mirror of
https://github.com/go-gitea/gitea
synced 2024-12-21 03:14:02 +01:00
85 lines
2.1 KiB
Go
85 lines
2.1 KiB
Go
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// Copyright 2019 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package git
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import (
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"bytes"
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"fmt"
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"github.com/mcuadros/go-version"
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)
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// CheckAttributeOpts represents the possible options to CheckAttribute
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type CheckAttributeOpts struct {
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CachedOnly bool
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AllAttributes bool
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Attributes []string
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Filenames []string
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}
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// CheckAttribute return the Blame object of file
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func (repo *Repository) CheckAttribute(opts CheckAttributeOpts) (map[string]map[string]string, error) {
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binVersion, err := BinVersion()
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if err != nil {
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return nil, fmt.Errorf("Git version missing: %v", err)
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}
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stdOut := new(bytes.Buffer)
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stdErr := new(bytes.Buffer)
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cmdArgs := []string{"check-attr", "-z"}
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if opts.AllAttributes {
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cmdArgs = append(cmdArgs, "-a")
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} else {
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for _, attribute := range opts.Attributes {
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if attribute != "" {
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cmdArgs = append(cmdArgs, attribute)
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}
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}
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}
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// git check-attr --cached first appears in git 1.7.8
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if opts.CachedOnly && version.Compare(binVersion, "1.7.8", ">=") {
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cmdArgs = append(cmdArgs, "--cached")
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}
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cmdArgs = append(cmdArgs, "--")
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for _, arg := range opts.Filenames {
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if arg != "" {
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cmdArgs = append(cmdArgs, arg)
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}
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}
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cmd := NewCommand(cmdArgs...)
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if err := cmd.RunInDirPipeline(repo.Path, stdOut, stdErr); err != nil {
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return nil, fmt.Errorf("Failed to run check-attr: %v\n%s\n%s", err, stdOut.String(), stdErr.String())
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}
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fields := bytes.Split(stdOut.Bytes(), []byte{'\000'})
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if len(fields)%3 != 1 {
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return nil, fmt.Errorf("Wrong number of fields in return from check-attr")
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}
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var name2attribute2info = make(map[string]map[string]string)
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for i := 0; i < (len(fields) / 3); i++ {
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filename := string(fields[3*i])
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attribute := string(fields[3*i+1])
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info := string(fields[3*i+2])
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attribute2info := name2attribute2info[filename]
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if attribute2info == nil {
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attribute2info = make(map[string]string)
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}
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attribute2info[attribute] = info
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name2attribute2info[filename] = attribute2info
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}
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return name2attribute2info, nil
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}
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