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authorDaniel Baumann <daniel@debian.org>2024-10-18 20:33:49 +0200
committerDaniel Baumann <daniel@debian.org>2024-12-12 23:57:56 +0100
commite68b9d00a6e05b3a941f63ffb696f91e554ac5ec (patch)
tree97775d6c13b0f416af55314eb6a89ef792474615 /build/generate-go-licenses.go
parentInitial commit. (diff)
downloadforgejo-e68b9d00a6e05b3a941f63ffb696f91e554ac5ec.tar.xz
forgejo-e68b9d00a6e05b3a941f63ffb696f91e554ac5ec.zip
Adding upstream version 9.0.3.
Signed-off-by: Daniel Baumann <daniel@debian.org>
Diffstat (limited to '')
-rw-r--r--build/generate-go-licenses.go132
1 files changed, 132 insertions, 0 deletions
diff --git a/build/generate-go-licenses.go b/build/generate-go-licenses.go
new file mode 100644
index 0000000..22ef817
--- /dev/null
+++ b/build/generate-go-licenses.go
@@ -0,0 +1,132 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+//go:build ignore
+
+package main
+
+import (
+ "encoding/json"
+ "fmt"
+ "io/fs"
+ "os"
+ "path"
+ "path/filepath"
+ "regexp"
+ "sort"
+ "strings"
+
+ "code.gitea.io/gitea/modules/container"
+)
+
+// 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).*$`)
+
+type LicenseEntry struct {
+ Name string `json:"name"`
+ Path string `json:"path"`
+ LicenseText string `json:"licenseText"`
+}
+
+func main() {
+ if len(os.Args) != 3 {
+ fmt.Println("usage: go run generate-go-licenses.go <base-dir> <out-json-file>")
+ os.Exit(1)
+ }
+
+ base, out := os.Args[1], os.Args[2]
+
+ // Add ext for excluded files because license_test.go will be included for some reason.
+ // And there are more files that should be excluded, check with:
+ //
+ // go run github.com/google/go-licenses@v1.6.0 save . --force --save_path=.go-licenses 2>/dev/null
+ // find .go-licenses -type f | while read FILE; do echo "${$(basename $FILE)##*.}"; done | sort -u
+ // AUTHORS
+ // COPYING
+ // LICENSE
+ // Makefile
+ // NOTICE
+ // gitignore
+ // go
+ // md
+ // mod
+ // sum
+ // toml
+ // txt
+ // yml
+ //
+ // It could be removed once we have a better regex.
+ excludedExt := container.SetOf(".gitignore", ".go", ".mod", ".sum", ".toml", ".yml")
+
+ var 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()) || excludedExt.Contains(filepath.Ext(entry.Name())) {
+ return nil
+ }
+ paths = append(paths, path)
+ return nil
+ })
+ if err != nil {
+ panic(err)
+ }
+
+ sort.Strings(paths)
+
+ var entries []LicenseEntry
+
+ {
+ licenseText, err := os.ReadFile("LICENSE")
+ if err != nil {
+ panic(err)
+ }
+
+ entries = append(entries, LicenseEntry{
+ Name: "codeberg.org/forgejo/forgejo",
+ Path: "codeberg.org/forgejo/forgejo/GPL-3.0-or-later",
+ LicenseText: string(licenseText),
+ })
+ }
+
+ for _, filePath := range paths {
+ licenseText, err := os.ReadFile(filePath)
+ if err != nil {
+ panic(err)
+ }
+
+ pkgPath := filepath.ToSlash(filePath)
+ pkgPath = strings.TrimPrefix(pkgPath, base+"/")
+ pkgName := path.Dir(pkgPath)
+
+ // 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 pkgName == "." || pkgName == "code.gitea.io/gitea" {
+ continue
+ }
+
+ entries = append(entries, LicenseEntry{
+ Name: pkgName,
+ Path: pkgPath,
+ LicenseText: string(licenseText),
+ })
+ }
+
+ jsonBytes, err := json.MarshalIndent(entries, "", " ")
+ if err != nil {
+ panic(err)
+ }
+
+ // Ensure file has a final newline
+ if jsonBytes[len(jsonBytes)-1] != '\n' {
+ jsonBytes = append(jsonBytes, '\n')
+ }
+
+ err = os.WriteFile(out, jsonBytes, 0o644)
+ if err != nil {
+ panic(err)
+ }
+}