Merge pull request #2506 from sapk/add-branche-api-support

Implement API for branches listing

models/repo.go

@@ -288,6 +288,20 @@ func (repo *Repository) GetMirror() (err error) {
 	return err
 }
 
+func (repo *Repository) GetBranch(br string) (*Branch, error) {
+	if(!git.IsBranchExist(repo.RepoPath(), br)){
+		return nil, fmt.Errorf("Branch does not exist: %s", br);
+	}
+	return &Branch{
+			Path: repo.RepoPath(),
+			Name: br,
+	},nil
+}
+
+func (repo *Repository) GetBranches() ([]*Branch, error) {
+	return GetBranchesByPath(repo.RepoPath())
+}
+
 func (repo *Repository) GetBaseRepo() (err error) {
 	if !repo.IsFork {
 		return nil

models/repo_branch.go

@@ -0,0 +1,43 @@
+// Copyright 2016 The Gogs 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 models
+
+import (
+	"github.com/gogits/git-module"
+)
+
+type Branch struct {
+	Path		string
+	Name      	string
+}
+
+func GetBranchesByPath(path string) ([]*Branch, error) {
+	gitRepo, err := git.OpenRepository(path)
+	if err != nil {
+		return nil, err
+	}
+
+	brs, err := gitRepo.GetBranches()
+	if err != nil {
+		return nil, err
+	}
+
+	Branches := make([]*Branch, len(brs))
+	for i := range brs {
+		Branches[i] = &Branch{
+			Path: path,
+			Name: brs[i],
+		}
+	}
+	return Branches, nil
+}
+
+func (br *Branch) GetCommit() (*git.Commit, error) {
+	gitRepo, err := git.OpenRepository(br.Path)
+	if err != nil {
+		return nil, err
+	}
+	return gitRepo.GetBranchCommit(br.Name)
+}