mautrix-whatsapp/commands.go
2021-03-08 01:51:37 +02:00

926 lines
28 KiB
Go

// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2020 Tulir Asokan
//
// 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/>.
package main
import (
"context"
"errors"
"fmt"
"math"
"sort"
"strconv"
"strings"
"github.com/Rhymen/go-whatsapp"
"maunium.net/go/maulogger/v2"
"maunium.net/go/mautrix"
"maunium.net/go/mautrix/appservice"
"maunium.net/go/mautrix/event"
"maunium.net/go/mautrix/format"
"maunium.net/go/mautrix/id"
"maunium.net/go/mautrix-whatsapp/database"
)
type CommandHandler struct {
bridge *Bridge
log maulogger.Logger
}
// NewCommandHandler creates a CommandHandler
func NewCommandHandler(bridge *Bridge) *CommandHandler {
return &CommandHandler{
bridge: bridge,
log: bridge.Log.Sub("Command handler"),
}
}
// CommandEvent stores all data which might be used to handle commands
type CommandEvent struct {
Bot *appservice.IntentAPI
Bridge *Bridge
Portal *Portal
Handler *CommandHandler
RoomID id.RoomID
User *User
Command string
Args []string
}
// Reply sends a reply to command as notice
func (ce *CommandEvent) Reply(msg string, args ...interface{}) {
content := format.RenderMarkdown(fmt.Sprintf(msg, args...), true, false)
content.MsgType = event.MsgNotice
intent := ce.Bot
if ce.Portal != nil && ce.Portal.IsPrivateChat() {
intent = ce.Portal.MainIntent()
}
_, err := intent.SendMessageEvent(ce.RoomID, event.EventMessage, content)
if err != nil {
ce.Handler.log.Warnfln("Failed to reply to command from %s: %v", ce.User.MXID, err)
}
}
// Handle handles messages to the bridge
func (handler *CommandHandler) Handle(roomID id.RoomID, user *User, message string) {
args := strings.Fields(message)
if len(args) == 0 {
args = []string{"unknown-command"}
}
ce := &CommandEvent{
Bot: handler.bridge.Bot,
Bridge: handler.bridge,
Portal: handler.bridge.GetPortalByMXID(roomID),
Handler: handler,
RoomID: roomID,
User: user,
Command: strings.ToLower(args[0]),
Args: args[1:],
}
handler.log.Debugfln("%s sent '%s' in %s", user.MXID, message, roomID)
if roomID == handler.bridge.Config.Bridge.Relaybot.ManagementRoom {
handler.CommandRelaybot(ce)
} else {
handler.CommandMux(ce)
}
}
func (handler *CommandHandler) CommandMux(ce *CommandEvent) {
switch ce.Command {
case "relaybot":
handler.CommandRelaybot(ce)
case "login":
handler.CommandLogin(ce)
case "logout-matrix":
handler.CommandLogoutMatrix(ce)
case "help":
handler.CommandHelp(ce)
case "version":
handler.CommandVersion(ce)
case "reconnect", "connect":
handler.CommandReconnect(ce)
case "disconnect":
handler.CommandDisconnect(ce)
case "ping":
handler.CommandPing(ce)
case "delete-connection":
handler.CommandDeleteConnection(ce)
case "delete-session":
handler.CommandDeleteSession(ce)
case "delete-portal":
handler.CommandDeletePortal(ce)
case "delete-all-portals":
handler.CommandDeleteAllPortals(ce)
case "discard-megolm-session", "discard-session":
handler.CommandDiscardMegolmSession(ce)
case "dev-test":
handler.CommandDevTest(ce)
case "set-pl":
handler.CommandSetPowerLevel(ce)
case "logout":
handler.CommandLogout(ce)
case "toggle":
handler.CommandToggle(ce)
case "login-matrix", "sync", "list", "open", "pm", "invite-link", "join", "create":
if !ce.User.HasSession() {
ce.Reply("You are not logged in. Use the `login` command to log into WhatsApp.")
return
} else if !ce.User.IsConnected() {
ce.Reply("You are not connected to WhatsApp. Use the `reconnect` command to reconnect.")
return
}
switch ce.Command {
case "login-matrix":
handler.CommandLoginMatrix(ce)
case "sync":
handler.CommandSync(ce)
case "list":
handler.CommandList(ce)
case "open":
handler.CommandOpen(ce)
case "pm":
handler.CommandPM(ce)
case "invite-link":
handler.CommandInviteLink(ce)
case "join":
handler.CommandJoin(ce)
case "create":
handler.CommandCreate(ce)
}
default:
ce.Reply("Unknown command, use the `help` command for help.")
}
}
func (handler *CommandHandler) CommandDiscardMegolmSession(ce *CommandEvent) {
if handler.bridge.Crypto == nil {
ce.Reply("This bridge instance doesn't have end-to-bridge encryption enabled")
} else if !ce.User.Admin {
ce.Reply("Only the bridge admin can reset Megolm sessions")
} else {
handler.bridge.Crypto.ResetSession(ce.RoomID)
ce.Reply("Successfully reset Megolm session in this room. New decryption keys will be shared the next time a message is sent from WhatsApp.")
}
}
func (handler *CommandHandler) CommandRelaybot(ce *CommandEvent) {
if handler.bridge.Relaybot == nil {
ce.Reply("The relaybot is disabled")
} else if !ce.User.Admin {
ce.Reply("Only admins can manage the relaybot")
} else {
if ce.Command == "relaybot" {
if len(ce.Args) == 0 {
ce.Reply("**Usage:** `relaybot <command>`")
return
}
ce.Command = strings.ToLower(ce.Args[0])
ce.Args = ce.Args[1:]
}
ce.User = handler.bridge.Relaybot
handler.CommandMux(ce)
}
}
func (handler *CommandHandler) CommandDevTest(_ *CommandEvent) {
}
const cmdVersionHelp = `version - View the bridge version`
func (handler *CommandHandler) CommandVersion(ce *CommandEvent) {
version := fmt.Sprintf("v%s.unknown", Version)
if Tag == Version {
version = fmt.Sprintf("[v%s](%s/releases/v%s) (%s)", Version, URL, Tag, BuildTime)
} else if len(Commit) > 8 {
version = fmt.Sprintf("v%s.[%s](%s/commit/%s) (%s)", Version, Commit[:8], URL, Commit, BuildTime)
}
ce.Reply(fmt.Sprintf("[%s](%s) %s", Name, URL, version))
}
const cmdInviteLinkHelp = `invite-link - Get an invite link to the current group chat.`
func (handler *CommandHandler) CommandInviteLink(ce *CommandEvent) {
if ce.Portal == nil {
ce.Reply("Not a portal room")
return
} else if ce.Portal.IsPrivateChat() {
ce.Reply("Can't get invite link to private chat")
return
}
link, err := ce.User.Conn.GroupInviteLink(ce.Portal.Key.JID)
if err != nil {
ce.Reply("Failed to get invite link: %v", err)
return
}
ce.Reply("%s%s", inviteLinkPrefix, link)
}
const cmdJoinHelp = `join <invite link> - Join a group chat with an invite link.`
const inviteLinkPrefix = "https://chat.whatsapp.com/"
func (handler *CommandHandler) CommandJoin(ce *CommandEvent) {
if len(ce.Args) == 0 {
ce.Reply("**Usage:** `join <invite link>`")
return
} else if len(ce.Args[0]) <= len(inviteLinkPrefix) || ce.Args[0][:len(inviteLinkPrefix)] != inviteLinkPrefix {
ce.Reply("That doesn't look like a WhatsApp invite link")
return
}
jid, err := ce.User.Conn.GroupAcceptInviteCode(ce.Args[0][len(inviteLinkPrefix):])
if err != nil {
ce.Reply("Failed to join group: %v", err)
return
}
handler.log.Debugln("%s successfully joined group %s", ce.User.MXID, jid)
portal := handler.bridge.GetPortalByJID(database.GroupPortalKey(jid))
if len(portal.MXID) > 0 {
portal.Sync(ce.User, whatsapp.Contact{JID: portal.Key.JID})
ce.Reply("Successfully joined group \"%s\" and synced portal room: [%s](https://matrix.to/#/%s)", portal.Name, portal.Name, portal.MXID)
} else {
err = portal.CreateMatrixRoom(ce.User)
if err != nil {
ce.Reply("Failed to create portal room: %v", err)
return
}
ce.Reply("Successfully joined group \"%s\" and created portal room: [%s](https://matrix.to/#/%s)", portal.Name, portal.Name, portal.MXID)
}
}
const cmdCreateHelp = `create - Create a group chat.`
func (handler *CommandHandler) CommandCreate(ce *CommandEvent) {
if ce.Portal != nil {
ce.Reply("This is already a portal room")
return
}
members, err := ce.Bot.JoinedMembers(ce.RoomID)
if err != nil {
ce.Reply("Failed to get room members: %v", err)
return
}
var roomNameEvent event.RoomNameEventContent
err = ce.Bot.StateEvent(ce.RoomID, event.StateRoomName, "", &roomNameEvent)
if err != nil && !errors.Is(err, mautrix.MNotFound) {
ce.Reply("Failed to get room name")
return
} else if len(roomNameEvent.Name) == 0 {
ce.Reply("Please set a name for the room first")
return
}
var encryptionEvent event.EncryptionEventContent
err = ce.Bot.StateEvent(ce.RoomID, event.StateEncryption, "", &encryptionEvent)
if err != nil && !errors.Is(err, mautrix.MNotFound) {
ce.Reply("Failed to get room encryption status")
return
}
participants := []string{ce.User.JID}
for userID := range members.Joined {
jid, ok := handler.bridge.ParsePuppetMXID(userID)
if ok && jid != ce.User.JID {
participants = append(participants, jid)
}
}
resp, err := ce.User.Conn.CreateGroup(roomNameEvent.Name, participants)
if err != nil {
ce.Reply("Failed to create group: %v", err)
return
}
portal := handler.bridge.GetPortalByJID(database.GroupPortalKey(resp.GroupID))
portal.roomCreateLock.Lock()
defer portal.roomCreateLock.Unlock()
if len(portal.MXID) != 0 {
portal.log.Warnln("Detected race condition in room creation")
// TODO race condition, clean up the old room
}
portal.MXID = ce.RoomID
portal.Name = roomNameEvent.Name
portal.Encrypted = encryptionEvent.Algorithm == id.AlgorithmMegolmV1
if !portal.Encrypted && handler.bridge.Config.Bridge.Encryption.Default {
_, err = portal.MainIntent().SendStateEvent(portal.MXID, event.StateEncryption, "", &event.EncryptionEventContent{Algorithm: id.AlgorithmMegolmV1})
if err != nil {
portal.log.Warnln("Failed to enable e2be:", err)
}
portal.Encrypted = true
}
portal.Update()
portal.UpdateBridgeInfo()
ce.Reply("Successfully created WhatsApp group %s", portal.Key.JID)
inCommunity := ce.User.addPortalToCommunity(portal)
ce.User.CreateUserPortal(database.PortalKeyWithMeta{PortalKey: portal.Key, InCommunity: inCommunity})
}
const cmdSetPowerLevelHelp = `set-pl [user ID] <power level> - Change the power level in a portal room. Only for bridge admins.`
func (handler *CommandHandler) CommandSetPowerLevel(ce *CommandEvent) {
if ce.Portal == nil {
ce.Reply("Not a portal room")
return
}
var level int
var userID id.UserID
var err error
if len(ce.Args) == 1 {
level, err = strconv.Atoi(ce.Args[0])
if err != nil {
ce.Reply("Invalid power level \"%s\"", ce.Args[0])
return
}
userID = ce.User.MXID
} else if len(ce.Args) == 2 {
userID = id.UserID(ce.Args[0])
_, _, err := userID.Parse()
if err != nil {
ce.Reply("Invalid user ID \"%s\"", ce.Args[0])
return
}
level, err = strconv.Atoi(ce.Args[1])
if err != nil {
ce.Reply("Invalid power level \"%s\"", ce.Args[1])
return
}
} else {
ce.Reply("**Usage:** `set-pl [user] <level>`")
return
}
intent := ce.Portal.MainIntent()
_, err = intent.SetPowerLevel(ce.RoomID, userID, level)
if err != nil {
ce.Reply("Failed to set power levels: %v", err)
}
}
const cmdLoginHelp = `login - Authenticate this Bridge as WhatsApp Web Client`
// CommandLogin handles login command
func (handler *CommandHandler) CommandLogin(ce *CommandEvent) {
if !ce.User.Connect(true) {
ce.User.log.Debugln("Connect() returned false, assuming error was logged elsewhere and canceling login.")
return
}
ce.User.Login(ce)
}
const cmdLogoutHelp = `logout - Logout from WhatsApp`
// CommandLogout handles !logout command
func (handler *CommandHandler) CommandLogout(ce *CommandEvent) {
if ce.User.Session == nil {
ce.Reply("You're not logged in.")
return
} else if !ce.User.IsConnected() {
ce.Reply("You are not connected to WhatsApp. Use the `reconnect` command to reconnect, or `delete-session` to forget all login information.")
return
}
puppet := handler.bridge.GetPuppetByJID(ce.User.JID)
if puppet.CustomMXID != "" {
err := puppet.SwitchCustomMXID("", "")
if err != nil {
ce.User.log.Warnln("Failed to logout-matrix while logging out of WhatsApp:", err)
}
}
err := ce.User.Conn.Logout()
if err != nil {
ce.User.log.Warnln("Error while logging out:", err)
ce.Reply("Unknown error while logging out: %v", err)
return
}
ce.User.removeFromJIDMap()
// TODO this causes a foreign key violation, which should be fixed
//ce.User.JID = ""
ce.User.SetSession(nil)
ce.User.DeleteConnection()
ce.Reply("Logged out successfully.")
}
const cmdToggleHelp = `toggle <presence|receipts> - Toggle bridging of presence or read receipts`
func (handler *CommandHandler) CommandToggle(ce *CommandEvent) {
if len(ce.Args) == 0 || (ce.Args[0] != "presence" && ce.Args[0] != "receipts") {
ce.Reply("**Usage:** `toggle <presence|receipts>`")
return
}
if ce.User.Session == nil {
ce.Reply("You're not logged in.")
return
}
customPuppet := handler.bridge.GetPuppetByCustomMXID(ce.User.MXID)
if customPuppet == nil {
ce.Reply("You're not logged in with your Matrix account.")
return
}
if ce.Args[0] == "presence" {
customPuppet.EnablePresence = !customPuppet.EnablePresence
var newPresence whatsapp.Presence
if customPuppet.EnablePresence {
newPresence = whatsapp.PresenceAvailable
ce.Reply("Enabled presence bridging")
} else {
newPresence = whatsapp.PresenceUnavailable
ce.Reply("Disabled presence bridging")
}
if ce.User.IsConnected() {
_, err := ce.User.Conn.Presence("", newPresence)
if err != nil {
ce.User.log.Warnln("Failed to set presence:", err)
}
}
} else if ce.Args[0] == "receipts" {
customPuppet.EnableReceipts = !customPuppet.EnableReceipts
if customPuppet.EnableReceipts {
ce.Reply("Enabled read receipt bridging")
} else {
ce.Reply("Disabled read receipt bridging")
}
}
customPuppet.Update()
}
const cmdDeleteSessionHelp = `delete-session - Delete session information and disconnect from WhatsApp without sending a logout request`
func (handler *CommandHandler) CommandDeleteSession(ce *CommandEvent) {
if ce.User.Session == nil && ce.User.Conn == nil {
ce.Reply("Nothing to purge: no session information stored and no active connection.")
return
}
//ce.User.JID = ""
ce.User.removeFromJIDMap()
ce.User.SetSession(nil)
ce.User.DeleteConnection()
ce.Reply("Session information purged")
}
const cmdReconnectHelp = `reconnect - Reconnect to WhatsApp`
func (handler *CommandHandler) CommandReconnect(ce *CommandEvent) {
if ce.User.Conn == nil {
if ce.User.Session == nil {
ce.Reply("No existing connection and no session. Did you mean `login`?")
} else {
ce.Reply("No existing connection, creating one...")
ce.User.Connect(false)
}
return
}
wasConnected := true
err := ce.User.Conn.Disconnect()
if err == whatsapp.ErrNotConnected {
wasConnected = false
} else if err != nil {
ce.User.log.Warnln("Error while disconnecting:", err)
}
ctx := context.Background()
err = ce.User.Conn.Restore(true, ctx)
if err == whatsapp.ErrInvalidSession {
if ce.User.Session != nil {
ce.User.log.Debugln("Got invalid session error when reconnecting, but user has session. Retrying using RestoreWithSession()...")
ce.User.Conn.SetSession(*ce.User.Session)
err = ce.User.Conn.Restore(true, ctx)
} else {
ce.Reply("You are not logged in.")
return
}
} else if err == whatsapp.ErrLoginInProgress {
ce.Reply("A login or reconnection is already in progress.")
return
} else if err == whatsapp.ErrAlreadyLoggedIn {
ce.Reply("You were already connected.")
return
}
if err != nil {
ce.User.log.Warnln("Error while reconnecting:", err)
ce.Reply("Unknown error while reconnecting: %v", err)
ce.User.log.Debugln("Disconnecting due to failed session restore in reconnect command...")
err = ce.User.Conn.Disconnect()
if err != nil {
ce.User.log.Errorln("Failed to disconnect after failed session restore in reconnect command:", err)
}
return
}
ce.User.ConnectionErrors = 0
var msg string
if wasConnected {
msg = "Reconnected successfully."
} else {
msg = "Connected successfully."
}
ce.Reply(msg)
ce.User.PostLogin()
}
const cmdDeleteConnectionHelp = `delete-connection - Disconnect ignoring errors and delete internal connection state.`
func (handler *CommandHandler) CommandDeleteConnection(ce *CommandEvent) {
if ce.User.Conn == nil {
ce.Reply("You don't have a WhatsApp connection.")
return
}
ce.User.DeleteConnection()
ce.Reply("Successfully disconnected. Use the `reconnect` command to reconnect.")
}
const cmdDisconnectHelp = `disconnect - Disconnect from WhatsApp (without logging out)`
func (handler *CommandHandler) CommandDisconnect(ce *CommandEvent) {
if ce.User.Conn == nil {
ce.Reply("You don't have a WhatsApp connection.")
return
}
err := ce.User.Conn.Disconnect()
if err == whatsapp.ErrNotConnected {
ce.Reply("You were not connected.")
return
} else if err != nil {
ce.User.log.Warnln("Error while disconnecting:", err)
ce.Reply("Unknown error while disconnecting: %v", err)
return
}
ce.User.bridge.Metrics.TrackConnectionState(ce.User.JID, false)
ce.Reply("Successfully disconnected. Use the `reconnect` command to reconnect.")
}
const cmdPingHelp = `ping - Check your connection to WhatsApp.`
func (handler *CommandHandler) CommandPing(ce *CommandEvent) {
if ce.User.Session == nil {
if ce.User.IsLoginInProgress() {
ce.Reply("You're not logged into WhatsApp, but there's a login in progress.")
} else {
ce.Reply("You're not logged into WhatsApp.")
}
} else if ce.User.Conn == nil {
ce.Reply("You don't have a WhatsApp connection.")
} else if err := ce.User.Conn.AdminTest(); err != nil {
if ce.User.IsLoginInProgress() {
ce.Reply("Connection not OK: %v, but login in progress", err)
} else {
ce.Reply("Connection not OK: %v", err)
}
} else {
ce.Reply("Connection to WhatsApp OK")
}
}
const cmdHelpHelp = `help - Prints this help`
// CommandHelp handles help command
func (handler *CommandHandler) CommandHelp(ce *CommandEvent) {
cmdPrefix := ""
if ce.User.ManagementRoom != ce.RoomID || ce.User.IsRelaybot {
cmdPrefix = handler.bridge.Config.Bridge.CommandPrefix + " "
}
ce.Reply("* " + strings.Join([]string{
cmdPrefix + cmdHelpHelp,
cmdPrefix + cmdLoginHelp,
cmdPrefix + cmdLogoutHelp,
cmdPrefix + cmdDeleteSessionHelp,
cmdPrefix + cmdReconnectHelp,
cmdPrefix + cmdDisconnectHelp,
cmdPrefix + cmdDeleteConnectionHelp,
cmdPrefix + cmdPingHelp,
cmdPrefix + cmdLoginMatrixHelp,
cmdPrefix + cmdLogoutMatrixHelp,
cmdPrefix + cmdToggleHelp,
cmdPrefix + cmdSyncHelp,
cmdPrefix + cmdListHelp,
cmdPrefix + cmdOpenHelp,
cmdPrefix + cmdPMHelp,
cmdPrefix + cmdInviteLinkHelp,
cmdPrefix + cmdJoinHelp,
cmdPrefix + cmdCreateHelp,
cmdPrefix + cmdSetPowerLevelHelp,
cmdPrefix + cmdDeletePortalHelp,
cmdPrefix + cmdDeleteAllPortalsHelp,
}, "\n* "))
}
const cmdSyncHelp = `sync [--create-all] - Synchronize contacts from phone and optionally create portals for group chats.`
// CommandSync handles sync command
func (handler *CommandHandler) CommandSync(ce *CommandEvent) {
user := ce.User
create := len(ce.Args) > 0 && ce.Args[0] == "--create-all"
ce.Reply("Updating contact and chat list...")
handler.log.Debugln("Importing contacts of", user.MXID)
_, err := user.Conn.Contacts()
if err != nil {
user.log.Errorln("Error updating contacts:", err)
ce.Reply("Failed to sync contact list (see logs for details)")
return
}
handler.log.Debugln("Importing chats of", user.MXID)
_, err = user.Conn.Chats()
if err != nil {
user.log.Errorln("Error updating chats:", err)
ce.Reply("Failed to sync chat list (see logs for details)")
return
}
ce.Reply("Syncing contacts...")
user.syncPuppets(nil)
ce.Reply("Syncing chats...")
user.syncPortals(nil, create)
ce.Reply("Sync complete.")
}
const cmdDeletePortalHelp = `delete-portal - Delete the current portal. If the portal is used by other people, this is limited to bridge admins.`
func (handler *CommandHandler) CommandDeletePortal(ce *CommandEvent) {
if ce.Portal == nil {
ce.Reply("You must be in a portal room to use that command")
return
}
if !ce.User.Admin {
users := ce.Portal.GetUserIDs()
if len(users) > 1 || (len(users) == 1 && users[0] != ce.User.MXID) {
ce.Reply("Only bridge admins can delete portals with other Matrix users")
return
}
}
ce.Portal.log.Infoln(ce.User.MXID, "requested deletion of portal.")
ce.Portal.Delete()
ce.Portal.Cleanup(false)
}
const cmdDeleteAllPortalsHelp = `delete-all-portals - Delete all your portals that aren't used by any other user.'`
func (handler *CommandHandler) CommandDeleteAllPortals(ce *CommandEvent) {
portals := ce.User.GetPortals()
portalsToDelete := make([]*Portal, 0, len(portals))
for _, portal := range portals {
users := portal.GetUserIDs()
if len(users) == 1 && users[0] == ce.User.MXID {
portalsToDelete = append(portalsToDelete, portal)
}
}
leave := func(portal *Portal) {
if len(portal.MXID) > 0 {
_, _ = portal.MainIntent().KickUser(portal.MXID, &mautrix.ReqKickUser{
Reason: "Deleting portal",
UserID: ce.User.MXID,
})
}
}
customPuppet := handler.bridge.GetPuppetByCustomMXID(ce.User.MXID)
if customPuppet != nil && customPuppet.CustomIntent() != nil {
intent := customPuppet.CustomIntent()
leave = func(portal *Portal) {
if len(portal.MXID) > 0 {
_, _ = intent.LeaveRoom(portal.MXID)
_, _ = intent.ForgetRoom(portal.MXID)
}
}
}
ce.Reply("Found %d portals with no other users, deleting...", len(portalsToDelete))
for _, portal := range portalsToDelete {
portal.Delete()
leave(portal)
}
ce.Reply("Finished deleting portal info. Now cleaning up rooms in background. " +
"You may already continue using the bridge. Use `sync` to recreate portals.")
go func() {
for _, portal := range portalsToDelete {
portal.Cleanup(false)
}
ce.Reply("Finished background cleanup of deleted portal rooms.")
}()
}
const cmdListHelp = `list <contacts|groups> [page] [items per page] - Get a list of all contacts and groups.`
func formatContacts(contacts bool, input map[string]whatsapp.Contact) (result []string) {
for jid, contact := range input {
if strings.HasSuffix(jid, whatsapp.NewUserSuffix) != contacts {
continue
}
if contacts {
result = append(result, fmt.Sprintf("* %s / %s - `%s`", contact.Name, contact.Notify, contact.JID[:len(contact.JID)-len(whatsapp.NewUserSuffix)]))
} else {
result = append(result, fmt.Sprintf("* %s - `%s`", contact.Name, contact.JID))
}
}
sort.Sort(sort.StringSlice(result))
return
}
func (handler *CommandHandler) CommandList(ce *CommandEvent) {
if len(ce.Args) == 0 {
ce.Reply("**Usage:** `list <contacts|groups> [page] [items per page]`")
return
}
mode := strings.ToLower(ce.Args[0])
if mode[0] != 'g' && mode[0] != 'c' {
ce.Reply("**Usage:** `list <contacts|groups> [page] [items per page]`")
return
}
var err error
page := 1
max := 100
if len(ce.Args) > 1 {
page, err = strconv.Atoi(ce.Args[1])
if err != nil || page <= 0 {
ce.Reply("\"%s\" isn't a valid page number", ce.Args[1])
return
}
}
if len(ce.Args) > 2 {
max, err = strconv.Atoi(ce.Args[2])
if err != nil || max <= 0 {
ce.Reply("\"%s\" isn't a valid number of items per page", ce.Args[2])
return
} else if max > 400 {
ce.Reply("Warning: a high number of items per page may fail to send a reply")
}
}
contacts := mode[0] == 'c'
typeName := "Groups"
if contacts {
typeName = "Contacts"
}
result := formatContacts(contacts, ce.User.Conn.Store.Contacts)
if len(result) == 0 {
ce.Reply("No %s found", strings.ToLower(typeName))
return
}
pages := int(math.Ceil(float64(len(result)) / float64(max)))
if (page-1)*max >= len(result) {
if pages == 1 {
ce.Reply("There is only 1 page of %s", strings.ToLower(typeName))
} else {
ce.Reply("There are only %d pages of %s", pages, strings.ToLower(typeName))
}
return
}
lastIndex := page * max
if lastIndex > len(result) {
lastIndex = len(result)
}
result = result[(page-1)*max : lastIndex]
ce.Reply("### %s (page %d of %d)\n\n%s", typeName, page, pages, strings.Join(result, "\n"))
}
const cmdOpenHelp = `open <_group JID_> - Open a group chat portal.`
func (handler *CommandHandler) CommandOpen(ce *CommandEvent) {
if len(ce.Args) == 0 {
ce.Reply("**Usage:** `open <group JID>`")
return
}
user := ce.User
jid := ce.Args[0]
if strings.HasSuffix(jid, whatsapp.NewUserSuffix) {
ce.Reply("That looks like a user JID. Did you mean `pm %s`?", jid[:len(jid)-len(whatsapp.NewUserSuffix)])
return
}
contact, ok := user.Conn.Store.Contacts[jid]
if !ok {
ce.Reply("Group JID not found in contacts. Try syncing contacts with `sync` first.")
return
}
handler.log.Debugln("Importing", jid, "for", user)
portal := user.bridge.GetPortalByJID(database.GroupPortalKey(jid))
if len(portal.MXID) > 0 {
portal.Sync(user, contact)
ce.Reply("Portal room synced.")
} else {
portal.Sync(user, contact)
ce.Reply("Portal room created.")
}
_, _ = portal.MainIntent().InviteUser(portal.MXID, &mautrix.ReqInviteUser{UserID: user.MXID})
}
const cmdPMHelp = `pm [--force] <_international phone number_> - Open a private chat with the given phone number.`
func (handler *CommandHandler) CommandPM(ce *CommandEvent) {
if len(ce.Args) == 0 {
ce.Reply("**Usage:** `pm [--force] <international phone number>`")
return
}
force := ce.Args[0] == "--force"
if force {
ce.Args = ce.Args[1:]
}
user := ce.User
number := strings.Join(ce.Args, "")
if number[0] == '+' {
number = number[1:]
}
for _, char := range number {
if char < '0' || char > '9' {
ce.Reply("Invalid phone number.")
return
}
}
jid := number + whatsapp.NewUserSuffix
handler.log.Debugln("Importing", jid, "for", user)
contact, ok := user.Conn.Store.Contacts[jid]
if !ok {
if !force {
ce.Reply("Phone number not found in contacts. Try syncing contacts with `sync` first. " +
"To create a portal anyway, use `pm --force <number>`.")
return
}
contact = whatsapp.Contact{JID: jid}
}
puppet := user.bridge.GetPuppetByJID(contact.JID)
puppet.Sync(user, contact)
portal := user.bridge.GetPortalByJID(database.NewPortalKey(contact.JID, user.JID))
if len(portal.MXID) > 0 {
var err error
if !user.IsRelaybot {
err = portal.MainIntent().EnsureInvited(portal.MXID, user.MXID)
}
if err != nil {
portal.log.Warnfln("Failed to invite %s to portal: %v. Creating new portal", user.MXID, err)
portal.MXID = ""
} else {
ce.Reply("You already have a private chat portal with that user at [%s](https://matrix.to/#/%s)", puppet.Displayname, portal.MXID)
return
}
}
err := portal.CreateMatrixRoom(user)
if err != nil {
ce.Reply("Failed to create portal room: %v", err)
return
}
ce.Reply("Created portal room and invited you to it.")
}
const cmdLoginMatrixHelp = `login-matrix <_access token_> - Replace your WhatsApp account's Matrix puppet with your real Matrix account.'`
func (handler *CommandHandler) CommandLoginMatrix(ce *CommandEvent) {
if len(ce.Args) == 0 {
ce.Reply("**Usage:** `login-matrix <access token>`")
return
}
puppet := handler.bridge.GetPuppetByJID(ce.User.JID)
err := puppet.SwitchCustomMXID(ce.Args[0], ce.User.MXID)
if err != nil {
ce.Reply("Failed to switch puppet: %v", err)
return
}
ce.Reply("Successfully switched puppet")
}
const cmdLogoutMatrixHelp = `logout-matrix - Switch your WhatsApp account's Matrix puppet back to the default one.`
func (handler *CommandHandler) CommandLogoutMatrix(ce *CommandEvent) {
puppet := handler.bridge.GetPuppetByJID(ce.User.JID)
if len(puppet.CustomMXID) == 0 {
ce.Reply("You had not changed your WhatsApp account's Matrix puppet.")
return
}
err := puppet.SwitchCustomMXID("", "")
if err != nil {
ce.Reply("Failed to remove custom puppet: %v", err)
return
}
ce.Reply("Successfully removed custom puppet")
}