'acl'

lib/acl/spilt.go

@@ -0,0 +1,52 @@
+package acl
+
+import (
+	"bytes"
+	"errors"
+	"strings"
+)
+
+func SubscribeTopicSpilt(topic string) ([]string, error) {
+	subject := []byte(topic)
+	if bytes.IndexByte(subject, '#') != -1 {
+		if bytes.IndexByte(subject, '#') != len(subject)-1 {
+			return nil, errors.New("Topic format error with index of #")
+		}
+	}
+	re := strings.Split(topic, "/")
+	for i, v := range re {
+		if i != 0 && i != (len(re)-1) {
+			if v == "" {
+				return nil, errors.New("Topic format error with index of //")
+			}
+			if strings.Contains(v, "+") && v != "+" {
+				return nil, errors.New("Topic format error with index of +")
+			}
+		} else {
+			if v == "" {
+				re[i] = "/"
+			}
+		}
+	}
+	return re, nil
+
+}
+
+func PublishTopicSpilt(topic string) ([]string, error) {
+	subject := []byte(topic)
+	if bytes.IndexByte(subject, '#') != -1 || bytes.IndexByte(subject, '+') != -1 {
+		return nil, errors.New("Publish Topic format error with + and #")
+	}
+	re := strings.Split(topic, "/")
+	for i, v := range re {
+		if v == "" {
+			if i != 0 && i != (len(re)-1) {
+				return nil, errors.New("Topic format error with index of //")
+			} else {
+				re[i] = "/"
+			}
+		}
+
+	}
+	return re, nil
+}