#534 针对公众号发送模版消息中的小程序path和pagepath问题增加可选参数，如果想让请求使用path作为参数名，设置usePath属性为true即可，否则会使用pagepath。

Author: binarywang

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/subscribe/WxMpSubscribeMessage.java

@@ -1,14 +1,13 @@
 package me.chanjar.weixin.mp.bean.subscribe;
 
+import java.io.Serializable;
+
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
-import me.chanjar.weixin.mp.bean.template.WxMpTemplateMessage;
 import me.chanjar.weixin.mp.util.json.WxMpGsonBuilder;
 
-import java.io.Serializable;
-
 /**
  * @author Mklaus
  * @date 2018-01-22 下午12:18
@@ -78,5 +77,11 @@ public static class MiniProgram implements Serializable {
 
     private String appid;
     private String pagePath;
+
+    /**
+     * 是否使用path，否则使用pagepath.
+     * 加入此字段是基于微信官方接口变化多端的考虑
+     */
+    private boolean usePath = false;
   }
 }

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/bean/template/WxMpTemplateMessage.java

@@ -77,6 +77,12 @@ public static class MiniProgram implements Serializable {
 
     private String appid;
     private String pagePath;
+
+    /**
+     * 是否使用path，否则使用pagepath.
+     * 加入此字段是基于微信官方接口变化多端的考虑
+     */
+    private boolean usePath = true;
   }
 
 }

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpSubscribeMessageGsonAdapter.java

@@ -1,13 +1,13 @@
 package me.chanjar.weixin.mp.util.json;
 
+import java.lang.reflect.Type;
+
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
 import com.google.gson.JsonSerializationContext;
 import com.google.gson.JsonSerializer;
 import me.chanjar.weixin.mp.bean.subscribe.WxMpSubscribeMessage;
 
-import java.lang.reflect.Type;
-
 /**
  * @author Mklaus
  * @date 2018-01-22 下午12:31
@@ -24,10 +24,15 @@ public JsonElement serialize(WxMpSubscribeMessage message, Type type, JsonSerial
       messageJson.addProperty("url", message.getUrl());
     }
 
-    if (message.getMiniProgram() != null) {
+    final WxMpSubscribeMessage.MiniProgram miniProgram = message.getMiniProgram();
+    if (miniProgram != null) {
       JsonObject miniProgramJson = new JsonObject();
-      miniProgramJson.addProperty("appid", message.getMiniProgram().getAppid());
-      miniProgramJson.addProperty("pagepath", message.getMiniProgram().getPagePath());
+      miniProgramJson.addProperty("appid", miniProgram.getAppid());
+      if (miniProgram.isUsePath()) {
+        miniProgramJson.addProperty("path", miniProgram.getPagePath());
+      } else {
+        miniProgramJson.addProperty("pagepath", miniProgram.getPagePath());
+      }
       messageJson.add("miniprogram", miniProgramJson);
     }
 

weixin-java-mp/src/main/java/me/chanjar/weixin/mp/util/json/WxMpTemplateMessageGsonAdapter.java

@@ -9,6 +9,9 @@
 import me.chanjar.weixin.mp.bean.template.WxMpTemplateData;
 import me.chanjar.weixin.mp.bean.template.WxMpTemplateMessage;
 
+/**
+ * @author chanjarster
+ */
 public class WxMpTemplateMessageGsonAdapter implements JsonSerializer<WxMpTemplateMessage> {
 
   @Override
@@ -20,10 +23,15 @@ public JsonElement serialize(WxMpTemplateMessage message, Type typeOfSrc, JsonSe
       messageJson.addProperty("url", message.getUrl());
     }
 
-    if (message.getMiniProgram() != null) {
+    final WxMpTemplateMessage.MiniProgram miniProgram = message.getMiniProgram();
+    if (miniProgram != null) {
       JsonObject miniProgramJson = new JsonObject();
-      miniProgramJson.addProperty("appid", message.getMiniProgram().getAppid());
-      miniProgramJson.addProperty("pagepath", message.getMiniProgram().getPagePath());
+      miniProgramJson.addProperty("appid", miniProgram.getAppid());
+      if (miniProgram.isUsePath()) {
+        miniProgramJson.addProperty("path", miniProgram.getPagePath());
+      } else {
+        miniProgramJson.addProperty("pagepath", miniProgram.getPagePath());
+      }
       messageJson.add("miniprogram", miniProgramJson);
     }
 

weixin-java-mp/src/test/java/me/chanjar/weixin/mp/bean/subscribe/WxMpSubscribeMessageTest.java

@@ -33,7 +33,7 @@ public void testToJson() {
       .toUser("OPENID")
       .templateId("TEMPLATE_ID")
       .url("URL")
-      .miniProgram(new WxMpSubscribeMessage.MiniProgram("xiaochengxuappid12345", "index?foo=bar"))
+      .miniProgram(new WxMpSubscribeMessage.MiniProgram("xiaochengxuappid12345", "index?foo=bar",false))
       .scene("SCENE")
       .title("TITLE")
       .contentValue("VALUE")

weixin-java-mp/src/test/java/me/chanjar/weixin/mp/bean/template/WxMpTemplateMessageTest.java

@@ -17,7 +17,7 @@ public void testToJson() {
     WxMpTemplateMessage tm = WxMpTemplateMessage.builder()
       .toUser("OPENID")
       .templateId("ngqIpbwh8bUfcSsECmogfXcV14J0tQlEpBO27izEYtY")
-      .miniProgram(new WxMpTemplateMessage.MiniProgram("xiaochengxuappid12345", "index?foo=bar"))
+      .miniProgram(new WxMpTemplateMessage.MiniProgram("xiaochengxuappid12345", "index?foo=bar",true))
       .url("http://weixin.qq.com/download")
       .build();