android143 360 短信电话拦截

package com.itheima.mobileguard.services;

import java.lang.reflect.Method;

import android.app.Service;
import android.content.BroadcastReceiver;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.database.ContentObserver;
import android.location.Address;
import android.net.Uri;
import android.os.Handler;
import android.os.IBinder;
import android.telephony.PhoneStateListener;
import android.telephony.SmsMessage;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.widget.Toast;

import com.android.internal.telephony.ITelephony;
import com.itheima.mobileguard.db.dao.BlackNumberDao;
import com.itheima.mobileguard.db.dao.NumberAddressDao;

public class CallSmsSafeService extends Service {
private InnerSmsReceiver receiver;
private BlackNumberDao dao;
//系统提供的电话管理器，电话管理的服务
private TelephonyManager tm;
private MyPhoneListener listener;

@Override
public IBinder onBind(Intent intent) {
return null;
}

@Override
public void onCreate() {
dao = new BlackNumberDao(this);
//后台运行一个服务
tm = (TelephonyManager) getSystemService(TELEPHONY_SERVICE);
listener = new MyPhoneListener();
tm.listen(listener, PhoneStateListener.LISTEN_CALL_STATE);//设置电话监听器
//短信的广播接受者
receiver  = new InnerSmsReceiver();
IntentFilter filter = new IntentFilter("android.provider.Telephony.SMS_RECEIVED");
filter.setPriority(Integer.MAX_VALUE);//优先级最大
registerReceiver(receiver, filter);
super.onCreate();
}

private class MyPhoneListener extends PhoneStateListener{//电话状态监听器
@Override
public void onCallStateChanged(int state, final String incomingNumber) {
super.onCallStateChanged(state, incomingNumber);
switch (state) {
case TelephonyManager.CALL_STATE_IDLE://空闲状态
break;
case TelephonyManager.CALL_STATE_RINGING://响铃状态
String mode = dao.findBlockMode(incomingNumber);//incomingNumber电话号码
if("1".equals(mode)||"3".equals(mode)){
Log.i("MyPhoneListener","挂断电话");
//观察（另外一个应用程序数据库的变化）呼叫记录的变化，如果呼叫记录生成了，就把呼叫记录给删除掉。
Uri uri = Uri.parse("content://call_log/calls");
getContentResolver().registerContentObserver(uri, true, new CallLogObserver(new Handler(), incomingNumber));
//用代码挂断电话。
endCall();//电话挂断之后，会在另外一个应用程序里面生成呼叫记录。
//清除黑名单号码产生的呼叫记录

}
break;
case TelephonyManager.CALL_STATE_OFFHOOK://接通状态

break;
}
}
}

private class CallLogObserver extends ContentObserver{
private String incomingNumber;
public CallLogObserver(Handler handler,String incomingNumber) {
super(handler);
this.incomingNumber = incomingNumber;
}
//观察到数据库内容变化调用的方法
@Override
public void onChange(boolean selfChange) {
Log.i("CallLogObserver","呼叫记录数据库的内容变化了。");
getContentResolver().unregisterContentObserver(this);
deleteCallLog(incomingNumber);
super.onChange(selfChange);
}
}

@Override
public void onDestroy() {
unregisterReceiver(receiver);
receiver = null;
tm.listen(listener, PhoneStateListener.LISTEN_NONE);
listener = null;
super.onDestroy();
}

/**
* 清除呼叫记录
* @param incomingNumber
*/
public void deleteCallLog(String incomingNumber) {
ContentResolver resolver = getContentResolver();
Uri uri = Uri.parse("content://call_log/calls");
resolver.delete(uri, "number=?", new String[]{incomingNumber});
}

/**
* 挂断电话
*/
public void endCall() {
try {
Class clazz = getClassLoader().loadClass("android.os.ServiceManager");//ServiceManager在代码里面点不进去，但是源码有这个类，
Method method = clazz.getDeclaredMethod("getService", String.class);
IBinder iBinder = (IBinder) method.invoke(null, TELEPHONY_SERVICE);//TELEPHONY_SERVICE="phone"
ITelephony itelephony = ITelephony.Stub.asInterface(iBinder);//ITelephony.aidl是通过源码复制的。
itelephony.endCall();
//开通呼叫转移
} catch (Exception e) {
e.printStackTrace();
}
}

private class InnerSmsReceiver extends BroadcastReceiver{
@Override
public void onReceive(Context context, Intent intent) {
Log.i("InnerSmsReceiver","短信到来了。");
//判断短信的发件人是否在黑名单列表里面，
Object[] objs = (Object[]) intent.getExtras().get("pdus");
for(Object obj :objs){
SmsMessage smsMessage = SmsMessage.createFromPdu((byte[]) obj);
String sender = smsMessage.getOriginatingAddress();//拿到短信的电话号码
String mode = dao.findBlockMode(sender);//模式
if("1".equals(mode)||"2".equals(mode)){
Log.i("InnerSmsReceiver","黑名单短信被拦截。");
abortBroadcast();//终止短信的广播 ，短信就被拦截
}
//智能拦截。
String body = smsMessage.getMessageBody();//拿到短信的内容
if(body.contains("发票")){ //你的头发票亮极了。
Log.i("InnerSmsReceiver","拦截到垃圾发票短信，终止");
abortBroadcast();//终止短信的广播 ，短信就被拦截
}
}
}
}
}

/*
* Copyright (C) 2007 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.internal.telephony;

import android.os.Bundle;
import java.util.List;
import android.telephony.NeighboringCellInfo;

/**
* Interface used to interact with the phone.  Mostly this is used by the
* TelephonyManager class.  A few places are still using this directly.
* Please clean them up if possible and use TelephonyManager insteadl.
*
* {@hide}
*/
interface ITelephony {

/**
* Dial a number. This doesn't place the call. It displays
* the Dialer screen.
* @param number the number to be dialed. If null, this
* would display the Dialer screen with no number pre-filled.
*/
void dial(String number);

/**
* Place a call to the specified number.
* @param number the number to be called.
*/
void call(String number);

/**
* If there is currently a call in progress, show the call screen.
* The DTMF dialpad may or may not be visible initially, depending on
* whether it was up when the user last exited the InCallScreen.
*
* @return true if the call screen was shown.
*/
boolean showCallScreen();

/**
* Variation of showCallScreen() that also specifies whether the
* DTMF dialpad should be initially visible when the InCallScreen
* comes up.
*
* @param showDialpad if true, make the dialpad visible initially,
*                    otherwise hide the dialpad initially.
* @return true if the call screen was shown.
*
* @see showCallScreen
*/
boolean showCallScreenWithDialpad(boolean showDialpad);

/**
* End call or go to the Home screen
*
* @return whether it hung up
*/
boolean endCall();

/**
* Answer the currently-ringing call.
*
* If there's already a current active call, that call will be
* automatically put on hold.  If both lines are currently in use, the
* current active call will be ended.
*
* TODO: provide a flag to let the caller specify what policy to use
* if both lines are in use.  (The current behavior is hardwired to
* "answer incoming, end ongoing", which is how the CALL button
* is specced to behave.)
*
* TODO: this should be a oneway call (especially since it's called
* directly from the key queue thread).
*/
void answerRingingCall();

/**
* Silence the ringer if an incoming call is currently ringing.
* (If vibrating, stop the vibrator also.)
*
* It's safe to call this if the ringer has already been silenced, or
* even if there's no incoming call.  (If so, this method will do nothing.)
*
* TODO: this should be a oneway call too (see above).
*       (Actually *all* the methods here that return void can
*       probably be oneway.)
*/
void silenceRinger();

/**
* Check if we are in either an active or holding call
* @return true if the phone state is OFFHOOK.
*/
boolean isOffhook();

/**
* Check if an incoming phone call is ringing or call waiting.
* @return true if the phone state is RINGING.
*/
boolean isRinging();

/**
* Check if the phone is idle.
* @return true if the phone state is IDLE.
*/
boolean isIdle();

/**
* Check to see if the radio is on or not.
* @return returns true if the radio is on.
*/
boolean isRadioOn();

/**
* Check if the SIM pin lock is enabled.
* @return true if the SIM pin lock is enabled.
*/
boolean isSimPinEnabled();

/**
* Cancels the missed calls notification.
*/
void cancelMissedCallsNotification();

/**
* Supply a pin to unlock the SIM.  Blocks until a result is determined.
* @param pin The pin to check.
* @return whether the operation was a success.
*/
boolean supplyPin(String pin);

/**
* Handles PIN MMI commands (PIN/PIN2/PUK/PUK2), which are initiated
* without SEND (so <code>dial</code> is not appropriate).
*
* @param dialString the MMI command to be executed.
* @return true if MMI command is executed.
*/
boolean handlePinMmi(String dialString);

/**
* Toggles the radio on or off.
*/
void toggleRadioOnOff();

/**
* Set the radio to on or off
*/
boolean setRadio(boolean turnOn);

/**
* Request to update location information in service state
*/
void updateServiceLocation();

/**
* Enable location update notifications.
*/
void enableLocationUpdates();

/**
* Disable location update notifications.
*/
void disableLocationUpdates();

/**
* Enable a specific APN type.
*/
int enableApnType(String type);

/**
* Disable a specific APN type.
*/
int disableApnType(String type);

/**
* Allow mobile data connections.
*/
boolean enableDataConnectivity();

/**
* Disallow mobile data connections.
*/
boolean disableDataConnectivity();

/**
* Report whether data connectivity is possible.
*/
boolean isDataConnectivityPossible();

Bundle getCellLocation();

/**
* Returns the neighboring cell information of the device.
*/
List<NeighboringCellInfo> getNeighboringCellInfo();

int getCallState();
int getDataActivity();
int getDataState();

/**
* Returns the current active phone type as integer.
* Returns TelephonyManager.PHONE_TYPE_CDMA if RILConstants.CDMA_PHONE
* and TelephonyManager.PHONE_TYPE_GSM if RILConstants.GSM_PHONE
*/
int getActivePhoneType();

/**
* Returns the CDMA ERI icon index to display
*/
int getCdmaEriIconIndex();

/**
* Returns the CDMA ERI icon mode,
* 0 - ON
* 1 - FLASHING
*/
int getCdmaEriIconMode();

/**
* Returns the CDMA ERI text,
*/
String getCdmaEriText();

/**
* Returns true if CDMA provisioning needs to run.
*/
boolean getCdmaNeedsProvisioning();

/**
* Returns the unread count of voicemails
*/
int getVoiceMessageCount();

/**
* Returns the network type
*/
int getNetworkType();

/**
* Return true if an ICC card is present
*/
boolean hasIccCard();
}