280 lines
11 KiB
Java
280 lines
11 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source 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 com.android.tv;
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import android.app.Activity;
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import android.content.ActivityNotFoundException;
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import android.content.ComponentName;
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import android.content.Intent;
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import android.media.tv.TvInputInfo;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Looper;
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import android.support.annotation.MainThread;
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import android.util.Log;
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import com.android.tv.common.CommonConstants;
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import com.android.tv.common.SoftPreconditions;
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import com.android.tv.common.actions.InputSetupActionUtils;
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import com.android.tv.data.ChannelDataManager;
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import com.android.tv.data.ChannelDataManager.Listener;
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import com.android.tv.data.epg.EpgFetcher;
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import com.android.tv.data.epg.EpgInputWhiteList;
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import com.android.tv.features.TvFeatures;
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import com.android.tv.util.SetupUtils;
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import com.android.tv.util.TvInputManagerHelper;
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import com.android.tv.util.Utils;
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import com.google.android.tv.partner.support.EpgContract;
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import dagger.android.AndroidInjection;
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import dagger.android.ContributesAndroidInjector;
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import java.util.concurrent.TimeUnit;
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import javax.inject.Inject;
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/**
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* An activity to launch a TV input setup activity.
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*
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* <p>After setup activity is finished, all channels will be browsable.
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*/
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public class SetupPassthroughActivity extends Activity {
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private static final String TAG = "SetupPassthroughAct";
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private static final boolean DEBUG = false;
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private static final int REQUEST_START_SETUP_ACTIVITY = 200;
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private static ScanTimeoutMonitor sScanTimeoutMonitor;
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private TvInputInfo mTvInputInfo;
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private Intent mActivityAfterCompletion;
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private boolean mEpgFetcherDuringScan;
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@Inject EpgInputWhiteList mEpgInputWhiteList;
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@Inject TvInputManagerHelper mInputManager;
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@Inject SetupUtils mSetupUtils;
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@Inject ChannelDataManager mChannelDataManager;
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@Inject EpgFetcher mEpgFetcher;
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@Override
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public void onCreate(Bundle savedInstanceState) {
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if (DEBUG) Log.d(TAG, "onCreate");
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AndroidInjection.inject(this);
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super.onCreate(savedInstanceState);
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Intent intent = getIntent();
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String inputId = intent.getStringExtra(InputSetupActionUtils.EXTRA_INPUT_ID);
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mTvInputInfo = mInputManager.getTvInputInfo(inputId);
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mActivityAfterCompletion = InputSetupActionUtils.getExtraActivityAfter(intent);
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boolean needToFetchEpg =
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mTvInputInfo != null && Utils.isInternalTvInput(this, mTvInputInfo.getId());
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if (needToFetchEpg) {
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// In case when the activity is restored, this flag should be restored as well.
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mEpgFetcherDuringScan = true;
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}
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if (savedInstanceState == null) {
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SoftPreconditions.checkArgument(
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InputSetupActionUtils.hasInputSetupAction(intent),
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TAG,
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"Unsupported action %s",
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intent.getAction());
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if (DEBUG) Log.d(TAG, "TvInputId " + inputId + " / TvInputInfo " + mTvInputInfo);
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if (mTvInputInfo == null) {
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Log.w(TAG, "There is no input with the ID " + inputId + ".");
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finish();
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return;
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}
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if (intent.getExtras() == null) {
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Log.w(TAG, "There is no extra info in the intent");
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finish();
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return;
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}
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Intent setupIntent = InputSetupActionUtils.getExtraSetupIntent(intent);
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if (DEBUG) Log.d(TAG, "Setup activity launch intent: " + setupIntent);
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if (setupIntent == null) {
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Log.w(TAG, "The input (" + mTvInputInfo.getId() + ") doesn't have setup.");
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finish();
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return;
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}
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SetupUtils.grantEpgPermission(this, mTvInputInfo.getServiceInfo().packageName);
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if (DEBUG) Log.d(TAG, "Activity after completion " + mActivityAfterCompletion);
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// If EXTRA_SETUP_INTENT is not removed, an infinite recursion happens during
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// setupIntent.putExtras(intent.getExtras()).
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Bundle extras = intent.getExtras();
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InputSetupActionUtils.removeSetupIntent(extras);
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setupIntent.putExtras(extras);
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try {
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ComponentName callingActivity = getCallingActivity();
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if (callingActivity == null
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|| !callingActivity.getPackageName().equals(CommonConstants.BASE_PACKAGE)) {
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String name =
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callingActivity == null ? "null" : callingActivity.getPackageName();
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Log.w(TAG,
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"Calling activity " + name + " is not trusted. Not forwarding intent.");
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finish();
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return;
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}
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startActivityForResult(setupIntent, REQUEST_START_SETUP_ACTIVITY);
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} catch (ActivityNotFoundException e) {
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Log.e(TAG, "Can't find activity: " + setupIntent.getComponent());
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finish();
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return;
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}
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if (needToFetchEpg) {
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if (sScanTimeoutMonitor == null) {
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sScanTimeoutMonitor = new ScanTimeoutMonitor(mEpgFetcher, mChannelDataManager);
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}
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sScanTimeoutMonitor.startMonitoring();
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mEpgFetcher.onChannelScanStarted();
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}
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}
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}
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@Override
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public void onActivityResult(int requestCode, final int resultCode, final Intent data) {
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if (DEBUG)
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Log.d(TAG, "onActivityResult(" + requestCode + ", " + resultCode + ", " + data + ")");
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if (sScanTimeoutMonitor != null) {
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sScanTimeoutMonitor.stopMonitoring();
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}
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// Note: It's not guaranteed that this method is always called after scanning.
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boolean setupComplete =
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requestCode == REQUEST_START_SETUP_ACTIVITY && resultCode == Activity.RESULT_OK;
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// Tells EpgFetcher that channel source setup is finished.
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if (mEpgFetcherDuringScan) {
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mEpgFetcher.onChannelScanFinished();
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}
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if (!setupComplete) {
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setResult(resultCode, data);
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finish();
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return;
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}
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if (TvFeatures.CLOUD_EPG_FOR_3RD_PARTY.isEnabled(this)
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&& data != null
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&& data.getBooleanExtra(EpgContract.EXTRA_USE_CLOUD_EPG, false)) {
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if (DEBUG) Log.d(TAG, "extra " + data.getExtras());
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String inputId = data.getStringExtra(TvInputInfo.EXTRA_INPUT_ID);
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if (mEpgInputWhiteList.isInputWhiteListed(inputId)) {
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mEpgFetcher.fetchImmediately();
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}
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}
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if (mTvInputInfo == null) {
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Log.w(
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TAG,
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"There is no input with ID "
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+ getIntent().getStringExtra(InputSetupActionUtils.EXTRA_INPUT_ID)
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+ ".");
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setResult(resultCode, data);
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finish();
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return;
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}
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mSetupUtils.onTvInputSetupFinished(
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mTvInputInfo.getId(),
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() -> {
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if (mActivityAfterCompletion != null) {
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try {
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startActivity(mActivityAfterCompletion);
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} catch (ActivityNotFoundException e) {
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Log.w(TAG, "Activity launch failed", e);
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}
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}
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setResult(resultCode, data);
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finish();
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});
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}
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/**
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* Monitors the scan progress and notifies the timeout of the scanning. The purpose of this
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* monitor is to call EpgFetcher.onChannelScanFinished() in case when
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* SetupPassthroughActivity.onActivityResult() is not called properly. b/36008534
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*/
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@MainThread
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private static class ScanTimeoutMonitor {
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// Set timeout long enough. The message in Sony TV says the scanning takes about 30 minutes.
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private static final long SCAN_TIMEOUT_MS = TimeUnit.MINUTES.toMillis(30);
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private final EpgFetcher mEpgFetcher;
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private final ChannelDataManager mChannelDataManager;
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private final Handler mHandler = new Handler(Looper.getMainLooper());
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private final Runnable mScanTimeoutRunnable =
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() -> {
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Log.w(
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TAG,
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"No channels has been added for a while."
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+ " The scan might have finished unexpectedly.");
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onScanTimedOut();
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};
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private final Listener mChannelDataManagerListener =
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new Listener() {
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@Override
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public void onLoadFinished() {
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setupTimer();
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}
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@Override
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public void onChannelListUpdated() {
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setupTimer();
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}
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@Override
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public void onChannelBrowsableChanged() {}
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};
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private boolean mStarted;
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private ScanTimeoutMonitor(EpgFetcher epgFetcher, ChannelDataManager mChannelDataManager) {
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mEpgFetcher = epgFetcher;
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this.mChannelDataManager = mChannelDataManager;
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}
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private void startMonitoring() {
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if (!mStarted) {
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mStarted = true;
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mChannelDataManager.addListener(mChannelDataManagerListener);
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}
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if (mChannelDataManager.isDbLoadFinished()) {
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setupTimer();
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}
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}
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private void stopMonitoring() {
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if (mStarted) {
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mStarted = false;
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mHandler.removeCallbacks(mScanTimeoutRunnable);
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mChannelDataManager.removeListener(mChannelDataManagerListener);
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}
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}
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private void setupTimer() {
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mHandler.removeCallbacks(mScanTimeoutRunnable);
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mHandler.postDelayed(mScanTimeoutRunnable, SCAN_TIMEOUT_MS);
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}
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private void onScanTimedOut() {
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stopMonitoring();
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mEpgFetcher.onChannelScanFinished();
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}
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}
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/** Exports {@link MainActivity} for Dagger codegen to create the appropriate injector. */
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@dagger.Module
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public abstract static class Module {
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@ContributesAndroidInjector
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abstract SetupPassthroughActivity contributesSetupPassthroughActivity();
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}
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}
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