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("").Prompt("> "), aerc: aerc, conf: conf, temporary: false, copySent: true, email: ui.NewTextInput("").Prompt("> "), fullName: ui.NewTextInput("").Prompt("> "), imapPassword: ui.NewTextInput("").Prompt("] ").Password(true), imapServer: ui.NewTextInput("").Prompt("> "), imapStr: ui.NewText("imaps://"), imapUsername: ui.NewTextInput("").Prompt("> "), smtpPassword: ui.NewTextInput("").Prompt("] ").Password(true), smtpServer: ui.NewTextInput("").Prompt("> "), smtpStr: ui.NewText("smtps://"), smtpUsername: ui.NewTextInput("").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, 8}, // Introduction {ui.SIZE_EXACT, 1}, // Account name (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Full name (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Email address (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_WEIGHT, 1}, }).Columns([]ui.GridSpec{ {ui.SIZE_WEIGHT, 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>.")) basics.AddChild( ui.NewText("Name for this account? (e.g. 'Personal' or 'Work')"). Bold(true)). 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')"). Bold(true)). 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')").Bold(true)). At(7, 0) basics.AddChild(wizard.email). At(8, 0) selecter := NewSelecter([]string{"Next"}, 0). 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(selecter).At(9, 0) wizard.basics = []ui.Interactive{ wizard.accountName, wizard.fullName, wizard.email, selecter, } basics.OnInvalidate(func(_ ui.Drawable) { wizard.Invalidate() }) incoming := ui.NewGrid().Rows([]ui.GridSpec{ {ui.SIZE_EXACT, 3}, // Introduction {ui.SIZE_EXACT, 1}, // Username (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Password (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Server (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Connection mode (label) {ui.SIZE_EXACT, 2}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Connection string {ui.SIZE_WEIGHT, 1}, }).Columns([]ui.GridSpec{ {ui.SIZE_WEIGHT, 1}, }) incoming.AddChild(ui.NewText("\nConfigure incoming mail (IMAP)")) incoming.AddChild( ui.NewText("Username").Bold(true)). At(1, 0) incoming.AddChild(wizard.imapUsername). At(2, 0) incoming.AddChild(ui.NewFill(' ')). At(3, 0) incoming.AddChild( ui.NewText("Password").Bold(true)). 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')").Bold(true)). At(7, 0) incoming.AddChild(wizard.imapServer). At(8, 0) incoming.AddChild(ui.NewFill(' ')). At(9, 0) incoming.AddChild( ui.NewText("Connection mode").Bold(true)). At(10, 0) imapMode := NewSelecter([]string{ "IMAP over SSL/TLS", "IMAP with STARTTLS", "Insecure IMAP", }, 0).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) selecter = NewSelecter([]string{"Previous", "Next"}, 1). OnChoose(wizard.advance) incoming.AddChild(ui.NewFill(' ')).At(12, 0) incoming.AddChild(wizard.imapStr).At(13, 0) incoming.AddChild(selecter).At(14, 0) wizard.incoming = []ui.Interactive{ wizard.imapUsername, wizard.imapPassword, wizard.imapServer, imapMode, selecter, } incoming.OnInvalidate(func(_ ui.Drawable) { wizard.Invalidate() }) outgoing := ui.NewGrid().Rows([]ui.GridSpec{ {ui.SIZE_EXACT, 3}, // Introduction {ui.SIZE_EXACT, 1}, // Username (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Password (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Server (label) {ui.SIZE_EXACT, 1}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Connection mode (label) {ui.SIZE_EXACT, 2}, // (input) {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Connection string {ui.SIZE_EXACT, 1}, // Padding {ui.SIZE_EXACT, 1}, // Copy to sent (label) {ui.SIZE_EXACT, 2}, // (input) {ui.SIZE_WEIGHT, 1}, }).Columns([]ui.GridSpec{ {ui.SIZE_WEIGHT, 1}, }) outgoing.AddChild(ui.NewText("\nConfigure outgoing mail (SMTP)")) outgoing.AddChild( ui.NewText("Username").Bold(true)). At(1, 0) outgoing.AddChild(wizard.smtpUsername). At(2, 0) outgoing.AddChild(ui.NewFill(' ')). At(3, 0) outgoing.AddChild( ui.NewText("Password").Bold(true)). 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')").Bold(true)). At(7, 0) outgoing.AddChild(wizard.smtpServer). At(8, 0) outgoing.AddChild(ui.NewFill(' ')). At(9, 0) outgoing.AddChild( ui.NewText("Connection mode").Bold(true)). At(10, 0) smtpMode := NewSelecter([]string{ "SMTP over SSL/TLS", "SMTP with STARTTLS", "Insecure SMTP", }, 0).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) selecter = NewSelecter([]string{"Previous", "Next"}, 1). 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?").Bold(true)). At(15, 0) copySent := NewSelecter([]string{"Yes", "No"}, 0). 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(selecter).At(17, 0) wizard.outgoing = []ui.Interactive{ wizard.smtpUsername, wizard.smtpPassword, wizard.smtpServer, smtpMode, copySent, selecter, } outgoing.OnInvalidate(func(_ ui.Drawable) { wizard.Invalidate() }) complete := ui.NewGrid().Rows([]ui.GridSpec{ {ui.SIZE_EXACT, 7}, // Introduction {ui.SIZE_WEIGHT, 1}, // Previous / Finish / Finish & open tutorial }).Columns([]ui.GridSpec{ {ui.SIZE_WEIGHT, 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'.")) selecter = NewSelecter([]string{ "Previous", "Finish & open tutorial", "Finish", }, 1).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(selecter).At(1, 0) wizard.complete = []ui.Interactive{selecter} 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 := NewAccountView(wizard.aerc, wizard.conf, &account, wizard.aerc.logger, wizard.aerc) 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 }