patch of appview: tangled pds signup flow · round #0 · pull #357 · tangled.org/core

+12

appview/config/config.go

···

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       	DB       int    `env:"DB, default=0"`

     

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       }

     

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       +
       type PdsConfig struct {

     

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       +
       	Host        string `env:"HOST, default=https://tngl.sh"`

     

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       	AdminSecret string `env:"ADMIN_SECRET"`

     

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       }

     

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       +
       

     

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       +
       type Cloudflare struct {

     

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       +
       	ApiToken string `env:"API_TOKEN"`

     

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       	ZoneId   string `env:"ZONE_ID"`

     

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       }

     

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       func (cfg RedisConfig) ToURL() string {

     

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       	u := &url.URL{

     

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       		Scheme: "redis",

     
···

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       	Avatar        AvatarConfig    `env:",prefix=TANGLED_AVATAR_"`

     

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       	OAuth         OAuthConfig     `env:",prefix=TANGLED_OAUTH_"`

     

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       	Redis         RedisConfig     `env:",prefix=TANGLED_REDIS_"`

     

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       +
       	Pds           PdsConfig       `env:",prefix=TANGLED_PDS_"`

     

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       	Cloudflare    Cloudflare      `env:",prefix=TANGLED_CLOUDFLARE_"`

     

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       }

     

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       func LoadConfig(ctx context.Context) (*Config, error) {

appview/db/db.go

···

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       			unique(repo_at, ref, language)

     

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       		);

     

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       +
       		create table if not exists signups_inflight (

     

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       +
       			id integer primary key autoincrement,

     

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       +
       			email text not null unique,

     

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       +
       			invite_code text not null,

     

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       +
       			created text not null default (strftime('%Y-%m-%dT%H:%M:%SZ', 'now'))

     

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       +
       		);

     

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       +
       

     

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       		create table if not exists migrations (

     

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       			id integer primary key autoincrement,

     

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       			name text unique

+16 -2

appview/db/email.go

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       	query := `

     

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       		select email, did

     

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       		from emails

     

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       -
       		where 

     

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       -
       			verified = ? 

     

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       +
       		where

     

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       			verified = ?

     

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       			and email in (` + strings.Join(placeholders, ",") + `)

     

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       	`

     

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···

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       	return count > 0, nil

     

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       }

     

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       +
       func CheckEmailExistsAtAll(e Execer, email string) (bool, error) {

     

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       	query := `

     

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       		select count(*)

     

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       		from emails

     

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       		where email = ?

     

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       +
       	`

     

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       	var count int

     

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       	err := e.QueryRow(query, email).Scan(&count)

     

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       	if err != nil {

     

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       		return false, err

     

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       	}

     

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       	return count > 0, nil

     

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       +
       }

     

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       +
       

     

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       func CheckValidVerificationCode(e Execer, did string, email string, code string) (bool, error) {

     

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       	query := `

     

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       		select count(*)

+29

appview/db/signup.go

···

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       +
       package db

     

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       +
       

     

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       import "time"

     

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       +
       

     

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       type InflightSignup struct {

     

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       	Id         int64

     

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       	Email      string

     

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       	InviteCode string

     

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       	Created    time.Time

     

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       +
       }

     

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       +
       

     

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       func AddInflightSignup(e Execer, signup InflightSignup) error {

     

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       	query := `insert into signups_inflight (email, invite_code) values (?, ?)`

     

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       	_, err := e.Exec(query, signup.Email, signup.InviteCode)

     

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       	return err

     

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       }

     

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       +
       

     

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       func DeleteInflightSignup(e Execer, email string) error {

     

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       	query := `delete from signups_inflight where email = ?`

     

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       	_, err := e.Exec(query, email)

     

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       	return err

     

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       }

     

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       +
       

     

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       func GetEmailForCode(e Execer, inviteCode string) (string, error) {

     

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       	query := `select email from signups_inflight where invite_code = ?`

     

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       	var email string

     

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       	err := e.QueryRow(query, inviteCode).Scan(&email)

     

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       	return email, err

     

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       }

+53

appview/dns/cloudflare.go

···

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       package dns

     

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       +
       

     

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       import (

     

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       	"context"

     

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       	"fmt"

     

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       	"github.com/cloudflare/cloudflare-go"

     

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       	"tangled.sh/tangled.sh/core/appview/config"

     

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       )

     

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       type Record struct {

     

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       	Type    string

     

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       	Name    string

     

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       	Content string

     

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       	TTL     int

     

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       	Proxied bool

     

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       }

     

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       +
       

     

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       type Cloudflare struct {

     

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       	api  *cloudflare.API

     

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       	zone string

     

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       }

     

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       func NewCloudflare(c *config.Config) (*Cloudflare, error) {

     

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       	apiToken := c.Cloudflare.ApiToken

     

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       	api, err := cloudflare.NewWithAPIToken(apiToken)

     

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       	if err != nil {

     

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       		return nil, err

     

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       	}

     

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       	return &Cloudflare{api: api, zone: c.Cloudflare.ZoneId}, nil

     

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       }

     

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       func (cf *Cloudflare) CreateDNSRecord(ctx context.Context, record Record) error {

     

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       	_, err := cf.api.CreateDNSRecord(ctx, cloudflare.ZoneIdentifier(cf.zone), cloudflare.CreateDNSRecordParams{

     

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       		Type:    record.Type,

     

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       		Name:    record.Name,

     

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       		Content: record.Content,

     

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       		TTL:     record.TTL,

     

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       		Proxied: &record.Proxied,

     

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       +
       	})

     

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       	if err != nil {

     

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       		return fmt.Errorf("failed to create DNS record: %w", err)

     

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       	}

     

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       +
       	return nil

     

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       +
       }

     

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       +
       

     

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       +
       func (cf *Cloudflare) DeleteDNSRecord(ctx context.Context, recordID string) error {

     

       48
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       +
       	err := cf.api.DeleteDNSRecord(ctx, cloudflare.ZoneIdentifier(cf.zone), recordID)

     

       49
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       +
       	if err != nil {

     

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       		return fmt.Errorf("failed to delete DNS record: %w", err)

     

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       	}

     

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       	return nil

     

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       +
       }

appview/pages/pages.go

···

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       	return p.executePlain("user/login", w, params)

     

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       }

     

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       type SignupParams struct{}

     

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       func (p *Pages) CompleteSignup(w io.Writer, params SignupParams) error {

     

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       +
       	return p.executePlain("user/completeSignup", w, params)

     

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       +
       }

     

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       +
       

     

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       type TimelineParams struct {

     

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       	LoggedInUser *oauth.User

     

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       	Timeline     []db.TimelineEvent

+104

appview/pages/templates/user/completeSignup.html

···

       1
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       +
       {{ define "user/completeSignup" }}

     

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           <!doctype html>

     

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           <html lang="en" class="dark:bg-gray-900">

     

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               <head>

     

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                   <meta charset="UTF-8" />

     

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                   <meta

     

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                       name="viewport"

     

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                       content="width=device-width, initial-scale=1.0"

     

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                   />

     

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                   <meta

     

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                       property="og:title"

     

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                       content="complete signup · tangled"

     

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                   />

     

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                   <meta

     

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                       property="og:url"

     

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                       content="https://tangled.sh/complete-signup"

     

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                   />

     

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                   <meta

     

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                       property="og:description"

     

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                       content="complete your signup for tangled"

     

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                   />

     

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                   <script src="/static/htmx.min.js"></script>

     

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                   <link

     

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                       rel="stylesheet"

     

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                       href="/static/tw.css?{{ cssContentHash }}"

     

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                       type="text/css"

     

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                   />

     

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                   <title>complete signup &middot; tangled</title>

     

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               </head>

     

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               <body class="flex items-center justify-center min-h-screen">

     

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                   <main class="max-w-md px-6 -mt-4">

     

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                       <h1

     

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                           class="text-center text-2xl font-semibold italic dark:text-white"

     

       34
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                       >

     

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                           tangled

     

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                       </h1>

     

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                       <h2 class="text-center text-xl italic dark:text-white">

     

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                           tightly-knit social coding.

     

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                       </h2>

     

       40
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                       <form

     

       41
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       +
                           class="mt-4 max-w-sm mx-auto"

     

       42
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                           hx-post="/signup/complete"

     

       43
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                           hx-swap="none"

     

       44
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                           hx-disabled-elt="#complete-signup-button"

     

       45
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       +
                       >

     

       46
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       +
                           <div class="flex flex-col">

     

       47
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       +
                               <label for="code">verification code</label>

     

       48
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       +
                               <input

     

       49
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       +
                                   type="text"

     

       50
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       +
                                   id="code"

     

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       +
                                   name="code"

     

       52
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       +
                                   tabindex="1"

     

       53
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       +
                                   required

     

       54
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       +
                                   placeholder="pds-tngl-sh-foo-bar"

     

       55
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       +
                               />

     

       56
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       +
                               <span class="text-sm text-gray-500 mt-1">

     

       57
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       +
                                   Enter the code sent to your email.

     

       58
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       +
                               </span>

     

       59
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       +
                           </div>

     

       60
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       +
       

     

       61
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       +
                           <div class="flex flex-col mt-4">

     

       62
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       +
                               <label for="username">desired username</label>

     

       63
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       +
                               <input

     

       64
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       +
                                   type="text"

     

       65
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       +
                                   id="username"

     

       66
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       +
                                   name="username"

     

       67
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       +
                                   tabindex="2"

     

       68
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       +
                                   required

     

       69
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       +
                                   placeholder="jason"

     

       70
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       +
                               />

     

       71
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       +
                               <span class="text-sm text-gray-500 mt-1">

     

       72
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       +
                                   Your complete handle will be of the form <code>user.tngl.sh</code>.

     

       73
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       +
                               </span>

     

       74
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       +
                           </div>

     

       75
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       +
       

     

       76
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       +
                           <div class="flex flex-col mt-4">

     

       77
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       +
                               <label for="password">password</label>

     

       78
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       +
                               <input

     

       79
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       +
                                   type="password"

     

       80
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       +
                                   id="password"

     

       81
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       +
                                   name="password"

     

       82
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       +
                                   tabindex="3"

     

       83
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       +
                                   required

     

       84
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       +
                               />

     

       85
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       +
                               <span class="text-sm text-gray-500 mt-1">

     

       86
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       +
                                   Choose a strong password for your account.

     

       87
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       +
                               </span>

     

       88
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       +
                           </div>

     

       89
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       +
       

     

       90
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       +
                           <button

     

       91
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       +
                               class="btn-create w-full my-2 mt-6"

     

       92
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       +
                               type="submit"

     

       93
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       +
                               id="complete-signup-button"

     

       94
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       +
                               tabindex="4"

     

       95
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       +
                           >

     

       96
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       +
                               <span>complete signup</span>

     

       97
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       +
                           </button>

     

       98
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       +
                       </form>

     

       99
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       +
                       <p id="signup-error" class="error w-full"></p>

     

       100
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       +
                       <p id="signup-msg" class="dark:text-white w-full"></p>

     

       101
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       +
                   </main>

     

       102
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       +
               </body>

     

       103
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       +
           </html>

     

       104
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       +
       {{ end }}

+54 -7

appview/pages/templates/user/login.html

···

       17
       17
        
                   />

     

       18
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                   <meta

     

       19
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                       property="og:description"

     

       20
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       -
                       content="login to tangled"

     

       20
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       +
                       content="login to or sign up for tangled"

     

       21
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                   />

     

       22
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                   <script src="/static/htmx.min.js"></script>

     

       23
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                   <link

     
···

       25
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                       href="/static/tw.css?{{ cssContentHash }}"

     

       26
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                       type="text/css"

     

       27
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                   />

     

       28
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       -
                   <title>login &middot; tangled</title>

     

       28
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       +
                   <title>login or sign up &middot; tangled</title>

     

       29
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               </head>

     

       30
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               <body class="flex items-center justify-center min-h-screen">

     

       31
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                   <main class="max-w-md px-6 -mt-4">

     
···

       51
       51
        
                                   name="handle"

     

       52
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                                   tabindex="1"

     

       53
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                                   required

     

       54
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       +
                                   placeholder="foo.tngl.sh"

     

       54
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                               />

     

       55
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                               <span class="text-sm text-gray-500 mt-1">

     

       56
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       -
                                   Use your

     

       57
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       -
                                   <a href="https://bsky.app">Bluesky</a> handle to log

     

       58
       58
       -
                                   in. You will then be redirected to your PDS to

     

       59
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       -
                                   complete authentication.

     

       57
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       +
                                   Use your <a href="https://atproto.com">ATProto</a>

     

       58
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       +
                                   handle to log in. If you're unsure, this is likely

     

       59
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       +
                                   your Tangled (<code>.tngl.sh</code>) or <a href="https://bsky.app">Bluesky</a> (<code>.bsky.social</code>) account.

     

       60
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                               </span>

     

       61
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                           </div>

     

       62
       62
        
       

     
···

       69
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                               <span>login</span>

     

       70
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                           </button>

     

       71
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                       </form>

     

       72
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       -
                       <p class="text-sm text-gray-500">

     

       72
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       +
                       <hr class="my-4">

     

       73
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       +
                       <p class="text-sm text-gray-500 mt-4">

     

       74
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       +
                           Alternatively, you may create an account on Tangled below. You will

     

       75
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       +
                           get a <code>user.tngl.sh</code> handle.

     

       76
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       +
                       </p>

     

       77
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       +
       

     

       78
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       +
                       <details class="group">

     

       79
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       +
       

     

       80
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       +
                           <summary

     

       81
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       +
                               class="btn cursor-pointer w-full mt-4 flex items-center justify-center gap-2"

     

       82
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       +
                           >

     

       83
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       +
                               create an account

     

       84
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       +
       

     

       85
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       +
                               <div class="group-open:hidden flex">{{ i "arrow-right" "w-4 h-4" }}</div>

     

       86
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       +
                               <div class="hidden group-open:flex">{{ i "arrow-down" "w-4 h-4" }}</div>

     

       87
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       +
                           </summary>

     

       88
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       +
                           <form

     

       89
       89
       +
                               class="mt-4 max-w-sm mx-auto"

     

       90
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       +
                               hx-post="/signup"

     

       91
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       +
                               hx-swap="none"

     

       92
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       +
                               hx-disabled-elt="#signup-button"

     

       93
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       +
                           >

     

       94
       94
       +
                               <div class="flex flex-col mt-2">

     

       95
       95
       +
                                   <label for="email">email</label>

     

       96
       96
       +
                                   <input

     

       97
       97
       +
                                       type="email"

     

       98
       98
       +
                                       id="email"

     

       99
       99
       +
                                       name="email"

     

       100
       100
       +
                                       tabindex="4"

     

       101
       101
       +
                                       required

     

       102
       102
       +
                                       placeholder="jason@bourne.co"

     

       103
       103
       +
                                   />

     

       104
       104
       +
                               </div>

     

       105
       105
       +
                               <span class="text-sm text-gray-500 mt-1">

     

       106
       106
       +
                               You will receive an email with a code. Enter that, along with your

     

       107
       107
       +
                               desired username and password in the next page to complete your registration.

     

       108
       108
       +
                               </span>

     

       109
       109
       +
                               <button

     

       110
       110
       +
                                   class="btn w-full my-2 mt-6"

     

       111
       111
       +
                                   type="submit"

     

       112
       112
       +
                                   id="signup-button"

     

       113
       113
       +
                                   tabindex="7"

     

       114
       114
       +
                               >

     

       115
       115
       +
                                   <span>sign up</span>

     

       116
       116
       +
                               </button>

     

       117
       117
       +
                           </form>

     

       118
       118
       +
                       </details>

     

       119
       119
       +
                       <p class="text-sm text-gray-500 mt-6">

     

       73
       120
        
                           Join our <a href="https://chat.tangled.sh">Discord</a> or

     

       74
       121
        
                           IRC channel:

     

       75
       122
        
                           <a href="https://web.libera.chat/#tangled"

+104

appview/signup/requests.go

···

       1
       1
       +
       package signup

     

       2
       2
       +
       

     

       3
       3
       +
       // We have this extra code here for now since the xrpcclient package

     

       4
       4
       +
       // only supports OAuth'd requests; these are unauthenticated or use PDS admin auth.

     

       5
       5
       +
       

     

       6
       6
       +
       import (

     

       7
       7
       +
       	"bytes"

     

       8
       8
       +
       	"encoding/json"

     

       9
       9
       +
       	"fmt"

     

       10
       10
       +
       	"io"

     

       11
       11
       +
       	"net/http"

     

       12
       12
       +
       	"net/url"

     

       13
       13
       +
       )

     

       14
       14
       +
       

     

       15
       15
       +
       // makePdsRequest is a helper method to make requests to the PDS service

     

       16
       16
       +
       func (s *Signup) makePdsRequest(method, endpoint string, body interface{}, useAuth bool) (*http.Response, error) {

     

       17
       17
       +
       	jsonData, err := json.Marshal(body)

     

       18
       18
       +
       	if err != nil {

     

       19
       19
       +
       		return nil, err

     

       20
       20
       +
       	}

     

       21
       21
       +
       

     

       22
       22
       +
       	url := fmt.Sprintf("%s/xrpc/%s", s.config.Pds.Host, endpoint)

     

       23
       23
       +
       	req, err := http.NewRequest(method, url, bytes.NewBuffer(jsonData))

     

       24
       24
       +
       	if err != nil {

     

       25
       25
       +
       		return nil, err

     

       26
       26
       +
       	}

     

       27
       27
       +
       

     

       28
       28
       +
       	req.Header.Set("Content-Type", "application/json")

     

       29
       29
       +
       

     

       30
       30
       +
       	if useAuth {

     

       31
       31
       +
       		req.SetBasicAuth("admin", s.config.Pds.AdminSecret)

     

       32
       32
       +
       	}

     

       33
       33
       +
       

     

       34
       34
       +
       	return http.DefaultClient.Do(req)

     

       35
       35
       +
       }

     

       36
       36
       +
       

     

       37
       37
       +
       // handlePdsError processes error responses from the PDS service

     

       38
       38
       +
       func (s *Signup) handlePdsError(resp *http.Response, action string) error {

     

       39
       39
       +
       	var errorResp struct {

     

       40
       40
       +
       		Error   string `json:"error"`

     

       41
       41
       +
       		Message string `json:"message"`

     

       42
       42
       +
       	}

     

       43
       43
       +
       

     

       44
       44
       +
       	respBody, _ := io.ReadAll(resp.Body)

     

       45
       45
       +
       	if err := json.Unmarshal(respBody, &errorResp); err == nil && errorResp.Message != "" {

     

       46
       46
       +
       		return fmt.Errorf("Failed to %s: %s - %s.", action, errorResp.Error, errorResp.Message)

     

       47
       47
       +
       	}

     

       48
       48
       +
       

     

       49
       49
       +
       	// Fallback if we couldn't parse the error

     

       50
       50
       +
       	return fmt.Errorf("failed to %s, status code: %d", action, resp.StatusCode)

     

       51
       51
       +
       }

     

       52
       52
       +
       

     

       53
       53
       +
       func (s *Signup) inviteCodeRequest() (string, error) {

     

       54
       54
       +
       	body := map[string]any{"useCount": 1}

     

       55
       55
       +
       

     

       56
       56
       +
       	resp, err := s.makePdsRequest("POST", "com.atproto.server.createInviteCode", body, true)

     

       57
       57
       +
       	if err != nil {

     

       58
       58
       +
       		return "", err

     

       59
       59
       +
       	}

     

       60
       60
       +
       	defer resp.Body.Close()

     

       61
       61
       +
       

     

       62
       62
       +
       	if resp.StatusCode != http.StatusOK {

     

       63
       63
       +
       		return "", s.handlePdsError(resp, "create invite code")

     

       64
       64
       +
       	}

     

       65
       65
       +
       

     

       66
       66
       +
       	var result map[string]string

     

       67
       67
       +
       	json.NewDecoder(resp.Body).Decode(&result)

     

       68
       68
       +
       	return result["code"], nil

     

       69
       69
       +
       }

     

       70
       70
       +
       

     

       71
       71
       +
       func (s *Signup) createAccountRequest(username, password, email, code string) (string, error) {

     

       72
       72
       +
       	parsedURL, err := url.Parse(s.config.Pds.Host)

     

       73
       73
       +
       	if err != nil {

     

       74
       74
       +
       		return "", fmt.Errorf("invalid PDS host URL: %w", err)

     

       75
       75
       +
       	}

     

       76
       76
       +
       

     

       77
       77
       +
       	pdsDomain := parsedURL.Hostname()

     

       78
       78
       +
       

     

       79
       79
       +
       	body := map[string]string{

     

       80
       80
       +
       		"email":      email,

     

       81
       81
       +
       		"handle":     fmt.Sprintf("%s.%s", username, pdsDomain),

     

       82
       82
       +
       		"password":   password,

     

       83
       83
       +
       		"inviteCode": code,

     

       84
       84
       +
       	}

     

       85
       85
       +
       

     

       86
       86
       +
       	resp, err := s.makePdsRequest("POST", "com.atproto.server.createAccount", body, false)

     

       87
       87
       +
       	if err != nil {

     

       88
       88
       +
       		return "", err

     

       89
       89
       +
       	}

     

       90
       90
       +
       	defer resp.Body.Close()

     

       91
       91
       +
       

     

       92
       92
       +
       	if resp.StatusCode != http.StatusOK {

     

       93
       93
       +
       		return "", s.handlePdsError(resp, "create account")

     

       94
       94
       +
       	}

     

       95
       95
       +
       

     

       96
       96
       +
       	var result struct {

     

       97
       97
       +
       		DID string `json:"did"`

     

       98
       98
       +
       	}

     

       99
       99
       +
       	if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {

     

       100
       100
       +
       		return "", fmt.Errorf("failed to decode create account response: %w", err)

     

       101
       101
       +
       	}

     

       102
       102
       +
       

     

       103
       103
       +
       	return result.DID, nil

     

       104
       104
       +
       }

+173

appview/signup/signup.go

···

       1
       1
       +
       package signup

     

       2
       2
       +
       

     

       3
       3
       +
       import (

     

       4
       4
       +
       	"fmt"

     

       5
       5
       +
       	"log/slog"

     

       6
       6
       +
       	"net/http"

     

       7
       7
       +
       

     

       8
       8
       +
       	"github.com/go-chi/chi/v5"

     

       9
       9
       +
       	"github.com/posthog/posthog-go"

     

       10
       10
       +
       	"tangled.sh/tangled.sh/core/appview/config"

     

       11
       11
       +
       	"tangled.sh/tangled.sh/core/appview/db"

     

       12
       12
       +
       	"tangled.sh/tangled.sh/core/appview/dns"

     

       13
       13
       +
       	"tangled.sh/tangled.sh/core/appview/email"

     

       14
       14
       +
       	"tangled.sh/tangled.sh/core/appview/idresolver"

     

       15
       15
       +
       	"tangled.sh/tangled.sh/core/appview/pages"

     

       16
       16
       +
       	"tangled.sh/tangled.sh/core/appview/state/userutil"

     

       17
       17
       +
       	"tangled.sh/tangled.sh/core/appview/xrpcclient"

     

       18
       18
       +
       )

     

       19
       19
       +
       

     

       20
       20
       +
       type Signup struct {

     

       21
       21
       +
       	config     *config.Config

     

       22
       22
       +
       	db         *db.DB

     

       23
       23
       +
       	cf         *dns.Cloudflare

     

       24
       24
       +
       	posthog    posthog.Client

     

       25
       25
       +
       	xrpc       *xrpcclient.Client

     

       26
       26
       +
       	idResolver *idresolver.Resolver

     

       27
       27
       +
       	pages      *pages.Pages

     

       28
       28
       +
       	l          *slog.Logger

     

       29
       29
       +
       }

     

       30
       30
       +
       

     

       31
       31
       +
       func New(cfg *config.Config, cf *dns.Cloudflare, database *db.DB, pc posthog.Client, idResolver *idresolver.Resolver, pages *pages.Pages, l *slog.Logger) *Signup {

     

       32
       32
       +
       	return &Signup{

     

       33
       33
       +
       		config:     cfg,

     

       34
       34
       +
       		db:         database,

     

       35
       35
       +
       		cf:         cf,

     

       36
       36
       +
       		posthog:    pc,

     

       37
       37
       +
       		idResolver: idResolver,

     

       38
       38
       +
       		pages:      pages,

     

       39
       39
       +
       		l:          l,

     

       40
       40
       +
       	}

     

       41
       41
       +
       }

     

       42
       42
       +
       

     

       43
       43
       +
       func (s *Signup) Router() http.Handler {

     

       44
       44
       +
       	r := chi.NewRouter()

     

       45
       45
       +
       	r.Post("/", s.signup)

     

       46
       46
       +
       	r.Get("/complete", s.complete)

     

       47
       47
       +
       	r.Post("/complete", s.complete)

     

       48
       48
       +
       

     

       49
       49
       +
       	return r

     

       50
       50
       +
       }

     

       51
       51
       +
       

     

       52
       52
       +
       func (s *Signup) signup(w http.ResponseWriter, r *http.Request) {

     

       53
       53
       +
       	emailId := r.FormValue("email")

     

       54
       54
       +
       

     

       55
       55
       +
       	if !email.IsValidEmail(emailId) {

     

       56
       56
       +
       		s.pages.Notice(w, "login-msg", "Invalid email address.")

     

       57
       57
       +
       		return

     

       58
       58
       +
       	}

     

       59
       59
       +
       

     

       60
       60
       +
       	exists, err := db.CheckEmailExistsAtAll(s.db, emailId)

     

       61
       61
       +
       	if err != nil {

     

       62
       62
       +
       		s.l.Error("failed to check email existence", "error", err)

     

       63
       63
       +
       		s.pages.Notice(w, "login-msg", "Failed to complete signup. Try again later.")

     

       64
       64
       +
       		return

     

       65
       65
       +
       	}

     

       66
       66
       +
       	if exists {

     

       67
       67
       +
       		s.pages.Notice(w, "login-msg", "Email already exists.")

     

       68
       68
       +
       		return

     

       69
       69
       +
       	}

     

       70
       70
       +
       

     

       71
       71
       +
       	code, err := s.inviteCodeRequest()

     

       72
       72
       +
       	if err != nil {

     

       73
       73
       +
       		s.l.Error("failed to create invite code", "error", err)

     

       74
       74
       +
       		s.pages.Notice(w, "login-msg", "Failed to create invite code.")

     

       75
       75
       +
       		return

     

       76
       76
       +
       	}

     

       77
       77
       +
       

     

       78
       78
       +
       	em := email.Email{

     

       79
       79
       +
       		APIKey:  s.config.Resend.ApiKey,

     

       80
       80
       +
       		From:    s.config.Resend.SentFrom,

     

       81
       81
       +
       		To:      emailId,

     

       82
       82
       +
       		Subject: "Verify your Tangled account",

     

       83
       83
       +
       		Text: `Copy and paste this code below to verify your account on Tangled.

     

       84
       84
       +
       		` + code,

     

       85
       85
       +
       		Html: `<p>Copy and paste this code below to verify your account on Tangled.</p>

     

       86
       86
       +
       <p><code>` + code + `</code></p>`,

     

       87
       87
       +
       	}

     

       88
       88
       +
       

     

       89
       89
       +
       	err = email.SendEmail(em)

     

       90
       90
       +
       	if err != nil {

     

       91
       91
       +
       		s.l.Error("failed to send email", "error", err)

     

       92
       92
       +
       		s.pages.Notice(w, "login-msg", "Failed to send email.")

     

       93
       93
       +
       		return

     

       94
       94
       +
       	}

     

       95
       95
       +
       	err = db.AddInflightSignup(s.db, db.InflightSignup{

     

       96
       96
       +
       		Email:      emailId,

     

       97
       97
       +
       		InviteCode: code,

     

       98
       98
       +
       	})

     

       99
       99
       +
       	if err != nil {

     

       100
       100
       +
       		s.l.Error("failed to add inflight signup", "error", err)

     

       101
       101
       +
       		s.pages.Notice(w, "login-msg", "Failed to complete sign up. Try again later.")

     

       102
       102
       +
       		return

     

       103
       103
       +
       	}

     

       104
       104
       +
       

     

       105
       105
       +
       	s.pages.HxRedirect(w, "/signup/complete")

     

       106
       106
       +
       }

     

       107
       107
       +
       

     

       108
       108
       +
       func (s *Signup) complete(w http.ResponseWriter, r *http.Request) {

     

       109
       109
       +
       	switch r.Method {

     

       110
       110
       +
       	case http.MethodGet:

     

       111
       111
       +
       		s.pages.CompleteSignup(w, pages.SignupParams{})

     

       112
       112
       +
       	case http.MethodPost:

     

       113
       113
       +
       		username := r.FormValue("username")

     

       114
       114
       +
       		password := r.FormValue("password")

     

       115
       115
       +
       		code := r.FormValue("code")

     

       116
       116
       +
       

     

       117
       117
       +
       		if !userutil.IsValidSubdomain(username) {

     

       118
       118
       +
       			s.pages.Notice(w, "signup-error", "Invalid username. Username must be 4–63 characters, lowercase letters, digits, or hyphens, and can't start or end with a hyphen.")

     

       119
       119
       +
       			return

     

       120
       120
       +
       		}

     

       121
       121
       +
       

     

       122
       122
       +
       		email, err := db.GetEmailForCode(s.db, code)

     

       123
       123
       +
       		if err != nil {

     

       124
       124
       +
       			s.l.Error("failed to get email for code", "error", err)

     

       125
       125
       +
       			s.pages.Notice(w, "signup-error", "Failed to complete sign up. Try again later.")

     

       126
       126
       +
       			return

     

       127
       127
       +
       		}

     

       128
       128
       +
       

     

       129
       129
       +
       		did, err := s.createAccountRequest(username, password, email, code)

     

       130
       130
       +
       		if err != nil {

     

       131
       131
       +
       			s.l.Error("failed to create account", "error", err)

     

       132
       132
       +
       			s.pages.Notice(w, "signup-error", err.Error())

     

       133
       133
       +
       			return

     

       134
       134
       +
       		}

     

       135
       135
       +
       

     

       136
       136
       +
       		err = s.cf.CreateDNSRecord(r.Context(), dns.Record{

     

       137
       137
       +
       			Type:    "TXT",

     

       138
       138
       +
       			Name:    "_atproto." + username,

     

       139
       139
       +
       			Content: "did=" + did,

     

       140
       140
       +
       			TTL:     6400,

     

       141
       141
       +
       			Proxied: false,

     

       142
       142
       +
       		})

     

       143
       143
       +
       		if err != nil {

     

       144
       144
       +
       			s.l.Error("failed to create DNS record", "error", err)

     

       145
       145
       +
       			s.pages.Notice(w, "signup-error", "Failed to complete sign up. Try again later.")

     

       146
       146
       +
       			return

     

       147
       147
       +
       		}

     

       148
       148
       +
       

     

       149
       149
       +
       		err = db.AddEmail(s.db, db.Email{

     

       150
       150
       +
       			Did:      did,

     

       151
       151
       +
       			Address:  email,

     

       152
       152
       +
       			Verified: true,

     

       153
       153
       +
       			Primary:  true,

     

       154
       154
       +
       		})

     

       155
       155
       +
       		if err != nil {

     

       156
       156
       +
       			s.l.Error("failed to add email", "error", err)

     

       157
       157
       +
       			s.pages.Notice(w, "signup-error", "Failed to complete sign up. Try again later.")

     

       158
       158
       +
       			return

     

       159
       159
       +
       		}

     

       160
       160
       +
       

     

       161
       161
       +
       		s.pages.Notice(w, "signup-msg", fmt.Sprintf(`Account created successfully. You can now

     

       162
       162
       +
       			<a class="underline text-black dark:text-white" href="/login">login</a>

     

       163
       163
       +
       			with <code>%s.tngl.sh</code>.`, username))

     

       164
       164
       +
       

     

       165
       165
       +
       		go func() {

     

       166
       166
       +
       			err := db.DeleteInflightSignup(s.db, email)

     

       167
       167
       +
       			if err != nil {

     

       168
       168
       +
       				s.l.Error("failed to delete inflight signup", "error", err)

     

       169
       169
       +
       			}

     

       170
       170
       +
       		}()

     

       171
       171
       +
       		return

     

       172
       172
       +
       	}

     

       173
       173
       +
       }

appview/state/router.go

···

       14
       14
        
       	"tangled.sh/tangled.sh/core/appview/pulls"

     

       15
       15
        
       	"tangled.sh/tangled.sh/core/appview/repo"

     

       16
       16
        
       	"tangled.sh/tangled.sh/core/appview/settings"

     

       17
       17
       +
       	"tangled.sh/tangled.sh/core/appview/signup"

     

       17
       18
        
       	"tangled.sh/tangled.sh/core/appview/spindles"

     

       18
       19
        
       	"tangled.sh/tangled.sh/core/appview/state/userutil"

     

       19
       20
        
       	"tangled.sh/tangled.sh/core/log"

     
···

       137
       138
        
       	r.Mount("/settings", s.SettingsRouter())

     

       138
       139
        
       	r.Mount("/knots", s.KnotsRouter(mw))

     

       139
       140
        
       	r.Mount("/spindles", s.SpindlesRouter())

     

       141
       141
       +
       	r.Mount("/signup", s.SignupRouter())

     

       140
       142
        
       	r.Mount("/", s.OAuthRouter())

     

       141
       143
        
       

     

       142
       144
        
       	r.Get("/keys/{user}", s.Keys)

     
···

       216
       218
        
       	pipes := pipelines.New(s.oauth, s.repoResolver, s.pages, s.spindlestream, s.idResolver, s.db, s.config, s.enforcer)

     

       217
       219
        
       	return pipes.Router(mw)

     

       218
       220
        
       }

     

       221
       221
       +
       

     

       222
       222
       +
       func (s *State) SignupRouter() http.Handler {

     

       223
       223
       +
       	logger := log.New("signup")

     

       224
       224
       +
       

     

       225
       225
       +
       	sig := signup.New(s.config, s.cf, s.db, s.posthog, s.idResolver, s.pages, logger)

     

       226
       226
       +
       	return sig.Router()

     

       227
       227
       +
       }

+10 -2

appview/state/state.go

···

       20
       20
        
       	"tangled.sh/tangled.sh/core/appview/cache/session"

     

       21
       21
        
       	"tangled.sh/tangled.sh/core/appview/config"

     

       22
       22
        
       	"tangled.sh/tangled.sh/core/appview/db"

     

       23
       23
       +
       	"tangled.sh/tangled.sh/core/appview/dns"

     

       23
       24
        
       	"tangled.sh/tangled.sh/core/appview/idresolver"

     

       24
       25
        
       	"tangled.sh/tangled.sh/core/appview/notify"

     

       25
       26
        
       	"tangled.sh/tangled.sh/core/appview/oauth"

     

       26
       27
        
       	"tangled.sh/tangled.sh/core/appview/pages"

     

       27
       27
       -
       	posthog_service "tangled.sh/tangled.sh/core/appview/posthog"

     

       28
       28
       +
       	posthogService "tangled.sh/tangled.sh/core/appview/posthog"

     

       28
       29
        
       	"tangled.sh/tangled.sh/core/appview/reporesolver"

     

       29
       30
        
       	"tangled.sh/tangled.sh/core/eventconsumer"

     

       30
       31
        
       	"tangled.sh/tangled.sh/core/jetstream"

     
···

       46
       47
        
       	jc            *jetstream.JetstreamClient

     

       47
       48
        
       	config        *config.Config

     

       48
       49
        
       	repoResolver  *reporesolver.RepoResolver

     

       50
       50
       +
       	cf            *dns.Cloudflare

     

       49
       51
        
       	knotstream    *eventconsumer.Consumer

     

       50
       52
        
       	spindlestream *eventconsumer.Consumer

     

       51
       53
        
       }

     
···

       133
       135
        
       

     

       134
       136
        
       	var notifiers []notify.Notifier

     

       135
       137
        
       	if !config.Core.Dev {

     

       136
       136
       -
       		notifiers = append(notifiers, posthog_service.NewPosthogNotifier(posthog))

     

       138
       138
       +
       		notifiers = append(notifiers, posthogService.NewPosthogNotifier(posthog))

     

       137
       139
        
       	}

     

       138
       140
        
       	notifier := notify.NewMergedNotifier(notifiers...)

     

       139
       141
        
       

     

       142
       142
       +
       	cf, err := dns.NewCloudflare(config)

     

       143
       143
       +
       	if err != nil {

     

       144
       144
       +
       		return nil, fmt.Errorf("failed to create Cloudflare client: %w", err)

     

       145
       145
       +
       	}

     

       146
       146
       +
       

     

       140
       147
        
       	state := &State{

     

       141
       148
        
       		d,

     

       142
       149
        
       		notifier,

     
···

       149
       156
        
       		jc,

     

       150
       157
        
       		config,

     

       151
       158
        
       		repoResolver,

     

       159
       159
       +
       		cf,

     

       152
       160
        
       		knotstream,

     

       153
       161
        
       		spindlestream,

     

       154
       162
        
       	}

appview/state/userutil/userutil.go

···

       51
       51
        
       func IsDid(s string) bool {

     

       52
       52
        
       	return didRegex.MatchString(s)

     

       53
       53
        
       }

     

       54
       54
       +
       

     

       55
       55
       +
       var subdomainRegex = regexp.MustCompile(`^[a-z0-9]([a-z0-9-]{2,61}[a-z0-9])?$`)

     

       56
       56
       +
       

     

       57
       57
       +
       func IsValidSubdomain(name string) bool {

     

       58
       58
       +
       	return len(name) >= 4 && len(name) <= 63 && subdomainRegex.MatchString(name)

     

       59
       59
       +
       }

+4 -1

go.mod

···

       13
       13
        
       	github.com/bluesky-social/jetstream v0.0.0-20241210005130-ea96859b93d1

     

       14
       14
        
       	github.com/carlmjohnson/versioninfo v0.22.5

     

       15
       15
        
       	github.com/casbin/casbin/v2 v2.103.0

     

       16
       16
       +
       	github.com/cloudflare/cloudflare-go v0.115.0

     

       16
       17
        
       	github.com/cyphar/filepath-securejoin v0.4.1

     

       17
       18
        
       	github.com/dgraph-io/ristretto v0.2.0

     

       18
       19
        
       	github.com/docker/docker v28.2.2+incompatible

     
···

       78
       79
        
       	github.com/gogo/protobuf v1.3.2 // indirect

     

       79
       80
        
       	github.com/golang-jwt/jwt/v5 v5.2.2 // indirect

     

       80
       81
        
       	github.com/golang/groupcache v0.0.0-20241129210726-2c02b8208cf8 // indirect

     

       82
       82
       +
       	github.com/google/go-querystring v1.1.0 // indirect

     

       81
       83
        
       	github.com/gorilla/css v1.0.1 // indirect

     

       82
       84
        
       	github.com/gorilla/securecookie v1.1.2 // indirect

     

       83
       85
        
       	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect

     
···

       147
       149
        
       	golang.org/x/exp v0.0.0-20250408133849-7e4ce0ab07d0 // indirect

     

       148
       150
        
       	golang.org/x/sync v0.14.0 // indirect

     

       149
       151
        
       	golang.org/x/sys v0.33.0 // indirect

     

       150
       150
       -
       	golang.org/x/time v0.8.0 // indirect

     

       152
       152
       +
       	golang.org/x/text v0.25.0 // indirect

     

       153
       153
       +
       	golang.org/x/time v0.9.0 // indirect

     

       151
       154
        
       	google.golang.org/genproto/googleapis/api v0.0.0-20250519155744-55703ea1f237 // indirect

     

       152
       155
        
       	google.golang.org/genproto/googleapis/rpc v0.0.0-20250519155744-55703ea1f237 // indirect

     

       153
       156
        
       	google.golang.org/grpc v1.72.1 // indirect

+7 -2

go.sum

···

       53
       53
        
       github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=

     

       54
       54
        
       github.com/cloudflare/circl v1.6.0 h1:cr5JKic4HI+LkINy2lg3W2jF8sHCVTBncJr5gIIq7qk=

     

       55
       55
        
       github.com/cloudflare/circl v1.6.0/go.mod h1:uddAzsPgqdMAYatqJ0lsjX1oECcQLIlRpzZh3pJrofs=

     

       56
       56
       +
       github.com/cloudflare/cloudflare-go v0.115.0 h1:84/dxeeXweCc0PN5Cto44iTA8AkG1fyT11yPO5ZB7sM=

     

       57
       57
       +
       github.com/cloudflare/cloudflare-go v0.115.0/go.mod h1:Ds6urDwn/TF2uIU24mu7H91xkKP8gSAHxQ44DSZgVmU=

     

       56
       58
        
       github.com/containerd/errdefs v1.0.0 h1:tg5yIfIlQIrxYtu9ajqY42W3lpS19XqdxRQeEwYG8PI=

     

       57
       59
        
       github.com/containerd/errdefs v1.0.0/go.mod h1:+YBYIdtsnF4Iw6nWZhJcqGSg/dwvV7tyJ/kCkyJ2k+M=

     

       58
       60
        
       github.com/containerd/errdefs/pkg v0.3.0 h1:9IKJ06FvyNlexW690DXuQNx2KA2cUJXx151Xdx3ZPPE=

     
···

       146
       148
        
       github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=

     

       147
       149
        
       github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=

     

       148
       150
        
       github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=

     

       151
       151
       +
       github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=

     

       149
       152
        
       github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=

     

       150
       153
        
       github.com/google/go-cmp v0.5.8/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=

     

       151
       154
        
       github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=

     

       152
       155
        
       github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=

     

       153
       156
        
       github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=

     

       157
       157
       +
       github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8=

     

       158
       158
       +
       github.com/google/go-querystring v1.1.0/go.mod h1:Kcdr2DB4koayq7X8pmAG4sNG59So17icRSOU623lUBU=

     

       154
       159
        
       github.com/google/gofuzz v1.2.0 h1:xRy4A+RhZaiKjJ1bPfwQ8sedCA+YS2YcCHW6ec7JMi0=

     

       155
       160
        
       github.com/google/gofuzz v1.2.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=

     

       156
       161
        
       github.com/google/pprof v0.0.0-20210407192527-94a9f03dee38/go.mod h1:kpwsk12EmLew5upagYY7GY0pfYCcupk39gWOCRROcvE=

     
···

       534
       539
        
       golang.org/x/text v0.6.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=

     

       535
       540
        
       golang.org/x/text v0.25.0 h1:qVyWApTSYLk/drJRO5mDlNYskwQznZmkpV2c8q9zls4=

     

       536
       541
        
       golang.org/x/text v0.25.0/go.mod h1:WEdwpYrmk1qmdHvhkSTNPm3app7v4rsT8F2UD6+VHIA=

     

       537
       537
       -
       golang.org/x/time v0.8.0 h1:9i3RxcPv3PZnitoVGMPDKZSq1xW1gK1Xy3ArNOGZfEg=

     

       538
       538
       -
       golang.org/x/time v0.8.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=

     

       542
       542
       +
       golang.org/x/time v0.9.0 h1:EsRrnYcQiGH+5FfbgvV4AP7qEZstoyrHB0DzarOQ4ZY=

     

       543
       543
       +
       golang.org/x/time v0.9.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=

     

       539
       544
        
       golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=

     

       540
       545
        
       golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=

     

       541
       546
        
       golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=