mirror of
https://github.com/matrix-construct/construct
synced 2024-11-15 14:31:11 +01:00
421 lines
8.1 KiB
C++
421 lines
8.1 KiB
C++
// Matrix Construct
|
|
//
|
|
// Copyright (C) Matrix Construct Developers, Authors & Contributors
|
|
// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
|
|
//
|
|
// Permission to use, copy, modify, and/or distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice is present in all copies. The
|
|
// full license for this software is available in the LICENSE file.
|
|
|
|
namespace ircd::m::rooms::summary
|
|
{
|
|
static string_view make_state_key(const mutable_buffer &out, const m::room::id &);
|
|
static room::id::buf unmake_state_key(const string_view &);
|
|
static void chunk_remote(const room &, json::stack::object &o);
|
|
static void chunk_local(const room &, json::stack::object &o);
|
|
|
|
extern const room::id::buf public_room_id;
|
|
extern hookfn<vm::eval &> create_public_room;
|
|
}
|
|
|
|
ircd::mapi::header
|
|
IRCD_MODULE
|
|
{
|
|
"Matrix rooms summary"
|
|
};
|
|
|
|
decltype(ircd::m::rooms::summary::public_room_id)
|
|
ircd::m::rooms::summary::public_room_id
|
|
{
|
|
"public", ircd::my_host()
|
|
};
|
|
|
|
/// Create the public rooms room during initial database bootstrap.
|
|
/// This hooks the creation of the !ircd room which is a fundamental
|
|
/// event indicating the database has just been created.
|
|
decltype(ircd::m::rooms::summary::create_public_room)
|
|
ircd::m::rooms::summary::create_public_room
|
|
{
|
|
{
|
|
{ "_site", "vm.effect" },
|
|
{ "room_id", "!ircd" },
|
|
{ "type", "m.room.create" },
|
|
},
|
|
[](const m::event &, m::vm::eval &)
|
|
{
|
|
m::create(public_room_id, m::me.user_id);
|
|
}
|
|
};
|
|
|
|
//
|
|
// rooms::summary::fetch
|
|
//
|
|
|
|
decltype(ircd::m::rooms::summary::fetch::timeout)
|
|
ircd::m::rooms::summary::fetch::timeout
|
|
{
|
|
{ "name", "ircd.m.rooms.fetch.timeout" },
|
|
{ "default", 45L /* matrix.org :-/ */ },
|
|
};
|
|
|
|
decltype(ircd::m::rooms::summary::fetch::limit)
|
|
ircd::m::rooms::summary::fetch::limit
|
|
{
|
|
{ "name", "ircd.m.rooms.fetch.limit" },
|
|
{ "default", 64L },
|
|
};
|
|
|
|
//
|
|
// fetch::fetch
|
|
//
|
|
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::fetch::fetch(const net::hostport &hp,
|
|
const string_view &since,
|
|
const size_t &limit)
|
|
{
|
|
m::v1::public_rooms::opts opts;
|
|
opts.limit = limit;
|
|
opts.since = since;
|
|
opts.include_all_networks = true;
|
|
opts.dynamic = true;
|
|
const unique_buffer<mutable_buffer> buf
|
|
{
|
|
// Buffer for headers and send content; received content is dynamic
|
|
16_KiB
|
|
};
|
|
|
|
m::v1::public_rooms request
|
|
{
|
|
hp, buf, std::move(opts)
|
|
};
|
|
|
|
const auto code
|
|
{
|
|
request.get(seconds(timeout))
|
|
};
|
|
|
|
const json::object response
|
|
{
|
|
request
|
|
};
|
|
|
|
const json::array &chunk
|
|
{
|
|
response.get("chunk")
|
|
};
|
|
|
|
for(const json::object &summary : chunk)
|
|
{
|
|
const json::string &room_id
|
|
{
|
|
summary.at("room_id")
|
|
};
|
|
|
|
summary::set(room_id, summary);
|
|
}
|
|
|
|
this->total_room_count_estimate =
|
|
{
|
|
response.get("total_room_count_estimate", 0UL)
|
|
};
|
|
|
|
this->next_batch = json::string
|
|
{
|
|
response.get("next_batch", string_view{})
|
|
};
|
|
}
|
|
|
|
//
|
|
// rooms::summary
|
|
//
|
|
|
|
ircd::m::event::id::buf
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::del(const m::room &room)
|
|
{
|
|
const m::room::state state
|
|
{
|
|
public_room_id
|
|
};
|
|
|
|
char state_key_buf[m::event::STATE_KEY_MAX_SIZE];
|
|
const auto state_key
|
|
{
|
|
make_state_key(state_key_buf, room.room_id)
|
|
};
|
|
|
|
const m::event::idx &event_idx
|
|
{
|
|
state.get(std::nothrow, "ircd.rooms", state_key)
|
|
};
|
|
|
|
if(!event_idx)
|
|
return {};
|
|
|
|
const m::event::id::buf event_id
|
|
{
|
|
m::event_id(event_idx)
|
|
};
|
|
|
|
return redact(public_room_id, m::me, event_id, "delisted");
|
|
}
|
|
|
|
ircd::m::event::id::buf
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::set(const m::room &room)
|
|
{
|
|
if(!exists(room))
|
|
throw m::NOT_FOUND
|
|
{
|
|
"Cannot set a summary for room '%s' which I have no state for",
|
|
string_view{room.room_id}
|
|
};
|
|
|
|
const unique_buffer<mutable_buffer> buf
|
|
{
|
|
48_KiB
|
|
};
|
|
|
|
const json::object summary
|
|
{
|
|
chunk(room, buf)
|
|
};
|
|
|
|
return set(room.room_id, summary);
|
|
}
|
|
|
|
ircd::m::event::id::buf
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::set(const m::room::id &room_id,
|
|
const json::object &summary)
|
|
{
|
|
char state_key_buf[event::STATE_KEY_MAX_SIZE];
|
|
const auto state_key
|
|
{
|
|
make_state_key(state_key_buf, room_id)
|
|
};
|
|
|
|
return send(public_room_id, m::me, "ircd.rooms", state_key, summary);
|
|
}
|
|
|
|
ircd::json::object
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::chunk(const m::room &room,
|
|
const mutable_buffer &buf)
|
|
{
|
|
json::stack out{buf};
|
|
{
|
|
json::stack::object obj{out};
|
|
chunk(room, obj);
|
|
}
|
|
|
|
return json::object
|
|
{
|
|
out.completed()
|
|
};
|
|
}
|
|
|
|
void
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::chunk(const m::room &room,
|
|
json::stack::object &obj)
|
|
{
|
|
return exists(room)?
|
|
chunk_local(room, obj):
|
|
chunk_remote(room, obj);
|
|
}
|
|
|
|
void
|
|
ircd::m::rooms::summary::chunk_remote(const m::room &room,
|
|
json::stack::object &obj)
|
|
{
|
|
const m::room publix
|
|
{
|
|
public_room_id
|
|
};
|
|
|
|
char state_key_buf[event::STATE_KEY_MAX_SIZE];
|
|
const auto state_key
|
|
{
|
|
make_state_key(state_key_buf, room.room_id)
|
|
};
|
|
|
|
publix.get("ircd.rooms", state_key, [&obj]
|
|
(const m::event &event)
|
|
{
|
|
const json::object &summary
|
|
{
|
|
json::at<"content"_>(event)
|
|
};
|
|
|
|
for(const auto &member : summary)
|
|
json::stack::member m
|
|
{
|
|
obj, member.first, member.second
|
|
};
|
|
});
|
|
}
|
|
|
|
void
|
|
ircd::m::rooms::summary::chunk_local(const m::room &room,
|
|
json::stack::object &obj)
|
|
{
|
|
const m::room::state state
|
|
{
|
|
room
|
|
};
|
|
|
|
// Closure over boilerplate primary room state queries; i.e matrix
|
|
// m.room.$type events with state key "" where the content is directly
|
|
// presented to the closure.
|
|
const auto query{[&state]
|
|
(const auto &type, const auto &content_key, const auto &closure)
|
|
{
|
|
const auto event_idx
|
|
{
|
|
state.get(std::nothrow, type, "")
|
|
};
|
|
|
|
m::get(std::nothrow, event_idx, "content", [&content_key, &closure]
|
|
(const json::object &content)
|
|
{
|
|
const json::string &value
|
|
{
|
|
content.get(content_key)
|
|
};
|
|
|
|
closure(value);
|
|
});
|
|
}};
|
|
|
|
// Aliases array
|
|
{
|
|
json::stack::member aliases_m{obj, "aliases"};
|
|
json::stack::array array{aliases_m};
|
|
state.for_each("m.room.aliases", [&array]
|
|
(const m::event &event)
|
|
{
|
|
const json::array aliases
|
|
{
|
|
json::get<"content"_>(event).get("aliases")
|
|
};
|
|
|
|
for(const string_view &alias : aliases)
|
|
array.append(unquote(alias));
|
|
});
|
|
}
|
|
|
|
query("m.room.avatar_url", "url", [&obj]
|
|
(const string_view &value)
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "avatar_url", value
|
|
};
|
|
});
|
|
|
|
query("m.room.canonical_alias", "alias", [&obj]
|
|
(const string_view &value)
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "canonical_alias", value
|
|
};
|
|
});
|
|
|
|
query("m.room.guest_access", "guest_access", [&obj]
|
|
(const string_view &value)
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "guest_can_join", json::value
|
|
{
|
|
value == "can_join"
|
|
}
|
|
};
|
|
});
|
|
|
|
query("m.room.name", "name", [&obj]
|
|
(const string_view &value)
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "name", value
|
|
};
|
|
});
|
|
|
|
// num_join_members
|
|
{
|
|
const m::room::members members{room};
|
|
json::stack::member
|
|
{
|
|
obj, "num_joined_members", json::value
|
|
{
|
|
long(members.count("join"))
|
|
}
|
|
};
|
|
}
|
|
|
|
// room_id
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "room_id", room.room_id
|
|
};
|
|
}
|
|
|
|
query("m.room.topic", "topic", [&obj]
|
|
(const string_view &value)
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "topic", value
|
|
};
|
|
});
|
|
|
|
query("m.room.history_visibility", "history_visibility", [&obj]
|
|
(const string_view &value)
|
|
{
|
|
json::stack::member
|
|
{
|
|
obj, "world_readable", json::value
|
|
{
|
|
value == "world_readable"
|
|
}
|
|
};
|
|
});
|
|
}
|
|
|
|
bool
|
|
IRCD_MODULE_EXPORT
|
|
ircd::m::rooms::summary::has(const room::id &room_id)
|
|
{
|
|
const m::room::state state
|
|
{
|
|
public_room_id
|
|
};
|
|
|
|
char state_key_buf[m::event::STATE_KEY_MAX_SIZE];
|
|
const auto state_key
|
|
{
|
|
make_state_key(state_key_buf, room_id)
|
|
};
|
|
|
|
return state.has("ircd.rooms", state_key);
|
|
}
|
|
|
|
ircd::m::room::id::buf
|
|
ircd::m::rooms::summary::unmake_state_key(const string_view &key)
|
|
{
|
|
m::room::id::buf ret;
|
|
return m::room::id::unswap(key, ret);
|
|
}
|
|
|
|
ircd::string_view
|
|
ircd::m::rooms::summary::make_state_key(const mutable_buffer &buf,
|
|
const m::room::id &room_id)
|
|
{
|
|
return room_id.swap(buf);
|
|
}
|