diff options
Diffstat (limited to 'src/scriptapi.cpp')
| -rw-r--r-- | src/scriptapi.cpp | 104 |
1 files changed, 93 insertions, 11 deletions
diff --git a/src/scriptapi.cpp b/src/scriptapi.cpp index 50e7236c8..5091216dc 100644 --- a/src/scriptapi.cpp +++ b/src/scriptapi.cpp @@ -2465,7 +2465,11 @@ private: { ObjectRef *ref = checkobject(L, 1); ServerActiveObject *co = getobject(ref); - if(co == NULL) return 0; + if(co == NULL){ + // Default hp is 1 + lua_pushnumber(L, 1); + return 1; + } int hp = co->getHP(); /*infostream<<"ObjectRef::l_get_hp(): id="<<co->getId() <<" hp="<<hp<<std::endl;*/ @@ -2485,7 +2489,7 @@ private: if(get_server(L)->getInventory(loc) != NULL) InvRef::create(L, loc); else - lua_pushnil(L); + lua_pushnil(L); // An object may have no inventory (nil) return 1; } @@ -2516,7 +2520,11 @@ private: { ObjectRef *ref = checkobject(L, 1); ServerActiveObject *co = getobject(ref); - if(co == NULL) return 0; + if(co == NULL){ + // Empty ItemStack + LuaItemStack::create(L, ItemStack()); + return 1; + } // Do it LuaItemStack::create(L, co->getWieldedItem()); return 1; @@ -2856,11 +2864,11 @@ const luaL_reg ObjectRef::methods[] = { {0,0} }; -// Creates a new anonymous reference if id=0 +// Creates a new anonymous reference if cobj=NULL or id=0 static void objectref_get_or_create(lua_State *L, ServerActiveObject *cobj) { - if(cobj->getId() == 0){ + if(cobj == NULL || cobj->getId() == 0){ ObjectRef::create(L, cobj); } else { objectref_get(L, cobj->getId()); @@ -3013,7 +3021,6 @@ private: // pos = {x=num, y=num, z=num} static int l_set_node(lua_State *L) { - //infostream<<"EnvRef::l_set_node()"<<std::endl; EnvRef *o = checkobject(L, 1); ServerEnvironment *env = o->m_env; if(env == NULL) return 0; @@ -3043,17 +3050,16 @@ private: // pos = {x=num, y=num, z=num} static int l_remove_node(lua_State *L) { - //infostream<<"EnvRef::l_remove_node()"<<std::endl; EnvRef *o = checkobject(L, 1); ServerEnvironment *env = o->m_env; if(env == NULL) return 0; - // 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 + // This is slightly optimized compared to addNodeWithEvent(air) bool succeeded = env->getMap().removeNodeWithEvent(pos); lua_pushboolean(L, succeeded); // Air doesn't require constructor @@ -3064,7 +3070,6 @@ private: // pos = {x=num, y=num, z=num} static int l_get_node(lua_State *L) { - //infostream<<"EnvRef::l_get_node()"<<std::endl; EnvRef *o = checkobject(L, 1); ServerEnvironment *env = o->m_env; if(env == NULL) return 0; @@ -3081,7 +3086,6 @@ private: // pos = {x=num, y=num, z=num} static int l_get_node_or_nil(lua_State *L) { - //infostream<<"EnvRef::l_get_node()"<<std::endl; EnvRef *o = checkobject(L, 1); ServerEnvironment *env = o->m_env; if(env == NULL) return 0; @@ -3128,6 +3132,82 @@ private: } } + // EnvRef:place_node(pos, node) + // pos = {x=num, y=num, z=num} + static int l_place_node(lua_State *L) + { + EnvRef *o = checkobject(L, 1); + ServerEnvironment *env = o->m_env; + if(env == NULL) return 0; + v3s16 pos = read_v3s16(L, 2); + MapNode n = readnode(L, 3, env->getGameDef()->ndef()); + + // Don't attempt to load non-loaded area as of now + MapNode n_old = env->getMap().getNodeNoEx(pos); + if(n_old.getContent() == CONTENT_IGNORE){ + lua_pushboolean(L, false); + return 1; + } + // Create item to place + INodeDefManager *ndef = get_server(L)->ndef(); + IItemDefManager *idef = get_server(L)->idef(); + ItemStack item(ndef->get(n).name, 1, 0, "", idef); + // Make pointed position + PointedThing pointed; + pointed.type = POINTEDTHING_NODE; + pointed.node_abovesurface = pos; + pointed.node_undersurface = pos + v3s16(0,-1,0); + // Place it with a NULL placer (appears in Lua as a non-functional + // ObjectRef) + bool success = scriptapi_item_on_place(L, item, NULL, pointed); + lua_pushboolean(L, success); + return 1; + } + + // EnvRef:dig_node(pos) + // pos = {x=num, y=num, z=num} + static int l_dig_node(lua_State *L) + { + EnvRef *o = checkobject(L, 1); + ServerEnvironment *env = o->m_env; + if(env == NULL) return 0; + v3s16 pos = read_v3s16(L, 2); + + // Don't attempt to load non-loaded area as of now + MapNode n = env->getMap().getNodeNoEx(pos); + if(n.getContent() == CONTENT_IGNORE){ + lua_pushboolean(L, false); + return 1; + } + // Dig it out with a NULL digger (appears in Lua as a + // non-functional ObjectRef) + bool success = scriptapi_node_on_dig(L, pos, n, NULL); + lua_pushboolean(L, success); + return 1; + } + + // EnvRef:punch_node(pos) + // pos = {x=num, y=num, z=num} + static int l_punch_node(lua_State *L) + { + EnvRef *o = checkobject(L, 1); + ServerEnvironment *env = o->m_env; + if(env == NULL) return 0; + v3s16 pos = read_v3s16(L, 2); + + // Don't attempt to load non-loaded area as of now + MapNode n = env->getMap().getNodeNoEx(pos); + if(n.getContent() == CONTENT_IGNORE){ + lua_pushboolean(L, false); + return 1; + } + // Punch it with a NULL puncher (appears in Lua as a non-functional + // ObjectRef) + bool success = scriptapi_node_on_punch(L, pos, n, NULL); + lua_pushboolean(L, success); + return 1; + } + // EnvRef:add_entity(pos, entityname) -> ObjectRef or nil // pos = {x=num, y=num, z=num} static int l_add_entity(lua_State *L) @@ -3482,6 +3562,9 @@ const luaL_reg EnvRef::methods[] = { method(EnvRef, get_node), method(EnvRef, get_node_or_nil), method(EnvRef, get_node_light), + method(EnvRef, place_node), + method(EnvRef, dig_node), + method(EnvRef, punch_node), method(EnvRef, add_entity), method(EnvRef, add_item), method(EnvRef, add_rat), @@ -4351,7 +4434,6 @@ void scriptapi_export(lua_State *L, Server *server) lua_getglobal(L, "minetest"); // Add tables to minetest - lua_newtable(L); lua_setfield(L, -2, "object_refs"); lua_newtable(L); |