Add extensions/m_getid

doc/ircd.conf.example

@@ -34,6 +34,7 @@ loadmodule "extensions/invite_notify";
 loadmodule "extensions/m_adminwall";
 loadmodule "extensions/m_extendchans";
 loadmodule "extensions/m_findforwards";
+loadmodule "extensions/m_getid";
 loadmodule "extensions/m_identify";
 loadmodule "extensions/m_locops";
 loadmodule "extensions/m_mkpasswd";
@@ -595,8 +596,7 @@ general {
 	not_authorised_client_message = "You are not authorised to access this server.";
 	illegal_hostname_client_message = "You have an illegal character in your hostname.";
 	server_full_client_message = "Sorry, server is full - try later";
-	illegal_name_long_client_message = "Your username is invalid. Please make sure that your username contains "
-									   "only alphanumeric characters.";
+	illegal_name_long_client_message = "Your username is invalid. Please make sure that your username contains only alphanumeric characters.";
 	illegal_name_short_client_message = "Invalid username";
 	identify_service = "NickServ@services.int";
 	identify_command = "IDENTIFY";

extensions/Makefile.am

@@ -47,6 +47,7 @@ extension_LTLIBRARIES =		\
   m_echotags.la			\
   m_extendchans.la		\
   m_findforwards.la		\
+  m_getid.la                    \
   m_identify.la			\
   m_locops.la			\
   m_mkpasswd.la			\

extensions/m_getid.c

@@ -0,0 +1,87 @@
+/*
+ *  Copyright (C) 2022 Noisytoot
+ *
+ *  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 3 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, see <https://www.gnu.org/licenses/>.
+ */
+
+#include "stdinc.h"
+#include "modules.h"
+#include "numeric.h"
+#include "send.h"
+#include "hash.h"
+#include "s_newconf.h"
+
+static char getid_desc[] = "Provides the GETID command to resolve a nick or server name to a UID or SID";
+
+static void m_getid(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
+
+struct Message getid_msgtab = {
+	"GETID", 0, 0, 0, 0,
+	{mg_ignore, mg_not_oper, mg_ignore, mg_ignore, mg_ignore, {m_getid, 0}}
+};
+
+mapi_clist_av1 getid_clist[] = { &getid_msgtab, NULL };
+
+DECLARE_MODULE_AV2(getid, NULL, NULL, getid_clist, NULL, NULL, NULL, NULL, getid_desc);
+
+/*
+** m_getid
+**	parv[1] = optional client, defaults to sender
+**	parv[2] = optional nonce
+*/
+static void
+m_getid(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+{
+	const char *target_name;
+	struct Client *target_p;
+	const char *nonce;
+
+	if(!HasPrivilege(source_p, "auspex:id"))
+	{
+		sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "getid");
+		return;
+	}
+
+        /* Default to sender if target not specified */
+	if ((parc < 1) || EmptyString(parv[1]))
+	{
+		target_p = client_p;
+	} else
+	{
+		target_name = parv[1];
+
+		if (!(target_p = find_client(target_name)))
+		{
+			sendto_one_numeric(source_p, ERR_NOSUCHNICK,
+					   form_str(ERR_NOSUCHNICK), target_name);
+			return;
+		}
+	}
+
+	if ((parc < 2) || EmptyString(parv[2]))
+	{
+		nonce = NULL;
+	} else
+	{
+		nonce = parv[2];
+	}
+
+	if (nonce)
+	{
+		sendto_one_notice(client_p, ":GETID: %s is %s, nonce: %s", target_p->name, target_p->id, nonce);
+	} else
+	{
+		sendto_one_notice(client_p, ":GETID: %s is %s", target_p->name, target_p->id);
+	}
+}