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// Copyright (c) 2022 Tulir Asokan
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package whatsmeow
import (
"errors"
"fmt"
waBinary "go.mau.fi/whatsmeow/binary"
"go.mau.fi/whatsmeow/types"
)
func (cli *Client) getBroadcastListParticipants(jid types.JID) ([]types.JID, error) {
var list []types.JID
var err error
if jid == types.StatusBroadcastJID {
list, err = cli.getStatusBroadcastRecipients()
} else {
return nil, ErrBroadcastListUnsupported
}
if err != nil {
return nil, err
}
ownID := cli.getOwnID().ToNonAD()
if ownID.IsEmpty() {
return nil, ErrNotLoggedIn
}
selfIndex := -1
for i, participant := range list {
if participant.User == ownID.User {
selfIndex = i
break
}
}
if selfIndex >= 0 {
if cli.DontSendSelfBroadcast {
list[selfIndex] = list[len(list)-1]
list = list[:len(list)-1]
}
} else if !cli.DontSendSelfBroadcast {
list = append(list, ownID)
}
return list, nil
}
func (cli *Client) getStatusBroadcastRecipients() ([]types.JID, error) {
statusPrivacyOptions, err := cli.GetStatusPrivacy()
if err != nil {
return nil, fmt.Errorf("failed to get status privacy: %w", err)
}
statusPrivacy := statusPrivacyOptions[0]
if statusPrivacy.Type == types.StatusPrivacyTypeWhitelist {
// Whitelist mode, just return the list
return statusPrivacy.List, nil
}
// Blacklist or all contacts mode. Find all contacts from database, then filter them appropriately.
contacts, err := cli.Store.Contacts.GetAllContacts()
if err != nil {
return nil, fmt.Errorf("failed to get contact list from db: %w", err)
}
blacklist := make(map[types.JID]struct{})
if statusPrivacy.Type == types.StatusPrivacyTypeBlacklist {
for _, jid := range statusPrivacy.List {
blacklist[jid] = struct{}{}
}
}
var contactsArray []types.JID
for jid, contact := range contacts {
_, isBlacklisted := blacklist[jid]
if isBlacklisted {
continue
}
// TODO should there be a better way to separate contacts and found push names in the db?
if len(contact.FullName) > 0 {
contactsArray = append(contactsArray, jid)
}
}
return contactsArray, nil
}
var DefaultStatusPrivacy = []types.StatusPrivacy{{
Type: types.StatusPrivacyTypeContacts,
IsDefault: true,
}}
// GetStatusPrivacy gets the user's status privacy settings (who to send status broadcasts to).
//
// There can be multiple different stored settings, the first one is always the default.
func (cli *Client) GetStatusPrivacy() ([]types.StatusPrivacy, error) {
resp, err := cli.sendIQ(infoQuery{
Namespace: "status",
Type: iqGet,
To: types.ServerJID,
Content: []waBinary.Node{{
Tag: "privacy",
}},
})
if err != nil {
if errors.Is(err, ErrIQNotFound) {
return DefaultStatusPrivacy, nil
}
return nil, err
}
privacyLists := resp.GetChildByTag("privacy")
var outputs []types.StatusPrivacy
for _, list := range privacyLists.GetChildren() {
if list.Tag != "list" {
continue
}
ag := list.AttrGetter()
var out types.StatusPrivacy
out.IsDefault = ag.OptionalBool("default")
out.Type = types.StatusPrivacyType(ag.String("type"))
children := list.GetChildren()
if len(children) > 0 {
out.List = make([]types.JID, 0, len(children))
for _, child := range children {
jid, ok := child.Attrs["jid"].(types.JID)
if child.Tag == "user" && ok {
out.List = append(out.List, jid)
}
}
}
outputs = append(outputs, out)
if out.IsDefault {
// Move default to always be first in the list
outputs[len(outputs)-1] = outputs[0]
outputs[0] = out
}
if len(ag.Errors) > 0 {
return nil, ag.Error()
}
}
if len(outputs) == 0 {
return DefaultStatusPrivacy, nil
}
return outputs, nil
}
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