Project init
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Gabriele M
190
src/org/lineageos/updater/UpdatesActivity.java
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190
src/org/lineageos/updater/UpdatesActivity.java
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/*
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* Copyright (C) 2017 The LineageOS Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.lineageos.updater;
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import android.content.BroadcastReceiver;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.ServiceConnection;
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import android.os.Bundle;
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import android.os.IBinder;
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import android.support.v4.content.LocalBroadcastManager;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.SimpleItemAnimator;
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import android.util.Log;
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import org.json.JSONException;
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import org.lineageos.updater.misc.Utils;
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import java.io.File;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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public class UpdatesActivity extends AppCompatActivity {
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private static final String TAG = "UpdatesActivity";
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private DownloadService mDownloadService;
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private BroadcastReceiver mBroadcastReceiver;
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private UpdatesListAdapter mAdapter;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_updates);
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RecyclerView recyclerView = (RecyclerView) findViewById(R.id.recycler_view);
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mAdapter = new UpdatesListAdapter(this);
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recyclerView.setAdapter(mAdapter);
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RecyclerView.LayoutManager layoutManager = new LinearLayoutManager(this);
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recyclerView.setLayoutManager(layoutManager);
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RecyclerView.ItemAnimator animator = recyclerView.getItemAnimator();
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if (animator instanceof SimpleItemAnimator) {
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((SimpleItemAnimator) animator).setSupportsChangeAnimations(false);
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}
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mBroadcastReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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if (DownloadController.UPDATE_STATUS_ACTION.equals(intent.getAction())) {
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mAdapter.notifyDataSetChanged();
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} else if (DownloadController.PROGRESS_ACTION.equals(intent.getAction())) {
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String downloadId = intent.getStringExtra(DownloadController.DOWNLOAD_ID_EXTRA);
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mAdapter.notifyItemChanged(downloadId);
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}
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}
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};
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}
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@Override
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public void onStart() {
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super.onStart();
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Intent intent = new Intent(this, DownloadService.class);
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startService(intent);
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bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
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IntentFilter intentFilter = new IntentFilter();
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intentFilter.addAction(DownloadController.UPDATE_STATUS_ACTION);
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intentFilter.addAction(DownloadController.PROGRESS_ACTION);
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LocalBroadcastManager.getInstance(this).registerReceiver(mBroadcastReceiver, intentFilter);
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}
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@Override
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public void onStop() {
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LocalBroadcastManager.getInstance(this).unregisterReceiver(mBroadcastReceiver);
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if (mDownloadService != null) {
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unbindService(mConnection);
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}
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super.onStop();
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}
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private ServiceConnection mConnection = new ServiceConnection() {
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@Override
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public void onServiceConnected(ComponentName className,
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IBinder service) {
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DownloadService.LocalBinder binder = (DownloadService.LocalBinder) service;
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mDownloadService = binder.getService();
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mAdapter.setDownloadController(mDownloadService.getDownloadController());
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getUpdatesList();
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}
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@Override
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public void onServiceDisconnected(ComponentName componentName) {
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mAdapter.setDownloadController(null);
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mDownloadService = null;
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mAdapter.notifyDataSetChanged();
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}
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};
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private void loadUpdatesList() throws IOException, JSONException {
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// Process local files first. If they aren't valid, the controller will delete
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// them from the database. If they are valid, they should be prioritized.
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Log.d(TAG, "Getting updates from internal database");
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DownloadControllerInt controller = mDownloadService.getDownloadController();
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UpdatesDbHelper dbHelper = new UpdatesDbHelper(this);
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for (UpdateDownload update : dbHelper.getUpdates()) {
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controller.addUpdate(update, true);
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}
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Log.d(TAG, "Adding remote updates");
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File jsonFile = Utils.getCachedUpdateList(this);
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for (UpdateDownload update : Utils.parseJson(jsonFile, true)) {
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controller.addUpdate(update, true);
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}
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List<String> updateIds = new ArrayList<>();
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updateIds.addAll(controller.getIds());
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Collections.sort(updateIds);
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mAdapter.setData(updateIds);
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mAdapter.notifyDataSetChanged();
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}
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private void getUpdatesList() {
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File jsonFile = Utils.getCachedUpdateList(this);
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if (jsonFile.exists()) {
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try {
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loadUpdatesList();
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Log.d(TAG, "Cached list parsed");
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} catch (IOException | JSONException e) {
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Log.e(TAG, "Error while parsing json list", e);
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}
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} else {
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downloadUpdatesList();
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}
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}
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private void downloadUpdatesList() {
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File jsonFile = Utils.getCachedUpdateList(this);
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String url = Utils.getServerURL(this);
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Log.d(TAG, "Checking " + url);
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DownloadClient.downloadFile(url, jsonFile, new DownloadClient.DownloadCallback() {
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@Override
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public void onFailure() {
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Log.e(TAG, "Could not download updates list");
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}
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@Override
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public void onResponse(int statusCode, String url,
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DownloadClient.Headers headers) {
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}
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@Override
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public void onSuccess(String response) {
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runOnUiThread(new Runnable() {
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@Override
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public void run() {
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try {
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Log.d(TAG, "List downloaded");
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loadUpdatesList();
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} catch (IOException | JSONException e) {
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Log.e(TAG, "Could not read json", e);
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}
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}
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});
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}
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});
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}
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}
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