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/*************************************************************************** IRCBot.m
-------------------
begin : Wed Jun 5 03:28:59 UTC 2002
copyright : (C) 2003 by Andy Ruder
email : aeruder@ksu.edu
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#import "IRCBot.h"
#import <Foundation/NSTimer.h>
#import <Foundation/NSString.h>
#import <Foundation/NSData.h>
#import <Foundation/NSValue.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
static inline NSData *chomp_line(NSMutableData *data)
{
char *memory = [data mutableBytes];
char *memoryEnd = memory + [data length];
char *lineEndWithControls;
char *lineEnd;
int tempLength;
id lineData;
lineEndWithControls = lineEnd =
memchr(memory, '\n', memoryEnd - memory);
if (!lineEnd)
{
return nil;
}
while (((*lineEnd == '\n') || (*lineEnd == '\r'))
&& (lineEnd >= memory))
{
lineEnd--;
}
lineData = [NSData dataWithBytes: memory length: lineEnd - memory + 1];
tempLength = memoryEnd - lineEndWithControls - 1;
memmove(memory, lineEndWithControls + 1,
tempLength);
[data setLength: tempLength];
return lineData;
}
@implementation IRCBot
- connectionEstablished: (id <NetTransport>)aTransport
{
return [super connectionEstablished: aTransport];
}
- (void)connectionLost
{
[super connectionLost];
}
- registeredWithServer
{
[self joinChannel:
@"#gnustep,#netclasses"
withPassword: nil];
return self;
}
- CTCPRequestReceived: (NSString *)aCTCP withArgument: (NSString *)argument
to: (NSString *)aReceiver from: (NSString *)aPerson
{
if ([aCTCP compare: @"PING"] == NSOrderedSame)
{
[self sendCTCPReply: @"PING" withArgument: argument
to: ExtractIRCNick(aPerson)];
}
if ([aCTCP compare: @"VERSION"] == NSOrderedSame)
{
NSString *version, *reply;
version = [NetApplication netclassesVersion];
reply = [NSString stringWithFormat: @"netclasses:%@:GNUstep", version];
[self sendCTCPReply: @"VERSION" withArgument: reply
to: ExtractIRCNick(aPerson)];
}
return self;
}
- pingReceivedWithArgument: (NSString *)anArgument from: (NSString *)aSender
{
[self sendPongWithArgument: anArgument];
return self;
}
- messageReceived: (NSString *)aMessage to: (NSString *)to
from: (NSString *)whom
{
NSString *sendTo = ExtractIRCNick(whom);
if ([nick caseInsensitiveCompare: to] != NSOrderedSame)
{
return self; // Only accepts private messages
}
if ([aMessage caseInsensitiveCompare: @"quit"] == NSOrderedSame)
{
[self sendMessage: @"Quitting..." to: sendTo];
[self quitWithMessage:
[NSString stringWithFormat: @"Quit requested by %@", sendTo]];
return self;
}
else if ([aMessage caseInsensitiveCompare: @"fortune"] == NSOrderedSame)
{
if (sendTo == to)
{
return self;
}
int read;
FILE *fortune;
NSMutableData *input = [NSMutableData dataWithLength: 4000];
id line;
fortune = popen("fortune", "r");
do
{
read = fread([input mutableBytes], sizeof(char), 4000, fortune);
while ((line = chomp_line(input)))
{
[self sendMessage: [NSString stringWithCString: [line bytes]
length: [line length]] to: sendTo];
}
}
while(read == 4000);
[self sendMessage: [NSString stringWithCString: [line bytes]
length: [line length]] to: sendTo];
pclose(fortune);
return self;
}
return self;
}
@end
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