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psyced/world/net/irc/server.c
psyc://psyced.org/~lynX c5325aedaf remove old linking code
2009-03-21 07:27:08 +01:00

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// $Id: server.c,v 1.86 2008/10/16 13:07:13 lynx Exp $ // vim:syntax=lpc
//
// IRC protocol receptionist
//
#define MYNICK "*"
#include "irc.h" // inherits net/irc/common
#include "server.h" // inherits net/server
#include "error.h" // gets numeric codes
#include "reply.h" // gets numeric codes
//#define emit(bla) binary_message(replace(bla, "\n", "\r\n"))
#include "hack.i"
volatile string login;
volatile string host;
volatile string name;
volatile string pass;
// for now it's a bit complicated to re-issue all joins and i'm not
// even sure if it would be enough for the irc clients.. so better
// just quit the old object and start anew. a bit silly when user
// objects have just been incarnated and never actually logged in -
// for each ircer we thus incarnate twice. FIXME
keepUserObject(user) { return 0; }
qScheme() { return "irc"; }
qName() { return "*"; } // MYNICK? no i think i tried that before
// and it didn't work
void create() {
unless (clonep()) return;
sTextPath(0, 0, "irc");
}
createUser(nick) {
return named_clone(IRC_PATH "user", nick);
}
parse(a) {
::parse(a);
if (ME) next_input_to(#'parse);
}
// allow for nickserv syntax somehow?
promptForPassword() {
// string me;
//
// that's too complicated for dirty coded clients
// if (me = user->vQuery("me")) p(nick+" "+me);
unless (pass) w("_query_password", 0, ([ "_nick": MYNICK ]) );
return 1;
}
#ifdef PRO_PATH
# define BOUNCE_D NET_PATH "d/bounce"
#else // grummel
# define BOUNCE_D DAEMON_PATH "bounce"
#endif
morph() {
// das zeug hier gehört irgendwann mal in die textdb, eilt nich..
if (user && interactive(user) && BOUNCE_D->checkBounce(nick)) {
write("ERROR :Closing Link: " + nick
+ " (You've been bouncing in and out (2 or more clients try "
"to connect to this server using your identity). Please "
"stop all clients except the one you want to use for "
"chatting and (if needed) try to connect again in two "
"minutes. Thanks.)\n");
quit();
return;
}
#ifdef IRCPLUS
string lynx="/"; lynx[0] = 0x1c; // ctrl-backslash
# define SUPPORTS ":" SERVER_HOST " 800 "+nick+" IDENTITY :"+ \
"password"+ lynx +"email optional\n"
#else
# define SUPPORTS
#endif
// feeps says mIRC extracts its public ip from the 001 message
write("\
:" SERVER_HOST " 001 "+nick+" :Connected to an IRC emulation daemon on the [PSYC] network, "+ nick +"@"+ query_ip_name() +"\n\
:" SERVER_HOST " 002 "+nick+" :Your host is " SERVER_HOST " running version " SERVER_VERSION "\n\
" SUPPORTS "\
:" SERVER_HOST " 004 "+nick+" " SERVER_HOST " " SERVER_VERSION " * *\n");
// :" SERVER_HOST " 003 "+nick+" :This server was created long before you were born.\n\
// 005 is issued by user.c
unless (::morph()) return;
}
ircMsg(from, cmd, args, text, all) {
switch(cmd) {
case "server":
// welcher client tut das senden?
// eben kein client, sondern ein server mit C/N lines
write("402 :No server connectivity implemented.\n");
quit();
return 1;
case "user":
D1(case "u":)
if (sscanf(args, "%s %s %s", login, host, name) < 3) {
//reply(ERR_NEEDMOREPARAMS,
// ":Incorrect number of parameters");
}
// TODO: why is it using THIS syntax here?
login = "irc:"+login+"@"+host;
// unfortunately we have to go by USER since
// NICK may be reissued in a new connection and
// a password query would interfere with the PASS
// which is already coming our way before we know
if (nick) {
D2( D("irc:calling hello from USER\n"); )
hello(nick, login, pass);
}
return 1;
case "oper":
case "pass":
D1(case "p":)
pass = args || text;
// if (nick) password(args);
if (nick && pass) {
D2( D("irc:calling hello from PASS\n"); )
hello(nick, login, pass);
}
return 1;
case "nick":
D1(case "n":)
// bug in some clients like ircg.. they send NICK :nick
nick = args || text;
if (nick && (pass || login)) {
D2( D("irc:calling hello from NICK\n"); )
hello(nick, login, pass);
}
return 1;
}
return ::ircMsg(from, cmd, args, text, all);
}
quit() {
destruct(this_object());
return 1;
}
w(mc, data, vars, a,b,c,d) {
emit(psyc2irc(mc, 0) +" "+MYNICK+" :");
return ::w(mc, data, vars, a,b,c,d);
}
tls_logon(a) {
PT(("%O tls_logon\n", ME))
// PT(("tls_certificate info:\n%O\n", tls_certificate(ME, 1)))
next_input_to(#'parse);
::logon(a);
return 1;
}
logon(failure) {
if (this_interactive()) set_prompt(""); // case of failure?
next_input_to(#'parse);
#if __EFUN_DEFINED__(tls_query_connection_state)
if (tls_query_connection_state(ME) == 0) {
// DONT ::logon if this is to be done by tls_logon
::logon(failure);
}
#else
::logon(failure);
#endif
#ifdef _flag_log_sockets_IRC
log_file("RAW_IRC", "\nnew connection %O from %O\n",
ME,
# ifdef _flag_log_hosts
query_ip_name()
# else
"?"
# endif
);
#endif
return 1;
}