开发平台，将GetServer单独提取 (#273)

* 添加TODO：待完善接口

* 【模板消息】将message.DataItem改为message.TemplateDataItem

* fix PKG.DEV

* 增加一个 SetRedisPool 方法

* fix：模板消息推送增加一个TemplateMsgID

* fix 开放平台服务端处理

openplatform/openplatform.go

@@ -1,6 +1,9 @@
 package openplatform
 
 import (
+	"net/http"
+
+	"github.com/silenceper/wechat/v2/officialaccount/server"
 	"github.com/silenceper/wechat/v2/openplatform/account"
 	"github.com/silenceper/wechat/v2/openplatform/config"
 	"github.com/silenceper/wechat/v2/openplatform/context"
@@ -24,6 +27,12 @@ func NewOpenPlatform(cfg *config.Config) *OpenPlatform {
 	return &OpenPlatform{ctx}
 }
 
+//GetServer get server
+func (openPlatform *OpenPlatform) GetServer(req *http.Request, writer http.ResponseWriter) *server.Server {
+	off := officialaccount.NewOfficialAccount(openPlatform.Context, "")
+	return off.GetServer(req, writer)
+}
+
 //GetOfficialAccount 公众号代处理
 func (openPlatform *OpenPlatform) GetOfficialAccount(appID string) *officialaccount.OfficialAccount {
 	return officialaccount.NewOfficialAccount(openPlatform.Context, appID)