mautrix-whatsapp/provisioning.go

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// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2022 Tulir Asokan
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//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package main
import (
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"bufio"
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"context"
"encoding/json"
"errors"
"fmt"
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"net"
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"net/http"
"strings"
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"time"
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"github.com/gorilla/mux"
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"github.com/gorilla/websocket"
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"go.mau.fi/whatsmeow/appstate"
"go.mau.fi/whatsmeow/types"
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"go.mau.fi/whatsmeow"
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log "maunium.net/go/maulogger/v2"
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"maunium.net/go/mautrix/bridge/status"
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"maunium.net/go/mautrix/id"
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)
type ProvisioningAPI struct {
bridge *WABridge
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log log.Logger
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}
func (prov *ProvisioningAPI) Init() {
prov.log = prov.bridge.Log.Sub("Provisioning")
prov.log.Debugln("Enabling provisioning API at", prov.bridge.Config.Bridge.Provisioning.Prefix)
r := prov.bridge.AS.Router.PathPrefix(prov.bridge.Config.Bridge.Provisioning.Prefix).Subrouter()
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r.Use(prov.AuthMiddleware)
r.HandleFunc("/v1/ping", prov.Ping).Methods(http.MethodGet)
r.HandleFunc("/v1/login", prov.Login).Methods(http.MethodGet)
r.HandleFunc("/v1/logout", prov.Logout).Methods(http.MethodPost)
r.HandleFunc("/v1/delete_session", prov.DeleteSession).Methods(http.MethodPost)
r.HandleFunc("/v1/disconnect", prov.Disconnect).Methods(http.MethodPost)
r.HandleFunc("/v1/reconnect", prov.Reconnect).Methods(http.MethodPost)
r.HandleFunc("/v1/debug/appstate/{name}", prov.SyncAppState).Methods(http.MethodPost)
r.HandleFunc("/v1/contacts", prov.ListContacts).Methods(http.MethodGet)
r.HandleFunc("/v1/groups", prov.ListGroups).Methods(http.MethodGet, http.MethodPost)
r.HandleFunc("/v1/resolve_identifier/{number}", prov.ResolveIdentifier).Methods(http.MethodGet)
r.HandleFunc("/v1/bulk_resolve_identifier", prov.BulkResolveIdentifier).Methods(http.MethodPost)
r.HandleFunc("/v1/pm/{number}", prov.StartPM).Methods(http.MethodPost)
r.HandleFunc("/v1/open/{groupID}", prov.OpenGroup).Methods(http.MethodPost)
r.HandleFunc("/v1/group/open/{groupID}", prov.OpenGroup).Methods(http.MethodPost)
r.HandleFunc("/v1/group/resolve/{inviteCode}", prov.ResolveGroupInvite).Methods(http.MethodPost)
r.HandleFunc("/v1/group/join/{inviteCode}", prov.JoinGroup).Methods(http.MethodPost)
prov.bridge.AS.Router.HandleFunc("/_matrix/app/com.beeper.asmux/ping", prov.BridgeStatePing).Methods(http.MethodPost)
prov.bridge.AS.Router.HandleFunc("/_matrix/app/com.beeper.bridge_state", prov.BridgeStatePing).Methods(http.MethodPost)
// Deprecated, just use /disconnect
r.HandleFunc("/v1/delete_connection", prov.Disconnect).Methods(http.MethodPost)
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}
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type responseWrap struct {
http.ResponseWriter
statusCode int
}
var _ http.Hijacker = (*responseWrap)(nil)
func (rw *responseWrap) WriteHeader(statusCode int) {
rw.ResponseWriter.WriteHeader(statusCode)
rw.statusCode = statusCode
}
func (rw *responseWrap) Hijack() (net.Conn, *bufio.ReadWriter, error) {
hijacker, ok := rw.ResponseWriter.(http.Hijacker)
if !ok {
return nil, nil, errors.New("response does not implement http.Hijacker")
}
return hijacker.Hijack()
}
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func (prov *ProvisioningAPI) AuthMiddleware(h http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
auth := r.Header.Get("Authorization")
if len(auth) == 0 && strings.HasSuffix(r.URL.Path, "/login") {
authParts := strings.Split(r.Header.Get("Sec-WebSocket-Protocol"), ",")
for _, part := range authParts {
part = strings.TrimSpace(part)
if strings.HasPrefix(part, "net.maunium.whatsapp.auth-") {
auth = part[len("net.maunium.whatsapp.auth-"):]
break
}
}
} else if strings.HasPrefix(auth, "Bearer ") {
auth = auth[len("Bearer "):]
}
if auth != prov.bridge.Config.Bridge.Provisioning.SharedSecret {
prov.log.Infof("Authentication token does not match shared secret")
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jsonResponse(w, http.StatusForbidden, map[string]interface{}{
"error": "Authentication token does not match shared secret",
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"errcode": "M_FORBIDDEN",
})
return
}
userID := r.URL.Query().Get("user_id")
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user := prov.bridge.GetUserByMXID(id.UserID(userID))
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start := time.Now()
wWrap := &responseWrap{w, 200}
h.ServeHTTP(wWrap, r.WithContext(context.WithValue(r.Context(), "user", user)))
duration := time.Now().Sub(start).Seconds()
prov.log.Infofln("%s %s from %s took %.2f seconds and returned status %d", r.Method, r.URL.Path, user.MXID, duration, wWrap.statusCode)
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})
}
type Error struct {
Success bool `json:"success"`
Error string `json:"error"`
ErrCode string `json:"errcode"`
}
type Response struct {
Success bool `json:"success"`
Status string `json:"status"`
}
func (prov *ProvisioningAPI) DeleteSession(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
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if user.Session == nil && user.Client == nil {
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jsonResponse(w, http.StatusNotFound, Error{
Error: "Nothing to purge: no session information stored and no active connection.",
ErrCode: "no session",
})
return
}
user.DeleteConnection()
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user.DeleteSession()
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jsonResponse(w, http.StatusOK, Response{true, "Session information purged"})
user.removeFromJIDMap(status.BridgeState{StateEvent: status.StateLoggedOut})
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}
func (prov *ProvisioningAPI) Disconnect(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
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if user.Client == nil {
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jsonResponse(w, http.StatusNotFound, Error{
Error: "You don't have a WhatsApp connection.",
ErrCode: "no connection",
})
return
}
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user.DeleteConnection()
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jsonResponse(w, http.StatusOK, Response{true, "Disconnected from WhatsApp"})
user.BridgeState.Send(status.BridgeState{StateEvent: status.StateBadCredentials, Error: WANotConnected})
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}
func (prov *ProvisioningAPI) Reconnect(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
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if user.Client == nil {
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if user.Session == nil {
jsonResponse(w, http.StatusForbidden, Error{
Error: "No existing connection and no session. Please log in first.",
ErrCode: "no session",
})
} else {
user.Connect()
jsonResponse(w, http.StatusAccepted, Response{true, "Created connection to WhatsApp."})
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}
} else {
user.DeleteConnection()
user.BridgeState.Send(status.BridgeState{StateEvent: status.StateTransientDisconnect, Error: WANotConnected})
user.Connect()
jsonResponse(w, http.StatusAccepted, Response{true, "Restarted connection to WhatsApp"})
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}
}
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func (prov *ProvisioningAPI) SyncAppState(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
if user == nil || user.Client == nil {
jsonResponse(w, http.StatusNotFound, Error{
Error: "User is not connected to WhatsApp",
ErrCode: "no session",
})
return
}
vars := mux.Vars(r)
nameStr := vars["name"]
if len(nameStr) == 0 {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "The `name` parameter is required",
ErrCode: "missing-name-param",
})
return
}
var name appstate.WAPatchName
for _, existingName := range appstate.AllPatchNames {
if nameStr == string(existingName) {
name = existingName
}
}
if len(name) == 0 {
jsonResponse(w, http.StatusBadRequest, Error{
Error: fmt.Sprintf("'%s' is not a valid app state patch name", nameStr),
ErrCode: "invalid-name-param",
})
return
}
fullStr := r.URL.Query().Get("full")
fullSync := len(fullStr) > 0 && (fullStr == "1" || strings.ToLower(fullStr)[0] == 't')
err := user.Client.FetchAppState(name, fullSync, false)
if err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{false, err.Error(), "sync-fail"})
} else {
jsonResponse(w, http.StatusOK, Response{true, fmt.Sprintf("Synced app state %s", name)})
}
}
func (prov *ProvisioningAPI) ListContacts(w http.ResponseWriter, r *http.Request) {
if user := r.Context().Value("user").(*User); user.Session == nil {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "User is not logged into WhatsApp",
ErrCode: "no session",
})
} else if contacts, err := user.Session.Contacts.GetAllContacts(); err != nil {
prov.log.Errorfln("Failed to fetch %s's contacts: %v", user.MXID, err)
jsonResponse(w, http.StatusInternalServerError, Error{
Error: "Internal server error while fetching contact list",
ErrCode: "failed to get contacts",
})
} else {
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augmentedContacts := map[types.JID]interface{}{}
for jid, contact := range contacts {
var avatarUrl id.ContentURI
if puppet := prov.bridge.GetPuppetByJID(jid); puppet != nil {
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avatarUrl = puppet.AvatarURL
}
augmentedContacts[jid] = map[string]interface{}{
"Found": contact.Found,
"FirstName": contact.FirstName,
"FullName": contact.FullName,
"PushName": contact.PushName,
"BusinessName": contact.BusinessName,
"AvatarURL": avatarUrl,
}
}
jsonResponse(w, http.StatusOK, augmentedContacts)
}
}
func (prov *ProvisioningAPI) ListGroups(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
if user.Session == nil {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "User is not logged into WhatsApp",
ErrCode: "no session",
})
return
}
if r.Method == http.MethodPost {
err := user.ResyncGroups(r.URL.Query().Get("create_portals") == "true")
if err != nil {
prov.log.Errorfln("Failed to resync %s's groups: %v", user.MXID, err)
jsonResponse(w, http.StatusInternalServerError, Error{
Error: "Internal server error while resyncing groups",
ErrCode: "failed to sync groups",
})
return
}
}
if groups, err := user.getCachedGroupList(); err != nil {
prov.log.Errorfln("Failed to fetch %s's groups: %v", user.MXID, err)
jsonResponse(w, http.StatusInternalServerError, Error{
Error: "Internal server error while fetching group list",
ErrCode: "failed to get groups",
})
} else {
jsonResponse(w, http.StatusOK, groups)
}
}
type OtherUserInfo struct {
MXID id.UserID `json:"mxid"`
JID types.JID `json:"jid"`
Name string `json:"displayname"`
Avatar id.ContentURI `json:"avatar_url"`
}
type PortalInfo struct {
RoomID id.RoomID `json:"room_id"`
OtherUser *OtherUserInfo `json:"other_user,omitempty"`
GroupInfo *types.GroupInfo `json:"group_info,omitempty"`
JustCreated bool `json:"just_created"`
}
func looksEmaily(str string) bool {
for _, char := range str {
// Characters that are usually in emails, but shouldn't be in phone numbers
if (char >= 'a' && char <= 'z') || (char >= 'A' && char <= 'Z') || char == '@' {
return true
}
}
return false
}
func (prov *ProvisioningAPI) resolveIdentifier(w http.ResponseWriter, r *http.Request) (types.JID, *User) {
number, _ := mux.Vars(r)["number"]
if strings.HasSuffix(number, "@"+types.DefaultUserServer) {
jid, _ := types.ParseJID(number)
number = "+" + jid.User
}
if looksEmaily(number) {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "WhatsApp only supports phone numbers as user identifiers",
ErrCode: "number looks like email",
})
} else if user := r.Context().Value("user").(*User); !user.IsLoggedIn() {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "User is not logged into WhatsApp",
ErrCode: "no session",
})
} else if resp, err := user.Client.IsOnWhatsApp([]string{number}); err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to check if number is on WhatsApp: %v", err),
ErrCode: "error checking number",
})
} else if len(resp) == 0 {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: "Didn't get a response to checking if the number is on WhatsApp",
ErrCode: "error checking number",
})
} else if !resp[0].IsIn {
jsonResponse(w, http.StatusNotFound, Error{
Error: fmt.Sprintf("The server said +%s is not on WhatsApp", resp[0].JID.User),
ErrCode: "not on whatsapp",
})
} else {
return resp[0].JID, user
}
return types.EmptyJID, nil
}
func (prov *ProvisioningAPI) StartPM(w http.ResponseWriter, r *http.Request) {
jid, user := prov.resolveIdentifier(w, r)
if jid.IsEmpty() || user == nil {
// resolveIdentifier already responded with an error
return
}
portal, puppet, justCreated, err := user.StartPM(jid, "provisioning API PM")
if err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to create portal: %v", err),
})
}
status := http.StatusOK
if justCreated {
status = http.StatusCreated
}
jsonResponse(w, status, PortalInfo{
RoomID: portal.MXID,
OtherUser: &OtherUserInfo{
JID: puppet.JID,
MXID: puppet.MXID,
Name: puppet.Displayname,
Avatar: puppet.AvatarURL,
},
JustCreated: justCreated,
})
}
func (prov *ProvisioningAPI) ResolveIdentifier(w http.ResponseWriter, r *http.Request) {
jid, user := prov.resolveIdentifier(w, r)
if jid.IsEmpty() || user == nil {
// resolveIdentifier already responded with an error
return
}
portal := user.GetPortalByJID(jid)
puppet := user.bridge.GetPuppetByJID(jid)
jsonResponse(w, http.StatusOK, PortalInfo{
RoomID: portal.MXID,
OtherUser: &OtherUserInfo{
JID: puppet.JID,
MXID: puppet.MXID,
Name: puppet.Displayname,
Avatar: puppet.AvatarURL,
},
})
}
type ReqBulkResolveIdentifier struct {
Numbers []string `json:"numbers"`
}
func (prov *ProvisioningAPI) BulkResolveIdentifier(w http.ResponseWriter, r *http.Request) {
var req ReqBulkResolveIdentifier
var resp []types.IsOnWhatsAppResponse
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "Failed to parse request JSON",
ErrCode: "bad json",
})
} else if user := r.Context().Value("user").(*User); !user.IsLoggedIn() {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "User is not logged into WhatsApp",
ErrCode: "no session",
})
} else if resp, err = user.Client.IsOnWhatsApp(req.Numbers); err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to check if number is on WhatsApp: %v", err),
ErrCode: "error checking number",
})
} else {
jsonResponse(w, http.StatusOK, resp)
}
}
func (prov *ProvisioningAPI) OpenGroup(w http.ResponseWriter, r *http.Request) {
groupID, _ := mux.Vars(r)["groupID"]
if user := r.Context().Value("user").(*User); !user.IsLoggedIn() {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "User is not logged into WhatsApp",
ErrCode: "no session",
})
} else if jid, err := types.ParseJID(groupID); err != nil || jid.Server != types.GroupServer || (!strings.ContainsRune(jid.User, '-') && len(jid.User) < 15) {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "Invalid group ID",
ErrCode: "invalid group id",
})
} else if info, err := user.Client.GetGroupInfo(jid); err != nil {
// TODO return better responses for different errors (like ErrGroupNotFound and ErrNotInGroup)
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to get group info: %v", err),
ErrCode: "error getting group info",
})
} else {
prov.log.Debugln("Importing", jid, "for", user.MXID)
portal := user.GetPortalByJID(info.JID)
status := http.StatusOK
if len(portal.MXID) == 0 {
err = portal.CreateMatrixRoom(user, info, true, true)
if err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to create portal: %v", err),
})
return
}
status = http.StatusCreated
}
jsonResponse(w, status, PortalInfo{
RoomID: portal.MXID,
GroupInfo: info,
JustCreated: status == http.StatusCreated,
})
}
}
func (prov *ProvisioningAPI) resolveGroupInvite(w http.ResponseWriter, r *http.Request) (*types.GroupInfo, *User) {
inviteCode, _ := mux.Vars(r)["inviteCode"]
if user := r.Context().Value("user").(*User); !user.IsLoggedIn() {
jsonResponse(w, http.StatusBadRequest, Error{
Error: "User is not logged into WhatsApp",
ErrCode: "no session",
})
} else if info, err := user.Client.GetGroupInfoFromLink(inviteCode); err != nil {
if errors.Is(err, whatsmeow.ErrInviteLinkRevoked) {
jsonResponse(w, http.StatusBadRequest, Error{
Error: whatsmeow.ErrInviteLinkRevoked.Error(),
ErrCode: "invite link revoked",
})
} else if errors.Is(err, whatsmeow.ErrInviteLinkInvalid) {
jsonResponse(w, http.StatusBadRequest, Error{
Error: whatsmeow.ErrInviteLinkInvalid.Error(),
ErrCode: "invalid invite link",
})
} else {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to fetch group info with link: %v", err),
ErrCode: "error getting group info",
})
}
} else {
return info, user
}
return nil, nil
}
func (prov *ProvisioningAPI) ResolveGroupInvite(w http.ResponseWriter, r *http.Request) {
info, user := prov.resolveGroupInvite(w, r)
if info == nil {
return
}
jsonResponse(w, http.StatusOK, PortalInfo{
RoomID: user.GetPortalByJID(info.JID).MXID,
GroupInfo: info,
})
}
func (prov *ProvisioningAPI) JoinGroup(w http.ResponseWriter, r *http.Request) {
info, user := prov.resolveGroupInvite(w, r)
if info == nil {
return
}
user.groupJoinLock.Lock()
user.skipGroupCreateDelay = info.JID
defer func() {
user.skipGroupCreateDelay = types.EmptyJID
user.groupJoinLock.Unlock()
}()
inviteCode, _ := mux.Vars(r)["inviteCode"]
if jid, err := user.Client.JoinGroupWithLink(inviteCode); err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to join group: %v", err),
ErrCode: "error joining group",
})
} else {
prov.log.Debugln(user.MXID, "successfully joined group", jid)
portal := user.GetPortalByJID(jid)
status := http.StatusOK
if len(portal.MXID) == 0 {
time.Sleep(500 * time.Millisecond) // Wait for incoming group info to create the portal automatically
err = portal.CreateMatrixRoom(user, info, true, true)
if err != nil {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Failed to create portal: %v", err),
})
return
}
status = http.StatusCreated
}
jsonResponse(w, status, PortalInfo{
RoomID: portal.MXID,
GroupInfo: info,
JustCreated: status == http.StatusCreated,
})
}
}
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func (prov *ProvisioningAPI) Ping(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
wa := map[string]interface{}{
"has_session": user.Session != nil,
"management_room": user.ManagementRoom,
"conn": nil,
}
if !user.JID.IsEmpty() {
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wa["jid"] = user.JID.String()
wa["phone"] = "+" + user.JID.User
wa["device"] = user.JID.Device
if user.Session != nil {
wa["platform"] = user.Session.Platform
}
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}
if user.Client != nil {
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wa["conn"] = map[string]interface{}{
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"is_connected": user.Client.IsConnected(),
"is_logged_in": user.Client.IsLoggedIn(),
}
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}
resp := map[string]interface{}{
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"mxid": user.MXID,
"admin": user.Admin,
"whitelisted": user.Whitelisted,
"relay_whitelisted": user.RelayWhitelisted,
"whatsapp": wa,
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}
jsonResponse(w, http.StatusOK, resp)
}
func jsonResponse(w http.ResponseWriter, status int, response interface{}) {
w.Header().Add("Content-Type", "application/json")
w.WriteHeader(status)
_ = json.NewEncoder(w).Encode(response)
}
func (prov *ProvisioningAPI) Logout(w http.ResponseWriter, r *http.Request) {
user := r.Context().Value("user").(*User)
if user.Session == nil {
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jsonResponse(w, http.StatusOK, Error{
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Error: "You're not logged in",
ErrCode: "not logged in",
})
return
}
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force := strings.ToLower(r.URL.Query().Get("force")) != "false"
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if user.Client == nil {
if !force {
jsonResponse(w, http.StatusNotFound, Error{
Error: "You're not connected",
ErrCode: "not connected",
})
}
} else {
err := user.Client.Logout()
if err != nil {
user.log.Warnln("Error while logging out:", err)
if !force {
jsonResponse(w, http.StatusInternalServerError, Error{
Error: fmt.Sprintf("Unknown error while logging out: %v", err),
ErrCode: err.Error(),
})
return
}
} else {
user.Session = nil
}
user.DeleteConnection()
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}
user.bridge.Metrics.TrackConnectionState(user.JID, false)
user.removeFromJIDMap(status.BridgeState{StateEvent: status.StateLoggedOut})
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user.DeleteSession()
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jsonResponse(w, http.StatusOK, Response{true, "Logged out successfully."})
}
var upgrader = websocket.Upgrader{
CheckOrigin: func(r *http.Request) bool {
return true
},
Subprotocols: []string{"net.maunium.whatsapp.login"},
}
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func (prov *ProvisioningAPI) Login(w http.ResponseWriter, r *http.Request) {
userID := r.URL.Query().Get("user_id")
user := prov.bridge.GetUserByMXID(id.UserID(userID))
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c, err := upgrader.Upgrade(w, r, nil)
if err != nil {
prov.log.Errorln("Failed to upgrade connection to websocket:", err)
return
}
defer func() {
err := c.Close()
if err != nil {
user.log.Debugln("Error closing websocket:", err)
}
}()
go func() {
// Read everything so SetCloseHandler() works
for {
_, _, err = c.ReadMessage()
if err != nil {
break
}
}
}()
ctx, cancel := context.WithCancel(context.Background())
c.SetCloseHandler(func(code int, text string) error {
user.log.Debugfln("Login websocket closed (%d), cancelling login", code)
cancel()
return nil
})
if userTimezone := r.URL.Query().Get("tz"); userTimezone != "" {
user.log.Debug("Setting timezone to %s", userTimezone)
user.Timezone = userTimezone
user.Update()
} else {
user.log.Debug("No timezone provided in request")
}
qrChan, err := user.Login(ctx)
if err != nil {
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user.log.Errorln("Failed to log in from provisioning API:", err)
if errors.Is(err, ErrAlreadyLoggedIn) {
go user.Connect()
_ = c.WriteJSON(Error{
Error: "You're already logged into WhatsApp",
ErrCode: "already logged in",
})
} else {
_ = c.WriteJSON(Error{
Error: "Failed to connect to WhatsApp",
ErrCode: "connection error",
})
}
}
user.log.Debugln("Started login via provisioning API")
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Segment.Track(user.MXID, "$login_start")
for {
select {
case evt := <-qrChan:
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switch evt.Event {
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case whatsmeow.QRChannelSuccess.Event:
jid := user.Client.Store.ID
user.log.Debugln("Successful login as", jid, "via provisioning API")
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Segment.Track(user.MXID, "$login_success")
_ = c.WriteJSON(map[string]interface{}{
"success": true,
"jid": jid,
"phone": fmt.Sprintf("+%s", jid.User),
"platform": user.Client.Store.Platform,
})
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case whatsmeow.QRChannelTimeout.Event:
user.log.Debugln("Login via provisioning API timed out")
errCode := "login timed out"
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Segment.Track(user.MXID, "$login_failure", map[string]interface{}{"error": errCode})
_ = c.WriteJSON(Error{
Error: "QR code scan timed out. Please try again.",
ErrCode: errCode,
})
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case whatsmeow.QRChannelErrUnexpectedEvent.Event:
user.log.Debugln("Login via provisioning API failed due to unexpected event")
errCode := "unexpected event"
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Segment.Track(user.MXID, "$login_failure", map[string]interface{}{"error": errCode})
_ = c.WriteJSON(Error{
Error: "Got unexpected event while waiting for QRs, perhaps you're already logged in?",
ErrCode: errCode,
})
case whatsmeow.QRChannelClientOutdated.Event:
user.log.Debugln("Login via provisioning API failed due to outdated client")
errCode := "bridge outdated"
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Segment.Track(user.MXID, "$login_failure", map[string]interface{}{"error": errCode})
_ = c.WriteJSON(Error{
Error: "Got client outdated error while waiting for QRs. The bridge must be updated to continue.",
ErrCode: errCode,
})
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case whatsmeow.QRChannelScannedWithoutMultidevice.Event:
errCode := "multidevice not enabled"
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Segment.Track(user.MXID, "$login_failure", map[string]interface{}{"error": errCode})
_ = c.WriteJSON(Error{
Error: "Please enable the WhatsApp multidevice beta and scan the QR code again.",
ErrCode: errCode,
})
continue
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case "error":
errCode := "fatal error"
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Segment.Track(user.MXID, "$login_failure", map[string]interface{}{"error": errCode})
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_ = c.WriteJSON(Error{
Error: "Fatal error while logging in",
ErrCode: errCode,
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})
case "code":
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Segment.Track(user.MXID, "$qrcode_retrieved")
_ = c.WriteJSON(map[string]interface{}{
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"code": evt.Code,
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"timeout": int(evt.Timeout.Seconds()),
})
continue
}
return
case <-ctx.Done():
return
}
}
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}