- refactor weixin, remove weixinsns.

utils/utils.go

@@ -1,6 +1,7 @@
 package utils
 
 import (
+	"encoding/base64"
 	"fmt"
 	"net/http"
 	"net/url"
@@ -224,3 +225,13 @@ func FilterMapNilMembers(mapData map[string]interface{}) map[string]interface{}
 	}
 	return mapData
 }
+
+func Base64DecodeMultiString(strs ...string) (decodedData [][]byte, err error) {
+	decodedData = make([][]byte, len(strs))
+	for k, v := range strs {
+		if decodedData[k], err = base64.StdEncoding.DecodeString(v); err != nil {
+			return nil, err
+		}
+	}
+	return decodedData, nil
+}