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/*
* Copyright (C) 2018 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.Context;
import android.content.Intent;
import android.net.NetworkPolicyManager;
import android.net.NetworkTemplate;
import androidx.annotation.VisibleForTesting;
import androidx.preference.Preference;
import androidx.recyclerview.widget.RecyclerView;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.SubscriptionPlan;
import android.text.TextUtils;
import android.util.Log;
import android.util.RecurrenceRule;
import com.android.internal.util.CollectionUtils;
import com.android.settings.R;
import com.android.settings.core.BasePreferenceController;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settings.widget.EntityHeaderController;
import com.android.settingslib.NetworkPolicyEditor;
import com.android.settingslib.core.lifecycle.Lifecycle;
import com.android.settingslib.core.lifecycle.LifecycleObserver;
import com.android.settingslib.core.lifecycle.events.OnStart;
import com.android.settingslib.net.DataUsageController;
import java.util.List;
/**
* This is the controller for the top of the data usage screen that retrieves carrier data from the
* new subscriptions framework API if available. The controller reads subscription information from
* the framework and falls back to legacy usage data if none are available.
*/
public class DataUsageSummaryPreferenceController extends BasePreferenceController
implements PreferenceControllerMixin, LifecycleObserver, OnStart {
private static final String TAG = "DataUsageController";
private static final String KEY = "status_header";
private static final long PETA = 1000000000000000L;
private static final float RELATIVE_SIZE_LARGE = 1.25f * 1.25f; // (1/0.8)^2
private static final float RELATIVE_SIZE_SMALL = 1.0f / RELATIVE_SIZE_LARGE; // 0.8^2
private final Activity mActivity;
private final EntityHeaderController mEntityHeaderController;
private final Lifecycle mLifecycle;
private final DataUsageSummary mDataUsageSummary;
private final DataUsageController mDataUsageController;
private final DataUsageInfoController mDataInfoController;
private final NetworkTemplate mDefaultTemplate;
private final NetworkPolicyEditor mPolicyEditor;
private final int mDataUsageTemplate;
private final boolean mHasMobileData;
private final SubscriptionManager mSubscriptionManager;
/** Name of the carrier, or null if not available */
private CharSequence mCarrierName;
/** The number of registered plans, [0,N] */
private int mDataplanCount;
/** The time of the last update in milliseconds since the epoch, or -1 if unknown */
private long mSnapshotTime;
/**
* The size of the first registered plan if one exists or the size of the warning if it is set.
* -1 if no information is available.
*/
private long mDataplanSize;
/** The "size" of the data usage bar, i.e. the amount of data its rhs end represents */
private long mDataBarSize;
/** The number of bytes used since the start of the cycle. */
private long mDataplanUse;
/** The starting time of the billing cycle in ms since the epoch */
private long mCycleStart;
/** The ending time of the billing cycle in ms since the epoch */
private long mCycleEnd;
private Intent mManageSubscriptionIntent;
public DataUsageSummaryPreferenceController(Activity activity,
Lifecycle lifecycle, DataUsageSummary dataUsageSummary) {
super(activity, KEY);
mActivity = activity;
mEntityHeaderController = EntityHeaderController.newInstance(activity,
dataUsageSummary, null);
mLifecycle = lifecycle;
mDataUsageSummary = dataUsageSummary;
final int defaultSubId = DataUsageUtils.getDefaultSubscriptionId(activity);
mDefaultTemplate = DataUsageUtils.getDefaultTemplate(activity, defaultSubId);
NetworkPolicyManager policyManager = NetworkPolicyManager.from(activity);
mPolicyEditor = new NetworkPolicyEditor(policyManager);
mHasMobileData = DataUsageUtils.hasMobileData(activity)
&& defaultSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID;
mDataUsageController = new DataUsageController(activity);
mDataInfoController = new DataUsageInfoController();
if (mHasMobileData) {
mDataUsageTemplate = R.string.cell_data_template;
} else if (DataUsageUtils.hasWifiRadio(activity)) {
mDataUsageTemplate = R.string.wifi_data_template;
} else {
mDataUsageTemplate = R.string.ethernet_data_template;
}
mSubscriptionManager = (SubscriptionManager)
mContext.getSystemService(Context.TELEPHONY_SUBSCRIPTION_SERVICE);
}
@VisibleForTesting
DataUsageSummaryPreferenceController(
DataUsageController dataUsageController,
DataUsageInfoController dataInfoController,
NetworkTemplate defaultTemplate,
NetworkPolicyEditor policyEditor,
int dataUsageTemplate,
boolean hasMobileData,
SubscriptionManager subscriptionManager,
Activity activity,
Lifecycle lifecycle,
EntityHeaderController entityHeaderController,
DataUsageSummary dataUsageSummary) {
super(activity, KEY);
mDataUsageController = dataUsageController;
mDataInfoController = dataInfoController;
mDefaultTemplate = defaultTemplate;
mPolicyEditor = policyEditor;
mDataUsageTemplate = dataUsageTemplate;
mHasMobileData = hasMobileData;
mSubscriptionManager = subscriptionManager;
mActivity = activity;
mLifecycle = lifecycle;
mEntityHeaderController = entityHeaderController;
mDataUsageSummary = dataUsageSummary;
}
@Override
public void onStart() {
RecyclerView view = mDataUsageSummary.getListView();
mEntityHeaderController.setRecyclerView(view, mLifecycle);
mEntityHeaderController.styleActionBar(mActivity);
}
@VisibleForTesting
void setPlanValues(int dataPlanCount, long dataPlanSize, long dataPlanUse) {
mDataplanCount = dataPlanCount;
mDataplanSize = dataPlanSize;
mDataBarSize = dataPlanSize;
mDataplanUse = dataPlanUse;
}
@VisibleForTesting
void setCarrierValues(String carrierName, long snapshotTime, long cycleEnd, Intent intent) {
mCarrierName = carrierName;
mSnapshotTime = snapshotTime;
mCycleEnd = cycleEnd;
mManageSubscriptionIntent = intent;
}
@Override
public int getAvailabilityStatus() {
return DataUsageUtils.hasSim(mActivity)
|| DataUsageUtils.hasWifiRadio(mContext) ? AVAILABLE : CONDITIONALLY_UNAVAILABLE;
}
@Override
public void updateState(Preference preference) {
DataUsageSummaryPreference summaryPreference = (DataUsageSummaryPreference) preference;
final DataUsageController.DataUsageInfo info;
if (DataUsageUtils.hasSim(mActivity)) {
info = mDataUsageController.getDataUsageInfo(mDefaultTemplate);
mDataInfoController.updateDataLimit(info, mPolicyEditor.getPolicy(mDefaultTemplate));
summaryPreference.setWifiMode(/* isWifiMode */ false, /* usagePeriod */ null);
} else {
info = mDataUsageController.getDataUsageInfo(
NetworkTemplate.buildTemplateWifiWildcard());
summaryPreference.setWifiMode(/* isWifiMode */ true, /* usagePeriod */ info.period);
summaryPreference.setLimitInfo(null);
summaryPreference.setUsageNumbers(info.usageLevel,
/* dataPlanSize */ -1L,
/* hasMobileData */ true);
summaryPreference.setChartEnabled(false);
summaryPreference.setUsageInfo(info.cycleEnd,
/* snapshotTime */ -1L,
/* carrierName */ null,
/* numPlans */ 0,
/* launchIntent */ null);
return;
}
if (mSubscriptionManager != null) {
refreshDataplanInfo(info);
}
if (info.warningLevel > 0 && info.limitLevel > 0) {
summaryPreference.setLimitInfo(TextUtils.expandTemplate(
mContext.getText(R.string.cell_data_warning_and_limit),
DataUsageUtils.formatDataUsage(mContext, info.warningLevel),
DataUsageUtils.formatDataUsage(mContext, info.limitLevel)).toString());
} else if (info.warningLevel > 0) {
summaryPreference.setLimitInfo(TextUtils.expandTemplate(
mContext.getText(R.string.cell_data_warning),
DataUsageUtils.formatDataUsage(mContext, info.warningLevel)).toString());
} else if (info.limitLevel > 0) {
summaryPreference.setLimitInfo(TextUtils.expandTemplate(
mContext.getText(R.string.cell_data_limit),
DataUsageUtils.formatDataUsage(mContext, info.limitLevel)).toString());
} else {
summaryPreference.setLimitInfo(null);
}
summaryPreference.setUsageNumbers(mDataplanUse, mDataplanSize, mHasMobileData);
if (mDataBarSize <= 0) {
summaryPreference.setChartEnabled(false);
} else {
summaryPreference.setChartEnabled(true);
summaryPreference.setLabels(DataUsageUtils.formatDataUsage(mContext, 0 /* sizeBytes */),
DataUsageUtils.formatDataUsage(mContext, mDataBarSize));
summaryPreference.setProgress(mDataplanUse / (float) mDataBarSize);
}
summaryPreference.setUsageInfo(mCycleEnd, mSnapshotTime, mCarrierName,
mDataplanCount, mManageSubscriptionIntent);
}
// TODO(b/70950124) add test for this method once the robolectric shadow run script is
// completed (b/3526807)
private void refreshDataplanInfo(DataUsageController.DataUsageInfo info) {
// reset data before overwriting
mCarrierName = null;
mDataplanCount = 0;
mDataplanSize = -1L;
mDataBarSize = mDataInfoController.getSummaryLimit(info);
mDataplanUse = info.usageLevel;
mCycleStart = info.cycleStart;
mCycleEnd = info.cycleEnd;
mSnapshotTime = -1L;
final int defaultSubId = SubscriptionManager.getDefaultSubscriptionId();
final SubscriptionInfo subInfo = mSubscriptionManager.getDefaultDataSubscriptionInfo();
if (subInfo != null && mHasMobileData) {
mCarrierName = subInfo.getCarrierName();
List<SubscriptionPlan> plans = mSubscriptionManager.getSubscriptionPlans(defaultSubId);
final SubscriptionPlan primaryPlan = getPrimaryPlan(mSubscriptionManager, defaultSubId);
if (primaryPlan != null) {
mDataplanCount = plans.size();
mDataplanSize = primaryPlan.getDataLimitBytes();
if (unlimited(mDataplanSize)) {
mDataplanSize = -1L;
}
mDataBarSize = mDataplanSize;
mDataplanUse = primaryPlan.getDataUsageBytes();
RecurrenceRule rule = primaryPlan.getCycleRule();
if (rule != null && rule.start != null && rule.end != null) {
mCycleStart = rule.start.toEpochSecond() * 1000L;
mCycleEnd = rule.end.toEpochSecond() * 1000L;
}
mSnapshotTime = primaryPlan.getDataUsageTime();
}
}
mManageSubscriptionIntent =
mSubscriptionManager.createManageSubscriptionIntent(defaultSubId);
Log.i(TAG, "Have " + mDataplanCount + " plans, dflt sub-id " + defaultSubId
+ ", intent " + mManageSubscriptionIntent);
}
public static SubscriptionPlan getPrimaryPlan(SubscriptionManager subManager, int primaryId) {
List<SubscriptionPlan> plans = subManager.getSubscriptionPlans(primaryId);
if (CollectionUtils.isEmpty(plans)) {
return null;
}
// First plan in the list is the primary plan
SubscriptionPlan plan = plans.get(0);
return plan.getDataLimitBytes() > 0
&& saneSize(plan.getDataUsageBytes())
&& plan.getCycleRule() != null ? plan : null;
}
private static boolean saneSize(long value) {
return value >= 0L && value < PETA;
}
public static boolean unlimited(long size) {
return size == SubscriptionPlan.BYTES_UNLIMITED;
}
}