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package main
import (
"encoding/base64"
"flag"
"fmt"
"io"
"os"
"path/filepath"
"regexp"
)
func infof(w io.Writer, format string, a ...interface{}) {
if !*verbose {
return
}
fmt.Fprintf(w, format, a...)
}
func warnf(w io.Writer, format string, a ...interface{}) {
fmt.Fprintf(w, format, a...)
}
func readPoDir() (string, []os.DirEntry) {
rootDirs := []string{
".",
"..",
"../..",
}
var err error
for _, rootDir := range rootDirs {
fs, err := os.ReadDir(filepath.Join(rootDir, "po", "build"))
if err == nil {
return rootDir, fs
}
}
// In this case, we don't care about the fact that the build dir doesn't
// exist since that just means there are no translations built. That's
// fine for us, so just exit successfully.
infof(os.Stderr, "Failed to open po dir: %v\n", err)
os.Exit(0)
return "", nil
}
var (
verbose = flag.Bool("verbose", false, "Show verbose output.")
)
func main() {
flag.Parse()
infof(os.Stderr, "Converting po files into translations...\n")
rootDir, fs := readPoDir()
poDir := filepath.Join(rootDir, "po", "build")
out, err := os.Create(filepath.Join(rootDir, "tr", "tr_gen.go"))
if err != nil {
warnf(os.Stderr, "Failed to create go file: %v\n", err)
os.Exit(2)
}
out.WriteString("package tr\n\nfunc init() {\n")
out.WriteString("\t// THIS FILE IS GENERATED, DO NOT EDIT\n")
out.WriteString("\t// Use 'go generate ./tr/trgen' to update\n")
fileregex := regexp.MustCompile(`([A-Za-z\-_]+).mo`)
count := 0
for _, f := range fs {
if match := fileregex.FindStringSubmatch(f.Name()); match != nil {
infof(os.Stderr, "%v\n", f.Name())
cmd := match[1]
content, err := os.ReadFile(filepath.Join(poDir, f.Name()))
if err != nil {
warnf(os.Stderr, "Failed to open %v: %v\n", f.Name(), err)
os.Exit(2)
}
fmt.Fprintf(out, "\tlocales[\"%s\"] = \"%s\"\n", cmd, base64.StdEncoding.EncodeToString(content))
count++
}
}
out.WriteString("}\n")
infof(os.Stderr, "Successfully processed %d translations.\n", count)
}
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