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