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- // Copyright 2022 The Gitea Authors. All rights reserved.
- // SPDX-License-Identifier: MIT
-
- //go:build ignore
-
- package main
-
- import (
- "encoding/json"
- "io/fs"
- "os"
- "path/filepath"
- "regexp"
- "sort"
- "strings"
- )
-
- // regexp is based on go-license, excluding README and NOTICE
- // https://github.com/google/go-licenses/blob/master/licenses/find.go
- var licenseRe = regexp.MustCompile(`^(?i)((UN)?LICEN(S|C)E|COPYING).*$`)
-
- type LicenseEntry struct {
- Name string `json:"name"`
- Path string `json:"path"`
- LicenseText string `json:"licenseText"`
- }
-
- func main() {
- base, out := os.Args[1], os.Args[2]
-
- paths := []string{}
- err := filepath.WalkDir(base, func(path string, entry fs.DirEntry, err error) error {
- if err != nil {
- return err
- }
- if entry.IsDir() || !licenseRe.MatchString(entry.Name()) {
- return nil
- }
- paths = append(paths, path)
- return nil
- })
- if err != nil {
- panic(err)
- }
-
- sort.Strings(paths)
-
- entries := []LicenseEntry{}
- for _, path := range paths {
- licenseText, err := os.ReadFile(path)
- if err != nil {
- panic(err)
- }
-
- path := strings.Replace(path, base+string(os.PathSeparator), "", 1)
- name := filepath.Dir(path)
-
- // There might be a bug somewhere in go-licenses that sometimes interprets the
- // root package as "." and sometimes as "code.gitea.io/gitea". Workaround by
- // removing both of them for the sake of stable output.
- if name == "." || name == "code.gitea.io/gitea" {
- continue
- }
-
- entries = append(entries, LicenseEntry{
- Name: name,
- Path: path,
- LicenseText: string(licenseText),
- })
- }
-
- jsonBytes, err := json.MarshalIndent(entries, "", " ")
- if err != nil {
- panic(err)
- }
-
- err = os.WriteFile(out, jsonBytes, 0o644)
- if err != nil {
- panic(err)
- }
- }
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