/*
* Copyright (C) 2008 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;
import android.app.Activity;
import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.HandlerThread;
import android.os.Looper;
import android.os.Message;
import android.os.PersistableBundle;
import android.os.UserHandle;
import android.os.UserManager;
import android.provider.Telephony;
import android.support.v7.preference.Preference;
import android.support.v7.preference.PreferenceGroup;
import android.support.v7.preference.PreferenceScreen;
import android.telephony.CarrierConfigManager;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.MotionEvent;
import android.widget.TextView;
import android.widget.Toast;
import com.android.internal.logging.MetricsProto.MetricsEvent;
import com.android.internal.telephony.PhoneConstants;
import com.android.internal.telephony.TelephonyIntents;
import com.android.internal.telephony.dataconnection.ApnSetting;
import com.android.internal.telephony.uicc.IccRecords;
import com.android.internal.telephony.uicc.UiccController;
import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
import java.util.ArrayList;
public class ApnSettings extends RestrictedSettingsFragment implements
Preference.OnPreferenceChangeListener {
static final String TAG = "ApnSettings";
public static final String EXTRA_POSITION = "position";
public static final String RESTORE_CARRIERS_URI =
"content://telephony/carriers/restore";
public static final String PREFERRED_APN_URI =
"content://telephony/carriers/preferapn";
public static final String APN_ID = "apn_id";
public static final String SUB_ID = "sub_id";
public static final String MVNO_TYPE = "mvno_type";
public static final String MVNO_MATCH_DATA = "mvno_match_data";
private static final int ID_INDEX = 0;
private static final int NAME_INDEX = 1;
private static final int APN_INDEX = 2;
private static final int TYPES_INDEX = 3;
private static final int MVNO_TYPE_INDEX = 4;
private static final int MVNO_MATCH_DATA_INDEX = 5;
private static final int MENU_NEW = Menu.FIRST;
private static final int MENU_RESTORE = Menu.FIRST + 1;
private static final int EVENT_RESTORE_DEFAULTAPN_START = 1;
private static final int EVENT_RESTORE_DEFAULTAPN_COMPLETE = 2;
private static final int DIALOG_RESTORE_DEFAULTAPN = 1001;
private static final Uri DEFAULTAPN_URI = Uri.parse(RESTORE_CARRIERS_URI);
private static final Uri PREFERAPN_URI = Uri.parse(PREFERRED_APN_URI);
private static boolean mRestoreDefaultApnMode;
private UserManager mUserManager;
private RestoreApnUiHandler mRestoreApnUiHandler;
private RestoreApnProcessHandler mRestoreApnProcessHandler;
private HandlerThread mRestoreDefaultApnThread;
private SubscriptionInfo mSubscriptionInfo;
private UiccController mUiccController;
private String mMvnoType;
private String mMvnoMatchData;
private String mSelectedKey;
private IntentFilter mMobileStateFilter;
private boolean mUnavailable;
private boolean mHideImsApn;
private boolean mAllowAddingApns;
public ApnSettings() {
super(UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS);
}
private final BroadcastReceiver mMobileStateReceiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
if (intent.getAction().equals(
TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED)) {
PhoneConstants.DataState state = getMobileDataState(intent);
switch (state) {
case CONNECTED:
if (!mRestoreDefaultApnMode) {
fillList();
} else {
showDialog(DIALOG_RESTORE_DEFAULTAPN);
}
break;
}
}
}
};
private static PhoneConstants.DataState getMobileDataState(Intent intent) {
String str = intent.getStringExtra(PhoneConstants.STATE_KEY);
if (str != null) {
return Enum.valueOf(PhoneConstants.DataState.class, str);
} else {
return PhoneConstants.DataState.DISCONNECTED;
}
}
@Override
protected int getMetricsCategory() {
return MetricsEvent.APN;
}
@Override
public void onCreate(Bundle icicle) {
super.onCreate(icicle);
final Activity activity = getActivity();
final int subId = activity.getIntent().getIntExtra(SUB_ID,
SubscriptionManager.INVALID_SUBSCRIPTION_ID);
mMobileStateFilter = new IntentFilter(
TelephonyIntents.ACTION_ANY_DATA_CONNECTION_STATE_CHANGED);
setIfOnlyAvailableForAdmins(true);
mSubscriptionInfo = SubscriptionManager.from(activity).getActiveSubscriptionInfo(subId);
mUiccController = UiccController.getInstance();
CarrierConfigManager configManager = (CarrierConfigManager)
getSystemService(Context.CARRIER_CONFIG_SERVICE);
PersistableBundle b = configManager.getConfig();
mHideImsApn = b.getBoolean(CarrierConfigManager.KEY_HIDE_IMS_APN_BOOL);
mAllowAddingApns = b.getBoolean(CarrierConfigManager.KEY_ALLOW_ADDING_APNS_BOOL);
mUserManager = UserManager.get(activity);
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
super.onActivityCreated(savedInstanceState);
getEmptyTextView().setText(R.string.apn_settings_not_available);
mUnavailable = isUiRestricted();
setHasOptionsMenu(!mUnavailable);
if (mUnavailable) {
setPreferenceScreen(new PreferenceScreen(getPrefContext(), null));
getPreferenceScreen().removeAll();
return;
}
addPreferencesFromResource(R.xml.apn_settings);
}
@Override
public void onResume() {
super.onResume();
if (mUnavailable) {
return;
}
getActivity().registerReceiver(mMobileStateReceiver, mMobileStateFilter);
if (!mRestoreDefaultApnMode) {
fillList();
}
}
@Override
public void onPause() {
super.onPause();
if (mUnavailable) {
return;
}
getActivity().unregisterReceiver(mMobileStateReceiver);
}
@Override
public void onDestroy() {
super.onDestroy();
if (mRestoreDefaultApnThread != null) {
mRestoreDefaultApnThread.quit();
}
}
@Override
public EnforcedAdmin getRestrictionEnforcedAdmin() {
final UserHandle user = UserHandle.of(mUserManager.getUserHandle());
if (mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS, user)
&& !mUserManager.hasBaseUserRestriction(UserManager.DISALLOW_CONFIG_MOBILE_NETWORKS,
user)) {
return EnforcedAdmin.MULTIPLE_ENFORCED_ADMIN;
}
return null;
}
private void fillList() {
final TelephonyManager tm = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
final int subId = mSubscriptionInfo != null ? mSubscriptionInfo.getSubscriptionId()
: SubscriptionManager.INVALID_SUBSCRIPTION_ID;
final String mccmnc = mSubscriptionInfo == null ? "" : tm.getSimOperator(subId);
Log.d(TAG, "mccmnc = " + mccmnc);
StringBuilder where = new StringBuilder("numeric=\"" + mccmnc +
"\" AND NOT (type='ia' AND (apn=\"\" OR apn IS NULL)) AND user_visible!=0");
if (mHideImsApn) {
where.append(" AND NOT (type='ims')");
}
Cursor cursor = getContentResolver().query(Telephony.Carriers.CONTENT_URI, new String[] {
"_id", "name", "apn", "type", "mvno_type", "mvno_match_data"}, where.toString(),
null, Telephony.Carriers.DEFAULT_SORT_ORDER);
if (cursor != null) {
IccRecords r = null;
if (mUiccController != null && mSubscriptionInfo != null) {
r = mUiccController.getIccRecords(
SubscriptionManager.getPhoneId(subId), UiccController.APP_FAM_3GPP);
}
PreferenceGroup apnList = (PreferenceGroup) findPreference("apn_list");
apnList.removeAll();
ArrayList<ApnPreference> mnoApnList = new ArrayList<ApnPreference>();
ArrayList<ApnPreference> mvnoApnList = new ArrayList<ApnPreference>();
ArrayList<ApnPreference> mnoMmsApnList = new ArrayList<ApnPreference>();
ArrayList<ApnPreference> mvnoMmsApnList = new ArrayList<ApnPreference>();
mSelectedKey = getSelectedApnKey();
cursor.moveToFirst();
while (!cursor.isAfterLast()) {
String name = cursor.getString(NAME_INDEX);
String apn = cursor.getString(APN_INDEX);
String key = cursor.getString(ID_INDEX);
String type = cursor.getString(TYPES_INDEX);
String mvnoType = cursor.getString(MVNO_TYPE_INDEX);
String mvnoMatchData = cursor.getString(MVNO_MATCH_DATA_INDEX);
ApnPreference pref = new ApnPreference(getPrefContext());
pref.setKey(key);
pref.setTitle(name);
pref.setSummary(apn);
pref.setPersistent(false);
pref.setOnPreferenceChangeListener(this);
pref.setSubId(subId);
boolean selectable = ((type == null) || !type.equals("mms"));
pref.setSelectable(selectable);
if (selectable) {
if ((mSelectedKey != null) && mSelectedKey.equals(key)) {
pref.setChecked();
}
addApnToList(pref, mnoApnList, mvnoApnList, r, mvnoType, mvnoMatchData);
} else {
addApnToList(pref, mnoMmsApnList, mvnoMmsApnList, r, mvnoType, mvnoMatchData);
}
cursor.moveToNext();
}
cursor.close();
if (!mvnoApnList.isEmpty()) {
mnoApnList = mvnoApnList;
mnoMmsApnList = mvnoMmsApnList;
// Also save the mvno info
}
for (Preference preference : mnoApnList) {
apnList.addPreference(preference);
}
for (Preference preference : mnoMmsApnList) {
apnList.addPreference(preference);
}
}
}
private void addApnToList(ApnPreference pref, ArrayList<ApnPreference> mnoList,
ArrayList<ApnPreference> mvnoList, IccRecords r, String mvnoType,
String mvnoMatchData) {
if (r != null && !TextUtils.isEmpty(mvnoType) && !TextUtils.isEmpty(mvnoMatchData)) {
if (ApnSetting.mvnoMatches(r, mvnoType, mvnoMatchData)) {
mvnoList.add(pref);
// Since adding to mvno list, save mvno info
mMvnoType = mvnoType;
mMvnoMatchData = mvnoMatchData;
}
} else {
mnoList.add(pref);
}
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
if (!mUnavailable) {
if (mAllowAddingApns) {
menu.add(0, MENU_NEW, 0,
getResources().getString(R.string.menu_new))
.setIcon(R.drawable.ic_menu_add_white)
.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
}
menu.add(0, MENU_RESTORE, 0,
getResources().getString(R.string.menu_restore))
.setIcon(android.R.drawable.ic_menu_upload);
}
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case MENU_NEW:
addNewApn();
return true;
case MENU_RESTORE:
restoreDefaultApn();
return true;
}
return super.onOptionsItemSelected(item);
}
private void addNewApn() {
Intent intent = new Intent(Intent.ACTION_INSERT, Telephony.Carriers.CONTENT_URI);
int subId = mSubscriptionInfo != null ? mSubscriptionInfo.getSubscriptionId()
: SubscriptionManager.INVALID_SUBSCRIPTION_ID;
intent.putExtra(SUB_ID, subId);
if (!TextUtils.isEmpty(mMvnoType) && !TextUtils.isEmpty(mMvnoMatchData)) {
intent.putExtra(MVNO_TYPE, mMvnoType);
intent.putExtra(MVNO_MATCH_DATA, mMvnoMatchData);
}
startActivity(intent);
}
@Override
public boolean onPreferenceTreeClick(Preference preference) {
int pos = Integer.parseInt(preference.getKey());
Uri url = ContentUris.withAppendedId(Telephony.Carriers.CONTENT_URI, pos);
startActivity(new Intent(Intent.ACTION_EDIT, url));
return true;
}
public boolean onPreferenceChange(Preference preference, Object newValue) {
Log.d(TAG, "onPreferenceChange(): Preference - " + preference
+ ", newValue - " + newValue + ", newValue type - "
+ newValue.getClass());
if (newValue instanceof String) {
setSelectedApnKey((String) newValue);
}
return true;
}
private void setSelectedApnKey(String key) {
mSelectedKey = key;
ContentResolver resolver = getContentResolver();
ContentValues values = new ContentValues();
values.put(APN_ID, mSelectedKey);
resolver.update(getUriForCurrSubId(PREFERAPN_URI), values, null, null);
}
private String getSelectedApnKey() {
String key = null;
Cursor cursor = getContentResolver().query(getUriForCurrSubId(PREFERAPN_URI),
new String[] {"_id"}, null, null, Telephony.Carriers.DEFAULT_SORT_ORDER);
if (cursor.getCount() > 0) {
cursor.moveToFirst();
key = cursor.getString(ID_INDEX);
}
cursor.close();
return key;
}
private boolean restoreDefaultApn() {
showDialog(DIALOG_RESTORE_DEFAULTAPN);
mRestoreDefaultApnMode = true;
if (mRestoreApnUiHandler == null) {
mRestoreApnUiHandler = new RestoreApnUiHandler();
}
if (mRestoreApnProcessHandler == null ||
mRestoreDefaultApnThread == null) {
mRestoreDefaultApnThread = new HandlerThread(
"Restore default APN Handler: Process Thread");
mRestoreDefaultApnThread.start();
mRestoreApnProcessHandler = new RestoreApnProcessHandler(
mRestoreDefaultApnThread.getLooper(), mRestoreApnUiHandler);
}
mRestoreApnProcessHandler
.sendEmptyMessage(EVENT_RESTORE_DEFAULTAPN_START);
return true;
}
// Append subId to the Uri
private Uri getUriForCurrSubId(Uri uri) {
int subId = mSubscriptionInfo != null ? mSubscriptionInfo.getSubscriptionId()
: SubscriptionManager.INVALID_SUBSCRIPTION_ID;
if (SubscriptionManager.isValidSubscriptionId(subId)) {
return Uri.withAppendedPath(uri, "subId/" + String.valueOf(subId));
} else {
return uri;
}
}
private class RestoreApnUiHandler extends Handler {
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case EVENT_RESTORE_DEFAULTAPN_COMPLETE:
Activity activity = getActivity();
if (activity == null) {
mRestoreDefaultApnMode = false;
return;
}
fillList();
getPreferenceScreen().setEnabled(true);
mRestoreDefaultApnMode = false;
removeDialog(DIALOG_RESTORE_DEFAULTAPN);
Toast.makeText(
activity,
getResources().getString(
R.string.restore_default_apn_completed),
Toast.LENGTH_LONG).show();
break;
}
}
}
private class RestoreApnProcessHandler extends Handler {
private Handler mRestoreApnUiHandler;
public RestoreApnProcessHandler(Looper looper, Handler restoreApnUiHandler) {
super(looper);
this.mRestoreApnUiHandler = restoreApnUiHandler;
}
@Override
public void handleMessage(Message msg) {
switch (msg.what) {
case EVENT_RESTORE_DEFAULTAPN_START:
ContentResolver resolver = getContentResolver();
resolver.delete(getUriForCurrSubId(DEFAULTAPN_URI), null, null);
mRestoreApnUiHandler
.sendEmptyMessage(EVENT_RESTORE_DEFAULTAPN_COMPLETE);
break;
}
}
}
@Override
public Dialog onCreateDialog(int id) {
if (id == DIALOG_RESTORE_DEFAULTAPN) {
ProgressDialog dialog = new ProgressDialog(getActivity()) {
public boolean onTouchEvent(MotionEvent event) {
return true;
}
};
dialog.setMessage(getResources().getString(R.string.restore_default_apn));
dialog.setCancelable(false);
return dialog;
}
return null;
}
}