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