/*
* Copyright (C) 2016 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the
* License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the specific language governing
* permissions and limitations under the License.
*/
package com.android.settings.datausage;
import android.app.Activity;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.INetworkStatsSession;
import android.net.NetworkTemplate;
import android.net.TrafficStats;
import android.os.Bundle;
import android.os.RemoteException;
import android.os.SystemProperties;
import android.os.UserManager;
import android.provider.SearchIndexableResource;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceScreen;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.text.BidiFormatter;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.TextUtils;
import android.text.format.Formatter;
import android.text.style.RelativeSizeSpan;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import com.android.internal.logging.MetricsProto.MetricsEvent;
import com.android.settings.R;
import com.android.settings.SummaryPreference;
import com.android.settings.Utils;
import com.android.settings.dashboard.SummaryLoader;
import com.android.settings.search.BaseSearchIndexProvider;
import com.android.settings.search.Indexable;
import com.android.settingslib.NetworkPolicyEditor;
import com.android.settingslib.net.DataUsageController;
import java.util.ArrayList;
import java.util.List;
import static android.net.ConnectivityManager.TYPE_ETHERNET;
import static android.net.ConnectivityManager.TYPE_WIFI;
public class DataUsageSummary extends DataUsageBase implements Indexable, DataUsageEditController {
private static final String TAG = "DataUsageSummary";
static final boolean LOGD = false;
public static final boolean TEST_RADIOS = false;
public static final String TEST_RADIOS_PROP = "test.radios";
private static final String KEY_STATUS_HEADER = "status_header";
private static final String KEY_LIMIT_SUMMARY = "limit_summary";
private static final String KEY_RESTRICT_BACKGROUND = "restrict_background";
private DataUsageController mDataUsageController;
private DataUsageInfoController mDataInfoController;
private SummaryPreference mSummaryPreference;
private Preference mLimitPreference;
private NetworkTemplate mDefaultTemplate;
private int mDataUsageTemplate;
@Override
protected int getHelpResource() {
return R.string.help_url_data_usage;
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
boolean hasMobileData = hasMobileData(getContext());
mDataUsageController = new DataUsageController(getContext());
mDataInfoController = new DataUsageInfoController();
addPreferencesFromResource(R.xml.data_usage);
int defaultSubId = getDefaultSubscriptionId(getContext());
if (defaultSubId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
hasMobileData = false;
}
mDefaultTemplate = getDefaultTemplate(getContext(), defaultSubId);
mSummaryPreference = (SummaryPreference) findPreference(KEY_STATUS_HEADER);
if (!hasMobileData || !isAdmin()) {
removePreference(KEY_RESTRICT_BACKGROUND);
}
if (hasMobileData) {
mLimitPreference = findPreference(KEY_LIMIT_SUMMARY);
List<SubscriptionInfo> subscriptions =
services.mSubscriptionManager.getActiveSubscriptionInfoList();
if (subscriptions == null || subscriptions.size() == 0) {
addMobileSection(defaultSubId);
}
for (int i = 0; subscriptions != null && i < subscriptions.size(); i++) {
addMobileSection(subscriptions.get(i).getSubscriptionId());
}
mSummaryPreference.setSelectable(true);
} else {
removePreference(KEY_LIMIT_SUMMARY);
mSummaryPreference.setSelectable(false);
}
boolean hasWifiRadio = hasWifiRadio(getContext());
if (hasWifiRadio) {
addWifiSection();
}
if (hasEthernet(getContext())) {
addEthernetSection();
}
mDataUsageTemplate = hasMobileData ? R.string.cell_data_template
: hasWifiRadio ? R.string.wifi_data_template
: R.string.ethernet_data_template;
setHasOptionsMenu(true);
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
if (UserManager.get(getContext()).isAdminUser()) {
inflater.inflate(R.menu.data_usage, menu);
}
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.data_usage_menu_cellular_networks: {
final Intent intent = new Intent(Intent.ACTION_MAIN);
intent.setComponent(new ComponentName("com.android.phone",
"com.android.phone.MobileNetworkSettings"));
startActivity(intent);
return true;
}
}
return false;
}
@Override
public boolean onPreferenceTreeClick(Preference preference) {
if (preference == findPreference(KEY_STATUS_HEADER)) {
BillingCycleSettings.BytesEditorFragment.show(this, false);
return false;
}
return super.onPreferenceTreeClick(preference);
}
private void addMobileSection(int subId) {
TemplatePreferenceCategory category = (TemplatePreferenceCategory)
inflatePreferences(R.xml.data_usage_cellular);
category.setTemplate(getNetworkTemplate(subId), subId, services);
category.pushTemplates(services);
}
private void addWifiSection() {
TemplatePreferenceCategory category = (TemplatePreferenceCategory)
inflatePreferences(R.xml.data_usage_wifi);
category.setTemplate(NetworkTemplate.buildTemplateWifiWildcard(), 0, services);
}
private void addEthernetSection() {
TemplatePreferenceCategory category = (TemplatePreferenceCategory)
inflatePreferences(R.xml.data_usage_ethernet);
category.setTemplate(NetworkTemplate.buildTemplateEthernet(), 0, services);
}
private Preference inflatePreferences(int resId) {
PreferenceScreen rootPreferences = getPreferenceManager().inflateFromResource(
getPrefContext(), resId, null);
Preference pref = rootPreferences.getPreference(0);
rootPreferences.removeAll();
PreferenceScreen screen = getPreferenceScreen();
pref.setOrder(screen.getPreferenceCount());
screen.addPreference(pref);
return pref;
}
private NetworkTemplate getNetworkTemplate(int subscriptionId) {
NetworkTemplate mobileAll = NetworkTemplate.buildTemplateMobileAll(
services.mTelephonyManager.getSubscriberId(subscriptionId));
return NetworkTemplate.normalize(mobileAll,
services.mTelephonyManager.getMergedSubscriberIds());
}
@Override
public void onResume() {
super.onResume();
updateState();
}
private static void verySmallSpanExcept(SpannableString s, CharSequence exception) {
final float SIZE = 0.8f * 0.8f;
final int FLAGS = Spannable.SPAN_INCLUSIVE_INCLUSIVE;
final int exceptionStart = TextUtils.indexOf(s, exception);
if (exceptionStart == -1) {
s.setSpan(new RelativeSizeSpan(SIZE), 0, s.length(), FLAGS);
} else {
if (exceptionStart > 0) {
s.setSpan(new RelativeSizeSpan(SIZE), 0, exceptionStart, FLAGS);
}
final int exceptionEnd = exceptionStart + exception.length();
if (exceptionEnd < s.length()) {
s.setSpan(new RelativeSizeSpan(SIZE), exceptionEnd, s.length(), FLAGS);
}
}
}
private static CharSequence formatTitle(Context context, String template, long usageLevel) {
final SpannableString amountTemplate = new SpannableString(
context.getString(com.android.internal.R.string.fileSizeSuffix)
.replace("%1$s", "^1").replace("%2$s", "^2"));
verySmallSpanExcept(amountTemplate, "^1");
final Formatter.BytesResult usedResult = Formatter.formatBytes(context.getResources(),
usageLevel, Formatter.FLAG_SHORTER);
final CharSequence formattedUsage = TextUtils.expandTemplate(amountTemplate,
usedResult.value, usedResult.units);
final SpannableString fullTemplate = new SpannableString(template.replace("%1$s", "^1"));
verySmallSpanExcept(fullTemplate, "^1");
return TextUtils.expandTemplate(fullTemplate,
BidiFormatter.getInstance().unicodeWrap(formattedUsage));
}
private void updateState() {
DataUsageController.DataUsageInfo info = mDataUsageController.getDataUsageInfo(
mDefaultTemplate);
Context context = getContext();
mDataInfoController.updateDataLimit(info,
services.mPolicyEditor.getPolicy(mDefaultTemplate));
if (mSummaryPreference != null) {
mSummaryPreference.setTitle(
formatTitle(context, getString(mDataUsageTemplate), info.usageLevel));
long limit = mDataInfoController.getSummaryLimit(info);
mSummaryPreference.setSummary(info.period);
if (limit <= 0) {
mSummaryPreference.setChartEnabled(false);
} else {
mSummaryPreference.setChartEnabled(true);
mSummaryPreference.setLabels(Formatter.formatFileSize(context, 0),
Formatter.formatFileSize(context, limit));
mSummaryPreference.setRatios(info.usageLevel / (float) limit, 0,
(limit - info.usageLevel) / (float) limit);
}
}
if (mLimitPreference != null && (info.warningLevel > 0 || info.limitLevel > 0)) {
String warning = Formatter.formatFileSize(context, info.warningLevel);
String limit = Formatter.formatFileSize(context, info.limitLevel);
mLimitPreference.setSummary(getString(info.limitLevel <= 0 ? R.string.cell_warning_only
: R.string.cell_warning_and_limit, warning, limit));
} else if (mLimitPreference != null) {
mLimitPreference.setSummary(null);
}
PreferenceScreen screen = getPreferenceScreen();
for (int i = 1; i < screen.getPreferenceCount(); i++) {
((TemplatePreferenceCategory) screen.getPreference(i)).pushTemplates(services);
}
}
@Override
protected int getMetricsCategory() {
return MetricsEvent.DATA_USAGE_SUMMARY;
}
@Override
public NetworkPolicyEditor getNetworkPolicyEditor() {
return services.mPolicyEditor;
}
@Override
public NetworkTemplate getNetworkTemplate() {
return mDefaultTemplate;
}
@Override
public void updateDataUsage() {
updateState();
}
/**
* Test if device has an ethernet network connection.
*/
public boolean hasEthernet(Context context) {
if (TEST_RADIOS) {
return SystemProperties.get(TEST_RADIOS_PROP).contains("ethernet");
}
final ConnectivityManager conn = ConnectivityManager.from(context);
final boolean hasEthernet = conn.isNetworkSupported(TYPE_ETHERNET);
final long ethernetBytes;
try {
INetworkStatsSession statsSession = services.mStatsService.openSession();
if (statsSession != null) {
ethernetBytes = statsSession.getSummaryForNetwork(
NetworkTemplate.buildTemplateEthernet(), Long.MIN_VALUE, Long.MAX_VALUE)
.getTotalBytes();
TrafficStats.closeQuietly(statsSession);
} else {
ethernetBytes = 0;
}
} catch (RemoteException e) {
throw new RuntimeException(e);
}
// only show ethernet when both hardware present and traffic has occurred
return hasEthernet && ethernetBytes > 0;
}
public static boolean hasMobileData(Context context) {
return ConnectivityManager.from(context).isNetworkSupported(
ConnectivityManager.TYPE_MOBILE);
}
/**
* Test if device has a Wi-Fi data radio.
*/
public static boolean hasWifiRadio(Context context) {
if (TEST_RADIOS) {
return SystemProperties.get(TEST_RADIOS_PROP).contains("wifi");
}
final ConnectivityManager conn = ConnectivityManager.from(context);
return conn.isNetworkSupported(TYPE_WIFI);
}
public static int getDefaultSubscriptionId(Context context) {
SubscriptionManager subManager = SubscriptionManager.from(context);
if (subManager == null) {
return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
}
SubscriptionInfo subscriptionInfo = subManager.getDefaultDataSubscriptionInfo();
if (subscriptionInfo == null) {
List<SubscriptionInfo> list = subManager.getAllSubscriptionInfoList();
if (list.size() == 0) {
return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
}
subscriptionInfo = list.get(0);
}
return subscriptionInfo.getSubscriptionId();
}
public static NetworkTemplate getDefaultTemplate(Context context, int defaultSubId) {
if (hasMobileData(context) && defaultSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
TelephonyManager telephonyManager = TelephonyManager.from(context);
NetworkTemplate mobileAll = NetworkTemplate.buildTemplateMobileAll(
telephonyManager.getSubscriberId(defaultSubId));
return NetworkTemplate.normalize(mobileAll,
telephonyManager.getMergedSubscriberIds());
} else if (hasWifiRadio(context)) {
return NetworkTemplate.buildTemplateWifiWildcard();
} else {
return NetworkTemplate.buildTemplateEthernet();
}
}
private static class SummaryProvider
implements SummaryLoader.SummaryProvider {
private final Activity mActivity;
private final SummaryLoader mSummaryLoader;
private final DataUsageController mDataController;
public SummaryProvider(Activity activity, SummaryLoader summaryLoader) {
mActivity = activity;
mSummaryLoader = summaryLoader;
mDataController = new DataUsageController(activity);
}
@Override
public void setListening(boolean listening) {
if (listening) {
DataUsageController.DataUsageInfo info = mDataController.getDataUsageInfo();
String used;
if (info == null) {
used = Formatter.formatFileSize(mActivity, 0);
} else if (info.limitLevel <= 0) {
used = Formatter.formatFileSize(mActivity, info.usageLevel);
} else {
used = Utils.formatPercentage(info.usageLevel, info.limitLevel);
}
mSummaryLoader.setSummary(this,
mActivity.getString(R.string.data_usage_summary_format, used));
}
}
}
public static final SummaryLoader.SummaryProviderFactory SUMMARY_PROVIDER_FACTORY
= new SummaryLoader.SummaryProviderFactory() {
@Override
public SummaryLoader.SummaryProvider createSummaryProvider(Activity activity,
SummaryLoader summaryLoader) {
return new SummaryProvider(activity, summaryLoader);
}
};
/**
* For search
*/
public static final Indexable.SearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
new BaseSearchIndexProvider() {
@Override
public List<SearchIndexableResource> getXmlResourcesToIndex(Context context,
boolean enabled) {
ArrayList<SearchIndexableResource> resources = new ArrayList<>();
SearchIndexableResource resource = new SearchIndexableResource(context);
resource.xmlResId = R.xml.data_usage;
resources.add(resource);
if (hasMobileData(context)) {
resource = new SearchIndexableResource(context);
resource.xmlResId = R.xml.data_usage_cellular;
resources.add(resource);
}
if (hasWifiRadio(context)) {
resource = new SearchIndexableResource(context);
resource.xmlResId = R.xml.data_usage_wifi;
resources.add(resource);
}
return resources;
}
@Override
public List<String> getNonIndexableKeys(Context context) {
ArrayList<String> keys = new ArrayList<>();
boolean hasMobileData = ConnectivityManager.from(context).isNetworkSupported(
ConnectivityManager.TYPE_MOBILE);
if (hasMobileData) {
keys.add(KEY_RESTRICT_BACKGROUND);
}
return keys;
}
};
}