// get_inventory(location)
int ModApiInventory::l_get_inventory(lua_State *L)
{
InventoryLocation loc;
std::string type = checkstringfield(L, 1, "type");
if(type == "node"){
MAP_LOCK_REQUIRED;
lua_getfield(L, 1, "pos");
v3s16 pos = check_v3s16(L, -1);
loc.setNodeMeta(pos);
if(getServer(L)->getInventory(loc) != NULL)
InvRef::create(L, loc);
else
lua_pushnil(L);
return 1;
} else {
NO_MAP_LOCK_REQUIRED;
if(type == "player"){
std::string name = checkstringfield(L, 1, "name");
loc.setPlayer(name);
} else if(type == "detached"){
std::string name = checkstringfield(L, 1, "name");
loc.setDetached(name);
}
if(getServer(L)->getInventory(loc) != NULL)
InvRef::create(L, loc);
else
lua_pushnil(L);
return 1;
// END NO_MAP_LOCK_REQUIRED;
}
}
void InvRef::createPlayer(lua_State *L, RemotePlayer *player)
{
NO_MAP_LOCK_REQUIRED;
InventoryLocation loc;
loc.setPlayer(player->getName());
create(L, loc);
}
// Return number of accepted items to be taken
int ScriptApiDetached::detached_inventory_AllowTake(
const std::string &name,
const std::string &listname, int index, ItemStack &stack,
ServerActiveObject *player)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
// Push callback function on stack
if (!getDetachedInventoryCallback(name, "allow_take"))
return stack.count; // All will be accepted
// Call function(inv, listname, index, stack, player)
InventoryLocation loc;
loc.setDetached(name);
InvRef::create(L, loc); // inv
lua_pushstring(L, listname.c_str()); // listname
lua_pushinteger(L, index + 1); // index
LuaItemStack::create(L, stack); // stack
objectrefGetOrCreate(L, player); // player
PCALL_RES(lua_pcall(L, 5, 1, error_handler));
if (!lua_isnumber(L, -1))
throw LuaError("allow_take should return a number. name=" + name);
int ret = luaL_checkinteger(L, -1);
lua_pop(L, 2); // Pop integer and error handler
return ret;
}
// Return number of accepted items to be moved
int ScriptApiDetached::detached_inventory_AllowMove(
const std::string &name,
const std::string &from_list, int from_index,
const std::string &to_list, int to_index,
int count, ServerActiveObject *player)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
// Push callback function on stack
if (!getDetachedInventoryCallback(name, "allow_move"))
return count;
// function(inv, from_list, from_index, to_list, to_index, count, player)
// inv
InventoryLocation loc;
loc.setDetached(name);
InvRef::create(L, loc);
lua_pushstring(L, from_list.c_str()); // from_list
lua_pushinteger(L, from_index + 1); // from_index
lua_pushstring(L, to_list.c_str()); // to_list
lua_pushinteger(L, to_index + 1); // to_index
lua_pushinteger(L, count); // count
objectrefGetOrCreate(L, player); // player
PCALL_RES(lua_pcall(L, 7, 1, error_handler));
if(!lua_isnumber(L, -1))
throw LuaError("allow_move should return a number. name=" + name);
int ret = luaL_checkinteger(L, -1);
lua_pop(L, 2); // Pop integer and error handler
return ret;
}
// Report taken items
void ScriptApiDetached::detached_inventory_OnTake(
const std::string &name,
const std::string &listname, int index, ItemStack &stack,
ServerActiveObject *player)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
// Push callback function on stack
if (!getDetachedInventoryCallback(name, "on_take"))
return;
// Call function(inv, listname, index, stack, player)
// inv
InventoryLocation loc;
loc.setDetached(name);
InvRef::create(L, loc);
lua_pushstring(L, listname.c_str()); // listname
lua_pushinteger(L, index + 1); // index
LuaItemStack::create(L, stack); // stack
objectrefGetOrCreate(L, player); // player
PCALL_RES(lua_pcall(L, 5, 0, error_handler));
lua_pop(L, 1); // Pop error handler
}
// Report moved items
void ScriptApiDetached::detached_inventory_OnMove(
const std::string &name,
const std::string &from_list, int from_index,
const std::string &to_list, int to_index,
int count, ServerActiveObject *player)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
// Push callback function on stack
if (!getDetachedInventoryCallback(name, "on_move"))
return;
// function(inv, from_list, from_index, to_list, to_index, count, player)
// inv
InventoryLocation loc;
loc.setDetached(name);
InvRef::create(L, loc);
lua_pushstring(L, from_list.c_str()); // from_list
lua_pushinteger(L, from_index + 1); // from_index
lua_pushstring(L, to_list.c_str()); // to_list
lua_pushinteger(L, to_index + 1); // to_index
lua_pushinteger(L, count); // count
objectrefGetOrCreate(L, player); // player
PCALL_RES(lua_pcall(L, 7, 0, error_handler));
lua_pop(L, 1); // Pop error handler
}
InventoryLocation PlayerSAO::getInventoryLocation() const
{
InventoryLocation loc;
if (!m_player)
return loc;
loc.setPlayer(m_player->getName());
return loc;
}
std::string getLastNodeActor(v3s16 p, int range, int seconds,
v3s16 *act_p, int *act_seconds)
{
infostream<<"RollbackManager::getLastNodeActor("<<PP(p)
<<", "<<seconds<<")"<<std::endl;
// Figure out time
int cur_time = time(0);
int first_time = cur_time - seconds;
std::list<RollbackAction> action_buffer = getEntriesSince(first_time);
std::list<RollbackAction> result;
for(std::list<RollbackAction>::const_reverse_iterator
i = action_buffer.rbegin();
i != action_buffer.rend(); i++)
{
if(i->unix_time < first_time)
break;
// Find position of action or continue
v3s16 action_p;
if(i->type == RollbackAction::TYPE_SET_NODE)
{
action_p = i->p;
}
else if(i->type == RollbackAction::TYPE_MODIFY_INVENTORY_STACK)
{
InventoryLocation loc;
loc.deSerialize(i->inventory_location);
if(loc.type != InventoryLocation::NODEMETA)
continue;
action_p = loc.p;
}
else
continue;
if(range == 0){
if(action_p != p)
continue;
} else {
if(abs(action_p.X - p.X) > range ||
abs(action_p.Y - p.Y) > range ||
abs(action_p.Z - p.Z) > range)
continue;
}
if(act_p)
*act_p = action_p;
if(act_seconds)
*act_seconds = cur_time - i->unix_time;
return i->actor;
}
return "";
}
// create_detached_inventory_raw(name)
int ModApiInventory::l_create_detached_inventory_raw(lua_State *L)
{
NO_MAP_LOCK_REQUIRED;
const char *name = luaL_checkstring(L, 1);
if(getServer(L)->createDetachedInventory(name) != NULL){
InventoryLocation loc;
loc.setDetached(name);
InvRef::create(L, loc);
}else{
lua_pushnil(L);
}
return 1;
}
bool RollbackAction::getPosition(v3s16 *dst) const
{
switch(type){
case RollbackAction::TYPE_SET_NODE:
if(dst) *dst = p;
return true;
case RollbackAction::TYPE_MODIFY_INVENTORY_STACK: {
InventoryLocation loc;
loc.deSerialize(inventory_location);
if(loc.type != InventoryLocation::NODEMETA)
return false;
if(dst) *dst = loc.p;
return true; }
default:
return false;
}
}
bool RollbackAction::applyRevert(Map *map, InventoryManager *imgr, IGameDef *gamedef) const
{
try {
switch (type) {
case TYPE_NOTHING:
return true;
case TYPE_SET_NODE: {
INodeDefManager *ndef = gamedef->ndef();
// Make sure position is loaded from disk
map->emergeBlock(getContainerPos(p, MAP_BLOCKSIZE), false);
// Check current node
MapNode current_node = map->getNodeNoEx(p);
std::string current_name = ndef->get(current_node).name;
// If current node not the new node, it's bad
if (current_name != n_new.name) {
return false;
}
// Create rollback node
MapNode n(ndef, n_old.name, n_old.param1, n_old.param2);
// Set rollback node
try {
if (!map->addNodeWithEvent(p, n)) {
infostream << "RollbackAction::applyRevert(): "
<< "AddNodeWithEvent failed at "
<< PP(p) << " for " << n_old.name
<< std::endl;
return false;
}
if (n_old.meta.empty()) {
map->removeNodeMetadata(p);
} else {
NodeMetadata *meta = map->getNodeMetadata(p);
if (!meta) {
meta = new NodeMetadata(gamedef);
if (!map->setNodeMetadata(p, meta)) {
delete meta;
infostream << "RollbackAction::applyRevert(): "
<< "setNodeMetadata failed at "
<< PP(p) << " for " << n_old.name
<< std::endl;
return false;
}
}
std::istringstream is(n_old.meta, std::ios::binary);
meta->deSerialize(is);
}
// Inform other things that the meta data has changed
v3s16 blockpos = getContainerPos(p, MAP_BLOCKSIZE);
MapEditEvent event;
event.type = MEET_BLOCK_NODE_METADATA_CHANGED;
event.p = blockpos;
map->dispatchEvent(&event);
// Set the block to be saved
MapBlock *block = map->getBlockNoCreateNoEx(blockpos);
if (block) {
block->raiseModified(MOD_STATE_WRITE_NEEDED,
MOD_REASON_REPORT_META_CHANGE);
}
} catch (InvalidPositionException &e) {
infostream << "RollbackAction::applyRevert(): "
<< "InvalidPositionException: " << e.what()
<< std::endl;
return false;
}
// Success
return true; }
case TYPE_MODIFY_INVENTORY_STACK: {
InventoryLocation loc;
loc.deSerialize(inventory_location);
std::string real_name = gamedef->idef()->getAlias(inventory_stack.name);
Inventory *inv = imgr->getInventory(loc);
if (!inv) {
infostream << "RollbackAction::applyRevert(): Could not get "
"inventory at " << inventory_location << std::endl;
return false;
}
InventoryList *list = inv->getList(inventory_list);
if (!list) {
infostream << "RollbackAction::applyRevert(): Could not get "
"inventory list \"" << inventory_list << "\" in "
<< inventory_location << std::endl;
return false;
}
if (list->getSize() <= inventory_index) {
infostream << "RollbackAction::applyRevert(): List index "
<< inventory_index << " too large in "
<< "inventory list \"" << inventory_list << "\" in "
<< inventory_location << std::endl;
}
// If item was added, take away item, otherwise add removed item
if (inventory_add) {
// Silently ignore different current item
if (list->getItem(inventory_index).name != real_name)
return false;
list->takeItem(inventory_index, inventory_stack.count);
} else {
list->addItem(inventory_index, inventory_stack);
}
// Inventory was modified; send to clients
imgr->setInventoryModified(loc);
return true; }
default:
errorstream << "RollbackAction::applyRevert(): type not handled"
<< std::endl;
return false;
}
} catch(SerializationError &e) {
errorstream << "RollbackAction::applyRevert(): n_old.name=" << n_old.name
<< ", SerializationError: " << e.what() << std::endl;
}
return false;
}
void InvRef::createNodeMeta(lua_State *L, v3s16 p)
{
InventoryLocation loc;
loc.setNodeMeta(p);
create(L, loc);
}
void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
{
// Remove children
removeChildren();
v2s32 size(100,100);
s32 helptext_h = 15;
core::rect<s32> rect;
// Base position of contents of form
v2s32 basepos = getBasePos();
// State of basepos, 0 = not set, 1= set by formspec, 2 = set by size[] element
// Used to adjust form size automatically if needed
// A proceed button is added if there is no size[] element
int bp_set = 0;
/* Convert m_init_draw_spec to m_inventorylists */
m_inventorylists.clear();
m_images.clear();
m_fields.clear();
Strfnd f(m_formspec_string);
while(f.atend() == false)
{
std::string type = trim(f.next("["));
if(type == "invsize" || type == "size")
{
v2f invsize;
invsize.X = stof(f.next(","));
if(type == "size")
{
invsize.Y = stof(f.next("]"));
}
else{
invsize.Y = stof(f.next(";"));
f.next("]");
}
infostream<<"Form size ("<<invsize.X<<","<<invsize.Y<<")"<<std::endl;
padding = v2s32(screensize.Y/40, screensize.Y/40);
spacing = v2s32(screensize.Y/12, screensize.Y/13);
imgsize = v2s32(screensize.Y/15, screensize.Y/15);
size = v2s32(
padding.X*2+spacing.X*(invsize.X-1.0)+imgsize.X,
padding.Y*2+spacing.Y*(invsize.Y-1.0)+imgsize.Y + (helptext_h-5)
);
rect = core::rect<s32>(
screensize.X/2 - size.X/2,
screensize.Y/2 - size.Y/2,
screensize.X/2 + size.X/2,
screensize.Y/2 + size.Y/2
);
DesiredRect = rect;
recalculateAbsolutePosition(false);
basepos = getBasePos();
bp_set = 2;
}
else if(type == "list")
{
std::string name = f.next(";");
InventoryLocation loc;
if(name == "context" || name == "current_name")
loc = m_current_inventory_location;
else
loc.deSerialize(name);
std::string listname = f.next(";");
v2s32 pos = basepos;
pos.X += stof(f.next(",")) * (float)spacing.X;
pos.Y += stof(f.next(";")) * (float)spacing.Y;
v2s32 geom;
geom.X = stoi(f.next(","));
geom.Y = stoi(f.next(";"));
infostream<<"list inv="<<name<<", listname="<<listname
<<", pos=("<<pos.X<<","<<pos.Y<<")"
<<", geom=("<<geom.X<<","<<geom.Y<<")"
<<std::endl;
std::string start_i_s = f.next("]");
s32 start_i = 0;
if(start_i_s != "")
start_i = stoi(start_i_s);
if(bp_set != 2)
errorstream<<"WARNING: invalid use of list without a size[] element"<<std::endl;
m_inventorylists.push_back(ListDrawSpec(loc, listname, pos, geom, start_i));
}
else if(type == "image")
{
v2s32 pos = basepos;
pos.X += stof(f.next(",")) * (float)spacing.X;
pos.Y += stof(f.next(";")) * (float)spacing.Y;
v2s32 geom;
geom.X = stof(f.next(",")) * (float)imgsize.X;
geom.Y = stof(f.next(";")) * (float)imgsize.Y;
std::string name = f.next("]");
infostream<<"image name="<<name
<<", pos=("<<pos.X<<","<<pos.Y<<")"
<<", geom=("<<geom.X<<","<<geom.Y<<")"
<<std::endl;
if(bp_set != 2)
errorstream<<"WARNING: invalid use of button without a size[] element"<<std::endl;
m_images.push_back(ImageDrawSpec(name, pos, geom));
}
else if(type == "field")
{
std::string fname = f.next(";");
std::string flabel = f.next(";");
if(fname.find(",") == std::string::npos && flabel.find(",") == std::string::npos)
{
if(!bp_set)
{
rect = core::rect<s32>(
screensize.X/2 - 580/2,
screensize.Y/2 - 300/2,
screensize.X/2 + 580/2,
screensize.Y/2 + 300/2
);
DesiredRect = rect;
recalculateAbsolutePosition(false);
basepos = getBasePos();
bp_set = 1;
}
else if(bp_set == 2)
errorstream<<"WARNING: invalid use of unpositioned field in inventory"<<std::endl;
v2s32 pos = basepos;
pos.Y = ((m_fields.size()+2)*60);
v2s32 size = DesiredRect.getSize();
rect = core::rect<s32>(size.X/2-150, pos.Y, (size.X/2-150)+300, pos.Y+30);
}
else
{
v2s32 pos;
pos.X = stof(fname.substr(0,fname.find(","))) * (float)spacing.X;
pos.Y = stof(fname.substr(fname.find(",")+1)) * (float)spacing.Y;
v2s32 geom;
geom.X = (stof(flabel.substr(0,flabel.find(","))) * (float)spacing.X)-(spacing.X-imgsize.X);
pos.Y += (stof(flabel.substr(flabel.find(",")+1)) * (float)imgsize.Y)/2;
rect = core::rect<s32>(pos.X, pos.Y-15, pos.X+geom.X, pos.Y+15);
fname = f.next(";");
flabel = f.next(";");
if(bp_set != 2)
errorstream<<"WARNING: invalid use of positioned field without a size[] element"<<std::endl;
}
std::string odefault = f.next("]");
std::string fdefault;
// fdefault may contain a variable reference, which
// needs to be resolved from the node metadata
if(m_form_src)
fdefault = m_form_src->resolveText(odefault);
else
fdefault = odefault;
FieldSpec spec = FieldSpec(
narrow_to_wide(fname.c_str()),
narrow_to_wide(flabel.c_str()),
narrow_to_wide(fdefault.c_str()),
258+m_fields.size()
);
// three cases: field and no label, label and no field, label and field
if (flabel == "")
{
spec.send = true;
gui::IGUIElement *e = Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
Environment->setFocus(e);
irr::SEvent evt;
evt.EventType = EET_KEY_INPUT_EVENT;
evt.KeyInput.Key = KEY_END;
evt.KeyInput.PressedDown = true;
e->OnEvent(evt);
}
else if (fname == "")
{
// set spec field id to 0, this stops submit searching for a value that isn't there
Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, spec.fid);
}
else
{
spec.send = true;
gui::IGUIElement *e = Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
Environment->setFocus(e);
rect.UpperLeftCorner.Y -= 15;
rect.LowerRightCorner.Y -= 15;
Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
irr::SEvent evt;
evt.EventType = EET_KEY_INPUT_EVENT;
evt.KeyInput.Key = KEY_END;
evt.KeyInput.PressedDown = true;
e->OnEvent(evt);
}
m_fields.push_back(spec);
}
else if(type == "label")
{
v2s32 pos = padding;
pos.X += stof(f.next(",")) * (float)spacing.X;
pos.Y += stof(f.next(";")) * (float)spacing.Y;
rect = core::rect<s32>(pos.X, pos.Y+((imgsize.Y/2)-15), pos.X+300, pos.Y+((imgsize.Y/2)+15));
std::string flabel = f.next("]");
if(bp_set != 2)
errorstream<<"WARNING: invalid use of label without a size[] element"<<std::endl;
FieldSpec spec = FieldSpec(
narrow_to_wide(""),
narrow_to_wide(flabel.c_str()),
narrow_to_wide(""),
258+m_fields.size()
);
Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, spec.fid);
m_fields.push_back(spec);
}
else if(type == "button" || type == "button_exit")
{
v2s32 pos = padding;
pos.X += stof(f.next(",")) * (float)spacing.X;
pos.Y += stof(f.next(";")) * (float)spacing.Y;
v2s32 geom;
geom.X = (stof(f.next(",")) * (float)spacing.X)-(spacing.X-imgsize.X);
pos.Y += (stof(f.next(";")) * (float)imgsize.Y)/2;
rect = core::rect<s32>(pos.X, pos.Y-15, pos.X+geom.X, pos.Y+15);
std::string fname = f.next(";");
std::string flabel = f.next("]");
if(bp_set != 2)
errorstream<<"WARNING: invalid use of button without a size[] element"<<std::endl;
FieldSpec spec = FieldSpec(
narrow_to_wide(fname.c_str()),
narrow_to_wide(flabel.c_str()),
narrow_to_wide(""),
258+m_fields.size()
);
spec.is_button = true;
if(type == "button_exit")
spec.is_exit = true;
Environment->addButton(rect, this, spec.fid, spec.flabel.c_str());
m_fields.push_back(spec);
}
else if(type == "image_button" || type == "image_button_exit")
{
v2s32 pos = padding;
pos.X += stof(f.next(",")) * (float)spacing.X;
pos.Y += stof(f.next(";")) * (float)spacing.Y;
v2s32 geom;
geom.X = (stof(f.next(",")) * (float)spacing.X)-(spacing.X-imgsize.X);
geom.Y = (stof(f.next(";")) * (float)spacing.Y)-(spacing.Y-imgsize.Y);
rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
std::string fimage = f.next(";");
std::string fname = f.next(";");
std::string flabel = f.next("]");
if(bp_set != 2)
errorstream<<"WARNING: invalid use of image_button without a size[] element"<<std::endl;
FieldSpec spec = FieldSpec(
narrow_to_wide(fname.c_str()),
narrow_to_wide(flabel.c_str()),
narrow_to_wide(fimage.c_str()),
258+m_fields.size()
);
spec.is_button = true;
if(type == "image_button_exit")
spec.is_exit = true;
video::ITexture *texture = m_gamedef->tsrc()->getTextureRaw(fimage);
gui::IGUIButton *e = Environment->addButton(rect, this, spec.fid, spec.flabel.c_str());
e->setImage(texture);
e->setPressedImage(texture);
e->setScaleImage(true);
m_fields.push_back(spec);
}
else
{
// Ignore others
std::string ts = f.next("]");
infostream<<"Unknown DrawSpec: type="<<type<<", data=\""<<ts<<"\""
<<std::endl;
}
}
// If there's inventory, put the usage string at the bottom
if (m_inventorylists.size())
{
changeCtype("");
core::rect<s32> rect(0, 0, size.X-padding.X*2, helptext_h);
rect = rect + v2s32(size.X/2 - rect.getWidth()/2,
size.Y-rect.getHeight()-5);
const wchar_t *text = wgettext("Left click: Move all items, Right click: Move single item");
Environment->addStaticText(text, rect, false, true, this, 256);
changeCtype("C");
}
// If there's fields, add a Proceed button
if (m_fields.size() && bp_set != 2)
{
// if the size wasn't set by an invsize[] or size[] adjust it now to fit all the fields
rect = core::rect<s32>(
screensize.X/2 - 580/2,
screensize.Y/2 - 300/2,
screensize.X/2 + 580/2,
screensize.Y/2 + 240/2+(m_fields.size()*60)
);
DesiredRect = rect;
recalculateAbsolutePosition(false);
basepos = getBasePos();
changeCtype("");
{
v2s32 pos = basepos;
pos.Y = ((m_fields.size()+2)*60);
v2s32 size = DesiredRect.getSize();
rect = core::rect<s32>(size.X/2-70, pos.Y, (size.X/2-70)+140, pos.Y+30);
Environment->addButton(rect, this, 257, wgettext("Proceed"));
}
changeCtype("C");
}
// Add tooltip
{
// Note: parent != this so that the tooltip isn't clipped by the menu rectangle
m_tooltip_element = Environment->addStaticText(L"",core::rect<s32>(0,0,110,18));
m_tooltip_element->enableOverrideColor(true);
m_tooltip_element->setBackgroundColor(video::SColor(255,110,130,60));
m_tooltip_element->setDrawBackground(true);
m_tooltip_element->setDrawBorder(true);
m_tooltip_element->setOverrideColor(video::SColor(255,255,255,255));
m_tooltip_element->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);
m_tooltip_element->setWordWrap(false);
}
}