angiosperm/extensions/cap_oper.c
2021-06-26 16:30:30 +01:00

147 lines
4.2 KiB
C

/*
* Copyright (C) 2021 David Schultz <me@zpld.me>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*/
#include <stdinc.h>
#include <modules.h>
#include <capability.h>
#include <s_conf.h>
#include <s_serv.h>
#include <s_newconf.h>
#include <client.h>
#include <msgbuf.h>
static char cap_oper_desc[] = "Provides the solanum.chat/oper capability";
static bool cap_oper_oper_visible(struct Client *);
static void cap_oper_outbound_msgbuf(void *);
static void cap_oper_umode_changed(void *);
static void cap_oper_cap_change(void *);
static unsigned CLICAP_OPER;
static unsigned CLICAP_OPER_AUSPEX;
static unsigned CLICAP_OPER_JUSTOPER;
static unsigned CLICAP_OPER_NORMAL;
static struct ClientCapability capdata_oper_oper = {
.visible = cap_oper_oper_visible,
};
mapi_cap_list_av2 cap_oper_caps[] = {
{ MAPI_CAP_CLIENT, "solanum.chat/oper", NULL, &CLICAP_OPER },
{ MAPI_CAP_CLIENT, "?oper_auspex", &capdata_oper_oper, &CLICAP_OPER_AUSPEX },
{ MAPI_CAP_CLIENT, "?oper_justoper", &capdata_oper_oper, &CLICAP_OPER_JUSTOPER },
{ MAPI_CAP_CLIENT, "?oper_normal", &capdata_oper_oper, &CLICAP_OPER_NORMAL },
{ 0, NULL, NULL, NULL },
};
mapi_hfn_list_av1 cap_oper_hfnlist[] = {
{ "outbound_msgbuf", cap_oper_outbound_msgbuf, HOOK_NORMAL },
{ "umode_changed", cap_oper_umode_changed, HOOK_MONITOR },
{ "cap_change", cap_oper_cap_change, HOOK_MONITOR },
{ NULL, NULL, 0 },
};
static bool
cap_oper_oper_visible(struct Client *client)
{
return false;
}
static void
cap_oper_outbound_msgbuf(void *data_)
{
hook_data *data = data_;
struct MsgBuf *msgbuf = data->arg1;
if (data->client == NULL || !IsPerson(data->client))
return;
if (IsOper(data->client))
{
/* send all oper data to auspex */
msgbuf_append_tag(msgbuf, "solanum.chat/oper", data->client->user->opername, CLICAP_OPER_AUSPEX);
if (HasPrivilege(data->client, "oper:hidden") || ConfigFileEntry.hide_opers)
/* these people aren't allowed to see hidden opers */
return;
msgbuf_append_tag(msgbuf, "solanum.chat/oper", data->client->user->opername, CLICAP_OPER_JUSTOPER);
msgbuf_append_tag(msgbuf, "solanum.chat/oper", NULL, CLICAP_OPER_NORMAL);
}
}
static inline void
update_clicap_oper(struct Client *client)
{
/* clear out old caps */
client->localClient->caps &= ~CLICAP_OPER_AUSPEX;
client->localClient->caps &= ~CLICAP_OPER_JUSTOPER;
client->localClient->caps &= ~CLICAP_OPER_NORMAL;
if (client->localClient->caps & CLICAP_OPER && HasPrivilege(client, "auspex:oper"))
{
/* if the client is an oper with auspex, let them see everything */
client->localClient->caps |= CLICAP_OPER_AUSPEX;
}
else if (client->localClient->caps & CLICAP_OPER && IsOper(client))
{
/* if the client is an oper, let them see other opers */
client->localClient->caps |= CLICAP_OPER_JUSTOPER;
}
else if (client->localClient->caps & CLICAP_OPER)
{
/* if the client is a normal user, let them see opers
provided that server wide oper hiding is not enabled */
client->localClient->caps |= CLICAP_OPER_NORMAL;
}
}
static void
cap_oper_umode_changed(void *data_)
{
hook_data_umode_changed *data = data_;
if (!MyClient(data->client))
return;
update_clicap_oper(data->client);
}
static void
cap_oper_cap_change(void *data_)
{
hook_data_cap_change *data = data_;
update_clicap_oper(data->client);
}
static int
modinit(void)
{
rb_dlink_node *ptr;
RB_DLINK_FOREACH(ptr, lclient_list.head)
{
struct Client *client = ptr->data;
update_clicap_oper(client);
}
return 0;
}
DECLARE_MODULE_AV2(cap_oper, modinit, NULL, NULL, NULL, cap_oper_hfnlist, cap_oper_caps, NULL, cap_oper_desc);