fix issue with json.Marshal no html encode

sender/gzh.go

@@ -57,7 +57,7 @@ func CustomerMessageSender(accessToken string, cmi CustomerMessageInterface) (in
 
 	uri := sendUri + "?access_token=" + accessToken
 
-	data, _ := json.Marshal(cmi)
+	data, _ := JSONMarshal(cmi)
 
 	body, _, err := FasthttpPost(uri, data)
 
@@ -90,7 +90,7 @@ func TemplateMessageSender(accessToken string, tm TemplateMessage) (int, string)
 
 	uri := TEMPLATEURI + "?access_token=" + accessToken
 
-	data, _ := json.Marshal(tm)
+	data, _ := JSONMarshal(tm)
 
 	body, _, err := FasthttpPost(uri, data)
 
@@ -122,7 +122,7 @@ func SubscribeMessageSender(accessToken string, sm SubscribeMessage) (int, strin
 	})
 	uri := SUBSCRIBEURI + "?access_token=" + accessToken
 
-	data, _ := json.Marshal(sm)
+	data, _ := JSONMarshal(sm)
 
 	body, _, err := FasthttpPost(uri, data)
 

tools.go

@@ -6,9 +6,11 @@
 package utils
 
 import (
+	"bytes"
 	"crypto/sha256"
 	"database/sql"
 	"encoding/hex"
+	"encoding/json"
 	"errors"
 	"github.com/sirupsen/logrus"
 	"io"
@@ -53,6 +55,14 @@ func SmsDoSign(appKey string, tels []string, time int64, rand int) string {
 	return hex.EncodeToString(h.Sum(nil))
 }
 
+func JSONMarshal(t interface{}) ([]byte, error) {
+	buffer := &bytes.Buffer{}
+	encoder := json.NewEncoder(buffer)
+	encoder.SetEscapeHTML(false)
+	err := encoder.Encode(t)
+	return buffer.Bytes(), err
+}
+
 // Deep Copy
 func Copy(toValue interface{}, fromValue interface{}) (err error) {
 	var (