/* * irc-event-4.c - IRC events -- Sending messages * * Copyright (C) 2000 Stefan Jahn * * This 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, or (at your option) * any later version. * * This software 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 package; see the file COPYING. If not, write to * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. * * $Id: irc-event-4.c,v 1.10 2001/05/19 23:04:57 ela Exp $ * */ #if HAVE_CONFIG_H # include #endif #if ENABLE_IRC_PROTO #define _GNU_SOURCE #include #include #ifdef __MINGW32__ # include #endif #include #include "irc-core/irc-core.h" #include "irc-proto.h" #include "irc-crypt.h" #include "irc-event.h" /* * Command: PRIVMSG * Parameters: {,} * Numeric Replies: ERR_NORECIPIENT ERR_NOTEXTTOSEND * ERR_CANNOTSENDTOCHAN ERR_NOTOPLEVEL * ERR_WILDTOPLEVEL ERR_TOOMANYTARGETS * ERR_NOSUCHNICK * RPL_AWAY */ int irc_priv_callback (svz_socket_t *sock, irc_client_t *client, irc_request_t *request) { irc_config_t *cfg = sock->cfg; irc_client_t *cl; irc_channel_t *channel; svz_socket_t *xsock; static char text[MAX_MSG_LEN]; int n, i; /* enough paras ? */ if (irc_check_args (sock, client, cfg, request, 2)) return 0; /* concate the text itself */ for (text[0] = 0, n = 1; n < request->paras; n++) strcat (text, request->para[n]); /* no text ? */ if (!text[0]) { irc_printf (sock, ":%s %03d %s " ERR_NOTEXTTOSEND_TEXT "\n", cfg->host, ERR_NOTEXTTOSEND, client->nick); return 0; } /* go through all targets (receivers) */ for (n = 0; n < request->targets; n++) { /* is receiver nick ? */ if ((cl = irc_find_nick (cfg, request->target[n].nick)) != NULL) { /* is this client away ? */ if (irc_client_absent (cl, client)) continue; /* crypted ? */ if (client->flag & UMODE_PASS) irc_encrypt_text (text, client->key); xsock = cl->sock; irc_printf (xsock, ":%s!%s@%s PRIVMSG %s :%s\n", client->nick, client->user, client->host, cl->nick, (cl->flag & UMODE_PASS) ? irc_decrypt_text (text, cl->key) : text); } /* is receiver a channel ? */ else if ((channel = irc_find_channel (cfg, request->target[n].channel)) != NULL) { i = irc_client_in_channel (sock, client, channel); /* no Messages of outside at these channels ! */ if (channel->flag & MODE_MESSAGE && i == -1) { irc_printf (sock, ":%s %03d %s " ERR_CANNOTSENDTOCHAN_TEXT "\n", cfg->host, ERR_CANNOTSENDTOCHAN, client->nick, channel->name); continue; } /* do you have voice in a Moderated channel ? */ if (channel->flag & MODE_MODERATE && !(channel->cflag[i] & (MODE_VOICE | MODE_OPERATOR))) { irc_printf (sock, ":%s %03d %s " ERR_CANNOTSENDTOCHAN_TEXT "\n", cfg->host, ERR_CANNOTSENDTOCHAN, client->nick, channel->name); continue; } /* crypted ? */ if (client->flag & UMODE_PASS) irc_encrypt_text (text, client->key); /* tell all clients in this channel about */ for (i = 0; i < channel->clients; i++) { cl = channel->client[i]; if (cl != client) { xsock = cl->sock; irc_printf (xsock, ":%s!%s@%s PRIVMSG %s :%s\n", client->nick, client->user, client->host, channel->name, (cl->flag & UMODE_PASS) ? irc_decrypt_text (text, cl->key) : text); } } } /* no real target found */ else { if (request->target[n].channel[0]) sprintf (text, "%s", request->target[n].channel); else if (request->target[n].nick[0]) sprintf (text, "%s", request->target[n].nick); else if (request->target[n].mask[0]) sprintf (text, "%s", request->target[n].nick); else sprintf (text, "%s@%s", request->target[n].user, request->target[n].host); irc_printf (sock, ":%s %03d %s " ERR_NOSUCHNICK_TEXT "\n", cfg->host, ERR_NOSUCHNICK, client->nick, text); } } return 0; } /* * Command: NOTICE * Parameters: * Numeric Replies: ERR_NORECIPIENT ERR_NOTEXTTOSEND * ERR_CANNOTSENDTOCHAN ERR_NOTOPLEVEL * ERR_WILDTOPLEVEL ERR_TOOMANYTARGETS * ERR_NOSUCHNICK * RPL_AWAY */ int irc_note_callback (svz_socket_t *sock, irc_client_t *client, irc_request_t *request) { irc_config_t *cfg = sock->cfg; irc_client_t *cl; svz_socket_t *xsock; static char text[MAX_MSG_LEN]; int n; /* enough paras ? */ if (irc_check_args (sock, client, cfg, request, 2)) return 0; /* concate the text */ for (text[0] = 0, n = 1; n < request->paras; n++) strcat (text, request->para[n]); /* no text ? */ if (!text[0]) { irc_printf (sock, ":%s %03d %s " ERR_NOTEXTTOSEND_TEXT "\n", cfg->host, ERR_NOTEXTTOSEND, client->nick); return 0; } /* is target a nick ? */ if ((cl = irc_find_nick (cfg, request->target[0].nick)) != NULL) { /* is this client away ? */ if (irc_client_absent (cl, client)) return 0; /* crypted ? */ if (client->flag & UMODE_PASS) irc_encrypt_text (text, client->key); if (cl->flag & UMODE_PASS) irc_decrypt_text (text, cl->key); xsock = cl->sock; irc_printf (xsock, ":%s!%s@%s NOTICE %s :%s\n", client->nick, client->user, client->host, cl->nick, text); } return 0; } #else /* not ENABLE_IRC_PROTO */ int irc_event_4_dummy; /* Shut up compiler warnings. */ #endif /* not ENABLE_IRC_PROTO */
