From d7d02ae6fb1804108cc4f26c968a8313f41ac15a Mon Sep 17 00:00:00 2001
From: fnetx <git@fralix.ovh>
Date: Wed, 14 Dec 2022 19:55:13 +0100
Subject: [PATCH] Add Locale merger script

---
 build/merge-forgejo-locales.go | 71 ++++++++++++++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 build/merge-forgejo-locales.go

diff --git a/build/merge-forgejo-locales.go b/build/merge-forgejo-locales.go
new file mode 100644
index 000000000..52bf3edc9
--- /dev/null
+++ b/build/merge-forgejo-locales.go
@@ -0,0 +1,71 @@
+// Copyright 2022 The Forgejo Authors c/o Codeberg e.V.. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+//go:build ignore
+
+package main
+
+import (
+	"bufio"
+	"os"
+	"strings"
+
+	"gopkg.in/ini.v1"
+)
+
+const (
+	trimPrefix   = "gitea_"
+	sourceFolder = "options/locales/"
+)
+
+// returns list of locales, still containing the file extension!
+func generate_locale_list() []string {
+	localeFiles, _ := os.ReadDir(sourceFolder)
+	locales := []string{}
+	for _, localeFile := range localeFiles {
+		if !localeFile.IsDir() && strings.HasPrefix(localeFile.Name(), trimPrefix) {
+			locales = append(locales, strings.TrimPrefix(localeFile.Name(), trimPrefix))
+		}
+	}
+	return locales
+}
+
+// replace all occurrences of Gitea with Forgejo
+func renameGiteaForgejo(filename string) []byte {
+	file, err := os.Open(filename)
+	if err != nil {
+		panic(err)
+	}
+
+	out := make([]byte, 0, 1024)
+	scanner := bufio.NewScanner(file)
+	scanner.Split(bufio.ScanLines)
+	for scanner.Scan() {
+		line := scanner.Text()
+		if strings.HasPrefix(line, "[") && strings.HasSuffix(line, "]") {
+			out = append(out, []byte("\n"+line+"\n")...)
+		} else if strings.Contains(line, "Gitea") {
+			out = append(out, []byte(strings.Replace(line, "Gitea", "Forgejo", -1)+"\n")...)
+		}
+	}
+	file.Close()
+	return out
+}
+
+func main() {
+	locales := generate_locale_list()
+	var err error
+	var localeFile *ini.File
+	for _, locale := range locales {
+		giteaLocale := sourceFolder + "gitea_" + locale
+		localeFile, err = ini.Load(giteaLocale, renameGiteaForgejo(giteaLocale))
+		if err != nil {
+			panic(err)
+		}
+		err = localeFile.SaveTo("options/locale/locale_" + locale)
+		if err != nil {
+			panic(err)
+		}
+	}
+}