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