@@ -1,2 +1,3 @@
 .idea/
 coverage.out
+tmp/

@@ -3,10 +3,6 @@
 [![GoDoc](https://godoc.org/github.com/go-telegram-bot-api/telegram-bot-api?status.svg)](http://godoc.org/github.com/go-telegram-bot-api/telegram-bot-api)
 [![Travis](https://travis-ci.org/go-telegram-bot-api/telegram-bot-api.svg)](https://travis-ci.org/go-telegram-bot-api/telegram-bot-api)
 
-All methods have been added, and all features should be available.
-If you want a feature that hasn't been added yet or something is broken,
-open an issue and I'll see what I can do.
-
 All methods are fairly self explanatory, and reading the godoc page should
 explain everything. If something isn't clear, open an issue or submit
 a pull request.
@@ -15,15 +11,15 @@ The scope of this project is just to provide a wrapper around the API
 without any additional features. There are other projects for creating
 something with plugins and command handlers without having to design
 all that yourself.
-
-Use `github.com/go-telegram-bot-api/telegram-bot-api` for the latest
-version, or use `gopkg.in/telegram-bot-api.v4` for the stable build.
 
 Join [the development group](https://telegram.me/go_telegram_bot_api) if
 you want to ask questions or discuss development.
 
 ## Example
 
+First, ensure the library is installed and up to date by running
+`go get -u github.com/go-telegram-bot-api/telegram-bot-api`.
+
 This is a very simple bot that just displays any gotten updates,
 then replies it to that chat.
 
@@ -32,7 +28,8 @@ package main
 
 import (
 	"log"
-	"gopkg.in/telegram-bot-api.v4"
+
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 )
 
 func main() {
@@ -51,7 +48,7 @@
 	updates, err := bot.GetUpdatesChan(u)
 
 	for update := range updates {
-		if update.Message == nil {
+		if update.Message == nil { // ignore any non-Message Updates
 			continue
 		}
 
@@ -65,6 +62,11 @@ }
 }
 ```
 
+There are more examples on the [wiki](https://github.com/go-telegram-bot-api/telegram-bot-api/wiki)
+with detailed information on how to do many differen kinds of things.
+It's a great place to get started on using keyboards, commands, or other
+kinds of reply markup.
+
 If you need to use webhooks (if you wish to run on Google App Engine),
 you may use a slightly different method.
 
@@ -72,9 +74,10 @@ ```go
 package main
 
 import (
-	"gopkg.in/telegram-bot-api.v4"
 	"log"
 	"net/http"
+
+	"github.com/go-telegram-bot-api/telegram-bot-api"
 )
 
 func main() {
@@ -96,7 +99,7 @@ if err != nil {
 		log.Fatal(err)
 	}
 	if info.LastErrorDate != 0 {
-		log.Printf("[Telegram callback failed]%s", info.LastErrorMessage)
+		log.Printf("Telegram callback failed: %s", info.LastErrorMessage)
 	}
 	updates := bot.ListenForWebhook("/" + bot.Token)
 	go http.ListenAndServeTLS("0.0.0.0:8443", "cert.pem", "key.pem", nil)
@@ -114,5 +117,5 @@ properly signed.
 
     openssl req -x509 -newkey rsa:2048 -keyout key.pem -out cert.pem -days 3560 -subj "//O=Org\CN=Test" -nodes
 
-Now that [Let's Encrypt](https://letsencrypt.org) has entered public beta,
+Now that [Let's Encrypt](https://letsencrypt.org) is available,
 you may wish to generate your free TLS certificate there.

@@ -27,6 +27,7 @@ Buffer int    `json:"buffer"`
 
 	Self   User         `json:"-"`
 	Client *http.Client `json:"-"`
+	shutdownChannel chan interface{}
 }
 
 // NewBotAPI creates a new BotAPI instance.
@@ -45,6 +46,7 @@ bot := &BotAPI{
 		Token:  token,
 		Client: client,
 		Buffer: 100,
+		shutdownChannel: make(chan interface{}),
 	}
 
 	self, err := bot.GetMe()
@@ -483,6 +485,12 @@ ch := make(chan Update, bot.Buffer)
 
 	go func() {
 		for {
+			select {
+			case <-bot.shutdownChannel:
+				return
+			default:
+			}
+			
 			updates, err := bot.GetUpdates(config)
 			if err != nil {
 				log.Println(err)
@@ -502,6 +510,14 @@ }
 	}()
 
 	return ch, nil
+}
+
+// StopReceivingUpdates stops the go routine which receives updates
+func (bot *BotAPI) StopReceivingUpdates() {
+	if bot.Debug {
+		log.Println("Stopping the update receiver routine...")
+	}
+	close(bot.shutdownChannel)
 }
 
 // ListenForWebhook registers a http handler for a webhook.

@@ -473,12 +473,9 @@ if err != nil {
 		t.Error(err)
 		t.Fail()
 	}
-	info, err := bot.GetWebhookInfo()
+	_, err = bot.GetWebhookInfo()
 	if err != nil {
 		t.Error(err)
-	}
-	if info.LastErrorDate != 0 {
-		t.Errorf("[Telegram callback failed]%s", info.LastErrorMessage)
 	}
 	bot.RemoveWebhook()
 }
@@ -516,6 +513,20 @@
 	if err != nil {
 		t.Error(err)
 		t.Fail()
+	}
+}
+
+func TestSendWithMediaGroup(t *testing.T) {
+	bot, _ := getBot(t)
+
+	cfg := tgbotapi.NewMediaGroup(ChatID, []interface{}{
+		tgbotapi.NewInputMediaPhoto("https://i.imgur.com/unQLJIb.jpg"),
+		tgbotapi.NewInputMediaPhoto("https://i.imgur.com/J5qweNZ.jpg"),
+		tgbotapi.NewInputMediaVideo("https://i.imgur.com/F6RmI24.mp4"),
+	})
+	_, err := bot.Send(cfg)
+	if err != nil {
+		t.Error(err)
 	}
 }
 

@@ -497,6 +497,59 @@ func (config VideoConfig) method() string {
 	return "sendVideo"
 }
 
+// AnimationConfig contains information about a SendAnimation request.
+type AnimationConfig struct {
+	BaseFile
+	Duration  int
+	Caption   string
+	ParseMode string
+}
+
+// values returns a url.Values representation of AnimationConfig.
+func (config AnimationConfig) values() (url.Values, error) {
+	v, err := config.BaseChat.values()
+	if err != nil {
+		return v, err
+	}
+
+	v.Add(config.name(), config.FileID)
+	if config.Duration != 0 {
+		v.Add("duration", strconv.Itoa(config.Duration))
+	}
+	if config.Caption != "" {
+		v.Add("caption", config.Caption)
+		if config.ParseMode != "" {
+			v.Add("parse_mode", config.ParseMode)
+		}
+	}
+
+	return v, nil
+}
+
+// params returns a map[string]string representation of AnimationConfig.
+func (config AnimationConfig) params() (map[string]string, error) {
+	params, _ := config.BaseFile.params()
+
+	if config.Caption != "" {
+		params["caption"] = config.Caption
+		if config.ParseMode != "" {
+			params["parse_mode"] = config.ParseMode
+		}
+	}
+
+	return params, nil
+}
+
+// name returns the field name for the Animation.
+func (config AnimationConfig) name() string {
+	return "animation"
+}
+
+// method returns Telegram API method name for sending Animation.
+func (config AnimationConfig) method() string {
+	return "sendAnimation"
+}
+
 // VideoNoteConfig contains information about a SendVideoNote request.
 type VideoNoteConfig struct {
 	BaseFile
@@ -602,6 +655,32 @@
 // method returns Telegram API method name for sending Voice.
 func (config VoiceConfig) method() string {
 	return "sendVoice"
+}
+
+// MediaGroupConfig contains information about a sendMediaGroup request.
+type MediaGroupConfig struct {
+	BaseChat
+	InputMedia []interface{}
+}
+
+func (config MediaGroupConfig) values() (url.Values, error) {
+	v, err := config.BaseChat.values()
+	if err != nil {
+		return v, err
+	}
+
+	data, err := json.Marshal(config.InputMedia)
+	if err != nil {
+		return v, err
+	}
+
+	v.Add("media", string(data))
+
+	return v, nil
+}
+
+func (config MediaGroupConfig) method() string {
+	return "sendMediaGroup"
 }
 
 // LocationConfig contains information about a SendLocation request.

@@ -13,11 +13,12 @@ BaseChat: BaseChat{
 			ChatID:           chatID,
 			ReplyToMessageID: 0,
 		},
-		Text: text,
+		Text:                  text,
 		DisableWebPagePreview: false,
 	}
 }
 
+// NewDeleteMessage creates a request to delete a message.
 func NewDeleteMessage(chatID int64, messageID int) DeleteMessageConfig {
 	return DeleteMessageConfig{
 		ChatID:    chatID,
@@ -200,6 +201,35 @@ },
 	}
 }
 
+// NewAnimationUpload creates a new animation uploader.
+//
+// chatID is where to send it, file is a string path to the file,
+// FileReader, or FileBytes.
+func NewAnimationUpload(chatID int64, file interface{}) AnimationConfig {
+	return AnimationConfig{
+		BaseFile: BaseFile{
+			BaseChat:    BaseChat{ChatID: chatID},
+			File:        file,
+			UseExisting: false,
+		},
+	}
+}
+
+// NewAnimationShare shares an existing animation.
+// You may use this to reshare an existing animation without reuploading it.
+//
+// chatID is where to send it, fileID is the ID of the animation
+// already uploaded.
+func NewAnimationShare(chatID int64, fileID string) AnimationConfig {
+	return AnimationConfig{
+		BaseFile: BaseFile{
+			BaseChat:    BaseChat{ChatID: chatID},
+			FileID:      fileID,
+			UseExisting: true,
+		},
+	}
+}
+
 // NewVideoNoteUpload creates a new video note uploader.
 //
 // chatID is where to send it, file is a string path to the file,
@@ -257,6 +287,33 @@ BaseChat:    BaseChat{ChatID: chatID},
 			FileID:      fileID,
 			UseExisting: true,
 		},
+	}
+}
+
+// NewMediaGroup creates a new media group. Files should be an array of
+// two to ten InputMediaPhoto or InputMediaVideo.
+func NewMediaGroup(chatID int64, files []interface{}) MediaGroupConfig {
+	return MediaGroupConfig{
+		BaseChat: BaseChat{
+			ChatID: chatID,
+		},
+		InputMedia: files,
+	}
+}
+
+// NewInputMediaPhoto creates a new InputMediaPhoto.
+func NewInputMediaPhoto(media string) InputMediaPhoto {
+	return InputMediaPhoto{
+		Type:  "photo",
+		Media: media,
+	}
+}
+
+// NewInputMediaVideo creates a new InputMediaVideo.
+func NewInputMediaVideo(media string) InputMediaVideo {
+	return InputMediaVideo{
+		Type:  "video",
+		Media: media,
 	}
 }
 

@@ -1,17 +1,27 @@
 package tgbotapi
 
 import (
-	"os"
 	"errors"
 	stdlog "log"
+	"os"
 )
 
-var log = stdlog.New(os.Stderr, "", stdlog.LstdFlags)
+// BotLogger is an interface that represents the required methods to log data.
+//
+// Instead of requiring the standard logger, we can just specify the methods we
+// use and allow users to pass anything that implements these.
+type BotLogger interface {
+	Println(v ...interface{})
+	Printf(format string, v ...interface{})
+}
+
+var log BotLogger = stdlog.New(os.Stderr, "", stdlog.LstdFlags)
 
-func SetLogger(newLog *stdlog.Logger) error {
-	if newLog == nil {
+// SetLogger specifies the logger that the package should use.
+func SetLogger(logger BotLogger) error {
+	if logger == nil {
 		return errors.New("logger is nil")
 	}
-	log = newLog
+	log = logger
 	return nil
 }

@@ -0,0 +1,315 @@
+package tgbotapi
+
+// PassportRequestInfoConfig allows you to request passport info
+type PassportRequestInfoConfig struct {
+	BotID     int            `json:"bot_id"`
+	Scope     *PassportScope `json:"scope"`
+	Nonce     string         `json:"nonce"`
+	PublicKey string         `json:"public_key"`
+}
+
+// PassportScopeElement supports using one or one of several elements.
+type PassportScopeElement interface {
+	ScopeType() string
+}
+
+// PassportScope is the requested scopes of data.
+type PassportScope struct {
+	V    int                    `json:"v"`
+	Data []PassportScopeElement `json:"data"`
+}
+
+// PassportScopeElementOneOfSeveral allows you to request any one of the
+// requested documents.
+type PassportScopeElementOneOfSeveral struct {
+}
+
+// ScopeType is the scope type.
+func (eo *PassportScopeElementOneOfSeveral) ScopeType() string {
+	return "one_of"
+}
+
+// PassportScopeElementOne requires the specified element be provided.
+type PassportScopeElementOne struct {
+	Type        string `json:"type"` // One of “personal_details”, “passport”, “driver_license”, “identity_card”, “internal_passport”, “address”, “utility_bill”, “bank_statement”, “rental_agreement”, “passport_registration”, “temporary_registration”, “phone_number”, “email”
+	Selfie      bool   `json:"selfie"`
+	Translation bool   `json:"translation"`
+	NativeNames bool   `json:"native_name"`
+}
+
+// ScopeType is the scope type.
+func (eo *PassportScopeElementOne) ScopeType() string {
+	return "one"
+}
+
+type (
+	// PassportData contains information about Telegram Passport data shared with
+	// the bot by the user.
+	PassportData struct {
+		// Array with information about documents and other Telegram Passport
+		// elements that was shared with the bot
+		Data []EncryptedPassportElement `json:"data"`
+
+		// Encrypted credentials required to decrypt the data
+		Credentials *EncryptedCredentials `json:"credentials"`
+	}
+
+	// PassportFile represents a file uploaded to Telegram Passport. Currently all
+	// Telegram Passport files are in JPEG format when decrypted and don't exceed
+	// 10MB.
+	PassportFile struct {
+		// Unique identifier for this file
+		FileID string `json:"file_id"`
+
+		// File size
+		FileSize int `json:"file_size"`
+
+		// Unix time when the file was uploaded
+		FileDate int64 `json:"file_date"`
+	}
+
+	// EncryptedPassportElement contains information about documents or other
+	// Telegram Passport elements shared with the bot by the user.
+	EncryptedPassportElement struct {
+		// Element type.
+		Type string `json:"type"`
+
+		// Base64-encoded encrypted Telegram Passport element data provided by
+		// the user, available for "personal_details", "passport",
+		// "driver_license", "identity_card", "identity_passport" and "address"
+		// types. Can be decrypted and verified using the accompanying
+		// EncryptedCredentials.
+		Data string `json:"data,omitempty"`
+
+		// User's verified phone number, available only for "phone_number" type
+		PhoneNumber string `json:"phone_number,omitempty"`
+
+		// User's verified email address, available only for "email" type
+		Email string `json:"email,omitempty"`
+
+		// Array of encrypted files with documents provided by the user,
+		// available for "utility_bill", "bank_statement", "rental_agreement",
+		// "passport_registration" and "temporary_registration" types. Files can
+		// be decrypted and verified using the accompanying EncryptedCredentials.
+		Files []PassportFile `json:"files,omitempty"`
+
+		// Encrypted file with the front side of the document, provided by the
+		// user. Available for "passport", "driver_license", "identity_card" and
+		// "internal_passport". The file can be decrypted and verified using the
+		// accompanying EncryptedCredentials.
+		FrontSide *PassportFile `json:"front_side,omitempty"`
+
+		// Encrypted file with the reverse side of the document, provided by the
+		// user. Available for "driver_license" and "identity_card". The file can
+		// be decrypted and verified using the accompanying EncryptedCredentials.
+		ReverseSide *PassportFile `json:"reverse_side,omitempty"`
+
+		// Encrypted file with the selfie of the user holding a document,
+		// provided by the user; available for "passport", "driver_license",
+		// "identity_card" and "internal_passport". The file can be decrypted
+		// and verified using the accompanying EncryptedCredentials.
+		Selfie *PassportFile `json:"selfie,omitempty"`
+	}
+
+	// EncryptedCredentials contains data required for decrypting and
+	// authenticating EncryptedPassportElement. See the Telegram Passport
+	// Documentation for a complete description of the data decryption and
+	// authentication processes.
+	EncryptedCredentials struct {
+		// Base64-encoded encrypted JSON-serialized data with unique user's
+		// payload, data hashes and secrets required for EncryptedPassportElement
+		// decryption and authentication
+		Data string `json:"data"`
+
+		// Base64-encoded data hash for data authentication
+		Hash string `json:"hash"`
+
+		// Base64-encoded secret, encrypted with the bot's public RSA key,
+		// required for data decryption
+		Secret string `json:"secret"`
+	}
+
+	// PassportElementError represents an error in the Telegram Passport element
+	// which was submitted that should be resolved by the user.
+	PassportElementError interface{}
+
+	// PassportElementErrorDataField represents an issue in one of the data
+	// fields that was provided by the user. The error is considered resolved
+	// when the field's value changes.
+	PassportElementErrorDataField struct {
+		// Error source, must be data
+		Source string `json:"source"`
+
+		// The section of the user's Telegram Passport which has the error, one
+		// of "personal_details", "passport", "driver_license", "identity_card",
+		// "internal_passport", "address"
+		Type string `json:"type"`
+
+		// Name of the data field which has the error
+		FieldName string `json:"field_name"`
+
+		// Base64-encoded data hash
+		DataHash string `json:"data_hash"`
+
+		// Error message
+		Message string `json:"message"`
+	}
+
+	// PassportElementErrorFrontSide represents an issue with the front side of
+	// a document. The error is considered resolved when the file with the front
+	// side of the document changes.
+	PassportElementErrorFrontSide struct {
+		// Error source, must be front_side
+		Source string `json:"source"`
+
+		// The section of the user's Telegram Passport which has the issue, one
+		// of "passport", "driver_license", "identity_card", "internal_passport"
+		Type string `json:"type"`
+
+		// Base64-encoded hash of the file with the front side of the document
+		FileHash string `json:"file_hash"`
+
+		// Error message
+		Message string `json:"message"`
+	}
+
+	// PassportElementErrorReverseSide represents an issue with the reverse side
+	// of a document. The error is considered resolved when the file with reverse
+	// side of the document changes.
+	PassportElementErrorReverseSide struct {
+		// Error source, must be reverse_side
+		Source string `json:"source"`
+
+		// The section of the user's Telegram Passport which has the issue, one
+		// of "driver_license", "identity_card"
+		Type string `json:"type"`
+
+		// Base64-encoded hash of the file with the reverse side of the document
+		FileHash string `json:"file_hash"`
+
+		// Error message
+		Message string `json:"message"`
+	}
+
+	// PassportElementErrorSelfie represents an issue with the selfie with a
+	// document. The error is considered resolved when the file with the selfie
+	// changes.
+	PassportElementErrorSelfie struct {
+		// Error source, must be selfie
+		Source string `json:"source"`
+
+		// The section of the user's Telegram Passport which has the issue, one
+		// of "passport", "driver_license", "identity_card", "internal_passport"
+		Type string `json:"type"`
+
+		// Base64-encoded hash of the file with the selfie
+		FileHash string `json:"file_hash"`
+
+		// Error message
+		Message string `json:"message"`
+	}
+
+	// PassportElementErrorFile represents an issue with a document scan. The
+	// error is considered resolved when the file with the document scan changes.
+	PassportElementErrorFile struct {
+		// Error source, must be file
+		Source string `json:"source"`
+
+		// The section of the user's Telegram Passport which has the issue, one
+		// of "utility_bill", "bank_statement", "rental_agreement",
+		// "passport_registration", "temporary_registration"
+		Type string `json:"type"`
+
+		// Base64-encoded file hash
+		FileHash string `json:"file_hash"`
+
+		// Error message
+		Message string `json:"message"`
+	}
+
+	// PassportElementErrorFiles represents an issue with a list of scans. The
+	// error is considered resolved when the list of files containing the scans
+	// changes.
+	PassportElementErrorFiles struct {
+		// Error source, must be files
+		Source string `json:"source"`
+
+		// The section of the user's Telegram Passport which has the issue, one
+		// of "utility_bill", "bank_statement", "rental_agreement",
+		// "passport_registration", "temporary_registration"
+		Type string `json:"type"`
+
+		// List of base64-encoded file hashes
+		FileHashes []string `json:"file_hashes"`
+
+		// Error message
+		Message string `json:"message"`
+	}
+
+	// Credentials contains encrypted data.
+	Credentials struct {
+		Data SecureData `json:"secure_data"`
+		// Nonce the same nonce given in the request
+		Nonce string `json:"nonce"`
+	}
+
+	// SecureData is a map of the fields and their encrypted values.
+	SecureData map[string]*SecureValue
+	// PersonalDetails       *SecureValue `json:"personal_details"`
+	// Passport              *SecureValue `json:"passport"`
+	// InternalPassport      *SecureValue `json:"internal_passport"`
+	// DriverLicense         *SecureValue `json:"driver_license"`
+	// IdentityCard          *SecureValue `json:"identity_card"`
+	// Address               *SecureValue `json:"address"`
+	// UtilityBill           *SecureValue `json:"utility_bill"`
+	// BankStatement         *SecureValue `json:"bank_statement"`
+	// RentalAgreement       *SecureValue `json:"rental_agreement"`
+	// PassportRegistration  *SecureValue `json:"passport_registration"`
+	// TemporaryRegistration *SecureValue `json:"temporary_registration"`
+
+	// SecureValue contains encrypted values for a SecureData item.
+	SecureValue struct {
+		Data        *DataCredentials   `json:"data"`
+		FrontSide   *FileCredentials   `json:"front_side"`
+		ReverseSide *FileCredentials   `json:"reverse_side"`
+		Selfie      *FileCredentials   `json:"selfie"`
+		Translation []*FileCredentials `json:"translation"`
+		Files       []*FileCredentials `json:"files"`
+	}
+
+	// DataCredentials contains information required to decrypt data.
+	DataCredentials struct {
+		// DataHash checksum of encrypted data
+		DataHash string `json:"data_hash"`
+		// Secret of encrypted data
+		Secret string `json:"secret"`
+	}
+
+	// FileCredentials contains information required to decrypt files.
+	FileCredentials struct {
+		// FileHash checksum of encrypted data
+		FileHash string `json:"file_hash"`
+		// Secret of encrypted data
+		Secret string `json:"secret"`
+	}
+
+	// PersonalDetails https://core.telegram.org/passport#personaldetails
+	PersonalDetails struct {
+		FirstName            string `json:"first_name"`
+		LastName             string `json:"last_name"`
+		MiddleName           string `json:"middle_name"`
+		BirthDate            string `json:"birth_date"`
+		Gender               string `json:"gender"`
+		CountryCode          string `json:"country_code"`
+		ResidenceCountryCode string `json:"residence_country_code"`
+		FirstNameNative      string `json:"first_name_native"`
+		LastNameNative       string `json:"last_name_native"`
+		MiddleNameNative     string `json:"middle_name_native"`
+	}
+
+	// IDDocumentData https://core.telegram.org/passport#iddocumentdata
+	IDDocumentData struct {
+		DocumentNumber string `json:"document_no"`
+		ExpiryDate     string `json:"expiry_date"`
+	}
+)

@@ -144,6 +144,7 @@ Text                  string             `json:"text"`                    // optional
 	Entities              *[]MessageEntity   `json:"entities"`                // optional
 	Audio                 *Audio             `json:"audio"`                   // optional
 	Document              *Document          `json:"document"`                // optional
+	Animation             *ChatAnimation     `json:"animation"`               // optional
 	Game                  *Game              `json:"game"`                    // optional
 	Photo                 *[]PhotoSize       `json:"photo"`                   // optional
 	Sticker               *Sticker           `json:"sticker"`                 // optional
@@ -167,6 +168,7 @@ MigrateFromChatID     int64              `json:"migrate_from_chat_id"`    // optional
 	PinnedMessage         *Message           `json:"pinned_message"`          // optional
 	Invoice               *Invoice           `json:"invoice"`                 // optional
 	SuccessfulPayment     *SuccessfulPayment `json:"successful_payment"`      // optional
+	PassportData          *PassportData      `json:"passport_data,omitempty"` // optional
 }
 
 // Time converts the message timestamp into a Time.
@@ -291,6 +293,18 @@ Thumbnail *PhotoSize `json:"thumb"`     // optional
 	Emoji     string     `json:"emoji"`     // optional
 	FileSize  int        `json:"file_size"` // optional
 	SetName   string     `json:"set_name"`  // optional
+}
+
+// ChatAnimation contains information about an animation.
+type ChatAnimation struct {
+	FileID    string     `json:"file_id"`
+	Width     int        `json:"width"`
+	Height    int        `json:"height"`
+	Duration  int        `json:"duration"`
+	Thumbnail *PhotoSize `json:"thumb"`     // optional
+	FileName  string     `json:"file_name"` // optional
+	MimeType  string     `json:"mime_type"` // optional
+	FileSize  int        `json:"file_size"` // optional
 }
 
 // Video contains information about a video.
@@ -509,6 +523,27 @@
 // IsSet returns true if a webhook is currently set.
 func (info WebhookInfo) IsSet() bool {
 	return info.URL != ""
+}
+
+// InputMediaPhoto contains a photo for displaying as part of a media group.
+type InputMediaPhoto struct {
+	Type      string `json:"type"`
+	Media     string `json:"media"`
+	Caption   string `json:"caption"`
+	ParseMode string `json:"parse_mode"`
+}
+
+// InputMediaVideo contains a video for displaying as part of a media group.
+type InputMediaVideo struct {
+	Type  string `json:"type"`
+	Media string `json:"media"`
+	// thumb intentionally missing as it is not currently compatible
+	Caption           string `json:"caption"`
+	ParseMode         string `json:"parse_mode"`
+	Width             int    `json:"width"`
+	Height            int    `json:"height"`
+	Duration          int    `json:"duration"`
+	SupportsStreaming bool   `json:"supports_streaming"`
 }
 
 // InlineQuery is a Query from Telegram for an inline request.