[CSM] Add core.get_timeofday & core.get_day_count env calls (#5401)

* [CSM] Add core.get_timeofday & core.get_day_count env calls

* [CSM] Add core.get_node_level, core.get_node_max_level, core.find_node_near

clientmods/preview/init.lua

@@ -64,6 +64,15 @@ core.after(2, function()
 	preview_minimap()
 	modstorage:set_string("current_mod", modname)
 	print(modstorage:get_string("current_mod"))
+
+	print("[PREVIEW] Day count: " .. core.get_day_count() ..
+		" time of day " .. core.get_timeofday())
+
+	print("[PREVIEW] Node level: " .. core.get_node_level({x=0, y=20, z=0}) ..
+		" max level " .. core.get_node_max_level({x=0, y=20, z=0}))
+
+	print("[PREVIEW] Find node near: " .. dump(core.find_node_near({x=0, y=20, z=0}, 10,
+		{"group:tree", "default:dirt", "default:stone"})))
 end)
 
 core.register_on_dignode(function(pos, node)

src/client.cpp

@@ -268,6 +268,7 @@ Client::Client(
 	m_modding_enabled = g_settings->getBool("enable_client_modding");
 	m_script = new ClientScripting(this);
 	m_env.setScript(m_script);
+	m_script->setEnv(&m_env);
 }
 
 void Client::initMods()

src/clientenvironment.cpp

@@ -38,6 +38,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 ClientEnvironment::ClientEnvironment(ClientMap *map, scene::ISceneManager *smgr,
 	ITextureSource *texturesource, Client *client,
 	IrrlichtDevice *irr):
+	Environment(client),
 	m_map(map),
 	m_local_player(NULL),
 	m_smgr(smgr),

src/environment.cpp

@@ -26,13 +26,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "daynightratio.h"
 #include "emerge.h"
 
-Environment::Environment():
+Environment::Environment(IGameDef *gamedef):
 	m_time_of_day_speed(0),
 	m_time_of_day(9000),
 	m_time_of_day_f(9000./24000),
 	m_time_conversion_skew(0.0f),
 	m_enable_day_night_ratio_override(false),
-	m_day_night_ratio_override(0.0f)
+	m_day_night_ratio_override(0.0f),
+	m_gamedef(gamedef)
 {
 	m_cache_enable_shaders = g_settings->getBool("enable_shaders");
 	m_cache_active_block_mgmt_interval = g_settings->getFloat("active_block_mgmt_interval");

src/environment.h

@@ -40,13 +40,14 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "threading/atomic.h"
 #include "network/networkprotocol.h" // for AccessDeniedCode
 
+class IGameDef;
 class Map;
 
 class Environment
 {
 public:
 	// Environment will delete the map passed to the constructor
-	Environment();
+	Environment(IGameDef *gamedef);
 	virtual ~Environment();
 
 	/*
@@ -77,6 +78,7 @@ public:
 	// counter used internally when triggering ABMs
 	u32 m_added_objects;
 
+	IGameDef* getGameDef() { return m_gamedef; }
 protected:
 	GenericAtomic<float> m_time_of_day_speed;
 
@@ -114,6 +116,7 @@ protected:
 	float m_cache_abm_interval;
 	float m_cache_nodetimer_interval;
 
+	IGameDef *m_gamedef;
 private:
 	Mutex m_time_lock;
 

src/script/clientscripting.cpp

@@ -22,6 +22,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "client.h"
 #include "cpp_api/s_internal.h"
 #include "lua_api/l_client.h"
+#include "lua_api/l_env.h"
 #include "lua_api/l_minimap.h"
 #include "lua_api/l_storage.h"
 #include "lua_api/l_sound.h"
@@ -62,6 +63,7 @@ void ClientScripting::InitializeModApi(lua_State *L, int top)
 	ModApiClient::Initialize(L, top);
 	ModApiSound::Initialize(L, top);
 	ModApiStorage::Initialize(L, top);
+	ModApiEnvMod::InitializeClient(L, top);
 
 	LuaItemStack::Register(L);
 	StorageRef::Register(L);

src/script/cpp_api/s_client.cpp

@@ -177,3 +177,8 @@ bool ScriptApiClient::on_punchnode(v3s16 p, MapNode node)
 	bool blocked = lua_toboolean(L, -1);
 	return blocked;
 }
+
+void ScriptApiClient::setEnv(ClientEnvironment *env)
+{
+	ScriptApiBase::setEnv(env);
+}

src/script/cpp_api/s_client.h

@@ -29,6 +29,8 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <cstdint>
 #endif
 
+class ClientEnvironment;
+
 class ScriptApiClient: virtual public ScriptApiBase
 {
 public:
@@ -47,5 +49,7 @@ public:
 
 	bool on_dignode(v3s16 p, MapNode node);
 	bool on_punchnode(v3s16 p, MapNode node);
+
+	void setEnv(ClientEnvironment *env);
 };
 #endif

src/script/lua_api/l_env.cpp

@@ -347,7 +347,10 @@ int ModApiEnvMod::l_punch_node(lua_State *L)
 // pos = {x=num, y=num, z=num}
 int ModApiEnvMod::l_get_node_max_level(lua_State *L)
 {
-	GET_ENV_PTR;
+	Environment *env = getEnv(L);
+	if (!env) {
+		return 0;
+	}
 
 	v3s16 pos = read_v3s16(L, 1);
 	MapNode n = env->getMap().getNodeNoEx(pos);
@@ -359,7 +362,10 @@ int ModApiEnvMod::l_get_node_max_level(lua_State *L)
 // pos = {x=num, y=num, z=num}
 int ModApiEnvMod::l_get_node_level(lua_State *L)
 {
-	GET_ENV_PTR;
+	Environment *env = getEnv(L);
+	if (!env) {
+		return 0;
+	}
 
 	v3s16 pos = read_v3s16(L, 1);
 	MapNode n = env->getMap().getNodeNoEx(pos);
@@ -558,11 +564,14 @@ int ModApiEnvMod::l_set_timeofday(lua_State *L)
 // get_timeofday() -> 0...1
 int ModApiEnvMod::l_get_timeofday(lua_State *L)
 {
-	GET_ENV_PTR;
+	Environment *env = getEnv(L);
+	if (!env) {
+		return 0;
+	}
 
 	// Do it
 	int timeofday_mh = env->getTimeOfDay();
-	float timeofday_f = (float)timeofday_mh / 24000.0;
+	float timeofday_f = (float)timeofday_mh / 24000.0f;
 	lua_pushnumber(L, timeofday_f);
 	return 1;
 }
@@ -570,7 +579,10 @@ int ModApiEnvMod::l_get_timeofday(lua_State *L)
 // get_day_count() -> int
 int ModApiEnvMod::l_get_day_count(lua_State *L)
 {
-	GET_ENV_PTR;
+	Environment *env = getEnv(L);
+	if (!env) {
+		return 0;
+	}
 
 	lua_pushnumber(L, env->getDayCount());
 	return 1;
@@ -591,9 +603,12 @@ int ModApiEnvMod::l_get_gametime(lua_State *L)
 // nodenames: eg. {"ignore", "group:tree"} or "default:dirt"
 int ModApiEnvMod::l_find_node_near(lua_State *L)
 {
-	GET_ENV_PTR;
+	Environment *env = getEnv(L);
+	if (!env) {
+		return 0;
+	}
 
-	INodeDefManager *ndef = getServer(L)->ndef();
+	INodeDefManager *ndef = getGameDef(L)->ndef();
 	v3s16 pos = read_v3s16(L, 1);
 	int radius = luaL_checkinteger(L, 2);
 	std::set<content_t> filter;
@@ -1087,3 +1102,12 @@ void ModApiEnvMod::Initialize(lua_State *L, int top)
 	API_FCT(forceload_block);
 	API_FCT(forceload_free_block);
 }
+
+void ModApiEnvMod::InitializeClient(lua_State *L, int top)
+{
+	API_FCT(get_timeofday);
+	API_FCT(get_day_count);
+	API_FCT(get_node_max_level);
+	API_FCT(get_node_level);
+	API_FCT(find_node_near);
+}

src/script/lua_api/l_env.h

@@ -173,6 +173,7 @@ private:
 
 public:
 	static void Initialize(lua_State *L, int top);
+	static void InitializeClient(lua_State *L, int top);
 
 	static struct EnumString es_ClearObjectsMode[];
 };

src/script/lua_api/l_internal.h

@@ -37,16 +37,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define MAP_LOCK_REQUIRED
 #define NO_MAP_LOCK_REQUIRED
 
-/*
-#if (defined(WIN32) || defined(_WIN32_WCE))
-	#define NO_MAP_LOCK_REQUIRED
-#else
-	#include "profiler.h"
-	#define NO_MAP_LOCK_REQUIRED \
-		ScopeProfiler nolocktime(g_profiler,"Scriptapi: unlockable time",SPT_ADD)
-#endif
-*/
-
 #define GET_ENV_PTR_NO_MAP_LOCK                              \
 	ServerEnvironment *env = (ServerEnvironment *)getEnv(L); \
 	if (env == NULL)                                         \

src/serverenvironment.cpp

@@ -354,6 +354,7 @@ void ActiveBlockList::update(std::vector<v3s16> &active_positions,
 ServerEnvironment::ServerEnvironment(ServerMap *map,
 	ServerScripting *scriptIface, Server *server,
 	const std::string &path_world):
+	Environment(server),
 	m_map(map),
 	m_script(scriptIface),
 	m_server(server),

src/serverenvironment.h

@@ -320,7 +320,7 @@ public:
 	//check if there's a line of sight between two positions
 	bool line_of_sight(v3f pos1, v3f pos2, float stepsize=1.0, v3s16 *p=NULL);
 
-	u32 getGameTime() { return m_game_time; }
+	u32 getGameTime() const { return m_game_time; }
 
 	void reportMaxLagEstimate(float f) { m_max_lag_estimate = f; }
 	float getMaxLagEstimate() { return m_max_lag_estimate; }