- Update

Extensions/XEP-0172/XMPPMessage+XEP_0172.h

@@ -0,0 +1,8 @@
+#import <Foundation/Foundation.h>
+#import "XMPPMessage.h"
+
+@interface XMPPMessage (XEP_0172)
+
+- (NSString *)nick;
+
+@end

Extensions/XEP-0172/XMPPMessage+XEP_0172.m

@@ -0,0 +1,13 @@
+#import "XMPPMessage+XEP_0172.h"
+#import "NSXMLElement+XMPP.h"
+
+#define XMLNS_NICK @"http://jabber.org/protocol/nick"
+
+@implementation XMPPMessage (XEP_0172)
+
+- (NSString *)nick
+{
+	return [[self elementForName:@"nick" xmlns:XMLNS_NICK] stringValue];
+}
+
+@end

Extensions/XEP-0172/XMPPPresence+XEP_0172.h

@@ -0,0 +1,8 @@
+#import <Foundation/Foundation.h>
+#import "XMPPPresence.h"
+
+@interface XMPPPresence (XEP_0172)
+
+- (NSString *)nick;
+
+@end

Extensions/XEP-0172/XMPPPresence+XEP_0172.m

@@ -0,0 +1,12 @@
+#import "XMPPPresence+XEP_0172.h"
+#import "NSXMLElement+XMPP.h"
+
+#define XMLNS_NICK @"http://jabber.org/protocol/nick"
+
+@implementation XMPPPresence (XEP_0172)
+
+- (NSString *)nick{
+	return [[self elementForName:@"nick" xmlns:XMLNS_NICK] stringValue];
+}
+
+@end