mirror of https://github.com/minetest/minetest.git
81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "lua_api/l_rollback.h"
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#include "lua_api/l_internal.h"
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#include "common/c_converter.h"
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#include "server.h"
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#include "rollback.h"
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// rollback_get_last_node_actor(p, range, seconds) -> actor, p, seconds
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int ModApiRollback::l_rollback_get_last_node_actor(lua_State *L)
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{
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v3s16 p = read_v3s16(L, 1);
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int range = luaL_checknumber(L, 2);
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int seconds = luaL_checknumber(L, 3);
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Server *server = getServer(L);
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IRollbackManager *rollback = server->getRollbackManager();
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v3s16 act_p;
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int act_seconds = 0;
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std::string actor = rollback->getLastNodeActor(p, range, seconds, &act_p, &act_seconds);
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lua_pushstring(L, actor.c_str());
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push_v3s16(L, act_p);
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lua_pushnumber(L, act_seconds);
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return 3;
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}
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// rollback_revert_actions_by(actor, seconds) -> bool, log messages
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int ModApiRollback::l_rollback_revert_actions_by(lua_State *L)
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{
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std::string actor = luaL_checkstring(L, 1);
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int seconds = luaL_checknumber(L, 2);
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Server *server = getServer(L);
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IRollbackManager *rollback = server->getRollbackManager();
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std::list<RollbackAction> actions = rollback->getRevertActions(actor, seconds);
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std::list<std::string> log;
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bool success = server->rollbackRevertActions(actions, &log);
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// Push boolean result
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lua_pushboolean(L, success);
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// Get the table insert function and push the log table
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lua_getglobal(L, "table");
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lua_getfield(L, -1, "insert");
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int table_insert = lua_gettop(L);
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lua_newtable(L);
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int table = lua_gettop(L);
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for(std::list<std::string>::const_iterator i = log.begin();
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i != log.end(); i++)
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{
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lua_pushvalue(L, table_insert);
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lua_pushvalue(L, table);
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lua_pushstring(L, i->c_str());
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if(lua_pcall(L, 2, 0, 0))
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script_error(L);
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}
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lua_remove(L, -2); // Remove table
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lua_remove(L, -2); // Remove insert
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return 2;
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}
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void ModApiRollback::Initialize(lua_State *L, int top)
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{
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API_FCT(rollback_get_last_node_actor);
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API_FCT(rollback_revert_actions_by);
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}
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