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.AccountManager;
  23 import android.content.Intent;
  24 import android.net.Uri;
  25 import android.support.v4.app.DialogFragment;
  26 import android.webkit.MimeTypeMap;
  27 import android.widget.Toast;
  28
  29 import com.owncloud.android.R;
  30 import com.owncloud.android.datamodel.OCFile;
  31
  32 import com.owncloud.android.lib.common.accounts.AccountUtils.Constants;
  33 import com.owncloud.android.lib.common.network.WebdavUtils;
  34 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
  35 import com.owncloud.android.services.OperationsService;
  36 import com.owncloud.android.ui.activity.FileActivity;
  37 import com.owncloud.android.ui.dialog.ShareLinkToDialog;
  38 import com.owncloud.android.utils.Log_OC;
  39
  40 /**
  41  *
  42  * @author masensio
  43  * @author David A. Velasco
  44  */
  45 public class FileOperationsHelper {
  46
  47     private static final String TAG = FileOperationsHelper.class.getName();
  48
  49     private static final String FTAG_CHOOSER_DIALOG = "CHOOSER_DIALOG";
  50
  51     protected FileActivity mFileActivity = null;
  52
  53     /// Identifier of operation in progress which result shouldn't be lost
  54     private long mWaitingForOpId = Long.MAX_VALUE;
  55
  56     public FileOperationsHelper(FileActivity fileActivity) {
  57         mFileActivity = fileActivity;
  58     }
  59
  60
  61     public void openFile(OCFile file) {
  62         if (file != null) {
  63             String storagePath = file.getStoragePath();
  64             String encodedStoragePath = WebdavUtils.encodePath(storagePath);
  65
  66             Intent intentForSavedMimeType = new Intent(Intent.ACTION_VIEW);
  67             intentForSavedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), file.getMimetype());
  68             intentForSavedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  69
  70             Intent intentForGuessedMimeType = null;
  71             if (storagePath.lastIndexOf('.') >= 0) {
  72                 String guessedMimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
  73                 if (guessedMimeType != null && !guessedMimeType.equals(file.getMimetype())) {
  74                     intentForGuessedMimeType = new Intent(Intent.ACTION_VIEW);
  75                     intentForGuessedMimeType.setDataAndType(Uri.parse("file://"+ encodedStoragePath), guessedMimeType);
  76                     intentForGuessedMimeType.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
  77                 }
  78             }
  79
  80             Intent chooserIntent = null;
  81             if (intentForGuessedMimeType != null) {
  82                 chooserIntent = Intent.createChooser(intentForGuessedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  83             } else {
  84                 chooserIntent = Intent.createChooser(intentForSavedMimeType, mFileActivity.getString(R.string.actionbar_open_with));
  85             }
  86
  87             mFileActivity.startActivity(chooserIntent);
  88
  89         } else {
  90             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
  91         }
  92     }
  93
  94
  95     public void shareFileWithLink(OCFile file) {
  96
  97         if (isSharedSupported()) {
  98             if (file != null) {
  99                 String link = "https://fake.url";
 100                 Intent intent = createShareWithLinkIntent(link);
 101                 String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 102                 DialogFragment chooserDialog = ShareLinkToDialog.newInstance(intent, packagesToExclude, file);
 103                 chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 104
 105             } else {
 106                 Log_OC.wtf(TAG, "Trying to share a NULL OCFile");
 107             }
 108
 109         } else {
 110             // Show a Message
 111             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 112             t.show();
 113         }
 114     }
 115
 116
 117     public void shareFileWithLinkToApp(OCFile file, Intent sendIntent) {
 118
 119         if (file != null) {
 120             mFileActivity.showLoadingDialog();
 121
 122             Intent service = new Intent(mFileActivity, OperationsService.class);
 123             service.setAction(OperationsService.ACTION_CREATE_SHARE);
 124             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 125             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 126             service.putExtra(OperationsService.EXTRA_SEND_INTENT, sendIntent);
 127             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 128
 129         } else {
 130             Log_OC.wtf(TAG, "Trying to open a NULL OCFile");
 131         }
 132     }
 133
 134
 135     private Intent createShareWithLinkIntent(String link) {
 136         Intent intentToShareLink = new Intent(Intent.ACTION_SEND);
 137         intentToShareLink.putExtra(Intent.EXTRA_TEXT, link);
 138         intentToShareLink.setType(HTTP.PLAIN_TEXT_TYPE);
 139         return intentToShareLink;
 140     }
 141
 142
 143     /**
 144      *  @return 'True' if the server supports the Share API
 145      */
 146     public boolean isSharedSupported() {
 147         if (mFileActivity.getAccount() != null) {
 148             AccountManager accountManager = AccountManager.get(mFileActivity);
 149
 150             String version = accountManager.getUserData(mFileActivity.getAccount(), Constants.KEY_OC_VERSION);
 151             return (new OwnCloudVersion(version)).isSharedSupported();
 152         }
 153         return false;
 154     }
 155
 156
 157     public void unshareFileWithLink(OCFile file) {
 158
 159         if (isSharedSupported()) {
 160             // Unshare the file
 161             Intent service = new Intent(mFileActivity, OperationsService.class);
 162             service.setAction(OperationsService.ACTION_UNSHARE);
 163             service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 164             service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 165             mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 166
 167             mFileActivity.showLoadingDialog();
 168
 169         } else {
 170             // Show a Message
 171             Toast t = Toast.makeText(mFileActivity, mFileActivity.getString(R.string.share_link_no_support_share_api), Toast.LENGTH_LONG);
 172             t.show();
 173
 174         }
 175     }
 176
 177     public void sendDownloadedFile(OCFile file) {
 178         if (file != null) {
 179             Intent sendIntent = new Intent(android.content.Intent.ACTION_SEND);
 180             // set MimeType
 181             sendIntent.setType(file.getMimetype());
 182             sendIntent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file://" + file.getStoragePath()));
 183             sendIntent.putExtra(Intent.ACTION_SEND, true);      // Send Action
 184
 185             // Show dialog, without the own app
 186             String[] packagesToExclude = new String[] { mFileActivity.getPackageName() };
 187             DialogFragment chooserDialog = ShareLinkToDialog.newInstance(sendIntent, packagesToExclude, file);
 188             chooserDialog.show(mFileActivity.getSupportFragmentManager(), FTAG_CHOOSER_DIALOG);
 189
 190         } else {
 191             Log_OC.wtf(TAG, "Trying to send a NULL OCFile");
 192         }
 193     }
 194
 195
 196     public void syncFile(OCFile file) {
 197         // Sync file
 198         Intent service = new Intent(mFileActivity, OperationsService.class);
 199         service.setAction(OperationsService.ACTION_SYNC_FILE);
 200         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 201         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 202         service.putExtra(OperationsService.EXTRA_SYNC_FILE_CONTENTS, true);
 203         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 204
 205         mFileActivity.showLoadingDialog();
 206     }
 207
 208
 209     public void renameFile(OCFile file, String newFilename) {
 210         // RenameFile
 211         Intent service = new Intent(mFileActivity, OperationsService.class);
 212         service.setAction(OperationsService.ACTION_RENAME);
 213         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 214         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 215         service.putExtra(OperationsService.EXTRA_NEWNAME, newFilename);
 216         mWaitingForOpId = mFileActivity.getOperationsServiceBinder().newOperation(service);
 217
 218         mFileActivity.showLoadingDialog();
 219     }
 220
 221
 222     public void removeFile(OCFile file, boolean onlyLocalCopy) {
 223         // RemoveFile
 224         Intent service = new Intent(mFileActivity, OperationsService.class);
 225         service.setAction(OperationsService.ACTION_REMOVE);
 226         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 227         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, file.getRemotePath());
 228         service.putExtra(OperationsService.EXTRA_REMOVE_ONLY_LOCAL, onlyLocalCopy);
 229         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().newOperation(service);
 230
 231         mFileActivity.showLoadingDialog();
 232     }
 233
 234
 235     public void createFolder(String remotePath, boolean createFullPath) {
 236         // Create Folder
 237         Intent service = new Intent(mFileActivity, OperationsService.class);
 238         service.setAction(OperationsService.ACTION_CREATE_FOLDER);
 239         service.putExtra(OperationsService.EXTRA_ACCOUNT, mFileActivity.getAccount());
 240         service.putExtra(OperationsService.EXTRA_REMOTE_PATH, remotePath);
 241         service.putExtra(OperationsService.EXTRA_CREATE_FULL_PATH, createFullPath);
 242         mWaitingForOpId =  mFileActivity.getOperationsServiceBinder().newOperation(service);
 243
 244         mFileActivity.showLoadingDialog();
 245     }
 246
 247
 248     public long getOpIdWaitingFor() {
 249         return mWaitingForOpId;
 250     }
 251
 252
 253     public void setOpIdWaitingFor(long waitingForOpId) {
 254         mWaitingForOpId = waitingForOpId;
 255     }
 256 }