Android电话和短信拦截器
2013-11-26 10:19
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. 引言
在Android中实现电话和短信拦截器功能,这个是我从网上找的,并非自己实现,使用时需要修改一下代码(需要拦截的号码),测试已经通过,工程結构和实现如下。
2. 工程结构
3. 功能实现
(1) 主界面(main.xml)实现:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android = "http://schemas.android.com/apk/res/android"
android:orientation = "vertical"
android:layout_width = "fill_parent"
android:layout_height = "fill_parent"
>
<Button
android:id = "@+id/enableCallTransfer"
android:layout_width = "wrap_content"
android:layout_height = "wrap_content"
android:text = "设置呼叫转移"
/>
<Button
android:id = "@+id/disableCallTransfer"
android:layout_width = "wrap_content"
android:layout_height = "wrap_content"
android:text = "取消呼叫转移"
/>
</LinearLayout>
(2) 主Activity实现:
package com.focus.manager;
import java.lang.reflect.Method;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.media.AudioManager;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.telephony.SmsMessage;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import com.android.internal.telephony.ITelephony;
public class CallAndSMSInterceptorActivity extends Activity {
//要拦截的号码
private final static String BLOCKED_NUMBER = "15555215556";
private IncomingCallReceiver mIncomingCallReceiver;
private ITelephony mITelephony;
private AudioManager mAudioManager;
//占线时转移,这里13800000000是空号,所以会提示所拨的号码为空号
private final String ENABLE_SERVICE = "tel:**67*13800000000%23";
//占线时转移
private final String DISABLE_SERVICE = "tel:%23%2367%23";
private final static int OP_REGISTER = 100;
private final static int OP_CANCEL = 200;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mIncomingCallReceiver = new IncomingCallReceiver();
IntentFilter mIntentFilter = new IntentFilter();
//拦截电话
mIntentFilter.addAction("android.intent.action.PHONE_STATE");
//拦截短信
mIntentFilter.addAction("android.provider.Telephony.SMS_RECEIVED");
//注册BroadcastReceiver
registerReceiver(mIncomingCallReceiver, mIntentFilter);
mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
//利用反射获取隐藏的endcall方法
TelephonyManager mTelephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
try {
Method getITelephonyMethod = TelephonyManager.class.getDeclaredMethod("getITelephony", (Class[]) null);
getITelephonyMethod.setAccessible(true);
mITelephony = (ITelephony) getITelephonyMethod.invoke(mTelephonyManager, (Object[]) null);
} catch (Exception e) {
e.printStackTrace();
}
findViewById(R.id.enableCallTransfer).setOnClickListener(new OnClickListener(){
public void onClick(View view) {
//设置呼叫转移
Message message = mHandler.obtainMessage();
message.what = OP_REGISTER;
mHandler.dispatchMessage(message);
}
});
findViewById(R.id.disableCallTransfer).setOnClickListener(new OnClickListener(){
public void onClick(View view) {
//取消呼叫转移
Message message = mHandler.obtainMessage();
message.what = OP_CANCEL;
mHandler.dispatchMessage(message);
}
});
}
private class IncomingCallReceiver extends BroadcastReceiver{
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
Log.d("mayingcai", "Action:" + action);
if("android.intent.action.PHONE_STATE".equals(action)){//拦截电话
String state = intent.getStringExtra(TelephonyManager.EXTRA_STATE);
Log.i("mayingcai", "State: "+ state);
String number = intent.getStringExtra(TelephonyManager.EXTRA_INCOMING_NUMBER);
Log.d("mayingcai", "Incomng Number: " + number);
if(state.equalsIgnoreCase(TelephonyManager.EXTRA_STATE_RINGING)){//电话正在响铃
if(number.equals(BLOCKED_NUMBER)){//拦截指定的电话号码
//先静音处理
mAudioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT);
Log.d("mayingcai", "Turn Ringtone Silent");
try {
//挂断电话
mITelephony.endCall();
} catch (Exception e) {
e.printStackTrace();
}
//再恢复正常铃声
mAudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
}
}
}else if("android.provider.Telephony.SMS_RECEIVED".equals(action)){//拦截短信
SmsMessage sms = getMessagesFromIntent(intent)[0];
String number = sms.getOriginatingAddress();
Log.d("mayingcai", "Incomng Number: " + number);
number = trimSmsNumber("+86", number);//把国家代码去除掉
if(number.equals(BLOCKED_NUMBER)){
abortBroadcast();//这句很重要,中断广播后,其他要接收短信的应用都没法收到短信广播了
}
}
}
}
public final static SmsMessage[] getMessagesFromIntent(Intent intent) {
Object[] messages = (Object[]) intent.getSerializableExtra("pdus");
byte[][] pduObjs = new byte[messages.length][];
for (int i = 0; i < messages.length; i++) {
pduObjs[i] = (byte[]) messages[i];
}
byte[][] pdus = new byte[pduObjs.length][];
int pduCount = pdus.length;
SmsMessage[] msgs = new SmsMessage[pduCount];
for (int i = 0; i < pduCount; i++) {
pdus[i] = pduObjs[i];
msgs[i] = SmsMessage.createFromPdu(pdus[i]);
}
return msgs;
}
public final static String trimSmsNumber(String prefix, String number){
String s = number;
if(prefix.length()>0 && number.startsWith(prefix)){
s = number.substring(prefix.length());
}
return s;
}
private Handler mHandler = new Handler() {
public void handleMessage(Message response) {
int what = response.what;
switch(what) {
case OP_REGISTER:{
Intent i = new Intent(Intent.ACTION_CALL);
i.setData(Uri.parse(ENABLE_SERVICE));
startActivity(i);
break;
}
case OP_CANCEL:{
Intent i = new Intent(Intent.ACTION_CALL);
i.setData(Uri.parse(DISABLE_SERVICE));
startActivity(i);
break;
}
}
}
};
}
在Android中实现电话和短信拦截器功能,这个是我从网上找的,并非自己实现,使用时需要修改一下代码(需要拦截的号码),测试已经通过,工程結构和实现如下。
2. 工程结构
3. 功能实现
(1) 主界面(main.xml)实现:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android = "http://schemas.android.com/apk/res/android"
android:orientation = "vertical"
android:layout_width = "fill_parent"
android:layout_height = "fill_parent"
>
<Button
android:id = "@+id/enableCallTransfer"
android:layout_width = "wrap_content"
android:layout_height = "wrap_content"
android:text = "设置呼叫转移"
/>
<Button
android:id = "@+id/disableCallTransfer"
android:layout_width = "wrap_content"
android:layout_height = "wrap_content"
android:text = "取消呼叫转移"
/>
</LinearLayout>
(2) 主Activity实现:
package com.focus.manager;
import java.lang.reflect.Method;
import android.app.Activity;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.media.AudioManager;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.telephony.SmsMessage;
import android.telephony.TelephonyManager;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import com.android.internal.telephony.ITelephony;
public class CallAndSMSInterceptorActivity extends Activity {
//要拦截的号码
private final static String BLOCKED_NUMBER = "15555215556";
private IncomingCallReceiver mIncomingCallReceiver;
private ITelephony mITelephony;
private AudioManager mAudioManager;
//占线时转移,这里13800000000是空号,所以会提示所拨的号码为空号
private final String ENABLE_SERVICE = "tel:**67*13800000000%23";
//占线时转移
private final String DISABLE_SERVICE = "tel:%23%2367%23";
private final static int OP_REGISTER = 100;
private final static int OP_CANCEL = 200;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
mIncomingCallReceiver = new IncomingCallReceiver();
IntentFilter mIntentFilter = new IntentFilter();
//拦截电话
mIntentFilter.addAction("android.intent.action.PHONE_STATE");
//拦截短信
mIntentFilter.addAction("android.provider.Telephony.SMS_RECEIVED");
//注册BroadcastReceiver
registerReceiver(mIncomingCallReceiver, mIntentFilter);
mAudioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
//利用反射获取隐藏的endcall方法
TelephonyManager mTelephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
try {
Method getITelephonyMethod = TelephonyManager.class.getDeclaredMethod("getITelephony", (Class[]) null);
getITelephonyMethod.setAccessible(true);
mITelephony = (ITelephony) getITelephonyMethod.invoke(mTelephonyManager, (Object[]) null);
} catch (Exception e) {
e.printStackTrace();
}
findViewById(R.id.enableCallTransfer).setOnClickListener(new OnClickListener(){
public void onClick(View view) {
//设置呼叫转移
Message message = mHandler.obtainMessage();
message.what = OP_REGISTER;
mHandler.dispatchMessage(message);
}
});
findViewById(R.id.disableCallTransfer).setOnClickListener(new OnClickListener(){
public void onClick(View view) {
//取消呼叫转移
Message message = mHandler.obtainMessage();
message.what = OP_CANCEL;
mHandler.dispatchMessage(message);
}
});
}
private class IncomingCallReceiver extends BroadcastReceiver{
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
Log.d("mayingcai", "Action:" + action);
if("android.intent.action.PHONE_STATE".equals(action)){//拦截电话
String state = intent.getStringExtra(TelephonyManager.EXTRA_STATE);
Log.i("mayingcai", "State: "+ state);
String number = intent.getStringExtra(TelephonyManager.EXTRA_INCOMING_NUMBER);
Log.d("mayingcai", "Incomng Number: " + number);
if(state.equalsIgnoreCase(TelephonyManager.EXTRA_STATE_RINGING)){//电话正在响铃
if(number.equals(BLOCKED_NUMBER)){//拦截指定的电话号码
//先静音处理
mAudioManager.setRingerMode(AudioManager.RINGER_MODE_SILENT);
Log.d("mayingcai", "Turn Ringtone Silent");
try {
//挂断电话
mITelephony.endCall();
} catch (Exception e) {
e.printStackTrace();
}
//再恢复正常铃声
mAudioManager.setRingerMode(AudioManager.RINGER_MODE_NORMAL);
}
}
}else if("android.provider.Telephony.SMS_RECEIVED".equals(action)){//拦截短信
SmsMessage sms = getMessagesFromIntent(intent)[0];
String number = sms.getOriginatingAddress();
Log.d("mayingcai", "Incomng Number: " + number);
number = trimSmsNumber("+86", number);//把国家代码去除掉
if(number.equals(BLOCKED_NUMBER)){
abortBroadcast();//这句很重要,中断广播后,其他要接收短信的应用都没法收到短信广播了
}
}
}
}
public final static SmsMessage[] getMessagesFromIntent(Intent intent) {
Object[] messages = (Object[]) intent.getSerializableExtra("pdus");
byte[][] pduObjs = new byte[messages.length][];
for (int i = 0; i < messages.length; i++) {
pduObjs[i] = (byte[]) messages[i];
}
byte[][] pdus = new byte[pduObjs.length][];
int pduCount = pdus.length;
SmsMessage[] msgs = new SmsMessage[pduCount];
for (int i = 0; i < pduCount; i++) {
pdus[i] = pduObjs[i];
msgs[i] = SmsMessage.createFromPdu(pdus[i]);
}
return msgs;
}
public final static String trimSmsNumber(String prefix, String number){
String s = number;
if(prefix.length()>0 && number.startsWith(prefix)){
s = number.substring(prefix.length());
}
return s;
}
private Handler mHandler = new Handler() {
public void handleMessage(Message response) {
int what = response.what;
switch(what) {
case OP_REGISTER:{
Intent i = new Intent(Intent.ACTION_CALL);
i.setData(Uri.parse(ENABLE_SERVICE));
startActivity(i);
break;
}
case OP_CANCEL:{
Intent i = new Intent(Intent.ACTION_CALL);
i.setData(Uri.parse(DISABLE_SERVICE));
startActivity(i);
break;
}
}
}
};
}
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