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minetest-engine-minecheat
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Add InvRef and InvStack (currently untested and unusable)

stable-0.4
Perttu Ahola 2011-12-06 15:21:56 +02:00
parent 70ed371d0c
commit 103173fc9b
13 changed files with 1328 additions and 744 deletions
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1
src/CMakeLists.txt
View File

@ -94,6 +94,7 @@ configure_file(
)
set(common_SRCS
inventorymanager.cpp
mods.cpp
serverremoteplayer.cpp
content_abm.cpp

29
src/client.cpp
View File

@ -1782,6 +1782,34 @@ InventoryContext *Client::getInventoryContext()
return &m_inventory_context;
}
Inventory* Client::getInventory(const InventoryLocation &loc)
{
switch(loc.type){
case InventoryLocation::UNDEFINED:
{}
break;
case InventoryLocation::PLAYER:
{
Player *player = m_env.getPlayer(loc.name.c_str());
if(!player)
return NULL;
return &player->inventory;
}
break;
case InventoryLocation::NODEMETA:
{
NodeMetadata *meta = m_env.getMap().getNodeMetadata(loc.p);
if(!meta)
return NULL;
return meta->getInventory();
}
break;
default:
assert(0);
}
return NULL;
}
#if 0
Inventory* Client::getInventory(InventoryContext *c, std::string id)
{
if(id == "current_player")
@ -1810,6 +1838,7 @@ Inventory* Client::getInventory(InventoryContext *c, std::string id)
infostream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
return NULL;
}
#endif
void Client::inventoryAction(InventoryAction *a)
{
sendInventoryAction(a);

5
src/client.h
View File

@ -30,6 +30,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "clientobject.h"
#include "utility.h" // For IntervalLimiter
#include "gamedef.h"
#include "inventorymanager.h"
struct MeshMakeData;
class IGameDef;
@ -245,7 +246,9 @@ public:
InventoryContext *getInventoryContext();
Inventory* getInventory(InventoryContext *c, std::string id);
/* InventoryManager interface */
Inventory* getInventory(const InventoryLocation &loc);
//Inventory* getInventory(InventoryContext *c, std::string id);
void inventoryAction(InventoryAction *a);
// Gets closest object pointed by the shootline

1
src/craftdef.cpp
View File

@ -25,6 +25,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "utility.h"
#include "gamedef.h"
#include "inventory.h"
#include "inventorymanager.h" // checkItemCombination
CraftPointerInput::~CraftPointerInput()
{

1
src/guiInventoryMenu.cpp
View File

@ -28,6 +28,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include <IGUIStaticText.h>
#include <IGUIFont.h>
#include "log.h"
#include "inventorymanager.h"
void drawInventoryItem(video::IVideoDriver *driver,
gui::IGUIFont *font,

2
src/guiInventoryMenu.h
View File

@ -27,6 +27,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "modalMenu.h"
class ITextureSource;
class InventoryContext;
class InventoryManager;
void drawInventoryItem(video::IVideoDriver *driver,
gui::IGUIFont *font,

471
src/inventory.cpp
View File

@ -37,7 +37,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "scriptapi.h"
#include "strfnd.h"
#include "nameidmapping.h" // For loading legacy MaterialItems
#include "serverremoteplayer.h"
/*
InventoryItem
@ -567,6 +566,22 @@ void InventoryList::clearItems()
//setDirty(true);
}
void InventoryList::setSize(u32 newsize)
{
if(newsize < m_items.size()){
for(u32 i=newsize; i<m_items.size(); i++){
if(m_items[i])
delete m_items[i];
}
m_items.erase(newsize, m_items.size() - newsize);
} else {
for(u32 i=m_items.size(); i<newsize; i++){
m_items.push_back(NULL);
}
}
m_size = newsize;
}
void InventoryList::serialize(std::ostream &os) const
{
//os.imbue(std::locale("C"));
@ -1041,458 +1056,4 @@ const s32 Inventory::getListIndex(const std::string &name) const
return -1;
}
/*
InventoryAction
*/
InventoryAction * InventoryAction::deSerialize(std::istream &is)
{
std::string type;
std::getline(is, type, ' ');
InventoryAction *a = NULL;
if(type == "Move")
{
a = new IMoveAction(is);
}
else if(type == "Drop")
{
a = new IDropAction(is);
}
return a;
}
static std::string describeC(const struct InventoryContext *c)
{
if(c->current_player == NULL)
return "current_player=NULL";
else
return std::string("current_player=") + c->current_player->getName();
}
IMoveAction::IMoveAction(std::istream &is)
{
std::string ts;
std::getline(is, ts, ' ');
count = stoi(ts);
std::getline(is, from_inv, ' ');
std::getline(is, from_list, ' ');
std::getline(is, ts, ' ');
from_i = stoi(ts);
std::getline(is, to_inv, ' ');
std::getline(is, to_list, ' ');
std::getline(is, ts, ' ');
to_i = stoi(ts);
}
void IMoveAction::apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env)
{
Inventory *inv_from = mgr->getInventory(c, from_inv);
Inventory *inv_to = mgr->getInventory(c, to_inv);
if(!inv_from){
infostream<<"IMoveAction::apply(): FAIL: source inventory not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", to_inv=\""<<to_inv<<"\""<<std::endl;
return;
}
if(!inv_to){
infostream<<"IMoveAction::apply(): FAIL: destination inventory not found: "
"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", to_inv=\""<<to_inv<<"\""<<std::endl;
return;
}
InventoryList *list_from = inv_from->getList(from_list);
InventoryList *list_to = inv_to->getList(to_list);
/*
If a list doesn't exist or the source item doesn't exist
*/
if(!list_from){
infostream<<"IMoveAction::apply(): FAIL: source list not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""<<std::endl;
return;
}
if(!list_to){
infostream<<"IMoveAction::apply(): FAIL: destination list not found: "
<<"context=["<<describeC(c)<<"], to_inv=\""<<to_inv<<"\""
<<", to_list=\""<<to_list<<"\""<<std::endl;
return;
}
if(list_from->getItem(from_i) == NULL)
{
infostream<<"IMoveAction::apply(): FAIL: source item not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""
<<" from_i="<<from_i<<std::endl;
return;
}
/*
If the source and the destination slots are the same
*/
if(inv_from == inv_to && list_from == list_to && from_i == to_i)
{
infostream<<"IMoveAction::apply(): FAIL: source and destination slots "
<<"are the same: inv=\""<<from_inv<<"\" list=\""<<from_list
<<"\" i="<<from_i<<std::endl;
return;
}
// Take item from source list
InventoryItem *item1 = NULL;
if(count == 0)
item1 = list_from->changeItem(from_i, NULL);
else
item1 = list_from->takeItem(from_i, count);
// Try to add the item to destination list
InventoryItem *olditem = item1;
item1 = list_to->addItem(to_i, item1);
// If something is returned, the item was not fully added
if(item1 != NULL)
{
// If olditem is returned, nothing was added.
bool nothing_added = (item1 == olditem);
// If something else is returned, part of the item was left unadded.
// Add the other part back to the source item
list_from->addItem(from_i, item1);
// If olditem is returned, nothing was added.
// Swap the items
if(nothing_added)
{
// Take item from source list
item1 = list_from->changeItem(from_i, NULL);
// Adding was not possible, swap the items.
InventoryItem *item2 = list_to->changeItem(to_i, item1);
// Put item from destination list to the source list
list_from->changeItem(from_i, item2);
}
}
mgr->inventoryModified(c, from_inv);
if(from_inv != to_inv)
mgr->inventoryModified(c, to_inv);
infostream<<"IMoveAction::apply(): moved at "
<<"["<<describeC(c)<<"]"
<<" from inv=\""<<from_inv<<"\""
<<" list=\""<<from_list<<"\""
<<" i="<<from_i
<<" to inv=\""<<to_inv<<"\""
<<" list=\""<<to_list<<"\""
<<" i="<<to_i
<<std::endl;
}
IDropAction::IDropAction(std::istream &is)
{
std::string ts;
std::getline(is, ts, ' ');
count = stoi(ts);
std::getline(is, from_inv, ' ');
std::getline(is, from_list, ' ');
std::getline(is, ts, ' ');
from_i = stoi(ts);
}
void IDropAction::apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env)
{
if(c->current_player == NULL){
infostream<<"IDropAction::apply(): FAIL: current_player is NULL"<<std::endl;
return;
}
// Do NOT cast directly to ServerActiveObject*, it breaks
// because of multiple inheritance.
ServerActiveObject *dropper =
static_cast<ServerActiveObject*>(
static_cast<ServerRemotePlayer*>(
c->current_player
));
Inventory *inv_from = mgr->getInventory(c, from_inv);
if(!inv_from){
infostream<<"IDropAction::apply(): FAIL: source inventory not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""<<std::endl;
return;
}
InventoryList *list_from = inv_from->getList(from_list);
/*
If a list doesn't exist or the source item doesn't exist
*/
if(!list_from){
infostream<<"IDropAction::apply(): FAIL: source list not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""<<std::endl;
return;
}
InventoryItem *item = list_from->getItem(from_i);
if(item == NULL)
{
infostream<<"IDropAction::apply(): FAIL: source item not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""
<<" from_i="<<from_i<<std::endl;
return;
}
v3f pos = dropper->getBasePosition();
pos.Y += 0.5*BS;
s16 count2 = count;
if(count2 == 0)
count2 = -1;
/*
Drop the item
*/
bool remove = item->dropOrPlace(env, dropper, pos, false, count2);
if(remove)
list_from->deleteItem(from_i);
mgr->inventoryModified(c, from_inv);
infostream<<"IDropAction::apply(): dropped "
<<"["<<describeC(c)<<"]"
<<" from inv=\""<<from_inv<<"\""
<<" list=\""<<from_list<<"\""
<<" i="<<from_i
<<std::endl;
}
/*
Craft checking system
*/
bool ItemSpec::checkItem(const InventoryItem *item) const
{
if(type == ITEM_NONE)
{
// Has to be no item
if(item != NULL)
return false;
return true;
}
// There should be an item
if(item == NULL)
return false;
std::string itemname = item->getName();
if(type == ITEM_MATERIAL)
{
if(itemname != "MaterialItem")
return false;
MaterialItem *mitem = (MaterialItem*)item;
if(num != 65535){
if(mitem->getMaterial() != num)
return false;
} else {
if(mitem->getNodeName() != name)
return false;
}
}
else if(type == ITEM_CRAFT)
{
if(itemname != "CraftItem")
return false;
CraftItem *mitem = (CraftItem*)item;
if(mitem->getSubName() != name)
return false;
}
else if(type == ITEM_TOOL)
{
// Not supported yet
assert(0);
}
else if(type == ITEM_MBO)
{
// Not supported yet
assert(0);
}
else
{
// Not supported yet
assert(0);
}
return true;
}
bool checkItemCombination(InventoryItem const * const *items, const ItemSpec *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].type == ITEM_NONE)
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 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;
}
//END

178
src/inventory.h
View File

@ -419,6 +419,7 @@ public:
InventoryList(std::string name, u32 size);
~InventoryList();
void clearItems();
void setSize(u32 newsize);
void serialize(std::ostream &os) const;
void deSerialize(std::istream &is, IGameDef *gamedef);
@ -513,182 +514,5 @@ private:
core::array<InventoryList*> m_lists;
};
class Player;
struct InventoryContext
{
Player *current_player;
InventoryContext():
current_player(NULL)
{}
};
struct InventoryAction;
class InventoryManager
{
public:
InventoryManager(){}
virtual ~InventoryManager(){}
/*
Get a pointer to an inventory specified by id.
id can be:
- "current_player"
- "nodemeta:X,Y,Z"
*/
virtual Inventory* getInventory(InventoryContext *c, std::string id)
{return NULL;}
// Used on the server by InventoryAction::apply and other stuff
virtual void inventoryModified(InventoryContext *c, std::string id)
{}
// Used on the client
virtual void inventoryAction(InventoryAction *a)
{}
};
#define IACTION_MOVE 0
#define IACTION_DROP 1
struct InventoryAction
{
static InventoryAction * deSerialize(std::istream &is);
virtual u16 getType() const = 0;
virtual void serialize(std::ostream &os) const = 0;
virtual void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env) = 0;
virtual ~InventoryAction() {};
};
struct IMoveAction : public InventoryAction
{
// count=0 means "everything"
u16 count;
std::string from_inv;
std::string from_list;
s16 from_i;
std::string to_inv;
std::string to_list;
s16 to_i;
IMoveAction()
{
count = 0;
from_i = -1;
to_i = -1;
}
IMoveAction(std::istream &is);
u16 getType() const
{
return IACTION_MOVE;
}
void serialize(std::ostream &os) const
{
os<<"Move ";
os<<count<<" ";
os<<from_inv<<" ";
os<<from_list<<" ";
os<<from_i<<" ";
os<<to_inv<<" ";
os<<to_list<<" ";
os<<to_i;
}
void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env);
};
struct IDropAction : public InventoryAction
{
// count=0 means "everything"
u16 count;
std::string from_inv;
std::string from_list;
s16 from_i;
IDropAction()
{
count = 0;
from_i = -1;
}
IDropAction(std::istream &is);
u16 getType() const
{
return IACTION_DROP;
}
void serialize(std::ostream &os) const
{
os<<"Drop ";
os<<count<<" ";
os<<from_inv<<" ";
os<<from_list<<" ";
os<<from_i;
}
void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env);
};
/*
Craft checking system
*/
enum ItemSpecType
{
ITEM_NONE,
ITEM_MATERIAL,
ITEM_CRAFT,
ITEM_TOOL,
ITEM_MBO
};
struct ItemSpec
{
enum ItemSpecType type;
// Only other one of these is used
std::string name;
u16 num;
ItemSpec():
type(ITEM_NONE)
{
}
ItemSpec(enum ItemSpecType a_type, std::string a_name):
type(a_type),
name(a_name),
num(65535)
{
}
ItemSpec(enum ItemSpecType a_type, u16 a_num):
type(a_type),
name(""),
num(a_num)
{
}
bool checkItem(const InventoryItem *item) const;
};
/*
items: a pointer to an array of 9 pointers to items
specs: a pointer to an array of 9 ItemSpecs
*/
bool checkItemCombination(const InventoryItem * const*items, const ItemSpec *specs);
/*
items: a pointer to an array of 9 pointers to items
specs: a pointer to an array of 9 pointers to items
*/
bool checkItemCombination(const InventoryItem * const * items,
const InventoryItem * const * specs);
#endif

544
src/inventorymanager.cpp Normal file
View File

@ -0,0 +1,544 @@
/*
Minetest-c55
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "inventorymanager.h"
#include "serverremoteplayer.h"
#include "log.h"
#include "mapblock.h" // getNodeBlockPos
/*
InventoryManager
*/
// Wrapper for old code
Inventory* InventoryManager::getInventory(InventoryContext *c, std::string id)
{
if(id == "current_player")
{
assert(c->current_player);
InventoryLocation loc;
loc.setPlayer(c->current_player->getName());
return getInventory(loc);
}
Strfnd fn(id);
std::string id0 = fn.next(":");
if(id0 == "nodemeta")
{
v3s16 p;
p.X = stoi(fn.next(","));
p.Y = stoi(fn.next(","));
p.Z = stoi(fn.next(","));
InventoryLocation loc;
loc.setNodeMeta(p);
return getInventory(loc);
}
errorstream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
return NULL;
}
// Wrapper for old code
void InventoryManager::inventoryModified(InventoryContext *c, std::string id)
{
if(id == "current_player")
{
assert(c->current_player);
InventoryLocation loc;
loc.setPlayer(c->current_player->getName());
setInventoryModified(loc);
return;
}
Strfnd fn(id);
std::string id0 = fn.next(":");
if(id0 == "nodemeta")
{
v3s16 p;
p.X = stoi(fn.next(","));
p.Y = stoi(fn.next(","));
p.Z = stoi(fn.next(","));
v3s16 blockpos = getNodeBlockPos(p);
InventoryLocation loc;
loc.setNodeMeta(p);
setInventoryModified(loc);
return;
}
errorstream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
}
/*
InventoryAction
*/
InventoryAction * InventoryAction::deSerialize(std::istream &is)
{
std::string type;
std::getline(is, type, ' ');
InventoryAction *a = NULL;
if(type == "Move")
{
a = new IMoveAction(is);
}
else if(type == "Drop")
{
a = new IDropAction(is);
}
return a;
}
static std::string describeC(const struct InventoryContext *c)
{
if(c->current_player == NULL)
return "current_player=NULL";
else
return std::string("current_player=") + c->current_player->getName();
}
IMoveAction::IMoveAction(std::istream &is)
{
std::string ts;
std::getline(is, ts, ' ');
count = stoi(ts);
std::getline(is, from_inv, ' ');
std::getline(is, from_list, ' ');
std::getline(is, ts, ' ');
from_i = stoi(ts);
std::getline(is, to_inv, ' ');
std::getline(is, to_list, ' ');
std::getline(is, ts, ' ');
to_i = stoi(ts);
}
void IMoveAction::apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env)
{
Inventory *inv_from = mgr->getInventory(c, from_inv);
Inventory *inv_to = mgr->getInventory(c, to_inv);
if(!inv_from){
infostream<<"IMoveAction::apply(): FAIL: source inventory not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", to_inv=\""<<to_inv<<"\""<<std::endl;
return;
}
if(!inv_to){
infostream<<"IMoveAction::apply(): FAIL: destination inventory not found: "
"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", to_inv=\""<<to_inv<<"\""<<std::endl;
return;
}
InventoryList *list_from = inv_from->getList(from_list);
InventoryList *list_to = inv_to->getList(to_list);
/*
If a list doesn't exist or the source item doesn't exist
*/
if(!list_from){
infostream<<"IMoveAction::apply(): FAIL: source list not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""<<std::endl;
return;
}
if(!list_to){
infostream<<"IMoveAction::apply(): FAIL: destination list not found: "
<<"context=["<<describeC(c)<<"], to_inv=\""<<to_inv<<"\""
<<", to_list=\""<<to_list<<"\""<<std::endl;
return;
}
if(list_from->getItem(from_i) == NULL)
{
infostream<<"IMoveAction::apply(): FAIL: source item not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""
<<" from_i="<<from_i<<std::endl;
return;
}
/*
If the source and the destination slots are the same
*/
if(inv_from == inv_to && list_from == list_to && from_i == to_i)
{
infostream<<"IMoveAction::apply(): FAIL: source and destination slots "
<<"are the same: inv=\""<<from_inv<<"\" list=\""<<from_list
<<"\" i="<<from_i<<std::endl;
return;
}
// Take item from source list
InventoryItem *item1 = NULL;
if(count == 0)
item1 = list_from->changeItem(from_i, NULL);
else
item1 = list_from->takeItem(from_i, count);
// Try to add the item to destination list
InventoryItem *olditem = item1;
item1 = list_to->addItem(to_i, item1);
// If something is returned, the item was not fully added
if(item1 != NULL)
{
// If olditem is returned, nothing was added.
bool nothing_added = (item1 == olditem);
// If something else is returned, part of the item was left unadded.
// Add the other part back to the source item
list_from->addItem(from_i, item1);
// If olditem is returned, nothing was added.
// Swap the items
if(nothing_added)
{
// Take item from source list
item1 = list_from->changeItem(from_i, NULL);
// Adding was not possible, swap the items.
InventoryItem *item2 = list_to->changeItem(to_i, item1);
// Put item from destination list to the source list
list_from->changeItem(from_i, item2);
}
}
mgr->inventoryModified(c, from_inv);
if(from_inv != to_inv)
mgr->inventoryModified(c, to_inv);
infostream<<"IMoveAction::apply(): moved at "
<<"["<<describeC(c)<<"]"
<<" from inv=\""<<from_inv<<"\""
<<" list=\""<<from_list<<"\""
<<" i="<<from_i
<<" to inv=\""<<to_inv<<"\""
<<" list=\""<<to_list<<"\""
<<" i="<<to_i
<<std::endl;
}
IDropAction::IDropAction(std::istream &is)
{
std::string ts;
std::getline(is, ts, ' ');
count = stoi(ts);
std::getline(is, from_inv, ' ');
std::getline(is, from_list, ' ');
std::getline(is, ts, ' ');
from_i = stoi(ts);
}
void IDropAction::apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env)
{
if(c->current_player == NULL){
infostream<<"IDropAction::apply(): FAIL: current_player is NULL"<<std::endl;
return;
}
// Do NOT cast directly to ServerActiveObject*, it breaks
// because of multiple inheritance.
ServerActiveObject *dropper =
static_cast<ServerActiveObject*>(
static_cast<ServerRemotePlayer*>(
c->current_player
));
Inventory *inv_from = mgr->getInventory(c, from_inv);
if(!inv_from){
infostream<<"IDropAction::apply(): FAIL: source inventory not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""<<std::endl;
return;
}
InventoryList *list_from = inv_from->getList(from_list);
/*
If a list doesn't exist or the source item doesn't exist
*/
if(!list_from){
infostream<<"IDropAction::apply(): FAIL: source list not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""<<std::endl;
return;
}
InventoryItem *item = list_from->getItem(from_i);
if(item == NULL)
{
infostream<<"IDropAction::apply(): FAIL: source item not found: "
<<"context=["<<describeC(c)<<"], from_inv=\""<<from_inv<<"\""
<<", from_list=\""<<from_list<<"\""
<<" from_i="<<from_i<<std::endl;
return;
}
v3f pos = dropper->getBasePosition();
pos.Y += 0.5*BS;
s16 count2 = count;
if(count2 == 0)
count2 = -1;
/*
Drop the item
*/
bool remove = item->dropOrPlace(env, dropper, pos, false, count2);
if(remove)
list_from->deleteItem(from_i);
mgr->inventoryModified(c, from_inv);
infostream<<"IDropAction::apply(): dropped "
<<"["<<describeC(c)<<"]"
<<" from inv=\""<<from_inv<<"\""
<<" list=\""<<from_list<<"\""
<<" i="<<from_i
<<std::endl;
}
/*
Craft checking system
*/
bool ItemSpec::checkItem(const InventoryItem *item) const
{
if(type == ITEM_NONE)
{
// Has to be no item
if(item != NULL)
return false;
return true;
}
// There should be an item
if(item == NULL)
return false;
std::string itemname = item->getName();
if(type == ITEM_MATERIAL)
{
if(itemname != "MaterialItem")
return false;
MaterialItem *mitem = (MaterialItem*)item;
if(num != 65535){
if(mitem->getMaterial() != num)
return false;
} else {
if(mitem->getNodeName() != name)
return false;
}
}
else if(type == ITEM_CRAFT)
{
if(itemname != "CraftItem")
return false;
CraftItem *mitem = (CraftItem*)item;
if(mitem->getSubName() != name)
return false;
}
else if(type == ITEM_TOOL)
{
// Not supported yet
assert(0);
}
else if(type == ITEM_MBO)
{
// Not supported yet
assert(0);
}
else
{
// Not supported yet
assert(0);
}
return true;
}
bool checkItemCombination(InventoryItem const * const *items, const ItemSpec *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].type == ITEM_NONE)
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 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;
}

228
src/inventorymanager.h Normal file
View File

@ -0,0 +1,228 @@
/*
Minetest-c55
Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef INVENTORYMANAGER_HEADER
#define INVENTORYMANAGER_HEADER
#include "inventory.h"
// Should probably somehow replace InventoryContext over time
struct InventoryLocation
{
enum Type{
UNDEFINED,
PLAYER,
NODEMETA
} type;
std::string name; // PLAYER
v3s16 p; // NODEMETA
void setPlayer(const std::string &name_)
{
type = PLAYER;
name = name_;
}
void setNodeMeta(v3s16 p_)
{
type = NODEMETA;
p = p_;
}
};
class Player;
struct InventoryContext
{
Player *current_player;
InventoryContext():
current_player(NULL)
{}
};
struct InventoryAction;
class InventoryManager
{
public:
InventoryManager(){}
virtual ~InventoryManager(){}
// Get an inventory or set it modified (so it will be updated over
// network or so)
virtual Inventory* getInventory(const InventoryLocation &loc){return NULL;}
virtual void setInventoryModified(const InventoryLocation &loc){}
// Used on the client to send an action to the server
virtual void inventoryAction(InventoryAction *a){}
// (Deprecated; these wrap to the latter ones)
// Get a pointer to an inventory specified by id. id can be:
// - "current_player"
// - "nodemeta:X,Y,Z"
Inventory* getInventory(InventoryContext *c, std::string id);
// Used on the server by InventoryAction::apply and other stuff
void inventoryModified(InventoryContext *c, std::string id);
};
#define IACTION_MOVE 0
#define IACTION_DROP 1
struct InventoryAction
{
static InventoryAction * deSerialize(std::istream &is);
virtual u16 getType() const = 0;
virtual void serialize(std::ostream &os) const = 0;
virtual void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env) = 0;
};
struct IMoveAction : public InventoryAction
{
// count=0 means "everything"
u16 count;
std::string from_inv;
std::string from_list;
s16 from_i;
std::string to_inv;
std::string to_list;
s16 to_i;
IMoveAction()
{
count = 0;
from_i = -1;
to_i = -1;
}
IMoveAction(std::istream &is);
u16 getType() const
{
return IACTION_MOVE;
}
void serialize(std::ostream &os) const
{
os<<"Move ";
os<<count<<" ";
os<<from_inv<<" ";
os<<from_list<<" ";
os<<from_i<<" ";
os<<to_inv<<" ";
os<<to_list<<" ";
os<<to_i;
}
void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env);
};
struct IDropAction : public InventoryAction
{
// count=0 means "everything"
u16 count;
std::string from_inv;
std::string from_list;
s16 from_i;
IDropAction()
{
count = 0;
from_i = -1;
}
IDropAction(std::istream &is);
u16 getType() const
{
return IACTION_DROP;
}
void serialize(std::ostream &os) const
{
os<<"Drop ";
os<<count<<" ";
os<<from_inv<<" ";
os<<from_list<<" ";
os<<from_i;
}
void apply(InventoryContext *c, InventoryManager *mgr,
ServerEnvironment *env);
};
/*
Craft checking system
*/
enum ItemSpecType
{
ITEM_NONE,
ITEM_MATERIAL,
ITEM_CRAFT,
ITEM_TOOL,
ITEM_MBO
};
struct ItemSpec
{
enum ItemSpecType type;
// Only other one of these is used
std::string name;
u16 num;
ItemSpec():
type(ITEM_NONE)
{
}
ItemSpec(enum ItemSpecType a_type, std::string a_name):
type(a_type),
name(a_name),
num(65535)
{
}
ItemSpec(enum ItemSpecType a_type, u16 a_num):
type(a_type),
name(""),
num(a_num)
{
}
bool checkItem(const InventoryItem *item) const;
};
/*
items: a pointer to an array of 9 pointers to items
specs: a pointer to an array of 9 ItemSpecs
*/
bool checkItemCombination(const InventoryItem * const*items, const ItemSpec *specs);
/*
items: a pointer to an array of 9 pointers to items
specs: a pointer to an array of 9 pointers to items
*/
bool checkItemCombination(const InventoryItem * const * items,
const InventoryItem * const * specs);
#endif

519
src/scriptapi.cpp
View File

@ -204,6 +204,20 @@ static v2f read_v2f(lua_State *L, int index)
return p;
}
static Server* get_server(lua_State *L)
{
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
return (Server*)lua_touserdata(L, -1);
}
static ServerEnvironment* get_env(lua_State *L)
{
// Get environment from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_env");
return (ServerEnvironment*)lua_touserdata(L, -1);
}
static v3f readFloatPos(lua_State *L, int index)
{
v3f pos;
@ -551,6 +565,68 @@ static void inventory_get_list_to_lua(Inventory *inv, const char *name,
}
}
static void push_stack_item(lua_State *L, InventoryItem *item0)
{
if(item0 == NULL){
lua_pushnil(L);
}
if(std::string("MaterialItem") == item0->getName()){
MaterialItem *item = (MaterialItem*)item0;
lua_newtable(L);
lua_pushstring(L, "NodeItem");
lua_setfield(L, -2, "type");
lua_pushstring(L, item->getNodeName().c_str());
lua_setfield(L, -2, "name");
}
else if(std::string("CraftItem") == item0->getName()){
CraftItem *item = (CraftItem*)item0;
lua_newtable(L);
lua_pushstring(L, "CraftItem");
lua_setfield(L, -2, "type");
lua_pushstring(L, item->getSubName().c_str());
lua_setfield(L, -2, "name");
}
else if(std::string("ToolItem") == item0->getName()){
ToolItem *item = (ToolItem*)item0;
lua_newtable(L);
lua_pushstring(L, "ToolItem");
lua_setfield(L, -2, "type");
lua_pushstring(L, item->getToolName().c_str());
lua_setfield(L, -2, "name");
lua_pushstring(L, itos(item->getWear()).c_str());
lua_setfield(L, -2, "wear");
}
else{
errorstream<<"push_stack_item: Unknown item name: \""
<<item0->getName()<<"\""<<std::endl;
lua_pushnil(L);
}
}
static InventoryItem* check_stack_item(lua_State *L, int index)
{
if(index < 0)
index = lua_gettop(L) + 1 + index;
if(lua_isnil(L, index))
return NULL;
if(!lua_istable(L, index))
throw LuaError(L, "check_stack_item: Item not nil or table");
// A very crappy implementation for now
// Will be replaced when unified namespace for items is made
std::string type = getstringfield_default(L, index, "type", "");
std::string name = getstringfield_default(L, index, "name", "");
std::string num = getstringfield_default(L, index, "wear", "_");
if(num == "_")
num = 1;
std::string itemstring = type + " \"" + name + "\" " + num;
try{
return InventoryItem::deSerialize(itemstring, get_server(L));
}catch(SerializationError &e){
throw LuaError(L, std::string("check_stack_item: "
"internal error (itemstring=\"")+itemstring+"\")");
}
}
/*
ToolDiggingProperties
*/
@ -835,12 +911,9 @@ static int l_register_tool(lua_State *L)
luaL_checktype(L, 2, LUA_TTABLE);
int table = 2;
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable tool definition manager from the server
// Get the writable tool definition manager from the server
IWritableToolDefManager *tooldef =
server->getWritableToolDefManager();
get_server(L)->getWritableToolDefManager();
ToolDefinition def = read_tool_definition(L, table);
@ -857,12 +930,9 @@ static int l_register_craftitem(lua_State *L)
luaL_checktype(L, 2, LUA_TTABLE);
int table = 2;
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable CraftItem definition manager from the server
// Get the writable CraftItem definition manager from the server
IWritableCraftItemDefManager *craftitemdef =
server->getWritableCraftItemDefManager();
get_server(L)->getWritableCraftItemDefManager();
// Check if on_drop is defined
lua_getfield(L, table, "on_drop");
@ -907,12 +977,9 @@ static int l_register_node(lua_State *L)
luaL_checktype(L, 2, LUA_TTABLE);
int nodedef_table = 2;
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable node definition manager from the server
// Get the writable node definition manager from the server
IWritableNodeDefManager *nodedef =
server->getWritableNodeDefManager();
get_server(L)->getWritableNodeDefManager();
// Get default node definition from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_nodedef_default");
@ -1147,12 +1214,9 @@ static int l_alias_node(lua_State *L)
std::string name = luaL_checkstring(L, 1);
std::string convert_to = luaL_checkstring(L, 2);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable node definition manager from the server
// Get the writable node definition manager from the server
IWritableNodeDefManager *nodedef =
server->getWritableNodeDefManager();
get_server(L)->getWritableNodeDefManager();
nodedef->setAlias(name, convert_to);
@ -1165,12 +1229,9 @@ static int l_alias_tool(lua_State *L)
std::string name = luaL_checkstring(L, 1);
std::string convert_to = luaL_checkstring(L, 2);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable tool definition manager from the server
// Get the writable tool definition manager from the server
IWritableToolDefManager *tooldef =
server->getWritableToolDefManager();
get_server(L)->getWritableToolDefManager();
tooldef->setAlias(name, convert_to);
@ -1183,12 +1244,9 @@ static int l_alias_craftitem(lua_State *L)
std::string name = luaL_checkstring(L, 1);
std::string convert_to = luaL_checkstring(L, 2);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable CraftItem definition manager from the server
// Get the writable CraftItem definition manager from the server
IWritableCraftItemDefManager *craftitemdef =
server->getWritableCraftItemDefManager();
get_server(L)->getWritableCraftItemDefManager();
craftitemdef->setAlias(name, convert_to);
@ -1202,12 +1260,9 @@ static int l_register_craft(lua_State *L)
luaL_checktype(L, 1, LUA_TTABLE);
int table0 = 1;
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable craft definition manager from the server
// Get the writable craft definition manager from the server
IWritableCraftDefManager *craftdef =
server->getWritableCraftDefManager();
get_server(L)->getWritableCraftDefManager();
std::string output;
int width = 0;
@ -1295,8 +1350,7 @@ static int l_chat_send_all(lua_State *L)
{
const char *text = luaL_checkstring(L, 1);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
Server *server = get_server(L);
// Send
server->notifyPlayers(narrow_to_wide(text));
return 0;
@ -1308,8 +1362,7 @@ static int l_chat_send_player(lua_State *L)
const char *name = luaL_checkstring(L, 1);
const char *text = luaL_checkstring(L, 2);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
Server *server = get_server(L);
// Send
server->notifyPlayer(name, narrow_to_wide(text));
return 0;
@ -1320,8 +1373,7 @@ static int l_get_player_privs(lua_State *L)
{
const char *name = luaL_checkstring(L, 1);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
Server *server = get_server(L);
// Do it
lua_newtable(L);
int table = lua_gettop(L);
@ -1413,11 +1465,337 @@ static void luaentity_get(lua_State *L, u16 id)
}
/*
Reference wrappers
Object wrappers
*/
#define method(class, name) {#name, class::l_##name}
/*
InvStack
*/
class InvStack
{
private:
InventoryItem *m_stack;
static const char className[];
static const luaL_reg methods[];
// Exported functions
// garbage collector
static int gc_object(lua_State *L) {
InvStack *o = *(InvStack **)(lua_touserdata(L, 1));
delete o;
return 0;
}
// take_item(self)
static int l_take_item(lua_State *L)
{
InvStack *o = checkobject(L, 1);
push_stack_item(L, o->m_stack);
if(o->m_stack->getCount() == 1){
delete o->m_stack;
o->m_stack = NULL;
} else {
o->m_stack->remove(1);
}
return 1;
}
// put_item(self, item) -> true/false
static int l_put_item(lua_State *L)
{
InvStack *o = checkobject(L, 1);
InventoryItem *item = check_stack_item(L, 2);
if(!item){ // nil can always be inserted
lua_pushboolean(L, true);
return 1;
}
if(!item->addableTo(o->m_stack)){
lua_pushboolean(L, false);
return 1;
}
o->m_stack->add(1);
delete item;
lua_pushboolean(L, true);
return 1;
}
public:
InvStack(InventoryItem *item=NULL):
m_stack(item)
{
}
~InvStack()
{
delete m_stack;
}
static InvStack* checkobject(lua_State *L, int narg)
{
luaL_checktype(L, narg, LUA_TUSERDATA);
void *ud = luaL_checkudata(L, narg, className);
if(!ud) luaL_typerror(L, narg, className);
return *(InvStack**)ud; // unbox pointer
}
InventoryItem* getItemCopy()
{
if(!m_stack)
return NULL;
return m_stack->clone();
}
// Creates an InvStack and leaves it on top of stack
static int create_object(lua_State *L)
{
InventoryItem *item = NULL;
if(lua_isstring(L, 1)){
std::string itemstring = lua_tostring(L, 1);
if(itemstring != ""){
try{
IGameDef *gdef = get_server(L);
item = InventoryItem::deSerialize(itemstring, gdef);
}catch(SerializationError &e){
}
}
}
InvStack *o = new InvStack(item);
*(void **)(lua_newuserdata(L, sizeof(void *))) = o;
luaL_getmetatable(L, className);
lua_setmetatable(L, -2);
return 1;
}
// Not callable from Lua
static int create(lua_State *L, InventoryItem *item)
{
InvStack *o = new InvStack(item);
*(void **)(lua_newuserdata(L, sizeof(void *))) = o;
luaL_getmetatable(L, className);
lua_setmetatable(L, -2);
return 1;
}
static void Register(lua_State *L)
{
lua_newtable(L);
int methodtable = lua_gettop(L);
luaL_newmetatable(L, className);
int metatable = lua_gettop(L);
lua_pushliteral(L, "__metatable");
lua_pushvalue(L, methodtable);
lua_settable(L, metatable); // hide metatable from Lua getmetatable()
lua_pushliteral(L, "__index");
lua_pushvalue(L, methodtable);
lua_settable(L, metatable);
lua_pushliteral(L, "__gc");
lua_pushcfunction(L, gc_object);
lua_settable(L, metatable);
lua_pop(L, 1); // drop metatable
luaL_openlib(L, 0, methods, 0); // fill methodtable
lua_pop(L, 1); // drop methodtable
// Can be created from Lua (InvStack::create(itemstring))
lua_register(L, className, create_object);
}
};
const char InvStack::className[] = "InvStack";
const luaL_reg InvStack::methods[] = {
method(InvStack, take_item),
method(InvStack, put_item),
{0,0}
};
/*
InvRef
*/
class InvRef
{
private:
InventoryLocation m_loc;
static const char className[];
static const luaL_reg methods[];
static InvRef *checkobject(lua_State *L, int narg)
{
luaL_checktype(L, narg, LUA_TUSERDATA);
void *ud = luaL_checkudata(L, narg, className);
if(!ud) luaL_typerror(L, narg, className);
return *(InvRef**)ud; // unbox pointer
}
static Inventory* getinv(lua_State *L, InvRef *ref)
{
return get_server(L)->getInventory(ref->m_loc);
}
static InventoryList* getlist(lua_State *L, InvRef *ref,
const char *listname)
{
Inventory *inv = getinv(L, ref);
if(!inv)
return NULL;
return inv->getList(listname);
}
static InventoryItem* getitem(lua_State *L, InvRef *ref,
const char *listname, int i)
{
InventoryList *list = getlist(L, ref, listname);
if(!list)
return NULL;
return list->getItem(i);
}
static void reportInventoryChange(lua_State *L, InvRef *ref)
{
// Inform other things that the inventory has changed
get_server(L)->setInventoryModified(ref->m_loc);
}
// Exported functions
// garbage collector
static int gc_object(lua_State *L) {
InvRef *o = *(InvRef **)(lua_touserdata(L, 1));
delete o;
return 0;
}
// set_size(self, listname, size)
static int l_set_size(lua_State *L)
{
InvRef *ref = checkobject(L, 1);
const char *listname = luaL_checkstring(L, 2);
int newsize = luaL_checknumber(L, 3);
Inventory *inv = getinv(L, ref);
if(newsize == 0){
inv->deleteList(listname);
return 0;
}
InventoryList *list = inv->getList(listname);
if(list){
list->setSize(newsize);
} else {
list = inv->addList(listname, newsize);
}
return 0;
}
// get_stack(self, listname, i)
static int l_get_stack(lua_State *L)
{
InvRef *ref = checkobject(L, 1);
const char *listname = luaL_checkstring(L, 2);
int i = luaL_checknumber(L, 3);
InventoryItem *item = getitem(L, ref, listname, i);
if(!item){
InvStack::create(L, NULL);
return 1;
}
InvStack::create(L, item->clone());
return 1;
}
// set_stack(self, listname, i, stack)
static int l_set_stack(lua_State *L)
{
InvRef *ref = checkobject(L, 1);
const char *listname = luaL_checkstring(L, 2);
int i = luaL_checknumber(L, 3);
InvStack *stack = InvStack::checkobject(L, 4);
InventoryList *list = getlist(L, ref, listname);
if(!list){
lua_pushboolean(L, false);
return 1;
}
InventoryItem *newitem = stack->getItemCopy();
InventoryItem *olditem = list->changeItem(i, newitem);
bool success = (olditem != newitem);
delete olditem;
lua_pushboolean(L, success);
return 1;
}
public:
InvRef(const InventoryLocation &loc):
m_loc(loc)
{
}
~InvRef()
{
}
// Creates an InvRef and leaves it on top of stack
// Not callable from Lua; all references are created on the C side.
static void create(lua_State *L, const InventoryLocation &loc)
{
InvRef *o = new InvRef(loc);
*(void **)(lua_newuserdata(L, sizeof(void *))) = o;
luaL_getmetatable(L, className);
lua_setmetatable(L, -2);
}
static void createPlayer(lua_State *L, Player *player)
{
InventoryLocation loc;
loc.setPlayer(player->getName());
create(L, loc);
}
static void createNodeMeta(lua_State *L, v3s16 p)
{
InventoryLocation loc;
loc.setNodeMeta(p);
create(L, loc);
}
static void Register(lua_State *L)
{
lua_newtable(L);
int methodtable = lua_gettop(L);
luaL_newmetatable(L, className);
int metatable = lua_gettop(L);
lua_pushliteral(L, "__metatable");
lua_pushvalue(L, methodtable);
lua_settable(L, metatable); // hide metatable from Lua getmetatable()
lua_pushliteral(L, "__index");
lua_pushvalue(L, methodtable);
lua_settable(L, metatable);
lua_pushliteral(L, "__gc");
lua_pushcfunction(L, gc_object);
lua_settable(L, metatable);
lua_pop(L, 1); // drop metatable
luaL_openlib(L, 0, methods, 0); // fill methodtable
lua_pop(L, 1); // drop methodtable
// Cannot be created from Lua
//lua_register(L, className, create_object);
}
};
const char InvRef::className[] = "InvRef";
const luaL_reg InvRef::methods[] = {
method(InvRef, set_size),
method(InvRef, get_stack),
method(InvRef, set_stack),
{0,0}
};
/*
NodeMetaRef
*/
@ -2189,41 +2567,7 @@ private:
if(player == NULL) return 0;
// Do it
InventoryItem *item0 = player->getWieldedItem();
if(item0 == NULL){
lua_pushnil(L);
return 1;
}
if(std::string("MaterialItem") == item0->getName()){
MaterialItem *item = (MaterialItem*)item0;
lua_newtable(L);
lua_pushstring(L, "NodeItem");
lua_setfield(L, -2, "type");
lua_pushstring(L, item->getNodeName().c_str());
lua_setfield(L, -2, "name");
}
else if(std::string("CraftItem") == item0->getName()){
CraftItem *item = (CraftItem*)item0;
lua_newtable(L);
lua_pushstring(L, "CraftItem");
lua_setfield(L, -2, "type");
lua_pushstring(L, item->getSubName().c_str());
lua_setfield(L, -2, "name");
}
else if(std::string("ToolItem") == item0->getName()){
ToolItem *item = (ToolItem*)item0;
lua_newtable(L);
lua_pushstring(L, "ToolItem");
lua_setfield(L, -2, "type");
lua_pushstring(L, item->getToolName().c_str());
lua_setfield(L, -2, "name");
lua_pushstring(L, itos(item->getWear()).c_str());
lua_setfield(L, -2, "wear");
}
else{
errorstream<<"l_get_wielded_item: Unknown item name: \""
<<item0->getName()<<"\""<<std::endl;
lua_pushnil(L);
}
push_stack_item(L, item0);
return 1;
}
@ -3236,12 +3580,9 @@ void scriptapi_environment_on_placenode(lua_State *L, v3s16 p, MapNode newnode,
//infostream<<"scriptapi_environment_on_placenode"<<std::endl;
StackUnroller stack_unroller(L);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable node definition manager from the server
// Get the writable node definition manager from the server
IWritableNodeDefManager *ndef =
server->getWritableNodeDefManager();
get_server(L)->getWritableNodeDefManager();
// Get minetest.registered_on_placenodes
lua_getglobal(L, "minetest");
@ -3271,12 +3612,9 @@ void scriptapi_environment_on_dignode(lua_State *L, v3s16 p, MapNode oldnode,
//infostream<<"scriptapi_environment_on_dignode"<<std::endl;
StackUnroller stack_unroller(L);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable node definition manager from the server
// Get the writable node definition manager from the server
IWritableNodeDefManager *ndef =
server->getWritableNodeDefManager();
get_server(L)->getWritableNodeDefManager();
// Get minetest.registered_on_dignodes
lua_getglobal(L, "minetest");
@ -3306,12 +3644,9 @@ void scriptapi_environment_on_punchnode(lua_State *L, v3s16 p, MapNode node,
//infostream<<"scriptapi_environment_on_punchnode"<<std::endl;
StackUnroller stack_unroller(L);
// Get server from registry
lua_getfield(L, LUA_REGISTRYINDEX, "minetest_server");
Server *server = (Server*)lua_touserdata(L, -1);
// And get the writable node definition manager from the server
// Get the writable node definition manager from the server
IWritableNodeDefManager *ndef =
server->getWritableNodeDefManager();
get_server(L)->getWritableNodeDefManager();
// Get minetest.registered_on_punchnodes
lua_getglobal(L, "minetest");

88
src/server.cpp
View File

@ -2458,7 +2458,7 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id)
craftresult and immediately moved to the free slot.
*/
do{
Inventory *inv_to = getInventory(&c, ma->to_inv);
Inventory *inv_to = InventoryManager::getInventory(&c, ma->to_inv);
if(!inv_to) break;
InventoryList *list_to = inv_to->getList(ma->to_list);
if(!list_to) break;
@ -3517,6 +3517,68 @@ void Server::onMapEditEvent(MapEditEvent *event)
m_unsent_map_edit_queue.push_back(e);
}
Inventory* Server::getInventory(const InventoryLocation &loc)
{
switch(loc.type){
case InventoryLocation::UNDEFINED:
{}
break;
case InventoryLocation::PLAYER:
{
Player *player = m_env->getPlayer(loc.name.c_str());
if(!player)
return NULL;
return &player->inventory;
}
break;
case InventoryLocation::NODEMETA:
{
NodeMetadata *meta = m_env->getMap().getNodeMetadata(loc.p);
if(!meta)
return NULL;
return meta->getInventory();
}
break;
default:
assert(0);
}
return NULL;
}
void Server::setInventoryModified(const InventoryLocation &loc)
{
switch(loc.type){
case InventoryLocation::UNDEFINED:
{}
break;
case InventoryLocation::PLAYER:
{
ServerRemotePlayer *srp = static_cast<ServerRemotePlayer*>
(m_env->getPlayer(loc.name.c_str()));
if(!srp)
return;
srp->m_inventory_not_sent = true;
}
break;
case InventoryLocation::NODEMETA:
{
v3s16 blockpos = getNodeBlockPos(loc.p);
NodeMetadata *meta = m_env->getMap().getNodeMetadata(loc.p);
if(meta)
meta->inventoryModified();
MapBlock *block = m_env->getMap().getBlockNoCreateNoEx(blockpos);
if(block)
block->raiseModified(MOD_STATE_WRITE_NEEDED);
setBlockNotSent(blockpos);
}
break;
default:
assert(0);
}
}
#if 0
Inventory* Server::getInventory(InventoryContext *c, std::string id)
{
if(id == "current_player")
@ -3534,12 +3596,10 @@ Inventory* Server::getInventory(InventoryContext *c, std::string id)
p.X = stoi(fn.next(","));
p.Y = stoi(fn.next(","));
p.Z = stoi(fn.next(","));
NodeMetadata *meta = m_env->getMap().getNodeMetadata(p);
if(meta)
return meta->getInventory();
infostream<<"nodemeta at ("<<p.X<<","<<p.Y<<","<<p.Z<<"): "
<<"no metadata found"<<std::endl;
return NULL;
InventoryLocation loc;
loc.setNodeMeta(p);
return getInventory(loc);
}
infostream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
@ -3567,21 +3627,15 @@ void Server::inventoryModified(InventoryContext *c, std::string id)
p.Z = stoi(fn.next(","));
v3s16 blockpos = getNodeBlockPos(p);
NodeMetadata *meta = m_env->getMap().getNodeMetadata(p);
if(meta)
meta->inventoryModified();
MapBlock *block = m_env->getMap().getBlockNoCreateNoEx(blockpos);
if(block)
block->raiseModified(MOD_STATE_WRITE_NEEDED);
setBlockNotSent(blockpos);
InventoryLocation loc;
loc.setNodeMeta(p);
setInventoryModified(loc);
return;
}
infostream<<__FUNCTION_NAME<<": unknown id "<<id<<std::endl;
}
#endif
core::list<PlayerInfo> Server::getPlayerInfo()
{

5
src/server.h
View File

@ -33,6 +33,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "serialization.h" // For SER_FMT_VER_INVALID
#include "serverremoteplayer.h"
#include "mods.h"
#include "inventorymanager.h"
struct LuaState;
typedef struct lua_State lua_State;
class IWritableToolDefManager;
@ -413,8 +414,8 @@ public:
/*
Shall be called with the environment and the connection locked.
*/
Inventory* getInventory(InventoryContext *c, std::string id);
void inventoryModified(InventoryContext *c, std::string id);
Inventory* getInventory(const InventoryLocation &loc);
void setInventoryModified(const InventoryLocation &loc);
// Connection must be locked when called
std::wstring getStatusString();