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construct/include/ircd/cmd.h
2016-09-21 16:28:51 -07:00

71 lines
2.2 KiB
C++

/*
* Copyright (C) 2016 Charybdis Development Team
* Copyright (C) 2016 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#define HAVE_IRCD_CMD_H
#ifdef __cplusplus
namespace ircd {
namespace cmds {
using client::client;
IRCD_EXCEPTION(ircd::error, error)
IRCD_EXCEPTION(error, not_found) // Really should be throwing err::421 directly but..
IRCD_EXCEPTION(error, already_exists)
struct cmd
{
std::string name;
std::set<std::string> aliases;
std::function<void (client &, line)> handler; // Used if not overloaded
private:
void emplace();
public:
virtual void operator()(client &, line);
cmd(const std::string &name);
cmd(const std::string &name, const decltype(handler) &handler);
cmd(cmd &&) = delete;
cmd(const cmd &) = delete;
virtual ~cmd() noexcept;
};
// cmd structs are managed by their module (or wherever the instance resides)
extern std::map<std::string, cmd *, case_insensitive_less> cmds;
bool exists(const std::string &name);
cmd *find(const std::string &name, const std::nothrow_t &);
cmd &find(const std::string &name);
void execute(client &client, line);
void execute(client &client, const std::string &line);
void execute(client &client, const uint8_t *const &line, const size_t &len);
} // namespace cmds
using cmds::execute;
using cmds::cmd;
} // namespace ircd
#endif