/*
-SGBlog -- Git-backed CGI/inetd blogging/phlogging engine
-Copyright (C) 2020 Sergey Matveev <stargrave@stargrave.org>
+SGBlog -- Git-backed CGI/UCSPI blogging/phlogging/gemlogging engine
+Copyright (C) 2020-2022 Sergey Matveev <stargrave@stargrave.org>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-// Git-backed CGI/inetd blogging/phlogging engine
+// Git-backed CGI/UCSPI blogging/phlogging/gemlogging engine
package main
import (
- "bytes"
"crypto/sha1"
+ "embed"
+ "encoding/json"
+ "flag"
"fmt"
- "io/ioutil"
+ "io/fs"
+ "log"
"os"
"regexp"
- "sort"
"strings"
- "text/scanner"
"github.com/go-git/go-git/v5"
"github.com/go-git/go-git/v5/plumbing"
"github.com/go-git/go-git/v5/plumbing/object"
+ "github.com/hjson/hjson-go"
+ "github.com/vorlif/spreak"
+ "golang.org/x/text/language"
)
const (
commentsTree *object.Tree
topicsRef *plumbing.Reference
topicsTree *object.Tree
+
+ localizer *spreak.Localizer
+
+ //go:embed locale/*
+ locales embed.FS
)
type Cfg struct {
GitPath string
Branch string
Title string
+ Lang string
URLPrefix string
return lines
}
-func getNote(tree *object.Tree, what plumbing.Hash) []byte {
- if tree == nil {
- return nil
- }
- var entry *object.TreeEntry
- var err error
- paths := make([]string, 3)
- paths[0] = what.String()
- paths[1] = paths[0][:2] + "/" + paths[0][2:]
- paths[2] = paths[1][:4+1] + "/" + paths[1][4+1:]
- for _, p := range paths {
- entry, err = tree.FindEntry(p)
- if err == nil {
- break
- }
- }
- if entry == nil {
- return nil
- }
- blob, err := repo.BlobObject(entry.Hash)
- if err != nil {
- return nil
- }
- r, err := blob.Reader()
- if err != nil {
- return nil
- }
- data, err := ioutil.ReadAll(r)
- if err != nil {
- return nil
- }
- return bytes.TrimSuffix(data, []byte{'\n'})
-}
-
-func parseComments(data []byte) []string {
- comments := []string{}
- isBody := false
- comment := make([]string, 0, 4)
- lines := strings.Split(strings.TrimSuffix(string(data), "\n"), "\n")
- if len(lines) == 1 {
- return comments
- }
- for _, s := range lines {
- if s == "" {
- comments = append(comments, strings.Join(comment, "\n"))
- comment = make([]string, 0, 4)
- isBody = false
- continue
- }
- if s == "Body:" {
- isBody = true
- comment = append(comment, "")
- continue
- }
- if isBody {
- if s == "+" {
- comment = append(comment, "")
- } else {
- comment = append(comment, strings.TrimPrefix(s, "+ "))
- }
- continue
- }
- comment = append(comment, s)
- }
- if len(comment) > 1 {
- comments = append(comments, strings.Join(comment, "\n"))
- }
- return comments
-}
-
-func parseTopics(data []byte) []string {
- var s scanner.Scanner
- s.Init(bytes.NewBuffer(data))
- topics := []string{}
- for tok := s.Scan(); tok != scanner.EOF; tok = s.Scan() {
- topics = append(topics, s.TokenText())
- }
- sort.Strings(topics)
- return topics
-}
-
func initRepo(cfg *Cfg) (*plumbing.Hash, error) {
var err error
repo, err = git.PlainOpen(cfg.GitPath)
return &headHash, nil
}
+func readCfg(cfgPath string) (*Cfg, error) {
+ cfgRaw, err := os.ReadFile(cfgPath)
+ if err != nil {
+ return nil, err
+ }
+ var cfgGeneral map[string]interface{}
+ if err = hjson.Unmarshal(cfgRaw, &cfgGeneral); err != nil {
+ return nil, err
+ }
+ cfgRaw, err = json.Marshal(cfgGeneral)
+ if err != nil {
+ return nil, err
+ }
+ var cfg *Cfg
+ if err = json.Unmarshal(cfgRaw, &cfg); err != nil {
+ return nil, err
+ }
+ return cfg, nil
+}
+
+func initLocalizer(lang string) {
+ fsys, _ := fs.Sub(locales, "locale")
+ bundle, err := spreak.NewBundle(
+ spreak.WithSourceLanguage(language.English),
+ spreak.WithDomainFs(spreak.NoDomain, fsys),
+ spreak.WithLanguage(language.Russian),
+ )
+ if err != nil {
+ log.Fatalln(err)
+ }
+ if lang == "" {
+ lang = language.English.String()
+ }
+ localizer = spreak.NewLocalizer(bundle, language.MustParse(lang))
+}
+
func main() {
- if len(os.Args) == 3 && os.Args[1] == "-gopher" {
- serveGopher()
+ gopherCfgPath := flag.String("gopher", "", "Path to gopher-related configuration file")
+ geminiCfgPath := flag.String("gemini", "", "Path to gemini-related configuration file")
+ flag.Usage = func() {
+ fmt.Fprintf(flag.CommandLine.Output(), `Usage of sgblog:
+ sgblog -- run CGI HTTP backend
+ sgblog -gopher /path/to/cfg.hjson -- run UCSPI/inetd Gopher backend
+ sgblog -gemini /path/to/cfg.hjson -- run UCSPI+tlss Gemini backend
+`)
+ }
+ flag.Parse()
+ log.SetFlags(log.Lshortfile)
+ if *gopherCfgPath != "" {
+ serveGopher(*gopherCfgPath)
+ } else if *geminiCfgPath != "" {
+ serveGemini(*geminiCfgPath)
} else {
serveHTTP()
}