From c5577e653ac4d5c760ed99ad017b26d8fcb12b00 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Fri, 26 Apr 2019 03:39:59 -0700
Subject: [PATCH] modules/m_room_member: Remove old hook.

---
 modules/m_room_member.cc | 98 ----------------------------------------
 1 file changed, 98 deletions(-)

diff --git a/modules/m_room_member.cc b/modules/m_room_member.cc
index 59946377f..0d931e51e 100644
--- a/modules/m_room_member.cc
+++ b/modules/m_room_member.cc
@@ -16,104 +16,6 @@ IRCD_MODULE
 	"Matrix m.room.member"
 };
 
-static void
-_can_join_room(const m::event &event,
-               m::vm::eval &eval)
-{
-	const m::room room
-	{
-		at<"room_id"_>(event) //TODO: state at prev/auth whatever
-	};
-
-	const m::user::id &sender
-	{
-		at<"sender"_>(event)
-	};
-
-	// Fetch the user's membership from the room's state.
-	char membership_buf[32];
-	const string_view membership
-	{
-		room.membership(membership_buf, sender)
-	};
-
-	// If the user is already in the "join" state no further checks here.
-	if(membership == "join")
-		return;
-
-	// If the user is in the "ban" state here no further checks either.
-	if(membership == "ban")
-		throw m::FORBIDDEN
-		{
-			"%s is banned from room %s",
-			string_view{sender},
-			string_view{room.room_id}
-		};
-
-	// Fetch the join_rules from the room's state.
-	char join_rule_buf[32];
-	const string_view join_rule
-	{
-		room.join_rule(mutable_buffer(join_rule_buf))
-	};
-
-	// If the room is "public" no further checks here.
-	if(join_rule == "public")
-		return;
-
-	if(join_rule != "invite")
-		log::dwarning
-		{
-			m::log, "Unsupported join_rule '%s' for room %s. Defaulting to 'invite'.",
-			join_rule,
-			string_view{room.room_id}
-		};
-
-	// The room is "invite" and the user is invited; no further checks here.
-	if(membership == "invite")
-		return;
-
-	// The room is invite and the user is not in the room, either in "leave"
-	// state or no membership state (!membership).
-	if(membership && membership != "leave")
-		log::dwarning
-		{
-			m::log, "Unsupported membership state '%s' for %s in room %s.",
-			membership,
-			string_view{sender},
-			string_view{room.room_id}
-		};
-
-	const m::room::power power
-	{
-		room
-	};
-
-	// The user has power to manipulate an m.room.member state event; note
-	// this branch will accept a room creator joining the room right after
-	// creation when no power_levels, join_rules, etc exist yet.
-	if(power(sender, "events", "m.room.member", sender))
-		return;
-
-	throw m::FORBIDDEN
-	{
-		"%s cannot join room %s",
-		string_view{sender},
-		string_view{room.room_id}
-	};
-}
-
-const m::hookfn<m::vm::eval &>
-_can_join_room_hookfn
-{
-	{
-		{ "_site",          "vm.eval"       },
-		{ "type",           "m.room.member" },
-		{ "membership",     "join"          },
-	},
-	_can_join_room
-};
-
 static void
 affect_user_room(const m::event &event,
                  m::vm::eval &eval)