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Fix item duplication if player dies during interact callback (alternative) (#11662)

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sfan5 2021-10-25 20:30:27 +02:00 • committed by GitHub
parent d4b89eb106
commit 660e63dbae
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 118 additions and 56 deletions
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21
src/script/cpp_api/s_item.cpp
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@ -59,13 +59,14 @@ bool ScriptApiItem::item_OnDrop(ItemStack &item,
return true;
}
bool ScriptApiItem::item_OnPlace(ItemStack &item,
bool ScriptApiItem::item_OnPlace(Optional<ItemStack> &ret_item,
ServerActiveObject *placer, const PointedThing &pointed)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
const ItemStack &item = *ret_item;
// Push callback function on stack
if (!getItemCallback(item.name.c_str(), "on_place"))
return false;
@ -82,22 +83,25 @@ bool ScriptApiItem::item_OnPlace(ItemStack &item,
PCALL_RES(lua_pcall(L, 3, 1, error_handler));
if (!lua_isnil(L, -1)) {
try {
item = read_item(L, -1, getServer()->idef());
ret_item = read_item(L, -1, getServer()->idef());
} catch (LuaError &e) {
throw WRAP_LUAERROR(e, "item=" + item.name);
}
} else {
ret_item = nullopt;
}
lua_pop(L, 2); // Pop item and error handler
return true;
}
bool ScriptApiItem::item_OnUse(ItemStack &item,
bool ScriptApiItem::item_OnUse(Optional<ItemStack> &ret_item,
ServerActiveObject *user, const PointedThing &pointed)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
const ItemStack &item = *ret_item;
// Push callback function on stack
if (!getItemCallback(item.name.c_str(), "on_use"))
return false;
@ -109,22 +113,25 @@ bool ScriptApiItem::item_OnUse(ItemStack &item,
PCALL_RES(lua_pcall(L, 3, 1, error_handler));
if(!lua_isnil(L, -1)) {
try {
item = read_item(L, -1, getServer()->idef());
ret_item = read_item(L, -1, getServer()->idef());
} catch (LuaError &e) {
throw WRAP_LUAERROR(e, "item=" + item.name);
}
} else {
ret_item = nullopt;
}
lua_pop(L, 2); // Pop item and error handler
return true;
}
bool ScriptApiItem::item_OnSecondaryUse(ItemStack &item,
bool ScriptApiItem::item_OnSecondaryUse(Optional<ItemStack> &ret_item,
ServerActiveObject *user, const PointedThing &pointed)
{
SCRIPTAPI_PRECHECKHEADER
int error_handler = PUSH_ERROR_HANDLER(L);
const ItemStack &item = *ret_item;
if (!getItemCallback(item.name.c_str(), "on_secondary_use"))
return false;
@ -134,10 +141,12 @@ bool ScriptApiItem::item_OnSecondaryUse(ItemStack &item,
PCALL_RES(lua_pcall(L, 3, 1, error_handler));
if (!lua_isnil(L, -1)) {
try {
item = read_item(L, -1, getServer()->idef());
ret_item = read_item(L, -1, getServer()->idef());
} catch (LuaError &e) {
throw WRAP_LUAERROR(e, "item=" + item.name);
}
} else {
ret_item = nullopt;
}
lua_pop(L, 2); // Pop item and error handler
return true;