349 lines
6.8 KiB
Go
349 lines
6.8 KiB
Go
package main
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import (
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"bufio"
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"bytes"
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"context"
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"encoding/json"
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"fmt"
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"io"
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"io/ioutil"
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"net/url"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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"github.com/fatih/color"
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"github.com/mattn/go-mastodon"
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"github.com/mattn/go-tty"
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"github.com/urfave/cli"
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"golang.org/x/net/html"
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)
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func readFile(filename string) ([]byte, error) {
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if filename == "-" {
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return ioutil.ReadAll(os.Stdin)
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}
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return ioutil.ReadFile(filename)
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}
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func textContent(s string) string {
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doc, err := html.Parse(strings.NewReader(s))
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if err != nil {
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return s
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}
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var buf bytes.Buffer
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var extractText func(node *html.Node, w *bytes.Buffer)
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extractText = func(node *html.Node, w *bytes.Buffer) {
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if node.Type == html.TextNode {
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data := strings.Trim(node.Data, "\r\n")
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if data != "" {
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w.WriteString(data)
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}
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}
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for c := node.FirstChild; c != nil; c = c.NextSibling {
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extractText(c, w)
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}
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if node.Type == html.ElementNode {
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name := strings.ToLower(node.Data)
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if name == "br" {
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w.WriteString("\n")
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}
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}
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}
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extractText(doc, &buf)
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return buf.String()
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}
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var (
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readUsername = func() (string, error) {
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b, _, err := bufio.NewReader(os.Stdin).ReadLine()
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if err != nil {
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return "", err
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}
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return string(b), nil
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}
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readPassword func() (string, error)
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)
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func prompt() (string, string, error) {
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fmt.Print("E-Mail: ")
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email, err := readUsername()
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if err != nil {
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return "", "", err
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}
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fmt.Print("Password: ")
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var password string
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if readPassword == nil {
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var t *tty.TTY
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t, err = tty.Open()
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if err != nil {
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return "", "", err
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}
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defer t.Close()
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password, err = t.ReadPassword()
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} else {
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password, err = readPassword()
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}
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if err != nil {
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return "", "", err
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}
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return email, password, nil
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}
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func getConfig(c *cli.Context) (string, *mastodon.Config, error) {
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dir := os.Getenv("HOME")
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if runtime.GOOS == "windows" {
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dir = os.Getenv("APPDATA")
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if dir == "" {
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dir = filepath.Join(os.Getenv("USERPROFILE"), "Application Data", "mstdn")
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}
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dir = filepath.Join(dir, "mstdn")
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} else {
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dir = filepath.Join(dir, ".config", "mstdn")
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}
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if err := os.MkdirAll(dir, 0700); err != nil {
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return "", nil, err
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}
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var file string
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profile := c.String("profile")
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if profile != "" {
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file = filepath.Join(dir, "settings"+profile+".json")
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} else {
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file = filepath.Join(dir, "settings.json")
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}
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b, err := ioutil.ReadFile(file)
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if err != nil && !os.IsNotExist(err) {
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return "", nil, err
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}
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config := &mastodon.Config{
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Server: "https://mstdn.jp",
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ClientID: "171d45f22068a5dddbd927b9d966f5b97971ed1d3256b03d489f5b3a83cdba59",
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ClientSecret: "574a2cf4b3f28a5fa0cfd285fc80cfe9daa419945163ef18f5f3d0022f4add28",
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}
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if err == nil {
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err = json.Unmarshal(b, &config)
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if err != nil {
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return "", nil, fmt.Errorf("could not unmarshal %v: %v", file, err)
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}
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}
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return file, config, nil
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}
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func authenticate(client *mastodon.Client, config *mastodon.Config, file string) error {
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email, password, err := prompt()
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if err != nil {
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return err
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}
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err = client.Authenticate(context.Background(), email, password)
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if err != nil {
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return err
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}
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b, err := json.MarshalIndent(config, "", " ")
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if err != nil {
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return fmt.Errorf("failed to store file: %v", err)
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}
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err = ioutil.WriteFile(file, b, 0700)
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if err != nil {
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return fmt.Errorf("failed to store file: %v", err)
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}
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return nil
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}
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func argstr(c *cli.Context) string {
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a := []string{}
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for i := 0; i < c.NArg(); i++ {
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a = append(a, c.Args().Get(i))
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}
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return strings.Join(a, " ")
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}
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func fatalIf(err error) {
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if err == nil {
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return
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}
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fmt.Fprintf(os.Stderr, "%s: %v\n", os.Args[0], err)
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os.Exit(1)
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}
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func makeApp() *cli.App {
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app := cli.NewApp()
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app.Name = "mstdn"
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app.Usage = "mastodon client"
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app.Version = "0.0.1"
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app.Flags = []cli.Flag{
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cli.StringFlag{
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Name: "profile",
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Usage: "profile name",
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Value: "",
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},
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}
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app.Commands = []cli.Command{
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{
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Name: "toot",
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Usage: "post toot",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "ff",
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Usage: "post utf-8 string from a file(\"-\" means STDIN)",
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Value: "",
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},
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cli.IntFlag{
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Name: "i",
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Usage: "in-reply-to",
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Value: 0,
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},
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},
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Action: cmdToot,
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},
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{
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Name: "stream",
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Usage: "stream statuses",
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Flags: []cli.Flag{
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cli.StringFlag{
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Name: "type",
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Usage: "stream type (public,public/local,user:NAME,hashtag:TAG)",
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},
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cli.BoolFlag{
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Name: "json",
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Usage: "output JSON",
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},
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cli.BoolFlag{
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Name: "simplejson",
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Usage: "output simple JSON",
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},
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cli.StringFlag{
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Name: "template",
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Usage: "output with tamplate format",
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},
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},
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Action: cmdStream,
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},
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{
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Name: "timeline",
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Usage: "show timeline",
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Action: cmdTimeline,
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},
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{
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Name: "notification",
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Usage: "show notification",
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Action: cmdNotification,
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},
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{
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Name: "instance",
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Usage: "show instance information",
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Action: cmdInstance,
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},
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{
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Name: "account",
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Usage: "show account information",
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Action: cmdAccount,
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},
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{
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Name: "search",
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Usage: "search content",
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Action: cmdSearch,
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},
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{
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Name: "follow",
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Usage: "follow account",
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Action: cmdFollow,
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},
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{
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Name: "followers",
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Usage: "show followers",
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Action: cmdFollowers,
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},
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{
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Name: "upload",
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Usage: "upload file",
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Action: cmdUpload,
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},
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{
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Name: "delete",
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Usage: "delete status",
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Action: cmdDelete,
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},
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}
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app.Setup()
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return app
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}
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type screen struct {
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host string
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}
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func newScreen(config *mastodon.Config) *screen {
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var host string
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u, err := url.Parse(config.Server)
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if err == nil {
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host = u.Host
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}
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return &screen{host}
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}
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func (s *screen) acct(a string) string {
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if !strings.Contains(a, "@") {
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a += "@" + s.host
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}
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return a
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}
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func (s *screen) displayError(w io.Writer, e error) {
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color.Set(color.FgYellow)
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fmt.Fprintln(w, e.Error())
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color.Set(color.Reset)
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}
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func (s *screen) displayStatus(w io.Writer, t *mastodon.Status) {
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if t == nil {
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return
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}
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if t.Reblog != nil {
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color.Set(color.FgHiRed)
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fmt.Fprint(w, s.acct(t.Account.Acct))
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color.Set(color.Reset)
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fmt.Fprint(w, " reblogged ")
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color.Set(color.FgHiBlue)
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fmt.Fprintln(w, s.acct(t.Reblog.Account.Acct))
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fmt.Fprintln(w, textContent(t.Reblog.Content))
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color.Set(color.Reset)
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} else {
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color.Set(color.FgHiRed)
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fmt.Fprintln(w, s.acct(t.Account.Acct))
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color.Set(color.Reset)
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fmt.Fprintln(w, textContent(t.Content))
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}
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}
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func run() int {
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app := makeApp()
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app.Before = func(c *cli.Context) error {
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file, config, err := getConfig(c)
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if err != nil {
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return err
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}
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client := mastodon.NewClient(config)
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app.Metadata = map[string]interface{}{
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"client": client,
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"config": config,
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}
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if config.AccessToken == "" {
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return authenticate(client, config, file)
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}
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return nil
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}
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app.Run(os.Args)
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return 0
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}
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func main() {
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os.Exit(run())
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}
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