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448 lines
13 KiB
C++
448 lines
13 KiB
C++
/*
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* NetPacksServer.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "ServerNetPackVisitors.h"
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#include "CGameHandler.h"
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#include "battles/BattleProcessor.h"
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#include "processors/HeroPoolProcessor.h"
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#include "processors/PlayerMessageProcessor.h"
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#include "processors/TurnOrderProcessor.h"
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#include "queries/QueriesProcessor.h"
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#include "queries/MapQueries.h"
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#include "../lib/IGameCallback.h"
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#include "../lib/mapObjects/CGTownInstance.h"
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#include "../lib/mapObjects/CGHeroInstance.h"
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#include "../lib/gameState/CGameState.h"
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#include "../lib/battle/IBattleState.h"
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#include "../lib/battle/BattleAction.h"
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#include "../lib/battle/Unit.h"
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#include "../lib/spells/CSpellHandler.h"
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#include "../lib/spells/ISpellMechanics.h"
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void ApplyGhNetPackVisitor::visitSaveGame(SaveGame & pack)
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{
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gh.save(pack.fname);
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logGlobal->info("Game has been saved as %s", pack.fname);
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result = true;
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}
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void ApplyGhNetPackVisitor::visitGamePause(GamePause & pack)
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{
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auto turnQuery = std::make_shared<TimerPauseQuery>(&gh, pack.player);
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turnQuery->queryID = QueryID::CLIENT;
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gh.queries->addQuery(turnQuery);
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result = true;
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}
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void ApplyGhNetPackVisitor::visitEndTurn(EndTurn & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.turnOrder->onPlayerEndsTurn(pack.player);
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}
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void ApplyGhNetPackVisitor::visitDismissHero(DismissHero & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.hid);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.removeObject(gh.getObj(pack.hid), pack.player);
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}
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void ApplyGhNetPackVisitor::visitMoveHero(MoveHero & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.hid);
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gh.throwIfPlayerNotActive(&pack);
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for (auto const & dest : pack.path)
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{
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if (!gh.moveHero(pack.hid, dest, EMovementMode::STANDARD, pack.transit, pack.player))
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{
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result = false;
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return;
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}
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}
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result = true;
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}
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void ApplyGhNetPackVisitor::visitCastleTeleportHero(CastleTeleportHero & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.hid);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.teleportHero(pack.hid, pack.dest, pack.source, pack.player);
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}
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void ApplyGhNetPackVisitor::visitArrangeStacks(ArrangeStacks & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.arrangeStacks(pack.id1, pack.id2, pack.what, pack.p1, pack.p2, pack.val, pack.player);
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}
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void ApplyGhNetPackVisitor::visitBulkMoveArmy(BulkMoveArmy & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.srcArmy);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.bulkMoveArmy(pack.srcArmy, pack.destArmy, pack.srcSlot);
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}
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void ApplyGhNetPackVisitor::visitBulkSplitStack(BulkSplitStack & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.bulkSplitStack(pack.src, pack.srcOwner, pack.amount);
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}
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void ApplyGhNetPackVisitor::visitBulkMergeStacks(BulkMergeStacks & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.bulkMergeStacks(pack.src, pack.srcOwner);
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}
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void ApplyGhNetPackVisitor::visitBulkSmartSplitStack(BulkSmartSplitStack & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.bulkSmartSplitStack(pack.src, pack.srcOwner);
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}
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void ApplyGhNetPackVisitor::visitDisbandCreature(DisbandCreature & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.id);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.disbandCreature(pack.id, pack.pos);
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}
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void ApplyGhNetPackVisitor::visitBuildStructure(BuildStructure & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.tid);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.buildStructure(pack.tid, pack.bid);
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}
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void ApplyGhNetPackVisitor::visitSpellResearch(SpellResearch & pack)
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{
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result = gh.spellResearch(pack.tid);
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}
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void ApplyGhNetPackVisitor::visitVisitTownBuilding(VisitTownBuilding & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.tid);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.visitTownBuilding(pack.tid, pack.bid);
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}
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void ApplyGhNetPackVisitor::visitRecruitCreatures(RecruitCreatures & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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// ownership checks are inside recruitCreatures
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result = gh.recruitCreatures(pack.tid, pack.dst, pack.crid, pack.amount, pack.level, pack.player);
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}
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void ApplyGhNetPackVisitor::visitUpgradeCreature(UpgradeCreature & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.id);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.upgradeCreature(pack.id, pack.pos, pack.cid);
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}
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void ApplyGhNetPackVisitor::visitGarrisonHeroSwap(GarrisonHeroSwap & pack)
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{
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const CGTownInstance * town = gh.getTown(pack.tid);
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if(!gh.isPlayerOwns(&pack, pack.tid) && !(town->garrisonHero && gh.isPlayerOwns(&pack, town->garrisonHero->id)))
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gh.throwNotAllowedAction(&pack); //neither town nor garrisoned hero (if present) is ours
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gh.throwIfPlayerNotActive(&pack);
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result = gh.garrisonSwap(pack.tid);
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}
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void ApplyGhNetPackVisitor::visitExchangeArtifacts(ExchangeArtifacts & pack)
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{
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if(gh.getHero(pack.src.artHolder))
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gh.throwIfWrongPlayer(&pack, gh.getOwner(pack.src.artHolder)); //second hero can be ally
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gh.throwIfPlayerNotActive(&pack);
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result = gh.moveArtifact(pack.player, pack.src, pack.dst);
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}
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void ApplyGhNetPackVisitor::visitBulkExchangeArtifacts(BulkExchangeArtifacts & pack)
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{
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if(gh.getMarket(pack.srcHero) == nullptr)
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gh.throwIfWrongOwner(&pack, pack.srcHero);
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if(pack.swap)
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gh.throwIfWrongOwner(&pack, pack.dstHero);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.bulkMoveArtifacts(pack.player, pack.srcHero, pack.dstHero, pack.swap, pack.equipped, pack.backpack);
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}
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void ApplyGhNetPackVisitor::visitManageBackpackArtifacts(ManageBackpackArtifacts & pack)
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{
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gh.throwIfPlayerNotActive(&pack);
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if(gh.getPlayerRelations(pack.player, gh.getOwner(pack.artHolder)) != PlayerRelations::ENEMIES)
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{
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if(pack.cmd == ManageBackpackArtifacts::ManageCmd::SCROLL_LEFT)
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result = gh.scrollBackpackArtifacts(pack.player, pack.artHolder, true);
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else if(pack.cmd == ManageBackpackArtifacts::ManageCmd::SCROLL_RIGHT)
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result = gh.scrollBackpackArtifacts(pack.player, pack.artHolder, false);
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else
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{
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gh.throwIfWrongOwner(&pack, pack.artHolder);
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if(pack.cmd == ManageBackpackArtifacts::ManageCmd::SORT_BY_CLASS)
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result = true;
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else if(pack.cmd == ManageBackpackArtifacts::ManageCmd::SORT_BY_COST)
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result = true;
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else if(pack.cmd == ManageBackpackArtifacts::ManageCmd::SORT_BY_SLOT)
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result = true;
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}
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}
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}
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void ApplyGhNetPackVisitor::visitManageEquippedArtifacts(ManageEquippedArtifacts & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.artHolder);
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if(pack.saveCostume)
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result = gh.saveArtifactsCostume(pack.player, pack.artHolder, pack.costumeIdx);
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else
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result = gh.switchArtifactsCostume(pack.player, pack.artHolder, pack.costumeIdx);
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}
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void ApplyGhNetPackVisitor::visitAssembleArtifacts(AssembleArtifacts & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.heroID);
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// gh.throwIfPlayerNotActive(&pack); // Might happen when player captures artifacts in battle?
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result = gh.assembleArtifacts(pack.heroID, pack.artifactSlot, pack.assemble, pack.assembleTo);
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}
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void ApplyGhNetPackVisitor::visitEraseArtifactByClient(EraseArtifactByClient & pack)
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{
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gh.throwIfWrongPlayer(&pack, gh.getOwner(pack.al.artHolder));
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gh.throwIfPlayerNotActive(&pack);
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result = gh.eraseArtifactByClient(pack.al);
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}
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void ApplyGhNetPackVisitor::visitBuyArtifact(BuyArtifact & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.hid);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.buyArtifact(pack.hid, pack.aid);
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}
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void ApplyGhNetPackVisitor::visitTradeOnMarketplace(TradeOnMarketplace & pack)
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{
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const CGObjectInstance * object = gh.getObj(pack.marketId);
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const CGHeroInstance * hero = gh.getHero(pack.heroId);
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const auto * market = gh.getMarket(pack.marketId);
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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if(!object)
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gh.throwAndComplain(&pack, "Invalid market object");
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if(!market)
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gh.throwAndComplain(&pack, "market is not-a-market! :/");
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bool heroCanBeInvalid = false;
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if (pack.mode == EMarketMode::RESOURCE_RESOURCE || pack.mode == EMarketMode::RESOURCE_PLAYER)
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{
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// For resource exchange we must use our own market or visit neutral market
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if (object->getOwner().isValidPlayer())
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{
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gh.throwIfWrongOwner(&pack, pack.marketId);
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heroCanBeInvalid = true;
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}
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}
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if (pack.mode == EMarketMode::CREATURE_UNDEAD)
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{
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// For skeleton transformer, if hero is null then object must be owned
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if (!hero)
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{
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gh.throwIfWrongOwner(&pack, pack.marketId);
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heroCanBeInvalid = true;
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}
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}
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if (!heroCanBeInvalid)
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{
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gh.throwIfWrongOwner(&pack, pack.heroId);
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if (!hero)
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gh.throwAndComplain(&pack, "Can not trade - no hero!");
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// TODO: check that object is actually being visited (e.g. Query exists)
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if (!object->visitableAt(hero->visitablePos().x, hero->visitablePos().y))
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gh.throwAndComplain(&pack, "Can not trade - object not visited!");
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if (object->getOwner().isValidPlayer() && gh.getPlayerRelations(object->getOwner(), hero->getOwner()) == PlayerRelations::ENEMIES)
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gh.throwAndComplain(&pack, "Can not trade - market not owned!");
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}
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result = true;
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switch(pack.mode)
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{
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case EMarketMode::RESOURCE_RESOURCE:
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for(int i = 0; i < pack.r1.size(); ++i)
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result &= gh.tradeResources(market, pack.val[i], pack.player, pack.r1[i].as<GameResID>(), pack.r2[i].as<GameResID>());
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break;
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case EMarketMode::RESOURCE_PLAYER:
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for(int i = 0; i < pack.r1.size(); ++i)
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result &= gh.sendResources(pack.val[i], pack.player, pack.r1[i].as<GameResID>(), pack.r2[i].as<PlayerColor>());
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break;
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case EMarketMode::CREATURE_RESOURCE:
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for(int i = 0; i < pack.r1.size(); ++i)
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result &= gh.sellCreatures(pack.val[i], market, hero, pack.r1[i].as<SlotID>(), pack.r2[i].as<GameResID>());
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break;
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case EMarketMode::RESOURCE_ARTIFACT:
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for(int i = 0; i < pack.r1.size(); ++i)
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result &= gh.buyArtifact(market, hero, pack.r1[i].as<GameResID>(), pack.r2[i].as<ArtifactID>());
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break;
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case EMarketMode::ARTIFACT_RESOURCE:
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for(int i = 0; i < pack.r1.size(); ++i)
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result &= gh.sellArtifact(market, hero, pack.r1[i].as<ArtifactInstanceID>(), pack.r2[i].as<GameResID>());
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break;
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case EMarketMode::CREATURE_UNDEAD:
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for(int i = 0; i < pack.r1.size(); ++i)
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result &= gh.transformInUndead(market, hero, pack.r1[i].as<SlotID>());
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break;
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case EMarketMode::RESOURCE_SKILL:
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for(int i = 0; i < pack.r2.size(); ++i)
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result &= gh.buySecSkill(market, hero, pack.r2[i].as<SecondarySkill>());
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break;
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case EMarketMode::CREATURE_EXP:
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{
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std::vector<SlotID> slotIDs;
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std::vector<ui32> count(pack.val.begin(), pack.val.end());
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for(auto const & slot : pack.r1)
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slotIDs.push_back(slot.as<SlotID>());
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result = gh.sacrificeCreatures(market, hero, slotIDs, count);
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return;
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}
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case EMarketMode::ARTIFACT_EXP:
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{
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std::vector<ArtifactInstanceID> positions;
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for(auto const & artInstId : pack.r1)
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positions.push_back(artInstId.as<ArtifactInstanceID>());
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result = gh.sacrificeArtifact(market, hero, positions);
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return;
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}
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default:
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gh.throwAndComplain(&pack, "Unknown exchange pack.mode!");
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}
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}
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void ApplyGhNetPackVisitor::visitSetFormation(SetFormation & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.hid);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.setFormation(pack.hid, pack.formation);
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}
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void ApplyGhNetPackVisitor::visitHireHero(HireHero & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.heroPool->hireHero(pack.tid, pack.hid, pack.player, pack.nhid);
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}
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void ApplyGhNetPackVisitor::visitBuildBoat(BuildBoat & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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gh.throwIfPlayerNotActive(&pack);
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if(gh.getPlayerRelations(gh.getOwner(pack.objid), pack.player) == PlayerRelations::ENEMIES)
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gh.throwAndComplain(&pack, "Can't build boat at enemy shipyard");
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result = gh.buildBoat(pack.objid, pack.player);
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}
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void ApplyGhNetPackVisitor::visitQueryReply(QueryReply & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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auto playerToConnection = gh.connections.find(pack.player);
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if(playerToConnection == gh.connections.end())
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gh.throwAndComplain(&pack, "No such pack.player!");
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if(!vstd::contains(playerToConnection->second, pack.c))
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gh.throwAndComplain(&pack, "Message came from wrong connection!");
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if(pack.qid == QueryID(-1))
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gh.throwAndComplain(&pack, "Cannot answer the query with pack.id -1!");
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result = gh.queryReply(pack.qid, pack.reply, pack.player);
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}
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void ApplyGhNetPackVisitor::visitMakeAction(MakeAction & pack)
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{
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gh.throwIfWrongPlayer(&pack);
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// allowed even if it is not our turn - will be filtered by battle sides
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result = gh.battles->makePlayerBattleAction(pack.battleID, pack.player, pack.ba);
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}
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void ApplyGhNetPackVisitor::visitDigWithHero(DigWithHero & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.id);
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gh.throwIfPlayerNotActive(&pack);
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result = gh.dig(gh.getHero(pack.id));
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}
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void ApplyGhNetPackVisitor::visitCastAdvSpell(CastAdvSpell & pack)
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{
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gh.throwIfWrongOwner(&pack, pack.hid);
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gh.throwIfPlayerNotActive(&pack);
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if (!pack.sid.hasValue())
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gh.throwNotAllowedAction(&pack);
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const CGHeroInstance * h = gh.getHero(pack.hid);
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if(!h)
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gh.throwNotAllowedAction(&pack);
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AdventureSpellCastParameters p;
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p.caster = h;
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p.pos = pack.pos;
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const CSpell * s = pack.sid.toSpell();
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result = s->adventureCast(gh.spellEnv, p);
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}
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void ApplyGhNetPackVisitor::visitPlayerMessage(PlayerMessage & pack)
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{
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if(!pack.player.isSpectator()) // TODO: clearly not a great way to verify permissions
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gh.throwIfWrongPlayer(&pack, pack.player);
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gh.playerMessages->playerMessage(pack.player, pack.text, pack.currObj);
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result = true;
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}
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