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