Expose JID fields and rename to match XEP-0029 wording

See: XEP-0029 - Definition of Jabber Identifiers (JIDs)
https://xmpp.org/extensions/xep-0029.html

jid.go

@@ -7,9 +7,9 @@ import (
 )
 
 type Jid struct {
-	username string
-	domain   string
-	resource string
+	Node     string
+	Domain   string
+	Resource string
 }
 
 func NewJid(sjid string) (*Jid, error) {
@@ -21,29 +21,29 @@ func NewJid(sjid string) (*Jid, error) {
 
 	s1 := strings.SplitN(sjid, "@", 2)
 	if len(s1) == 1 { // This is a server or component JID
-		jid.domain = s1[0]
+		jid.Domain = s1[0]
 	} else { // JID has a local username part
 		if s1[0] == "" {
 			return jid, fmt.Errorf("invalid jid '%s", sjid)
 		}
-		jid.username = s1[0]
+		jid.Node = s1[0]
 		if s1[1] == "" {
 			return jid, fmt.Errorf("domain cannot be empty")
 		}
-		jid.domain = s1[1]
+		jid.Domain = s1[1]
 	}
 
 	// Extract resource from domain field
-	s2 := strings.SplitN(jid.domain, "/", 2)
+	s2 := strings.SplitN(jid.Domain, "/", 2)
 	if len(s2) == 2 { // If len = 1, domain is already correct, and resource is already empty
-		jid.domain = s2[0]
-		jid.resource = s2[1]
+		jid.Domain = s2[0]
+		jid.Resource = s2[1]
 	}
 
-	if !isUsernameValid(jid.username) {
-		return jid, fmt.Errorf("invalid username in JID '%s'", sjid)
+	if !isUsernameValid(jid.Node) {
+		return jid, fmt.Errorf("invalid Node in JID '%s'", sjid)
 	}
-	if !isDomainValid(jid.domain) {
+	if !isDomainValid(jid.Domain) {
 		return jid, fmt.Errorf("invalid domain in JID '%s'", sjid)
 	}
 

jid_test.go

@@ -28,16 +28,16 @@ func TestValidJids(t *testing.T) {
 			t.Error("jid should not be nil")
 		}
 
-		if jid.username != tt.expected.username {
-			t.Errorf("incorrect jid username (%s): %s", tt.expected.username, jid.username)
+		if jid.Node != tt.expected.Node {
+			t.Errorf("incorrect jid Node (%s): %s", tt.expected.Node, jid.Node)
 		}
 
-		if jid.username != tt.expected.username {
-			t.Errorf("incorrect jid domain (%s): %s", tt.expected.domain, jid.domain)
+		if jid.Node != tt.expected.Node {
+			t.Errorf("incorrect jid domain (%s): %s", tt.expected.Domain, jid.Domain)
 		}
 
-		if jid.resource != tt.expected.resource {
-			t.Errorf("incorrect jid resource (%s): %s", tt.expected.resource, jid.resource)
+		if jid.Resource != tt.expected.Resource {
+			t.Errorf("incorrect jid resource (%s): %s", tt.expected.Resource, jid.Resource)
 		}
 	}
 }

session.go

@@ -37,7 +37,7 @@ func NewSession(conn net.Conn, o Config) (net.Conn, *Session, error) {
 
 	// starttls
 	var tlsConn net.Conn
-	tlsConn = s.startTlsIfSupported(conn, o.parsedJid.domain)
+	tlsConn = s.startTlsIfSupported(conn, o.parsedJid.Domain)
 	if s.TlsEnabled {
 		s.reset(conn, tlsConn, o)
 	}
@@ -64,7 +64,7 @@ func (s *Session) PacketId() string {
 
 func (s *Session) init(conn net.Conn, o Config) {
 	s.setProxy(nil, conn, o)
-	s.Features = s.open(o.parsedJid.domain)
+	s.Features = s.open(o.parsedJid.Domain)
 }
 
 func (s *Session) reset(conn net.Conn, newConn net.Conn, o Config) {
@@ -73,7 +73,7 @@ func (s *Session) reset(conn net.Conn, newConn net.Conn, o Config) {
 	}
 
 	s.setProxy(conn, newConn, o)
-	s.Features = s.open(o.parsedJid.domain)
+	s.Features = s.open(o.parsedJid.Domain)
 }
 
 // TODO: setProxyLogger ? better name ? This is not a TCP / HTTP proxy
@@ -141,7 +141,7 @@ func (s *Session) auth(o Config) {
 		return
 	}
 
-	s.err = authSASL(s.socketProxy, s.decoder, s.Features, o.parsedJid.username, o.Password)
+	s.err = authSASL(s.socketProxy, s.decoder, s.Features, o.parsedJid.Node, o.Password)
 }
 
 func (s *Session) bind(o Config) {
@@ -150,7 +150,7 @@ func (s *Session) bind(o Config) {
 	}
 
 	// Send IQ message asking to bind to the local user name.
-	var resource = o.parsedJid.resource
+	var resource = o.parsedJid.Resource
 	if resource != "" {
 		fmt.Fprintf(s.socketProxy, "<iq type='set' id='%s'><bind xmlns='%s'><resource>%s</resource></bind></iq>",
 			s.PacketId(), nsBind, resource)