Extended room disco info

go.mod

@@ -13,4 +13,4 @@ require (
 	gosrc.io/xmpp v0.5.2-0.20211214110136-5f99e1cd06e1
 )
 
-replace gosrc.io/xmpp => dev.narayana.im/narayana/go-xmpp v0.0.0-20220524203317-306b4ff58e8f
+replace gosrc.io/xmpp => dev.narayana.im/narayana/go-xmpp v0.0.0-20220708184440-35d9cd68e55f

go.sum

@@ -2,6 +2,8 @@ dev.narayana.im/narayana/go-xmpp v0.0.0-20211218155535-e55463fc9829 h1:qe81G6+t1
 dev.narayana.im/narayana/go-xmpp v0.0.0-20211218155535-e55463fc9829/go.mod h1:L3NFMqYOxyLz3JGmgFyWf7r9htE91zVGiK40oW4RwdY=
 dev.narayana.im/narayana/go-xmpp v0.0.0-20220524203317-306b4ff58e8f h1:6249ajbMjgYz53Oq0IjTvjHXbxTfu29Mj1J/6swRHs4=
 dev.narayana.im/narayana/go-xmpp v0.0.0-20220524203317-306b4ff58e8f/go.mod h1:L3NFMqYOxyLz3JGmgFyWf7r9htE91zVGiK40oW4RwdY=
+dev.narayana.im/narayana/go-xmpp v0.0.0-20220708184440-35d9cd68e55f h1:aT50UsPH1dLje9CCAquRRhr7I9ZvL3kQU6WIWTe8PZ0=
+dev.narayana.im/narayana/go-xmpp v0.0.0-20220708184440-35d9cd68e55f/go.mod h1:L3NFMqYOxyLz3JGmgFyWf7r9htE91zVGiK40oW4RwdY=
 github.com/Arman92/go-tdlib v0.0.0-20191002071913-526f4e1d15f7 h1:GbV1Lv3lVHsSeKAqPTBem72OCsGjXntW4jfJdXciE+w=
 github.com/Arman92/go-tdlib v0.0.0-20191002071913-526f4e1d15f7/go.mod h1:ZzkRfuaFj8etIYMj/ECtXtgfz72RE6U+dos27b3XIwk=
 github.com/agnivade/wasmbrowsertest v0.3.1/go.mod h1:zQt6ZTdl338xxRaMW395qccVE2eQm0SjC/SDz0mPWQI=

telegram/utils.go

@@ -1039,7 +1039,7 @@ func (c *Client) GetChatDescription(chat *client.Chat) string {
 				return fullInfo.Description
 			}
 		} else {
-			log.Warnf("Coudln't retrieve private chat info: %v", err.Error())
+			log.Warnf("Couldn't retrieve private chat info: %v", err.Error())
 		}
 	} else if chatType == client.TypeChatTypeBasicGroup {
 		basicGroupType, _ := chat.Type.(*client.ChatTypeBasicGroup)
@@ -1049,7 +1049,7 @@ func (c *Client) GetChatDescription(chat *client.Chat) string {
 		if err == nil {
 			return fullInfo.Description
 		} else {
-			log.Warnf("Coudln't retrieve basic group info: %v", err.Error())
+			log.Warnf("Couldn't retrieve basic group info: %v", err.Error())
 		}
 	} else if chatType == client.TypeChatTypeSupergroup {
 		supergroupType, _ := chat.Type.(*client.ChatTypeSupergroup)
@@ -1059,12 +1059,41 @@ func (c *Client) GetChatDescription(chat *client.Chat) string {
 		if err == nil {
 			return fullInfo.Description
 		} else {
-			log.Warnf("Coudln't retrieve supergroup info: %v", err.Error())
+			log.Warnf("Couldn't retrieve supergroup info: %v", err.Error())
 		}
 	}
 	return ""
 }
 
+// GetChatMemberCount obtains the member count depending on the chat type
+func (c *Client) GetChatMemberCount(chat *client.Chat) int32 {
+	chatType := chat.Type.ChatTypeType()
+	if chatType == client.TypeChatTypePrivate {
+		return 2
+	} else if chatType == client.TypeChatTypeBasicGroup {
+		basicGroupType, _ := chat.Type.(*client.ChatTypeBasicGroup)
+		basicGroup, err := c.client.GetBasicGroup(&client.GetBasicGroupRequest{
+			BasicGroupId: basicGroupType.BasicGroupId,
+		})
+		if err == nil {
+			return basicGroup.MemberCount
+		} else {
+			log.Warnf("Couldn't retrieve basic group: %v", err.Error())
+		}
+	} else if chatType == client.TypeChatTypeSupergroup {
+		supergroupType, _ := chat.Type.(*client.ChatTypeSupergroup)
+		supergroup, err := c.client.GetSupergroup(&client.GetSupergroupRequest{
+			SupergroupId: supergroupType.SupergroupId,
+		})
+		if err == nil {
+			return supergroup.MemberCount
+		} else {
+			log.Warnf("Couldn't retrieve supergroup: %v", err.Error())
+		}
+	}
+	return 0
+}
+
 // GetGroupChats obtains all group chats
 func (c *Client) GetGroupChats() []*client.Chat {
 	var groupChats []*client.Chat

xmpp/handlers.go

@@ -340,11 +340,7 @@ func handleGetDisco(dt discoType, s xmpp.Sender, iq *stanza.IQ) {
 	if dt == discoTypeInfo {
 		disco := answer.DiscoInfo()
 		toID, toOk := toToID(iq.To)
-		if toOk {
-			disco.AddIdentity("", "account", "registered")
-		} else {
-			disco.AddIdentity("Telegram Gateway", "gateway", "telegram")
-		}
+		var isMuc bool
 		bare, _, fromOk := splitFrom(iq.From)
 		if fromOk {
 			session, sessionOk := sessions[bare]
@@ -352,24 +348,51 @@ func handleGetDisco(dt discoType, s xmpp.Sender, iq *stanza.IQ) {
 				if toOk {
 					chat, _, err := session.GetContactByID(toID, nil)
 					if err == nil && session.IsGroup(chat) {
+						isMuc = true
 						disco.AddIdentity(chat.Title, "conference", "text")
-					}
 
-					disco.AddFeatures(
-						"http://jabber.org/protocol/muc",
-						"muc_persistent",
-						"muc_hidden",
-						"muc_membersonly",
-						"muc_unmoderated",
-						"muc_nonanonymous",
-						"muc_unsecured",
-					)
+						disco.AddFeatures(
+							"http://jabber.org/protocol/muc",
+							"muc_persistent",
+							"muc_hidden",
+							"muc_membersonly",
+							"muc_unmoderated",
+							"muc_nonanonymous",
+							"muc_unsecured",
+						)
+						fields := []*stanza.Field{
+							&stanza.Field{
+								Var:        "FORM_TYPE",
+								Type:       "hidden",
+								ValuesList: []string{"http://jabber.org/protocol/muc#roominfo"},
+							},
+							&stanza.Field{
+								Var:        "muc#roominfo_description",
+								Label:      "Description",
+								ValuesList: []string{session.GetChatDescription(chat)},
+							},
+							&stanza.Field{
+								Var:        "muc#roominfo_occupants",
+								Label:      "Number of occupants",
+								ValuesList: []string{strconv.FormatInt(int64(session.GetChatMemberCount(chat)), 10)},
+							},
+						}
+
+						disco.Form = stanza.NewForm(fields, "result")
+					}
 				} else {
 					disco.AddFeatures(stanza.NSDiscoItems)
 					disco.AddIdentity("Telegram group chats", "conference", "text")
 				}
 			}
 		}
+		if toOk {
+			if !isMuc {
+				disco.AddIdentity("", "account", "registered")
+			}
+		} else {
+			disco.AddIdentity("Telegram Gateway", "gateway", "telegram")
+		}
 		answer.Payload = disco
 	} else if dt == discoTypeItems {
 		disco := answer.DiscoItems()