mautrix-whatsapp/community.go

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// mautrix-whatsapp - A Matrix-WhatsApp puppeting bridge.
// Copyright (C) 2019 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 (
"fmt"
"net/http"
"maunium.net/go/mautrix"
appservice "maunium.net/go/mautrix-appservice"
)
func (user *User) inviteToCommunity() {
url := user.bridge.Bot.BuildURL("groups", user.CommunityID, "admin", "users", "invite", user.MXID)
reqBody := map[string]interface{}{}
_, err := user.bridge.Bot.MakeRequest(http.MethodPut, url, &reqBody, nil)
if err != nil {
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user.log.Warnfln("Failed to invite user to personal filtering community %s: %v", user.CommunityID, err)
}
}
func (user *User) updateCommunityProfile() {
url := user.bridge.Bot.BuildURL("groups", user.CommunityID, "profile")
profileReq := struct {
Name string `json:"name"`
AvatarURL string `json:"avatar_url"`
ShortDescription string `json:"short_description"`
}{"WhatsApp", user.bridge.Config.AppService.Bot.Avatar, "Your WhatsApp bridged chats"}
_, err := user.bridge.Bot.MakeRequest(http.MethodPost, url, &profileReq, nil)
if err != nil {
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user.log.Warnfln("Failed to update metadata of %s: %v", user.CommunityID, err)
}
}
func (user *User) createCommunity() {
if user.IsRelaybot || !user.bridge.Config.Bridge.EnableCommunities() {
return
}
localpart, server := appservice.ParseUserID(user.MXID)
community := user.bridge.Config.Bridge.FormatCommunity(localpart, server)
user.log.Debugln("Creating personal filtering community", community)
bot := user.bridge.Bot
req := struct {
Localpart string `json:"localpart"`
}{community}
resp := struct {
GroupID string `json:"group_id"`
}{}
_, err := bot.MakeRequest(http.MethodPost, bot.BuildURL("create_group"), &req, &resp)
if err != nil {
if httpErr, ok := err.(mautrix.HTTPError); ok {
if httpErr.RespError.Err != "Group already exists" {
user.log.Warnln("Server responded with error creating personal filtering community:", err)
return
} else {
user.log.Debugln("Personal filtering community", resp.GroupID, "already existed")
user.CommunityID = fmt.Sprintf("+%s:%s", req.Localpart, user.bridge.Config.Homeserver.Domain)
}
} else {
user.log.Warnln("Unknown error creating personal filtering community:", err)
return
}
} else {
user.log.Infoln("Created personal filtering community %s", resp.GroupID)
user.CommunityID = resp.GroupID
user.inviteToCommunity()
user.updateCommunityProfile()
}
}
func (user *User) addPortalToCommunity(portal *Portal) bool {
if user.IsRelaybot || len(user.CommunityID) == 0 || len(portal.MXID) == 0 {
return false
}
bot := user.bridge.Bot
url := bot.BuildURL("groups", user.CommunityID, "admin", "rooms", portal.MXID)
reqBody := map[string]interface{}{}
_, err := bot.MakeRequest(http.MethodPut, url, &reqBody, nil)
if err != nil {
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user.log.Warnfln("Failed to add %s to %s: %v", portal.MXID, user.CommunityID, err)
return false
}
user.log.Debugln("Added", portal.MXID, "to", user.CommunityID)
return true
}