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Add node on_construct, on_destruct callbacks and update lua_api.txt

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This commit is contained in:
Perttu Ahola 2012-06-01 17:24:54 +03:00
parent c4315a7afa
commit fe8c5546f0
3 changed files with 77 additions and 15 deletions
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56
src/scriptapi.cpp
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@ -2978,8 +2978,15 @@ private:
// content
MapNode n = readnode(L, 3, env->getGameDef()->ndef());
// Do it
// Call destructor
MapNode n_old = env->getMap().getNodeNoEx(pos);
scriptapi_node_on_destruct(L, pos, n_old);
// Replace node
bool succeeded = env->getMap().addNodeWithEvent(pos, n);
lua_pushboolean(L, succeeded);
// Call constructor
if(succeeded)
scriptapi_node_on_construct(L, pos, n);
return 1;
}
@ -2999,8 +3006,13 @@ private:
// pos
v3s16 pos = read_v3s16(L, 2);
// Do it
// Call destructor
MapNode n = env->getMap().getNodeNoEx(pos);
scriptapi_node_on_destruct(L, pos, n);
// Replace with air
bool succeeded = env->getMap().removeNodeWithEvent(pos);
lua_pushboolean(L, succeeded);
// Air doesn't require constructor
return 1;
}
@ -4881,7 +4893,7 @@ bool scriptapi_item_on_use(lua_State *L, ItemStack &item,
return true;
}
bool scriptapi_node_on_punch(lua_State *L, v3s16 pos, MapNode node,
bool scriptapi_node_on_punch(lua_State *L, v3s16 p, MapNode node,
ServerActiveObject *puncher)
{
realitycheck(L);
@ -4895,7 +4907,7 @@ bool scriptapi_node_on_punch(lua_State *L, v3s16 pos, MapNode node,
return false;
// Call function
push_v3s16(L, pos);
push_v3s16(L, p);
pushnode(L, node, ndef);
objectref_get_or_create(L, puncher);
if(lua_pcall(L, 3, 0, 0))
@ -4903,7 +4915,7 @@ bool scriptapi_node_on_punch(lua_State *L, v3s16 pos, MapNode node,
return true;
}
bool scriptapi_node_on_dig(lua_State *L, v3s16 pos, MapNode node,
bool scriptapi_node_on_dig(lua_State *L, v3s16 p, MapNode node,
ServerActiveObject *digger)
{
realitycheck(L);
@ -4917,7 +4929,7 @@ bool scriptapi_node_on_dig(lua_State *L, v3s16 pos, MapNode node,
return false;
// Call function
push_v3s16(L, pos);
push_v3s16(L, p);
pushnode(L, node, ndef);
objectref_get_or_create(L, digger);
if(lua_pcall(L, 3, 0, 0))
@ -4925,6 +4937,42 @@ bool scriptapi_node_on_dig(lua_State *L, v3s16 pos, MapNode node,
return true;
}
void scriptapi_node_on_construct(lua_State *L, v3s16 p, MapNode node)
{
realitycheck(L);
assert(lua_checkstack(L, 20));
StackUnroller stack_unroller(L);
INodeDefManager *ndef = get_server(L)->ndef();
// Push callback function on stack
if(!get_item_callback(L, ndef->get(node).name.c_str(), "on_construct"))
return;
// Call function
push_v3s16(L, p);
if(lua_pcall(L, 1, 0, 0))
script_error(L, "error: %s", lua_tostring(L, -1));
}
void scriptapi_node_on_destruct(lua_State *L, v3s16 p, MapNode node)
{
realitycheck(L);
assert(lua_checkstack(L, 20));
StackUnroller stack_unroller(L);
INodeDefManager *ndef = get_server(L)->ndef();
// Push callback function on stack
if(!get_item_callback(L, ndef->get(node).name.c_str(), "on_destruct"))
return;
// Call function
push_v3s16(L, p);
if(lua_pcall(L, 1, 0, 0))
script_error(L, "error: %s", lua_tostring(L, -1));
}
/*
environment
*/