Add support for 'anonymous' PRIVMSG and NOTICE

IRCClient now supports PRIVMSG and NOTICE messages that are not
addressed to the client's nick, nor to any channel the client is on.
An example is the AUTH messages that some servers emit at the start
of the connection process.

IRCClient.xcodeproj/project.pbxproj

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IRCClient/IRCClientSession.h

 	messages have implementation-specific uses. See the various RFCs, and other
 	info sources, for details.
  */
-+(NSDictionary *)IRCNumericCodes;
++(NSDictionary *)ircNumericCodes;
 
 /** Set the nickname, username, and realname for the session.
  

IRCClient/IRCClientSession.m

 static void onKick(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onChannelPrvmsg(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onPrivmsg(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
+static void onServerMsg(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onNotice(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onChannelNotice(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
+static void onServerNotice(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onInvite(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onCtcpRequest(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 static void onCtcpReply(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count);
 		_callbacks.event_kick = onKick;
 		_callbacks.event_channel = onChannelPrvmsg;
 		_callbacks.event_privmsg = onPrivmsg;
+		_callbacks.event_server_msg = onServerMsg;
 		_callbacks.event_notice = onNotice;
 		_callbacks.event_channel_notice = onChannelNotice;
+		_callbacks.event_server_notice = onServerNotice;
 		_callbacks.event_invite = onInvite;
 		_callbacks.event_ctcp_req = onCtcpRequest;
 		_callbacks.event_ctcp_rep = onCtcpReply;
 		}
 		
 		// Strip server info from nicks.
-//		irc_option_set(irc_session, LIBIRC_OPTION_STRIPNICKS);
+//		irc_option_set(_irc_session, LIBIRC_OPTION_STRIPNICKS);
+		
+		// Set debug mode.
+		irc_option_set(_irc_session, LIBIRC_OPTION_DEBUG);
 		
 		irc_set_ctx(_irc_session, (__bridge void *)(self));
 		
 	irc_destroy_session(_irc_session);
 }
 
-+(NSDictionary *)IRCNumericCodes
++(NSDictionary *)ircNumericCodes
 {
 	if(ircNumericCodeList == nil)
 	{
 
 +(void)loadNumericCodes
 {
-	NSString* numericCodeListPath = [[NSBundle mainBundle] pathForResource:@"IRC_Numerics" ofType:@"plist"];
+	NSString* numericCodeListPath = [[NSBundle bundleForClass:[self class]] pathForResource:@"IRC_Numerics" ofType:@"plist"];
 	ircNumericCodeList = [NSDictionary dictionaryWithContentsOfFile:numericCodeListPath];
 	if(ircNumericCodeList)
 	{
 		NSLog(@"IRC numeric codes list loaded successfully.\n");
+//		NSLog(@"%@", ircNumericCodeList);
 	}
 	else
 	{
 	[_delegate privateMessageReceived:messageString fromUser:nick];
 }
 
+- (void)serverMessageReceivedFrom:(NSString *)origin params:(NSArray *)params
+{
+	[_delegate serverMessageReceivedFrom:origin params:params];
+}
+
 - (void)privateNoticeReceived:(NSData *)notice fromUser:(NSString *)nick
 {
 	NSString* noticeString = [NSString stringWithCString:notice.SA_terminatedCString encoding:_encoding];
 	[channel noticeSent:notice byUser:nick];
 }
 
+- (void)serverNoticeReceivedFrom:(NSString *)origin params:(NSArray *)params
+{
+	[_delegate serverNoticeReceivedFrom:origin params:params];
+}
+
 - (void)invitedToChannel:(NSData *)channelName by:(NSString *)nick
 {
 	[_delegate invitedToChannel:channelName.SA_dataWithTerminatedCString by:nick];
 	[clientSession privateMessageReceived:message fromUser:nick];
 }
 
+/*!
+ * The "privmsg" event is triggered upon receipt of a PRIVMSG message
+ * which is addressed to no one in particular, but it sent to the client
+ * anyway.
+ *
+ * \param origin the person, who generates the message.
+ * \param params optional, contains who knows what.
+ */
+static void onServerMsg(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count)
+{
+	IRCClientSession *clientSession = (__bridge IRCClientSession *) irc_get_ctx(session);
+	NSString *sender = @(origin);
+	
+	NSMutableArray *paramsArray = [[NSMutableArray alloc] init];
+	for (unsigned int i = 0; i < count; i++)
+	{
+		[paramsArray addObject:[NSData dataWithBytes:params[i] length:strlen(params[i]) + 1]];
+	}
+	
+	[clientSession serverMessageReceivedFrom:sender params:paramsArray];
+}
+
 /*!
  * The "notice" event is triggered upon receipt of a NOTICE message
  * which means that someone has sent the client a public or private
 	[clientSession noticeSent:notice toChannel:channelName byUser:nick];
 }
 
+/*!
+ * The "server_notice" event is triggered upon receipt of a NOTICE
+ * message which means that the server has sent the client a notice.
+ * This notice is not necessarily addressed to the client's nick
+ * (for example, AUTH notices, sent before the client's nick is known).
+ * According to RFC 1459, the only difference between NOTICE
+ * and PRIVMSG is that you should NEVER automatically reply to NOTICE
+ * messages. Unfortunately, this rule is frequently violated by IRC
+ * servers itself - for example, NICKSERV messages require reply, and
+ * are NOTICEs.
+ *
+ * \param origin the person, who generates the message.
+ * \param params optional, contains who knows what.
+ */
+static void onServerNotice(irc_session_t *session, const char *event, const char *origin, const char **params, unsigned int count)
+{
+	IRCClientSession *clientSession = (__bridge IRCClientSession *) irc_get_ctx(session);
+	NSString *sender = @(origin);
+	
+	NSMutableArray *paramsArray = [[NSMutableArray alloc] init];
+	for (unsigned int i = 0; i < count; i++)
+	{
+		[paramsArray addObject:[NSData dataWithBytes:params[i] length:strlen(params[i]) + 1]];
+	}
+	
+	[clientSession serverNoticeReceivedFrom:sender params:paramsArray];
+}
+
 /*!
  * The "invite" event is triggered upon receipt of an INVITE message,
  * which means that someone is permitting the client's entry into a +i

IRCClient/IRCClientSessionDelegate.h

  */
 - (void)privateNoticeReceived:(NSString *)notice fromUser:(NSString *)nick;
 
+/** The client has received a private PRIVMSG from the server.
+ *
+ *  @param origin the sender of the message
+ *  @param params the parameters of the message
+ */
+- (void)serverMessageReceivedFrom:(NSString *)origin params:(NSArray *)params;
+
+/** The client has received a private NOTICE from the server.
+ *
+ *  @param origin the sender of the notice
+ *  @param params the parameters of the notice
+ */
+- (void)serverNoticeReceivedFrom:(NSString *)origin params:(NSArray *)params;
+
 /** The IRC client has been invited to a channel.
  *	
  *	Note that the name is provided as an NSData object, because we have no idea