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ircd:Ⓜ️ Add linear query suite to room interface.

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This commit is contained in:
Jason Volk 2018-02-15 19:17:09 -08:00
parent dbf6453171
commit 00e90865d2
2 changed files with 59 additions and 0 deletions
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5
include/ircd/m/room.h
View file

@ -95,6 +95,11 @@ struct ircd::m::room
bool get(std::nothrow_t, const string_view &type, const string_view &state_key, const event::closure &) const;
void get(const string_view &type, const string_view &state_key, const event::closure &) const;
// Convenience passthru to room::messages (linear query)
bool get(std::nothrow_t, const string_view &type, const event::closure &) const;
void get(const string_view &type, const event::closure &) const;
bool has(const string_view &type) const;
// misc
bool membership(const m::id::user &, const string_view &membership = "join") const;

54
ircd/m/room.cc
View file

@ -361,6 +361,60 @@ const
return ret;
}
bool
ircd::m::room::has(const string_view &type)
const
{
return get(std::nothrow, type, nullptr);
}
void
ircd::m::room::get(const string_view &type,
const event::closure &closure)
const
{
if(!get(std::nothrow, type, closure))
throw m::NOT_FOUND
{
"No events of type '%s' found in '%s'",
type,
room_id
};
}
bool
ircd::m::room::get(std::nothrow_t,
const string_view &type,
const event::closure &closure)
const
{
static constexpr auto idx
{
json::indexof<event, "type"_>()
};
auto &column
{
dbs::event_column.at(idx)
};
bool ret{false};
messages it{*this};
for(; bool(it) && !ret; --it)
{
const auto &event_id{it.event_id()};
column(event_id, [&ret, &type](const string_view &value)
{
ret = value == type;
});
}
if(ret && closure)
closure(*it);
return ret;
}
void
ircd::m::room::get(const string_view &type,
const string_view &state_key,