blob: ba2a1527ad8b25423555cfcce0bcb1ee1dc05f71 [file] [log] [blame]
/*
* 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.stk;
import android.content.Context;
import android.content.res.XmlResourceParser;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.telephony.SubscriptionInfo;
import android.telephony.SubscriptionManager;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import com.android.internal.telephony.PhoneConstants;
import com.android.internal.telephony.cat.CatLog;
import com.android.internal.telephony.util.TelephonyUtils;
import com.android.internal.telephony.util.XmlUtils;
import java.util.ArrayList;
/**
* Provides preset label and/or icon in accordance with mcc/mnc
* conbination of the inserted SIM card for Multi-SIM model.
*/
public class StkMenuConfig {
private static final String LOG_TAG = StkMenuConfig.class.getSimpleName();
private static final boolean DBG = TelephonyUtils.IS_DEBUGGABLE;
private static final String XML_OPERATORS_TAG = "operators";
private static final String XML_OPERATOR_TAG = "operator";
private static final String XML_MCC_ATTR = "mcc";
private static final String XML_MNC_ATTR = "mnc";
private static final String XML_LABEL_ATTR = "label";
private static final String XML_ICON_ATTR = "icon";
private static final String RESOURCE_TYPE = "drawable";
private static final int UNSPECIFIED = -1;
private static final Config NO_CONFIG = new Config(0, 0, null, null);
private static final Object sLock = new Object();
private static StkMenuConfig sInstance;
private Context mContext;
private ArrayList<Config> mArray;
private Config mConfigs[] = null;
private static class Config {
public int mcc;
public int mnc;
public String label;
public String icon;
public Config(int mcc, int mnc, String label, String icon) {
this.mcc = mcc;
this.mnc = mnc;
this.label = label;
this.icon = icon;
}
}
public static StkMenuConfig getInstance(Context applicationContext) {
synchronized (sLock) {
if (sInstance == null) {
sInstance = new StkMenuConfig();
sInstance.initialize(applicationContext);
}
return sInstance;
}
}
/**
* Returns a preset label, if exists.
*/
public String getLabel(int slotId) {
findConfig(slotId);
if (DBG) CatLog.d(LOG_TAG, "getLabel: " + mConfigs[slotId].label + ", slot id: " + slotId);
return mConfigs[slotId].label;
}
/**
* Returns a preset icon, if exists.
*/
public Bitmap getIcon(int slotId) {
findConfig(slotId);
Bitmap bitmap = null;
if (mConfigs[slotId].icon != null) {
int resId = mContext.getResources().getIdentifier(mConfigs[slotId].icon,
RESOURCE_TYPE, mContext.getPackageName());
bitmap = resId == UNSPECIFIED ? null :
BitmapFactory.decodeResource(mContext.getResources(), resId);
}
if (DBG) CatLog.d(LOG_TAG, "getIcon: " + mConfigs[slotId].icon + ", slot id: " + slotId);
return bitmap;
}
private void findConfig(int slotId) {
SubscriptionManager sm = (SubscriptionManager) mContext.getSystemService(
Context.TELEPHONY_SUBSCRIPTION_SERVICE);
SubscriptionInfo info = (sm != null) ? sm.getActiveSubscriptionInfoForSimSlotIndex(slotId)
: null;
if (info == null) {
mConfigs[slotId] = NO_CONFIG;
return;
}
TelephonyManager telephony =
(TelephonyManager) mContext.getSystemService(Context.TELEPHONY_SERVICE);
String operator = telephony.getSimOperator(info.getSubscriptionId());
if (TextUtils.isEmpty(operator) || (operator.length() < 5)) {
mConfigs[slotId] = NO_CONFIG;
return;
}
int mcc = Integer.parseInt(operator.substring(0, 3));
int mnc = Integer.parseInt(operator.substring(3));
if (mConfigs[slotId] != null && mConfigs[slotId].mcc == mcc
&& mConfigs[slotId].mnc == mnc) {
if (DBG) CatLog.d(LOG_TAG, "Return the cached config, slot id: " + slotId);
return;
}
if (DBG) CatLog.d(LOG_TAG, "Find config and create the cached config, slot id: " + slotId);
for (Config config : mArray) {
if ((config.mcc == mcc) && (config.mnc == mnc)) {
mConfigs[slotId] = config;
return;
}
}
mConfigs[slotId] = new Config(mcc, mnc, null, null);
}
private void initialize(Context context) {
mContext = context;
mArray = new ArrayList<Config>();
mConfigs = new Config[TelephonyManager.from(mContext).getSupportedModemCount()];
XmlResourceParser parser = mContext.getResources().getXml(R.xml.menu_conf);
try {
XmlUtils.beginDocument(parser, XML_OPERATORS_TAG);
do {
XmlUtils.nextElement(parser);
if (!XML_OPERATOR_TAG.equals(parser.getName())) {
break;
}
int mcc = parser.getAttributeIntValue(null, XML_MCC_ATTR, UNSPECIFIED);
int mnc = parser.getAttributeIntValue(null, XML_MNC_ATTR, UNSPECIFIED);
if ((mcc == UNSPECIFIED) || (mnc == UNSPECIFIED)) {
continue;
}
String label = parser.getAttributeValue(null, XML_LABEL_ATTR);
String icon = parser.getAttributeValue(null, XML_ICON_ATTR);
Config config = new Config(mcc, mnc, label, icon);
mArray.add(config);
} while (true);
} catch (Exception e) {
CatLog.e(LOG_TAG, "Something wrong happened while interpreting the xml file" + e);
} finally {
parser.close();
}
}
}