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101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
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* InspIRCd -- Internet Relay Chat Daemon
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*
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* Copyright (C) 2013, 2017, 2021-2022 Sadie Powell <sadie@witchery.services>
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* Copyright (C) 2012 Robby <robby@chatbelgie.be>
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* Copyright (C) 2011 jackmcbarn <jackmcbarn@inspircd.org>
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* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
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* Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
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* Copyright (C) 2005 Craig Edwards <brain@inspircd.org>
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*
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* This file is part of InspIRCd. InspIRCd is free software: you can
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* redistribute it and/or modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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/* Allows deleting instances of an inheriting type at the end of the current main loop iteration. */
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class CoreExport Cullable
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: private insp::uncopiable
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{
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protected:
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/** Default constructor for the Cullable class. */
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Cullable();
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public:
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/** Deleter that queues an object for deletion at the end of the current main loop iteration. */
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struct Deleter final
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{
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void operator()(Cullable* item);
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};
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/** Dummy class to help ensure all superclasses get culled. */
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class Result final
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{
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public:
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/** Default constructor for the Cullable::Result class. */
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Result() = default;
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};
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/** Destroys this instance of the Cullable class. */
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virtual ~Cullable();
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/** Called just before the instance is deleted to allow culling members. */
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virtual Result Cull();
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};
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/**
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* The CullList class is used to delete objects at the end of the main loop to
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* avoid problems with references to deleted pointers if an object were deleted
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* during execution.
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*/
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class CoreExport CullList final
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{
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std::vector<Cullable*> list;
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std::vector<LocalUser*> SQlist;
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public:
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/** Adds an item to the cull list
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*/
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void AddItem(Cullable* item) { list.push_back(item); }
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void AddSQItem(LocalUser* item) { SQlist.push_back(item); }
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/** Applies the cull list (deletes the contents)
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*/
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void Apply();
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};
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/** Represents an action which is executable by an action list */
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class CoreExport ActionBase
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: public Cullable
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{
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public:
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/** Executes this action. */
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virtual void Call() = 0;
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};
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class CoreExport ActionList
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{
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std::vector<ActionBase*> list;
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public:
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/** Adds an item to the list
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*/
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void AddAction(ActionBase* item) { list.push_back(item); }
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/** Runs the items
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*/
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void Run();
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};
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