feat(prj): init

2024-09-20 06:35:54 +08:00 · 2022-09-01 15:16:59 +08:00 · 2022-09-01 15:16:59 +08:00 · 46fa6f390d
commit 46fa6f390d
20 changed files with 922 additions and 0 deletions
--- a/.editorconfig
+++ b/.editorconfig
@ -0,0 +1,17 @@
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{go,mod}]
+indent_style = tab
+
+[Makefile]
+indent_style = tab
+
+[*.md]
+max_line_length = off
+trim_trailing_whitespace = false
--- a/.gitattributes
+++ b/.gitattributes
@ -0,0 +1,3 @@
+* text=auto eol=lf
+
+*.{png,jpg,jpeg,gif,webp,woff,woff2} binary
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1,4 @@
+.idea
+log
+.tdl
+.vscode
--- a/app/login/auth.go
+++ b/app/login/auth.go
@ -0,0 +1,54 @@
+package login
+
+import (
+	"context"
+	"errors"
+	"github.com/fatih/color"
+	"github.com/gotd/td/telegram/auth"
+	"github.com/gotd/td/tg"
+	"github.com/tcnksm/go-input"
+	"strings"
+)
+
+// noSignUp can be embedded to prevent signing up.
+type noSignUp struct{}
+
+func (c noSignUp) SignUp(_ context.Context) (auth.UserInfo, error) {
+	return auth.UserInfo{}, errors.New("searchx don't support sign up Telegram account")
+}
+
+func (c noSignUp) AcceptTermsOfService(_ context.Context, tos tg.HelpTermsOfService) error {
+	return &auth.SignUpRequired{TermsOfService: tos}
+}
+
+// termAuth implements authentication via terminal.
+type termAuth struct {
+	noSignUp
+	phone string
+}
+
+func (a termAuth) Phone(_ context.Context) (string, error) {
+	return a.phone, nil
+}
+
+func (a termAuth) Password(_ context.Context) (string, error) {
+	pwd, err := input.DefaultUI().Ask(color.BlueString("Enter 2FA Password:"), &input.Options{
+		Required: true,
+		Loop:     true,
+	})
+	if err != nil {
+		return "", err
+	}
+	return strings.TrimSpace(pwd), nil
+}
+
+func (a termAuth) Code(_ context.Context, _ *tg.AuthSentCode) (string, error) {
+	code, err := input.DefaultUI().Ask(color.BlueString("Enter Code:"), &input.Options{
+		Required: true,
+		Loop:     true,
+	})
+	if err != nil {
+		return "", err
+	}
+	return strings.TrimSpace(code), nil
+}
--- a/app/login/login.go
+++ b/app/login/login.go
@ -0,0 +1,67 @@
+package login
+
+import (
+	"context"
+	"github.com/fatih/color"
+	"github.com/gotd/td/telegram"
+	"github.com/gotd/td/telegram/auth"
+	"github.com/gotd/td/telegram/dcs"
+	"github.com/iyear/tdl/pkg/consts"
+	"github.com/iyear/tdl/pkg/kv"
+	"github.com/iyear/tdl/pkg/storage"
+	"github.com/iyear/tdl/pkg/utils"
+	"github.com/tcnksm/go-input"
+	"time"
+)
+
+func Run(ctx context.Context, ns, proxy string) error {
+	kvd, err := kv.New(kv.Options{
+		Path: consts.KVPath,
+		NS:   ns,
+	})
+	if err != nil {
+		return err
+	}
+
+	c := telegram.NewClient(consts.AppID, consts.AppHash, telegram.Options{
+		Resolver: dcs.Plain(dcs.PlainOptions{
+			Dial: utils.GetDial(proxy).DialContext,
+		}),
+		Device:         consts.Device,
+		SessionStorage: storage.NewSession(kvd, true),
+		RetryInterval:  time.Second,
+	})
+
+	return c.Run(ctx, func(ctx context.Context) error {
+		if err := c.Ping(ctx); err != nil {
+			return err
+		}
+
+		color.Blue("Login...")
+		color.Yellow("WARN: If data exists in the namespace, data will be overwritten")
+
+		phone, err := input.DefaultUI().Ask(color.BlueString("Enter your phone number:"), &input.Options{
+			Default:  color.CyanString("+86 12345678900"),
+			Loop:     true,
+			Required: true,
+		})
+		if err != nil {
+			return err
+		}
+		color.Blue("Send code...")
+
+		flow := auth.NewFlow(termAuth{phone: phone}, auth.SendCodeOptions{})
+		if err := c.Auth().IfNecessary(ctx, flow); err != nil {
+			return err
+		}
+
+		user, err := c.Self(ctx)
+		if err != nil {
+			return err
+		}
+
+		color.Blue("Login successfully! ID: %d, Username: %s", user.ID, user.Username)
+
+		return nil
+	})
+}
--- a/cmd/login/login.go
+++ b/cmd/login/login.go
@ -0,0 +1,34 @@
+package login
+
+import (
+	"context"
+	"fmt"
+	"github.com/iyear/tdl/app/login"
+	"github.com/spf13/cobra"
+	"os"
+	"os/signal"
+)
+
+var Cmd = &cobra.Command{
+	Use:     "login",
+	Short:   "Login to Telegram",
+	Example: "tdl login",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		ctx, cancel := signal.NotifyContext(context.Background(), os.Interrupt, os.Kill)
+		defer cancel()
+
+		proxy, err := cmd.Flags().GetString("proxy")
+		if err != nil {
+			return err
+		}
+
+		ns, err := cmd.Flags().GetString("ns")
+		if err != nil {
+			return err
+		}
+		if err := login.Run(ctx, ns, proxy); err != nil {
+			return fmt.Errorf("login failed: %v", err)
+		}
+		return nil
+	},
+}
--- a/cmd/root.go
+++ b/cmd/root.go
@ -0,0 +1,36 @@
+package cmd
+
+import (
+	"github.com/fatih/color"
+	"github.com/iyear/tdl/cmd/login"
+	"github.com/iyear/tdl/pkg/consts"
+	"github.com/spf13/cobra"
+	"github.com/spf13/cobra/doc"
+	"path/filepath"
+)
+
+var cmd = &cobra.Command{
+	Use:               "tdl",
+	Short:             "Telegram downloader, but not only a downloader",
+	Example:           "tdl -h",
+	DisableAutoGenTag: true,
+	SilenceErrors:     true,
+	SilenceUsage:      true,
+}
+
+func init() {
+	cmd.AddCommand(login.Cmd)
+	cmd.PersistentFlags().String("proxy", "", "")
+	cmd.PersistentFlags().StringP("ns", "n", "", "namespace")
+
+	if err := doc.GenMarkdownTree(cmd, filepath.Join(consts.DocsPath, "command")); err != nil {
+		color.Red("generate cmd docs failed: %v", err)
+		return
+	}
+}
+
+func Execute() {
+	if err := cmd.Execute(); err != nil {
+		color.Red("%v", err)
+	}
+}
--- a/docs/command/tdl.md
+++ b/docs/command/tdl.md
@ -0,0 +1,21 @@
+## tdl
+
+Telegram downloader, but not only a downloader
+
+### Examples
+
+```
+tdl -h
+```
+
+### Options
+
+```
+  -h, --help           help for tdl
+      --proxy string   
+```
+
+### SEE ALSO
+
+* [tdl login](tdl_login.md)	 - Login to Telegram
+
--- a/docs/command/tdl_login.md
+++ b/docs/command/tdl_login.md
@ -0,0 +1,31 @@
+## tdl login
+
+Login to Telegram
+
+```
+tdl login [flags]
+```
+
+### Examples
+
+```
+tdl login
+```
+
+### Options
+
+```
+  -h, --help        help for login
+  -n, --ns string   namespace
+```
+
+### Options inherited from parent commands
+
+```
+      --proxy string   
+```
+
+### SEE ALSO
+
+* [tdl](tdl.md)	 - Telegram downloader, but not only a downloader
+
--- a/global/global.go
+++ b/global/global.go
@ -0,0 +1,8 @@
+package global
+
+// vars below are set by '-X' flag
+var (
+	Version    = "dev"
+	Commit     = "unknown"
+	CommitDate = "unknown"
+)
--- a/go.mod
+++ b/go.mod
@ -0,0 +1,46 @@
+module github.com/iyear/tdl
+
+go 1.18
+
+require (
+	github.com/fatih/color v1.13.0
+	github.com/go-playground/validator/v10 v10.2.0
+	github.com/gotd/td v0.68.1
+	github.com/mitchellh/go-homedir v1.1.0
+	github.com/spf13/cobra v1.5.0
+	github.com/tcnksm/go-input v0.0.0-20180404061846-548a7d7a8ee8
+	go.etcd.io/bbolt v1.3.6
+	golang.org/x/net v0.0.0-20220812174116-3211cb980234
+)
+
+require (
+	github.com/cenkalti/backoff/v4 v4.1.3 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.2 // indirect
+	github.com/go-faster/errors v0.6.1 // indirect
+	github.com/go-faster/jx v0.39.0 // indirect
+	github.com/go-faster/xor v0.3.0 // indirect
+	github.com/go-playground/locales v0.13.0 // indirect
+	github.com/go-playground/universal-translator v0.17.0 // indirect
+	github.com/gotd/ige v0.2.2 // indirect
+	github.com/gotd/neo v0.1.5 // indirect
+	github.com/inconshreveable/mousetrap v1.0.0 // indirect
+	github.com/klauspost/compress v1.15.9 // indirect
+	github.com/leodido/go-urn v1.2.0 // indirect
+	github.com/mattn/go-colorable v0.1.12 // indirect
+	github.com/mattn/go-isatty v0.0.14 // indirect
+	github.com/russross/blackfriday/v2 v2.1.0 // indirect
+	github.com/segmentio/asm v1.2.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	go.opentelemetry.io/otel v1.9.0 // indirect
+	go.opentelemetry.io/otel/trace v1.9.0 // indirect
+	go.uber.org/atomic v1.10.0 // indirect
+	go.uber.org/multierr v1.8.0 // indirect
+	go.uber.org/zap v1.23.0 // indirect
+	golang.org/x/crypto v0.0.0-20210921155107-089bfa567519 // indirect
+	golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4 // indirect
+	golang.org/x/sys v0.0.0-20220728004956-3c1f35247d10 // indirect
+	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+	nhooyr.io/websocket v1.8.7 // indirect
+	rsc.io/qr v0.2.0 // indirect
+)
--- a/go.sum
+++ b/go.sum
@ -0,0 +1,216 @@
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+github.com/benbjohnson/clock v1.1.0 h1:Q92kusRqC1XV2MjkWETPvjJVqKetz1OzxZB7mHJLju8=
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+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
+gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+nhooyr.io/websocket v1.8.7 h1:usjR2uOr/zjjkVMy0lW+PPohFok7PCow5sDjLgX4P4g=
+nhooyr.io/websocket v1.8.7/go.mod h1:B70DZP8IakI65RVQ51MsWP/8jndNma26DVA/nFSCgW0=
+rsc.io/qr v0.2.0 h1:6vBLea5/NRMVTz8V66gipeLycZMl/+UlFmk8DvqQ6WY=
+rsc.io/qr v0.2.0/go.mod h1:IF+uZjkb9fqyeF/4tlBoynqmQxUoPfWEKh921coOuXs=
--- a/main.go
+++ b/main.go
@ -0,0 +1,7 @@
+package main
+
+import "github.com/iyear/tdl/cmd"
+
+func main() {
+	cmd.Execute()
+}
--- a/pkg/consts/consts.go
+++ b/pkg/consts/consts.go
@ -0,0 +1,46 @@
+package consts
+
+import (
+	"github.com/gotd/td/telegram"
+	"github.com/iyear/tdl/global"
+	"github.com/mitchellh/go-homedir"
+	"os"
+	"path/filepath"
+	"runtime"
+)
+
+// TODO(iyear): usr -X flag to set id and hash
+const (
+	AppID   = 17349
+	AppHash = "344583e45741c457fe1862106095a5eb"
+)
+
+var (
+	Device = telegram.DeviceConfig{
+		DeviceModel:   "tdl",
+		SystemVersion: runtime.GOOS,
+		AppVersion:    global.Version,
+	}
+)
+
+var (
+	DataDir string
+	KVPath  string
+)
+
+const DocsPath = "docs"
+
+func init() {
+	dir, err := homedir.Dir()
+	if err != nil {
+		panic(err)
+	}
+
+	DataDir = filepath.Join(dir, ".tdl")
+
+	if err = os.MkdirAll(DataDir, os.ModePerm); err != nil {
+		panic(err)
+	}
+
+	KVPath = filepath.Join(DataDir, "data.kv")
+}
--- a/pkg/key/key.go
+++ b/pkg/key/key.go
@ -0,0 +1,38 @@
+package key
+
+import (
+	"bytes"
+	"strconv"
+	"strings"
+	"sync"
+)
+
+var keyPool = sync.Pool{
+	New: func() interface{} {
+		b := &bytes.Buffer{}
+		b.Grow(16)
+		return b
+	},
+}
+
+func New(indexes ...string) string {
+	buf := keyPool.Get().(*bytes.Buffer)
+	buf.WriteString(strings.Join(indexes, ":"))
+
+	t := buf.String()
+	buf.Reset()
+	keyPool.Put(buf)
+	return t
+}
+
+func Session() string {
+	return New("session")
+}
+
+func State(userID int64) string {
+	return New("state", strconv.FormatInt(userID, 10))
+}
+
+func StateChannel(userID int64) string {
+	return New("chan", strconv.FormatInt(userID, 10))
+}
--- a/pkg/kv/bolt.go
+++ b/pkg/kv/bolt.go
@ -0,0 +1,69 @@
+package kv
+
+import (
+	"errors"
+	"github.com/iyear/tdl/pkg/validator"
+	"go.etcd.io/bbolt"
+	"os"
+	"time"
+)
+
+var (
+	ErrNotFound = errors.New("key not found")
+)
+
+type Options struct {
+	Path string `validator:"required"`
+	NS   string `validator:"required"`
+}
+
+type KV struct {
+	ns []byte
+	db *bbolt.DB
+}
+
+func New(opts Options) (*KV, error) {
+	if err := validator.Struct(&opts); err != nil {
+		return nil, err
+	}
+
+	db, err := bbolt.Open(opts.Path, os.ModePerm, &bbolt.Options{
+		Timeout:      time.Second,
+		NoGrowSync:   false,
+		FreelistType: bbolt.FreelistArrayType,
+	})
+	if err != nil {
+		return nil, err
+	}
+
+	if err = db.Update(func(tx *bbolt.Tx) error {
+		_, err := tx.CreateBucketIfNotExists([]byte(opts.NS))
+		return err
+	}); err != nil {
+		return nil, err
+	}
+
+	return &KV{db: db, ns: []byte(opts.NS)}, nil
+}
+
+func (b *KV) Get(key string) ([]byte, error) {
+	var val []byte
+
+	if err := b.db.View(func(tx *bbolt.Tx) error {
+		val = tx.Bucket(b.ns).Get([]byte(key))
+		return nil
+	}); err != nil {
+		return nil, err
+	}
+
+	if val == nil {
+		return nil, ErrNotFound
+	}
+	return val, nil
+}
+
+func (b *KV) Set(key string, val []byte) error {
+	return b.db.Update(func(tx *bbolt.Tx) error {
+		return tx.Bucket(b.ns).Put([]byte(key), val)
+	})
+}
--- a/pkg/storage/session.go
+++ b/pkg/storage/session.go
@ -0,0 +1,36 @@
+package storage
+
+import (
+	"context"
+	"errors"
+	"github.com/iyear/tdl/pkg/key"
+	"github.com/iyear/tdl/pkg/kv"
+)
+
+type Session struct {
+	kv    *kv.KV
+	login bool
+}
+
+func NewSession(kv *kv.KV, login bool) *Session {
+	return &Session{kv: kv, login: login}
+}
+
+func (s *Session) LoadSession(_ context.Context) ([]byte, error) {
+	if s.login {
+		return nil, nil
+	}
+
+	b, err := s.kv.Get(key.Session())
+	if err != nil {
+		if errors.Is(err, kv.ErrNotFound) {
+			return nil, nil
+		}
+		return nil, err
+	}
+	return []byte(b), nil
+}
+
+func (s *Session) StoreSession(_ context.Context, data []byte) error {
+	return s.kv.Set(key.Session(), data)
+}
--- a/pkg/storage/state.go
+++ b/pkg/storage/state.go
@ -0,0 +1,151 @@
+package storage
+
+import (
+	"encoding/json"
+	"errors"
+	"github.com/gotd/td/telegram/updates"
+	"github.com/iyear/tdl/pkg/key"
+	"github.com/iyear/tdl/pkg/kv"
+)
+
+type State struct {
+	kv *kv.KV
+}
+
+func NewState(kv *kv.KV) *State {
+	return &State{kv: kv}
+}
+
+func (s *State) Get(key string, v interface{}) error {
+	data, err := s.kv.Get(key)
+	if err != nil {
+		return err
+	}
+
+	return json.Unmarshal(data, v)
+}
+
+func (s *State) Set(key string, v interface{}) error {
+	data, err := json.Marshal(v)
+	if err != nil {
+		return err
+	}
+
+	return s.kv.Set(key, data)
+}
+
+func (s *State) GetState(userID int64) (updates.State, bool, error) {
+	state := updates.State{}
+
+	if err := s.Get(key.State(userID), &state); err != nil {
+		if errors.Is(err, kv.ErrNotFound) {
+			return state, false, nil
+		}
+		return state, false, err
+	}
+
+	return state, true, nil
+}
+
+func (s *State) SetState(userID int64, state updates.State) error {
+	if err := s.Set(key.State(userID), state); err != nil {
+		return err
+	}
+
+	return s.Set(key.StateChannel(userID), struct{}{})
+}
+
+func (s *State) SetPts(userID int64, pts int) error {
+	state, k := updates.State{}, key.State(userID)
+
+	if err := s.Get(k, &state); err != nil {
+		return err
+	}
+	state.Pts = pts
+	return s.Set(k, state)
+}
+
+func (s *State) SetQts(userID int64, qts int) error {
+	state, k := updates.State{}, key.State(userID)
+
+	if err := s.Get(k, &state); err != nil {
+		return err
+	}
+	state.Qts = qts
+	return s.Set(k, state)
+}
+
+func (s *State) SetDate(userID int64, date int) error {
+	state, k := updates.State{}, key.State(userID)
+
+	if err := s.Get(k, &state); err != nil {
+		return err
+	}
+	state.Date = date
+	return s.Set(k, state)
+}
+
+func (s *State) SetSeq(userID int64, seq int) error {
+	state, k := updates.State{}, key.State(userID)
+
+	if err := s.Get(k, &state); err != nil {
+		return err
+	}
+	state.Seq = seq
+	return s.Set(k, state)
+}
+
+func (s *State) SetDateSeq(userID int64, date, seq int) error {
+	state, k := updates.State{}, key.State(userID)
+
+	if err := s.Get(k, &state); err != nil {
+		return err
+	}
+	state.Date = date
+	state.Seq = seq
+	return s.Set(k, state)
+}
+
+func (s *State) GetChannelPts(userID, channelID int64) (int, bool, error) {
+	c := make(map[int64]int)
+
+	if err := s.Get(key.StateChannel(userID), &c); err != nil {
+		if errors.Is(err, kv.ErrNotFound) {
+			return 0, false, nil
+		}
+		return 0, false, err
+	}
+
+	pts, ok := c[channelID]
+	if !ok {
+		return 0, false, nil
+	}
+
+	return pts, true, nil
+}
+
+func (s *State) SetChannelPts(userID, channelID int64, pts int) error {
+	c, k := make(map[int64]int), key.StateChannel(userID)
+
+	if err := s.Get(k, &c); err != nil {
+		return err
+	}
+	c[channelID] = pts
+	return s.Set(k, c)
+}
+
+func (s *State) ForEachChannels(userID int64, f func(channelID int64, pts int) error) error {
+	c := make(map[int64]int)
+
+	if err := s.Get(key.StateChannel(userID), &c); err != nil {
+		return err
+	}
+
+	for channelID, pts := range c {
+		if err := f(channelID, pts); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
--- a/pkg/utils/proxy.go
+++ b/pkg/utils/proxy.go
@ -0,0 +1,23 @@
+package utils
+
+import (
+	"golang.org/x/net/proxy"
+	"net/url"
+)
+
+func GetDial(p string) proxy.ContextDialer {
+	u, err := url.Parse(p)
+	if err != nil {
+		return proxy.Direct
+	}
+	dialer, err := proxy.FromURL(u, proxy.Direct)
+	if err != nil {
+		return proxy.Direct
+	}
+
+	d, ok := dialer.(proxy.ContextDialer)
+	if !ok {
+		return proxy.Direct
+	}
+	return d
+}
--- a/pkg/validator/validator.go
+++ b/pkg/validator/validator.go
@ -0,0 +1,15 @@
+package validator
+
+import (
+	"github.com/go-playground/validator/v10"
+)
+
+var v *validator.Validate
+
+func init() {
+	v = validator.New()
+}
+
+func Struct(s interface{}) error {
+	return v.Struct(s)
+}