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 com.owncloud.android.MainApp;
  23 import com.owncloud.android.R;
  24 import com.owncloud.android.datamodel.OCFile;
  25 import com.owncloud.android.lib.resources.files.RemoteFile;
  26
  27 import android.annotation.SuppressLint;
  28 import android.content.Context;
  29 import android.content.SharedPreferences;
  30 import android.preference.PreferenceManager;
  31 import android.net.Uri;
  32 import android.os.Environment;
  33 import android.os.StatFs;
  34
  35
  36 /**
  37  * Static methods to help in access to local file system.
  38  *
  39  * @author David A. Velasco
  40  */
  41 public class FileStorageUtils {
  42     //private static final String TAG = FileStorageUtils.class.getSimpleName();
  43
  44     @SuppressLint("NewApi")
  45     private static final File getBaseStorePath() {
  46         File baseStoragePath = Environment.getExternalStorageDirectory();
  47         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
  48             File[] dirs = MainApp.getAppContext().getExternalFilesDirs(null);
  49             if (dirs.length > 1) {
  50                 baseStoragePath = dirs[1];
  51             }
  52         }
  53         return baseStoragePath;
  54     }
  55
  56     @SuppressLint("NewApi")
  57     private static final String getBaseStorePathString() {
  58         File baseStoragePath = Environment.getExternalStorageDirectory();
  59         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
  60             File[] dirs = MainApp.getAppContext().getExternalFilesDirs(null);
  61             if (dirs.length > 1) {
  62                 baseStoragePath = dirs[1];
  63             }
  64             return baseStoragePath.getAbsolutePath();
  65         } else {
  66             return baseStoragePath.getAbsolutePath() + "/" + MainApp.getDataFolder();
  67         }
  68     }
  69
  70
  71     public static final String getSavePath(String accountName) {
  72         //File sdCard = Environment.getExternalStorageDirectory();
  73         //return sdCard.getAbsolutePath() + "/" + MainApp.getDataFolder() + "/" + Uri.encode(accountName, "@");
  74         // 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
  75         //return getBaseStorePath().getAbsolutePath()  + "/" + Uri.encode(accountName, "@");
  76         return getBaseStorePathString()  + "/" + Uri.encode(accountName, "@");
  77     }
  78
  79     public static final String getDefaultSavePathFor(String accountName, OCFile file) {
  80         return getSavePath(accountName) + file.getRemotePath();
  81     }
  82
  83     public static final String getTemporalPath(String accountName) {
  84         //File sdCard = Environment.getExternalStorageDirectory();
  85         //return sdCard.getAbsolutePath() + "/" + MainApp.getDataFolder() + "/tmp/" + Uri.encode(accountName, "@");
  86             // 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
  87         //return getBaseStorePath().getAbsolutePath() + "/tmp/" + Uri.encode(accountName, "@");
  88         return getBaseStorePathString() + "/tmp/" + Uri.encode(accountName, "@");
  89     }
  90
  91     @SuppressLint("NewApi")
  92     public static final long getUsableSpace(String accountName) {
  93         //File savePath = Environment.getExternalStorageDirectory();
  94         File savePath = getBaseStorePath();
  95         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD) {
  96             return savePath.getUsableSpace();
  97
  98         } else {
  99             StatFs stats = new StatFs(savePath.getAbsolutePath());
 100             return stats.getAvailableBlocks() * stats.getBlockSize();
 101         }
 102
 103     }
 104
 105     public static final String getLogPath()  {
 106         return Environment.getExternalStorageDirectory() + File.separator + MainApp.getDataFolder() + File.separator + "log";
 107     }
 108
 109     public static String getInstantUploadFilePath(Context context, String fileName) {
 110         SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(context);
 111         String uploadPathdef = context.getString(R.string.instant_upload_path);
 112         String uploadPath = pref.getString("instant_upload_path", uploadPathdef);
 113         String value = uploadPath + OCFile.PATH_SEPARATOR +  (fileName == null ? "" : fileName);
 114         return value;
 115     }
 116
 117     /**
 118      * Gets the composed path when video is or must be stored
 119      * @param context
 120      * @param fileName: video file name
 121      * @return String: video file path composed
 122      */
 123     public static String getInstantVideoUploadFilePath(Context context, String fileName) {
 124         SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(context);
 125         String uploadVideoPathdef = context.getString(R.string.instant_upload_path);
 126         String uploadVideoPath = pref.getString("instant_video_upload_path", uploadVideoPathdef);
 127         String value = uploadVideoPath + OCFile.PATH_SEPARATOR +  (fileName == null ? "" : fileName);
 128         return value;
 129     }
 130
 131     public static String getParentPath(String remotePath) {
 132         String parentPath = new File(remotePath).getParent();
 133         parentPath = parentPath.endsWith(OCFile.PATH_SEPARATOR) ? parentPath : parentPath + OCFile.PATH_SEPARATOR;
 134         return parentPath;
 135     }
 136
 137     /**
 138      * Creates and populates a new {@link OCFile} object with the data read from the server.
 139      *
 140      * @param remote    remote file read from the server (remote file or folder).
 141      * @return          New OCFile instance representing the remote resource described by we.
 142      */
 143     public static OCFile fillOCFile(RemoteFile remote) {
 144         OCFile file = new OCFile(remote.getRemotePath());
 145         file.setCreationTimestamp(remote.getCreationTimestamp());
 146         file.setFileLength(remote.getLength());
 147         file.setMimetype(remote.getMimeType());
 148         file.setModificationTimestamp(remote.getModifiedTimestamp());
 149         file.setEtag(remote.getEtag());
 150         file.setPermissions(remote.getPermissions());
 151         file.setRemoteId(remote.getRemoteId());
 152         return file;
 153     }
 154
 155     /**
 156      * Creates and populates a new {@link RemoteFile} object with the data read from an {@link OCFile}.
 157      *
 158      * @param oCFile    OCFile
 159      * @return          New RemoteFile instance representing the resource described by ocFile.
 160      */
 161     public static RemoteFile fillRemoteFile(OCFile ocFile){
 162         RemoteFile file = new RemoteFile(ocFile.getRemotePath());
 163         file.setCreationTimestamp(ocFile.getCreationTimestamp());
 164         file.setLength(ocFile.getFileLength());
 165         file.setMimeType(ocFile.getMimetype());
 166         file.setModifiedTimestamp(ocFile.getModificationTimestamp());
 167         file.setEtag(ocFile.getEtag());
 168         file.setPermissions(ocFile.getPermissions());
 169         file.setRemoteId(ocFile.getRemoteId());
 170         return file;
 171     }
 172
 173 }