mirror of
https://github.com/matrix-construct/construct
synced 2024-08-20 00:24:44 +02:00
399 lines
6.7 KiB
C++
399 lines
6.7 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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using namespace ircd;
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mapi::header
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IRCD_MODULE
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{
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"Client 11.6 :Presence"
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};
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ircd::resource
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presence_resource
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{
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"/_matrix/client/r0/presence/", resource::opts
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{
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"(11.6.2) Presence",
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resource::DIRECTORY,
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}
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};
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//
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// get
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//
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static resource::response
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get__presence(client &,
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const resource::request &);
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resource::method
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method_get
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{
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presence_resource, "GET", get__presence
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};
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static resource::response
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get__presence_status(client &,
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const resource::request &,
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const m::user::id &);
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static resource::response
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get__presence_list(client &,
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const resource::request &);
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resource::response
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get__presence(client &client,
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const resource::request &request)
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{
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if(request.parv.size() < 1)
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throw m::NEED_MORE_PARAMS
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{
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"user_id or command required"
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};
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if(request.parv[0] == "list")
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return get__presence_list(client, request);
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m::user::id::buf user_id
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{
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url::decode(request.parv[0], user_id)
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};
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if(request.parv.size() < 2)
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throw m::NEED_MORE_PARAMS
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{
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"command required"
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};
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const auto &cmd
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{
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request.parv[1]
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};
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if(cmd == "status")
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return get__presence_status(client, request, user_id);
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throw m::NOT_FOUND
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{
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"Presence command not found"
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};
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}
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resource::response
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get__presence_status(client &client,
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const resource::request &request,
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const m::user::id &user_id)
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{
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const m::user user
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{
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user_id
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};
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m::presence::get(user, [&client]
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(const json::object &object)
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{
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resource::response
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{
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client, object
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};
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});
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return {}; // responded from closure or threw
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}
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resource::response
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get__presence_list(client &client,
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const resource::request &request)
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{
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if(request.parv.size() < 2)
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throw m::NEED_MORE_PARAMS
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{
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"user_id required"
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};
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m::user::id::buf user_id
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{
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url::decode(request.parv[1], user_id)
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};
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const m::user::room user_room
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{
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user_id
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};
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//TODO: reuse composition from /status
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std::vector<json::value> list;
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return resource::response
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{
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client, json::value
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{
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list.data(), list.size()
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}
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};
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}
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extern "C" bool
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m_presence_get(const std::nothrow_t,
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const m::user &user,
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const m::presence::event_closure &closure)
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{
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const m::user::room user_room
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{
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user
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};
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return user_room.get(std::nothrow, "ircd.presence", "", [&closure]
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(const m::event &event)
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{
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closure(event, json::get<"content"_>(event));
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});
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}
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//
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// POST ?
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//
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static resource::response
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post__presence(client &,
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const resource::request &);
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resource::method
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method_post
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{
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presence_resource, "POST", post__presence,
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{
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method_post.REQUIRES_AUTH
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}
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};
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static resource::response
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post__presence_list(client &,
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const resource::request &);
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resource::response
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post__presence(client &client,
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const resource::request &request)
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{
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if(request.parv.size() < 1)
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throw m::NEED_MORE_PARAMS
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{
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"command required"
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};
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if(request.parv[0] == "list")
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return get__presence_list(client, request);
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throw m::NOT_FOUND
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{
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"Presence command not found"
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};
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}
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resource::response
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post__presence_list(client &client,
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const resource::request &request)
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{
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if(request.parv.size() < 2)
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throw m::NEED_MORE_PARAMS
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{
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"user_id required"
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};
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m::user::id::buf user_id
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{
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url::decode(request.parv[1], user_id)
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};
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const m::user::room user_room
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{
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user_id
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};
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return resource::response
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{
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client, http::OK
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};
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}
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//
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// put
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//
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static resource::response
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put__presence_status(client &,
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const resource::request &,
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const m::user::id &);
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static resource::response
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put__presence(client &,
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const resource::request &);
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resource::method
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method_put
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{
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presence_resource, "PUT", put__presence,
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{
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method_put.REQUIRES_AUTH
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}
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};
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resource::response
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put__presence(client &client,
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const resource::request &request)
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{
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if(request.parv.size() < 1)
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throw m::NEED_MORE_PARAMS
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{
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"user_id required"
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};
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m::user::id::buf user_id
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{
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url::decode(request.parv[0], user_id)
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};
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if(user_id != request.user_id)
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throw m::FORBIDDEN
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{
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"You cannot set the presence of '%s' when you are '%s'",
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user_id,
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request.user_id
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};
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if(request.parv.size() < 2)
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throw m::NEED_MORE_PARAMS
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{
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"command required"
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};
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const auto &cmd
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{
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request.parv[1]
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};
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if(cmd == "status")
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return put__presence_status(client, request, user_id);
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throw m::NOT_FOUND
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{
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"Presence command not found"
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};
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}
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resource::response
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put__presence_status(client &client,
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const resource::request &request,
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const m::user::id &user_id)
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{
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const string_view &presence
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{
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unquote(request.at("presence"))
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};
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if(!m::presence::valid_state(presence))
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throw m::UNSUPPORTED
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{
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"That presence state is not supported"
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};
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const string_view &status_msg
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{
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trunc(unquote(request["status_msg"]), 390)
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};
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const m::user user
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{
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request.user_id
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};
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bool modified{true};
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m::presence::get(std::nothrow, user, [&modified, &presence, &status_msg]
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(const json::object &object)
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{
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if(unquote(object.get("presence")) != presence)
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return;
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if(unquote(object.get("status_msg")) != status_msg)
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return;
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modified = false;
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});
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if(!modified)
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return resource::response
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{
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client, http::OK
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};
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const auto eid
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{
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m::presence::set(user, presence, status_msg)
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};
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return resource::response
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{
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client, http::OK
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};
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}
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extern "C" m::event::id::buf
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commit__m_presence(const m::presence &content)
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{
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const m::user user
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{
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at<"user_id"_>(content)
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};
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//TODO: ABA
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if(!exists(user))
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create(user.user_id);
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const m::user::room user_room
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{
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user
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};
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//TODO: ABA
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return send(user_room, user.user_id, "ircd.presence", "", json::strung{content});
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}
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static void
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handle_my_presence_changed(const m::event &event)
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{
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if(!my(event))
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return;
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const m::user::id &user_id
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{
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json::get<"sender"_>(event)
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};
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if(!my(user_id))
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return;
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// The event has to be an ircd.presence in the user's room, not just a
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// random ircd.presence typed event in some other room...
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const m::user::room user_room{user_id};
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if(json::get<"room_id"_>(event) != user_room.room_id)
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return;
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}
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const m::hook
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my_presence_changed
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{
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handle_my_presence_changed,
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{
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{ "_site", "vm.notify" },
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{ "type", "ircd.presence" },
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}
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};
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