src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2011  Bartek Przybylski
   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 3 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 eu.alefzero.owncloud.ui.activity;
  20
  21 import java.io.File;
  22 import java.io.FileInputStream;
  23 import java.io.FileNotFoundException;
  24 import java.io.IOException;
  25 import java.util.LinkedList;
  26 import java.util.Stack;
  27
  28 import android.accounts.Account;
  29 import android.accounts.AccountManager;
  30 import android.app.AlertDialog;
  31 import android.app.Dialog;
  32 import android.app.ListActivity;
  33 import android.content.DialogInterface;
  34 import android.content.Intent;
  35 import android.content.DialogInterface.OnCancelListener;
  36 import android.content.res.Configuration;
  37 import android.database.Cursor;
  38 import android.graphics.Bitmap;
  39 import android.graphics.BitmapFactory;
  40 import android.graphics.Matrix;
  41 import android.net.Uri;
  42 import android.os.Bundle;
  43 import android.os.Environment;
  44 import android.support.v4.app.FragmentActivity;
  45 import android.support.v4.app.FragmentTransaction;
  46 import android.support.v4.view.Menu;
  47 import android.support.v4.view.MenuItem;
  48 import android.text.TextUtils;
  49 import android.util.Log;
  50 import android.view.MenuInflater;
  51 import android.view.View;
  52 import android.view.Window;
  53 import android.widget.ImageView;
  54 import android.widget.ListView;
  55 import android.widget.TextView;
  56 import eu.alefzero.owncloud.R;
  57 import eu.alefzero.owncloud.R.id;
  58 import eu.alefzero.owncloud.R.layout;
  59 import eu.alefzero.owncloud.R.menu;
  60 import eu.alefzero.owncloud.R.string;
  61 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  62 import eu.alefzero.owncloud.db.DbHandler;
  63 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
  64 import eu.alefzero.owncloud.ui.fragment.FileDetail;
  65 import eu.alefzero.owncloud.ui.fragment.FileList;
  66 import eu.alefzero.owncloud.ui.fragment.ActionBar;
  67
  68 /**
  69  * Displays, what files the user has available in his ownCloud.
  70  * @author Bartek Przybylski
  71  *
  72  */
  73 public class FileDisplayActivity extends FragmentActivity {
  74   private DbHandler mDBHandler;
  75   private Stack<String> mParents;
  76   private LinkedList<String> mPath;
  77   private Account mAccount;
  78   private Cursor mCursor;
  79   private boolean mIsDisplayingFile;
  80
  81   private static final int DIALOG_CHOOSE_ACCOUNT = 0;
  82
  83   @Override
  84   public void onCreate(Bundle savedInstanceState) {
  85     super.onCreate(savedInstanceState);
  86     getWindow().requestFeature(Window.FEATURE_NO_TITLE);
  87     setContentView(R.layout.files);
  88
  89     FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
  90     //ft.add(R.id.actionBar, new ActionBar());
  91     ft.add(R.id.fileList, new FileList());
  92     if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
  93       ft.add(R.id.fileDetail, new FileDetail());
  94     }
  95     ft.commit();
  96
  97     /*getSupportFragmentManager().beginTransaction().add(arg0, arg1);
  98     FileList fl = new FileList();
  99     ft.add(R.id.fileList, fl);
 100     ft.commit();
 101     /*
 102
 103
 104     if (savedInstanceState != null) {
 105       mParents = (Stack<String>)savedInstanceState.getSerializable("parentsStack");
 106       mIsDisplayingFile = savedInstanceState.getBoolean("isDisplayingFile");
 107       mPath = (LinkedList<String>)savedInstanceState.getSerializable("path");
 108     } else {
 109       mParents = new Stack<String>();
 110       mPath = new LinkedList<String>();
 111       mIsDisplayingFile = false;
 112     }
 113
 114     mDBHandler = new DbHandler(getBaseContext());
 115     requestWindowFeature(Window.FEATURE_NO_TITLE);
 116     setContentView(R.layout.main);
 117
 118     AccountManager accMan = AccountManager.get(this);
 119     Account[] accounts = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE);
 120
 121     if (accounts.length == 0) {
 122       // using string value since in API7 this constatn is not defined
 123       // in API7 < this constatant is defined in Settings.ADD_ACCOUNT_SETTINGS
 124       // and Settings.EXTRA_AUTHORITIES
 125       Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 126       intent.putExtra("authorities", new String[] {AccountAuthenticator.AUTH_TOKEN_TYPE});
 127       startActivity(intent);
 128     } else if (accounts.length > 1) {
 129       showDialog(DIALOG_CHOOSE_ACCOUNT);
 130     } else {
 131       mAccount = accounts[0];
 132       populateFileList();
 133     }*/
 134   }
 135
 136   @Override
 137   public boolean onOptionsItemSelected(MenuItem item) {
 138     switch (item.getItemId()) {
 139       case R.id.settingsItem :
 140         Intent i = new Intent(this, Preferences.class);
 141         startActivity(i);
 142         break;
 143     }
 144     return true;
 145   }
 146
 147   @Override
 148   protected Dialog onCreateDialog(int id) {
 149     switch (id) {
 150       case DIALOG_CHOOSE_ACCOUNT:
 151         return createChooseAccountDialog();
 152       default:
 153         throw new IllegalArgumentException("Unknown dialog id: " + id);
 154     }
 155   }
 156
 157   @Override
 158   public boolean onCreateOptionsMenu(Menu menu) {
 159     MenuInflater inflater = getMenuInflater();
 160     inflater.inflate(R.menu.menu, menu);
 161     return true;
 162   }
 163
 164   private Dialog createChooseAccountDialog() {
 165     final AccountManager accMan = AccountManager.get(this);
 166     CharSequence[] items = new CharSequence[accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE).length];
 167     int i = 0;
 168     for (Account a : accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)) {
 169       items[i++] = a.name;
 170     }
 171
 172     AlertDialog.Builder builder = new AlertDialog.Builder(this);
 173     builder.setTitle(R.string.common_choose_account);
 174     builder.setCancelable(true);
 175     builder.setItems(items, new DialogInterface.OnClickListener() {
 176         public void onClick(DialogInterface dialog, int item) {
 177             mAccount = accMan.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[item];
 178             dialog.dismiss();
 179             populateFileList();
 180         }
 181     });
 182     builder.setOnCancelListener(new OnCancelListener() {
 183       public void onCancel(DialogInterface dialog) {
 184         FileDisplayActivity.this.finish();
 185       }
 186     });
 187     AlertDialog alert = builder.create();
 188     return alert;
 189   }
 190
 191   //@Override
 192   //public void onBackPressed() {
 193     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 194     if (mIsDisplayingFile) {
 195       mIsDisplayingFile = false;
 196       setContentView(R.layout.main);
 197       pl = (PathLayout) findViewById(R.id.pathLayout1);
 198       Uri uri;
 199       if (mParents.empty()) {
 200         uri = ProviderTableMeta.CONTENT_URI;
 201       } else {
 202         uri = Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek());
 203       }
 204       mCursor = managedQuery(uri,
 205                              null,
 206                              ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 207                              new String[]{mAccount.name}, null);
 208
 209       if (mCursor.moveToFirst()) {
 210         String s = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_PATH));
 211         for (String str : s.split("/")) {
 212           if (!TextUtils.isEmpty(str))
 213             pl.push(DisplayUtils.HtmlDecode(str));
 214         }
 215       }
 216       getListView().setAdapter(new FileListListAdapter(mCursor, this));
 217       getListView().invalidate();
 218       return;
 219     }
 220     if (mParents.size()==0) {
 221       super.onBackPressed();
 222       return;
 223     } else if (mParents.size() == 1) {
 224       mParents.pop();
 225       mPath.removeLast();
 226       pl.pop();
 227       mCursor = managedQuery(ProviderTableMeta.CONTENT_URI,
 228           null,
 229           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 230           new String[]{mAccount.name},
 231           null);
 232     } else {
 233       mParents.pop();
 234       mPath.removeLast();
 235       pl.pop();
 236       mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 237           null,
 238           ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 239           new String[]{mAccount.name},
 240           null);
 241     }
 242
 243     setListAdapter(new FileListListAdapter(mCursor, this));
 244     getListView().invalidate();*/
 245   //}
 246
 247   //@Override
 248 /*  protected void onListItemClick(ListView l, View v, int position, long id) {
 249     super.onListItemClick(l, v, position, id);
 250     /*PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 251     if (!mCursor.moveToPosition(position)) {
 252       throw new IndexOutOfBoundsException("Incorrect item selected");
 253     }
 254     if (!mIsDisplayingFile) {
 255       if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
 256         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 257         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
 258         pl.push(DisplayUtils.HtmlDecode(dirname));
 259         mPath.addLast(DisplayUtils.HtmlDecode(dirname));
 260         mParents.push(id_);
 261         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, id_),
 262                                null,
 263                                ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 264                                new String[]{mAccount.name}, null);
 265         setListAdapter(new FileListListAdapter(mCursor, this));
 266       } else {
 267         mIsDisplayingFile = true;
 268         setContentView(R.layout.file_display);
 269         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
 270         mCursor = managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_FILE, id_),
 271                                null,
 272                                null,
 273                                null,
 274                                null);
 275         mCursor.moveToFirst();
 276         // filename
 277         TextView tv = (TextView) findViewById(R.id.textView1);
 278         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME)));
 279         // filetype
 280         tv = (TextView) findViewById(R.id.textView2);
 281         tv.setText(DisplayUtils.convertMIMEtoPrettyPrint(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE))));
 282         // size
 283         tv = (TextView) findViewById(R.id.textView3);
 284         tv.setText(DisplayUtils.bitsToHumanReadable(mCursor.getLong(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_LENGTH))));
 285         // modified
 286         tv = (TextView) findViewById(R.id.textView4);
 287         tv.setText(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_MODIFIED)));
 288         if (!TextUtils.isEmpty(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH))) &&
 289             mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).matches("image/*")) {
 290           ImageView iv = (ImageView) findViewById(R.id.imageView1);
 291           Bitmap bmp = BitmapFactory.decodeFile(mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_STORAGE_PATH)));
 292           Matrix m = new Matrix();
 293           float scale;
 294           if (bmp.getWidth() > bmp.getHeight()) {
 295             scale = (float) (200./bmp.getWidth());
 296           } else {
 297             scale = (float) (200./bmp.getHeight());
 298           }
 299           m.postScale(scale, scale);
 300           Bitmap newBmp = Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), m, true);
 301           iv.setImageBitmap(newBmp);
 302         }
 303         setListAdapter(new FileListActionListAdapter(mCursor, this, mAccount));
 304       }
 305       getListView().invalidate();
 306     } else {
 307         Intent i = (Intent) getListAdapter().getItem(position);
 308         if (i.hasExtra("toDownload")) {
 309
 310           Intent intent = new Intent(this, FileDownloader.class);
 311           intent.putExtra(FileDownloader.EXTRA_FILE_PATH, "/"+((TextView)findViewById(R.id.textView1)).getText().toString());
 312           intent.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 313           startService(intent);
 314           /*
 315           if (i.getBooleanExtra("toDownload", false)) {
 316             startActivityForResult(i, 200);
 317           } else {
 318             startActivity(i);
 319           }*/
 320        // }
 321
 322     //}
 323 //  }
 324
 325   private void populateFileList() {
 326     if (mParents.empty()) {
 327       mCursor = getContentResolver().query(ProviderTableMeta.CONTENT_URI,
 328                                            null,
 329                                            ProviderTableMeta.FILE_ACCOUNT_OWNER+"=?",
 330                                            new String[]{mAccount.name},
 331                                            null);
 332     } else {
 333       mCursor = getContentResolver().query(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, mParents.peek()),
 334                                            null,
 335                                            ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
 336                                            new String[]{mAccount.name}, null);
 337       if (!mIsDisplayingFile) {
 338         //PathLayout pl = (PathLayout) findViewById(R.id.pathLayout1);
 339         //for (String s : mPath) {
 340         //  pl.push(s);
 341        // }
 342       }
 343     }
 344 //    setListAdapter(new FileListListAdapter(mCursor, this));
 345 //    getListView().invalidate();
 346   }
 347
 348   //@Override
 349   /*protected void onActivityResult(int requestCode, int resultCode, Intent data) {
 350     super.onActivityResult(requestCode, resultCode, data);
 351   }
 352
 353   @Override
 354   protected void onSaveInstanceState(Bundle outState) {
 355     super.onSaveInstanceState(outState);
 356     outState.putSerializable("parentsStack", mParents);
 357     outState.putSerializable("path", mPath);
 358     outState.putBoolean("isDisplayingFile", mIsDisplayingFile);
 359   }*/
 360
 361 }