Omnicleanup: header cleanup, add ModApiUtil shared between game and mainmenu

[dragonfireclient.git] / src / script / lua_api / l_rollback.cpp

diff --git a/src/script/lua_api/l_rollback.cpp b/src/script/lua_api/l_rollback.cpp
new file mode 100644 (file)
index 0000000..6076399
--- /dev/null
+++ b/src/script/lua_api/l_rollback.cpp
@@ -0,0 +1,80 @@
+/*
+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 "lua_api/l_rollback.h"
+#include "lua_api/l_internal.h"
+#include "common/c_converter.h"
+#include "server.h"
+#include "rollback.h"
+
+
+// rollback_get_last_node_actor(p, range, seconds) -> actor, p, seconds
+int ModApiRollback::l_rollback_get_last_node_actor(lua_State *L)
+{
+       v3s16 p = read_v3s16(L, 1);
+       int range = luaL_checknumber(L, 2);
+       int seconds = luaL_checknumber(L, 3);
+       Server *server = getServer(L);
+       IRollbackManager *rollback = server->getRollbackManager();
+       v3s16 act_p;
+       int act_seconds = 0;
+       std::string actor = rollback->getLastNodeActor(p, range, seconds, &act_p, &act_seconds);
+       lua_pushstring(L, actor.c_str());
+       push_v3s16(L, act_p);
+       lua_pushnumber(L, act_seconds);
+       return 3;
+}
+
+// rollback_revert_actions_by(actor, seconds) -> bool, log messages
+int ModApiRollback::l_rollback_revert_actions_by(lua_State *L)
+{
+       std::string actor = luaL_checkstring(L, 1);
+       int seconds = luaL_checknumber(L, 2);
+       Server *server = getServer(L);
+       IRollbackManager *rollback = server->getRollbackManager();
+       std::list<RollbackAction> actions = rollback->getRevertActions(actor, seconds);
+       std::list<std::string> log;
+       bool success = server->rollbackRevertActions(actions, &log);
+       // Push boolean result
+       lua_pushboolean(L, success);
+       // Get the table insert function and push the log table
+       lua_getglobal(L, "table");
+       lua_getfield(L, -1, "insert");
+       int table_insert = lua_gettop(L);
+       lua_newtable(L);
+       int table = lua_gettop(L);
+       for(std::list<std::string>::const_iterator i = log.begin();
+                       i != log.end(); i++)
+       {
+               lua_pushvalue(L, table_insert);
+               lua_pushvalue(L, table);
+               lua_pushstring(L, i->c_str());
+               if(lua_pcall(L, 2, 0, 0))
+                       script_error(L, "error: %s", lua_tostring(L, -1));
+       }
+       lua_remove(L, -2); // Remove table
+       lua_remove(L, -2); // Remove insert
+       return 2;
+}
+
+void ModApiRollback::Initialize(lua_State *L, int top)
+{
+       API_FCT(rollback_get_last_node_actor);
+       API_FCT(rollback_revert_actions_by);
+}