fix submodule has port (go-gitea#136)

Author: lunny

submodule.go

@@ -29,13 +29,12 @@ func NewSubModuleFile(c *Commit, refURL, refID string) *SubModuleFile {
 	}
 }
 
-// RefURL guesses and returns reference URL.
-func (sf *SubModuleFile) RefURL(urlPrefix string, parentPath string) string {
-	if sf.refURL == "" {
+func getRefURL(refURL, urlPrefix, parentPath string) string {
+	if refURL == "" {
 		return ""
 	}
 
-	url := strings.TrimSuffix(sf.refURL, ".git")
+	url := strings.TrimSuffix(refURL, ".git")
 
 	// git://xxx/user/repo
 	if strings.HasPrefix(url, "git://") {
@@ -67,12 +66,21 @@ func (sf *SubModuleFile) RefURL(urlPrefix string, parentPath string) string {
 		if strings.Contains(urlPrefix, url[i+1:j]) {
 			return urlPrefix + url[j+1:]
 		}
+		if strings.HasPrefix(url, "ssh://") || strings.HasPrefix(url, "git+ssh://") {
+			k := strings.Index(url[j+1:], "/")
+			return "http://" + url[i+1:j] + "/" + url[j+1:][k+1:]
+		}
 		return "http://" + url[i+1:j] + "/" + url[j+1:]
 	}
 
 	return url
 }
 
+// RefURL guesses and returns reference URL.
+func (sf *SubModuleFile) RefURL(urlPrefix string, parentPath string) string {
+	return getRefURL(sf.refURL, urlPrefix, parentPath)
+}
+
 // RefID returns reference ID.
 func (sf *SubModuleFile) RefID() string {
 	return sf.refID

submodule_test.go

@@ -0,0 +1,29 @@
+// Copyright 2018 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package git
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetRefURL(t *testing.T) {
+	var kases = []struct {
+		refURL     string
+		prefixURL  string
+		parentPath string
+		expect     string
+	}{
+		{"git://github.com/user1/repo1", "/", "/", "http://github.com/user1/repo1"},
+		{"https://localhost/user1/repo1.git", "/", "/", "https://localhost/user1/repo1"},
+		{"git@github.com/user1/repo1.git", "/", "/", "git@github.com/user1/repo1"},
+		{"ssh://git@git.zefie.net:2222/zefie/lge_g6_kernel_scripts.git", "/", "/", "http://git.zefie.net/zefie/lge_g6_kernel_scripts"},
+	}
+
+	for _, kase := range kases {
+		assert.EqualValues(t, kase.expect, getRefURL(kase.refURL, kase.prefixURL, kase.parentPath))
+	}
+}