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 as published by
   6  *   the Free Software Foundation, either version 2 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package com.owncloud.android.utils;
  20
  21 import java.io.File;
  22
  23 import android.annotation.SuppressLint;
  24 import android.net.Uri;
  25 import android.os.Environment;
  26 import android.os.StatFs;
  27 import android.util.Log;
  28
  29 import com.owncloud.android.datamodel.OCFile;
  30 import com.owncloud.android.files.services.InstantUploadService;
  31
  32 /**
  33  * Static methods to help in access to local file system.
  34  *
  35  * @author David A. Velasco
  36  */
  37 public class FileStorageUtils {
  38     private static final String LOG_TAG = "FileStorageUtils";
  39
  40     public static final String getSavePath(String accountName) {
  41         File sdCard = Environment.getExternalStorageDirectory();
  42         return sdCard.getAbsolutePath() + "/owncloud/" + Uri.encode(accountName, "@");
  43         // 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
  44     }
  45
  46     public static final String getDefaultSavePathFor(String accountName, OCFile file) {
  47         return getSavePath(accountName) + file.getRemotePath();
  48     }
  49
  50     public static final String getTemporalPath(String accountName) {
  51         File sdCard = Environment.getExternalStorageDirectory();
  52         return sdCard.getAbsolutePath() + "/owncloud/tmp/" + Uri.encode(accountName, "@");
  53             // 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
  54     }
  55
  56     @SuppressLint("NewApi")
  57     public static final long getUsableSpace(String accountName) {
  58         File savePath = Environment.getExternalStorageDirectory();
  59         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD) {
  60             return savePath.getUsableSpace();
  61
  62         } else {
  63             StatFs stats = new StatFs(savePath.getAbsolutePath());
  64             return stats.getAvailableBlocks() * stats.getBlockSize();
  65         }
  66
  67     }
  68
  69     public static final String getLogPath()  {
  70         return Environment.getExternalStorageDirectory() + File.separator + "owncloud" + File.separator + "log";
  71     }
  72
  73     // to ensure we will not add the slash twice between filename and
  74     // folder-name
  75     private static String getFileName(String filepath) {
  76         if (filepath != null && !"".equals(filepath)) {
  77             int psi = filepath.lastIndexOf('/');
  78             String filename = filepath;
  79             if (psi > -1) {
  80                 filename = filepath.substring(psi + 1, filepath.length());
  81                 Log.d(LOG_TAG, "extracted filename :" + filename);
  82             }
  83             return filename;
  84         } else {
  85             // Toast
  86             Log.w(LOG_TAG, "the given filename was null or empty");
  87             return null;
  88         }
  89     }
  90
  91     public static String getInstantUploadFilePath(String fileName) {
  92         return InstantUploadService.INSTANT_UPLOAD_DIR + "/" + getFileName(fileName);
  93     }
  94 }