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Code Issues Releases Wiki Activity

modules/m_room_canonical_alias: Improve cache manip in effect hook.

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This commit is contained in:
Jason Volk 2019-07-19 19:48:38 -07:00
parent f64f41775d
commit dc302601fb
1 changed files with 43 additions and 9 deletions
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52
modules/m_room_canonical_alias.cc
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@ -32,30 +32,64 @@ void
_changed_canonical_alias(const m::event &event,
m::vm::eval &)
{
const m::room::alias &alias
{
unquote(at<"content"_>(event).at("alias"))
};
const m::room::id &room_id
{
at<"room_id"_>(event)
};
const auto event_id
const m::room room
{
send(alias_room, m::me.user_id, "ircd.alias", alias, json::strung{event})
room_id, event.event_id
};
const json::object &content
{
at<"content"_>(event)
};
const m::room::alias &alias
{
content.has("alias")?
m::room::alias{unquote(content.get("alias"))}:
m::room::alias{}
};
log::info
{
m::log, "Changed canonical alias of %s to %s by %s with %s => %s",
m::log, "Changed canonical alias of %s to %s by %s with %s",
string_view{room_id},
string_view{alias},
json::get<"sender"_>(event),
string_view{event.event_id},
string_view{event_id}
};
if(alias)
{
if(m::room::aliases::cache::has(alias))
return;
m::room::aliases::cache::set(alias, room_id);
return;
}
const auto event_idx
{
room.get(std::nothrow, "m.room.canonical_alias", "")
};
if(!event_idx)
return;
m::get(std::nothrow, event_idx, "content", []
(const json::object &content)
{
const json::string &alias
{
content["alias"]
};
m::room::aliases::cache::del(alias);
});
}
const m::hookfn<m::vm::eval &>