src/com/owncloud/android/utils/FileStorageUtils.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012-2013 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.utils;
  19
  20 import java.io.File;
  21
  22 import android.annotation.SuppressLint;
  23 import android.net.Uri;
  24 import android.os.Environment;
  25 import android.os.StatFs;
  26 import android.util.Log;
  27
  28 import com.owncloud.android.datamodel.OCFile;
  29 import com.owncloud.android.files.services.InstantUploadService;
  30
  31 /**
  32  * Static methods to help in access to local file system.
  33  *
  34  * @author David A. Velasco
  35  */
  36 public class FileStorageUtils {
  37     private static final String LOG_TAG = "FileStorageUtils";
  38
  39     public static final String getSavePath(String accountName) {
  40         File sdCard = Environment.getExternalStorageDirectory();
  41         return sdCard.getAbsolutePath() + "/owncloud/" + Uri.encode(accountName, "@");
  42         // URL encoding is an 'easy fix' to overcome that NTFS and FAT32 don't allow ":" in file names, that can be in the accountName since 0.1.190B
  43     }
  44
  45     public static final String getDefaultSavePathFor(String accountName, OCFile file) {
  46         return getSavePath(accountName) + file.getRemotePath();
  47     }
  48
  49     public static final String getTemporalPath(String accountName) {
  50         File sdCard = Environment.getExternalStorageDirectory();
  51         return sdCard.getAbsolutePath() + "/owncloud/tmp/" + Uri.encode(accountName, "@");
  52             // URL encoding is an 'easy fix' to overcome that NTFS and FAT32 don't allow ":" in file names, that can be in the accountName since 0.1.190B
  53     }
  54
  55     @SuppressLint("NewApi")
  56     public static final long getUsableSpace(String accountName) {
  57         File savePath = Environment.getExternalStorageDirectory();
  58         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD) {
  59             return savePath.getUsableSpace();
  60
  61         } else {
  62             StatFs stats = new StatFs(savePath.getAbsolutePath());
  63             return stats.getAvailableBlocks() * stats.getBlockSize();
  64         }
  65
  66     }
  67
  68     public static final String getLogPath()  {
  69         return Environment.getExternalStorageDirectory() + File.separator + "owncloud" + File.separator + "log";
  70     }
  71
  72     // to ensure we will not add the slash twice between filename and
  73     // folder-name
  74     private static String getFileName(String filepath) {
  75         if (filepath != null && !"".equals(filepath)) {
  76             int psi = filepath.lastIndexOf('/');
  77             String filename = filepath;
  78             if (psi > -1) {
  79                 filename = filepath.substring(psi + 1, filepath.length());
  80                 Log.d(LOG_TAG, "extracted filename :" + filename);
  81             }
  82             return filename;
  83         } else {
  84             // Toast
  85             Log.w(LOG_TAG, "the given filename was null or empty");
  86             return null;
  87         }
  88     }
  89
  90     public static String getInstantUploadFilePath(String fileName) {
  91         return InstantUploadService.INSTANT_UPLOAD_DIR + "/" + getFileName(fileName);
  92     }
  93 }