From 31f444510d5d8b0e211b72d910d9e307024241cf Mon Sep 17 00:00:00 2001
From: Florian Zeitz <florob@babelmonkeys.de>
Date: Thu, 10 Feb 2011 03:54:08 +0100
Subject: [PATCH] Add stanza classes XMPPStanza, XMPPIQ, XMPPMessage and
 XMPPPresence

---
 XMPPConnection.m |   4 +-
 XMPPStanza.h     |  57 +++++++++++++
 XMPPStanza.m     | 213 +++++++++++++++++++++++++++++++++++++++++++++++
 XMPPStanza.o     | Bin 0 -> 34148 bytes
 test.m           |  42 +++++++++-
 5 files changed, 313 insertions(+), 3 deletions(-)
 create mode 100644 XMPPStanza.h
 create mode 100644 XMPPStanza.m
 create mode 100644 XMPPStanza.o

diff --git a/XMPPConnection.m b/XMPPConnection.m
index 2188ad3..aa84e2f 100644
--- a/XMPPConnection.m
+++ b/XMPPConnection.m
@@ -1,4 +1,5 @@
 #import "XMPPConnection.h"
+#import "XMPPStanza.h"
 
 #define NS_BIND @"urn:ietf:params:xml:ns:xmpp-bind"
 #define NS_CLIENT @"jabber:client"
@@ -135,8 +136,7 @@
 
 - (void)_sendResourceBind
 {
-	OFXMLElement *iq = [OFXMLElement elementWithName: @"iq"];
-	[iq addAttributeWithName: @"type" stringValue: @"set"];
+	XMPPIQ *iq = [XMPPIQ IQWithType: @"set" ID: @"bind0"];
 	[iq addChild: [OFXMLElement elementWithName: @"bind"
 					  namespace: NS_BIND]];
 
diff --git a/XMPPStanza.h b/XMPPStanza.h
new file mode 100644
index 0000000..8539e6b
--- /dev/null
+++ b/XMPPStanza.h
@@ -0,0 +1,57 @@
+#import <ObjFW/ObjFW.h>
+
+@interface XMPPStanza: OFXMLElement
+{
+	OFString *from;
+	OFString *to;
+	OFString *type;
+	OFString *ID;
+}
+
+@property (copy) OFString *from;
+@property (copy) OFString *to;
+@property (copy) OFString *type;
+@property (copy) OFString *ID;
+
++ stanzaWithName: (OFString*)name;
++ stanzaWithElement: (OFXMLElement*)elem;
+
+- initWithName: (OFString*)name;
+- initWithElement: (OFXMLElement*)elem;
+@end
+
+@interface XMPPIQ: XMPPStanza
+{
+}
+
++ IQWithType: (OFString*)type_
+	  ID: (OFString*)ID_;
+@end
+
+@interface XMPPMessage: XMPPStanza
+{
+}
+
++ message;
++ messageWithID: (OFString*)ID_;
++ messageWithType: (OFString*)type_;
++ messageWithType: (OFString*)type_
+	       ID: (OFString*)ID_;
+
+- (void)addBody: (OFString*)body;
+@end
+
+@interface XMPPPresence: XMPPStanza
+{
+}
+
++ presence;
++ presenceWithID: (OFString*)ID_;
++ presenceWithType: (OFString*)type_;
++ presenceWithType: (OFString*)type_
+		ID: (OFString*)ID_;
+
+- (void)addShow: (OFString*)show;
+- (void)addStatus: (OFString*)status;
+- (void)addPriority: (char)priority;
+@end
diff --git a/XMPPStanza.m b/XMPPStanza.m
new file mode 100644
index 0000000..0077388
--- /dev/null
+++ b/XMPPStanza.m
@@ -0,0 +1,213 @@
+#import "XMPPStanza.h"
+
+@implementation XMPPStanza
+@synthesize from;
+@synthesize to;
+@synthesize type;
+@synthesize ID;
+
++ stanzaWithName: (OFString*)name
+{
+	return [[[self alloc] initWithName: name] autorelease];
+}
+
++ stanzaWithElement: (OFXMLElement*)elem {
+	return [[[self alloc] initWithElement: elem] autorelease];
+}
+
+- initWithName: (OFString*)name_
+{
+	if (!([name_ isEqual: @"iq"] ||
+	      [name_ isEqual: @"message"] ||
+	      [name_ isEqual: @"presence"]))
+		of_log(@"Invalid stanza name!");
+
+	self = [super initWithName: name_];
+	[self setDefaultNamespace: @"jabber:client"];
+
+	from = [[OFString alloc] init];
+	to = [[OFString alloc] init];
+	type = [[OFString alloc] init];
+	ID = [[OFString alloc] init];
+
+	return self;
+}
+
+- initWithElement: (OFXMLElement*)elem
+{
+	self = [super initWithName: elem.name
+			 namespace: elem.namespace];
+
+	from = [[OFString alloc] init];
+	to = [[OFString alloc] init];
+	type = [[OFString alloc] init];
+	ID = [[OFString alloc] init];
+
+	OFXMLAttribute *attr;
+
+	for (attr in elem.attributes) {
+		if ([attr.name isEqual: @"from"]) {
+			[self setFrom: [attr stringValue]];
+		} else if ([attr.name isEqual: @"to"]) {
+			[self setTo: [attr stringValue]];
+		} else if ([attr.name isEqual: @"type"]) {
+			[self setType: [attr stringValue]];
+		} else if ([attr.name isEqual: @"id"]) {
+			[self setID: [attr stringValue]];
+		} else {
+			[self addAttribute: attr];
+		}
+	}
+
+	OFXMLElement *el;
+
+	for (el in elem.children) {
+		[self addChild: el];
+	}
+
+	return self;
+}
+
+- (void)dealloc
+{
+	[from release];
+	[to release];
+	[type release];
+	[ID release];
+
+	[super dealloc];
+}
+
+- (void)setFrom: (OFString*)from_
+{
+	OFString* old = from;
+	from = [from_ copy];
+	[old release];
+	[self addAttributeWithName: @"from" stringValue: from_];
+}
+
+- (void)setTo: (OFString*)to_
+{
+	OFString* old = to;
+	to = [to_ copy];
+	[old release];
+	[self addAttributeWithName: @"to" stringValue: to];
+}
+
+- (void)setType: (OFString*)type_
+{
+	OFString* old = type;
+	type = [type_ copy];
+	[old release];
+	[self addAttributeWithName: @"type" stringValue: type];
+}
+
+- (void)setID: (OFString*)ID_
+{
+	OFString* old = ID;
+	ID = [ID_ copy];
+	[old release];
+	[self addAttributeWithName: @"id" stringValue: ID];
+}
+@end
+
+@implementation XMPPIQ
++ IQWithType: (OFString*)type_
+	  ID: (OFString*)ID_
+{
+	if (!([type_ isEqual: @"get"] ||
+	      [type_ isEqual: @"set"] ||
+	      [type_ isEqual: @"result"] ||
+	      [type_ isEqual: @"error"]))
+		of_log(@"Invalid IQ type!");
+
+	id ret;
+	ret = [[[self alloc] initWithName: @"iq"] autorelease];
+	[ret setType: type_];
+	[ret setID: ID_];
+	return ret;
+}
+@end
+
+@implementation XMPPMessage
++ message
+{
+	return [self messageWithType: nil ID: nil];
+}
+
++ messageWithID: (OFString*)ID_
+{
+	return [self messageWithType: nil ID: ID_];
+}
+
++ messageWithType: (OFString*)type_
+{
+	return [self messageWithType: type_ ID: nil];
+}
+
++ messageWithType: (OFString*)type_
+	       ID: (OFString*)ID_
+{
+	id ret;
+	ret = [[[self alloc] initWithName: @"message"] autorelease];
+	if (type_)
+		[ret setType: type_];
+	if (ID_)
+		[ret setID: ID_];
+	return ret;
+}
+
+- (void)addBody: (OFString*)body
+{
+	[self addChild: [OFXMLElement elementWithName: @"body"
+					  stringValue: body]];
+}
+@end
+
+@implementation XMPPPresence
++ presence
+{
+	return [self presenceWithType: nil ID: nil];
+}
+
++ presenceWithID: (OFString*)ID_
+{
+	return [self presenceWithType: nil ID: ID_];
+}
+
++ presenceWithType: (OFString*)type_
+{
+	return [self presenceWithType: type_ ID: nil];
+}
+
++ presenceWithType: (OFString*)type_
+		ID: (OFString*)ID_
+{
+	id ret;
+	ret = [[[self alloc] initWithName: @"presence"] autorelease];
+	if (type_)
+		[ret setType: type_];
+	if (ID_)
+		[ret setID: ID_];
+	return ret;
+}
+
+- (void)addShow: (OFString*)show
+{
+	[self addChild: [OFXMLElement elementWithName: @"show"
+					  stringValue: show]];
+}
+
+- (void)addStatus: (OFString*)status
+{
+	[self addChild: [OFXMLElement elementWithName: @"status"
+					  stringValue: status]];
+}
+
+- (void)addPriority: (char)priority
+{
+	OFString* prio = [OFString stringWithFormat: @"%d", priority];
+	[self addChild: [OFXMLElement elementWithName: @"priority"
+					  stringValue: prio]];
+}
+@end
diff --git a/XMPPStanza.o b/XMPPStanza.o
new file mode 100644
index 0000000000000000000000000000000000000000..c46eb751d8f3f041a3f9e109602ba2b8f9c384f5
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fIlkBo#CjvJ3hRA{ClTW=@au^9-7Ij-9{~Rsp7qSD

literal 0
HcmV?d00001

diff --git a/test.m b/test.m
index 7c6346b..98a665c 100644
--- a/test.m
+++ b/test.m
@@ -1,5 +1,7 @@
-#include <ObjFW/ObjFW.h>
+#include <assert.h>
+#import <ObjFW/ObjFW.h>
 #import "XMPPConnection.h"
+#import "XMPPStanza.h"
 
 @interface AppDelegate: OFObject
 {
@@ -14,6 +16,44 @@ OF_APPLICATION_DELEGATE(AppDelegate)
 {
 	OFArray *arguments = [OFApplication arguments];
 
+	XMPPPresence *pres = [XMPPPresence presence];
+	[pres addShow: @"chat"];
+	[pres addStatus: @"Bored"];
+	[pres addPriority: 20];
+	pres.to = @"alice@example.com";
+	pres.from = @"bob@example.org";
+	assert([[pres stringValue] isEqual: @"<presence to='alice@example.com' "
+			@"from='bob@example.org'><show>chat</show>"
+			@"<status>Bored</status><priority>20</priority>"
+			@"</presence>"]);
+
+	XMPPMessage *msg = [XMPPMessage messageWithType: @"chat"];
+	[msg addBody: @"Hello everyone"];
+	msg.to = @"jdev@conference.jabber.org";
+	msg.from = @"alice@example.com";
+	assert([[msg stringValue] isEqual: @"<message type='chat' "
+			@"to='jdev@conference.jabber.org' "
+			@"from='alice@example.com'><body>Hello everyone</body>"
+			@"</message>"]);
+
+	XMPPIQ *iq = [XMPPIQ IQWithType: @"set" ID: @"128"];
+	iq.to = @"juliet@capulet.lit";
+	iq.from = @"romeo@montague.lit";
+	assert([[iq stringValue] isEqual: @"<iq type='set' id='128' "
+			@"to='juliet@capulet.lit' "
+			@"from='romeo@montague.lit'/>"]);
+
+	OFXMLElement *elem = [OFXMLElement elementWithName: @"iq"];
+	[elem addAttributeWithName: @"from" stringValue: @"bob@localhost"];
+	[elem addAttributeWithName: @"to" stringValue: @"alice@localhost"];
+	[elem addAttributeWithName: @"type" stringValue: @"get"];
+	[elem addAttributeWithName: @"id" stringValue: @"42"];
+	XMPPStanza *stanza = [XMPPStanza stanzaWithElement: elem];
+	assert([[elem stringValue] isEqual: [stanza stringValue]]);
+	assert(([[OFString stringWithFormat: @"%@, %@, %@, %@", stanza.from,
+			stanza.to, stanza.type, stanza.ID]
+			isEqual: @"bob@localhost, alice@localhost, get, 42"]));
+
 	conn = [[XMPPConnection alloc] init];
 
 	if (arguments.count != 3) {