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DownloadsActivity.java
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DownloadsActivity.java
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package com.vdocipher.sampleapp;
import static com.vdocipher.sampleapp.Utils.getSizeString;
import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.os.Handler;
import android.os.HandlerThread;
import android.util.Log;
import android.util.Pair;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.widget.AppCompatButton;
import androidx.recyclerview.widget.DividerItemDecoration;
import androidx.recyclerview.widget.RecyclerView;
import com.vdocipher.aegis.media.ErrorDescription;
import com.vdocipher.aegis.media.Track;
import com.vdocipher.aegis.offline.DownloadOptions;
import com.vdocipher.aegis.offline.DownloadRequest;
import com.vdocipher.aegis.offline.DownloadSelections;
import com.vdocipher.aegis.offline.DownloadStatus;
import com.vdocipher.aegis.offline.OptionsDownloader;
import com.vdocipher.aegis.offline.VdoDownloadManager;
import com.vdocipher.aegis.player.VdoInitParams;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class DownloadsActivity extends Activity implements VdoDownloadManager.EventListener {
private static final String TAG = "DownloadsActivity";
// some samples for download demo
public static final String SAMPLE_NAME_1 = "Home page video";
public static final String MEDIA_ID_1 = "3f29b5434a5c615cda18b16a6232fd75";
public static final String PLAYBACK_INFO_1 = "eyJ2aWRlb0lkIjoiM2YyOWI1NDM0YTVjNjE1Y2RhMThiMTZhNjIzMmZkNzUifQ==";
public static final String OTP_1 = "20160313versASE313BlEe9YKEaDuju5J0XcX2Z03Hrvm5rzKScvuyojMSBZBxfZ";
private static final String SAMPLE_NAME_2 = "Big Buck Bunny";
private static final String MEDIA_ID_2 = "661f6861d521a24288d608923d2c73f9";
private static final String PLAYBACK_INFO_2 = "eyJ2aWRlb0lkIjoiZWQxYzk0NDUxMjlkNDJhNmJkYTJkYWE3M2MxYzU1ZWUifQ==";
private static final String OTP_2 = "20160313versASE323cr92ZMBNuFjIxDH1cIGnfwTO3xNImj9ZY9TLaFQ78j9aLQ";
private static final String SAMPLE_NAME_3 = "Elephants Dream";
private static final String MEDIA_ID_3 = "264d511c542a4d23b0cc7317867ac483";
private static final String PLAYBACK_INFO_3 = "eyJ2aWRlb0lkIjoiMjY0ZDUxMWM1NDJhNGQyM2IwY2M3MzE3ODY3YWM0ODMifQ==";
private static final String OTP_3 = "20160313versASE323gks3zap5vOsyQXbEf6IgQ5j3jEFtAOn3uWQaCpLXKgnRif";
private Button download1, download2, download3;
private AppCompatButton deleteAll;
// dataset which backs the adapter for downloads recyclerview
private ArrayList<DownloadStatus> downloadStatusList;
private DownloadsAdapter downloadsAdapter;
private volatile VdoDownloadManager vdoDownloadManager;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_downloads);
download1 = findViewById(R.id.download_btn_1);
download2 = findViewById(R.id.download_btn_2);
download3 = findViewById(R.id.download_btn_3);
download1.setEnabled(false);
download2.setEnabled(false);
download3.setEnabled(false);
RecyclerView downloadsListView = findViewById(R.id.downloads_list);
deleteAll = findViewById(R.id.delete_all);
AppCompatButton resumeAll = findViewById(R.id.resume_all);
AppCompatButton stopAll = findViewById(R.id.stop_all);
AppCompatButton downloadAll = findViewById(R.id.download_all);
deleteAll.setEnabled(false);
AppCompatButton refreshList = findViewById(R.id.refresh_list);
downloadStatusList = new ArrayList<>();
downloadsAdapter = new DownloadsAdapter(downloadStatusList);
downloadsListView.setAdapter(downloadsAdapter);
downloadsListView.addItemDecoration(new DividerItemDecoration(this, DividerItemDecoration.VERTICAL));
refreshList.setOnClickListener(v -> refreshDownloadsList());
deleteAll.setOnClickListener(v -> deleteAllDownloads());
stopAll.setOnClickListener(v -> stopAll());
resumeAll.setOnClickListener(v -> resumeAll());
downloadAll.setOnClickListener(v -> downloadAllMediaItems());
refreshDownloadsList();
}
private String[] getAllMediaIds() {
ArrayList<String> mediaIdList = new ArrayList<>();
for (DownloadStatus status : downloadStatusList) {
mediaIdList.add(status.mediaInfo.mediaId);
}
return mediaIdList.toArray(new String[0]);
}
public void stopAll() {
if (!downloadStatusList.isEmpty()) {
String[] mediaIds = getAllMediaIds();
vdoDownloadManager.stopDownloads(mediaIds);
}
}
public void resumeAll() {
if (!downloadStatusList.isEmpty()) {
String[] mediaIds = getAllMediaIds();
vdoDownloadManager.resumeDownloads(mediaIds);
}
}
@Override
protected void onStart() {
Log.d(TAG, "onStart");
super.onStart();
maybeCreateManager();
vdoDownloadManager.addEventListener(this);
}
@Override
protected void onStop() {
if (vdoDownloadManager != null) {
vdoDownloadManager.removeEventListener(this);
}
super.onStop();
}
// VdoDownloadManager.EventListener implementation
@Override
public void onQueued(String mediaId, DownloadStatus downloadStatus) {
showToastAndLog("Download queued : " + mediaId, Toast.LENGTH_SHORT);
addListItem(downloadStatus);
}
@Override
public void onChanged(String mediaId, DownloadStatus downloadStatus) {
Log.d(TAG, "Download status changed: " + mediaId + " " + downloadStatus.downloadPercent + "%");
updateListItem(downloadStatus);
}
@Override
public void onCompleted(String mediaId, DownloadStatus downloadStatus) {
showToastAndLog("Download complete: " + mediaId, Toast.LENGTH_SHORT);
updateListItem(downloadStatus);
}
@Override
public void onFailed(String mediaId, DownloadStatus downloadStatus) {
Log.e(TAG, mediaId + " download error: " + downloadStatus.reason + " " + downloadStatus.reasonDescription);
Toast.makeText(this, " download error: " + downloadStatus.reason + " " + downloadStatus.reasonDescription,
Toast.LENGTH_LONG).show();
updateListItem(downloadStatus);
}
@Override
public void onDeleted(String mediaId) {
showToastAndLog("Deleted " + mediaId, Toast.LENGTH_SHORT);
removeListItem(mediaId);
}
private void maybeCreateManager() {
if (vdoDownloadManager == null) {
String downloadLocation = getDownloadLocation();
vdoDownloadManager = VdoDownloadManager.getInstance(this, downloadLocation);
//Provide custom implementation if you want to customize notifications look and feel
vdoDownloadManager.setDownloadNotificationHelper(CustomDownloadNotificationHelper.class);
}
}
private void refreshDownloadsList() {
maybeCreateManager();
vdoDownloadManager.query(new VdoDownloadManager.Query(), statusList -> {
// enable sample download buttons for media not downloaded or queued
if (containsMediaId(statusList, MEDIA_ID_1))
setDownloadListeners(download1, "sample 1", OTP_1, PLAYBACK_INFO_1);
if (containsMediaId(statusList, MEDIA_ID_2))
setDownloadListeners(download2, "sample 2", OTP_2, PLAYBACK_INFO_2);
if (containsMediaId(statusList, MEDIA_ID_3))
setDownloadListeners(download3, "sample 3", OTP_3, PLAYBACK_INFO_3);
// notify recyclerview
downloadStatusList.clear();
downloadStatusList.addAll(statusList);
updateDeleteAllButton();
downloadsAdapter.notifyDataSetChanged();
if (statusList.isEmpty()) {
Log.w(TAG, "No query results found");
Toast.makeText(DownloadsActivity.this, "No query results found", Toast.LENGTH_SHORT).show();
return;
}
Log.i(TAG, statusList.size() + " results found");
StringBuilder builder = new StringBuilder();
builder.append("query results:").append("\n");
for (DownloadStatus status : statusList) {
builder.append(statusString(status)).append(" : ")
.append(status.mediaInfo.mediaId).append(", ")
.append(status.mediaInfo.title).append("\n");
}
Log.i(TAG, builder.toString());
});
}
public void downloadAllMediaItems() {
//list of OTP and Playback Info
List<Pair<String, String>> otpPlaybackInfoList = new ArrayList<>();
otpPlaybackInfoList.add(new Pair<>(OTP_1, PLAYBACK_INFO_1));
otpPlaybackInfoList.add(new Pair<>(OTP_2, PLAYBACK_INFO_2));
otpPlaybackInfoList.add(new Pair<>(OTP_3, PLAYBACK_INFO_3));
downloadMediaItems(otpPlaybackInfoList);
}
public void downloadMediaItems(List<Pair<String, String>> otpAndPlaybackInfoList) {
HandlerThread handlerThread = new HandlerThread(TAG);
handlerThread.start();
Handler handler = new Handler(handlerThread.getLooper());
for (Pair<String, String> otpAndPlaybackInfo : otpAndPlaybackInfoList) {
//retrieve the download option iteratively for each video
handler.post(() -> new OptionsDownloader(this).downloadOptionsWithOtp(otpAndPlaybackInfo.first, otpAndPlaybackInfo.second, null, new OptionsDownloader.Callback() {
@Override
public void onOptionsReceived(DownloadOptions options) {
Log.i(TAG, "onOptionsReceived");
//Before starting download we have to select one audio and one video track from available tracks in options.
//We will store selected tracks here
int[] selectionIndices = new int[2];
//Selecting video track and audio track
int maxBitrate = Integer.MIN_VALUE;
int videoTrackIndex = -1;
int audioTrackIndex = -1;
for (int index = 0; index < options.availableTracks.length; index++) {
Track track = options.availableTracks[index];
//Download option can contain multiple video track, we will select video track with max bitrate.
if (track.type == Track.TYPE_VIDEO && track.bitrate > maxBitrate) {
videoTrackIndex = index;
maxBitrate = track.bitrate;
}
//Download option will always contain only one audio track.
if (track.type == Track.TYPE_AUDIO) {
audioTrackIndex = index;
}
}
selectionIndices[0] = audioTrackIndex; //Set audio track index.
selectionIndices[1] = videoTrackIndex; //Set video track index.
downloadSelectedOptions(options, selectionIndices);
}
@Override
public void onOptionsNotReceived(ErrorDescription errDesc) {
String errMsg = "onOptionsNotReceived : " + errDesc.toString();
Log.e(TAG, errMsg);
Toast.makeText(DownloadsActivity.this, errMsg, Toast.LENGTH_LONG).show();
}
}));
}
}
private void deleteAllDownloads() {
if (!downloadStatusList.isEmpty()) {
maybeCreateManager();
ArrayList<String> mediaIdList = new ArrayList<>();
for (DownloadStatus status : downloadStatusList) {
mediaIdList.add(status.mediaInfo.mediaId);
}
String[] mediaIds = mediaIdList.toArray(new String[0]);
vdoDownloadManager.remove(mediaIds);
}
}
private boolean containsMediaId(List<DownloadStatus> statusList, String mediaId) {
for (DownloadStatus status : statusList) {
if (status.mediaInfo.mediaId.equals(mediaId)) return false;
}
return true;
}
private void setDownloadListeners(final Button downloadButton, final String mediaName,
final String otp, final String playbackInfo) {
runOnUiThread(() -> {
downloadButton.setEnabled(true);
downloadButton.setText(String.format("Download %s", mediaName));
downloadButton.setOnClickListener(view -> getOptions(otp, playbackInfo));
});
}
private void getOptions(final String otp, final String playbackInfo) {
HandlerThread handlerThread = new HandlerThread(TAG);
handlerThread.start();
new Handler(handlerThread.getLooper()).post(
() -> new OptionsDownloader(this).downloadOptionsWithOtp(
otp, playbackInfo, null, new OptionsDownloader.Callback() {
@Override
public void onOptionsReceived(DownloadOptions options) {
Log.i(TAG, "onOptionsReceived");
showSelectionDialog(options, options.mediaInfo.duration);
}
@Override
public void onOptionsNotReceived(ErrorDescription errDesc) {
String errMsg = "onOptionsNotReceived : " + errDesc.toString();
Log.e(TAG, errMsg);
Toast.makeText(DownloadsActivity.this, errMsg, Toast.LENGTH_LONG).show();
}
}));
}
public void showSelectionDialog(DownloadOptions downloadOptions, long durationMs) {
new OptionSelector(downloadOptions, durationMs, optionsSelectedCallback, OptionSelector.OptionStyle.SHOW_HIGHEST_AND_LOWEST_QUALITY)
.showSelectionDialog(this, "Download options");
}
private final OptionSelector.OptionsSelectedCallback optionsSelectedCallback =
new OptionSelector.OptionsSelectedCallback() {
@Override
public void onTracksSelected(DownloadOptions downloadOptions, int[] selectedTracks) {
Log.i(TAG, selectedTracks.length + " options selected: " + Arrays.toString(selectedTracks));
long durationMs = downloadOptions.mediaInfo.duration;
Log.i(TAG, "---- selected tracks ----");
for (int trackIndex : selectedTracks) {
Log.i(TAG, getDownloadItemName(downloadOptions.availableTracks[trackIndex], durationMs));
}
Log.i(TAG, "---- selected tracks ----");
downloadSelectedOptions(downloadOptions, selectedTracks);
// disable the corresponding download button
if (downloadOptions.mediaId.equals(MEDIA_ID_1)) download1.setEnabled(false);
if (downloadOptions.mediaId.equals(MEDIA_ID_2)) download2.setEnabled(false);
if (downloadOptions.mediaId.equals(MEDIA_ID_3)) download3.setEnabled(false);
}
};
private String getDownloadLocation() {
String downloadLocation;
try {
downloadLocation = getExternalFilesDir(null).getPath() + File.separator + "offlineVdos";
} catch (NullPointerException npe) {
Log.e(TAG, "external storage not available");
Toast.makeText(this, "external storage not available", Toast.LENGTH_LONG).show();
return null;
}
// ensure download directory is created
File dlLocation = new File(downloadLocation);
if (!(dlLocation.exists() && dlLocation.isDirectory())) {
// directory not created yet; let's create it
if (!dlLocation.mkdir()) {
Log.e(TAG, "failed to create storage directory");
Toast.makeText(this, "failed to create storage directory", Toast.LENGTH_LONG).show();
}
}
return downloadLocation;
}
private void downloadSelectedOptions(DownloadOptions downloadOptions, int[] selectionIndices) {
DownloadSelections selections = new DownloadSelections(downloadOptions, selectionIndices);
// build a DownloadRequest
DownloadRequest request = new DownloadRequest.Builder(selections).build();
// enqueue request to VdoDownloadManager for download
try {
vdoDownloadManager.enqueueV2(request);
} catch (IllegalArgumentException | IllegalStateException e) {
Log.e(TAG, "error enqueuing download request");
Toast.makeText(this, "error enqueuing download request", Toast.LENGTH_LONG).show();
}
}
private void showItemSelectedDialog(final DownloadStatus downloadStatus) {
AlertDialog.Builder builder = new AlertDialog.Builder(DownloadsActivity.this);
builder.setTitle(downloadStatus.mediaInfo.title)
.setMessage("Status: " + statusString(downloadStatus).toUpperCase());
if (downloadStatus.status == VdoDownloadManager.STATUS_COMPLETED) {
builder.setPositiveButton("PLAY", (dialog, which) -> {
startPlayback(downloadStatus);
dialog.dismiss();
});
} else {
builder.setPositiveButton("OK", (dialog, which) -> dialog.dismiss());
}
builder.setNegativeButton("DELETE", (dialog, which) -> {
vdoDownloadManager.remove(downloadStatus.mediaInfo.mediaId);
dialog.dismiss();
});
builder.create().show();
}
private void updateListItem(DownloadStatus status) {
// if media already in downloadStatusList, update it
String mediaId = status.mediaInfo.mediaId;
int position = -1;
for (int i = 0; i < downloadStatusList.size(); i++) {
if (downloadStatusList.get(i).mediaInfo.mediaId.equals(mediaId)) {
position = i;
break;
}
}
if (position >= 0) {
downloadStatusList.set(position, status);
downloadsAdapter.notifyItemChanged(position);
} else {
Log.e(TAG, "item not found in adapter");
}
updateDeleteAllButton();
}
private void addListItem(DownloadStatus downloadStatus) {
downloadStatusList.add(0, downloadStatus);
updateDeleteAllButton();
downloadsAdapter.notifyItemInserted(0);
}
private void removeListItem(String mediaId) {
int position = -1;
for (int i = 0; i < downloadStatusList.size(); i++) {
if (downloadStatusList.get(i).mediaInfo.mediaId.equals(mediaId)) {
position = i;
break;
}
}
if (position >= 0) {
downloadStatusList.remove(position);
downloadsAdapter.notifyItemRemoved(position);
}
updateDeleteAllButton();
}
private void updateDeleteAllButton() {
deleteAll.setEnabled(!downloadStatusList.isEmpty());
}
private void startPlayback(DownloadStatus downloadStatus) {
if (downloadStatus.status != VdoDownloadManager.STATUS_COMPLETED) {
showToastAndLog("Download not complete", Toast.LENGTH_SHORT);
return;
}
Intent intent = new Intent(this, PlayerActivity.class);
VdoInitParams vdoParams = VdoInitParams.createParamsForOffline(downloadStatus.mediaInfo.mediaId, true);
intent.putExtra(PlayerActivity.EXTRA_VDO_PARAMS, vdoParams);
startActivity(intent);
}
private void showToastAndLog(final String message, final int toastLength) {
runOnUiThread(() -> Toast.makeText(getApplicationContext(), message, toastLength).show());
Log.i(TAG, message);
}
private static String getDownloadItemName(Track track, long durationMs) {
String type = track.type == Track.TYPE_VIDEO ? "V" : track.type == Track.TYPE_AUDIO ? "A" : "?";
return type + " " + (track.bitrate / 1024) + " kbps, " +
getSizeString(track.bitrate, durationMs);
}
private static String statusString(DownloadStatus status) {
switch (status.status) {
case VdoDownloadManager.STATUS_COMPLETED:
return "COMPLETED";
case VdoDownloadManager.STATUS_DOWNLOADING:
return "DOWNLOADING";
case VdoDownloadManager.STATUS_FAILED:
return "FAILED " + status.reason + " " + status.reasonDescription + "\n";
case VdoDownloadManager.STATUS_NOT_FOUND:
return "NOT FOUND";
case VdoDownloadManager.STATUS_PAUSED:
return "PAUSED";
case VdoDownloadManager.STATUS_PENDING:
return "PENDING";
case VdoDownloadManager.STATUS_REMOVING:
return "REMOVING";
case VdoDownloadManager.STATUS_RESTARTING:
return "RESTARTING";
default:
throw new IllegalArgumentException("invalid download status");
}
}
private class DownloadsAdapter extends RecyclerView.Adapter<DownloadsAdapter.ViewHolder> {
public class ViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
public TextView title;
public TextView status;
public TextView downloadPercent;
public TextView videoDuration;
public ImageView poster;
public AppCompatButton stop, resume, delete;
public ViewHolder(View itemView) {
super(itemView);
title = itemView.findViewById(R.id.vdo_title);
status = itemView.findViewById(R.id.download_status);
poster = itemView.findViewById(R.id.poster);
downloadPercent = itemView.findViewById(R.id.download_percentage);
videoDuration = itemView.findViewById(R.id.vdo_duration);
stop = itemView.findViewById(R.id.download_stop_btn);
resume = itemView.findViewById(R.id.download_resume_btn);
delete = itemView.findViewById(R.id.download_delete_btn);
stop.setOnClickListener(this);
resume.setOnClickListener(this);
delete.setOnClickListener(this);
itemView.setOnClickListener(this);
}
@Override
public void onClick(View v) {
int position = getBindingAdapterPosition();
if (v.getId() == R.id.download_resume_btn) {
vdoDownloadManager.resumeDownload(downloadStatusList.get(position).mediaInfo.mediaId);
} else if (v.getId() == R.id.download_stop_btn) {
vdoDownloadManager.stopDownload(downloadStatusList.get(position).mediaInfo.mediaId);
} else if (v.getId() == R.id.download_delete_btn) {
vdoDownloadManager.remove(downloadStatusList.get(position).mediaInfo.mediaId);
} else {
if (position != RecyclerView.NO_POSITION) {
DownloadStatus status = statusList.get(position);
showItemSelectedDialog(status);
}
}
}
}
private final List<DownloadStatus> statusList;
public DownloadsAdapter(List<DownloadStatus> statusList) {
this.statusList = statusList;
}
@NonNull
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
LayoutInflater inflater = LayoutInflater.from(parent.getContext());
View itemView = inflater.inflate(R.layout.sample_list_item, parent, false);
return new ViewHolder(itemView);
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
DownloadStatus status = statusList.get(position);
holder.title.setText(status.mediaInfo.title);
holder.status.setText(DownloadsActivity.statusString(status).toUpperCase());
holder.videoDuration.setText(String.format("%s", Utils.digitalClockTime(status.mediaInfo.duration)));
holder.downloadPercent.setText(String.format("%s%%", status.downloadPercent));
if (status.status == VdoDownloadManager.STATUS_DOWNLOADING) {
holder.stop.setEnabled(true);
holder.resume.setEnabled(false);
} else {
holder.stop.setEnabled(false);
holder.resume.setEnabled(status.status == VdoDownloadManager.STATUS_PAUSED);
}
String posterPath = status.poster;
if (posterPath != null) {
File posterFile = new File(posterPath);
if (posterFile.exists()) {
Bitmap posBitmap = BitmapFactory.decodeFile(posterFile.getAbsolutePath());
if (posBitmap != null) {
holder.poster.setImageBitmap(posBitmap);
} else {
Log.e(TAG, "poster file could not be decoded to bitmap");
}
}
}
}
@Override
public int getItemCount() {
return statusList.size();
}
}
}