From 7bae37f47905e006a4d2a17d46d206a4589fca94 Mon Sep 17 00:00:00 2001
From: imhao183 <wildfirechat86@gmail.com>
Date: Fri, 19 Mar 2021 17:33:00 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8E=A8=E9=80=81=E8=BF=87=E6=BB=A4=E6=8E=89?=
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 =?UTF-8?q?=E6=8E=A8=E9=80=81?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/cn/wildfirechat/push/Utility.java    | 73 +++++++++++++++++++
 .../push/android/AndroidPushServiceImpl.java  |  6 ++
 .../push/ios/IOSPushServiceImpl.java          |  6 ++
 3 files changed, 85 insertions(+)
 create mode 100644 src/main/java/cn/wildfirechat/push/Utility.java

diff --git a/src/main/java/cn/wildfirechat/push/Utility.java b/src/main/java/cn/wildfirechat/push/Utility.java
new file mode 100644
index 0000000..95df12e
--- /dev/null
+++ b/src/main/java/cn/wildfirechat/push/Utility.java
@@ -0,0 +1,73 @@
+package cn.wildfirechat.push;
+
+import cn.wildfirechat.push.ios.IOSPushServiceImpl;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.JSONParser;
+import org.json.simple.parser.ParseException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class Utility {
+    private static final Logger LOG = LoggerFactory.getLogger(Utility.class);
+    public static boolean filterPush(PushMessage pushMessage) {
+        if(pushMessage.pushMessageType == PushMessageType.PUSH_MESSAGE_TYPE_VOIP_BYE) {
+            if(Utility.shouldCancelVoipByePush(pushMessage.sender, pushMessage.convType, pushMessage.userId, pushMessage.pushData)) {
+                LOG.info("Voip bye push canceled");
+                return true;
+            }
+        } else if(pushMessage.pushMessageType == PushMessageType.PUSH_MESSAGE_TYPE_VOIP_ANSWER) {
+            if(Utility.shouldCancelVoipAnswerPush(pushMessage.sender, pushMessage.userId)) {
+                LOG.info("Voip answer push canceled");
+                return true;
+            }
+        }
+        return false;
+    }
+    /*
+    说明：1, 当回1对1通话时，发起方肯定在线，如果接收方不在线，发起方主动结束电话或者等待超时时需要推送对方。
+         2, 当是群组通话时，不在线的接收方可能回到结束推送，只有所有人都离开的结束原因才需要推送。
+     */
+    private static boolean shouldCancelVoipByePush(String sender, int conversationType, String recvId, String pushData) {
+        if(sender.equals(recvId)) {
+            return true;
+        }
+
+        int reason = -1;
+        if (pushData != null) {
+            try {
+                JSONObject object = (JSONObject) (new JSONParser().parse(pushData));
+                Object oEndReason = object.get("r");
+                if (oEndReason != null) {
+                    if (oEndReason instanceof Integer) {
+                        reason = (Integer) oEndReason;
+                    } else if (oEndReason instanceof Long) {
+                        long lr = (Long) oEndReason;
+                        reason = (int) lr;
+                    }
+                }
+            } catch (ParseException e) {
+                e.printStackTrace();
+            }
+        }
+        LOG.info("End call reason is {}, convType is {}", reason, conversationType);
+        if(reason > 0) {
+            if(conversationType == 0) {
+                //单人聊天。发起方在线，对方不在线。当对方超时或者当前方挂断，需要通知对方通话已经结束。
+                if(reason == 3 || reason == 11) {
+                    return false;
+                }
+            } else if(conversationType == 1) {
+                //群组聊天时，只有所有人离开时才需要推送未在线用户
+                if(reason == 9) {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    //接听推送，只有自己发给自己用来停止掉其它端的振铃。
+    private static boolean shouldCancelVoipAnswerPush(String sender, String recvId) {
+        return !sender.equals(recvId);
+    }
+}
diff --git a/src/main/java/cn/wildfirechat/push/android/AndroidPushServiceImpl.java b/src/main/java/cn/wildfirechat/push/android/AndroidPushServiceImpl.java
index 5d44533..d3ad45d 100644
--- a/src/main/java/cn/wildfirechat/push/android/AndroidPushServiceImpl.java
+++ b/src/main/java/cn/wildfirechat/push/android/AndroidPushServiceImpl.java
@@ -1,6 +1,8 @@
 package cn.wildfirechat.push.android;
 
 import cn.wildfirechat.push.PushMessage;
+import cn.wildfirechat.push.PushMessageType;
+import cn.wildfirechat.push.Utility;
 import cn.wildfirechat.push.android.fcm.FCMPush;
 import cn.wildfirechat.push.android.hms.HMSPush;
 import cn.wildfirechat.push.android.meizu.MeiZuPush;
@@ -46,6 +48,10 @@ public class AndroidPushServiceImpl implements AndroidPushService {
     @Override
     public Object push(PushMessage pushMessage) {
         LOG.info("Android push {}", new Gson().toJson(pushMessage));
+        if(Utility.filterPush(pushMessage)) {
+            LOG.info("canceled");
+            return "Canceled";
+        }
         final long start = System.currentTimeMillis();
         executorService.execute(()->{
             long now = System.currentTimeMillis();
diff --git a/src/main/java/cn/wildfirechat/push/ios/IOSPushServiceImpl.java b/src/main/java/cn/wildfirechat/push/ios/IOSPushServiceImpl.java
index c38da90..934f368 100644
--- a/src/main/java/cn/wildfirechat/push/ios/IOSPushServiceImpl.java
+++ b/src/main/java/cn/wildfirechat/push/ios/IOSPushServiceImpl.java
@@ -1,6 +1,8 @@
 package cn.wildfirechat.push.ios;
 
 import cn.wildfirechat.push.PushMessage;
+import cn.wildfirechat.push.PushMessageType;
+import cn.wildfirechat.push.Utility;
 import com.google.gson.Gson;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -25,6 +27,10 @@ public class IOSPushServiceImpl implements IOSPushService {
     @Override
     public Object push(PushMessage pushMessage) {
         LOG.info("iOS push {}", new Gson().toJson(pushMessage));
+        if(Utility.filterPush(pushMessage)) {
+            LOG.info("canceled");
+            return "Canceled";
+        }
         final long start = System.currentTimeMillis();
         executorService.execute(()->{
             long now = System.currentTimeMillis();