├── go.mod
├── README.md
└── main.go


/go.mod:
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1 | module github.com/mattn/koukoku-chat
2 | 
3 | go 1.20
4 | 


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/README.md:
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 1 | # koukoku-chat
 2 | 
 3 | 電子公告のチャット機能を利用できるチャットクライアント
 4 | 
 5 | See https://twitter.com/dnobori/status/1699339202104889474
 6 | 
 7 | ## Installation
 8 | 
 9 | ```
10 | go install github.com/mattn/koukoku-chat@latest
11 | ```
12 | 
13 | ## License
14 | 
15 | MIT
16 | 
17 | ## Author
18 | 
19 | Yasuhiro Matsumoto (a.k.a. mattn)
20 | 


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/main.go:
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 1 | package main
 2 | 
 3 | import (
 4 | 	"bufio"
 5 | 	"crypto/tls"
 6 | 	"fmt"
 7 | 	"log"
 8 | 	"os"
 9 | 	"regexp"
10 | 	"strings"
11 | 	"sync"
12 | )
13 | 
14 | var re = regexp.MustCompile("[\u001B\u009B][[\\]()#;?]*(?:(?:(?:[a-zA-Z\\d]*(?:;[a-zA-Z\\d]*)*)?\u0007)|(?:(?:\\d{1,4}(?:;\\d{0,4})*)?[\\dA-PRZcf-ntqry=><~]))")
15 | 
16 | func main() {
17 | 	config := tls.Config{Certificates: []tls.Certificate{}, InsecureSkipVerify: false}
18 | 	conn, err := tls.Dial("tcp", "koukoku.shadan.open.ad.jp:992", &config)
19 | 	if err != nil {
20 | 		log.Fatalf("client: dial: %s", err)
21 | 	}
22 | 	defer conn.Close()
23 | 	log.Println("client: connected to: ", conn.RemoteAddr())
24 | 	fmt.Fprintln(conn, "nobody")
25 | 
26 | 	var wg sync.WaitGroup
27 | 	wg.Add(1)
28 | 	go func() {
29 | 		defer wg.Done()
30 | 		scanner := bufio.NewScanner(conn)
31 | 		for scanner.Scan() {
32 | 			line := strings.TrimSpace(re.ReplaceAllString(scanner.Text(), ""))
33 | 			fmt.Println(line)
34 | 		}
35 | 	}()
36 | 
37 | 	wg.Add(1)
38 | 	go func() {
39 | 		defer wg.Done()
40 | 		scanner := bufio.NewScanner(os.Stdin)
41 | 		for scanner.Scan() {
42 | 			fmt.Fprintln(conn, scanner.Text())
43 | 		}
44 | 	}()
45 | 
46 | 	wg.Wait()
47 | }
48 | 


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