src/eu/alefzero/owncloud/ui/fragment/FileDetailFragment.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 package eu.alefzero.owncloud.ui.fragment;
  19
  20 import java.io.File;
  21 import java.io.IOException;
  22 import java.util.ArrayList;
  23 import java.util.List;
  24
  25 import org.apache.commons.httpclient.HttpException;
  26 import org.apache.commons.httpclient.methods.GetMethod;
  27 import org.apache.commons.httpclient.methods.PostMethod;
  28 import org.apache.commons.httpclient.methods.StringRequestEntity;
  29 import org.apache.commons.httpclient.params.HttpConnectionManagerParams;
  30 import org.apache.http.HttpStatus;
  31 import org.apache.http.NameValuePair;
  32 import org.apache.http.client.utils.URLEncodedUtils;
  33 import org.apache.http.message.BasicNameValuePair;
  34 import org.apache.http.protocol.HTTP;
  35 import org.apache.jackrabbit.webdav.client.methods.DavMethodBase;
  36 import org.apache.jackrabbit.webdav.client.methods.DeleteMethod;
  37 import org.apache.jackrabbit.webdav.client.methods.PropFindMethod;
  38 import org.json.JSONException;
  39 import org.json.JSONObject;
  40
  41 import android.accounts.Account;
  42 import android.accounts.AccountManager;
  43 import android.content.ActivityNotFoundException;
  44 import android.content.BroadcastReceiver;
  45 import android.content.Context;
  46 import android.content.Intent;
  47 import android.content.IntentFilter;
  48 import android.content.res.Resources.NotFoundException;
  49 import android.graphics.Bitmap;
  50 import android.graphics.BitmapFactory;
  51 import android.graphics.BitmapFactory.Options;
  52 import android.graphics.Point;
  53 import android.net.Uri;
  54 import android.os.AsyncTask;
  55 import android.os.Bundle;
  56 import android.os.Handler;
  57 import android.support.v4.app.FragmentTransaction;
  58 import android.util.Log;
  59 import android.view.Display;
  60 import android.view.LayoutInflater;
  61 import android.view.View;
  62 import android.view.View.OnClickListener;
  63 import android.view.ViewGroup;
  64 import android.view.WindowManager.LayoutParams;
  65 import android.webkit.MimeTypeMap;
  66 import android.widget.Button;
  67 import android.widget.CheckBox;
  68 import android.widget.ImageView;
  69 import android.widget.TextView;
  70 import android.widget.Toast;
  71
  72 import com.actionbarsherlock.app.SherlockDialogFragment;
  73 import com.actionbarsherlock.app.SherlockFragment;
  74
  75 import eu.alefzero.owncloud.AccountUtils;
  76 import eu.alefzero.owncloud.DisplayUtils;
  77 import eu.alefzero.owncloud.R;
  78 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  79 import eu.alefzero.owncloud.datamodel.FileDataStorageManager;
  80 import eu.alefzero.owncloud.datamodel.OCFile;
  81 import eu.alefzero.owncloud.files.services.FileDownloader;
  82 import eu.alefzero.owncloud.files.services.FileUploader;
  83 import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;
  84 import eu.alefzero.owncloud.utils.OwnCloudVersion;
  85 import eu.alefzero.webdav.WebdavClient;
  86 import eu.alefzero.webdav.WebdavUtils;
  87
  88 /**
  89  * This Fragment is used to display the details about a file.
  90  *
  91  * @author Bartek Przybylski
  92  *
  93  */
  94 public class FileDetailFragment extends SherlockFragment implements
  95         OnClickListener, ConfirmationDialogFragment.ConfirmationDialogFragmentListener {
  96
  97     public static final String EXTRA_FILE = "FILE";
  98     public static final String EXTRA_ACCOUNT = "ACCOUNT";
  99
 100     private int mLayout;
 101     private View mView;
 102     private OCFile mFile;
 103     private Account mAccount;
 104     private ImageView mPreview;
 105
 106     private DownloadFinishReceiver mDownloadFinishReceiver;
 107
 108     private static final String TAG = "FileDetailFragment";
 109     public static final String FTAG = "FileDetails";
 110     public static final String FTAG_CONFIRMATION = "REMOVE_CONFIRMATION_FRAGMENT";
 111
 112
 113     /**
 114      * Creates an empty details fragment.
 115      *
 116      * It's necessary to keep a public constructor without parameters; the system uses it when tries to reinstantiate a fragment automatically.
 117      */
 118     public FileDetailFragment() {
 119         mFile = null;
 120         mAccount = null;
 121         mLayout = R.layout.file_details_empty;
 122     }
 123
 124
 125     /**
 126      * Creates a details fragment.
 127      *
 128      * When 'fileToDetail' or 'ocAccount' are null, creates a dummy layout (to use when a file wasn't tapped before).
 129      *
 130      * @param fileToDetail      An {@link OCFile} to show in the fragment
 131      * @param ocAccount         An ownCloud account; needed to start downloads
 132      */
 133     public FileDetailFragment(OCFile fileToDetail, Account ocAccount){
 134         mFile = fileToDetail;
 135         mAccount = ocAccount;
 136         mLayout = R.layout.file_details_empty;
 137
 138         if(fileToDetail != null && ocAccount != null) {
 139             mLayout = R.layout.file_details_fragment;
 140         }
 141     }
 142
 143
 144     @Override
 145     public View onCreateView(LayoutInflater inflater, ViewGroup container,
 146             Bundle savedInstanceState) {
 147         super.onCreateView(inflater, container, savedInstanceState);
 148
 149         if (savedInstanceState != null) {
 150             mFile = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_FILE);
 151             mAccount = savedInstanceState.getParcelable(FileDetailFragment.EXTRA_ACCOUNT);
 152         }
 153
 154         View view = null;
 155         view = inflater.inflate(mLayout, container, false);
 156         mView = view;
 157
 158         if (mLayout == R.layout.file_details_fragment) {
 159             mView.findViewById(R.id.fdKeepInSync).setOnClickListener(this);
 160             mView.findViewById(R.id.fdRenameBtn).setOnClickListener(this);
 161             mView.findViewById(R.id.fdDownloadBtn).setOnClickListener(this);
 162             mView.findViewById(R.id.fdOpenBtn).setOnClickListener(this);
 163             mView.findViewById(R.id.fdRemoveBtn).setOnClickListener(this);
 164             //mView.findViewById(R.id.fdShareBtn).setOnClickListener(this);
 165             mPreview = (ImageView)mView.findViewById(R.id.fdPreview);
 166         }
 167
 168         updateFileDetails();
 169         return view;
 170     }
 171
 172
 173     @Override
 174     public void onSaveInstanceState(Bundle outState) {
 175         Log.i(getClass().toString(), "onSaveInstanceState() start");
 176         super.onSaveInstanceState(outState);
 177         outState.putParcelable(FileDetailFragment.EXTRA_FILE, mFile);
 178         outState.putParcelable(FileDetailFragment.EXTRA_ACCOUNT, mAccount);
 179         Log.i(getClass().toString(), "onSaveInstanceState() end");
 180     }
 181
 182
 183     @Override
 184     public void onResume() {
 185         super.onResume();
 186         mDownloadFinishReceiver = new DownloadFinishReceiver();
 187         IntentFilter filter = new IntentFilter(
 188                 FileDownloader.DOWNLOAD_FINISH_MESSAGE);
 189         getActivity().registerReceiver(mDownloadFinishReceiver, filter);
 190         mPreview = (ImageView)mView.findViewById(R.id.fdPreview);
 191     }
 192
 193     @Override
 194     public void onPause() {
 195         super.onPause();
 196         getActivity().unregisterReceiver(mDownloadFinishReceiver);
 197         mDownloadFinishReceiver = null;
 198         if (mPreview != null) {
 199             mPreview = null;
 200         }
 201     }
 202
 203     @Override
 204     public View getView() {
 205         return super.getView() == null ? mView : super.getView();
 206     }
 207
 208
 209
 210     @Override
 211     public void onClick(View v) {
 212         switch (v.getId()) {
 213             case R.id.fdDownloadBtn: {
 214                 Intent i = new Intent(getActivity(), FileDownloader.class);
 215                 i.putExtra(FileDownloader.EXTRA_ACCOUNT, mAccount);
 216                 i.putExtra(FileDownloader.EXTRA_REMOTE_PATH, mFile.getRemotePath());
 217                 i.putExtra(FileDownloader.EXTRA_FILE_PATH, mFile.getRemotePath());
 218                 i.putExtra(FileDownloader.EXTRA_FILE_SIZE, mFile.getFileLength());
 219
 220                 // update ui
 221                 Toast.makeText(getActivity(), "Downloading", Toast.LENGTH_LONG).show();
 222                 setButtonsForDownloading();
 223
 224                 getActivity().startService(i);
 225                 break;
 226             }
 227             case R.id.fdKeepInSync: {
 228                 CheckBox cb = (CheckBox) getView().findViewById(R.id.fdKeepInSync);
 229                 mFile.setKeepInSync(cb.isChecked());
 230                 FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getApplicationContext().getContentResolver());
 231                 fdsm.saveFile(mFile);
 232                 if (mFile.keepInSync()) {
 233                     onClick(getView().findViewById(R.id.fdDownloadBtn));
 234                 }
 235                 break;
 236             }
 237             case R.id.fdRenameBtn: {
 238                 EditNameFragment dialog = EditNameFragment.newInstance(mFile.getFileName());
 239                 dialog.show(getFragmentManager(), "nameeditdialog");
 240                 dialog.setOnDismissListener(this);
 241                 break;
 242             }
 243             case R.id.fdRemoveBtn: {
 244                 ConfirmationDialogFragment confDialog = ConfirmationDialogFragment.newInstance(R.string.confirmation_remove_alert, new String[]{mFile.getFileName()});
 245                 confDialog.setOnConfirmationListener(this);
 246                 confDialog.show(getFragmentManager(), FTAG_CONFIRMATION);
 247                 break;
 248             }
 249             case R.id.fdOpenBtn: {
 250                 String storagePath = mFile.getStoragePath();
 251                 String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 252                 try {
 253                     Intent i = new Intent(Intent.ACTION_VIEW);
 254                     i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 255                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 256                     startActivity(i);
 257
 258                 } catch (Throwable t) {
 259                     Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 260                     boolean toastIt = true;
 261                     String mimeType = "";
 262                     try {
 263                         Intent i = new Intent(Intent.ACTION_VIEW);
 264                         mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 265                         if (mimeType != null && !mimeType.equals(mFile.getMimetype())) {
 266                             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 267                             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 268                             startActivity(i);
 269                             toastIt = false;
 270                         }
 271
 272                     } catch (IndexOutOfBoundsException e) {
 273                         Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 274
 275                     } catch (ActivityNotFoundException e) {
 276                         Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 277
 278                     } catch (Throwable th) {
 279                         Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 280
 281                     } finally {
 282                         if (toastIt) {
 283                             Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 284                         }
 285                     }
 286
 287                 }
 288                 break;
 289             }
 290             default:
 291                 Log.e(TAG, "Incorrect view clicked!");
 292         }
 293
 294         /* else if (v.getId() == R.id.fdShareBtn) {
 295             Thread t = new Thread(new ShareRunnable(mFile.getRemotePath()));
 296             t.start();
 297         }*/
 298     }
 299
 300
 301     @Override
 302     public void onConfirmation(boolean confirmation, String callerTag) {
 303         if (confirmation && callerTag.equals(FTAG_CONFIRMATION)) {
 304             Log.e("ASD","onConfirmation");
 305             FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 306             if (fdsm.getFileById(mFile.getFileId()) != null) {
 307                 new Thread(new RemoveRunnable(mFile, mAccount, new Handler())).start();
 308             }
 309         } else if (!confirmation) Log.d(TAG, "REMOVAL CANCELED");
 310     }
 311
 312
 313     /**
 314      * Check if the fragment was created with an empty layout. An empty fragment can't show file details, must be replaced.
 315      *
 316      * @return  True when the fragment was created with the empty layout.
 317      */
 318     public boolean isEmpty() {
 319         return mLayout == R.layout.file_details_empty;
 320     }
 321
 322
 323     /**
 324      * Can be used to get the file that is currently being displayed.
 325      * @return The file on the screen.
 326      */
 327     public OCFile getDisplayedFile(){
 328         return mFile;
 329     }
 330
 331     /**
 332      * Use this method to signal this Activity that it shall update its view.
 333      *
 334      * @param file : An {@link OCFile}
 335      */
 336     public void updateFileDetails(OCFile file, Account ocAccount) {
 337         mFile = file;
 338         mAccount = ocAccount;
 339         updateFileDetails();
 340     }
 341
 342
 343     /**
 344      * Updates the view with all relevant details about that file.
 345      */
 346     public void updateFileDetails() {
 347
 348         if (mFile != null && mAccount != null && mLayout == R.layout.file_details_fragment) {
 349
 350             // set file details
 351             setFilename(mFile.getFileName());
 352             setFiletype(DisplayUtils.convertMIMEtoPrettyPrint(mFile
 353                     .getMimetype()));
 354             setFilesize(mFile.getFileLength());
 355             if(ocVersionSupportsTimeCreated()){
 356                 setTimeCreated(mFile.getCreationTimestamp());
 357             }
 358
 359             setTimeModified(mFile.getModificationTimestamp());
 360
 361             CheckBox cb = (CheckBox)getView().findViewById(R.id.fdKeepInSync);
 362             cb.setChecked(mFile.keepInSync());
 363
 364             // configure UI for depending upon local state of the file
 365             if (FileDownloader.isDownloading(mAccount, mFile.getRemotePath())) {
 366                 setButtonsForDownloading();
 367
 368             } else if (mFile.isDown()) {
 369                 // Update preview
 370                 if (mFile.getMimetype().startsWith("image/")) {
 371                     BitmapLoader bl = new BitmapLoader();
 372                     bl.execute(new String[]{mFile.getStoragePath()});
 373                 }
 374
 375                 setButtonsForDown();
 376
 377                 // Change download button to open button
 378                 /*downloadButton.setText(R.string.filedetails_open);
 379                 downloadButton.setOnClickListener(new OnClickListener() {
 380                     @Override
 381                     public void onClick(View v) {
 382                         String storagePath = mFile.getStoragePath();
 383                         String encodedStoragePath = WebdavUtils.encodePath(storagePath);
 384                         try {
 385                             Intent i = new Intent(Intent.ACTION_VIEW);
 386                             i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mFile.getMimetype());
 387                             i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 388                             startActivity(i);
 389
 390                         } catch (Throwable t) {
 391                             Log.e(TAG, "Fail when trying to open with the mimeType provided from the ownCloud server: " + mFile.getMimetype());
 392                             boolean toastIt = true;
 393                             String mimeType = "";
 394                             try {
 395                                 Intent i = new Intent(Intent.ACTION_VIEW);
 396                                 mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(storagePath.substring(storagePath.lastIndexOf('.') + 1));
 397                                 if (mimeType != null && !mimeType.equals(mFile.getMimetype())) {
 398                                     i.setDataAndType(Uri.parse("file://"+ encodedStoragePath), mimeType);
 399                                     i.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION | Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
 400                                     startActivity(i);
 401                                     toastIt = false;
 402                                 }
 403
 404                             } catch (IndexOutOfBoundsException e) {
 405                                 Log.e(TAG, "Trying to find out MIME type of a file without extension: " + storagePath);
 406
 407                             } catch (ActivityNotFoundException e) {
 408                                 Log.e(TAG, "No activity found to handle: " + storagePath + " with MIME type " + mimeType + " obtained from extension");
 409
 410                             } catch (Throwable th) {
 411                                 Log.e(TAG, "Unexpected problem when opening: " + storagePath, th);
 412
 413                             } finally {
 414                                 if (toastIt) {
 415                                     Toast.makeText(getActivity(), "There is no application to handle file " + mFile.getFileName(), Toast.LENGTH_SHORT).show();
 416                                 }
 417                             }
 418
 419                         }
 420                     }
 421                 });*/
 422             } else {
 423                 setButtonsForRemote();
 424             }
 425         }
 426     }
 427
 428
 429     /**
 430      * Updates the filename in view
 431      * @param filename to set
 432      */
 433     private void setFilename(String filename) {
 434         TextView tv = (TextView) getView().findViewById(R.id.fdFilename);
 435         if (tv != null)
 436             tv.setText(filename);
 437     }
 438
 439     /**
 440      * Updates the MIME type in view
 441      * @param mimetype to set
 442      */
 443     private void setFiletype(String mimetype) {
 444         TextView tv = (TextView) getView().findViewById(R.id.fdType);
 445         if (tv != null)
 446             tv.setText(mimetype);
 447     }
 448
 449     /**
 450      * Updates the file size in view
 451      * @param filesize in bytes to set
 452      */
 453     private void setFilesize(long filesize) {
 454         TextView tv = (TextView) getView().findViewById(R.id.fdSize);
 455         if (tv != null)
 456             tv.setText(DisplayUtils.bytesToHumanReadable(filesize));
 457     }
 458
 459     /**
 460      * Updates the time that the file was created in view
 461      * @param milliseconds Unix time to set
 462      */
 463     private void setTimeCreated(long milliseconds){
 464         TextView tv = (TextView) getView().findViewById(R.id.fdCreated);
 465         TextView tvLabel = (TextView) getView().findViewById(R.id.fdCreatedLabel);
 466         if(tv != null){
 467             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 468             tv.setVisibility(View.VISIBLE);
 469             tvLabel.setVisibility(View.VISIBLE);
 470         }
 471     }
 472
 473     /**
 474      * Updates the time that the file was last modified
 475      * @param milliseconds Unix time to set
 476      */
 477     private void setTimeModified(long milliseconds){
 478         TextView tv = (TextView) getView().findViewById(R.id.fdModified);
 479         if(tv != null){
 480             tv.setText(DisplayUtils.unixTimeToHumanReadable(milliseconds));
 481         }
 482     }
 483
 484     /**
 485      * Enables or disables buttons for a file being downloaded
 486      */
 487     private void setButtonsForDownloading() {
 488         if (!isEmpty()) {
 489             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 490             downloadButton.setText(R.string.filedetails_download_in_progress);
 491             downloadButton.setEnabled(false);   // TODO replace it with a 'cancel download' button
 492
 493             // let's protect the user from himself ;)
 494             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 495             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(false);
 496             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(false);
 497         }
 498     }
 499
 500     /**
 501      * Enables or disables buttons for a file locally available
 502      */
 503     private void setButtonsForDown() {
 504         if (!isEmpty()) {
 505             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 506             downloadButton.setText(R.string.filedetails_redownload);
 507             downloadButton.setEnabled(true);
 508
 509             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(true);
 510             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 511             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 512         }
 513     }
 514
 515     /**
 516      * Enables or disables buttons for a file not locally available
 517      */
 518     private void setButtonsForRemote() {
 519         if (!isEmpty()) {
 520             Button downloadButton = (Button) getView().findViewById(R.id.fdDownloadBtn);
 521             downloadButton.setText(R.string.filedetails_download);
 522             downloadButton.setEnabled(true);
 523
 524             ((Button) getView().findViewById(R.id.fdOpenBtn)).setEnabled(false);
 525             ((Button) getView().findViewById(R.id.fdRenameBtn)).setEnabled(true);
 526             ((Button) getView().findViewById(R.id.fdRemoveBtn)).setEnabled(true);
 527         }
 528     }
 529
 530
 531     /**
 532      * In ownCloud 3.X.X and 4.X.X there is a bug that SabreDAV does not return
 533      * the time that the file was created. There is a chance that this will
 534      * be fixed in future versions. Use this method to check if this version of
 535      * ownCloud has this fix.
 536      * @return True, if ownCloud the ownCloud version is supporting creation time
 537      */
 538     private boolean ocVersionSupportsTimeCreated(){
 539         /*if(mAccount != null){
 540             AccountManager accManager = (AccountManager) getActivity().getSystemService(Context.ACCOUNT_SERVICE);
 541             OwnCloudVersion ocVersion = new OwnCloudVersion(accManager
 542                     .getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 543             if(ocVersion.compareTo(new OwnCloudVersion(0x030000)) < 0) {
 544                 return true;
 545             }
 546         }*/
 547         return false;
 548     }
 549
 550     /**
 551      * Once the file download has finished -> update view
 552      * @author Bartek Przybylski
 553      */
 554     private class DownloadFinishReceiver extends BroadcastReceiver {
 555         @Override
 556         public void onReceive(Context context, Intent intent) {
 557             String accountName = intent.getStringExtra(FileDownloader.ACCOUNT_NAME);
 558
 559             if (!isEmpty() && accountName.equals(mAccount.name)) {
 560                 boolean downloadWasFine = intent.getBooleanExtra(FileDownloader.EXTRA_DOWNLOAD_RESULT, false);
 561                 String downloadedRemotePath = intent.getStringExtra(FileDownloader.EXTRA_REMOTE_PATH);
 562                 if (mFile.getRemotePath().equals(downloadedRemotePath)) {
 563                     if (downloadWasFine) {
 564                         mFile.setStoragePath(intent.getStringExtra(FileDownloader.EXTRA_FILE_PATH));
 565                     }
 566                     updateFileDetails();    // it updates the buttons; must be called although !downloadWasFine
 567                 }
 568             }
 569         }
 570     }
 571
 572     // this is a temporary class for sharing purposes, it need to be replaced in transfer service
 573     private class ShareRunnable implements Runnable {
 574         private String mPath;
 575
 576         public ShareRunnable(String path) {
 577             mPath = path;
 578         }
 579
 580         public void run() {
 581             AccountManager am = AccountManager.get(getActivity());
 582             Account account = AccountUtils.getCurrentOwnCloudAccount(getActivity());
 583             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 584             String url = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + AccountUtils.getWebdavPath(ocv);
 585
 586             Log.d("share", "sharing for version " + ocv.toString());
 587
 588             if (ocv.compareTo(new OwnCloudVersion(0x040000)) >= 0) {
 589                 String APPS_PATH = "/apps/files_sharing/";
 590                 String SHARE_PATH = "ajax/share.php";
 591
 592                 String SHARED_PATH = "/apps/files_sharing/get.php?token=";
 593
 594                 final String WEBDAV_SCRIPT = "webdav.php";
 595                 final String WEBDAV_FILES_LOCATION = "/files/";
 596
 597                 WebdavClient wc = new WebdavClient();
 598                 HttpConnectionManagerParams params = new HttpConnectionManagerParams();
 599                 params.setMaxConnectionsPerHost(wc.getHostConfiguration(), 5);
 600
 601                 //wc.getParams().setParameter("http.protocol.single-cookie-header", true);
 602                 //wc.getParams().setCookiePolicy(CookiePolicy.BROWSER_COMPATIBILITY);
 603
 604                 PostMethod post = new PostMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + APPS_PATH + SHARE_PATH);
 605
 606                 post.addRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8" );
 607                 post.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 608                 List<NameValuePair> formparams = new ArrayList<NameValuePair>();
 609                 Log.d("share", mPath+"");
 610                 formparams.add(new BasicNameValuePair("sources",mPath));
 611                 formparams.add(new BasicNameValuePair("uid_shared_with", "public"));
 612                 formparams.add(new BasicNameValuePair("permissions", "0"));
 613                 post.setRequestEntity(new StringRequestEntity(URLEncodedUtils.format(formparams, HTTP.UTF_8)));
 614
 615                 int status;
 616                 try {
 617                     PropFindMethod find = new PropFindMethod(url+"/");
 618                     find.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 619                     Log.d("sharer", ""+ url+"/");
 620                     wc.setCredentials(account.name.substring(0, account.name.lastIndexOf('@')), am.getPassword(account));
 621
 622                     for (org.apache.commons.httpclient.Header a : find.getRequestHeaders()) {
 623                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 624                     }
 625
 626                     int status2 = wc.executeMethod(find);
 627
 628                     Log.d("sharer", "propstatus "+status2);
 629
 630                     GetMethod get = new GetMethod(am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + "/");
 631                     get.addRequestHeader("Referer", am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL));
 632
 633                     status2 = wc.executeMethod(get);
 634
 635                     Log.d("sharer", "getstatus "+status2);
 636                     Log.d("sharer", "" + get.getResponseBodyAsString());
 637
 638                     for (org.apache.commons.httpclient.Header a : get.getResponseHeaders()) {
 639                         Log.d("sharer", a.getName() + ":"+a.getValue());
 640                     }
 641
 642                     status = wc.executeMethod(post);
 643                     for (org.apache.commons.httpclient.Header a : post.getRequestHeaders()) {
 644                         Log.d("sharer-h", a.getName() + ":"+a.getValue());
 645                     }
 646                     for (org.apache.commons.httpclient.Header a : post.getResponseHeaders()) {
 647                         Log.d("sharer", a.getName() + ":"+a.getValue());
 648                     }
 649                     String resp = post.getResponseBodyAsString();
 650                     Log.d("share", ""+post.getURI().toString());
 651                     Log.d("share", "returned status " + status);
 652                     Log.d("share", " " +resp);
 653
 654                     if(status != HttpStatus.SC_OK ||resp == null || resp.equals("") || resp.startsWith("false")) {
 655                         return;
 656                      }
 657
 658                     JSONObject jsonObject = new JSONObject (resp);
 659                     String jsonStatus = jsonObject.getString("status");
 660                     if(!jsonStatus.equals("success")) throw new Exception("Error while sharing file status != success");
 661
 662                     String token = jsonObject.getString("data");
 663                     String uri = am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL) + SHARED_PATH + token;
 664                     Log.d("Actions:shareFile ok", "url: " + uri);
 665
 666                 } catch (HttpException e) {
 667                     // TODO Auto-generated catch block
 668                     e.printStackTrace();
 669                 } catch (IOException e) {
 670                     // TODO Auto-generated catch block
 671                     e.printStackTrace();
 672                 } catch (JSONException e) {
 673                     // TODO Auto-generated catch block
 674                     e.printStackTrace();
 675                 } catch (Exception e) {
 676                     // TODO Auto-generated catch block
 677                     e.printStackTrace();
 678                 }
 679
 680             } else if (ocv.compareTo(new OwnCloudVersion(0x030000)) >= 0) {
 681
 682             }
 683         }
 684     }
 685
 686     public void onDismiss(EditNameFragment dialog) {
 687         if (dialog instanceof EditNameFragment) {
 688             if (((EditNameFragment)dialog).getResult()) {
 689                 String newFilename = ((EditNameFragment)dialog).getNewFilename();
 690                 Log.d(TAG, "name edit dialog dismissed with new name " + newFilename);
 691                 if (!newFilename.equals(mFile.getFileName())) {
 692                     FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 693                     if (fdsm.getFileById(mFile.getFileId()) != null) {
 694                         OCFile newFile = new OCFile(fdsm.getFileById(mFile.getParentId()).getRemotePath() + newFilename);
 695                         newFile.setCreationTimestamp(mFile.getCreationTimestamp());
 696                         newFile.setFileId(mFile.getFileId());
 697                         newFile.setFileLength(mFile.getFileLength());
 698                         newFile.setKeepInSync(mFile.keepInSync());
 699                         newFile.setLastSyncDate(mFile.getLastSyncDate());
 700                         newFile.setMimetype(mFile.getMimetype());
 701                         newFile.setModificationTimestamp(mFile.getModificationTimestamp());
 702                         newFile.setParentId(mFile.getParentId());
 703                         if (mFile.isDown()) {
 704                             File f = new File(mFile.getStoragePath());
 705                             Log.e(TAG, f.getAbsolutePath());
 706                             f.renameTo(new File(f.getParent() + File.separator + newFilename)); // TODO check if fails
 707                             Log.e(TAG, f.getParent() + File.separator + newFilename);
 708                             newFile.setStoragePath(f.getParent() + File.separator + newFilename);
 709                         }
 710
 711                         new Thread(new RenameRunnable(mFile, newFile, mAccount, new Handler())).start();
 712
 713                     }
 714                 }
 715             }
 716         } else {
 717             Log.e(TAG, "Unknown dialog instance passed to onDismissDalog: " + dialog.getClass().getCanonicalName());
 718         }
 719
 720     }
 721
 722     private class RenameRunnable implements Runnable {
 723
 724         Account mAccount;
 725         OCFile mOld, mNew;
 726         Handler mHandler;
 727
 728         public RenameRunnable(OCFile oldFile, OCFile newFile, Account account, Handler handler) {
 729             mOld = oldFile;
 730             mNew = newFile;
 731             mAccount = account;
 732             mHandler = handler;
 733         }
 734
 735         public void run() {
 736             WebdavClient wc = new WebdavClient(mAccount, getSherlockActivity().getApplicationContext());
 737             AccountManager am = AccountManager.get(getSherlockActivity());
 738             String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
 739             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 740             String webdav_path = AccountUtils.getWebdavPath(ocv);
 741             Log.d("ASD", ""+baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()));
 742
 743             Log.e("ASD", Uri.parse(baseUrl).getPath() == null ? "" : Uri.parse(baseUrl).getPath() + webdav_path + WebdavUtils.encodePath(mNew.getRemotePath()));
 744             LocalMoveMethod move = new LocalMoveMethod(baseUrl + webdav_path + WebdavUtils.encodePath(mOld.getRemotePath()),
 745                                              Uri.parse(baseUrl).getPath() == null ? "" : Uri.parse(baseUrl).getPath() + webdav_path + WebdavUtils.encodePath(mNew.getRemotePath()));
 746
 747             try {
 748                 int status = wc.executeMethod(move);
 749                 if (move.succeeded()) {
 750                     FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 751                     fdsm.removeFile(mOld);
 752                     fdsm.saveFile(mNew);
 753                     mFile = mNew;
 754                     mHandler.post(new Runnable() {
 755                         @Override
 756                         public void run() { updateFileDetails(mFile, mAccount); }
 757                     });
 758                 }
 759                 Log.e("ASD", ""+move.getQueryString());
 760                 Log.d("move", "returned status " + status);
 761             } catch (HttpException e) {
 762                 // TODO Auto-generated catch block
 763                 e.printStackTrace();
 764             } catch (IOException e) {
 765                 // TODO Auto-generated catch block
 766                 e.printStackTrace();
 767             }
 768         }
 769         private class LocalMoveMethod extends DavMethodBase {
 770
 771             public LocalMoveMethod(String uri, String dest) {
 772                 super(uri);
 773                 addRequestHeader(new org.apache.commons.httpclient.Header("Destination", dest));
 774             }
 775
 776             @Override
 777             public String getName() {
 778                 return "MOVE";
 779             }
 780
 781             @Override
 782             protected boolean isSuccess(int status) {
 783                 return status == 201 || status == 204;
 784             }
 785
 786         }
 787     }
 788
 789     private static class EditNameFragment extends SherlockDialogFragment implements OnClickListener {
 790
 791         private String mNewFilename;
 792         private boolean mResult;
 793         private FileDetailFragment mListener;
 794
 795         static public EditNameFragment newInstance(String filename) {
 796             EditNameFragment f = new EditNameFragment();
 797             Bundle args = new Bundle();
 798             args.putString("filename", filename);
 799             f.setArguments(args);
 800             return f;
 801         }
 802
 803         @Override
 804         public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
 805             View v = inflater.inflate(R.layout.edit_box_dialog, container, false);
 806
 807             String currentName = getArguments().getString("filename");
 808             if (currentName == null)
 809                 currentName = "";
 810
 811             ((Button)v.findViewById(R.id.cancel)).setOnClickListener(this);
 812             ((Button)v.findViewById(R.id.ok)).setOnClickListener(this);
 813             ((TextView)v.findViewById(R.id.user_input)).setText(currentName);
 814             ((TextView)v.findViewById(R.id.user_input)).requestFocus();
 815             getDialog().getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_STATE_VISIBLE);
 816
 817             mResult = false;
 818             return v;
 819         }
 820
 821         @Override
 822         public void onClick(View view) {
 823             switch (view.getId()) {
 824                 case R.id.ok: {
 825                     mNewFilename = ((TextView)getView().findViewById(R.id.user_input)).getText().toString();
 826                     mResult = true;
 827                 }
 828                 case R.id.cancel: { // fallthought
 829                     dismiss();
 830                     mListener.onDismiss(this);
 831                 }
 832             }
 833         }
 834
 835         void setOnDismissListener(FileDetailFragment listener) {
 836             mListener = listener;
 837         }
 838
 839         public String getNewFilename() {
 840             return mNewFilename;
 841         }
 842
 843         // true if user click ok
 844         public boolean getResult() {
 845             return mResult;
 846         }
 847
 848     }
 849
 850     private class RemoveRunnable implements Runnable {
 851
 852         /** Arbitrary timeout for deletion */
 853         public final static int DELETION_TIMEOUT = 5000;
 854
 855         Account mAccount;
 856         OCFile mFileToRemove;
 857         Handler mHandler;
 858
 859         public RemoveRunnable(OCFile fileToRemove, Account account, Handler handler) {
 860             mFileToRemove = fileToRemove;
 861             mAccount = account;
 862             mHandler = handler;
 863         }
 864
 865         public void run() {
 866             WebdavClient wc = new WebdavClient(mAccount, getSherlockActivity().getApplicationContext());
 867             AccountManager am = AccountManager.get(getSherlockActivity());
 868             String baseUrl = am.getUserData(mAccount, AccountAuthenticator.KEY_OC_BASE_URL);
 869             OwnCloudVersion ocv = new OwnCloudVersion(am.getUserData(mAccount, AccountAuthenticator.KEY_OC_VERSION));
 870             String webdav_path = AccountUtils.getWebdavPath(ocv);
 871             Log.d("ASD", ""+baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
 872
 873             DeleteMethod delete = new DeleteMethod(baseUrl + webdav_path + WebdavUtils.encodePath(mFileToRemove.getRemotePath()));
 874
 875             boolean success = false;
 876             try {
 877                 int status = wc.executeMethod(delete, DELETION_TIMEOUT);
 878                 if (delete.succeeded()) {
 879                     FileDataStorageManager fdsm = new FileDataStorageManager(mAccount, getActivity().getContentResolver());
 880                     fdsm.removeFile(mFileToRemove);
 881                     mHandler.post(new Runnable() {
 882                         @Override
 883                         public void run() {
 884                             try {
 885                                 Toast msg = Toast.makeText(getActivity().getApplicationContext(), R.string.remove_success_msg, Toast.LENGTH_LONG);
 886                                 msg.show();
 887                                 if (getActivity() instanceof FileDisplayActivity) {
 888                                     // double pane
 889                                     FragmentTransaction transaction = getActivity().getSupportFragmentManager().beginTransaction();
 890                                     transaction.replace(R.id.file_details_container, new FileDetailFragment(null, null)); // empty FileDetailFragment
 891                                     transaction.commit();
 892
 893                                 } else {
 894                                     getActivity().finish();
 895                                 }
 896
 897                             } catch (NotFoundException e) {
 898                                 e.printStackTrace();
 899                             }
 900                         }
 901                     });
 902                     success = true;
 903                 }
 904                 Log.e("ASD", ""+ delete.getQueryString());
 905                 Log.d("delete", "returned status " + status);
 906
 907             } catch (HttpException e) {
 908                 e.printStackTrace();
 909
 910             } catch (IOException e) {
 911                 e.printStackTrace();
 912
 913             } finally {
 914                 if (!success) {
 915                     mHandler.post(new Runnable() {
 916                         @Override
 917                         public void run() {
 918                             try {
 919                                 Toast msg = Toast.makeText(getActivity(), R.string.remove_fail_msg, Toast.LENGTH_LONG);
 920                                 msg.show();
 921
 922                             } catch (NotFoundException e) {
 923                                 e.printStackTrace();
 924                             }
 925                         }
 926                     });
 927                 }
 928             }
 929         }
 930
 931     }
 932
 933     class BitmapLoader extends AsyncTask<String, Void, Bitmap> {
 934         @Override
 935         protected Bitmap doInBackground(String... params) {
 936             Bitmap result = null;
 937             if (params.length != 1) return result;
 938             String storagePath = params[0];
 939             try {
 940
 941                 BitmapFactory.Options options = new Options();
 942                 options.inScaled = true;
 943                 options.inPurgeable = true;
 944                 options.inJustDecodeBounds = true;
 945                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.GINGERBREAD_MR1) {
 946                     options.inPreferQualityOverSpeed = false;
 947                 }
 948                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB) {
 949                     options.inMutable = false;
 950                 }
 951
 952                 result = BitmapFactory.decodeFile(storagePath, options);
 953                 options.inJustDecodeBounds = false;
 954
 955                 int width = options.outWidth;
 956                 int height = options.outHeight;
 957                 int scale = 1;
 958                 boolean recycle = false;
 959                 if (width >= 2048 || height >= 2048) {
 960                     scale = (int) Math.ceil((Math.ceil(Math.max(height, width) / 2048.)));
 961                     options.inSampleSize = scale;
 962                 }
 963                 Display display = getActivity().getWindowManager().getDefaultDisplay();
 964                 Point size = new Point();
 965                 int screenwidth;
 966                 if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.HONEYCOMB_MR2) {
 967                     display.getSize(size);
 968                     screenwidth = size.x;
 969                 } else {
 970                     screenwidth = display.getWidth();
 971                 }
 972
 973                 Log.e("ASD", "W " + width + " SW " + screenwidth);
 974
 975                 if (width > screenwidth) {
 976                     scale = (int) Math.ceil((float)width / screenwidth);
 977                     options.inSampleSize = scale;
 978                 }
 979
 980                 result = BitmapFactory.decodeFile(storagePath, options);
 981
 982                 Log.e("ASD", "W " + options.outWidth + " SW " + options.outHeight);
 983
 984             } catch (OutOfMemoryError e) {
 985                 result = null;
 986                 Log.e(TAG, "Out of memory occured for file with size " + storagePath);
 987
 988             } catch (NoSuchFieldError e) {
 989                 result = null;
 990                 Log.e(TAG, "Error from access to unexisting field despite protection " + storagePath);
 991
 992             } catch (Throwable t) {
 993                 result = null;
 994                 Log.e(TAG, "Unexpected error while creating image preview " + storagePath, t);
 995             }
 996             return result;
 997         }
 998         @Override
 999         protected void onPostExecute(Bitmap result) {
1000             if (result != null && mPreview != null) {
1001                 mPreview.setImageBitmap(result);
1002             }
1003         }
1004
1005     }
1006
1007
1008 }