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.FileDownloaderBinder;
  33 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  34
  35 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  36 import com.owncloud.android.lib.common.network.WebdavUtils;
  37 import com.owncloud.android.lib.common.utils.Log_OC;
  38 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  39 import com.owncloud.android.services.OperationsService;
  40 import com.owncloud.android.ui.activity.FileActivity;
  41 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  42
  43 /**
  44  *
  45  * @author masensio
  46  * @author David A. Velasco
  47  */
  48 public class FileOperationsHelper {
  49
  50     private static final String TAG = FileOperationsHelper.class.getName();
  51
  52     private static final String FTAG_CHOOSER_DIALOG = "CHOOSER_DIALOG";
  53
  54     protected FileActivity mFileActivity = null;
  55
  56     /// Identifier of operation in progress which result shouldn't be lost
  57     private long mWaitingForOpId = Long.MAX_VALUE;
  58
  59     public FileOperationsHelper(FileActivity fileActivity) {
  60         mFileActivity = fileActivity;
  61     }
  62
  63
  64     public void openFile(OCFile file) {
  65         if (file != null) {
  66             String storagePath = file.getStoragePath();
  67             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
  68
  69             Intent intentForSavedMimeType = new Intent(Intent.ACTION_VIEW);
  70             intentForSavedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), file.getMimetype());
  71             intentForSavedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  72
  73             Intent intentForGuessedMimeType = null;
  74             if (storagePath.lastIndexOf('.') >= 0) {
  75                 String guessedMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
  76                 if (guessedMimeType != null && !guessedMimeType.equals(file.getMimetype())) {
  77                     intentForGuessedMimeType = new Intent(Intent.ACTION_VIEW);
  78                     intentForGuessedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), guessedMimeType);
  79                     intentForGuessedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  80                 }
  81             }
  82
  83             Intent chooserIntent = null;
  84             if (intentForGuessedMimeType != null) {
  85                 chooserIntent = Intent.createChooser(intentForGuessedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  86             } else {
  87                 chooserIntent = Intent.createChooser(intentForSavedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  88             }
  89
  90             mFileActivity.startActivity(chooserIntent);
  91
  92         } else {
  93             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
  94         }
  95     }
  96
  97
  98     public void shareFileWithLink(OCFile file) {
  99
 100         if (isSharedSupported()) {
 101             if (file != null) {
 102                 String link = "https://fake.url";
 103                 Intent intent = createShareWithLinkIntent(link);
 104                 String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 105                 DialogFragment chooserDialog = ShareLinkToDialog.newInstance(intent, packagesToExclude, file);
 106                 chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 107
 108             } else {
 109                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 110             }
 111
 112         } else {
 113             // Show a Message
 114             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 115             t.show();
 116         }
 117     }
 118
 119
 120     public void shareFileWithLinkToApp(OCFile file, Intent sendIntent) {
 121
 122         if (file != null) {
 123             mFileActivity.showLoadingDialog();
 124
 125             Intent service = new Intent(mFileActivity, OperationsService.class);
 126             service.setAction(OperationsService.ACTION_CREATE_SHARE);
 127             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 128             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 129             service.putExtra(OperationsService.EXTRA_SEND_INTENT, sendIntent);
 130             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 131
 132         } else {
 133             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 134         }
 135     }
 136
 137
 138     private Intent createShareWithLinkIntent(String link) {
 139         Intent intentToShareLink = new Intent(Intent.ACTION_SEND);
 140         intentToShareLink.putExtra(Intent.EXTRA_TEXT, link);
 141         intentToShareLink.setType(HTTP.PLAIN_TEXT_TYPE);
 142         return intentToShareLink;
 143     }
 144
 145
 146     /**
 147      *  @return 'True' if the server supports the Share API
 148      */
 149     public boolean isSharedSupported() {
 150         if (mFileActivity.getAccount() != null) {
 151             AccountManager accountManager = AccountManager.get(mFileActivity);
 152
 153             String version = accountManager.getUserData(mFileActivity.getAccount(), Constants.KEY_OC_VERSION);
 154             return (new OwnCloudVersion(version)).isSharedSupported();
 155         }
 156         return false;
 157     }
 158
 159
 160     public void unshareFileWithLink(OCFile file) {
 161
 162         if (isSharedSupported()) {
 163             // Unshare the file
 164             Intent service = new Intent(mFileActivity, OperationsService.class);
 165             service.setAction(OperationsService.ACTION_UNSHARE);
 166             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 167             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 168             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 169
 170             mFileActivity.showLoadingDialog();
 171
 172         } else {
 173             // Show a Message
 174             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 175             t.show();
 176
 177         }
 178     }
 179
 180     public void sendDownloadedFile(OCFile file) {
 181         if (file != null) {
 182             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 183             // set MimeType
 184             sendIntent.setType(file.getMimetype());
 185             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + file.getStoragePath()));
 186             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 187
 188             // Show dialog, without the own app
 189             String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 190             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 191             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 192
 193         } else {
 194             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 195         }
 196     }
 197
 198
 199     public void syncFile(OCFile file) {
 200         // Sync file
 201         Intent service = new Intent(mFileActivity, OperationsService.class);
 202         service.setAction(OperationsService.ACTION_SYNC_FILE);
 203         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 204         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 205         service.putExtra(OperationsService.EXTRA_SYNC_FILE_CONTENTS, true);
 206         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 207
 208         mFileActivity.showLoadingDialog();
 209     }
 210
 211
 212     public void renameFile(OCFile file, String newFilename) {
 213         // RenameFile
 214         Intent service = new Intent(mFileActivity, OperationsService.class);
 215         service.setAction(OperationsService.ACTION_RENAME);
 216         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 217         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 218         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 219         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 220
 221         mFileActivity.showLoadingDialog();
 222     }
 223
 224
 225     public void removeFile(OCFile file, boolean onlyLocalCopy) {
 226         // RemoveFile
 227         Intent service = new Intent(mFileActivity, OperationsService.class);
 228         service.setAction(OperationsService.ACTION_REMOVE);
 229         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 230         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 231         service.putExtra(OperationsService.EXTRA_REMOVE_ONLY_LOCAL, onlyLocalCopy);
 232         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().newOperation(service);
 233
 234         mFileActivity.showLoadingDialog();
 235     }
 236
 237
 238     public void createFolder(String remotePath, boolean createFullPath) {
 239         // Create Folder
 240         Intent service = new Intent(mFileActivity, OperationsService.class);
 241         service.setAction(OperationsService.ACTION_CREATE_FOLDER);
 242         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 243         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 244         service.putExtra(OperationsService.EXTRA_CREATE_FULL_PATH, createFullPath);
 245         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().newOperation(service);
 246
 247         mFileActivity.showLoadingDialog();
 248     }
 249
 250
 251     public void cancelTransference(OCFile file) {
 252         Account account = mFileActivity.getAccount();
 253         FileDownloaderBinder downloaderBinder = mFileActivity.getFileDownloaderBinder();
 254         FileUploaderBinder uploaderBinder =  mFileActivity.getFileUploaderBinder();
 255         if (downloaderBinder != null && downloaderBinder.isDownloading(account, file)) {
 256             // Remove etag for parent, if file is a keep_in_sync
 257             if (file.keepInSync()) {
 258                OCFile parent = mFileActivity.getStorageManager().getFileById(file.getParentId());
 259                parent.setEtag("");
 260                mFileActivity.getStorageManager().saveFile(parent);
 261             }
 262
 263             downloaderBinder.cancel(account, file);
 264
 265         } else if (uploaderBinder != null && uploaderBinder.isUploading(account, file)) {
 266             uploaderBinder.cancel(account, file);
 267         }
 268     }
 269
 270     /**
 271      * Start move file operation
 272      * @param newfile           File where it is going to be moved
 273      * @param currentFile       File with the previous info
 274      */
 275     public void moveFile(OCFile newfile, OCFile currentFile) {
 276         // Move files
 277         Intent service = new Intent(mFileActivity, OperationsService.class);
 278         service.setAction(OperationsService.ACTION_MOVE_FILE);
 279         service.putExtra(OperationsService.EXTRA_NEW_PARENT_PATH, newfile.getRemotePath());
 280         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, currentFile.getRemotePath());
 281         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 282         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().newOperation(service);
 283
 284         mFileActivity.showLoadingDialog();
 285     }
 286
 287
 288     public long getOpIdWaitingFor() {
 289         return mWaitingForOpId;
 290     }
 291
 292
 293     public void setOpIdWaitingFor(long waitingForOpId) {
 294         mWaitingForOpId = waitingForOpId;
 295     }
 296
 297
 298 }