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