mirror of
https://dev.narayana.im/narayana/telegabber.git
synced 2026-10-07 16:51:47 +00:00
Backport XEP-0115 support from calls branch
This commit is contained in:
Bohdan Horbeshko
parent
afb892d493
commit
a7b4eb7d88
4 changed files with 236 additions and 24 deletions
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@ -609,6 +609,7 @@ func (c *Client) ProcessStatusUpdate(chatID int64, status string, show string, o
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if isMUC {
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newArgs = append(newArgs, gateway.SPFullFrom(gateway.MUCJID(chatID)))
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} else {
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newArgs = append(newArgs, gateway.SPCaps(gateway.PMCapsVer()))
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newArgs = gateway.SPAppendFrom(newArgs, chatID)
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}
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@ -2,8 +2,13 @@ package gateway
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import (
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"context"
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"crypto/sha1"
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"encoding/base64"
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"encoding/xml"
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"fmt"
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"github.com/pkg/errors"
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"io"
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"sort"
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"strconv"
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"strings"
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"sync"
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@ -53,6 +58,12 @@ const NodeAvatarMetadataNotify string = NodeAvatarMetadata + "+notify"
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const NodeAvatarData string = "urn:xmpp:avatar:data"
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const NSCommand string = "http://jabber.org/protocol/commands"
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// NSCaps is the XEP-0115 entity capabilities namespace
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const NSCaps string = "http://jabber.org/protocol/caps"
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// CapsNode is this software's advertised XEP-0115 node URI
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const CapsNode string = "https://dev.narayana.im/narayana/telegabber/"
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const NS_MAM2 = "urn:xmpp:mam:2"
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const NS_MAM1 = "urn:xmpp:mam:1"
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const NS_MAM0 = "urn:xmpp:mam:0"
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@ -722,6 +733,9 @@ var SPResource = args.NewString()
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// SPImmed skips queueing
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var SPImmed = args.NewBool(args.Default(true))
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// SPCaps is a XEP-0115 verification string
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var SPCaps = args.NewString()
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// SPMUCAffiliation is a XEP-0045 MUC affiliation
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var SPMUCAffiliation = args.NewString()
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@ -800,6 +814,16 @@ func newPresence(bareJid string, to string, args ...args.V) stanza.Presence {
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})
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}
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}
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if SPCaps.IsSet(args) {
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ver := SPCaps.Get(args)
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if ver != "" {
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presence.Extensions = append(presence.Extensions, stanza.Caps{
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Hash: "sha-1",
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Node: CapsNode,
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Ver: ver,
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})
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}
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}
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if SPMUCAffiliation.IsSet(args) {
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affiliation := SPMUCAffiliation.Get(args)
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if affiliation != "" {
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@ -1053,3 +1077,121 @@ func SendPubSubDeviceListNotification(component *xmpp.Component, jid string, cha
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func InviteToMUC(chatID int64, jid string, component *xmpp.Component) {
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SendMUCInvite(jid, MUCNODE(chatID), component, Jid.Full())
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}
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// AddPMDiscoFeatures appends the disco#info identity/features for a 1:1 Telegram contact.
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func AddPMDiscoFeatures(disco *stanza.DiscoInfo) {
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disco.AddIdentity("", "account", "registered")
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if backend, ok := E2EE.Backend(); ok {
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disco.AddFeatures(backend.Namespaces().Disco...)
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}
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disco.AddFeatures(stanza.NSMsgChatMarkers)
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disco.AddFeatures(stanza.NSMsgReceipts)
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// Jingle / JMI features so clients (e.g. Dino) treat the contact as
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// call-capable. Without these, JMI <proceed> never fires: the client
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// disco-info's the caller before engaging its call state machine and
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// silently drops the call when it sees no RTP support advertised.
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disco.AddFeatures(
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"urn:xmpp:jingle:1",
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"urn:xmpp:jingle-message:0",
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"urn:xmpp:jingle:apps:rtp:1",
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"urn:xmpp:jingle:apps:rtp:audio",
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"urn:xmpp:jingle:transports:ice-udp:1",
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"urn:xmpp:jingle:apps:dtls:0",
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)
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}
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// AddTransportDiscoFeatures appends the disco#info identity/features for the transport root JID.
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func AddTransportDiscoFeatures(disco *stanza.DiscoInfo) {
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disco.AddIdentity("Telegram Gateway", "gateway", "telegram")
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disco.AddFeatures("jabber:iq:register")
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}
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// AddCommonDiscoFeatures appends features common to every root-node disco#info response.
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func AddCommonDiscoFeatures(disco *stanza.DiscoInfo) {
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disco.AddFeatures(
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NSCommand,
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"jabber:iq:version",
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"urn:xmpp:time",
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stanza.NSDiscoInfo,
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NSCaps,
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)
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}
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// PMCapsVer computes the XEP-0115 ver for a 1:1 contact's disco#info.
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// Not cached: if AddPMDiscoFeatures ever starts varying silently (no
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// signature change), a cached ver would go stale with no compiler warning.
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func PMCapsVer() string {
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disco := &stanza.DiscoInfo{}
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AddPMDiscoFeatures(disco)
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AddCommonDiscoFeatures(disco)
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return DiscoVer(disco)
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}
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// DiscoVer computes a XEP-0115 ver string for a disco#info response.
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func DiscoVer(disco *stanza.DiscoInfo) string {
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hash := sha1.New()
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discoToCaps(disco, hash)
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return base64.StdEncoding.EncodeToString(hash.Sum(nil))
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}
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// discoToCaps writes disco's XEP-0115 S5.1 capabilities identifier string to w.
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func discoToCaps(disco *stanza.DiscoInfo, w io.Writer) {
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const sep = "<"
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identities := make([]string, len(disco.Identity))
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for i, identity := range disco.Identity {
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identities[i] = fmt.Sprintf("%s/%s//%s", identity.Category, identity.Type, identity.Name)
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}
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sort.Strings(identities)
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for _, identity := range identities {
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io.WriteString(w, identity)
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io.WriteString(w, sep)
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}
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vars := make([]string, len(disco.Features))
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for i, feature := range disco.Features {
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vars[i] = feature.Var
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}
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sort.Strings(vars)
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for _, v := range vars {
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io.WriteString(w, v)
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io.WriteString(w, sep)
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}
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if disco.Form == nil {
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return
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}
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fields := make([]*stanza.Field, len(disco.Form.Fields))
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copy(fields, disco.Form.Fields)
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sort.Slice(fields, func(i, j int) bool {
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a, b := fields[i], fields[j]
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if a.Var == "FORM_TYPE" {
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return true
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}
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if b.Var == "FORM_TYPE" {
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return false
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}
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return a.Var < b.Var
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})
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for _, field := range fields {
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if field.Var == "FORM_TYPE" {
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if len(field.ValuesList) > 0 {
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io.WriteString(w, field.ValuesList[0])
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io.WriteString(w, sep)
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}
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continue
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}
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io.WriteString(w, field.Var)
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io.WriteString(w, sep)
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values := field.ValuesList
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if len(values) > 1 {
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values = append([]string(nil), values...)
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sort.Strings(values)
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}
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for _, value := range values {
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io.WriteString(w, value)
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io.WriteString(w, sep)
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}
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}
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}
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@ -2,6 +2,7 @@ package gateway
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import (
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"encoding/xml"
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"strings"
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"testing"
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"gosrc.io/xmpp/stanza"
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@ -52,3 +53,87 @@ func TestPresencePhoto(t *testing.T) {
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presence := newPresence("from@test", "to@test", SPPhoto("01b87fcd030b72895ff8e88db57ec525450f000d"))
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testPresence(t, presence, "<presence from=\"from@test\" to=\"to@test\"><x xmlns=\"vcard-temp:x:update\"><photo>01b87fcd030b72895ff8e88db57ec525450f000d</photo></x></presence>")
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}
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func TestPresenceCaps(t *testing.T) {
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presence := newPresence("from@test", "to@test", SPCaps("QgayPKawpkPSDYmwT/WM94uAlu0="))
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testPresence(t, presence, "<presence from=\"from@test\" to=\"to@test\"><c xmlns=\"http://jabber.org/protocol/caps\" hash=\"sha-1\" node=\"https://dev.narayana.im/narayana/telegabber/\" ver=\"QgayPKawpkPSDYmwT/WM94uAlu0=\"></c></presence>")
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}
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// Canonical XEP-0115 S5.1 worked examples (Exodus, Psi, BombusMod).
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func testDiscoVer(t *testing.T, disco *stanza.DiscoInfo, reference string) {
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ver := DiscoVer(disco)
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if ver != reference {
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var sb strings.Builder
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discoToCaps(disco, &sb)
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t.Errorf("%v does not match %v\nRaw string: %v", ver, reference, sb.String())
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}
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}
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func TestDiscoVerExodus(t *testing.T) {
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disco := stanza.DiscoInfo{
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Identity: []stanza.Identity{
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{Name: "Exodus 0.9.1", Category: "client", Type: "pc"},
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},
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Features: []stanza.Feature{
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{Var: "http://jabber.org/protocol/disco#info"},
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{Var: "http://jabber.org/protocol/disco#items"},
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{Var: "http://jabber.org/protocol/muc"},
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{Var: "http://jabber.org/protocol/caps"},
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},
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}
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testDiscoVer(t, &disco, "QgayPKawpkPSDYmwT/WM94uAlu0=")
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}
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func TestDiscoVerPsi(t *testing.T) {
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disco := stanza.DiscoInfo{
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Identity: []stanza.Identity{
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{Name: "Psi 0.11", Category: "client", Type: "pc"},
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{Name: "Ψ 0.11", Category: "client", Type: "pc"},
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},
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Features: []stanza.Feature{
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{Var: "http://jabber.org/protocol/disco#info"},
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{Var: "http://jabber.org/protocol/disco#items"},
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{Var: "http://jabber.org/protocol/muc"},
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{Var: "http://jabber.org/protocol/caps"},
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},
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Form: &stanza.Form{
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Type: "result",
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Fields: []*stanza.Field{
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{Var: "FORM_TYPE", Type: "hidden", ValuesList: []string{"urn:xmpp:dataforms:softwareinfo"}},
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{Var: "ip_version", Type: "text-multi", ValuesList: []string{"ipv4", "ipv6"}},
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{Var: "os", ValuesList: []string{"Mac"}},
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{Var: "os_version", ValuesList: []string{"10.5.1"}},
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{Var: "software", ValuesList: []string{"Psi"}},
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{Var: "software_version", ValuesList: []string{"0.11"}},
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},
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},
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}
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testDiscoVer(t, &disco, "MxdZjNKNku1+SiM9N92yqIK2HTQ=")
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}
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func TestDiscoVerBombusMod(t *testing.T) {
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disco := stanza.DiscoInfo{
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Identity: []stanza.Identity{
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{Name: "BombusMod", Category: "client", Type: "mobile"},
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},
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Features: []stanza.Feature{
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{Var: "http://jabber.org/protocol/activity"},
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{Var: "http://jabber.org/protocol/activity+notify"},
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{Var: "http://jabber.org/protocol/caps"},
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{Var: "http://jabber.org/protocol/commands"},
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{Var: "http://jabber.org/protocol/disco#info"},
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{Var: "http://jabber.org/protocol/disco#items"},
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{Var: "http://jabber.org/protocol/rosterx"},
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{Var: "jabber:iq:last"},
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{Var: "jabber:iq:privacy"},
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{Var: "jabber:iq:roster"},
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{Var: "jabber:iq:time"},
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{Var: "jabber:iq:version"},
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{Var: "jabber:x:oob"},
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{Var: "urn:xmpp:ping"},
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{Var: "urn:xmpp:time"},
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},
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}
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testDiscoVer(t, &disco, "7Awj7pIUiI5UW/L2fdtzXZFQHsw=")
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}
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@ -1174,33 +1174,12 @@ func handleGetDiscoInfo(s xmpp.Sender, iq *stanza.IQ, di *stanza.DiscoInfo) {
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return
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}
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} else {
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disco.AddIdentity("", "account", "registered")
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if backend, ok := gateway.E2EE.Backend(); ok {
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disco.AddFeatures(backend.Namespaces().Disco...)
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gateway.AddPMDiscoFeatures(disco)
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}
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}
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disco.AddFeatures(stanza.NSMsgChatMarkers)
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disco.AddFeatures(stanza.NSMsgReceipts)
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// Jingle / JMI features so clients (e.g. Dino) treat the contact
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// as call-capable. Without these, JMI <proceed> never fires:
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// the client disco-info's the caller before engaging its call
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// state machine and silently drops the call when it sees no RTP
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// support advertised.
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disco.AddFeatures(
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"urn:xmpp:jingle:1",
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"urn:xmpp:jingle-message:0",
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"urn:xmpp:jingle:apps:rtp:1",
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"urn:xmpp:jingle:apps:rtp:audio",
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"urn:xmpp:jingle:transports:ice-udp:1",
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"urn:xmpp:jingle:apps:dtls:0",
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)
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} else {
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disco.AddIdentity("Telegram Gateway", "gateway", "telegram")
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disco.AddFeatures("jabber:iq:register")
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gateway.AddTransportDiscoFeatures(disco)
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}
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disco.AddFeatures(gateway.NSCommand)
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disco.AddFeatures("jabber:iq:version")
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disco.AddFeatures("urn:xmpp:time")
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gateway.AddCommonDiscoFeatures(disco)
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} else if di.Node == "x-roomuser-item" {
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bare, _, fromOk := gateway.SplitJID(iq.From)
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if fromOk {
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@ -1217,6 +1196,11 @@ func handleGetDiscoInfo(s xmpp.Sender, iq *stanza.IQ, di *stanza.DiscoInfo) {
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}
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} else if di.Node == "http://jabber.org/protocol/muc#traffic" {
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// noop yet, empty result as intended, TODO: add XHTML whenever supported
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} else if strings.HasPrefix(di.Node, gateway.CapsNode) {
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// Caps-aware client verifying the ver we advertised in presence (XEP-0115 S5.4).
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disco.SetNode(di.Node)
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gateway.AddPMDiscoFeatures(disco)
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gateway.AddCommonDiscoFeatures(disco)
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} else {
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chatType, chatTypeErr := getTelegramChatType(iq.From, iq.To)
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