add invite-notify and invite auto-join support.

client.go

@@ -29,6 +29,7 @@ var supportedCaps = []string{
 	"userhost-in-names",
 	"account-notify",
 	"away-notify",
+	"invite-notify",
 	"extended-join",
 	"chghost",
 	"account-tag",
@@ -885,7 +886,7 @@ func (client *Client) handleEvent(event *Event) {
 			}
 		}
 
-	// AddHandler ISupport
+	// ISupport
 	case "packet.005":
 		{
 			for _, token := range event.Args[1:] {
@@ -1145,6 +1146,24 @@ func (client *Client) handleEvent(event *Event) {
 			}
 		}
 
+	case "packet.invite":
+		{
+			inviteeNick := event.Arg(0)
+			channelName := event.Arg(1)
+			channel := client.Channel(channelName)
+
+			if client.config.AutoJoinInvites && inviteeNick == client.Nick() {
+				if channel == nil {
+					client.Join(channelName)
+				}
+			}
+
+			// Add channel target for rendering invite-notify invitations.
+			if channel != nil {
+				client.handleInTarget(channel, event)
+			}
+		}
+
 	case "packet.mode":
 		{
 			targetName := event.Arg(0)

client_test.go

@@ -13,11 +13,12 @@ import (
 // Integration test below, brace yourself.
 func TestClient(t *testing.T) {
 	client := irc.New(context.Background(), irc.Config{
-		Nick:         "Test",
-		User:         "Tester",
-		RealName:     "...",
-		Alternatives: []string{"Test2", "Test3", "Test4", "Test768"},
-		SendRate:     1000,
+		Nick:            "Test",
+		User:            "Tester",
+		RealName:        "...",
+		Alternatives:    []string{"Test2", "Test3", "Test4", "Test768"},
+		SendRate:        1000,
+		AutoJoinInvites: true,
 	})
 
 	client.AddHandler(handlers.Input)
@@ -34,6 +35,7 @@ func TestClient(t *testing.T) {
 			{Client: "CAP LS 302"},
 			{Client: "NICK Test"},
 			{Client: "USER Tester 8 * :..."},
+			{Server: ":testserver.example.com NOTICE * :*** Checking your bits..."},
 			{Server: ":testserver.example.com CAP * LS :multi-prefix chghost userhost-in-names vendorname/custom-stuff echo-message =malformed vendorname/advanced-custom-stuff=things,and,items"},
 			{Client: "CAP REQ :multi-prefix chghost userhost-in-names echo-message"},
 			{Server: ":testserver.example.com CAP * ACK :multi-prefix userhost-in-names"},
@@ -323,9 +325,28 @@ func TestClient(t *testing.T) {
 				if client.Channel("#Test2") != nil {
 					return errors.New("#Test2 is still there.")
 				}
-
 				return nil
 			}},
+			{Server: ":testserver.example.com CAP Test768 NEW :invite-notify"},
+			{Client: "CAP REQ :invite-notify"},
+			{Server: ":testserver.example.com CAP Test768 ACK :invite-notify"},
+			{Server: ":ZealousMod!zeal@example.com INVITE Test768 #Test2"},
+			{Client: "JOIN #Test2"},
+			{Server: ":Test768!~Tester@127.0.0.1 JOIN #Test2 *"},
+			{Server: ":testserver.example.com 353 Test768 = #Test2 :Test768!~Tester@127.0.0.1 @+ZealousMod!zeal@example.com"},
+			{Server: ":testserver.example.com 366 Test768 #Test2 :End of /NAMES list."},
+			{Server: "PING :testserver.example.com"}, // Ping/Pong to sync.
+			{Client: "PONG :testserver.example.com"},
+			{Callback: func() error {
+				if client.Channel("#Test2") == nil {
+					return errors.New("#Test2 is not there.")
+				}
+				return nil
+			}},
+			{Server: ":ZealousMod!zeal@example.com INVITE Test768 #Test2"},
+			{Server: ":ZealousMod!zeal@example.com INVITE DoomedUser #test768-do-not-join"},
+			{Server: "PING :testserver.example.com"}, // Ping/Pong to sync.
+			{Client: "PONG :testserver.example.com"},
 		},
 	}
 

config.go

@@ -33,6 +33,9 @@ type Config struct {
 
 	// Languages to request.
 	Languages []string `json:"languages"`
+
+	// Auto-join on invite (bad idea).
+	AutoJoinInvites bool `json:"autoJoinInvites"`
 }
 
 // WithDefaults returns the config with the default values