提交代码，老拉新活动。

Signed-off-by: zouap <zouap@pcl.ac.cn>

services/repository/repository.go

@@ -148,6 +148,28 @@ func GetRecommendRepoFromPromote(filename string) ([]map[string]interface{}, err
 	return resultRepo, nil
 }
 
+func RecommendContentFromPromote(url string) (string, error) {
+	defer func() {
+		if err := recover(); err != nil {
+			log.Info("not error.", err)
+			return
+		}
+	}()
+	resp, err := http.Get(url)
+	if err != nil || resp.StatusCode != 200 {
+		log.Info("Get organizations url error=" + err.Error())
+		return "", err
+	}
+	bytes, err := ioutil.ReadAll(resp.Body)
+	resp.Body.Close()
+	if err != nil {
+		log.Info("Get organizations url error=" + err.Error())
+		return "", err
+	}
+	allLineStr := string(bytes)
+	return allLineStr, nil
+}
+
 func RecommendFromPromote(url string) ([]string, error) {
 	defer func() {
 		if err := recover(); err != nil {