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.BufferedReader;
  22 import java.io.File;
  23 import java.io.InputStreamReader;
  24 import java.lang.Thread.UncaughtExceptionHandler;
  25 import java.util.ArrayList;
  26
  27 import android.accounts.Account;
  28 import android.accounts.AccountManager;
  29 import android.app.AlertDialog;
  30 import android.app.AlertDialog.Builder;
  31 import android.app.Dialog;
  32 import android.content.BroadcastReceiver;
  33 import android.content.ContentResolver;
  34 import android.content.Context;
  35 import android.content.DialogInterface;
  36 import android.content.DialogInterface.OnClickListener;
  37 import android.content.Intent;
  38 import android.content.IntentFilter;
  39 import android.content.pm.PackageInfo;
  40 import android.content.pm.PackageManager;
  41 import android.content.pm.PackageManager.NameNotFoundException;
  42 import android.database.Cursor;
  43 import android.net.Uri;
  44 import android.os.Bundle;
  45 import android.provider.MediaStore;
  46 import android.telephony.TelephonyManager;
  47 import android.util.Log;
  48 import android.view.View;
  49 import android.view.ViewGroup;
  50 import android.widget.ArrayAdapter;
  51 import android.widget.CheckedTextView;
  52 import android.widget.EditText;
  53 import android.widget.TextView;
  54
  55 import com.actionbarsherlock.app.ActionBar;
  56 import com.actionbarsherlock.app.ActionBar.OnNavigationListener;
  57 import com.actionbarsherlock.app.SherlockFragmentActivity;
  58 import com.actionbarsherlock.view.Menu;
  59 import com.actionbarsherlock.view.MenuInflater;
  60 import com.actionbarsherlock.view.MenuItem;
  61 import com.actionbarsherlock.view.Window;
  62
  63 import eu.alefzero.owncloud.AccountUtils;
  64 import eu.alefzero.owncloud.CrashHandler;
  65 import eu.alefzero.owncloud.R;
  66 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  67 import eu.alefzero.owncloud.datamodel.DataStorageManager;
  68 import eu.alefzero.owncloud.datamodel.FileDataStorageManager;
  69 import eu.alefzero.owncloud.datamodel.OCFile;
  70 import eu.alefzero.owncloud.files.services.FileUploader;
  71 import eu.alefzero.owncloud.syncadapter.FileSyncService;
  72 import eu.alefzero.owncloud.ui.fragment.FileDetailFragment;
  73 import eu.alefzero.owncloud.ui.fragment.FileListFragment;
  74 import eu.alefzero.webdav.WebdavClient;
  75
  76 /**
  77  * Displays, what files the user has available in his ownCloud.
  78  *
  79  * @author Bartek Przybylski
  80  *
  81  */
  82
  83 public class FileDisplayActivity extends SherlockFragmentActivity implements
  84         OnNavigationListener, OnClickListener, android.view.View.OnClickListener {
  85     private ArrayAdapter<String> mDirectories;
  86     private DataStorageManager mStorageManager;
  87     private FileListFragment mFileList;
  88     private OCFile mCurrentDir;
  89     private String[] mDirs = null;
  90
  91     private SyncBroadcastReceiver syncBroadcastRevceiver;
  92
  93     private View mLayoutView = null;
  94
  95     private static final String KEY_DIR_ARRAY = "DIR_ARRAY";
  96     private static final String KEY_CURRENT_DIR = "DIR";
  97
  98     private static final int DIALOG_SETUP_ACCOUNT = 0;
  99     private static final int DIALOG_CREATE_DIR = 1;
 100     private static final int DIALOG_ABOUT_APP = 2;
 101     private static final int ACTION_SELECT_FILE = 1;
 102
 103     @Override
 104     public void onCreate(Bundle savedInstanceState) {
 105         super.onCreate(savedInstanceState);
 106
 107         // TODO: fix hack: workaround for bug in actionbar sherlock
 108         // it always shows indeterminate progress bar
 109         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
 110             requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
 111             setProgressBarIndeterminateVisibility(false);
 112         }
 113
 114         Thread.setDefaultUncaughtExceptionHandler(new CrashHandler(getApplicationContext()));
 115
 116         if(savedInstanceState != null){
 117             mCurrentDir = (OCFile) savedInstanceState.getParcelable(KEY_CURRENT_DIR);
 118         }
 119
 120         if (findViewById(R.id.file_list_view) == null)
 121             mLayoutView = getLayoutInflater().inflate(R.layout.files, null);  // always inflate this at onCreate() ; just once!
 122
 123         //TODO: Dialog useless -> get rid of this
 124         if (!accountsAreSetup()) {
 125             setContentView(R.layout.no_account_available);
 126             setProgressBarIndeterminateVisibility(false);
 127             getSupportActionBar().setNavigationMode(ActionBar.DISPLAY_SHOW_TITLE);
 128             findViewById(R.id.setup_account).setOnClickListener(this);
 129
 130         } else if (findViewById(R.id.file_list_view) == null) {
 131             setContentView(mLayoutView);
 132         }
 133
 134     }
 135
 136     @Override
 137     public boolean onCreateOptionsMenu(Menu menu) {
 138         MenuInflater inflater = getSherlock().getMenuInflater();
 139             inflater.inflate(R.menu.menu, menu);
 140             return true;
 141     }
 142
 143     @Override
 144     public boolean onOptionsItemSelected(MenuItem item) {
 145         boolean retval = true;
 146         switch (item.getItemId()) {
 147             case R.id.createDirectoryItem: {
 148                 showDialog(DIALOG_CREATE_DIR);
 149                 break;
 150             }
 151             case R.id.startSync: {
 152                 Bundle bundle = new Bundle();
 153                 bundle.putBoolean(ContentResolver.SYNC_EXTRAS_MANUAL, true);
 154                 ContentResolver.requestSync(
 155                         AccountUtils.getCurrentOwnCloudAccount(this),
 156                         "org.owncloud", bundle);
 157                 break;
 158             }
 159             case R.id.action_upload: {
 160                 Intent action = new Intent(Intent.ACTION_GET_CONTENT);
 161                 action = action.setType("*/*")
 162                         .addCategory(Intent.CATEGORY_OPENABLE);
 163                 startActivityForResult(
 164                         Intent.createChooser(action, "Upload file from..."),
 165                         ACTION_SELECT_FILE);
 166                 break;
 167             }
 168             case R.id.action_settings: {
 169                 Intent settingsIntent = new Intent(this, Preferences.class);
 170                 startActivity(settingsIntent);
 171                 break;
 172             }
 173             case R.id.about_app : {
 174                 showDialog(DIALOG_ABOUT_APP);
 175                 break;
 176             }
 177             case android.R.id.home: {
 178                 if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 179                     onBackPressed();
 180                 }
 181                 break;
 182             }
 183             default:
 184                 retval = false;
 185         }
 186         return retval;
 187     }
 188
 189     @Override
 190     public boolean onNavigationItemSelected(int itemPosition, long itemId) {
 191         int i = itemPosition;
 192         while (i-- != 0) {
 193             onBackPressed();
 194         }
 195         return true;
 196     }
 197
 198     /**
 199      * Called, when the user selected something for uploading
 200      */
 201     public void onActivityResult(int requestCode, int resultCode, Intent data) {
 202         if (resultCode == RESULT_OK) {
 203             if (requestCode == ACTION_SELECT_FILE) {
 204                 Uri selectedImageUri = data.getData();
 205
 206                 String filemanagerstring = selectedImageUri.getPath();
 207                 String selectedImagePath = getPath(selectedImageUri);
 208                 String filepath;
 209
 210                 if (selectedImagePath != null)
 211                     filepath = selectedImagePath;
 212                 else
 213                     filepath = filemanagerstring;
 214
 215                 if (filepath == null) {
 216                     Log.e("FileDisplay", "Couldnt resolve path to file");
 217                     return;
 218                 }
 219
 220                 Intent i = new Intent(this, FileUploader.class);
 221                 i.putExtra(FileUploader.KEY_ACCOUNT,
 222                         AccountUtils.getCurrentOwnCloudAccount(this));
 223                 String remotepath = new String();
 224                 for (int j = mDirectories.getCount() - 2; j >= 0; --j) {
 225                     remotepath += "/" + mDirectories.getItem(j);
 226                 }
 227                 if (!remotepath.endsWith("/"))
 228                     remotepath += "/";
 229                 remotepath += new File(filepath).getName();
 230                 remotepath = Uri.encode(remotepath, "/");
 231
 232                 i.putExtra(FileUploader.KEY_LOCAL_FILE, filepath);
 233                 i.putExtra(FileUploader.KEY_REMOTE_FILE, remotepath);
 234                 i.putExtra(FileUploader.KEY_UPLOAD_TYPE, FileUploader.UPLOAD_SINGLE_FILE);
 235                 startService(i);
 236             }
 237         }
 238     }
 239
 240     @Override
 241     public void onBackPressed() {
 242         if (mDirectories == null || mDirectories.getCount() <= 1) {
 243             finish();
 244             return;
 245         }
 246         popDirname();
 247         mFileList.onNavigateUp();
 248         mCurrentDir = mFileList.getCurrentFile();
 249
 250         if(mCurrentDir.getParentId() == 0){
 251             ActionBar actionBar = getSupportActionBar();
 252             actionBar.setDisplayHomeAsUpEnabled(false);
 253         }
 254     }
 255
 256     @Override
 257     protected void onRestoreInstanceState(Bundle savedInstanceState) {
 258         super.onRestoreInstanceState(savedInstanceState);
 259         mDirs = savedInstanceState.getStringArray(KEY_DIR_ARRAY);
 260         mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 261         mDirectories.add("/");
 262         if (mDirs != null)
 263             for (String s : mDirs)
 264                 mDirectories.insert(s, 0);
 265         mCurrentDir = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 266     }
 267
 268     @Override
 269     protected void onSaveInstanceState(Bundle outState) {
 270         super.onSaveInstanceState(outState);
 271         if(mDirectories != null && mDirectories.getCount() != 0){
 272             mDirs = new String[mDirectories.getCount()-1];
 273             for (int j = mDirectories.getCount() - 2, i = 0; j >= 0; --j, ++i) {
 274                 mDirs[i] = mDirectories.getItem(j);
 275             }
 276         }
 277         outState.putStringArray(KEY_DIR_ARRAY, mDirs);
 278         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 279     }
 280
 281     @Override
 282     protected void onResume() {
 283         super.onResume();
 284
 285         if (accountsAreSetup()) {
 286
 287             setContentView(mLayoutView);    // this should solve the crash by repeated inflating in big screens (DROIDCLOUD-27)
 288
 289             // Listen for sync messages
 290             IntentFilter syncIntentFilter = new IntentFilter(FileSyncService.SYNC_MESSAGE);
 291             syncBroadcastRevceiver = new SyncBroadcastReceiver();
 292             registerReceiver(syncBroadcastRevceiver, syncIntentFilter);
 293
 294             // Storage manager initialization
 295             mStorageManager = new FileDataStorageManager(
 296                     AccountUtils.getCurrentOwnCloudAccount(this),
 297                     getContentResolver());
 298
 299             // File list
 300             mFileList = (FileListFragment) getSupportFragmentManager().findFragmentById(R.id.fileList);
 301
 302             // Figure out what directory to list.
 303             // Priority: Intent (here), savedInstanceState (onCreate), root dir (dir is null)
 304             if(getIntent().hasExtra(FileDetailFragment.EXTRA_FILE)){
 305                 mCurrentDir = (OCFile) getIntent().getParcelableExtra(FileDetailFragment.EXTRA_FILE);
 306                 if(mCurrentDir != null && !mCurrentDir.isDirectory()){
 307                     mCurrentDir = mStorageManager.getFileById(mCurrentDir.getParentId());
 308                 }
 309
 310                 // Clear intent extra, so rotating the screen will not return us to this directory
 311                 getIntent().removeExtra(FileDetailFragment.EXTRA_FILE);
 312             }
 313
 314             if (mCurrentDir == null)
 315                 mCurrentDir = mStorageManager.getFileByPath("/");
 316
 317             // Drop-Down navigation and file list restore
 318             mDirectories = new CustomArrayAdapter<String>(this, R.layout.sherlock_spinner_dropdown_item);
 319
 320
 321             // Given the case we have a file to display:
 322             if(mCurrentDir != null){
 323                 ArrayList<OCFile> files = new ArrayList<OCFile>();
 324                 OCFile currFile = mCurrentDir;
 325                 while(currFile != null){
 326                     files.add(currFile);
 327                     currFile = mStorageManager.getFileById(currFile.getParentId());
 328                 }
 329
 330                 // Insert in mDirs
 331                 mDirs = new String[files.size()];
 332                 for(int i = files.size() - 1; i >= 0; i--){
 333                     mDirs[i] = files.get(i).getFileName();
 334                 }
 335             }
 336
 337             if (mDirs != null) {
 338                 for (String s : mDirs)
 339                     mDirectories.add(s);
 340             } else {
 341                 mDirectories.add("/");
 342             }
 343
 344             // Actionbar setup
 345             ActionBar action_bar = getSupportActionBar();
 346             action_bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST);
 347             action_bar.setDisplayShowTitleEnabled(false);
 348             action_bar.setListNavigationCallbacks(mDirectories, this);
 349             if(mCurrentDir != null && mCurrentDir.getParentId() != 0){
 350                 action_bar.setDisplayHomeAsUpEnabled(true);
 351             } else {
 352                 action_bar.setDisplayHomeAsUpEnabled(false);
 353             }
 354
 355             // List dir here
 356             mFileList.listDirectory(mCurrentDir);
 357         }
 358     }
 359
 360     @Override
 361     protected void onPause() {
 362         super.onPause();
 363         if (syncBroadcastRevceiver != null) {
 364             unregisterReceiver(syncBroadcastRevceiver);
 365             syncBroadcastRevceiver = null;
 366         }
 367         getIntent().putExtra(FileDetailFragment.EXTRA_FILE, mCurrentDir);
 368     }
 369
 370     @Override
 371     protected Dialog onCreateDialog(int id) {
 372         Dialog dialog = null;
 373         AlertDialog.Builder builder;
 374         switch (id) {
 375         case DIALOG_SETUP_ACCOUNT:
 376             builder = new AlertDialog.Builder(this);
 377             builder.setTitle(R.string.main_tit_accsetup);
 378             builder.setMessage(R.string.main_wrn_accsetup);
 379             builder.setCancelable(false);
 380             builder.setPositiveButton(android.R.string.ok, this);
 381             builder.setNegativeButton(android.R.string.cancel, this);
 382             dialog = builder.create();
 383             break;
 384         case DIALOG_ABOUT_APP: {
 385             builder = new AlertDialog.Builder(this);
 386             builder.setTitle("About");
 387             PackageInfo pkg;
 388             try {
 389                 pkg = getPackageManager().getPackageInfo(getPackageName(), 0);
 390                 builder.setMessage("ownCloud android client\n\nversion: " + pkg.versionName );
 391                 builder.setIcon(android.R.drawable.ic_menu_info_details);
 392                 dialog = builder.create();
 393             } catch (NameNotFoundException e) {
 394                 builder = null;
 395                 dialog = null;
 396                 e.printStackTrace();
 397             }
 398             break;
 399         }
 400         case DIALOG_CREATE_DIR: {
 401             builder = new Builder(this);
 402             final EditText dirNameInput = new EditText(getBaseContext());
 403             final Account a = AccountUtils.getCurrentOwnCloudAccount(this);
 404             builder.setView(dirNameInput);
 405             builder.setTitle(R.string.uploader_info_dirname);
 406             int typed_color = getResources().getColor(R.color.setup_text_typed);
 407             dirNameInput.setTextColor(typed_color);
 408             builder.setPositiveButton(android.R.string.ok,
 409                     new OnClickListener() {
 410                         public void onClick(DialogInterface dialog, int which) {
 411                             String directoryName = dirNameInput.getText().toString();
 412                             if (directoryName.trim().length() == 0) {
 413                                 dialog.cancel();
 414                                 return;
 415                             }
 416
 417                             // Figure out the path where the dir needs to be created
 418                             String path;
 419                             if (mCurrentDir == null) {
 420                                 if (!mStorageManager.fileExists("/")) {
 421                                     OCFile file = new OCFile("/");
 422                                     mStorageManager.saveFile(file);
 423                                     mCurrentDir = mStorageManager.getFileByPath("/");
 424                                 } else {
 425                                     Log.wtf("FileDisplay", "OMG NO!");
 426                                     return;
 427                                 }
 428                             }
 429                             path = FileDisplayActivity.this.mCurrentDir.getRemotePath();
 430
 431                             // Create directory
 432                             path += Uri.encode(directoryName) + "/";
 433                             Thread thread = new Thread(new DirectoryCreator(path, a));
 434                             thread.start();
 435
 436                             // Save new directory in local database
 437                             OCFile newDir = new OCFile(path);
 438                             newDir.setMimetype("DIR");
 439                             newDir.setParentId(mCurrentDir.getFileId());
 440                             mStorageManager.saveFile(newDir);
 441
 442                             // Display the new folder right away
 443                             dialog.dismiss();
 444                             mFileList.listDirectory(mCurrentDir);
 445                         }
 446                     });
 447             builder.setNegativeButton(R.string.common_cancel,
 448                     new OnClickListener() {
 449                         public void onClick(DialogInterface dialog, int which) {
 450                             dialog.cancel();
 451                         }
 452                     });
 453             dialog = builder.create();
 454             break;
 455         }
 456         default:
 457             dialog = null;
 458         }
 459
 460         return dialog;
 461     }
 462
 463
 464     /**
 465      * Responds to the "There are no ownCloud Accounts setup" dialog
 466      * TODO: Dialog is 100% useless -> Remove
 467      */
 468     @Override
 469     public void onClick(DialogInterface dialog, int which) {
 470         // In any case - we won't need it anymore
 471         dialog.dismiss();
 472         switch (which) {
 473         case DialogInterface.BUTTON_POSITIVE:
 474             Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 475             intent.putExtra("authorities",
 476                     new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 477             startActivity(intent);
 478             break;
 479         case DialogInterface.BUTTON_NEGATIVE:
 480             finish();
 481         }
 482
 483     }
 484
 485     /**
 486      * Translates a content URI of an image to a physical path
 487      * on the disk
 488      * @param uri The URI to resolve
 489      * @return The path to the image or null if it could not be found
 490      */
 491     public String getPath(Uri uri) {
 492         String[] projection = { MediaStore.Images.Media.DATA };
 493         Cursor cursor = managedQuery(uri, projection, null, null, null);
 494         if (cursor != null) {
 495             int column_index = cursor
 496                     .getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
 497             cursor.moveToFirst();
 498             return cursor.getString(column_index);
 499         }
 500         return null;
 501     }
 502
 503     /**
 504      * Pushes a directory to the drop down list
 505      * @param directory to push
 506      * @throws IllegalArgumentException If the {@link OCFile#isDirectory()} returns false.
 507      */
 508     public void pushDirname(OCFile directory) {
 509         if(!directory.isDirectory()){
 510             throw new IllegalArgumentException("Only directories may be pushed!");
 511         }
 512         mDirectories.insert(directory.getFileName(), 0);
 513         mCurrentDir = directory;
 514     }
 515
 516     /**
 517      * Pops a directory name from the drop down list
 518      * @return True, unless the stack is empty
 519      */
 520     public boolean popDirname() {
 521         mDirectories.remove(mDirectories.getItem(0));
 522         return !mDirectories.isEmpty();
 523     }
 524
 525     /**
 526      * Checks, whether or not there are any ownCloud accounts setup.
 527      *
 528      * @return true, if there is at least one account.
 529      */
 530     private boolean accountsAreSetup() {
 531         AccountManager accMan = AccountManager.get(this);
 532         Account[] accounts = accMan
 533                 .getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE);
 534         return accounts.length > 0;
 535     }
 536
 537     private class DirectoryCreator implements Runnable {
 538         private String mTargetPath;
 539         private Account mAccount;
 540         private AccountManager mAm;
 541
 542         public DirectoryCreator(String targetPath, Account account) {
 543             mTargetPath = targetPath;
 544             mAccount = account;
 545             mAm = (AccountManager) getSystemService(ACCOUNT_SERVICE);
 546         }
 547
 548         @Override
 549         public void run() {
 550             WebdavClient wdc = new WebdavClient(Uri.parse(mAm.getUserData(
 551                     mAccount, AccountAuthenticator.KEY_OC_URL)));
 552
 553             String username = mAccount.name.substring(0,
 554                     mAccount.name.lastIndexOf('@'));
 555             String password = mAm.getPassword(mAccount);
 556
 557             wdc.setCredentials(username, password);
 558             wdc.allowSelfsignedCertificates();
 559             wdc.createDirectory(mTargetPath);
 560         }
 561
 562     }
 563
 564     // Custom array adapter to override text colors
 565     private class CustomArrayAdapter<T> extends ArrayAdapter<T> {
 566
 567         public CustomArrayAdapter(FileDisplayActivity ctx, int view) {
 568             super(ctx, view);
 569         }
 570
 571         public View getView(int position, View convertView, ViewGroup parent) {
 572             View v = super.getView(position, convertView, parent);
 573
 574             ((TextView) v).setTextColor(getResources().getColorStateList(
 575                     android.R.color.white));
 576             return v;
 577         }
 578
 579         public View getDropDownView(int position, View convertView,
 580                 ViewGroup parent) {
 581             View v = super.getDropDownView(position, convertView, parent);
 582
 583             ((TextView) v).setTextColor(getResources().getColorStateList(
 584                     android.R.color.white));
 585
 586             return v;
 587         }
 588
 589     }
 590
 591     private class SyncBroadcastReceiver extends BroadcastReceiver {
 592         /**
 593          * {@link BroadcastReceiver} to enable syncing feedback in UI
 594          */
 595         @Override
 596         public void onReceive(Context context, Intent intent) {
 597             boolean inProgress = intent.getBooleanExtra(
 598                     FileSyncService.IN_PROGRESS, false);
 599             String account_name = intent
 600                     .getStringExtra(FileSyncService.ACCOUNT_NAME);
 601             Log.d("FileDisplay", "sync of account " + account_name
 602                     + " is in_progress: " + inProgress);
 603             setProgressBarIndeterminateVisibility(inProgress);
 604             if (!inProgress) {
 605                 FileListFragment fileListFramgent = (FileListFragment) getSupportFragmentManager()
 606                         .findFragmentById(R.id.fileList);
 607                 if (fileListFramgent != null)
 608                     fileListFramgent.listDirectory();
 609             }
 610         }
 611
 612     }
 613
 614     @Override
 615     public void onClick(View v) {
 616         if (v.getId() == R.id.setup_account) {
 617             Intent intent = new Intent("android.settings.ADD_ACCOUNT_SETTINGS");
 618             intent.putExtra("authorities", new String[] { AccountAuthenticator.AUTH_TOKEN_TYPE });
 619             startActivity(intent);
 620         }
 621     }
 622
 623     public DataStorageManager getStorageManager() {
 624         return mStorageManager;
 625     }
 626 }