src/com/owncloud/android/ui/adapter/FileListListAdapter.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   3  *   Copyright (C) 2012-2014 ownCloud Inc.
   4  *
   5  *   This program is free software: you can redistribute it and/or modify
   6  *   it under the terms of the GNU General Public License version 2,
   7  *   as published by the Free Software Foundation.
   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 package com.owncloud.android.ui.adapter;
  19
  20 import java.util.Vector;
  21
  22 import android.accounts.Account;
  23 import android.content.Context;
  24 import android.view.LayoutInflater;
  25 import android.view.View;
  26 import android.view.ViewGroup;
  27 import android.widget.BaseAdapter;
  28 import android.widget.ImageView;
  29 import android.widget.ListAdapter;
  30 import android.widget.ListView;
  31 import android.widget.TextView;
  32
  33 import com.owncloud.android.R;
  34 import com.owncloud.android.authentication.AccountUtils;
  35 import com.owncloud.android.datamodel.FileDataStorageManager;
  36 import com.owncloud.android.datamodel.OCFile;
  37 import com.owncloud.android.files.services.FileDownloader.FileDownloaderBinder;
  38 import com.owncloud.android.files.services.FileUploader.FileUploaderBinder;
  39 import com.owncloud.android.ui.activity.ComponentsGetter;
  40 import com.owncloud.android.utils.DisplayUtils;
  41
  42
  43 /**
  44  * This Adapter populates a ListView with all files and folders in an ownCloud
  45  * instance.
  46  *
  47  * @author Bartek Przybylski
  48  *
  49  */
  50 public class FileListListAdapter extends BaseAdapter implements ListAdapter {
  51     private final static String PERMISSION_SHARED_WITH_ME = "S";
  52
  53     private Context mContext;
  54     private OCFile mFile = null;
  55     private Vector<OCFile> mFiles = null;
  56     private boolean mJustFolders;
  57
  58     private FileDataStorageManager mStorageManager;
  59     private Account mAccount;
  60     private ComponentsGetter mTransferServiceGetter;
  61
  62     public FileListListAdapter(
  63             boolean justFolders,
  64             Context context,
  65             ComponentsGetter transferServiceGetter
  66             ) {
  67         mJustFolders = justFolders;
  68         mContext = context;
  69         mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
  70         mTransferServiceGetter = transferServiceGetter;
  71     }
  72
  73     @Override
  74     public boolean areAllItemsEnabled() {
  75         return true;
  76     }
  77
  78     @Override
  79     public boolean isEnabled(int position) {
  80         return true;
  81     }
  82
  83     @Override
  84     public int getCount() {
  85         return mFiles != null ? mFiles.size() : 0;
  86     }
  87
  88     @Override
  89     public Object getItem(int position) {
  90         if (mFiles == null || mFiles.size() <= position)
  91             return null;
  92         return mFiles.get(position);
  93     }
  94
  95     @Override
  96     public long getItemId(int position) {
  97         if (mFiles == null || mFiles.size() <= position)
  98             return 0;
  99         return mFiles.get(position).getFileId();
 100     }
 101
 102     @Override
 103     public int getItemViewType(int position) {
 104         return 0;
 105     }
 106
 107     @Override
 108     public View getView(int position, View convertView, ViewGroup parent) {
 109         View view = convertView;
 110         if (view == null) {
 111             LayoutInflater inflator = (LayoutInflater) mContext
 112                     .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 113             view = inflator.inflate(R.layout.list_item, null);
 114         }
 115
 116         if (mFiles != null && mFiles.size() > position) {
 117             OCFile file = mFiles.get(position);
 118             TextView fileName = (TextView) view.findViewById(R.id.Filename);
 119             String name = file.getFileName();
 120
 121             fileName.setText(name);
 122             ImageView fileIcon = (ImageView) view.findViewById(R.id.imageView1);
 123             ImageView sharedIconV = (ImageView) view.findViewById(R.id.sharedIcon);
 124             ImageView sharedWithMeIconV = (ImageView) view.findViewById(R.id.sharedWithMeIcon);
 125             sharedWithMeIconV.setVisibility(View.GONE);
 126
 127             ImageView localStateView = (ImageView) view.findViewById(R.id.imageView2);
 128             localStateView.bringToFront();
 129             FileDownloaderBinder downloaderBinder = mTransferServiceGetter.getFileDownloaderBinder();
 130             FileUploaderBinder uploaderBinder = mTransferServiceGetter.getFileUploaderBinder();
 131             if (downloaderBinder != null && downloaderBinder.isDownloading(mAccount, file)) {
 132                 localStateView.setImageResource(R.drawable.downloading_file_indicator);
 133                 localStateView.setVisibility(View.VISIBLE);
 134             } else if (uploaderBinder != null && uploaderBinder.isUploading(mAccount, file)) {
 135                 localStateView.setImageResource(R.drawable.uploading_file_indicator);
 136                 localStateView.setVisibility(View.VISIBLE);
 137             } else if (file.isDown()) {
 138                 localStateView.setImageResource(R.drawable.local_file_indicator);
 139                 localStateView.setVisibility(View.VISIBLE);
 140             } else {
 141                 localStateView.setVisibility(View.INVISIBLE);
 142             }
 143
 144             TextView fileSizeV = (TextView) view.findViewById(R.id.file_size);
 145             TextView lastModV = (TextView) view.findViewById(R.id.last_mod);
 146             ImageView checkBoxV = (ImageView) view.findViewById(R.id.custom_checkbox);
 147
 148             if (!file.isFolder()) {
 149                 fileSizeV.setVisibility(View.VISIBLE);
 150                 fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 151                 lastModV.setVisibility(View.VISIBLE);
 152                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 153                 // this if-else is needed even thoe fav icon is visible by default
 154                 // because android reuses views in listview
 155                 if (!file.keepInSync()) {
 156                     view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 157                 } else {
 158                     view.findViewById(R.id.imageView3).setVisibility(View.VISIBLE);
 159                 }
 160
 161                 ListView parentList = (ListView)parent;
 162                 if (parentList.getChoiceMode() == ListView.CHOICE_MODE_NONE) {
 163                     checkBoxV.setVisibility(View.GONE);
 164                 } else {
 165                     if (parentList.isItemChecked(position)) {
 166                         checkBoxV.setImageResource(android.R.drawable.checkbox_on_background);
 167                     } else {
 168                         checkBoxV.setImageResource(android.R.drawable.checkbox_off_background);
 169                     }
 170                     checkBoxV.setVisibility(View.VISIBLE);
 171                 }
 172
 173                 fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype(), file.getFileName()));
 174
 175                 if (checkIfFileIsSharedWithMe(file)) {
 176                     sharedWithMeIconV.setVisibility(View.VISIBLE);
 177                 }
 178             }
 179             else {
 180
 181                 fileSizeV.setVisibility(View.INVISIBLE);
 182                 //fileSizeV.setText(DisplayUtils.bytesToHumanReadable(file.getFileLength()));
 183                 lastModV.setVisibility(View.VISIBLE);
 184                 lastModV.setText(DisplayUtils.unixTimeToHumanReadable(file.getModificationTimestamp()));
 185                 checkBoxV.setVisibility(View.GONE);
 186                 view.findViewById(R.id.imageView3).setVisibility(View.GONE);
 187
 188                 if (checkIfFileIsSharedWithMe(file)) {
 189                     fileIcon.setImageResource(R.drawable.shared_with_me_folder);
 190                     sharedWithMeIconV.setVisibility(View.VISIBLE);
 191                 } else {
 192                     fileIcon.setImageResource(DisplayUtils.getResourceId(file.getMimetype(), file.getFileName()));
 193                 }
 194
 195                 // If folder is sharedByLink, icon folder must be changed to
 196                 // folder-public one
 197                 if (file.isShareByLink()) {
 198                     fileIcon.setImageResource(R.drawable.folder_public);
 199                 }
 200             }
 201
 202             if (file.isShareByLink()) {
 203                 sharedIconV.setVisibility(View.VISIBLE);
 204             } else {
 205                 sharedIconV.setVisibility(View.GONE);
 206             }
 207         }
 208
 209         return view;
 210     }
 211
 212     @Override
 213     public int getViewTypeCount() {
 214         return 1;
 215     }
 216
 217     @Override
 218     public boolean hasStableIds() {
 219         return true;
 220     }
 221
 222     @Override
 223     public boolean isEmpty() {
 224         return (mFiles == null || mFiles.isEmpty());
 225     }
 226
 227     /**
 228      * Change the adapted directory for a new one
 229      * @param directory                 New file to adapt. Can be NULL, meaning "no content to adapt".
 230      * @param updatedStorageManager     Optional updated storage manager; used to replace mStorageManager if is different (and not NULL)
 231      */
 232     public void swapDirectory(OCFile directory, FileDataStorageManager updatedStorageManager) {
 233         mFile = directory;
 234         if (updatedStorageManager != null && updatedStorageManager != mStorageManager) {
 235             mStorageManager = updatedStorageManager;
 236             mAccount = AccountUtils.getCurrentOwnCloudAccount(mContext);
 237         }
 238         if (mStorageManager != null) {
 239             mFiles = mStorageManager.getFolderContent(mFile);
 240             if (mJustFolders) {
 241                 mFiles = getFolders(mFiles);
 242             }
 243         } else {
 244             mFiles = null;
 245         }
 246         notifyDataSetChanged();
 247     }
 248
 249
 250     /**
 251      * Filter for getting only the folders
 252      * @param files
 253      * @return Vector<OCFile>
 254      */
 255     public Vector<OCFile> getFolders(Vector<OCFile> files) {
 256         Vector<OCFile> ret = new Vector<OCFile>();
 257         OCFile current = null;
 258         for (int i=0; i<files.size(); i++) {
 259             current = files.get(i);
 260             if (current.isFolder()) {
 261                 ret.add(current);
 262             }
 263         }
 264         return ret;
 265     }
 266
 267
 268     /**
 269      * Check if parent folder does not include 'S' permission and if file/folder
 270      * is shared with me
 271      *
 272      * @param file: OCFile
 273      * @return boolean: True if it is shared with me and false if it is not
 274      */
 275     private boolean checkIfFileIsSharedWithMe(OCFile file) {
 276         return (mFile.getPermissions() != null && !mFile.getPermissions().contains(PERMISSION_SHARED_WITH_ME)
 277                 && file.getPermissions() != null && file.getPermissions().contains(PERMISSION_SHARED_WITH_ME));
 278     }
 279 }