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construct/modules/m_user_profile.cc

260 lines
5.6 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 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.
using namespace ircd;
static void _rejoin_room(const m::room &room, const m::user &user);
static void _rejoin_rooms(const m::user::id &user_id);
static void handle_my_profile_changed__displayname(const m::event &event);
static void handle_my_profile_changed__avatar_url(const m::event &event);
static void handle_my_profile_changed(const m::event &, m::vm::eval &);
mapi::header
IRCD_MODULE
{
"Matrix user profiles."
};
m::hookfn<m::vm::eval &>
my_profile_changed
{
handle_my_profile_changed,
{
{ "_site", "vm.effect" },
{ "type", "ircd.profile" },
{ "origin", my_host() },
}
};
void
handle_my_profile_changed(const m::event &event,
m::vm::eval &eval)
{
const m::user::id &user_id
{
json::get<"sender"_>(event)
};
if(!my(event) || !my(user_id))
return;
// The event has to be an ircd.profile in the user's room, not just a
// random ircd.profile typed event in some other room...
const m::user::room user_room{user_id};
if(json::get<"room_id"_>(event) != user_room.room_id)
return;
if(json::get<"state_key"_>(event) == "displayname")
return handle_my_profile_changed__displayname(event);
if(json::get<"state_key"_>(event) == "avatar_url")
return handle_my_profile_changed__avatar_url(event);
}
void
handle_my_profile_changed__avatar_url(const m::event &event)
{
_rejoin_rooms(at<"sender"_>(event));
}
void
handle_my_profile_changed__displayname(const m::event &event)
{
_rejoin_rooms(at<"sender"_>(event));
}
void
_rejoin_rooms(const m::user::id &user_id)
{
assert(my(user_id));
const m::user::rooms &rooms
{
user_id
};
rooms.for_each("join", [&user_id]
(const m::room &room, const string_view &)
{
_rejoin_room(room, user_id);
});
}
void
_rejoin_room(const m::room &room,
const m::user &user)
try
{
m::join(room, user);
}
catch(const std::exception &e)
{
log::error
{
"Failed to rejoin '%s' to room '%s' to update profile",
string_view{user.user_id},
string_view{room.room_id}
};
}
///////////////////////////////////////////////////////////////////////////////
//
// ircd/m/user/profile.h
//
m::event::id::buf
IRCD_MODULE_EXPORT
ircd::m::user::profile::set(const string_view &key,
const string_view &val)
const
{
const m::user::room user_room
{
user
};
return m::send(user_room, user, "ircd.profile", key,
{
{ "text", val }
});
}
ircd::string_view
IRCD_MODULE_EXPORT
ircd::m::user::profile::get(const mutable_buffer &out,
const string_view &key)
const
{
string_view ret;
get(std::nothrow, key, [&out, &ret]
(const string_view &key, const string_view &val)
{
ret = { data(out), copy(out, val) };
});
return ret;
}
void
IRCD_MODULE_EXPORT
ircd::m::user::profile::get(const string_view &key,
const closure &closure)
const
{
if(!get(std::nothrow, key, closure))
throw m::NOT_FOUND
{
"Property %s in profile for %s not found",
key,
string_view{user.user_id}
};
}
bool
IRCD_MODULE_EXPORT
ircd::m::user::profile::get(std::nothrow_t,
const string_view &key,
const closure &closure)
const
{
const user::room user_room{user};
const room::state state{user_room};
const event::idx event_idx
{
state.get(std::nothrow, "ircd.profile", key)
};
return event_idx && m::get(std::nothrow, event_idx, "content", [&closure, &key]
(const json::object &content)
{
const string_view &value
{
content.get("text")
};
closure(key, value);
});
}
bool
IRCD_MODULE_EXPORT
ircd::m::user::profile::for_each(const closure_bool &closure)
const
{
const user::room user_room{user};
const room::state state{user_room};
return state.for_each("ircd.profile", [&closure]
(const string_view &type, const string_view &state_key, const event::idx &event_idx)
{
bool ret{true};
m::get(std::nothrow, event_idx, "content", [&closure, &state_key, &ret]
(const json::object &content)
{
const string_view &value
{
content.get("text")
};
ret = closure(state_key, value);
});
return ret;
});
}
conf::item<seconds>
remote_request_timeout
{
{ "name", "ircd.m.user.profile.remote_request.timeout" },
{ "default", 10L }
};
void
IRCD_MODULE_EXPORT
ircd::m::user::profile::fetch(const m::user &user,
const net::hostport &remote,
const string_view &key)
{
const unique_buffer<mutable_buffer> buf
{
64_KiB
};
m::v1::query::opts opts;
opts.remote = remote?: user.user_id.host();
opts.dynamic = true;
m::v1::query::profile federation_request
{
user.user_id, key, buf, std::move(opts)
};
federation_request.wait(seconds(remote_request_timeout));
const http::code &code{federation_request.get()};
const json::object response
{
federation_request
};
if(!exists(user))
create(user);
const m::user::profile profile{user};
for(const auto &member : response)
{
bool exists{false};
profile.get(std::nothrow, member.first, [&exists, &member]
(const string_view &key, const string_view &val)
{
exists = member.second == val;
});
if(!exists)
profile.set(member.first, member.second);
}
}