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/* X-Chat
 * Copyright (C) 1998 Peter Zelezny.
 *
 * 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.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#ifndef WIN32
#include <unistd.h>
#endif

#include "hexchat.h"
#include "cfgfiles.h"
#include "util.h"
#include "modes.h"
#include "outbound.h"
#include "ignore.h"
#include "inbound.h"
#include "dcc.h"
#include "text.h"
#include "ctcp.h"
#include "server.h"
#include "hexchatc.h"


static void
ctcp_reply (session *sess, char *nick, char *word[], char *word_eol[],
				char *conf)
{
	char tbuf[4096];	/* can receive 2048 from IRC, so this is enough */

	conf = strdup (conf);
	/* process %C %B etc */
	check_special_chars (conf, TRUE);
	auto_insert (tbuf, sizeof (tbuf),
generated by cgit-pink 1.4.1 (git 2.36.1) at 2025-03-15 08:54:45 +0000
> "", word_eol[5], server_get_network (sess->server, TRUE), "", "", nick, ""); free (conf); handle_command (sess, tbuf, FALSE); } static int ctcp_check (session *sess, char *nick, char *word[], char *word_eol[], char *ctcp) { int ret = 0; char *po; struct popup *pop; GSList *list = ctcp_list; po = strchr (ctcp, '\001'); if (po) *po = 0; po = strchr (word_eol[5], '\001'); if (po) *po = 0; while (list) { pop = (struct popup *) list->data; if (!g_ascii_strcasecmp (ctcp, pop->name)) { ctcp_reply (sess, nick, word, word_eol, pop->cmd); ret = 1; } list = list->next; } return ret; } void ctcp_handle (session *sess, char *to, char *nick, char *ip, char *msg, char *word[], char *word_eol[], int id, const message_tags_data *tags_data) { char *po; session *chansess; server *serv = sess->server; char outbuf[1024]; int ctcp_offset = 2; if (serv->have_idmsg && (word[4][1] == '+' || word[4][1] == '-') ) ctcp_offset = 3; /* consider DCC to be different from other CTCPs */ if (!g_ascii_strncasecmp (msg, "DCC", 3)) { /* but still let CTCP replies override it */ if (!ctcp_check (sess, nick, word, word_eol, word[4] + ctcp_offset)) { if (!ignore_check (word[1], IG_DCC)) handle_dcc (sess, nick, word, word_eol, tags_data); } return; } /* consider ACTION to be different from other CTCPs. Check ignore as if it was a PRIV/CHAN. */ if (!g_ascii_strncasecmp (msg, "ACTION ", 7)) { if (is_channel (serv, to)) { /* treat a channel action as a CHAN */ if (ignore_check (word[1], IG_CHAN)) return; } else { /* treat a private action as a PRIV */ if (ignore_check (word[1], IG_PRIV)) return; } /* but still let CTCP replies override it */ if (ctcp_check (sess, nick, word, word_eol, word[4] + ctcp_offset)) goto generic; inbound_action (sess, to, nick, ip, msg + 7, FALSE, id, tags_data); return; } if (ignore_check (word[1], IG_CTCP)) return; if (!g_ascii_strcasecmp (msg, "VERSION") && !prefs.hex_irc_hide_version) { #ifdef WIN32 snprintf (outbuf, sizeof (outbuf), "VERSION HexChat "PACKAGE_VERSION" [x%d] / %s", get_cpu_arch (), get_sys_str (1)); #else snprintf (outbuf, sizeof (outbuf), "VERSION HexChat "PACKAGE_VERSION" / %s", get_sys_str (1)); #endif serv->p_nctcp (serv, nick, outbuf); } if (!ctcp_check (sess, nick, word, word_eol, word[4] + ctcp_offset)) { if (!g_ascii_strncasecmp (msg, "SOUND", 5)) { po = strchr (word[5], '\001'); if (po) po[0] = 0; if (is_channel (sess->server, to)) { chansess = find_channel (sess->server, to); if (!chansess) chansess = sess; EMIT_SIGNAL_TIMESTAMP (XP_TE_CTCPSNDC, chansess, word[5], nick, to, NULL, 0, tags_data->timestamp); } else { EMIT_SIGNAL_TIMESTAMP (XP_TE_CTCPSND, sess->server->front_session, word[5], nick, NULL, NULL, 0, tags_data->timestamp); } /* don't let IRCers specify path */ #ifdef WIN32 if (strchr (word[5], '/') == NULL && strchr (word[5], '\\') == NULL) #else if (strchr (word[5], '/') == NULL) #endif sound_play (word[5], TRUE); return; } } generic: po = strchr (msg, '\001'); if (po) po[0] = 0; if (!is_channel (sess->server, to)) { EMIT_SIGNAL_TIMESTAMP (XP_TE_CTCPGEN, sess->server->front_session, msg, nick, NULL, NULL, 0, tags_data->timestamp); } else { chansess = find_channel (sess->server, to); if (!chansess) chansess = sess; EMIT_SIGNAL_TIMESTAMP (XP_TE_CTCPGENC, chansess, msg, nick, to, NULL, 0, tags_data->timestamp); } }