From cfb2feff8ef4344130bed3456937ecb9609c593a Mon Sep 17 00:00:00 2001
From: Prisima the Fox <prisimathefox@gmail.com>
Date: Thu, 20 Oct 2016 22:25:11 -0400
Subject: [PATCH] "PlayerQuit" hook

---
 src/lua_hooklib.c | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/src/lua_hooklib.c b/src/lua_hooklib.c
index 1b965257..be3f8b0e 100644
--- a/src/lua_hooklib.c
+++ b/src/lua_hooklib.c
@@ -54,6 +54,7 @@ const char *const hookNames[hook_MAX+1] = {
 	"PlayerMsg",
 	"HurtMsg",
 	"PlayerSpawn",
+	"PlayerQuit",
 	NULL
 };
 
@@ -798,4 +799,41 @@ void LUAh_NetArchiveHook(lua_CFunction archFunc)
 	// stack: tables
 }
 
+boolean LUAh_PlayerQuit(player_t *plr, int reason)
+{
+	hook_p hookp;
+	boolean hooked = false;
+	if (!gL || !(hooksAvailable[hook_PlayerQuit/8] & (1<<(hook_PlayerQuit%8))))
+		return false;
+
+	lua_settop(gL, 0);
+
+	for (hookp = roothook; hookp; hookp = hookp->next)
+		if (hookp->type == hook_PlayerQuit)
+		{
+			if (lua_gettop(gL) == 0)
+			{
+				LUA_PushUserdata(gL, plr, META_PLAYER); // Player that quit
+				lua_pushinteger(gL, reason); // Reason for quitting
+			}
+			lua_pushfstring(gL, FMT_HOOKID, hookp->id);
+			lua_gettable(gL, LUA_REGISTRYINDEX);
+			lua_pushvalue(gL, -3);
+			lua_pushvalue(gL, -3);
+			if (lua_pcall(gL, 2, 1, 0)) {
+				if (!hookp->error || cv_debug & DBG_LUA)
+					CONS_Alert(CONS_WARNING,"%s\n",lua_tostring(gL, -1));
+				lua_pop(gL, 1);
+				hookp->error = true;
+				continue;
+			}
+			if (lua_toboolean(gL, -1))
+				hooked = true;
+			lua_pop(gL, 1);
+		}
+
+	lua_settop(gL, 0);
+	return hooked;
+}
+
 #endif