Back to project page paperchains.
The source code is released under:
Apache License
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/* * Copyright (c) 2014 Simon Robinson// ww w .j a v a 2 s . c om * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ac.robinson.paperchains; import android.app.NotificationManager; import android.content.Context; import android.graphics.Rect; import android.os.AsyncTask; import android.os.Handler; import android.support.v4.app.NotificationCompat; import com.soundcloud.api.ApiWrapper; import com.soundcloud.api.Endpoints; import com.soundcloud.api.Params; import com.soundcloud.api.Request; import com.soundcloud.api.Token; import org.apache.http.HttpResponse; import org.apache.http.HttpStatus; import org.apache.http.util.EntityUtils; import org.json.JSONException; import org.json.JSONObject; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.InputStream; import java.lang.ref.WeakReference; class SoundCloudUploadTask extends AsyncTask<String, Long, JSONObject> { // how long to wait before removing the notification (after completion or failure) private static final int NOTIFICATION_REMOVAL_DELAY = 3500; private final WeakReference<PaperChainsActivity> mContext; private final NotificationManager mNotifyManager; private final NotificationCompat.Builder mBuilder; private final int notificationId = 1; private final ApiWrapper mApiWrapper; private final Token mAccessToken; private final String mClientId; private final String mUploadFileTitle; private final String mUploadFileDescription; private final String mPageId; private final Rect mAudioRect; public SoundCloudUploadTask(PaperChainsActivity context, ApiWrapper wrapper, Token accessToken, String pageId, Rect audioRect) { mContext = new WeakReference<>(context); // set up upload parameters mApiWrapper = wrapper; mAccessToken = accessToken; mClientId = context.getString(R.string.soundcloud_client_id); mUploadFileTitle = context.getString(R.string.audio_upload_file_title); mUploadFileDescription = context.getString(R.string.audio_upload_file_description); mPageId = pageId; mAudioRect = audioRect; // set up notifications mNotifyManager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE); mBuilder = new NotificationCompat.Builder(context); mBuilder.setContentTitle(context.getString(R.string.audio_upload_title)).setContentText(context.getString(R .string.audio_upload_progress)).setSmallIcon(R.drawable.ic_notification).setColor(context.getResources ().getColor(R.color.primary)).setAutoCancel(true); } @Override protected JSONObject doInBackground(String... uploadFiles) { if (uploadFiles.length < 1) { return null; } final File file = new File(uploadFiles[0]); try { // @formatter:off Request request = Request.to(Endpoints.TRACKS) .withFile(Params.Track.ASSET_DATA, file) .add(Params.Track.TITLE, mUploadFileTitle) .add(Params.Track.DESCRIPTION, mUploadFileDescription) .add(Params.Track.TYPE, "spoken") .add(Params.Track.GENRE, "storytelling") .add(Params.Track.TAG_LIST, "PaperChains " + "soundcloud:created-with-client-id=" + mClientId + " " + "paperchains:page-key=" + mPageId) .add(Params.Track.SHARING, Params.Track.PUBLIC) .add(Params.Track.STREAMABLE, true) .add(Params.Track.DOWNLOADABLE, true) .add(Params.Track.LICENSE, "cc-by-sa"); // @formatter:on // add our app icon if possible final File artwork = getAppIconCacheFile(mContext.get()); final long length; if (artwork != null) { request.withFile(Params.Track.ARTWORK_DATA, artwork); length = file.length() + artwork.length(); } else { length = file.length(); } // notify progress request.setProgressListener(new Request.TransferProgressListener() { @Override public void transferred(long l) throws IOException { if (isCancelled()) { throw new IOException("Upload cancelled"); } publishProgress(l, length); } }); // upload, then get the JSON response HttpResponse response = mApiWrapper.post(request.usingToken(mAccessToken)); if (response.getStatusLine().getStatusCode() == HttpStatus.SC_CREATED) { return new JSONObject(EntityUtils.toString(response.getEntity())); } return null; } catch (IOException e) { return null; } catch (JSONException e) { return null; } } @Override protected void onProgressUpdate(Long... values) { // update the progress bar in the notification mBuilder.setProgress(values[1].intValue(), values[0].intValue(), false); mNotifyManager.notify(notificationId, mBuilder.build()); } @Override protected void onPostExecute(JSONObject response) { // check whether we succeeded boolean success = false; long trackId = -1; if (response != null) { try { trackId = response.getLong("id"); success = true; } catch (JSONException ignored) { } } // notify the activity PaperChainsActivity activity = mContext.get(); if (activity != null) { if (success) { mBuilder.setContentText(activity.getString(R.string.audio_upload_completed)); activity.audioSaveCompleted(mAudioRect, trackId); } else { mBuilder.setContentText(activity.getString(R.string.audio_upload_failed)); activity.audioSaveFailed(R.string.hint_audio_save_failed); } } // finish the notification and queue its removal mBuilder.setProgress(0, 0, false); mNotifyManager.notify(notificationId, mBuilder.build()); new Handler().postDelayed(new Runnable() { @Override public void run() { mNotifyManager.cancel(notificationId); } }, NOTIFICATION_REMOVAL_DELAY); } private File getAppIconCacheFile(Context context) { if (context == null) { return null; } // if we've already created the file, just return it File cacheFile = new File(context.getCacheDir(), "paperchains.png"); if (cacheFile.exists()) { return cacheFile; } // otherwise, load from assets try { InputStream inputStream = context.getAssets().open("paperchains.png"); // suppressed as it requires API level 19 //noinspection TryFinallyCanBeTryWithResources try { FileOutputStream outputStream = new FileOutputStream(cacheFile); //noinspection TryFinallyCanBeTryWithResources try { byte[] buf = new byte[1024]; int len; while ((len = inputStream.read(buf)) > 0) { outputStream.write(buf, 0, len); } } finally { outputStream.close(); } } finally { inputStream.close(); } } catch (IOException e) { return null; } return cacheFile; } }