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[READ-ONLY] Mirror of https://github.com/VibeDevelopers/Comet.
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123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189/* * modules/um_regonlymsg.c * Copyright (c) 2020 Ariadne Conill <ariadne@dereferenced.org> * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */
#include "stdinc.h"#include "modules.h"#include "hook.h"#include "client.h"#include "ircd.h"#include "send.h"#include "hash.h"#include "s_conf.h"#include "s_user.h"#include "s_serv.h"#include "numeric.h"#include "privilege.h"#include "s_newconf.h"#include "logger.h"
static intum_regonlymsg_modinit(void){ user_modes['R'] = find_umode_slot(); construct_umodebuf();
if (!user_modes['R']) { ierror("um_regonlymsg: unable to allocate usermode slot for +R, unloading module"); return -1; }
return 0;}
static voidum_regonlymsg_moddeinit(void){ user_modes['R'] = 0; construct_umodebuf();}
#define IsSetRegOnlyMsg(c) ((c->umodes & user_modes['R']) == user_modes['R'])
static const char um_regonlymsg_desc[] = "Provides usermode +R which restricts messages from unregistered users.";
static boolallow_message(struct Client *source_p, struct Client *target_p){ if (!MyClient(target_p)) return true;
if (!IsSetRegOnlyMsg(target_p)) return true;
if (!IsPerson(source_p)) return true;
/* XXX: controversial? allow opers to send through +R */ if (IsOper(source_p)) return true;
if (accept_message(source_p, target_p)) return true;
if (source_p->user->suser[0]) return true;
return false;}
static booladd_callerid_accept_for_source(enum message_type msgtype, struct Client *source_p, struct Client *target_p){ if (!MyClient(source_p)) return true;
if(msgtype != MESSAGE_TYPE_NOTICE && IsSetRegOnlyMsg(source_p) && !accept_message(target_p, source_p) && !IsOperGeneral(target_p)) { if(rb_dlink_list_length(&source_p->localClient->allow_list) < (unsigned long)ConfigFileEntry.max_accept) { rb_dlinkAddAlloc(target_p, &source_p->localClient->allow_list); rb_dlinkAddAlloc(source_p, &target_p->on_allow_list); } else { sendto_one_numeric(source_p, ERR_OWNMODE, form_str(ERR_OWNMODE), target_p->name, "+R"); return false; } }
return true;}
static voidh_hdl_invite(void *vdata){ hook_data_channel_approval *data = vdata; struct Client *source_p = data->client; struct Client *target_p = data->target; static char errorbuf[BUFSIZE];
if (data->approved) return;
if (!add_callerid_accept_for_source(MESSAGE_TYPE_PRIVMSG, source_p, target_p)) { data->approved = ERR_NONONREG; return; }
if (allow_message(source_p, target_p)) return;
snprintf(errorbuf, sizeof errorbuf, form_str(ERR_NONONREG), target_p->name);
data->approved = ERR_NONONREG; data->error = errorbuf;}
static voidh_hdl_privmsg_user(void *vdata){ hook_data_privmsg_user *data = vdata; struct Client *source_p = data->source_p; struct Client *target_p = data->target_p;
if (data->approved) return;
if (!add_callerid_accept_for_source(data->msgtype, source_p, target_p)) { data->approved = ERR_NONONREG; return; }
if (allow_message(source_p, target_p)) return;
data->approved = ERR_NONONREG;
if (data->msgtype == MESSAGE_TYPE_NOTICE) return;
sendto_one_numeric(source_p, ERR_NONONREG, form_str(ERR_NONONREG), target_p->name);}
static mapi_hfn_list_av1 um_regonlymsg_hfnlist[] = { { "invite", h_hdl_invite }, { "privmsg_user", h_hdl_privmsg_user }, { NULL, NULL }};
DECLARE_MODULE_AV2(um_regonlymsg, um_regonlymsg_modinit, um_regonlymsg_moddeinit, NULL, NULL, um_regonlymsg_hfnlist, NULL, NULL, um_regonlymsg_desc);