mirror of
https://github.com/matrix-construct/construct
synced 2024-12-25 15:04:10 +01:00
176 lines
3.9 KiB
C++
176 lines
3.9 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) 2016-2019 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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namespace ircd::m::users
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{
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static bool for_each_host(const opts &, const user::closure_bool &);
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static bool for_each_in_host(const opts &, const user::closure_bool &);
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}
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decltype(ircd::m::users::opts_default)
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ircd::m::users::opts_default;
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bool
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ircd::m::users::exists(const opts &opts)
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{
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return !for_each(opts, []
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(const auto &) noexcept
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{
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// return false to break and have for_each() returns false
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return false;
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});
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}
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size_t
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ircd::m::users::count(const opts &opts)
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{
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size_t ret(0);
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for_each(opts, [&ret]
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(const auto &) noexcept
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{
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++ret;
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return true;
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});
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return ret;
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}
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bool
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ircd::m::users::for_each(const user::closure_bool &closure)
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{
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return for_each(opts_default, closure);
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}
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bool
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ircd::m::users::for_each(const opts &opts,
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const user::closure_bool &closure)
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{
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// Branch to a better query for hosts when there's no localpart given.
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if(opts.hostpart && (!opts.localpart || opts.localpart == "@"))
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return for_each_host(opts, closure);
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bool ret{true};
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events::sender::for_each(opts.localpart, [&opts, &ret, &closure]
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(const id::user &sender)
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{
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if(opts.localpart && !opts.localpart_prefix)
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if(sender.local() != opts.localpart)
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return false;
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if(opts.localpart && opts.localpart_prefix)
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if(!startswith(sender.local(), opts.localpart))
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return false;
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if(opts.hostpart && !opts.hostpart_prefix)
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if(sender.host() != opts.hostpart)
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return true;
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if(opts.hostpart && opts.hostpart_prefix)
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if(!startswith(sender.host(), opts.hostpart))
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return true;
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// Call the user with match.a
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ret = closure(sender);
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return ret;
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});
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return ret;
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}
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bool
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ircd::m::users::for_each_host(const opts &opts,
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const user::closure_bool &closure)
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{
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bool ret{true};
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events::origin::for_each(opts.hostpart, [&ret, &opts, &closure]
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(const string_view &origin)
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{
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if(opts.hostpart && !opts.hostpart_prefix)
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if(origin != opts.hostpart)
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return false;
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if(opts.hostpart && opts.hostpart_prefix)
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if(!startswith(origin, opts.hostpart))
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return false;
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auto _opts(opts);
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_opts.hostpart = origin;
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_opts.hostpart_prefix = false;
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ret = for_each_in_host(_opts, closure);
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return ret;
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});
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return ret;
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}
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bool
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ircd::m::users::for_each_in_host(const opts &opts,
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const user::closure_bool &closure)
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{
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bool ret{true};
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m::user::id::buf last;
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events::origin::for_each_in(opts.hostpart, [&opts, &ret, &closure, &last]
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(const id::user &sender, const auto &event_idx)
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{
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if(sender == last)
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return true;
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if(opts.hostpart && !opts.hostpart_prefix)
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if(sender.host() != opts.hostpart)
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return false;
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if(opts.hostpart && opts.hostpart_prefix)
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if(!startswith(sender.host(), opts.hostpart))
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return false;
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if(opts.localpart && opts.localpart_prefix)
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if(!startswith(sender.local(), opts.localpart))
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return true;
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if(opts.localpart && !opts.localpart_prefix)
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if(sender.local() != opts.localpart)
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return true;
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// Call the user with match.
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ret = closure(sender);
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last = sender;
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return ret;
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});
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return ret;
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}
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ircd::m::users::opts::opts(const string_view &query)
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{
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if(startswith(query, '@') && has(query, ':'))
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{
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localpart = split(query, ':').first;
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hostpart = split(query, ':').second;
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hostpart_prefix = !has(hostpart, '.');
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return;
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}
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if(startswith(query, '@'))
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{
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localpart = query;
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localpart_prefix = true;
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return;
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}
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if(startswith(query, ':'))
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{
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hostpart = lstrip(query, ':');
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hostpart_prefix = !has(hostpart, '.');
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return;
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}
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localpart = query;
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localpart_prefix = true;
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}
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