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ircd:Ⓜ️ Add room::members::count() with membership=join optimized path.

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This commit is contained in:
Jason Volk 2018-03-03 06:21:18 -08:00
parent 7a860964c4
commit c676d56dcd
2 changed files with 51 additions and 0 deletions
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3
include/ircd/m/room.h
View file

@ -226,6 +226,9 @@ struct ircd::m::room::members
{
m::room room;
size_t count() const;
size_t count(const string_view &membership) const;
bool test(const string_view &membership, const event::closure_bool &view) const;
bool test(const event::closure_bool &view) const;

48
ircd/m/room.cc
View file

@ -639,6 +639,54 @@ const
});
}
size_t
ircd::m::room::members::count(const string_view &membership)
const
{
// joined members optimization. Only possible when seeking
// membership="join" on the present state of the room.
if(!room.event_id && membership == "join")
{
size_t ret{0};
const room::origins origins{room};
origins._test_([&ret](const string_view &)
{
++ret;
return false;
});
return ret;
}
const room::state state
{
room
};
size_t ret{0};
static const string_view type{"m.room.member"};
state.for_each(type, event::closure{[&ret, &membership]
(const m::event &event)
{
ret += m::membership(event) == membership;
}});
return ret;
}
size_t
ircd::m::room::members::count()
const
{
const room::state state
{
room
};
static const string_view type{"m.room.member"};
return state.count(type);
}
//
// room::origins
//