package widgets
import (
"errors"
"fmt"
"net"
"net/url"
"os"
"os/exec"
"path"
"strconv"
"strings"
"github.com/gdamore/tcell"
"github.com/go-ini/ini"
"github.com/kyoh86/xdg"
"git.sr.ht/~sircmpwn/aerc/config"
"git.sr.ht/~sircmpwn/aerc/lib/ui"
)
const (
CONFIGURE_BASICS = iota
CONFIGURE_INCOMING = iota
CONFIGURE_OUTGOING = iota
CONFIGURE_COMPLETE = iota
)
const (
IMAP_OVER_TLS = iota
IMAP_STARTTLS = iota
IMAP_INSECURE = iota
)
const (
SMTP_OVER_TLS = iota
SMTP_STARTTLS = iota
SMTP_INSECURE = iota
)
type AccountWizard struct {
ui.Invalidatable
aerc *Aerc
conf *config.AercConfig
step int
steps []*ui.Grid
focus int
temporary bool
testing bool
// CONFIGURE_BASICS
accountName *ui.TextInput
email *ui.TextInput
fullName *ui.TextInput
basics []ui.Interactive
// CONFIGURE_INCOMING
imapUsername *ui.TextInput
imapPassword *ui.TextInput
imapServer *ui.TextInput
imapMode int
imapStr *ui.Text
imapUrl url.URL
incoming []ui.Interactive
// CONFIGURE_OUTGOING
smtpUsername *ui.TextInput
smtpPassword *ui.TextInput
smtpServer *ui.TextInput
smtpMode int
smtpStr *ui.Text
smtpUrl url.URL
copySent bool
outgoing []ui.Interactive
// CONFIGURE_COMPLETE
complete []ui.Interactive
}
func NewAccountWizard(conf *config.AercConfig, aerc *Aerc) *AccountWizard {
wizard := &AccountWizard{
accountName: ui.NewTextInput("", conf.Ui).Prompt("> "),
aerc: aerc,
conf: conf,
temporary: false,
copySent: true,
email: ui.NewTextInput("", conf.Ui).Prompt("> "),
fullName: ui.NewTextInput("", conf.Ui).Prompt("> "),
imapPassword: ui.NewTextInput("", conf.Ui).Prompt("] ").Password(true),
imapServer: ui.NewTextInput("", conf.Ui).Prompt("> "),
imapStr: ui.NewText("imaps://", conf.Ui.GetStyle(config.STYLE_DEFAULT)),
imapUsername: ui.NewTextInput("", conf.Ui).Prompt("> "),
smtpPassword: ui.NewTextInput("", conf.Ui).Prompt("] ").Password(true),
smtpServer: ui.NewTextInput("", conf.Ui).Prompt("> "),
smtpStr: ui.NewText("smtps://", conf.Ui.GetStyle(config.STYLE_DEFAULT)),
smtpUsername: ui.NewTextInput("", conf.Ui).Prompt("> "),
}
// Autofill some stuff for the user
wizard.email.OnChange(func(_ *ui.TextInput) {
value := wizard.email.String()
wizard.imapUsername.Set(value)
wizard.smtpUsername.Set(value)
if strings.ContainsRune(value, '@') {
server := value[strings.IndexRune(value, '@')+1:]
wizard.imapServer.Set(server)
wizard.smtpServer.Set(server)
}
wizard.imapUri()
wizard.smtpUri()
})
wizard.imapServer.OnChange(func(_ *ui.TextInput) {
imapServerURI := wizard.imapServer.String()
smtpServerURI := imapServerURI
if strings.HasPrefix(imapServerURI, "imap.") {
smtpServerURI = strings.Replace(imapServerURI, "imap.", "smtp.", 1)
}
wizard.smtpServer.Set(smtpServerURI)
wizard.imapUri()
wizard.smtpUri()
})
wizard.imapUsername.OnChange(func(_ *ui.TextInput) {
wizard.smtpUsername.Set(wizard.imapUsername.String())
wizard.imapUri()
wizard.smtpUri()
})
wizard.imapPassword.OnChange(func(_ *ui.TextInput) {
wizard.smtpPassword.Set(wizard.imapPassword.String())
wizard.imapUri()
wizard.smtpUri()
})
wizard.smtpServer.OnChange(func(_ *ui.TextInput) {
wizard.smtpUri()
})
wizard.smtpUsername.OnChange(func(_ *ui.TextInput) {
wizard.smtpUri()
})
wizard.smtpPassword.OnChange(func(_ *ui.TextInput) {
wizard.smtpUri()
})
basics := ui.NewGrid().Rows([]ui.GridSpec{
{ui.SIZE_EXACT, ui.Const(8)}, // Introduction
{ui.SIZE_EXACT, ui.Const(1)}, // Account name (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Full name (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Email address (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_WEIGHT, ui.Const(1)},
}).Columns([]ui.GridSpec{
{ui.SIZE_WEIGHT, ui.Const(1)},
})
basics.AddChild(
ui.NewText("\nWelcome to aerc! Let's configure your account.\n\n"+
"This wizard supports basic IMAP & SMTP configuration.\n"+
"For other configurations, use <Ctrl+q> to exit and read the "+
"aerc-config(5) man page.\n"+
"Press <Tab> and <Shift+Tab> to cycle between each field in this form, "+
"or <Ctrl+j> and <Ctrl+k>.",
conf.Ui.GetStyle(config.STYLE_DEFAULT)))
basics.AddChild(
ui.NewText("Name for this account? (e.g. 'Personal' or 'Work')",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(1, 0)
basics.AddChild(wizard.accountName).
At(2, 0)
basics.AddChild(ui.NewFill(' ')).
At(3, 0)
basics.AddChild(
ui.NewText("Full name for outgoing emails? (e.g. 'John Doe')",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(4, 0)
basics.AddChild(wizard.fullName).
At(5, 0)
basics.AddChild(ui.NewFill(' ')).
At(6, 0)
basics.AddChild(
ui.NewText("Your email address? (e.g. 'john@example.org')",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(7, 0)
basics.AddChild(wizard.email).
At(8, 0)
selector := NewSelector([]string{"Next"}, 0, conf.Ui).
OnChoose(func(option string) {
email := wizard.email.String()
if strings.ContainsRune(email, '@') {
server := email[strings.IndexRune(email, '@')+1:]
hostport, srv := getSRV(server, []string{"imaps", "imap"})
if hostport != "" {
wizard.imapServer.Set(hostport)
if srv == "imaps" {
wizard.imapMode = IMAP_OVER_TLS
} else {
wizard.imapMode = IMAP_STARTTLS
}
wizard.imapUri()
}
hostport, srv = getSRV(server, []string{"submission"})
if hostport != "" {
wizard.smtpServer.Set(hostport)
wizard.smtpMode = SMTP_STARTTLS
wizard.smtpUri()
}
}
wizard.advance(option)
})
basics.AddChild(selector).At(9, 0)
wizard.basics = []ui.Interactive{
wizard.accountName, wizard.fullName, wizard.email, selector,
}
basics.OnInvalidate(func(_ ui.Drawable) {
wizard.Invalidate()
})
incoming := ui.NewGrid().Rows([]ui.GridSpec{
{ui.SIZE_EXACT, ui.Const(3)}, // Introduction
{ui.SIZE_EXACT, ui.Const(1)}, // Username (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Password (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Server (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Connection mode (label)
{ui.SIZE_EXACT, ui.Const(2)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Connection string
{ui.SIZE_WEIGHT, ui.Const(1)},
}).Columns([]ui.GridSpec{
{ui.SIZE_WEIGHT, ui.Const(1)},
})
incoming.AddChild(ui.NewText("\nConfigure incoming mail (IMAP)",
conf.Ui.GetStyle(config.STYLE_DEFAULT)))
incoming.AddChild(
ui.NewText("Username",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(1, 0)
incoming.AddChild(wizard.imapUsername).
At(2, 0)
incoming.AddChild(ui.NewFill(' ')).
At(3, 0)
incoming.AddChild(
ui.NewText("Password",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(4, 0)
incoming.AddChild(wizard.imapPassword).
At(5, 0)
incoming.AddChild(ui.NewFill(' ')).
At(6, 0)
incoming.AddChild(
ui.NewText("Server address "+
"(e.g. 'mail.example.org' or 'mail.example.org:1313')",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(7, 0)
incoming.AddChild(wizard.imapServer).
At(8, 0)
incoming.AddChild(ui.NewFill(' ')).
At(9, 0)
incoming.AddChild(
ui.NewText("Connection mode",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(10, 0)
imapMode := NewSelector([]string{
"IMAP over SSL/TLS",
"IMAP with STARTTLS",
"Insecure IMAP",
}, 0, conf.Ui).Chooser(true).OnSelect(func(option string) {
switch option {
case "IMAP over SSL/TLS":
wizard.imapMode = IMAP_OVER_TLS
case "IMAP with STARTTLS":
wizard.imapMode = IMAP_STARTTLS
case "Insecure IMAP":
wizard.imapMode = IMAP_INSECURE
}
wizard.imapUri()
})
incoming.AddChild(imapMode).At(11, 0)
selector = NewSelector([]string{"Previous", "Next"}, 1, conf.Ui).
OnChoose(wizard.advance)
incoming.AddChild(ui.NewFill(' ')).At(12, 0)
incoming.AddChild(wizard.imapStr).At(13, 0)
incoming.AddChild(selector).At(14, 0)
wizard.incoming = []ui.Interactive{
wizard.imapUsername, wizard.imapPassword, wizard.imapServer,
imapMode, selector,
}
incoming.OnInvalidate(func(_ ui.Drawable) {
wizard.Invalidate()
})
outgoing := ui.NewGrid().Rows([]ui.GridSpec{
{ui.SIZE_EXACT, ui.Const(3)}, // Introduction
{ui.SIZE_EXACT, ui.Const(1)}, // Username (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Password (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Server (label)
{ui.SIZE_EXACT, ui.Const(1)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Connection mode (label)
{ui.SIZE_EXACT, ui.Const(2)}, // (input)
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Connection string
{ui.SIZE_EXACT, ui.Const(1)}, // Padding
{ui.SIZE_EXACT, ui.Const(1)}, // Copy to sent (label)
{ui.SIZE_EXACT, ui.Const(2)}, // (input)
{ui.SIZE_WEIGHT, ui.Const(1)},
}).Columns([]ui.GridSpec{
{ui.SIZE_WEIGHT, ui.Const(1)},
})
outgoing.AddChild(ui.NewText("\nConfigure outgoing mail (SMTP)",
conf.Ui.GetStyle(config.STYLE_DEFAULT)))
outgoing.AddChild(
ui.NewText("Username",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(1, 0)
outgoing.AddChild(wizard.smtpUsername).
At(2, 0)
outgoing.AddChild(ui.NewFill(' ')).
At(3, 0)
outgoing.AddChild(
ui.NewText("Password",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(4, 0)
outgoing.AddChild(wizard.smtpPassword).
At(5, 0)
outgoing.AddChild(ui.NewFill(' ')).
At(6, 0)
outgoing.AddChild(
ui.NewText("Server address "+
"(e.g. 'mail.example.org' or 'mail.example.org:1313')",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(7, 0)
outgoing.AddChild(wizard.smtpServer).
At(8, 0)
outgoing.AddChild(ui.NewFill(' ')).
At(9, 0)
outgoing.AddChild(
ui.NewText("Connection mode",
conf.Ui.GetStyle(config.STYLE_HEADER))).
At(10, 0)
smtpMode := NewSelector([]string{
"SMTP over SSL/TLS",
"SMTP with STARTTLS",
"Insecure SMTP",
}, 0, conf.Ui).Chooser(true).OnSelect(func(option string) {
switch option {
case "SMTP over SSL/TLS":
wizard.smtpMode = SMTP_OVER_TLS
case "SMTP with STARTTLS":
wizard.smtpMode = SMTP_STARTTLS
case "Insecure SMTP":
wizard.smtpMode = SMTP_INSECURE
}
wizard.smtpUri()
})
outgoing.AddChild(smtpMode).At(11, 0)
selector = NewSelector([]string{"Previous", "Next"}, 1, conf.Ui).
OnChoose(wizard.advance)
outgoing.AddChild(ui.NewFill(' ')).At(12, 0)
outgoing.AddChild(wizard.smtpStr).At(13, 0)
outgoing.AddChild(ui.NewFill(' ')).At(14, 0)
outgoing.AddChild(
ui.NewText("Copy sent messages to 'Sent' folder?",
conf.Ui.GetStyle(config.STYLE_HEADER))).At(15, 0)
copySent := NewSelector([]string{"Yes", "No"}, 0, conf.Ui).
Chooser(true).OnChoose(func(option string) {
switch option {
case "Yes":
wizard.copySent = true
case "No":
wizard.copySent = false
}
})
outgoing.AddChild(copySent).At(16, 0)
outgoing.AddChild(selector).At(17, 0)
wizard.outgoing = []ui.Interactive{
wizard.smtpUsername, wizard.smtpPassword, wizard.smtpServer,
smtpMode, copySent, selector,
}
outgoing.OnInvalidate(func(_ ui.Drawable) {
wizard.Invalidate()
})
complete := ui.NewGrid().Rows([]ui.GridSpec{
{ui.SIZE_EXACT, ui.Const(7)}, // Introduction
{ui.SIZE_WEIGHT, ui.Const(1)}, // Previous / Finish / Finish & open tutorial
}).Columns([]ui.GridSpec{
{ui.SIZE_WEIGHT, ui.Const(1)},
})
complete.AddChild(ui.NewText(
"\nConfiguration complete!\n\n"+
"You can go back and double check your settings, or choose 'Finish' to\n"+
"save your settings to accounts.conf.\n\n"+
"To add another account in the future, run ':new-account'.",
conf.Ui.GetStyle(config.STYLE_DEFAULT)))
selector = NewSelector([]string{
"Previous",
"Finish & open tutorial",
"Finish",
}, 1, conf.Ui).OnChoose(func(option string) {
switch option {
case "Previous":
wizard.advance("Previous")
case "Finish & open tutorial":
wizard.finish(true)
case "Finish":
wizard.finish(false)
}
})
complete.AddChild(selector).At(1, 0)
wizard.complete = []ui.Interactive{selector}
complete.OnInvalidate(func(_ ui.Drawable) {
wizard.Invalidate()
})
wizard.steps = []*ui.Grid{basics, incoming, outgoing, complete}
return wizard
}
func (wizard *AccountWizard) ConfigureTemporaryAccount(temporary bool) {
wizard.temporary = temporary
}
func (wizard *AccountWizard) errorFor(d ui.Interactive, err error) {
if d == nil {
wizard.aerc.PushError(" " + err.Error())
wizard.Invalidate()
return
}
for step, interactives := range [][]ui.Interactive{
wizard.basics,
wizard.incoming,
wizard.outgoing,
} {
for focus, item := range interactives {
if item == d {
wizard.Focus(false)
wizard.step = step
wizard.focus = focus
wizard.Focus(true)
wizard.aerc.PushError(" " + err.Error())
wizard.Invalidate()
return
}
}
}
}
func (wizard *AccountWizard) finish(tutorial bool) {
accountsConf := path.Join(xdg.ConfigHome(), "aerc", "accounts.conf")
// Validation
if wizard.accountName.String() == "" {
wizard.errorFor(wizard.accountName,
errors.New("Account name is required"))
return
}
if wizard.email.String() == "" {
wizard.errorFor(wizard.email,
errors.New("Email address is required"))
return
}
if wizard.fullName.String() == "" {
wizard.errorFor(wizard.fullName,
errors.New("Full name is required"))
return
}
if wizard.imapServer.String() == "" {
wizard.errorFor(wizard.imapServer,
errors.New("IMAP server is required"))
return
}
if wizard.imapServer.String() == "" {
wizard.errorFor(wizard.smtpServer,
errors.New("SMTP server is required"))
return
}
file, err := ini.Load(accountsConf)
if err != nil {
file = ini.Empty()
}
var sec *ini.Section
if sec, _ = file.GetSection(wizard.accountName.String()); sec != nil {
wizard.errorFor(wizard.accountName,
errors.New("An account by this name already exists"))
return
}
sec, _ = file.NewSection(wizard.accountName.String())
sec.NewKey("source", wizard.imapUrl.String())
sec.NewKey("outgoing", wizard.smtpUrl.String())
sec.NewKey("default", "INBOX")
if wizard.smtpMode == SMTP_STARTTLS {
sec.NewKey("smtp-starttls", "yes")
}
sec.NewKey("from", fmt.Sprintf("%s <%s>",
wizard.fullName.String(), wizard.email.String()))
if wizard.copySent {
sec.NewKey("copy-to", "Sent")
}
if !wizard.temporary {
f, err := os.OpenFile(accountsConf, os.O_WRONLY|os.O_CREATE, 0600)
if err != nil {
wizard.errorFor(nil, err)
return
}
if _, err = file.WriteTo(f); err != nil {
wizard.errorFor(nil, err)
return
}
}
account := config.AccountConfig{
Name: sec.Name(),
Default: "INBOX",
From: sec.Key("from").String(),
Source: sec.Key("source").String(),
Outgoing: sec.Key("outgoing").String(),
}
if wizard.smtpMode == SMTP_STARTTLS {
account.Params = map[string]string{
"smtp-starttls": "yes",
}
}
if wizard.copySent {
account.CopyTo = "Sent"
}
wizard.conf.Accounts = append(wizard.conf.Accounts, account)
view, err := NewAccountView(wizard.aerc, wizard.conf, &account,
wizard.aerc.logger, wizard.aerc)
if err != nil {
wizard.aerc.NewTab(errorScreen(err.Error(), wizard.conf.Ui),
account.Name)
return
}
wizard.aerc.accounts[account.Name] = view
wizard.aerc.NewTab(view, account.Name)
if tutorial {
name := "aerc-tutorial"
if _, err := os.Stat("./aerc-tutorial.7"); !os.IsNotExist(err) {
// For development
name = "./aerc-tutorial.7"
}
term, err := NewTerminal(exec.Command("man", name))
if err != nil {
wizard.errorFor(nil, err)
return
}
wizard.aerc.NewTab(term, "Tutorial")
term.OnClose = func(err error) {
wizard.aerc.RemoveTab(term)
if err != nil {
wizard.aerc.PushError(" " + err.Error())
}
}
}
wizard.aerc.RemoveTab(wizard)
}
func (wizard *AccountWizard) imapUri() url.URL {
host := wizard.imapServer.String()
user := wizard.imapUsername.String()
pass := wizard.imapPassword.String()
var scheme string
switch wizard.imapMode {
case IMAP_OVER_TLS:
scheme = "imaps"
case IMAP_STARTTLS:
scheme = "imap"
case IMAP_INSECURE:
scheme = "imap+insecure"
}
var (
userpass *url.Userinfo
userwopass *url.Userinfo
)
if pass == "" {
userpass = url.User(user)
userwopass = userpass
} else {
userpass = url.UserPassword(user, pass)
userwopass = url.UserPassword(user, strings.Repeat("*", len(pass)))
}
uri := url.URL{
Scheme: scheme,
Host: host,
User: userpass,
}
clean := url.URL{
Scheme: scheme,
Host: host,
User: userwopass,
}
wizard.imapStr.Text("Connection URL: " +
strings.ReplaceAll(clean.String(), "%2A", "*"))
wizard.imapUrl = uri
return uri
}
func (wizard *AccountWizard) smtpUri() url.URL {
host := wizard.smtpServer.String()
user := wizard.smtpUsername.String()
pass := wizard.smtpPassword.String()
var scheme string
switch wizard.smtpMode {
case SMTP_OVER_TLS:
scheme = "smtps+plain"
case SMTP_STARTTLS:
scheme = "smtp+plain"
case SMTP_INSECURE:
scheme = "smtp+plain"
}
var (
userpass *url.Userinfo
userwopass *url.Userinfo
)
if pass == "" {
userpass = url.User(user)
userwopass = userpass
} else {
userpass = url.UserPassword(user, pass)
userwopass = url.UserPassword(user, strings.Repeat("*", len(pass)))
}
uri := url.URL{
Scheme: scheme,
Host: host,
User: userpass,
}
clean := url.URL{
Scheme: scheme,
Host: host,
User: userwopass,
}
wizard.smtpStr.Text("Connection URL: " +
strings.ReplaceAll(clean.String(), "%2A", "*"))
wizard.smtpUrl = uri
return uri
}
func (wizard *AccountWizard) Invalidate() {
wizard.DoInvalidate(wizard)
}
func (wizard *AccountWizard) Draw(ctx *ui.Context) {
wizard.steps[wizard.step].Draw(ctx)
}
func (wizard *AccountWizard) getInteractive() []ui.Interactive {
switch wizard.step {
case CONFIGURE_BASICS:
return wizard.basics
case CONFIGURE_INCOMING:
return wizard.incoming
case CONFIGURE_OUTGOING:
return wizard.outgoing
case CONFIGURE_COMPLETE:
return wizard.complete
}
return nil
}
func (wizard *AccountWizard) advance(direction string) {
wizard.Focus(false)
if direction == "Next" && wizard.step < len(wizard.steps)-1 {
wizard.step++
}
if direction == "Previous" && wizard.step > 0 {
wizard.step--
}
wizard.focus = 0
wizard.Focus(true)
wizard.Invalidate()
}
func (wizard *AccountWizard) Focus(focus bool) {
if interactive := wizard.getInteractive(); interactive != nil {
interactive[wizard.focus].Focus(focus)
}
}
func (wizard *AccountWizard) Event(event tcell.Event) bool {
interactive := wizard.getInteractive()
switch event := event.(type) {
case *tcell.EventKey:
switch event.Key() {
case tcell.KeyUp:
fallthrough
case tcell.KeyBacktab:
fallthrough
case tcell.KeyCtrlK:
if interactive != nil {
interactive[wizard.focus].Focus(false)
wizard.focus--
if wizard.focus < 0 {
wizard.focus = len(interactive) - 1
}
interactive[wizard.focus].Focus(true)
}
wizard.Invalidate()
return true
case tcell.KeyDown:
fallthrough
case tcell.KeyTab:
fallthrough
case tcell.KeyCtrlJ:
if interactive != nil {
interactive[wizard.focus].Focus(false)
wizard.focus++
if wizard.focus >= len(interactive) {
wizard.focus = 0
}
interactive[wizard.focus].Focus(true)
}
wizard.Invalidate()
return true
}
}
if interactive != nil {
return interactive[wizard.focus].Event(event)
}
return false
}
func getSRV(host string, services []string) (string, string) {
var hostport, srv string
for _, srv = range services {
_, addrs, err := net.LookupSRV(srv, "tcp", host)
if err != nil {
continue
}
if addrs[0].Target != "" && addrs[0].Port > 0 {
hostport = net.JoinHostPort(
strings.TrimSuffix(addrs[0].Target, "."),
strconv.Itoa(int(addrs[0].Port)))
break
}
}
return hostport, srv
}