud Inc.
   7  *
   8  *   This program is free software: you can redistribute it and/or modify
   9  *   it under the terms of the GNU General Public License version 2,
  10  *   as published by the Free Software Foundation.
  11  *
  12  *   This program is distributed in the hope that it will be useful,
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *   GNU General Public License for more details.
  16  *
  17  *   You should have received a copy of the GNU General Public License
  18  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19  *
  20  */
  21
  22 package com.owncloud.android.files;
  23
  24 import org.apache.http.protocol.HTTP;
  25
  26 import android.accounts.Account;
  27 import android.accounts.AccountManager;
  28 import android.content.Intent;
  29 import android.net.Uri;
  30 import android.support.v4.app.DialogFragment;
  31 import android.webkit.MimeTypeMap;
  32 import android.widget.Toast;
  33
  34 import com.owncloud.android.R;
  35 import com.owncloud.android.datamodel.OCFile;
  36 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  37 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  38
  39 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  40 import com.owncloud.android.lib.common.network.WebdavUtils;
  41 import com.owncloud.android.lib.common.utils.Log_OC;
  42 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  43 import com.owncloud.android.services.OperationsService;
  44 import com.owncloud.android.ui.activity.FileActivity;
  45 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  46
  47 /**
  48  *
  49  */
  50 public class FileOperationsHelper {
  51
  52     private static final String TAG = FileOperationsHelper.class.getName();
  53
  54     private static final String FTAG_CHOOSER_DIALOG = "CHOOSER_DIALOG";
  55
  56     protected FileActivity mFileActivity = null;
  57
  58     /// Identifier of operation in progress which result shouldn't be lost
  59     private long mWaitingForOpId = Long.MAX_VALUE;
  60
  61     public FileOperationsHelper(FileActivity fileActivity) {
  62         mFileActivity = fileActivity;
  63     }
  64
  65
  66     public void openFile(OCFile file) {
  67         if (file != null) {
  68             String storagePath = file.getStoragePath();
  69             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
  70
  71             Intent intentForSavedMimeType = new Intent(Intent.ACTION_VIEW);
  72             intentForSavedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), file.getMimetype());
  73             intentForSavedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  74
  75             Intent intentForGuessedMimeType = null;
  76             if (storagePath.lastIndexOf('.') >= 0) {
  77                 String guessedMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
  78                 if (guessedMimeType != null && !guessedMimeType.equals(file.getMimetype())) {
  79                     intentForGuessedMimeType = new Intent(Intent.ACTION_VIEW);
  80                     intentForGuessedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), guessedMimeType);
  81                     intentForGuessedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  82                 }
  83             }
  84
  85             Intent chooserIntent = null;
  86             if (intentForGuessedMimeType != null) {
  87                 chooserIntent = Intent.createChooser(intentForGuessedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  88             } else {
  89                 chooserIntent = Intent.createChooser(intentForSavedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  90             }
  91
  92             mFileActivity.startActivity(chooserIntent);
  93
  94         } else {
  95             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
  96         }
  97     }
  98
  99
 100     public void shareFileWithLink(OCFile file) {
 101
 102         if (isSharedSupported()) {
 103             if (file != null) {
 104                 String link = "https://fake.url";
 105                 Intent intent = createShareWithLinkIntent(link);
 106                 String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 107                 DialogFragment chooserDialog = ShareLinkToDialog.newInstance(intent, packagesToExclude, file);
 108                 chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 109
 110             } else {
 111                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 112             }
 113
 114         } else {
 115             // Show a Message
 116             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 117             t.show();
 118         }
 119     }
 120
 121
 122     public void shareFileWithLinkToApp(OCFile file, String password, Intent sendIntent) {
 123
 124         if (file != null) {
 125             mFileActivity.showLoadingDialog();
 126
 127             Intent service = new Intent(mFileActivity, OperationsService.class);
 128             service.setAction(OperationsService.ACTION_CREATE_SHARE);
 129             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 130             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 131             service.putExtra(OperationsService.EXTRA_PASSWORD_SHARE, password);
 132             service.putExtra(OperationsService.EXTRA_SEND_INTENT, sendIntent);
 133             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 134
 135         } else {
 136             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 137         }
 138     }
 139
 140
 141     private Intent createShareWithLinkIntent(String link) {
 142         Intent intentToShareLink = new Intent(Intent.ACTION_SEND);
 143         intentToShareLink.putExtra(Intent.EXTRA_TEXT, link);
 144         intentToShareLink.setType(HTTP.PLAIN_TEXT_TYPE);
 145         return intentToShareLink;
 146     }
 147
 148
 149     /**
 150      *  @return 'True' if the server supports the Share API
 151      */
 152     public boolean isSharedSupported() {
 153         if (mFileActivity.getAccount() != null) {
 154             AccountManager accountManager = AccountManager.get(mFileActivity);
 155
 156             String version = accountManager.getUserData(mFileActivity.getAccount(), Constants.KEY_OC_VERSION);
 157             return (new OwnCloudVersion(version)).isSharedSupported();
 158         }
 159         return false;
 160     }
 161
 162
 163     public void unshareFileWithLink(OCFile file) {
 164
 165         if (isSharedSupported()) {
 166             // Unshare the file
 167             Intent service = new Intent(mFileActivity, OperationsService.class);
 168             service.setAction(OperationsService.ACTION_UNSHARE);
 169             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 170             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 171             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 172
 173             mFileActivity.showLoadingDialog();
 174
 175         } else {
 176             // Show a Message
 177             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 178             t.show();
 179
 180         }
 181     }
 182
 183     public void sendDownloadedFile(OCFile file) {
 184         if (file != null) {
 185             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 186             // set MimeType
 187             sendIntent.setType(file.getMimetype());
 188             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + file.getStoragePath()));
 189             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 190
 191             // Show dialog, without the own app
 192             String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 193             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 194             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 195
 196         } else {
 197             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 198         }
 199     }
 200
 201
 202     public void syncFile(OCFile file) {
 203
 204         if (!file.isFolder()){
 205             Intent intent = new Intent(mFileActivity, OperationsService.class);
 206             intent.setAction(OperationsService.ACTION_SYNC_FILE);
 207             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 208             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 209             intent.putExtra(OperationsService.EXTRA_SYNC_FILE_CONTENTS, true);
 210             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(intent);
 211             mFileActivity.showLoadingDialog();
 212
 213         } else {
 214             Intent intent = new Intent(mFileActivity, OperationsService.class);
 215             intent.setAction(OperationsService.ACTION_SYNC_FOLDER);
 216             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 217             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 218             mFileActivity.startService(intent);
 219         }
 220     }
 221
 222     public void renameFile(OCFile file, String newFilename) {
 223         // RenameFile
 224         Intent service = new Intent(mFileActivity, OperationsService.class);
 225         service.setAction(OperationsService.ACTION_RENAME);
 226         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 227         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 228         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 229         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 230
 231         mFileActivity.showLoadingDialog();
 232     }
 233
 234
 235     public void removeFile(OCFile file, boolean onlyLocalCopy) {
 236         // RemoveFile
 237         Intent service = new Intent(mFileActivity, OperationsService.class);
 238         service.setAction(OperationsService.ACTION_REMOVE);
 239         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 240         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 241         service.putExtra(OperationsService.EXTRA_REMOVE_ONLY_LOCAL, onlyLocalCopy);
 242         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 243
 244         mFileActivity.showLoadingDialog();
 245     }
 246
 247
 248     public void createFolder(String remotePath, boolean createFullPath) {
 249         // Create Folder
 250         Intent service = new Intent(mFileActivity, OperationsService.class);
 251         service.setAction(OperationsService.ACTION_CREATE_FOLDER);
 252         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 253         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 254         service.putExtra(OperationsService.EXTRA_CREATE_FULL_PATH, createFullPath);
 255         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 256
 257         mFileActivity.showLoadingDialog();
 258     }
 259
 260     /**
 261      * Cancel the transference in downloads (files/folders) and file uploads
 262      * @param file OCFile
 263      */
 264     public void cancelTransference(OCFile file) {
 265         Account account = mFileActivity.getAccount();
 266         if (file.isFolder()) {
 267             OperationsService.OperationsServiceBinder opsBinder = mFileActivity.getOperationsServiceBinder();
 268             if (opsBinder != null) {
 269                 opsBinder.cancel(account, file);
 270             }
 271         }
 272
 273         // for both files and folders
 274         FileDownloaderBinder downloaderBinder = mFileActivity.getFileDownloaderBinder();
 275         FileUploaderBinder uploaderBinder = mFileActivity.getFileUploaderBinder();
 276         if (downloaderBinder != null && downloaderBinder.isDownloading(account, file)) {
 277             downloaderBinder.cancel(account, file);
 278
 279             // TODO - review why is this here, and solve in a better way
 280             // Remove etag for parent, if file is a keep_in_sync
 281             if (file.keepInSync()) {
 282                 OCFile parent = mFileActivity.getStorageManager().getFileById(file.getParentId());
 283                 parent.setEtag("");
 284                 mFileActivity.getStorageManager().saveFile(parent);
 285             }
 286
 287         } else if (uploaderBinder != null && uploaderBinder.isUploading(account, file)) {
 288             uploaderBinder.cancel(account, file);
 289         }
 290     }
 291
 292     /**
 293      * Start move file operation
 294      * @param newfile           File where it is going to be moved
 295      * @param currentFile       File with the previous info
 296      */
 297     public void moveFile(OCFile newfile, OCFile currentFile) {
 298         // Move files
 299         Intent service = new Intent(mFileActivity, OperationsService.class);
 300         service.setAction(OperationsService.ACTION_MOVE_FILE);
 301         service.putExtra(OperationsService.EXTRA_NEW_PARENT_PATH, newfile.getRemotePath());
 302         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, currentFile.getRemotePath());
 303         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 304         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 305
 306         mFileActivity.showLoadingDialog();
 307     }
 308
 309
 310     public long getOpIdWaitingFor() {
 311         return mWaitingForOpId;
 312     }
 313
 314
 315     public void setOpIdWaitingFor(long waitingForOpId) {
 316         mWaitingForOpId = waitingForOpId;
 317     }
 318
 319
 320 }