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545 lines
13 KiB
C++
545 lines
13 KiB
C++
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/*
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Minetest-c55
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Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "inventorymanager.h"
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#include "serverremoteplayer.h"
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#include "log.h"
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#include "mapblock.h" // getNodeBlockPos
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/*
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InventoryManager
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*/
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// Wrapper for old code
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Inventory* InventoryManager::getInventory(InventoryContext *c, std::string id)
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{
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if(id == "current_player")
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{
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assert(c->current_player);
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InventoryLocation loc;
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loc.setPlayer(c->current_player->getName());
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return getInventory(loc);
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}
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Strfnd fn(id);
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std::string id0 = fn.next(":");
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if(id0 == "nodemeta")
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{
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v3s16 p;
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p.X = stoi(fn.next(","));
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p.Y = stoi(fn.next(","));
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p.Z = stoi(fn.next(","));
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InventoryLocation loc;
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loc.setNodeMeta(p);
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return getInventory(loc);
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}
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errorstream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
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return NULL;
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}
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// Wrapper for old code
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void InventoryManager::inventoryModified(InventoryContext *c, std::string id)
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{
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if(id == "current_player")
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{
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assert(c->current_player);
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InventoryLocation loc;
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loc.setPlayer(c->current_player->getName());
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setInventoryModified(loc);
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return;
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}
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Strfnd fn(id);
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std::string id0 = fn.next(":");
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if(id0 == "nodemeta")
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{
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v3s16 p;
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p.X = stoi(fn.next(","));
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p.Y = stoi(fn.next(","));
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p.Z = stoi(fn.next(","));
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v3s16 blockpos = getNodeBlockPos(p);
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InventoryLocation loc;
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loc.setNodeMeta(p);
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setInventoryModified(loc);
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return;
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}
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errorstream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
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}
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/*
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InventoryAction
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*/
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InventoryAction * InventoryAction::deSerialize(std::istream &is)
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{
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std::string type;
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std::getline(is, type, ' ');
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InventoryAction *a = NULL;
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if(type == "Move")
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{
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a = new IMoveAction(is);
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}
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else if(type == "Drop")
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{
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a = new IDropAction(is);
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}
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return a;
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}
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static std::string describeC(const struct InventoryContext *c)
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{
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if(c->current_player == NULL)
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return "current_player=NULL";
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else
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return std::string("current_player=") + c->current_player->getName();
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}
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IMoveAction::IMoveAction(std::istream &is)
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{
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std::string ts;
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std::getline(is, ts, ' ');
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count = stoi(ts);
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std::getline(is, from_inv, ' ');
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std::getline(is, from_list, ' ');
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std::getline(is, ts, ' ');
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from_i = stoi(ts);
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std::getline(is, to_inv, ' ');
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std::getline(is, to_list, ' ');
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std::getline(is, ts, ' ');
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to_i = stoi(ts);
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}
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void IMoveAction::apply(InventoryContext *c, InventoryManager *mgr,
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ServerEnvironment *env)
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{
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Inventory *inv_from = mgr->getInventory(c, from_inv);
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Inventory *inv_to = mgr->getInventory(c, to_inv);
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if(!inv_from){
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infostream<<"IMoveAction::apply(): FAIL: source inventory not found: "
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<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
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<<", to_inv=\""<<to_inv<<"\""<<std::endl;
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return;
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}
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if(!inv_to){
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infostream<<"IMoveAction::apply(): FAIL: destination inventory not found: "
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"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
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<<", to_inv=\""<<to_inv<<"\""<<std::endl;
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return;
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}
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InventoryList *list_from = inv_from->getList(from_list);
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InventoryList *list_to = inv_to->getList(to_list);
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/*
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If a list doesn't exist or the source item doesn't exist
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*/
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if(!list_from){
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infostream<<"IMoveAction::apply(): FAIL: source list not found: "
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<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
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<<", from_list=\""<<from_list<<"\""<<std::endl;
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return;
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}
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if(!list_to){
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infostream<<"IMoveAction::apply(): FAIL: destination list not found: "
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<<"context=["<<describeC(c)<<"], to_inv=\""<<to_inv<<"\""
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<<", to_list=\""<<to_list<<"\""<<std::endl;
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return;
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}
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if(list_from->getItem(from_i) == NULL)
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{
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infostream<<"IMoveAction::apply(): FAIL: source item not found: "
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<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
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<<", from_list=\""<<from_list<<"\""
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<<" from_i="<<from_i<<std::endl;
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return;
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}
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/*
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If the source and the destination slots are the same
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*/
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if(inv_from == inv_to && list_from == list_to && from_i == to_i)
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{
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infostream<<"IMoveAction::apply(): FAIL: source and destination slots "
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<<"are the same: inv=\""<<from_inv<<"\" list=\""<<from_list
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<<"\" i="<<from_i<<std::endl;
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return;
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}
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// Take item from source list
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InventoryItem *item1 = NULL;
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if(count == 0)
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item1 = list_from->changeItem(from_i, NULL);
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else
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item1 = list_from->takeItem(from_i, count);
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// Try to add the item to destination list
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InventoryItem *olditem = item1;
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item1 = list_to->addItem(to_i, item1);
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// If something is returned, the item was not fully added
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if(item1 != NULL)
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{
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// If olditem is returned, nothing was added.
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bool nothing_added = (item1 == olditem);
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// If something else is returned, part of the item was left unadded.
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// Add the other part back to the source item
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list_from->addItem(from_i, item1);
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// If olditem is returned, nothing was added.
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// Swap the items
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if(nothing_added)
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{
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// Take item from source list
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item1 = list_from->changeItem(from_i, NULL);
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// Adding was not possible, swap the items.
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InventoryItem *item2 = list_to->changeItem(to_i, item1);
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// Put item from destination list to the source list
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list_from->changeItem(from_i, item2);
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}
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}
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mgr->inventoryModified(c, from_inv);
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if(from_inv != to_inv)
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mgr->inventoryModified(c, to_inv);
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infostream<<"IMoveAction::apply(): moved at "
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<<"["<<describeC(c)<<"]"
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<<" from inv=\""<<from_inv<<"\""
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<<" list=\""<<from_list<<"\""
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<<" i="<<from_i
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<<" to inv=\""<<to_inv<<"\""
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<<" list=\""<<to_list<<"\""
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<<" i="<<to_i
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<<std::endl;
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}
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IDropAction::IDropAction(std::istream &is)
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{
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std::string ts;
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std::getline(is, ts, ' ');
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count = stoi(ts);
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std::getline(is, from_inv, ' ');
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std::getline(is, from_list, ' ');
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std::getline(is, ts, ' ');
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from_i = stoi(ts);
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}
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void IDropAction::apply(InventoryContext *c, InventoryManager *mgr,
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ServerEnvironment *env)
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{
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if(c->current_player == NULL){
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infostream<<"IDropAction::apply(): FAIL: current_player is NULL"<<std::endl;
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return;
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}
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// Do NOT cast directly to ServerActiveObject*, it breaks
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// because of multiple inheritance.
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ServerActiveObject *dropper =
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static_cast<ServerActiveObject*>(
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static_cast<ServerRemotePlayer*>(
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c->current_player
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));
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Inventory *inv_from = mgr->getInventory(c, from_inv);
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if(!inv_from){
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infostream<<"IDropAction::apply(): FAIL: source inventory not found: "
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<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""<<std::endl;
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return;
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}
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InventoryList *list_from = inv_from->getList(from_list);
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/*
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If a list doesn't exist or the source item doesn't exist
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*/
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if(!list_from){
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infostream<<"IDropAction::apply(): FAIL: source list not found: "
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<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
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<<", from_list=\""<<from_list<<"\""<<std::endl;
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return;
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}
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InventoryItem *item = list_from->getItem(from_i);
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if(item == NULL)
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{
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infostream<<"IDropAction::apply(): FAIL: source item not found: "
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<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
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<<", from_list=\""<<from_list<<"\""
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<<" from_i="<<from_i<<std::endl;
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return;
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}
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v3f pos = dropper->getBasePosition();
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pos.Y += 0.5*BS;
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s16 count2 = count;
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if(count2 == 0)
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count2 = -1;
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/*
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Drop the item
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*/
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bool remove = item->dropOrPlace(env, dropper, pos, false, count2);
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if(remove)
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list_from->deleteItem(from_i);
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mgr->inventoryModified(c, from_inv);
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infostream<<"IDropAction::apply(): dropped "
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<<"["<<describeC(c)<<"]"
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<<" from inv=\""<<from_inv<<"\""
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<<" list=\""<<from_list<<"\""
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<<" i="<<from_i
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<<std::endl;
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}
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/*
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Craft checking system
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*/
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bool ItemSpec::checkItem(const InventoryItem *item) const
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{
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if(type == ITEM_NONE)
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{
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// Has to be no item
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if(item != NULL)
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return false;
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return true;
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}
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// There should be an item
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if(item == NULL)
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return false;
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std::string itemname = item->getName();
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if(type == ITEM_MATERIAL)
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{
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if(itemname != "MaterialItem")
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return false;
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MaterialItem *mitem = (MaterialItem*)item;
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if(num != 65535){
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if(mitem->getMaterial() != num)
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return false;
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} else {
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if(mitem->getNodeName() != name)
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return false;
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}
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}
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else if(type == ITEM_CRAFT)
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{
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if(itemname != "CraftItem")
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return false;
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CraftItem *mitem = (CraftItem*)item;
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if(mitem->getSubName() != name)
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return false;
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}
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else if(type == ITEM_TOOL)
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{
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// Not supported yet
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assert(0);
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}
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else if(type == ITEM_MBO)
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{
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// Not supported yet
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assert(0);
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}
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else
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{
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// Not supported yet
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assert(0);
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}
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return true;
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}
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bool checkItemCombination(InventoryItem const * const *items, const ItemSpec *specs)
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{
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u16 items_min_x = 100;
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u16 items_max_x = 100;
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u16 items_min_y = 100;
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u16 items_max_y = 100;
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for(u16 y=0; y<3; y++)
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for(u16 x=0; x<3; x++)
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{
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if(items[y*3 + x] == NULL)
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continue;
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if(items_min_x == 100 || x < items_min_x)
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items_min_x = x;
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if(items_min_y == 100 || y < items_min_y)
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items_min_y = y;
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if(items_max_x == 100 || x > items_max_x)
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items_max_x = x;
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if(items_max_y == 100 || y > items_max_y)
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items_max_y = y;
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}
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// No items at all, just return false
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if(items_min_x == 100)
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return false;
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u16 items_w = items_max_x - items_min_x + 1;
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u16 items_h = items_max_y - items_min_y + 1;
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u16 specs_min_x = 100;
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u16 specs_max_x = 100;
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u16 specs_min_y = 100;
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u16 specs_max_y = 100;
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for(u16 y=0; y<3; y++)
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for(u16 x=0; x<3; x++)
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{
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if(specs[y*3 + x].type == ITEM_NONE)
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continue;
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if(specs_min_x == 100 || x < specs_min_x)
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specs_min_x = x;
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if(specs_min_y == 100 || y < specs_min_y)
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specs_min_y = y;
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if(specs_max_x == 100 || x > specs_max_x)
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specs_max_x = x;
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if(specs_max_y == 100 || y > specs_max_y)
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specs_max_y = y;
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}
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// No specs at all, just return false
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if(specs_min_x == 100)
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return false;
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u16 specs_w = specs_max_x - specs_min_x + 1;
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u16 specs_h = specs_max_y - specs_min_y + 1;
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// Different sizes
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if(items_w != specs_w || items_h != specs_h)
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return false;
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||
|
for(u16 y=0; y<specs_h; y++)
|
||
|
for(u16 x=0; x<specs_w; x++)
|
||
|
{
|
||
|
u16 items_x = items_min_x + x;
|
||
|
u16 items_y = items_min_y + y;
|
||
|
u16 specs_x = specs_min_x + x;
|
||
|
u16 specs_y = specs_min_y + y;
|
||
|
const InventoryItem *item = items[items_y * 3 + items_x];
|
||
|
const ItemSpec &spec = specs[specs_y * 3 + specs_x];
|
||
|
|
||
|
if(spec.checkItem(item) == false)
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
bool checkItemCombination(const InventoryItem * const * items,
|
||
|
const InventoryItem * const * specs)
|
||
|
{
|
||
|
u16 items_min_x = 100;
|
||
|
u16 items_max_x = 100;
|
||
|
u16 items_min_y = 100;
|
||
|
u16 items_max_y = 100;
|
||
|
for(u16 y=0; y<3; y++)
|
||
|
for(u16 x=0; x<3; x++)
|
||
|
{
|
||
|
if(items[y*3 + x] == NULL)
|
||
|
continue;
|
||
|
if(items_min_x == 100 || x < items_min_x)
|
||
|
items_min_x = x;
|
||
|
if(items_min_y == 100 || y < items_min_y)
|
||
|
items_min_y = y;
|
||
|
if(items_max_x == 100 || x > items_max_x)
|
||
|
items_max_x = x;
|
||
|
if(items_max_y == 100 || y > items_max_y)
|
||
|
items_max_y = y;
|
||
|
}
|
||
|
// No items at all, just return false
|
||
|
if(items_min_x == 100)
|
||
|
return false;
|
||
|
|
||
|
u16 items_w = items_max_x - items_min_x + 1;
|
||
|
u16 items_h = items_max_y - items_min_y + 1;
|
||
|
|
||
|
u16 specs_min_x = 100;
|
||
|
u16 specs_max_x = 100;
|
||
|
u16 specs_min_y = 100;
|
||
|
u16 specs_max_y = 100;
|
||
|
for(u16 y=0; y<3; y++)
|
||
|
for(u16 x=0; x<3; x++)
|
||
|
{
|
||
|
if(specs[y*3 + x] == NULL)
|
||
|
continue;
|
||
|
if(specs_min_x == 100 || x < specs_min_x)
|
||
|
specs_min_x = x;
|
||
|
if(specs_min_y == 100 || y < specs_min_y)
|
||
|
specs_min_y = y;
|
||
|
if(specs_max_x == 100 || x > specs_max_x)
|
||
|
specs_max_x = x;
|
||
|
if(specs_max_y == 100 || y > specs_max_y)
|
||
|
specs_max_y = y;
|
||
|
}
|
||
|
// No specs at all, just return false
|
||
|
if(specs_min_x == 100)
|
||
|
return false;
|
||
|
|
||
|
u16 specs_w = specs_max_x - specs_min_x + 1;
|
||
|
u16 specs_h = specs_max_y - specs_min_y + 1;
|
||
|
|
||
|
// Different sizes
|
||
|
if(items_w != specs_w || items_h != specs_h)
|
||
|
return false;
|
||
|
|
||
|
for(u16 y=0; y<specs_h; y++)
|
||
|
for(u16 x=0; x<specs_w; x++)
|
||
|
{
|
||
|
u16 items_x = items_min_x + x;
|
||
|
u16 items_y = items_min_y + y;
|
||
|
u16 specs_x = specs_min_x + x;
|
||
|
u16 specs_y = specs_min_y + y;
|
||
|
const InventoryItem *item = items[items_y * 3 + items_x];
|
||
|
const InventoryItem *spec = specs[specs_y * 3 + specs_x];
|
||
|
|
||
|
if(item == NULL && spec == NULL)
|
||
|
continue;
|
||
|
if(item == NULL && spec != NULL)
|
||
|
return false;
|
||
|
if(item != NULL && spec == NULL)
|
||
|
return false;
|
||
|
if(!spec->isSubsetOf(item))
|
||
|
return false;
|
||
|
}
|
||
|
|
||
|
return true;
|
||
|
}
|
||
|
|
||
|
|