diff options
Diffstat (limited to 'src/main/java/de/pixart/messenger/ui/UpdaterActivity.java')
| -rw-r--r-- | src/main/java/de/pixart/messenger/ui/UpdaterActivity.java | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/src/main/java/de/pixart/messenger/ui/UpdaterActivity.java b/src/main/java/de/pixart/messenger/ui/UpdaterActivity.java new file mode 100644 index 000000000..0a35288d7 --- /dev/null +++ b/src/main/java/de/pixart/messenger/ui/UpdaterActivity.java @@ -0,0 +1,336 @@ +package de.pixart.messenger.ui; + +import android.Manifest; +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.Build; +import android.os.Bundle; +import android.os.Environment; +import android.support.v4.app.ActivityCompat; +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 java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; + +import de.pixart.messenger.Config; +import de.pixart.messenger.R; +import de.pixart.messenger.persistance.DatabaseBackend; +import de.pixart.messenger.services.UpdaterWebService; + +public class UpdaterActivity extends Activity { + + String appURI = ""; + private UpdateReceiver receiver = null; + private int versionCode = 0; + private DownloadManager downloadManager; + private long downloadReference; + private String FileName = "update.apk"; + //broadcast receiver to get notification about ongoing downloads + + 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.getExtras().getLong(DownloadManager.EXTRA_DOWNLOAD_ID); + if (downloadReference == referenceId) { + File file = new File(getExternalFilesDir(Environment.DIRECTORY_DOWNLOADS), FileName); + //start the installation of the latest version + Intent installIntent = new Intent(Intent.ACTION_INSTALL_PACKAGE); + installIntent.setDataAndType(Uri.fromFile(file), "application/vnd.android.package-archive"); + installIntent.putExtra(Intent.EXTRA_NOT_UNKNOWN_SOURCE, true); + installIntent.putExtra(Intent.EXTRA_RETURN_RESULT, true); + installIntent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + startActivity(installIntent); + + UpdaterActivity.this.finish(); + } + } + }; + + @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 (download complete) + registerReceiver(downloadReceiver, new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE)); + + //check of internet is available before making a web service request + if (isNetworkAvailable(this)) { + Intent msgIntent = new Intent(this, UpdaterWebService.class); + msgIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + msgIntent.putExtra(UpdaterWebService.REQUEST_STRING, Config.UPDATE_URL); + + Toast.makeText(getApplicationContext(), + getText(R.string.checking_for_updates), + Toast.LENGTH_SHORT).show(); + startService(msgIntent); + } + } + + private void ExportDatabase() throws IOException { + + // Get hold of the db: + InputStream myInput = new FileInputStream(this.getDatabasePath(DatabaseBackend.DATABASE_NAME)); + + // Set the output folder on the SDcard + File directory = new File(Environment.getExternalStorageDirectory().getAbsolutePath() + "/Pix-Art Messenger/.Database/"); + + // Create the folder if it doesn't exist: + if (!directory.exists()) { + directory.mkdirs(); + } + + // Set the output file stream up: + OutputStream myOutput = new FileOutputStream(directory.getPath() + "/Database.bak"); + + // Transfer bytes from the input file to the output file + byte[] buffer = new byte[1024]; + int length; + while ((length = myInput.read(buffer)) > 0) { + myOutput.write(buffer, 0, length); + } + + // Close and clear the streams + myOutput.flush(); + myOutput.close(); + myInput.close(); + } + + + @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++) { + if (info[i].getState() == NetworkInfo.State.CONNECTED) { + return true; + } + } + } + } + return false; + } + + public boolean isStoragePermissionGranted() { + if (Build.VERSION.SDK_INT >= 23) { + if (checkSelfPermission(android.Manifest.permission.WRITE_EXTERNAL_STORAGE) + == PackageManager.PERMISSION_GRANTED) { + return true; + } else { + + ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, 1); + return false; + } + } else { //permission is automatically granted on sdk<23 upon installation + return true; + } + } + + //show warning on back pressed + @Override + public void onBackPressed() { + AlertDialog.Builder builder = new AlertDialog.Builder(this); + builder.setMessage(R.string.cancel_update) + .setCancelable(false) + .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int id) { + UpdaterActivity.this.finish(); + } + }) + .setNegativeButton(R.string.no, new DialogInterface.OnClickListener() { + public void onClick(DialogInterface dialog, int id) { + dialog.cancel(); + } + }); + AlertDialog alert = builder.create(); + alert.show(); + } + + //broadcast receiver to get notification when the web request finishes + public class UpdateReceiver extends BroadcastReceiver { + + public static final String PROCESS_RESPONSE = "de.pixart.messenger.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 responseMessage = intent.getStringExtra(UpdaterWebService.RESPONSE_MESSAGE); + + if (responseMessage == "" || responseMessage.isEmpty() || responseMessage == null) { + Toast.makeText(getApplicationContext(), + getText(R.string.failed), + Toast.LENGTH_LONG).show(); + UpdaterActivity.this.finish(); + } else { + //parse the JSON reponse + JSONObject reponseObj; + + try { + //if the response was successful check further + reponseObj = new JSONObject(responseMessage); + boolean success = reponseObj.getBoolean("success"); + if (success) { + if (isStoragePermissionGranted()) { + //start backing up database + try { + ExportDatabase(); + } catch (IOException e) { + e.printStackTrace(); + } + } + //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 = reponseObj.getInt("latestVersionCode"); + String latestVersion = reponseObj.getString("latestVersion"); + String filesize = reponseObj.getString("filesize"); + String changelog = reponseObj.getString("changelog"); + //get the lastest application URI from the JSON string + appURI = reponseObj.getString("appURI"); + //check if we need to upgrade? + if (latestVersionCode > versionCode) { + //delete old downloaded version files + File dir = new File(getExternalFilesDir(null), Environment.DIRECTORY_DOWNLOADS); + 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, filesize, versionName, changelog)) + .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); + //ask for permissions on devices >= SDK 23 + if (isStoragePermissionGranted()) { + //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("Pix-Art Messenger Update"); + request.setDestinationInExternalFilesDir(UpdaterActivity.this, Environment.DIRECTORY_DOWNLOADS, FileName); + downloadReference = downloadManager.enqueue(request); + Toast.makeText(getApplicationContext(), + getText(R.string.download_started), + Toast.LENGTH_LONG).show(); + } + } + }) + .setNeutralButton(R.string.changelog, new DialogInterface.OnClickListener() { + //open link to changelog + public void onClick(DialogInterface dialog, int id) { + Uri uri = Uri.parse("https://github.com/kriztan/Conversations/blob/development/CHANGELOG.md"); // missing 'http://' will cause crashed + Intent intent = new Intent(Intent.ACTION_VIEW, uri); + intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); + startActivity(intent); + //restart updater to show dialog again after coming back after opening changelog + recreate(); + } + }) + .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(); + UpdaterActivity.this.finish(); + } + } else { + Toast.makeText(getApplicationContext(), + getText(R.string.failed), + Toast.LENGTH_LONG).show(); + UpdaterActivity.this.finish(); + } + } catch (JSONException e) { + e.printStackTrace(); + } + } + } + } +} |