githaven/vendor/code.gitea.io/git/tree_blob.go
2016-12-22 10:30:52 +01:00

60 lines
1.2 KiB
Go

// Copyright 2015 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 git
import (
"path"
"strings"
)
// GetTreeEntryByPath get the tree entries accroding the sub dir
func (t *Tree) GetTreeEntryByPath(relpath string) (*TreeEntry, error) {
if len(relpath) == 0 {
return &TreeEntry{
ID: t.ID,
Type: ObjectTree,
mode: EntryModeTree,
}, nil
}
relpath = path.Clean(relpath)
parts := strings.Split(relpath, "/")
var err error
tree := t
for i, name := range parts {
if i == len(parts)-1 {
entries, err := tree.ListEntries()
if err != nil {
return nil, err
}
for _, v := range entries {
if v.name == name {
return v, nil
}
}
} else {
tree, err = tree.SubTree(name)
if err != nil {
return nil, err
}
}
}
return nil, ErrNotExist{"", relpath}
}
// GetBlobByPath get the blob object accroding the path
func (t *Tree) GetBlobByPath(relpath string) (*Blob, error) {
entry, err := t.GetTreeEntryByPath(relpath)
if err != nil {
return nil, err
}
if !entry.IsDir() {
return entry.Blob(), nil
}
return nil, ErrNotExist{"", relpath}
}