private void deleteLocation(LocationInfo info) { if (NavigineApp.Navigation == null) return; if (info != null) { try { (new File(info.archiveFile)).delete(); info.localVersion = -1; info.localModified = false; String locationDir = LocationLoader.getLocationDir(mContext, info.title); File dir = new File(locationDir); File[] files = dir.listFiles(); for (int i = 0; i < files.length; ++i) files[i].delete(); dir.delete(); String mapFile = NavigineApp.Settings.getString("map_file", ""); if (mapFile.equals(info.archiveFile)) { NavigineApp.Navigation.loadArchive(null); SharedPreferences.Editor editor = NavigineApp.Settings.edit(); editor.putString("map_file", ""); editor.commit(); } mAdapter.updateList(); } catch (Throwable e) { Log.e(TAG, Log.getStackTraceString(e)); } } }
@Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { String filePickerResult = ""; if (data != null && resultCode == RESULT_OK) { try { ContentResolver cr = getContentResolver(); Uri uri = data.getData(); Cursor cursor = GeckoApp.mAppContext .getContentResolver() .query(uri, new String[] {OpenableColumns.DISPLAY_NAME}, null, null, null); String name = null; if (cursor != null) { try { if (cursor.moveToNext()) { name = cursor.getString(0); } } finally { cursor.close(); } } String fileName = "tmp_"; String fileExt = null; int period; if (name == null || (period = name.lastIndexOf('.')) == -1) { String mimeType = cr.getType(uri); fileExt = "." + GeckoAppShell.getExtensionFromMimeType(mimeType); } else { fileExt = name.substring(period); fileName = name.substring(0, period); } File file = File.createTempFile(fileName, fileExt, sGREDir); FileOutputStream fos = new FileOutputStream(file); InputStream is = cr.openInputStream(uri); byte[] buf = new byte[4096]; int len = is.read(buf); while (len != -1) { fos.write(buf, 0, len); len = is.read(buf); } fos.close(); filePickerResult = file.getAbsolutePath(); } catch (Exception e) { Log.e(LOG_FILE_NAME, "showing file picker", e); } } try { mFilePickerResult.put(filePickerResult); } catch (InterruptedException e) { Log.i(LOG_FILE_NAME, "error returning file picker result", e); } }
void removeFiles() throws IOException { BufferedReader reader = new BufferedReader(new FileReader(new File(sGREDir, "removed-files"))); try { for (String removedFileName = reader.readLine(); removedFileName != null; removedFileName = reader.readLine()) { File removedFile = new File(sGREDir, removedFileName); if (removedFile.exists()) removedFile.delete(); } } finally { reader.close(); } }
private boolean unpackFile(ZipFile zip, byte[] buf, ZipEntry fileEntry, String name) throws IOException, FileNotFoundException { if (fileEntry == null) fileEntry = zip.getEntry(name); if (fileEntry == null) throw new FileNotFoundException("Can't find " + name + " in " + zip.getName()); File outFile = new File(sGREDir, name); if (outFile.lastModified() == fileEntry.getTime() && outFile.length() == fileEntry.getSize()) return false; File dir = outFile.getParentFile(); if (!dir.exists()) dir.mkdirs(); InputStream fileStream; fileStream = zip.getInputStream(fileEntry); OutputStream outStream = new FileOutputStream(outFile); while (fileStream.available() > 0) { int read = fileStream.read(buf, 0, buf.length); outStream.write(buf, 0, read); } fileStream.close(); outStream.close(); outFile.setLastModified(fileEntry.getTime()); return true; }
protected void unpackComponents() throws IOException, FileNotFoundException { File applicationPackage = new File(getApplication().getPackageResourcePath()); File componentsDir = new File(sGREDir, "components"); if (componentsDir.lastModified() == applicationPackage.lastModified()) return; componentsDir.mkdir(); componentsDir.setLastModified(applicationPackage.lastModified()); GeckoAppShell.killAnyZombies(); ZipFile zip = new ZipFile(applicationPackage); byte[] buf = new byte[32768]; try { if (unpackFile(zip, buf, null, "removed-files")) removeFiles(); } catch (Exception ex) { // This file may not be there, so just log any errors and move on Log.w(LOG_FILE_NAME, "error removing files", ex); } // copy any .xpi file into an extensions/ directory Enumeration<? extends ZipEntry> zipEntries = zip.entries(); while (zipEntries.hasMoreElements()) { ZipEntry entry = zipEntries.nextElement(); if (entry.getName().startsWith("extensions/") && entry.getName().endsWith(".xpi")) { Log.i("GeckoAppJava", "installing extension : " + entry.getName()); unpackFile(zip, buf, entry, entry.getName()); } } }
private void checkAndLaunchUpdate() { Log.i(LOG_FILE_NAME, "Checking for an update"); int statusCode = 8; // UNEXPECTED_ERROR File baseUpdateDir = null; if (Build.VERSION.SDK_INT >= 8) baseUpdateDir = getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS); else baseUpdateDir = new File(Environment.getExternalStorageDirectory().getPath(), "download"); File updateDir = new File(new File(baseUpdateDir, "updates"), "0"); File updateFile = new File(updateDir, "update.apk"); File statusFile = new File(updateDir, "update.status"); if (!statusFile.exists() || !readUpdateStatus(statusFile).equals("pending")) return; if (!updateFile.exists()) return; Log.i(LOG_FILE_NAME, "Update is available!"); // Launch APK File updateFileToRun = new File(updateDir, getPackageName() + "-update.apk"); try { if (updateFile.renameTo(updateFileToRun)) { String amCmd = "/system/bin/am start -a android.intent.action.VIEW " + "-n com.android.packageinstaller/.PackageInstallerActivity -d file://" + updateFileToRun.getPath(); Log.i(LOG_FILE_NAME, amCmd); Runtime.getRuntime().exec(amCmd); statusCode = 0; // OK } else { Log.i(LOG_FILE_NAME, "Cannot rename the update file!"); statusCode = 7; // WRITE_ERROR } } catch (Exception e) { Log.i(LOG_FILE_NAME, "error launching installer to update", e); } // Update the status file String status = statusCode == 0 ? "succeeded\n" : "failed: " + statusCode + "\n"; OutputStream outStream; try { byte[] buf = status.getBytes("UTF-8"); outStream = new FileOutputStream(statusFile); outStream.write(buf, 0, buf.length); outStream.close(); } catch (Exception e) { Log.i(LOG_FILE_NAME, "error writing status file", e); } if (statusCode == 0) System.exit(0); }
@Override public void onCreate(Bundle savedInstanceState) { // locks the screen in portrait mode setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); super.onCreate(savedInstanceState); setContentView(R.layout.downloader); mtext = (TextView) findViewById(R.id.mtext); progress_text = (TextView) findViewById(R.id.progress_text); progress_download = (ProgressBar) findViewById(R.id.progress_download); // resume capability paused = false; resume_pause = (Button) findViewById(R.id.resume); // Create and launch the download thread downloadThread = new DownloadThread(this); downloadThread.start(); // Create the Handler. It will implicitly bind to the Looper // that is internally created for this thread (since it is the UI thread) handler = new Handler(); resume_pause.setOnClickListener( new View.OnClickListener() { public void onClick(View v) { if (!paused) { paused = true; resume_pause.setText("Resume"); // writeProgress(completed_downloads,total_files_to_download); downloadThread.requestStop(); downloadThread = null; } else { resume_pause.setText("Pause"); paused = false; initial_value = readProgress()[0]; final_value = links.size(); for (int i = initial_value; i < links.size(); i++) { downloadThread = new DownloadThread(download_photos.this); downloadThread.start(); downloadThread.enqueueDownload( new DownloadTask( links.get(i), path, i + 1, links.size(), download_photos.this)); } } } }); // load preferences for this activity mPrefs = getSharedPreferences("COMMON", MODE_PRIVATE); // This declaration is solely meant for reading the checkbox preference for downloading high res // pics. SharedPreferences dl_prefs = PreferenceManager.getDefaultSharedPreferences(getBaseContext()); // The global variable is set after reading the checkbox preference. dl_high_res_pics = dl_prefs.getBoolean("download_high_res", false); // load fb access token and its expiry values String access_token = mPrefs.getString("access_token", null); long expires = mPrefs.getLong("access_expires", 0); if (access_token != null) { facebook.setAccessToken(access_token); } if (expires != 0) { facebook.setAccessExpires(expires); } // get friend_name and album_name from the intent which started this activity Intent starting_intent = getIntent(); album_id = starting_intent.getStringExtra("id"); album_name = starting_intent.getStringExtra("name"); friend_name = starting_intent.getStringExtra("friend_name"); // real album and friend name may contain characters not suitable for file names. // regex pattern includes most of the invalid characters in file names legal_album_name = album_name.replaceAll("[.\\\\/:*?\"<>|]?[\\\\/:*?\"<>|]*", ""); legal_friend_name = friend_name.replaceAll("[.\\\\/:*?\"<>|]?[\\\\/:*?\"<>|]*", ""); // initialise the directory structure for download path = new File( Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES) + "/" + getText(R.string.app_name) + "/" + legal_friend_name + "/" + legal_album_name); if (dl_high_res_pics) path = new File(path.toString() + "/" + getText(R.string.folder_name_high_res)); resume_file = new File(path, "resume.txt"); // implements actions to done after receiving json object class meRequestListener extends BaseRequestListener { @Override public void onComplete(String response, Object state) { try { Log.i(TAG, response); json = Util.parseJson(response); // photos are in the form of a json array child = json.getJSONArray("data"); int total = child.length(); // contains links to photos links = new ArrayList<String>(total); // adds link to each photo to our list after replacing the "https" from url // DownloadManager does not support https in gingerbread for (int i = 0; i < total; i++) { photo_json = child.getJSONObject(i); if (dl_high_res_pics) { JSONArray image_set = photo_json.getJSONArray("images"); // highest resolution picture has the index zero in the images jsonarray JSONObject highest_res_pic = image_set.getJSONObject(0); String http_replaced = highest_res_pic.getString("source").replaceFirst("https", "http"); links.add(i, http_replaced); } else { // source property of the json object points to the photo's link String http_replaced = photo_json.getString("source").replaceFirst("https", "http"); links.add(i, http_replaced); } } download_photos.this.runOnUiThread( new Runnable() { public void run() { // mytask = new DownloadImageTask(); // mytask.execute(links); // start downloading using asynctask // new DownloadImageTask().execute(links); // downloadThread.setPath(path); // downloadThread.setWholeTasks(links.size()); if (resume_file.exists()) { initial_value = readProgress()[0]; final_value = links.size(); // case if the task is already completed if (initial_value == final_value) { completed = true; resume_pause.setVisibility(View.GONE); progress_download.setMax(final_value); progress_download.setProgress(0); // bug in progress bar progress_download.setProgress(initial_value); progress_text.setText("Completed."); mtext.setText( getText(R.string.download_textview_message_1) + " " + path.toString() + ". "); } // case if some of the photos are already downloaded else { progress_download.setMax(links.size()); // progress_download.setProgress(0); //bug in progress bar progress_download.setProgress(initial_value); // N.B if i= initial_value -1, then one image will be downloaded again. so to // save cost we start with i = initial_value for (int i = initial_value; i < links.size(); i++) { mtext.setText( getText(R.string.download_textview_message_1) + " " + path.toString() + ". "); // downloadThread.setRunningTask(i + 1); downloadThread.enqueueDownload( new DownloadTask( links.get(i), path, i + 1, final_value, download_photos.this)); } } } // case if the task is entirely new task else { for (int i = 0; i < links.size(); i++) { mtext.setText( getText(R.string.download_textview_message_1) + " " + path.toString() + ". "); // downloadThread.setRunningTask(i + 1); downloadThread.enqueueDownload( new DownloadTask( links.get(i), path, i + 1, links.size(), download_photos.this)); } } } }); } catch (JSONException ex) { Log.e(TAG, "JSONEXception : " + ex.getMessage()); } } } // makes asynchronous request to facebook graph api // the actions to be performed after receiving json response is implemented above Bundle parameters = new Bundle(); // facebook returns only 25 photos when limit is not specified. parameters.putString("limit", max_photos_in_album); if (!completed) mAsyncRunner.request(album_id + "/photos", parameters, new meRequestListener()); if (!facebook.isSessionValid()) { facebook.authorize( this, permissions, new DialogListener() { // save fb access token and its expiry values to prefernces of this activity @Override public void onComplete(Bundle values) { SharedPreferences.Editor editor = mPrefs.edit(); editor.putString("access_token", facebook.getAccessToken()); editor.putLong("access_expires", facebook.getAccessExpires()); editor.commit(); } @Override public void onFacebookError(FacebookError error) { Log.e(TAG, "Facebook Error : " + error.getMessage()); } @Override public void onError(DialogError e) { Log.e(TAG, e.getMessage()); } @Override public void onCancel() { // do nothing LOL :-) } }); } }