src/com/owncloud/android/ui/activity/ErrorsWhileCopyingHandlerActivity.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.ui.activity;
  19
  20 import java.io.File;
  21 import java.util.ArrayList;
  22
  23 import android.accounts.Account;
  24 import android.content.Context;
  25 import android.content.Intent;
  26 import android.os.AsyncTask;
  27 import android.os.Bundle;
  28 import android.os.Handler;
  29 import android.support.v4.app.DialogFragment;
  30 import android.text.method.ScrollingMovementMethod;
  31 import android.view.LayoutInflater;
  32 import android.view.View;
  33 import android.view.View.OnClickListener;
  34 import android.view.ViewGroup;
  35 import android.widget.ArrayAdapter;
  36 import android.widget.Button;
  37 import android.widget.ListView;
  38 import android.widget.TextView;
  39 import android.widget.Toast;
  40
  41 import com.actionbarsherlock.app.SherlockFragmentActivity;
  42 import com.owncloud.android.Log_OC;
  43 import com.owncloud.android.R;
  44 import com.owncloud.android.datamodel.FileDataStorageManager;
  45 import com.owncloud.android.datamodel.OCFile;
  46
  47 import com.owncloud.android.ui.dialog.IndeterminateProgressDialog;
  48 import com.owncloud.android.utils.FileStorageUtils;
  49
  50
  51
  52 /**
  53  * Activity reporting errors occurred when local files uploaded to an ownCloud account with an app in
  54  * version under 1.3.16 where being copied to the ownCloud local folder.
  55  *
  56  * Allows the user move the files to the ownCloud local folder. let them unlinked to the remote
  57  * files.
  58  *
  59  * Shown when the error notification summarizing the list of errors is clicked by the user.
  60  *
  61  * @author David A. Velasco
  62  */
  63 public class ErrorsWhileCopyingHandlerActivity  extends SherlockFragmentActivity implements OnClickListener {
  64
  65     private static final String TAG = ErrorsWhileCopyingHandlerActivity.class.getSimpleName();
  66
  67     public static final String EXTRA_ACCOUNT = ErrorsWhileCopyingHandlerActivity.class.getCanonicalName() + ".EXTRA_ACCOUNT";
  68     public static final String EXTRA_LOCAL_PATHS = ErrorsWhileCopyingHandlerActivity.class.getCanonicalName() + ".EXTRA_LOCAL_PATHS";
  69     public static final String EXTRA_REMOTE_PATHS = ErrorsWhileCopyingHandlerActivity.class.getCanonicalName() + ".EXTRA_REMOTE_PATHS";
  70
  71     private static final String WAIT_DIALOG_TAG = "WAIT_DIALOG";
  72
  73     protected Account mAccount;
  74     protected FileDataStorageManager mStorageManager;
  75     protected ArrayList<String> mLocalPaths;
  76     protected ArrayList<String> mRemotePaths;
  77     protected ArrayAdapter<String> mAdapter;
  78     protected Handler mHandler;
  79     private DialogFragment mCurrentDialog;
  80
  81     /**
  82      * {@link}
  83      */
  84     @Override
  85     protected void onCreate(Bundle savedInstanceState) {
  86         super.onCreate(savedInstanceState);
  87
  88         /// read extra parameters in intent
  89         Intent intent = getIntent();
  90         mAccount = intent.getParcelableExtra(EXTRA_ACCOUNT);
  91         mRemotePaths = intent.getStringArrayListExtra(EXTRA_REMOTE_PATHS);
  92         mLocalPaths = intent.getStringArrayListExtra(EXTRA_LOCAL_PATHS);
  93         mStorageManager = new FileDataStorageManager(mAccount, getContentResolver());
  94         mHandler = new Handler();
  95         if (mCurrentDialog != null) {
  96             mCurrentDialog.dismiss();
  97             mCurrentDialog = null;
  98         }
  99
 100         /// load generic layout
 101         setContentView(R.layout.generic_explanation);
 102
 103         /// customize text message
 104         TextView textView = (TextView) findViewById(R.id.message);
 105         String appName = getString(R.string.app_name);
 106         String message = String.format(getString(R.string.sync_foreign_files_forgotten_explanation), appName, appName, appName, appName, mAccount.name);
 107         textView.setText(message);
 108         textView.setMovementMethod(new ScrollingMovementMethod());
 109
 110         /// load the list of local and remote files that failed
 111         ListView listView = (ListView) findViewById(R.id.list);
 112         if (mLocalPaths != null && mLocalPaths.size() > 0) {
 113             mAdapter = new ErrorsWhileCopyingListAdapter();
 114             listView.setAdapter(mAdapter);
 115         } else {
 116             listView.setVisibility(View.GONE);
 117             mAdapter = null;
 118         }
 119
 120         /// customize buttons
 121         Button cancelBtn = (Button) findViewById(R.id.cancel);
 122         Button okBtn = (Button) findViewById(R.id.ok);
 123
 124         okBtn.setText(R.string.foreign_files_move);
 125         cancelBtn.setOnClickListener(this);
 126         okBtn.setOnClickListener(this);
 127     }
 128
 129
 130     /**
 131      * Customized adapter, showing the local files as main text in two-lines list item and the remote files
 132      * as the secondary text.
 133      *
 134      * @author David A. Velasco
 135      */
 136     public class ErrorsWhileCopyingListAdapter extends ArrayAdapter<String> {
 137
 138         ErrorsWhileCopyingListAdapter() {
 139             super(ErrorsWhileCopyingHandlerActivity.this, android.R.layout.two_line_list_item, android.R.id.text1, mLocalPaths);
 140         }
 141
 142         @Override
 143         public boolean isEnabled(int position) {
 144             return false;
 145         }
 146
 147         /**
 148          * {@inheritDoc}
 149          */
 150         @Override
 151         public View getView (int position, View convertView, ViewGroup parent) {
 152             View view = convertView;
 153             if (view == null) {
 154                 LayoutInflater vi = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 155                 view = vi.inflate(android.R.layout.two_line_list_item, null);
 156             }
 157             if (view != null)  {
 158                 String localPath = getItem(position);
 159                 if (localPath != null) {
 160                     TextView text1 = (TextView) view.findViewById(android.R.id.text1);
 161                     if (text1 != null) {
 162                         text1.setText(String.format(getString(R.string.foreign_files_local_text), localPath));
 163                     }
 164                 }
 165                 if (mRemotePaths != null && mRemotePaths.size() > 0 && position >= 0 && position < mRemotePaths.size()) {
 166                     TextView text2 = (TextView) view.findViewById(android.R.id.text2);
 167                     String remotePath = mRemotePaths.get(position);
 168                     if (text2 != null && remotePath != null) {
 169                         text2.setText(String.format(getString(R.string.foreign_files_remote_text), remotePath));
 170                     }
 171                 }
 172             }
 173             return view;
 174         }
 175     }
 176
 177
 178     /**
 179      * Listener method to perform the MOVE / CANCEL action available in this activity.
 180      *
 181      * @param v     Clicked view (button MOVE or CANCEL)
 182      */
 183     @Override
 184     public void onClick(View v) {
 185         if (v.getId() == R.id.ok) {
 186             /// perform movement operation in background thread
 187             Log_OC.d(TAG, "Clicked MOVE, start movement");
 188             new MoveFilesTask().execute();
 189
 190         } else if (v.getId() == R.id.cancel) {
 191             /// just finish
 192             Log_OC.d(TAG, "Clicked CANCEL, bye");
 193             finish();
 194
 195         } else {
 196             Log_OC.e(TAG, "Clicked phantom button, id: " + v.getId());
 197         }
 198     }
 199
 200
 201     /**
 202      * Asynchronous task performing the move of all the local files to the ownCloud folder.
 203      *
 204      * @author David A. Velasco
 205      */
 206     private class MoveFilesTask extends AsyncTask<Void, Void, Boolean> {
 207
 208         /**
 209          * Updates the UI before trying the movement
 210          */
 211         @Override
 212         protected void onPreExecute () {
 213             /// progress dialog and disable 'Move' button
 214             mCurrentDialog = IndeterminateProgressDialog.newInstance(R.string.wait_a_moment, false);
 215             mCurrentDialog.show(getSupportFragmentManager(), WAIT_DIALOG_TAG);
 216             findViewById(R.id.ok).setEnabled(false);
 217         }
 218
 219
 220         /**
 221          * Performs the movement
 222          *
 223          * @return     'False' when the movement of any file fails.
 224          */
 225         @Override
 226         protected Boolean doInBackground(Void... params) {
 227             while (!mLocalPaths.isEmpty()) {
 228                 String currentPath = mLocalPaths.get(0);
 229                 File currentFile = new File(currentPath);
 230                 String expectedPath = FileStorageUtils.getSavePath(mAccount.name) + mRemotePaths.get(0);
 231                 File expectedFile = new File(expectedPath);
 232
 233                 if (expectedFile.equals(currentFile) || currentFile.renameTo(expectedFile)) {
 234                     // SUCCESS
 235                     OCFile file = mStorageManager.getFileByPath(mRemotePaths.get(0));
 236                     file.setStoragePath(expectedPath);
 237                     mStorageManager.saveFile(file);
 238                     mRemotePaths.remove(0);
 239                     mLocalPaths.remove(0);
 240
 241                 } else {
 242                     // FAIL
 243                     return false;
 244                 }
 245             }
 246             return true;
 247         }
 248
 249         /**
 250          * Updates the activity UI after the movement of local files is tried.
 251          *
 252          * If the movement was successful for all the files, finishes the activity immediately.
 253          *
 254          * In other case, the list of remaining files is still available to retry the movement.
 255          *
 256          * @param result      'True' when the movement was successful.
 257          */
 258         @Override
 259         protected void onPostExecute(Boolean result) {
 260             mAdapter.notifyDataSetChanged();
 261             mCurrentDialog.dismiss();
 262             mCurrentDialog = null;
 263             findViewById(R.id.ok).setEnabled(true);
 264
 265             if (result) {
 266                 // nothing else to do in this activity
 267                 Toast t = Toast.makeText(ErrorsWhileCopyingHandlerActivity.this, getString(R.string.foreign_files_success), Toast.LENGTH_LONG);
 268                 t.show();
 269                 finish();
 270
 271             } else {
 272                 Toast t = Toast.makeText(ErrorsWhileCopyingHandlerActivity.this, getString(R.string.foreign_files_fail), Toast.LENGTH_LONG);
 273                 t.show();
 274             }
 275         }
 276     }
 277
 278 }