index : minetest.git	gpcf lifo-fixes release
	modified minetest for gpcfs purposes	gpcf

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path: root/src/mods.h

	Commit message (Expand)	Author	Age
*	Fix addModsFormConfig typo (#6420)	Greg	2017-09-16
*	Modernize various files (src/m*) (#6267)	Loïc Blot	2017-08-18
*	C++ modernize: Pragma once (#6264)	Loïc Blot	2017-08-17
*	Remove remaining modstore code (#6120)	Elijah Duffy	2017-07-14
*	Cpp11 patchset 11: continue working on constructor style migration (#6004)	Loïc Blot	2017-06-18
*	C++11 patchset 2: remove util/cpp11.h and util/cpp11_container.h (#5821)	Loïc Blot	2017-06-04
*	Real control fix (#5787)	Loïc Blot	2017-05-20
*	Fix various variables passed by copy instead of const ref (#5610)	Loïc Blot	2017-04-19
*	[CSM] implement client side mod loading (#5123)	Loïc Blot	2017-03-13
*	Add ModMetadata API (#5131)	Loïc Blot	2017-02-08
*	Fixes for compiling with a newer (system) jsoncpp (#4429)	Rogier-5	2016-08-10
*	Fix server crashing on Lua errors	ShadowNinja	2015-10-31
*	Remove ugly curl struct pointer from jsonFetchValue signature	sapier	2014-06-19
*	Pass arguments by reference	Selat	2014-03-12
*	Omnicleanup: header cleanup, add ModApiUtil shared between game and mainmenu	Kahrl	2013-08-14
*	Add support for modstore screenshots	sapier	2013-07-22
*	Replace C++ mainmenu by formspec powered one	sapier	2013-07-02
*	Optional dependencies and properly handle mod name conflicts again	Kahrl	2013-05-03
*	Migrate to STL containers/algorithms.	Ilya Zhuravlev	2013-03-11
*	Update Copyright Years	Sfan5	2013-02-24
*	Change Minetest-c55 to Minetest	PilzAdam	2013-02-24
*	Improve behaviour for empty modpacks and when no mods at all are installed:	Jürgen Doser	2013-01-22
*	Basic support for configuring which mods to load for each world	Jürgen Doser	2013-01-21
*	Optimize headers	Perttu Ahola	2012-06-17
*	Switch the license to be LGPLv2/later, with small parts still remaining as GP...	Perttu Ahola	2012-06-05
*	Add minetest.get_modpath(modname)	Perttu Ahola	2011-12-11
*	Better mod loading error handling	Perttu Ahola	2011-12-03

generated by cgit v1.2.3 (git 2.25.1) at 2024-10-09 21:21:07 +0000

/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "cpp_api/s_player.h"
#include "cpp_api/s_internal.h"
#include "common/c_converter.h"
#include "common/c_content.h"
#include "debug.h"
#include "inventorymanager.h"
#include "lua_api/l_inventory.h"
#include "lua_api/l_item.h"
#include "util/string.h"

void ScriptApiPlayer::on_newplayer(ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_newplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_newplayers");
	// Call callbacks
	objectrefGetOrCreate(L, player);
	runCallbacks(1, RUN_CALLBACKS_MODE_FIRST);
}

void ScriptApiPlayer::on_dieplayer(ServerActiveObject *player, const PlayerHPChangeReason &reason)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get callback table
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_dieplayers");

	// Push arguments
	objectrefGetOrCreate(L, player);
	pushPlayerHPChangeReason(L, reason);

	// Run callbacks
	runCallbacks(2, RUN_CALLBACKS_MODE_FIRST);
}

bool ScriptApiPlayer::on_punchplayer(ServerActiveObject *player,
		ServerActiveObject *hitter,
		float time_from_last_punch,
		const ToolCapabilities *toolcap,
		v3f dir,
		s16 damage)
{
	SCRIPTAPI_PRECHECKHEADER
	// Get core.registered_on_punchplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_punchplayers");
	// Call callbacks
	objectrefGetOrCreate(L, player);
	objectrefGetOrCreate(L, hitter);
	lua_pushnumber(L, time_from_last_punch);
	push_tool_capabilities(L, *toolcap);
	push_v3f(L, dir);
	lua_pushnumber(L, damage);
	runCallbacks(6, RUN_CALLBACKS_MODE_OR);
	return readParam<bool>(L, -1);
}

s16 ScriptApiPlayer::on_player_hpchange(ServerActiveObject *player,
	s16 hp_change, const PlayerHPChangeReason &reason)
{
	SCRIPTAPI_PRECHECKHEADER

	int error_handler = PUSH_ERROR_HANDLER(L);

	// Get core.registered_on_player_hpchange
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_player_hpchange");
	lua_remove(L, -2);

	// Push arguments
	objectrefGetOrCreate(L, player);
	lua_pushnumber(L, hp_change);
	pushPlayerHPChangeReason(L, reason);

	// Call callbacks
	PCALL_RES(lua_pcall(L, 3, 1, error_handler));
	hp_change = lua_tointeger(L, -1);
	lua_pop(L, 2); // Pop result and error handler
	return hp_change;
}

bool ScriptApiPlayer::on_respawnplayer(ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_respawnplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_respawnplayers");
	// Call callbacks
	objectrefGetOrCreate(L, player);
	runCallbacks(1, RUN_CALLBACKS_MODE_OR);
	return readParam<bool>(L, -1);
}

bool ScriptApiPlayer::on_prejoinplayer(
	const std::string &name,
	const std::string &ip,
	std::string *reason)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_prejoinplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_prejoinplayers");
	lua_pushstring(L, name.c_str());
	lua_pushstring(L, ip.c_str());
	runCallbacks(2, RUN_CALLBACKS_MODE_OR);
	if (lua_isstring(L, -1)) {
		reason->assign(readParam<std::string>(L, -1));
		return true;
	}
	return false;
}

bool ScriptApiPlayer::can_bypass_userlimit(const std::string &name, const std::string &ip)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_prejoinplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_can_bypass_userlimit");
	lua_pushstring(L, name.c_str());
	lua_pushstring(L, ip.c_str());
	runCallbacks(2, RUN_CALLBACKS_MODE_OR);
	return lua_toboolean(L, -1);
}

void ScriptApiPlayer::on_joinplayer(ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_joinplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_joinplayers");
	// Call callbacks
	objectrefGetOrCreate(L, player);
	runCallbacks(1, RUN_CALLBACKS_MODE_FIRST);
}

void ScriptApiPlayer::on_leaveplayer(ServerActiveObject *player,
		bool timeout)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_leaveplayers
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_leaveplayers");
	// Call callbacks
	objectrefGetOrCreate(L, player);
	lua_pushboolean(L, timeout);
	runCallbacks(2, RUN_CALLBACKS_MODE_FIRST);
}

void ScriptApiPlayer::on_cheat(ServerActiveObject *player,
		const std::string &cheat_type)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_cheats
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_cheats");
	// Call callbacks
	objectrefGetOrCreate(L, player);
	lua_newtable(L);
	lua_pushlstring(L, cheat_type.c_str(), cheat_type.size());
	lua_setfield(L, -2, "type");
	runCallbacks(2, RUN_CALLBACKS_MODE_FIRST);
}

void ScriptApiPlayer::on_playerReceiveFields(ServerActiveObject *player,
		const std::string &formname,
		const StringMap &fields)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_player_receive_fields
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_player_receive_fields");
	// Call callbacks
	// param 1
	objectrefGetOrCreate(L, player);
	// param 2
	lua_pushstring(L, formname.c_str());
	// param 3
	lua_newtable(L);
	StringMap::const_iterator it;
	for (it = fields.begin(); it != fields.end(); ++it) {
		const std::string &name = it->first;
		const std::string &value = it->second;
		lua_pushstring(L, name.c_str());
		lua_pushlstring(L, value.c_str(), value.size());
		lua_settable(L, -3);
	}
	runCallbacks(3, RUN_CALLBACKS_MODE_OR_SC);
}

void ScriptApiPlayer::on_auth_failure(const std::string &name, const std::string &ip)
{
	SCRIPTAPI_PRECHECKHEADER

	// Get core.registered_on_auth_failure
	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_auth_fail");
	lua_pushstring(L, name.c_str());
	lua_pushstring(L, ip.c_str());
	runCallbacks(2, RUN_CALLBACKS_MODE_FIRST);
}

void ScriptApiPlayer::pushMoveArguments(
		const MoveAction &ma, int count,
		ServerActiveObject *player)
{
	lua_State *L = getStack();
	objectrefGetOrCreate(L, player); // player
	lua_pushstring(L, "move");       // action
	InvRef::create(L, ma.from_inv);  // inventory
	lua_newtable(L);
	{
		// Table containing the action information
		lua_pushstring(L, ma.from_list.c_str());
		lua_setfield(L, -2, "from_list");
		lua_pushstring(L, ma.to_list.c_str());
		lua_setfield(L, -2, "to_list");

		lua_pushinteger(L, ma.from_i + 1);
		lua_setfield(L, -2, "from_index");
		lua_pushinteger(L, ma.to_i + 1);
		lua_setfield(L, -2, "to_index");

		lua_pushinteger(L, count);
		lua_setfield(L, -2, "count");
	}
}

void ScriptApiPlayer::pushPutTakeArguments(
		const char *method, const InventoryLocation &loc,
		const std::string &listname, int index, const ItemStack &stack,
		ServerActiveObject *player)
{
	lua_State *L = getStack();
	objectrefGetOrCreate(L, player); // player
	lua_pushstring(L, method);       // action
	InvRef::create(L, loc);          // inventory
	lua_newtable(L);
	{
		// Table containing the action information
		lua_pushstring(L, listname.c_str());
		lua_setfield(L, -2, "listname");

		lua_pushinteger(L, index + 1);
		lua_setfield(L, -2, "index");

		LuaItemStack::create(L, stack);
		lua_setfield(L, -2, "stack");
	}
}

// Return number of accepted items to be moved
int ScriptApiPlayer::player_inventory_AllowMove(
		const MoveAction &ma, int count,
		ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_allow_player_inventory_actions");
	pushMoveArguments(ma, count, player);
	runCallbacks(4, RUN_CALLBACKS_MODE_OR_SC);

	return lua_type(L, -1) == LUA_TNUMBER ? lua_tonumber(L, -1) : count;
}

// Return number of accepted items to be put
int ScriptApiPlayer::player_inventory_AllowPut(
		const MoveAction &ma, const ItemStack &stack,
		ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_allow_player_inventory_actions");
	pushPutTakeArguments("put", ma.to_inv, ma.to_list, ma.to_i, stack, player);
	runCallbacks(4, RUN_CALLBACKS_MODE_OR_SC);

	return lua_type(L, -1) == LUA_TNUMBER ? lua_tonumber(L, -1) : stack.count;
}

// Return number of accepted items to be taken
int ScriptApiPlayer::player_inventory_AllowTake(
		const MoveAction &ma, const ItemStack &stack,
		ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_allow_player_inventory_actions");
	pushPutTakeArguments("take", ma.from_inv, ma.from_list, ma.from_i, stack, player);
	runCallbacks(4, RUN_CALLBACKS_MODE_OR_SC);

	return lua_type(L, -1) == LUA_TNUMBER ? lua_tonumber(L, -1) : stack.count;
}

// Report moved items
void ScriptApiPlayer::player_inventory_OnMove(
		const MoveAction &ma, int count,
		ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_player_inventory_actions");
	pushMoveArguments(ma, count, player);
	runCallbacks(4, RUN_CALLBACKS_MODE_FIRST);
}

// Report put items
void ScriptApiPlayer::player_inventory_OnPut(
		const MoveAction &ma, const ItemStack &stack,
		ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_player_inventory_actions");
	pushPutTakeArguments("put", ma.to_inv, ma.to_list, ma.to_i, stack, player);
	runCallbacks(4, RUN_CALLBACKS_MODE_FIRST);
}

// Report taken items
void ScriptApiPlayer::player_inventory_OnTake(
		const MoveAction &ma, const ItemStack &stack,
		ServerActiveObject *player)
{
	SCRIPTAPI_PRECHECKHEADER

	lua_getglobal(L, "core");
	lua_getfield(L, -1, "registered_on_player_inventory_actions");
	pushPutTakeArguments("take", ma.from_inv, ma.from_list, ma.from_i, stack, player);
	runCallbacks(4, RUN_CALLBACKS_MODE_FIRST);
}