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package eu.siacs.conversations.ui;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.DownloadManager;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.WindowManager;
import android.widget.TextView;
import android.widget.Toast;
import org.json.JSONException;
import org.json.JSONObject;
import java.io.File;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
import eu.siacs.conversations.services.UpdaterWebService;
public class UpdaterActivity extends Activity {
private UpdateReceiver receiver = null;
private int versionCode = 0;
String appURI = "";
/*
// run AppUpdater
Log.d(Config.LOGTAG, "Start automatic AppUpdater");
Intent AppUpdater = new Intent(this, UpdaterActivity.class);
startActivity(AppUpdater);
*/
private DownloadManager downloadManager;
private long downloadReference;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//set activity
setContentView(R.layout.activity_updater);
TextView textView = (TextView) findViewById(R.id.updater);
textView.setText(R.string.update_info);
//Broadcast receiver for our Web Request
IntentFilter filter = new IntentFilter(UpdateReceiver.PROCESS_RESPONSE);
filter.addCategory(Intent.CATEGORY_DEFAULT);
receiver = new UpdateReceiver();
registerReceiver(receiver, filter);
//Broadcast receiver for the download manager
filter = new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE);
registerReceiver(downloadReceiver, filter);
//check of internet is available before making a web service request
if(isNetworkAvailable(this)){
Intent msgIntent = new Intent(this, UpdaterWebService.class);
msgIntent.putExtra(UpdaterWebService.REQUEST_STRING, Config.UPDATE_URL);
Toast.makeText(getApplicationContext(),
getText(R.string.checking_for_updates),
Toast.LENGTH_SHORT).show();
startService(msgIntent);
}
}
@Override
public void onDestroy() {
//unregister your receivers
this.unregisterReceiver(receiver);
this.unregisterReceiver(downloadReceiver);
super.onDestroy();
//enable touch events
getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
}
@Override
public void onSaveInstanceState(Bundle savedInstanceState) {
super.onSaveInstanceState(savedInstanceState);
}
@Override
public void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
}
//check for internet connection
private boolean isNetworkAvailable(Context context) {
ConnectivityManager connectivity = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
if (connectivity != null) {
NetworkInfo[] info = connectivity.getAllNetworkInfo();
if (info != null) {
for (int i = 0; i < info.length; i++) {
Log.d(Config.LOGTAG, "AppUpdater: " + String.valueOf(i));
if (info[i].getState() == NetworkInfo.State.CONNECTED) {
Log.d(Config.LOGTAG, "AppUpdater: connected to update Server!");
return true;
}
}
}
}
return false;
}
//broadcast receiver to get notification when the web request finishes
public class UpdateReceiver extends BroadcastReceiver {
public static final String PROCESS_RESPONSE = "eu.siacs.conversations.intent.action.PROCESS_RESPONSE";
@Override
public void onReceive(Context context, Intent intent) {
//disable touch events
getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE,
WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
String reponseMessage = intent.getStringExtra(UpdaterWebService.RESPONSE_MESSAGE);
Log.d(Config.LOGTAG, "AppUpdater: " + reponseMessage);
//parse the JSON response
JSONObject responseObj;
try {
responseObj = new JSONObject(reponseMessage);
boolean success = responseObj.getBoolean("success");
//if the reponse was successful check further
if(success){
//Overall information about the contents of a package
//This corresponds to all of the information collected from AndroidManifest.xml.
PackageInfo pInfo = null;
try {
pInfo = getPackageManager().getPackageInfo(getPackageName(), 0);
}
catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
}
//get the app version Name for display
final String versionName = pInfo.versionName;
final int versionCode = pInfo.versionCode;
//get the latest version from the JSON string
int latestVersionCode = responseObj.getInt("latestVersionCode");
String latestVersion = responseObj.getString("latestVersion");
String changelog = responseObj.getString("changelog");
//get the lastest application URI from the JSON string
appURI = responseObj.getString("appURI");
//check if we need to upgrade?
if(latestVersionCode > versionCode){
Log.d(Config.LOGTAG, "AppUpdater: update available");
//delete old downloaded version files
File dir = new File(getExternalFilesDir(null), Environment.DIRECTORY_DOWNLOADS);
Log.d(Config.LOGTAG, "AppUpdater - Delete old update files in: " + dir);
if (dir.isDirectory())
{
String[] children = dir.list();
for (int i = 0; i < children.length; i++)
{
new File(dir, children[i]).delete();
}
}
//enable touch events
getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
//oh yeah we do need an upgrade, let the user know send an alert message
AlertDialog.Builder builder = new AlertDialog.Builder(UpdaterActivity.this);
builder.setCancelable(false);
String UpdateMessageInfo = getResources().getString(R.string.update_available);
builder.setMessage(String.format(UpdateMessageInfo, latestVersion, changelog, versionName))
.setPositiveButton(R.string.update, new DialogInterface.OnClickListener() {
//if the user agrees to upgrade
public void onClick(DialogInterface dialog, int id) {
//disable touch events
getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE,
WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
//start downloading the file using the download manager
downloadManager = (DownloadManager) getSystemService(DOWNLOAD_SERVICE);
Uri Download_Uri = Uri.parse(appURI);
DownloadManager.Request request = new DownloadManager.Request(Download_Uri);
request.setAllowedNetworkTypes(DownloadManager.Request.NETWORK_WIFI);
request.setAllowedOverRoaming(false);
request.setTitle("Conversations Update");
request.setDestinationInExternalFilesDir(UpdaterActivity.this, Environment.DIRECTORY_DOWNLOADS, "Conversations" + versionName + ".apk");
downloadReference = downloadManager.enqueue(request);
Toast.makeText(getApplicationContext(),
getText(R.string.download_started),
Toast.LENGTH_LONG).show();
}
})
.setNegativeButton(R.string.remind_later, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
// User cancelled the dialog
UpdaterActivity.this.finish();
}
});
//show the alert message
builder.create().show();
}
else
{
Toast.makeText(getApplicationContext(),
getText(R.string.no_update_available),
Toast.LENGTH_SHORT).show();
Log.d(Config.LOGTAG, "AppUpdater: no update available");
UpdaterActivity.this.finish();
}
}
} catch (JSONException e) {
e.printStackTrace();
}
}
}
//broadcast receiver to get notification about ongoing downloads
private BroadcastReceiver downloadReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
//check if the broadcast message is for our Enqueued download
long referenceId = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
if(downloadReference == referenceId){
Log.d(Config.LOGTAG, "AppUpdater: Downloading of the new app version complete. Starting installation");
//start the installation of the latest version
Intent installIntent = new Intent(Intent.ACTION_VIEW);
installIntent.setDataAndType(downloadManager.getUriForDownloadedFile(downloadReference),
"application/vnd.android.package-archive");
installIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(installIntent);
UpdaterActivity.this.finish();
}
}
};
//disable back button
@Override
public void onBackPressed() {
}
}
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