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
  33 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  34 import com.owncloud.android.lib.common.network.WebdavUtils;
  35 import com.owncloud.android.lib.common.operations.RemoteOperation;
  36 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  37 import com.owncloud.android.operations.RemoveFileOperation;
  38 import com.owncloud.android.operations.SynchronizeFileOperation;
  39 import com.owncloud.android.services.OperationsService;
  40 import com.owncloud.android.ui.activity.FileActivity;
  41 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  42 import com.owncloud.android.utils.Log_OC;
  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     public FileOperationsHelper(FileActivity fileActivity) {
  58         mFileActivity = fileActivity;
  59     }
  60
  61
  62     public void openFile(OCFile file) {
  63         if (file != null) {
  64             String storagePath = file.getStoragePath();
  65             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
  66
  67             Intent intentForSavedMimeType = new Intent(Intent.ACTION_VIEW);
  68             intentForSavedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), file.getMimetype());
  69             intentForSavedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  70
  71             Intent intentForGuessedMimeType = null;
  72             if (storagePath.lastIndexOf('.') >= 0) {
  73                 String guessedMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
  74                 if (guessedMimeType != null && !guessedMimeType.equals(file.getMimetype())) {
  75                     intentForGuessedMimeType = new Intent(Intent.ACTION_VIEW);
  76                     intentForGuessedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), guessedMimeType);
  77                     intentForGuessedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  78                 }
  79             }
  80
  81             Intent chooserIntent = null;
  82             if (intentForGuessedMimeType != null) {
  83                 chooserIntent = Intent.createChooser(intentForGuessedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  84             } else {
  85                 chooserIntent = Intent.createChooser(intentForSavedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  86             }
  87
  88             mFileActivity.startActivity(chooserIntent);
  89
  90         } else {
  91             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
  92         }
  93     }
  94
  95
  96     public void shareFileWithLink(OCFile file) {
  97
  98         if (isSharedSupported()) {
  99             if (file != null) {
 100                 String link = "https://fake.url";
 101                 Intent intent = createShareWithLinkIntent(link);
 102                 String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 103                 DialogFragment chooserDialog = ShareLinkToDialog.newInstance(intent, packagesToExclude, file);
 104                 chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 105
 106             } else {
 107                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 108             }
 109
 110         } else {
 111             // Show a Message
 112             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 113             t.show();
 114         }
 115     }
 116
 117
 118     public void shareFileWithLinkToApp(OCFile file, Intent sendIntent) {
 119
 120         if (file != null) {
 121             mFileActivity.showLoadingDialog();
 122
 123             Intent service = new Intent(mFileActivity, OperationsService.class);
 124             service.setAction(OperationsService.ACTION_CREATE_SHARE);
 125             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 126             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 127             service.putExtra(OperationsService.EXTRA_SEND_INTENT, sendIntent);
 128             mFileActivity.getOperationsServiceBinder().newOperation(service);
 129
 130         } else {
 131             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 132         }
 133     }
 134
 135
 136     private Intent createShareWithLinkIntent(String link) {
 137         Intent intentToShareLink = new Intent(Intent.ACTION_SEND);
 138         intentToShareLink.putExtra(Intent.EXTRA_TEXT, link);
 139         intentToShareLink.setType(HTTP.PLAIN_TEXT_TYPE);
 140         return intentToShareLink;
 141     }
 142
 143
 144     /**
 145      *  @return 'True' if the server supports the Share API
 146      */
 147     public boolean isSharedSupported() {
 148         if (mFileActivity.getAccount() != null) {
 149             AccountManager accountManager = AccountManager.get(mFileActivity);
 150
 151             String version = accountManager.getUserData(mFileActivity.getAccount(), Constants.KEY_OC_VERSION);
 152             return (new OwnCloudVersion(version)).isSharedSupported();
 153         }
 154         return false;
 155     }
 156
 157
 158     public void unshareFileWithLink(OCFile file) {
 159
 160         if (isSharedSupported()) {
 161             // Unshare the file
 162             Intent service = new Intent(mFileActivity, OperationsService.class);
 163             service.setAction(OperationsService.ACTION_UNSHARE);
 164             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 165             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 166             mFileActivity.getOperationsServiceBinder().newOperation(service);
 167
 168             mFileActivity.showLoadingDialog();
 169
 170         } else {
 171             // Show a Message
 172             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 173             t.show();
 174
 175         }
 176     }
 177
 178     public void sendDownloadedFile(OCFile file) {
 179         if (file != null) {
 180             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 181             // set MimeType
 182             sendIntent.setType(file.getMimetype());
 183             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + file.getStoragePath()));
 184             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 185
 186             // Show dialog, without the own app
 187             String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 188             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 189             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 190
 191         } else {
 192             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 193         }
 194     }
 195
 196
 197     public void syncFile(OCFile file) {
 198         Account account = mFileActivity.getAccount();
 199         RemoteOperation operation = new SynchronizeFileOperation(
 200                 file,
 201                 null,
 202                 mFileActivity.getStorageManager(),
 203                 account,
 204                 true,
 205                 mFileActivity);
 206         operation.execute(account, mFileActivity, mFileActivity, mFileActivity.getHandler(), mFileActivity);
 207         mFileActivity.showLoadingDialog();
 208     }
 209
 210
 211     public void renameFile(OCFile file, String newFilename) {
 212         // RenameFile
 213         Intent service = new Intent(mFileActivity, OperationsService.class);
 214         service.setAction(OperationsService.ACTION_RENAME);
 215         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 216         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 217         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 218         mFileActivity.getOperationsServiceBinder().newOperation(service);
 219
 220         mFileActivity.showLoadingDialog();
 221     }
 222
 223
 224     public void removeFile(OCFile file, boolean removeLocalCopy) {
 225         Account account = mFileActivity.getAccount();
 226         RemoteOperation operation = new RemoveFileOperation(
 227                 file,
 228                 removeLocalCopy,
 229                 mFileActivity.getStorageManager());
 230
 231         operation.execute(
 232                 account,
 233                 mFileActivity,
 234                 mFileActivity,
 235                 mFileActivity.getHandler(),
 236                 mFileActivity);
 237
 238         mFileActivity.showLoadingDialog();
 239     }
 240
 241 }