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

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012-2014 ownCloud Inc.
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License version 2,
   6  *   as published by the Free Software Foundation.
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details.
  12  *
  13  *   You should have received a copy of the GNU General Public License
  14  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17
  18 package com.owncloud.android.files;
  19
  20 import org.apache.http.protocol.HTTP;
  21
  22 import android.accounts.Account;
  23 import android.accounts.AccountManager;
  24 import android.content.Intent;
  25 import android.net.Uri;
  26 import android.support.v4.app.DialogFragment;
  27 import android.webkit.MimeTypeMap;
  28 import android.widget.Toast;
  29
  30 import com.owncloud.android.R;
  31 import com.owncloud.android.datamodel.OCFile;
  32 import com.owncloud.android.files.services.FileDownloader;
  33 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  34 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  35
  36 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  37 import com.owncloud.android.lib.common.network.WebdavUtils;
  38 import com.owncloud.android.lib.common.utils.Log_OC;
  39 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  40 import com.owncloud.android.services.OperationsService;
  41 import com.owncloud.android.ui.activity.FileActivity;
  42 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  43
  44 /**
  45  *
  46  * @author masensio
  47  * @author David A. Velasco
  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             /*
 213             // Add files recursivly
 214             FileDataStorageManager storageManager = mFileActivity.getStorageManager();
 215             filesList.addAll(storageManager.getFolderContent(file));
 216             boolean newfiles;
 217             do {
 218                 Vector<OCFile> tmpFolders = new Vector<OCFile>();
 219                 for (OCFile tmpfile : filesList) {
 220                     if (tmpfile.isFolder()) {
 221                         tmpFolders.add(tmpfile);
 222                     }
 223                 }
 224                 if (tmpFolders.isEmpty()){
 225                     newfiles = false;
 226                 }else {
 227                     for(OCFile tmpFolder : tmpFolders){
 228                         filesList.remove(tmpFolder);
 229                         filesList.addAll(storageManager.getFolderContent(tmpFolder));
 230                     }
 231                     newfiles = true;
 232                 }
 233             } while(newfiles);
 234             */
 235             Intent intent = new Intent(mFileActivity, OperationsService.class);
 236             intent.setAction(OperationsService.ACTION_SYNC_FOLDER);
 237             intent.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 238             intent.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 239             mFileActivity.startService(intent);   // reevaluating: with or without Binder?
 240             //mFileActivity.getOperationsServiceBinder().queueNewOperation(intent);
 241         }
 242     }
 243
 244     public void renameFile(OCFile file, String newFilename) {
 245         // RenameFile
 246         Intent service = new Intent(mFileActivity, OperationsService.class);
 247         service.setAction(OperationsService.ACTION_RENAME);
 248         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 249         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 250         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 251         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 252
 253         mFileActivity.showLoadingDialog();
 254     }
 255
 256
 257     public void removeFile(OCFile file, boolean onlyLocalCopy) {
 258         // RemoveFile
 259         Intent service = new Intent(mFileActivity, OperationsService.class);
 260         service.setAction(OperationsService.ACTION_REMOVE);
 261         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 262         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 263         service.putExtra(OperationsService.EXTRA_REMOVE_ONLY_LOCAL, onlyLocalCopy);
 264         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 265
 266         mFileActivity.showLoadingDialog();
 267     }
 268
 269
 270     public void createFolder(String remotePath, boolean createFullPath) {
 271         // Create Folder
 272         Intent service = new Intent(mFileActivity, OperationsService.class);
 273         service.setAction(OperationsService.ACTION_CREATE_FOLDER);
 274         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 275         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 276         service.putExtra(OperationsService.EXTRA_CREATE_FULL_PATH, createFullPath);
 277         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 278
 279         mFileActivity.showLoadingDialog();
 280     }
 281
 282     /**
 283      * Cancel the transference in downloads (files/folders) and file uploads
 284      * @param file OCFile
 285      */
 286     public void cancelTransference(OCFile file) {
 287         Account account = mFileActivity.getAccount();
 288         if (!file.isFolder()) {
 289             FileDownloaderBinder downloaderBinder = mFileActivity.getFileDownloaderBinder();
 290             FileUploaderBinder uploaderBinder = mFileActivity.getFileUploaderBinder();
 291             if (downloaderBinder != null && downloaderBinder.isDownloading(account, file)) {
 292                 // Remove etag for parent, if file is a keep_in_sync
 293                 if (file.keepInSync()) {
 294                     OCFile parent = mFileActivity.getStorageManager().getFileById(file.getParentId());
 295                     parent.setEtag("");
 296                     mFileActivity.getStorageManager().saveFile(parent);
 297                 }
 298
 299                 downloaderBinder.cancel(account, file);
 300
 301             } else if (uploaderBinder != null && uploaderBinder.isUploading(account, file)) {
 302                 uploaderBinder.cancel(account, file);
 303             }
 304         } else {
 305             Intent intent = new Intent(mFileActivity, OperationsService.class);
 306             intent.setAction(OperationsService.ACTION_CANCEL_SYNC_FOLDER);
 307             intent.putExtra(OperationsService.EXTRA_ACCOUNT, account);
 308             intent.putExtra(OperationsService.EXTRA_FILE, file);
 309             mFileActivity.startService(intent);
 310
 311         }
 312     }
 313
 314     /**
 315      * Start move file operation
 316      * @param newfile           File where it is going to be moved
 317      * @param currentFile       File with the previous info
 318      */
 319     public void moveFile(OCFile newfile, OCFile currentFile) {
 320         // Move files
 321         Intent service = new Intent(mFileActivity, OperationsService.class);
 322         service.setAction(OperationsService.ACTION_MOVE_FILE);
 323         service.putExtra(OperationsService.EXTRA_NEW_PARENT_PATH, newfile.getRemotePath());
 324         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, currentFile.getRemotePath());
 325         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 326         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().queueNewOperation(service);
 327
 328         mFileActivity.showLoadingDialog();
 329     }
 330
 331
 332     public long getOpIdWaitingFor() {
 333         return mWaitingForOpId;
 334     }
 335
 336
 337     public void setOpIdWaitingFor(long waitingForOpId) {
 338         mWaitingForOpId = waitingForOpId;
 339     }
 340
 341
 342 }