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

   1 /* ownCloud Android client application
   2  *
   3  *   @author masensio
   4  *   @author David A. Velasco
   5  *   Copyright (C) 2012-2015 ownCloud Inc.
   6  *
   7  *   This program is free software: you can redistribute it and/or modify
   8  *   it under the terms of the GNU General Public License version 2,
   9  *   as published by the Free Software Foundation.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 package com.owncloud.android.files;
  22
  23 import org.apache.http.protocol.HTTP;
  24
  25 import android.accounts.Account;
  26 import android.accounts.AccountManager;
  27 import android.content.Intent;
  28 import android.net.Uri;
  29 import android.support.v4.app.DialogFragment;
  30 import android.webkit.MimeTypeMap;
  31 import android.widget.Toast;
  32
  33 import com.owncloud.android.R;
  34 import com.owncloud.android.datamodel.OCFile;
  35 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  36 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  37
  38 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  39 import com.owncloud.android.lib.common.network.WebdavUtils;
  40 import com.owncloud.android.lib.common.utils.Log_OC;
  41 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  42 import com.owncloud.android.services.OperationsService;
  43 import com.owncloud.android.ui.activity.FileActivity;
  44 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  45
  46 /**
  47  *
  48  */
  49 public class FileOperationsHelper {
  50
  51     private static final String TAG = FileOperationsHelper.class.getName();
  52
  53     private static final String FTAG_CHOOSER_DIALOG = "CHOOSER_DIALOG";
  54
  55     protected FileActivity mFileActivity = null;
  56
  57     /// Identifier of operation in progress which result shouldn't be lost
  58     private long mWaitingForOpId = Long.MAX_VALUE;
  59
  60     public FileOperationsHelper(FileActivity fileActivity) {
  61         mFileActivity = fileActivity;
  62     }
  63
  64
  65     public void openFile(OCFile file) {
  66         if (file != null) {
  67             String storagePath = file.getStoragePath();
  68             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
  69
  70             Intent intentForSavedMimeType = new Intent(Intent.ACTION_VIEW);
  71             intentForSavedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), file.getMimetype());
  72             intentForSavedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  73
  74             Intent intentForGuessedMimeType = null;
  75             if (storagePath.lastIndexOf('.') >= 0) {
  76                 String guessedMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
  77                 if (guessedMimeType != null && !guessedMimeType.equals(file.getMimetype())) {
  78                     intentForGuessedMimeType = new Intent(Intent.ACTION_VIEW);
  79                     intentForGuessedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), guessedMimeType);
  80                     intentForGuessedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  81                 }
  82             }
  83
  84             Intent chooserIntent = null;
  85             if (intentForGuessedMimeType != null) {
  86                 chooserIntent = Intent.createChooser(intentForGuessedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  87             } else {
  88                 chooserIntent = Intent.createChooser(intentForSavedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  89             }
  90
  91             mFileActivity.startActivity(chooserIntent);
  92
  93         } else {
  94             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
  95         }
  96     }
  97
  98
  99     public void shareFileWithLink(OCFile file) {
 100
 101         if (isSharedSupported()) {
 102             if (file != null) {
 103                 String link = "https://fake.url";
 104                 Intent intent = createShareWithLinkIntent(link);
 105                 String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 106                 DialogFragment chooserDialog = ShareLinkToDialog.newInstance(intent, packagesToExclude, file);
 107                 chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 108
 109             } else {
 110                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 111             }
 112
 113         } else {
 114             // Show a Message
 115             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 116             t.show();
 117         }
 118     }
 119
 120
 121     public void shareFileWithLinkToApp(OCFile file, Intent sendIntent) {
 122
 123         if (file != null) {
 124             mFileActivity.showLoadingDialog();
 125
 126             Intent service = new Intent(mFileActivity, OperationsService.class);
 127             service.setAction(OperationsService.ACTION_CREATE_SHARE);
 128             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 129             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 130             service.putExtra(OperationsService.EXTRA_SEND_INTENT, sendIntent);
 131             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 132
 133         } else {
 134             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 135         }
 136     }
 137
 138
 139     private Intent createShareWithLinkIntent(String link) {
 140         Intent intentToShareLink = new Intent(Intent.ACTION_SEND);
 141         intentToShareLink.putExtra(Intent.EXTRA_TEXT, link);
 142         intentToShareLink.setType(HTTP.PLAIN_TEXT_TYPE);
 143         return intentToShareLink;
 144     }
 145
 146
 147     /**
 148      *  @return 'True' if the server supports the Share API
 149      */
 150     public boolean isSharedSupported() {
 151         if (mFileActivity.getAccount() != null) {
 152             AccountManager accountManager = AccountManager.get(mFileActivity);
 153
 154             String version = accountManager.getUserData(mFileActivity.getAccount(), Constants.KEY_OC_VERSION);
 155             return (new OwnCloudVersion(version)).isSharedSupported();
 156         }
 157         return false;
 158     }
 159
 160
 161     public void unshareFileWithLink(OCFile file) {
 162
 163         if (isSharedSupported()) {
 164             // Unshare the file
 165             Intent service = new Intent(mFileActivity, OperationsService.class);
 166             service.setAction(OperationsService.ACTION_UNSHARE);
 167             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 168             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 169             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 170
 171             mFileActivity.showLoadingDialog();
 172
 173         } else {
 174             // Show a Message
 175             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 176             t.show();
 177
 178         }
 179     }
 180
 181     public void sendDownloadedFile(OCFile file) {
 182         if (file != null) {
 183             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 184             // set MimeType
 185             sendIntent.setType(file.getMimetype());
 186             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + file.getStoragePath()));
 187             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 188
 189             // Show dialog, without the own app
 190             String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 191             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 192             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 193
 194         } else {
 195             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 196         }
 197     }
 198
 199
 200     public void syncFile(OCFile file) {
 201
 202         if (!file.isFolder()){
 203             Intent intent = new Intent(mFileActivity, OperationsService.class);
 204             intent.setAction(OperationsService.ACTION_SYNC_FILE);
 205             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 206             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 207             intent.putExtra(OperationsService.EXTRA_SYNC_FILE_CONTENTS, true);
 208             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(intent);
 209             mFileActivity.showLoadingDialog();
 210
 211         } else {
 212             Intent intent = new Intent(mFileActivity, OperationsService.class);
 213             intent.setAction(OperationsService.ACTION_SYNC_FOLDER);
 214             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 215             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 216             mFileActivity.startService(intent);
 217         }
 218     }
 219
 220     public void renameFile(OCFile file, String newFilename) {
 221         // RenameFile
 222         Intent service = new Intent(mFileActivity, OperationsService.class);
 223         service.setAction(OperationsService.ACTION_RENAME);
 224         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 225         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 226         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 227         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 228
 229         mFileActivity.showLoadingDialog();
 230     }
 231
 232
 233     public void removeFile(OCFile file, boolean onlyLocalCopy) {
 234         // RemoveFile
 235         Intent service = new Intent(mFileActivity, OperationsService.class);
 236         service.setAction(OperationsService.ACTION_REMOVE);
 237         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 238         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 239         service.putExtra(OperationsService.EXTRA_REMOVE_ONLY_LOCAL, onlyLocalCopy);
 240         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 241
 242         mFileActivity.showLoadingDialog();
 243     }
 244
 245
 246     public void createFolder(String remotePath, boolean createFullPath) {
 247         // Create Folder
 248         Intent service = new Intent(mFileActivity, OperationsService.class);
 249         service.setAction(OperationsService.ACTION_CREATE_FOLDER);
 250         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 251         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 252         service.putExtra(OperationsService.EXTRA_CREATE_FULL_PATH, createFullPath);
 253         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 254
 255         mFileActivity.showLoadingDialog();
 256     }
 257
 258     /**
 259      * Cancel the transference in downloads (files/folders) and file uploads
 260      * @param file OCFile
 261      */
 262     public void cancelTransference(OCFile file) {
 263         Account account = mFileActivity.getAccount();
 264         if (file.isFolder()) {
 265             OperationsService.OperationsServiceBinder opsBinder = mFileActivity.getOperationsServiceBinder();
 266             if (opsBinder != null) {
 267                 opsBinder.cancel(account, file);
 268             }
 269         }
 270
 271         // for both files and folders
 272         FileDownloaderBinder downloaderBinder = mFileActivity.getFileDownloaderBinder();
 273         FileUploaderBinder uploaderBinder = mFileActivity.getFileUploaderBinder();
 274         if (downloaderBinder != null && downloaderBinder.isDownloading(account, file)) {
 275             downloaderBinder.cancel(account, file);
 276
 277             // TODO - review why is this here, and solve in a better way
 278             // Remove etag for parent, if file is a keep_in_sync
 279             if (file.keepInSync()) {
 280                 OCFile parent = mFileActivity.getStorageManager().getFileById(file.getParentId());
 281                 parent.setEtag("");
 282                 mFileActivity.getStorageManager().saveFile(parent);
 283             }
 284
 285         } else if (uploaderBinder != null && uploaderBinder.isUploading(account, file)) {
 286             uploaderBinder.cancel(account, file);
 287         }
 288     }
 289
 290     /**
 291      * Start move file operation
 292      * @param newfile           File where it is going to be moved
 293      * @param currentFile       File with the previous info
 294      */
 295     public void moveFile(OCFile newfile, OCFile currentFile) {
 296         // Move files
 297         Intent service = new Intent(mFileActivity, OperationsService.class);
 298         service.setAction(OperationsService.ACTION_MOVE_FILE);
 299         service.putExtra(OperationsService.EXTRA_NEW_PARENT_PATH, newfile.getRemotePath());
 300         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, currentFile.getRemotePath());
 301         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 302         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 303
 304         mFileActivity.showLoadingDialog();
 305     }
 306
 307
 308     public long getOpIdWaitingFor() {
 309         return mWaitingForOpId;
 310     }
 311
 312
 313     public void setOpIdWaitingFor(long waitingForOpId) {
 314         mWaitingForOpId = waitingForOpId;
 315     }
 316
 317
 318 }