#include "content_sao.h"
#include "settings.h"
#include "log.h"
+#include "mapblock.h"
#include "nodedef.h"
#include "nodemetadata.h"
#include "gamedef.h"
#include "profiler.h"
#include "raycast.h"
#include "remoteplayer.h"
-#include "serverscripting.h"
+#include "scripting_server.h"
#include "server.h"
-#include "voxelalgorithms.h"
#include "util/serialize.h"
#include "util/basic_macros.h"
#include "util/pointedthing.h"
#include "threading/mutex_auto_lock.h"
#include "filesys.h"
+#include "gameparams.h"
+#include "database/database-dummy.h"
+#include "database/database-files.h"
+#include "database/database-sqlite3.h"
+#if USE_POSTGRESQL
+#include "database/database-postgresql.h"
+#endif
+#include <algorithm>
#define LBM_NAME_ALLOWED_CHARS "abcdefghijklmnopqrstuvwxyz0123456789_:"
*/
ABMWithState::ABMWithState(ActiveBlockModifier *abm_):
- abm(abm_),
- timer(0)
+ abm(abm_)
{
// Initialize timer to random value to spread processing
float itv = abm->getTriggerInterval();
void LBMContentMapping::deleteContents()
{
- for (std::vector<LoadingBlockModifierDef *>::iterator it = lbm_list.begin();
- it != lbm_list.end(); ++it) {
- delete *it;
+ for (auto &it : lbm_list) {
+ delete it;
}
}
lbm_list.push_back(lbm_def);
- for (std::set<std::string>::const_iterator it = lbm_def->trigger_contents.begin();
- it != lbm_def->trigger_contents.end(); ++it) {
- std::set<content_t> c_ids;
- bool found = nodedef->getIds(*it, c_ids);
+ for (const std::string &nodeTrigger: lbm_def->trigger_contents) {
+ std::vector<content_t> c_ids;
+ bool found = nodedef->getIds(nodeTrigger, c_ids);
if (!found) {
- content_t c_id = gamedef->allocateUnknownNodeId(*it);
+ content_t c_id = gamedef->allocateUnknownNodeId(nodeTrigger);
if (c_id == CONTENT_IGNORE) {
// Seems it can't be allocated.
- warningstream << "Could not internalize node name \"" << *it
+ warningstream << "Could not internalize node name \"" << nodeTrigger
<< "\" while loading LBM \"" << lbm_def->name << "\"." << std::endl;
continue;
}
- c_ids.insert(c_id);
+ c_ids.push_back(c_id);
}
- for (std::set<content_t>::const_iterator iit =
- c_ids.begin(); iit != c_ids.end(); ++iit) {
- content_t c_id = *iit;
+ for (content_t c_id : c_ids) {
map[c_id].push_back(lbm_def);
}
}
const std::vector<LoadingBlockModifierDef *> *
LBMContentMapping::lookup(content_t c) const
{
- container_map::const_iterator it = map.find(c);
+ lbm_map::const_iterator it = map.find(c);
if (it == map.end())
return NULL;
// This first dereferences the iterator, returning
LBMManager::~LBMManager()
{
- for (std::map<std::string, LoadingBlockModifierDef *>::iterator it =
- m_lbm_defs.begin(); it != m_lbm_defs.end(); ++it) {
- delete it->second;
+ for (auto &m_lbm_def : m_lbm_defs) {
+ delete m_lbm_def.second;
}
- for (lbm_lookup_map::iterator it = m_lbm_lookup.begin();
- it != m_lbm_lookup.end(); ++it) {
- (it->second).deleteContents();
+
+ for (auto &it : m_lbm_lookup) {
+ (it.second).deleteContents();
}
}
void LBMManager::addLBMDef(LoadingBlockModifierDef *lbm_def)
{
// Precondition, in query mode the map isn't used anymore
- FATAL_ERROR_IF(m_query_mode == true,
+ FATAL_ERROR_IF(m_query_mode,
"attempted to modify LBMManager in query mode");
if (!string_allowed(lbm_def->name, LBM_NAME_ALLOWED_CHARS)) {
throw ModError("Error adding LBM \"" + lbm_def->name +
"\": Does not follow naming conventions: "
- "Only chararacters [a-z0-9_:] are allowed.");
+ "Only characters [a-z0-9_:] are allowed.");
}
m_lbm_defs[lbm_def->name] = lbm_def;
size_t idx = 0;
size_t idx_new;
- while ((idx_new = times.find(";", idx)) != std::string::npos) {
+ while ((idx_new = times.find(';', idx)) != std::string::npos) {
std::string entry = times.substr(idx, idx_new - idx);
std::vector<std::string> components = str_split(entry, '~');
if (components.size() != 2)
LBMContentMapping &lbms_we_introduce_now = m_lbm_lookup[now];
LBMContentMapping &lbms_running_always = m_lbm_lookup[U32_MAX];
- for (std::map<std::string, LoadingBlockModifierDef *>::iterator it =
- m_lbm_defs.begin(); it != m_lbm_defs.end(); ++it) {
- if (it->second->run_at_every_load) {
- lbms_running_always.addLBM(it->second, gamedef);
+ for (auto &m_lbm_def : m_lbm_defs) {
+ if (m_lbm_def.second->run_at_every_load) {
+ lbms_running_always.addLBM(m_lbm_def.second, gamedef);
} else {
- lbms_we_introduce_now.addLBM(it->second, gamedef);
+ lbms_we_introduce_now.addLBM(m_lbm_def.second, gamedef);
}
}
std::string LBMManager::createIntroductionTimesString()
{
// Precondition, we must be in query mode
- FATAL_ERROR_IF(m_query_mode == false,
+ FATAL_ERROR_IF(!m_query_mode,
"attempted to query on non fully set up LBMManager");
std::ostringstream oss;
- for (lbm_lookup_map::iterator it = m_lbm_lookup.begin();
- it != m_lbm_lookup.end(); ++it) {
- u32 time = it->first;
- std::vector<LoadingBlockModifierDef *> &lbm_list = it->second.lbm_list;
- for (std::vector<LoadingBlockModifierDef *>::iterator iit = lbm_list.begin();
- iit != lbm_list.end(); ++iit) {
+ for (const auto &it : m_lbm_lookup) {
+ u32 time = it.first;
+ const std::vector<LoadingBlockModifierDef *> &lbm_list = it.second.lbm_list;
+ for (const auto &lbm_def : lbm_list) {
// Don't add if the LBM runs at every load,
// then introducement time is hardcoded
// and doesn't need to be stored
- if ((*iit)->run_at_every_load)
+ if (lbm_def->run_at_every_load)
continue;
- oss << (*iit)->name << "~" << time << ";";
+ oss << lbm_def->name << "~" << time << ";";
}
}
return oss.str();
void LBMManager::applyLBMs(ServerEnvironment *env, MapBlock *block, u32 stamp)
{
// Precondition, we need m_lbm_lookup to be initialized
- FATAL_ERROR_IF(m_query_mode == false,
+ FATAL_ERROR_IF(!m_query_mode,
"attempted to query on non fully set up LBMManager");
v3s16 pos_of_block = block->getPosRelative();
v3s16 pos;
iit->second.lookup(c);
if (!lbm_list)
continue;
- for (std::vector<LoadingBlockModifierDef *>::const_iterator iit =
- lbm_list->begin(); iit != lbm_list->end(); ++iit) {
- (*iit)->trigger(env, pos + pos_of_block, n);
+ for (auto lbmdef : *lbm_list) {
+ lbmdef->trigger(env, pos + pos_of_block, n);
}
}
}
Create the new list
*/
std::set<v3s16> newlist = m_forceloaded_list;
- for(std::vector<v3s16>::iterator i = active_positions.begin();
- i != active_positions.end(); ++i)
- {
- fillRadiusBlock(*i, radius, newlist);
+ for (const v3s16 &active_position : active_positions) {
+ fillRadiusBlock(active_position, radius, newlist);
}
/*
Find out which blocks on the old list are not on the new list
*/
// Go through old list
- for(std::set<v3s16>::iterator i = m_list.begin();
- i != m_list.end(); ++i)
- {
- v3s16 p = *i;
+ for (v3s16 p : m_list) {
// If not on new list, it's been removed
- if(newlist.find(p) == newlist.end())
+ if (newlist.find(p) == newlist.end())
blocks_removed.insert(p);
}
Find out which blocks on the new list are not on the old list
*/
// Go through new list
- for(std::set<v3s16>::iterator i = newlist.begin();
- i != newlist.end(); ++i)
- {
- v3s16 p = *i;
+ for (v3s16 p : newlist) {
// If not on old list, it's been added
if(m_list.find(p) == m_list.end())
blocks_added.insert(p);
Update m_list
*/
m_list.clear();
- for(std::set<v3s16>::iterator i = newlist.begin();
- i != newlist.end(); ++i)
- {
- v3s16 p = *i;
+ for (v3s16 p : newlist) {
m_list.insert(p);
}
}
ServerEnvironment::ServerEnvironment(ServerMap *map,
ServerScripting *scriptIface, Server *server,
- const std::string &path_world) :
+ const std::string &path_world):
+ Environment(server),
m_map(map),
m_script(scriptIface),
m_server(server),
- m_path_world(path_world),
- m_send_recommended_timer(0),
- m_active_block_interval_overload_skip(0),
- m_game_time(0),
- m_game_time_fraction_counter(0),
- m_last_clear_objects_time(0),
- m_recommended_send_interval(0.1),
- m_max_lag_estimate(0.1)
+ m_path_world(path_world)
{
+ // Determine which database backend to use
+ std::string conf_path = path_world + DIR_DELIM + "world.mt";
+ Settings conf;
+ bool succeeded = conf.readConfigFile(conf_path.c_str());
+ if (!succeeded || !conf.exists("player_backend")) {
+ // fall back to files
+ conf.set("player_backend", "files");
+ warningstream << "/!\\ You are using old player file backend. "
+ << "This backend is deprecated and will be removed in next release /!\\"
+ << std::endl << "Switching to SQLite3 or PostgreSQL is advised, "
+ << "please read http://wiki.minetest.net/Database_backends." << std::endl;
+
+ if (!conf.updateConfigFile(conf_path.c_str())) {
+ errorstream << "ServerEnvironment::ServerEnvironment(): "
+ << "Failed to update world.mt!" << std::endl;
+ }
+ }
+
+ std::string name;
+ conf.getNoEx("player_backend", name);
+ m_player_database = openPlayerDatabase(name, path_world, conf);
}
ServerEnvironment::~ServerEnvironment()
m_map->drop();
// Delete ActiveBlockModifiers
- for (std::vector<ABMWithState>::iterator
- i = m_abms.begin(); i != m_abms.end(); ++i){
- delete i->abm;
+ for (ABMWithState &m_abm : m_abms) {
+ delete m_abm.abm;
}
// Deallocate players
- for (std::vector<RemotePlayer *>::iterator i = m_players.begin();
- i != m_players.end(); ++i) {
- delete (*i);
+ for (RemotePlayer *m_player : m_players) {
+ delete m_player;
}
+
+ delete m_player_database;
}
Map & ServerEnvironment::getMap()
return *m_map;
}
-RemotePlayer *ServerEnvironment::getPlayer(const u16 peer_id)
+RemotePlayer *ServerEnvironment::getPlayer(const session_t peer_id)
{
- for (std::vector<RemotePlayer *>::iterator i = m_players.begin();
- i != m_players.end(); ++i) {
- RemotePlayer *player = *i;
- if (player->peer_id == peer_id)
+ for (RemotePlayer *player : m_players) {
+ if (player->getPeerId() == peer_id)
return player;
}
return NULL;
RemotePlayer *ServerEnvironment::getPlayer(const char* name)
{
- for (std::vector<RemotePlayer *>::iterator i = m_players.begin();
- i != m_players.end(); ++i) {
- RemotePlayer *player = *i;
+ for (RemotePlayer *player : m_players) {
if (strcmp(player->getName(), name) == 0)
return player;
}
void ServerEnvironment::addPlayer(RemotePlayer *player)
{
- DSTACK(FUNCTION_NAME);
/*
Check that peer_ids are unique.
Also check that names are unique.
Exception: there can be multiple players with peer_id=0
*/
// If peer id is non-zero, it has to be unique.
- if (player->peer_id != 0)
- FATAL_ERROR_IF(getPlayer(player->peer_id) != NULL, "Peer id not unique");
+ if (player->getPeerId() != PEER_ID_INEXISTENT)
+ FATAL_ERROR_IF(getPlayer(player->getPeerId()) != NULL, "Peer id not unique");
// Name has to be unique.
FATAL_ERROR_IF(getPlayer(player->getName()) != NULL, "Player name not unique");
// Add.
}
}
+bool ServerEnvironment::removePlayerFromDatabase(const std::string &name)
+{
+ return m_player_database->removePlayer(name);
+}
+
bool ServerEnvironment::line_of_sight(v3f pos1, v3f pos2, float stepsize, v3s16 *p)
{
float distance = pos1.getDistanceFrom(pos2);
void ServerEnvironment::kickAllPlayers(AccessDeniedCode reason,
const std::string &str_reason, bool reconnect)
{
- for (std::vector<RemotePlayer *>::iterator it = m_players.begin();
- it != m_players.end(); ++it) {
- RemotePlayer *player = dynamic_cast<RemotePlayer *>(*it);
- m_server->DenyAccessVerCompliant(player->peer_id,
+ for (RemotePlayer *player : m_players) {
+ m_server->DenyAccessVerCompliant(player->getPeerId(),
player->protocol_version, reason, str_reason, reconnect);
}
}
void ServerEnvironment::saveLoadedPlayers()
{
- std::string players_path = m_path_world + DIR_DELIM "players";
+ std::string players_path = m_path_world + DIR_DELIM + "players";
fs::CreateDir(players_path);
- for (std::vector<RemotePlayer *>::iterator it = m_players.begin();
- it != m_players.end();
- ++it) {
- if ((*it)->checkModified() ||
- ((*it)->getPlayerSAO() && (*it)->getPlayerSAO()->extendedAttributesModified())) {
- (*it)->save(players_path, m_server);
+ for (RemotePlayer *player : m_players) {
+ if (player->checkModified() || (player->getPlayerSAO() &&
+ player->getPlayerSAO()->extendedAttributesModified())) {
+ try {
+ m_player_database->savePlayer(player);
+ } catch (DatabaseException &e) {
+ errorstream << "Failed to save player " << player->getName() << " exception: "
+ << e.what() << std::endl;
+ throw;
+ }
}
}
}
void ServerEnvironment::savePlayer(RemotePlayer *player)
{
- std::string players_path = m_path_world + DIR_DELIM "players";
- fs::CreateDir(players_path);
-
- player->save(players_path, m_server);
+ try {
+ m_player_database->savePlayer(player);
+ } catch (DatabaseException &e) {
+ errorstream << "Failed to save player " << player->getName() << " exception: "
+ << e.what() << std::endl;
+ throw;
+ }
}
-RemotePlayer *ServerEnvironment::loadPlayer(const std::string &playername, PlayerSAO *sao)
+PlayerSAO *ServerEnvironment::loadPlayer(RemotePlayer *player, bool *new_player,
+ session_t peer_id, bool is_singleplayer)
{
- bool newplayer = false;
- bool found = false;
- std::string players_path = m_path_world + DIR_DELIM "players" DIR_DELIM;
- std::string path = players_path + playername;
-
- RemotePlayer *player = getPlayer(playername.c_str());
- if (!player) {
- player = new RemotePlayer("", m_server->idef());
- newplayer = true;
- }
-
- for (u32 i = 0; i < PLAYER_FILE_ALTERNATE_TRIES; i++) {
- //// Open file and deserialize
- std::ifstream is(path.c_str(), std::ios_base::binary);
- if (!is.good())
- continue;
-
- player->deSerialize(is, path, sao);
- is.close();
-
- if (player->getName() == playername) {
- found = true;
- break;
+ PlayerSAO *playersao = new PlayerSAO(this, player, peer_id, is_singleplayer);
+ // Create player if it doesn't exist
+ if (!m_player_database->loadPlayer(player, playersao)) {
+ *new_player = true;
+ // Set player position
+ infostream << "Server: Finding spawn place for player \""
+ << player->getName() << "\"" << std::endl;
+ playersao->setBasePosition(m_server->findSpawnPos());
+
+ // Make sure the player is saved
+ player->setModified(true);
+ } else {
+ // If the player exists, ensure that they respawn inside legal bounds
+ // This fixes an assert crash when the player can't be added
+ // to the environment
+ ServerMap &map = getServerMap();
+ if (map.getMapgenParams()->saoPosOverLimit(playersao->getBasePosition())) {
+ actionstream << "Respawn position for player \""
+ << player->getName() << "\" outside limits, resetting" << std::endl;
+ playersao->setBasePosition(m_server->findSpawnPos());
}
-
- path = players_path + playername + itos(i);
}
- if (!found) {
- infostream << "Player file for player " << playername
- << " not found" << std::endl;
- if (newplayer)
- delete player;
+ // Add player to environment
+ addPlayer(player);
- return NULL;
- }
+ /* Clean up old HUD elements from previous sessions */
+ player->clearHud();
- if (newplayer) {
- addPlayer(player);
- }
- player->setModified(false);
- return player;
+ /* Add object to environment */
+ addActiveObject(playersao);
+
+ return playersao;
}
void ServerEnvironment::saveMeta()
}
setTimeOfDay(args.exists("time_of_day") ?
- // set day to morning by default
- args.getU64("time_of_day") : 9000);
+ // set day to early morning by default
+ args.getU64("time_of_day") : 5250);
m_last_clear_objects_time = args.exists("last_clear_objects_time") ?
// If missing, do as if clearObjects was never called
args.getU64("last_clear_objects_time") : 0;
- std::string lbm_introduction_times = "";
+ std::string lbm_introduction_times;
try {
u64 ver = args.getU64("lbm_introduction_times_version");
if (ver == 1) {
{
ActiveBlockModifier *abm;
int chance;
- std::set<content_t> required_neighbors;
+ std::vector<content_t> required_neighbors;
+ bool check_required_neighbors; // false if required_neighbors is known to be empty
};
class ABMHandler
if(dtime_s < 0.001)
return;
INodeDefManager *ndef = env->getGameDef()->ndef();
- for(std::vector<ABMWithState>::iterator
- i = abms.begin(); i != abms.end(); ++i) {
- ActiveBlockModifier *abm = i->abm;
+ for (ABMWithState &abmws : abms) {
+ ActiveBlockModifier *abm = abmws.abm;
float trigger_interval = abm->getTriggerInterval();
if(trigger_interval < 0.001)
trigger_interval = 0.001;
float actual_interval = dtime_s;
if(use_timers){
- i->timer += dtime_s;
- if(i->timer < trigger_interval)
+ abmws.timer += dtime_s;
+ if(abmws.timer < trigger_interval)
continue;
- i->timer -= trigger_interval;
+ abmws.timer -= trigger_interval;
actual_interval = trigger_interval;
}
float chance = abm->getTriggerChance();
chance = 1;
ActiveABM aabm;
aabm.abm = abm;
- if(abm->getSimpleCatchUp()) {
+ if (abm->getSimpleCatchUp()) {
float intervals = actual_interval / trigger_interval;
if(intervals == 0)
continue;
} else {
aabm.chance = chance;
}
+
// Trigger neighbors
- std::set<std::string> required_neighbors_s
- = abm->getRequiredNeighbors();
- for(std::set<std::string>::iterator
- i = required_neighbors_s.begin();
- i != required_neighbors_s.end(); ++i)
- {
- ndef->getIds(*i, aabm.required_neighbors);
+ const std::vector<std::string> &required_neighbors_s =
+ abm->getRequiredNeighbors();
+ for (const std::string &required_neighbor_s : required_neighbors_s) {
+ ndef->getIds(required_neighbor_s, aabm.required_neighbors);
}
+ aabm.check_required_neighbors = !required_neighbors_s.empty();
+
// Trigger contents
- std::set<std::string> contents_s = abm->getTriggerContents();
- for(std::set<std::string>::iterator
- i = contents_s.begin(); i != contents_s.end(); ++i)
- {
- std::set<content_t> ids;
- ndef->getIds(*i, ids);
- for(std::set<content_t>::const_iterator k = ids.begin();
- k != ids.end(); ++k)
- {
- content_t c = *k;
+ const std::vector<std::string> &contents_s = abm->getTriggerContents();
+ for (const std::string &content_s : contents_s) {
+ std::vector<content_t> ids;
+ ndef->getIds(content_s, ids);
+ for (content_t c : ids) {
if (c >= m_aabms.size())
m_aabms.resize(c + 256, NULL);
if (!m_aabms[c])
~ABMHandler()
{
- for (size_t i = 0; i < m_aabms.size(); i++)
- delete m_aabms[i];
+ for (auto &aabms : m_aabms)
+ delete aabms;
}
// Find out how many objects the given block and its neighbours contain.
continue;
v3s16 p = p0 + block->getPosRelative();
- for(std::vector<ActiveABM>::iterator
- i = m_aabms[c]->begin(); i != m_aabms[c]->end(); ++i) {
- if(myrand() % i->chance != 0)
+ for (ActiveABM &aabm : *m_aabms[c]) {
+ if (myrand() % aabm.chance != 0)
continue;
// Check neighbors
- if(!i->required_neighbors.empty())
- {
+ if (aabm.check_required_neighbors) {
v3s16 p1;
for(p1.X = p0.X-1; p1.X <= p0.X+1; p1.X++)
for(p1.Y = p0.Y-1; p1.Y <= p0.Y+1; p1.Y++)
MapNode n = map->getNodeNoEx(p1 + block->getPosRelative());
c = n.getContent();
}
- std::set<content_t>::const_iterator k;
- k = i->required_neighbors.find(c);
- if(k != i->required_neighbors.end()){
+ if (CONTAINS(aabm.required_neighbors, c))
goto neighbor_found;
- }
}
// No required neighbor found
continue;
neighbor_found:
// Call all the trigger variations
- i->abm->trigger(m_env, p, n);
- i->abm->trigger(m_env, p, n,
+ aabm.abm->trigger(m_env, p, n);
+ aabm.abm->trigger(m_env, p, n,
active_object_count, active_object_count_wider);
// Count surrounding objects again if the abms added any
block->m_node_timers.step((float)dtime_s);
if (!elapsed_timers.empty()) {
MapNode n;
- for (std::vector<NodeTimer>::iterator
- i = elapsed_timers.begin();
- i != elapsed_timers.end(); ++i){
- n = block->getNodeNoEx(i->position);
- v3s16 p = i->position + block->getPosRelative();
- if (m_script->node_on_timer(p, n, i->elapsed))
- block->setNodeTimer(NodeTimer(i->timeout, 0, i->position));
+ for (const NodeTimer &elapsed_timer : elapsed_timers) {
+ n = block->getNodeNoEx(elapsed_timer.position);
+ v3s16 p = elapsed_timer.position + block->getPosRelative();
+ if (m_script->node_on_timer(p, n, elapsed_timer.elapsed))
+ block->setNodeTimer(NodeTimer(elapsed_timer.timeout, 0,
+ elapsed_timer.position));
}
}
void ServerEnvironment::addActiveBlockModifier(ActiveBlockModifier *abm)
{
- m_abms.push_back(ABMWithState(abm));
+ m_abms.emplace_back(abm);
}
void ServerEnvironment::addLoadingBlockModifierDef(LoadingBlockModifierDef *lbm)
return true;
}
-void ServerEnvironment::getObjectsInsideRadius(std::vector<u16> &objects, v3f pos, float radius)
+void ServerEnvironment::getObjectsInsideRadius(std::vector<u16> &objects, v3f pos,
+ float radius)
{
- for (ActiveObjectMap::iterator i = m_active_objects.begin();
- i != m_active_objects.end(); ++i) {
- ServerActiveObject* obj = i->second;
- u16 id = i->first;
+ for (auto &activeObject : m_active_objects) {
+ ServerActiveObject* obj = activeObject.second;
+ u16 id = activeObject.first;
v3f objectpos = obj->getBasePosition();
if (objectpos.getDistanceFrom(pos) > radius)
continue;
infostream << "ServerEnvironment::clearObjects(): "
<< "Removing all active objects" << std::endl;
std::vector<u16> objects_to_remove;
- for (ActiveObjectMap::iterator i = m_active_objects.begin();
- i != m_active_objects.end(); ++i) {
- ServerActiveObject* obj = i->second;
+ for (auto &it : m_active_objects) {
+ u16 id = it.first;
+ ServerActiveObject* obj = it.second;
if (obj->getType() == ACTIVEOBJECT_TYPE_PLAYER)
continue;
- u16 id = i->first;
+
// Delete static object if block is loaded
- if (obj->m_static_exists) {
- MapBlock *block = m_map->getBlockNoCreateNoEx(obj->m_static_block);
- if (block) {
- block->m_static_objects.remove(id);
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- MOD_REASON_CLEAR_ALL_OBJECTS);
- obj->m_static_exists = false;
- }
- }
+ deleteStaticFromBlock(obj, id, MOD_REASON_CLEAR_ALL_OBJECTS, true);
+
// If known by some client, don't delete immediately
if (obj->m_known_by_count > 0) {
- obj->m_pending_deactivation = true;
- obj->m_removed = true;
+ obj->m_pending_removal = true;
continue;
}
}
// Remove references from m_active_objects
- for (std::vector<u16>::iterator i = objects_to_remove.begin();
- i != objects_to_remove.end(); ++i) {
- m_active_objects.erase(*i);
+ for (u16 i : objects_to_remove) {
+ m_active_objects.erase(i);
}
// Get list of loaded blocks
<< " blocks" << std::endl;
// Grab a reference on each loaded block to avoid unloading it
- for (std::vector<v3s16>::iterator i = loaded_blocks.begin();
- i != loaded_blocks.end(); ++i) {
- v3s16 p = *i;
+ for (v3s16 p : loaded_blocks) {
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
assert(block != NULL);
block->refGrab();
u32 num_blocks_checked = 0;
u32 num_blocks_cleared = 0;
u32 num_objs_cleared = 0;
- for (std::vector<v3s16>::iterator i = loadable_blocks.begin();
+ for (auto i = loadable_blocks.begin();
i != loadable_blocks.end(); ++i) {
v3s16 p = *i;
MapBlock *block = m_map->emergeBlock(p, false);
m_map->unloadUnreferencedBlocks();
// Drop references that were added above
- for (std::vector<v3s16>::iterator i = loaded_blocks.begin();
- i != loaded_blocks.end(); ++i) {
- v3s16 p = *i;
+ for (v3s16 p : loaded_blocks) {
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
assert(block);
block->refDrop();
void ServerEnvironment::step(float dtime)
{
- DSTACK(FUNCTION_NAME);
-
- //TimeTaker timer("ServerEnv step");
-
/* Step time of day */
stepTimeOfDay(dtime);
// Update this one
// NOTE: This is kind of funny on a singleplayer game, but doesn't
// really matter that much.
- static const float server_step = g_settings->getFloat("dedicated_server_step");
+ static thread_local const float server_step =
+ g_settings->getFloat("dedicated_server_step");
m_recommended_send_interval = server_step;
/*
*/
{
ScopeProfiler sp(g_profiler, "SEnv: handle players avg", SPT_AVG);
- for (std::vector<RemotePlayer *>::iterator i = m_players.begin();
- i != m_players.end(); ++i) {
- RemotePlayer *player = dynamic_cast<RemotePlayer *>(*i);
- assert(player);
-
+ for (RemotePlayer *player : m_players) {
// Ignore disconnected players
- if(player->peer_id == 0)
+ if (player->getPeerId() == PEER_ID_INEXISTENT)
continue;
// Move
- player->move(dtime, this, 100*BS);
+ player->move(dtime, this, 100 * BS);
}
}
Get player block positions
*/
std::vector<v3s16> players_blockpos;
- for (std::vector<RemotePlayer *>::iterator i = m_players.begin();
- i != m_players.end(); ++i) {
- RemotePlayer *player = dynamic_cast<RemotePlayer *>(*i);
- assert(player);
-
+ for (RemotePlayer *player: m_players) {
// Ignore disconnected players
- if (player->peer_id == 0)
+ if (player->getPeerId() == PEER_ID_INEXISTENT)
continue;
PlayerSAO *playersao = player->getPlayerSAO();
assert(playersao);
- v3s16 blockpos = getNodeBlockPos(
- floatToInt(playersao->getBasePosition(), BS));
- players_blockpos.push_back(blockpos);
+ players_blockpos.push_back(
+ getNodeBlockPos(floatToInt(playersao->getBasePosition(), BS)));
}
/*
Update list of active blocks, collecting changes
*/
- static const s16 active_block_range = g_settings->getS16("active_block_range");
+ static thread_local const s16 active_block_range =
+ g_settings->getS16("active_block_range");
std::set<v3s16> blocks_removed;
std::set<v3s16> blocks_added;
m_active_blocks.update(players_blockpos, active_block_range,
// Convert active objects that are no more in active blocks to static
deactivateFarObjects(false);
- for(std::set<v3s16>::iterator
- i = blocks_removed.begin();
- i != blocks_removed.end(); ++i) {
- v3s16 p = *i;
-
- /* infostream<<"Server: Block " << PP(p)
- << " became inactive"<<std::endl; */
-
+ for (const v3s16 &p: blocks_removed) {
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
- if(block==NULL)
+ if (!block)
continue;
// Set current time as timestamp (and let it set ChangedFlag)
Handle added blocks
*/
- for(std::set<v3s16>::iterator
- i = blocks_added.begin();
- i != blocks_added.end(); ++i)
- {
- v3s16 p = *i;
-
+ for (const v3s16 &p: blocks_added) {
MapBlock *block = m_map->getBlockOrEmerge(p);
- if(block==NULL){
+ if (!block) {
m_active_blocks.m_list.erase(p);
continue;
}
activateBlock(block);
- /* infostream<<"Server: Block " << PP(p)
- << " became active"<<std::endl; */
}
}
float dtime = m_cache_nodetimer_interval;
- for(std::set<v3s16>::iterator
- i = m_active_blocks.m_list.begin();
- i != m_active_blocks.m_list.end(); ++i)
- {
- v3s16 p = *i;
-
- /*infostream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
- <<") being handled"<<std::endl;*/
-
+ for (const v3s16 &p: m_active_blocks.m_list) {
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
- if(block==NULL)
+ if (!block)
continue;
// Reset block usage timer
MOD_REASON_BLOCK_EXPIRED);
// Run node timers
- std::vector<NodeTimer> elapsed_timers =
- block->m_node_timers.step((float)dtime);
+ std::vector<NodeTimer> elapsed_timers = block->m_node_timers.step(dtime);
if (!elapsed_timers.empty()) {
MapNode n;
- for (std::vector<NodeTimer>::iterator i = elapsed_timers.begin();
- i != elapsed_timers.end(); ++i) {
- n = block->getNodeNoEx(i->position);
- p = i->position + block->getPosRelative();
- if (m_script->node_on_timer(p, n, i->elapsed)) {
+ v3s16 p2;
+ for (const NodeTimer &elapsed_timer: elapsed_timers) {
+ n = block->getNodeNoEx(elapsed_timer.position);
+ p2 = elapsed_timer.position + block->getPosRelative();
+ if (m_script->node_on_timer(p2, n, elapsed_timer.elapsed)) {
block->setNodeTimer(NodeTimer(
- i->timeout, 0, i->position));
+ elapsed_timer.timeout, 0, elapsed_timer.position));
}
}
}
}
if (m_active_block_modifier_interval.step(dtime, m_cache_abm_interval))
- do{ // breakable
- if(m_active_block_interval_overload_skip > 0){
+ do { // breakable
+ if (m_active_block_interval_overload_skip > 0) {
ScopeProfiler sp(g_profiler, "SEnv: ABM overload skips");
m_active_block_interval_overload_skip--;
break;
// Initialize handling of ActiveBlockModifiers
ABMHandler abmhandler(m_abms, m_cache_abm_interval, this, true);
- for(std::set<v3s16>::iterator
- i = m_active_blocks.m_list.begin();
- i != m_active_blocks.m_list.end(); ++i)
- {
- v3s16 p = *i;
-
- /*infostream<<"Server: Block ("<<p.X<<","<<p.Y<<","<<p.Z
- <<") being handled"<<std::endl;*/
-
+ for (const v3s16 &p : m_active_blocks.m_list) {
MapBlock *block = m_map->getBlockNoCreateNoEx(p);
- if(block == NULL)
+ if (!block)
continue;
// Set current time as timestamp
u32 time_ms = timer.stop(true);
u32 max_time_ms = 200;
- if(time_ms > max_time_ms){
+ if (time_ms > max_time_ms) {
warningstream<<"active block modifiers took "
<<time_ms<<"ms (longer than "
<<max_time_ms<<"ms)"<<std::endl;
send_recommended = true;
}
- for(ActiveObjectMap::iterator i = m_active_objects.begin();
- i != m_active_objects.end(); ++i) {
- ServerActiveObject* obj = i->second;
- // Don't step if is to be removed or stored statically
- if(obj->m_removed || obj->m_pending_deactivation)
+ for (auto &ao_it : m_active_objects) {
+ ServerActiveObject* obj = ao_it.second;
+ if (obj->isGone())
continue;
+
// Step object
obj->step(dtime, send_recommended);
// Read messages from object
- while(!obj->m_messages_out.empty())
- {
- m_active_object_messages.push(
- obj->m_messages_out.front());
+ while (!obj->m_messages_out.empty()) {
+ m_active_object_messages.push(obj->m_messages_out.front());
obj->m_messages_out.pop();
}
}
/*
Manage active objects
*/
- if(m_object_management_interval.step(dtime, 0.5))
- {
+ if (m_object_management_interval.step(dtime, 0.5)) {
ScopeProfiler sp(g_profiler, "SEnv: remove removed objs avg /.5s", SPT_AVG);
- /*
- Remove objects that satisfy (m_removed && m_known_by_count==0)
- */
removeRemovedObjects();
}
Manage particle spawner expiration
*/
if (m_particle_management_interval.step(dtime, 1.0)) {
- for (UNORDERED_MAP<u32, float>::iterator i = m_particle_spawners.begin();
+ for (std::unordered_map<u32, float>::iterator i = m_particle_spawners.begin();
i != m_particle_spawners.end(); ) {
//non expiring spawners
if (i->second == PARTICLE_SPAWNER_NO_EXPIRY) {
u32 id = 0;
for (;;) { // look for unused particlespawner id
id++;
- UNORDERED_MAP<u32, float>::iterator f = m_particle_spawners.find(id);
+ std::unordered_map<u32, float>::iterator f = m_particle_spawners.find(id);
if (f == m_particle_spawners.end()) {
m_particle_spawners[id] = time;
break;
void ServerEnvironment::deleteParticleSpawner(u32 id, bool remove_from_object)
{
m_particle_spawners.erase(id);
- UNORDERED_MAP<u32, u16>::iterator it = m_particle_spawner_attachments.find(id);
+ const auto &it = m_particle_spawner_attachments.find(id);
if (it != m_particle_spawner_attachments.end()) {
- u16 obj_id = (*it).second;
+ u16 obj_id = it->second;
ServerActiveObject *sao = getActiveObject(obj_id);
if (sao != NULL && remove_from_object) {
sao->detachParticleSpawner(id);
ServerActiveObject* ServerEnvironment::getActiveObject(u16 id)
{
- ActiveObjectMap::iterator n = m_active_objects.find(id);
+ ServerActiveObjectMap::const_iterator n = m_active_objects.find(id);
return (n != m_active_objects.end() ? n->second : NULL);
}
-bool isFreeServerActiveObjectId(u16 id, ActiveObjectMap &objects)
+bool isFreeServerActiveObjectId(u16 id, ServerActiveObjectMap &objects)
{
if (id == 0)
return false;
return objects.find(id) == objects.end();
}
-u16 getFreeServerActiveObjectId(ActiveObjectMap &objects)
+u16 getFreeServerActiveObjectId(ServerActiveObjectMap &objects)
{
//try to reuse id's as late as possible
static u16 last_used_id = 0;
player_radius_f = 0;
/*
Go through the object list,
- - discard m_removed objects,
+ - discard removed/deactivated objects,
- discard objects that are too far away,
- discard objects that are found in current_objects.
- add remaining objects to added_objects
*/
- for (ActiveObjectMap::iterator i = m_active_objects.begin();
- i != m_active_objects.end(); ++i) {
- u16 id = i->first;
+ for (auto &ao_it : m_active_objects) {
+ u16 id = ao_it.first;
// Get object
- ServerActiveObject *object = i->second;
+ ServerActiveObject *object = ao_it.second;
if (object == NULL)
continue;
- // Discard if removed or deactivating
- if(object->m_removed || object->m_pending_deactivation)
+ if (object->isGone())
continue;
f32 distance_f = object->getBasePosition().
/*
Go through current_objects; object is removed if:
- object is not found in m_active_objects (this is actually an
- error condition; objects should be set m_removed=true and removed
- only after all clients have been informed about removal), or
- - object has m_removed=true, or
+ error condition; objects should be removed only after all clients
+ have been informed about removal), or
+ - object is to be removed or deactivated, or
- object is too far away
*/
- for(std::set<u16>::iterator
- i = current_objects.begin();
- i != current_objects.end(); ++i)
- {
- u16 id = *i;
+ for (u16 id : current_objects) {
ServerActiveObject *object = getActiveObject(id);
if (object == NULL) {
continue;
}
- if (object->m_removed || object->m_pending_deactivation) {
+ if (object->isGone()) {
removed_objects.push(id);
continue;
}
if (!block)
return;
- for (std::map<u16, StaticObject>::iterator
- so_it = block->m_static_objects.m_active.begin();
- so_it != block->m_static_objects.m_active.end(); ++so_it) {
+ for (auto &so_it : block->m_static_objects.m_active) {
// Get the ServerActiveObject counterpart to this StaticObject
- ActiveObjectMap::iterator ao_it = m_active_objects.find(so_it->first);
+ ServerActiveObjectMap::const_iterator ao_it = m_active_objects.find(so_it.first);
if (ao_it == m_active_objects.end()) {
// If this ever happens, there must be some kind of nasty bug.
errorstream << "ServerEnvironment::setStaticForObjectsInBlock(): "
return message;
}
+void ServerEnvironment::getSelectedActiveObjects(
+ const core::line3d<f32> &shootline_on_map,
+ std::vector<PointedThing> &objects)
+{
+ std::vector<u16> objectIds;
+ getObjectsInsideRadius(objectIds, shootline_on_map.start,
+ shootline_on_map.getLength() + 10.0f);
+ const v3f line_vector = shootline_on_map.getVector();
+
+ for (u16 objectId : objectIds) {
+ ServerActiveObject* obj = getActiveObject(objectId);
+
+ aabb3f selection_box;
+ if (!obj->getSelectionBox(&selection_box))
+ continue;
+
+ v3f pos = obj->getBasePosition();
+
+ aabb3f offsetted_box(selection_box.MinEdge + pos,
+ selection_box.MaxEdge + pos);
+
+ v3f current_intersection;
+ v3s16 current_normal;
+ if (boxLineCollision(offsetted_box, shootline_on_map.start, line_vector,
+ ¤t_intersection, ¤t_normal)) {
+ objects.emplace_back(
+ (s16) objectId, current_intersection, current_normal,
+ (current_intersection - shootline_on_map.start).getLengthSQ());
+ }
+ }
+}
+
/*
************ Private methods *************
*/
{
// Add static object to active static list of the block
v3f objectpos = object->getBasePosition();
- std::string staticdata = "";
+ std::string staticdata;
object->getStaticData(&staticdata);
StaticObject s_obj(object->getType(), objectpos, staticdata);
// Add to the block where the object is located in
}
/*
- Remove objects that satisfy (m_removed && m_known_by_count==0)
+ Remove objects that satisfy (isGone() && m_known_by_count==0)
*/
void ServerEnvironment::removeRemovedObjects()
{
std::vector<u16> objects_to_remove;
- for(ActiveObjectMap::iterator i = m_active_objects.begin();
- i != m_active_objects.end(); ++i) {
- u16 id = i->first;
- ServerActiveObject* obj = i->second;
+ for (auto &ao_it : m_active_objects) {
+ u16 id = ao_it.first;
+ ServerActiveObject* obj = ao_it.second;
+
// This shouldn't happen but check it
- if(obj == NULL)
- {
- infostream<<"NULL object found in ServerEnvironment"
- <<" while finding removed objects. id="<<id<<std::endl;
- // Id to be removed from m_active_objects
+ if (!obj) {
+ errorstream << "ServerEnvironment::removeRemovedObjects(): "
+ << "NULL object found. id=" << id << std::endl;
objects_to_remove.push_back(id);
continue;
}
/*
- We will delete objects that are marked as removed or thatare
- waiting for deletion after deactivation
+ We will handle objects marked for removal or deactivation
*/
- if (!obj->m_removed && !obj->m_pending_deactivation)
+ if (!obj->isGone())
continue;
/*
- Delete static data from block if is marked as removed
+ Delete static data from block if removed
*/
- if(obj->m_static_exists && obj->m_removed)
- {
- MapBlock *block = m_map->emergeBlock(obj->m_static_block, false);
- if (block) {
- block->m_static_objects.remove(id);
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- MOD_REASON_REMOVE_OBJECTS_REMOVE);
- obj->m_static_exists = false;
- } else {
- infostream<<"Failed to emerge block from which an object to "
- <<"be removed was loaded from. id="<<id<<std::endl;
- }
- }
+ if (obj->m_pending_removal)
+ deleteStaticFromBlock(obj, id, MOD_REASON_REMOVE_OBJECTS_REMOVE, false);
- // If m_known_by_count > 0, don't actually remove. On some future
+ // If still known by clients, don't actually remove. On some future
// invocation this will be 0, which is when removal will continue.
if(obj->m_known_by_count > 0)
continue;
/*
- Move static data from active to stored if not marked as removed
+ Move static data from active to stored if deactivated
*/
- if(obj->m_static_exists && !obj->m_removed){
+ if (!obj->m_pending_removal && obj->m_static_exists) {
MapBlock *block = m_map->emergeBlock(obj->m_static_block, false);
if (block) {
std::map<u16, StaticObject>::iterator i =
block->m_static_objects.m_active.find(id);
- if(i != block->m_static_objects.m_active.end()){
+ if (i != block->m_static_objects.m_active.end()) {
block->m_static_objects.m_stored.push_back(i->second);
block->m_static_objects.m_active.erase(id);
block->raiseModified(MOD_STATE_WRITE_NEEDED,
MOD_REASON_REMOVE_OBJECTS_DEACTIVATE);
+ } else {
+ warningstream << "ServerEnvironment::removeRemovedObjects(): "
+ << "id=" << id << " m_static_exists=true but "
+ << "static data doesn't actually exist in "
+ << PP(obj->m_static_block) << std::endl;
}
} else {
- infostream<<"Failed to emerge block from which an object to "
- <<"be deactivated was loaded from. id="<<id<<std::endl;
+ infostream << "Failed to emerge block from which an object to "
+ << "be deactivated was loaded from. id=" << id << std::endl;
}
}
if(obj->environmentDeletes())
delete obj;
- // Id to be removed from m_active_objects
objects_to_remove.push_back(id);
}
// Remove references from m_active_objects
- for(std::vector<u16>::iterator i = objects_to_remove.begin();
- i != objects_to_remove.end(); ++i) {
- m_active_objects.erase(*i);
+ for (u16 i : objects_to_remove) {
+ m_active_objects.erase(i);
}
}
// Activate stored objects
std::vector<StaticObject> new_stored;
- for (std::vector<StaticObject>::iterator
- i = block->m_static_objects.m_stored.begin();
- i != block->m_static_objects.m_stored.end(); ++i) {
- StaticObject &s_obj = *i;
-
+ for (const StaticObject &s_obj : block->m_static_objects.m_stored) {
// Create an active object from the data
ServerActiveObject *obj = ServerActiveObject::create
((ActiveObjectType) s_obj.type, this, 0, s_obj.pos, s_obj.data);
// This will also add the object to the active static list
addActiveObjectRaw(obj, false, dtime_s);
}
+
// Clear stored list
block->m_static_objects.m_stored.clear();
// Add leftover failed stuff to stored list
- for(std::vector<StaticObject>::iterator
- i = new_stored.begin();
- i != new_stored.end(); ++i) {
- StaticObject &s_obj = *i;
+ for (const StaticObject &s_obj : new_stored) {
block->m_static_objects.m_stored.push_back(s_obj);
}
- // Turn the active counterparts of activated objects not pending for
- // deactivation
- for(std::map<u16, StaticObject>::iterator
- i = block->m_static_objects.m_active.begin();
- i != block->m_static_objects.m_active.end(); ++i)
- {
- u16 id = i->first;
- ServerActiveObject *object = getActiveObject(id);
- assert(object);
- object->m_pending_deactivation = false;
- }
-
/*
Note: Block hasn't really been modified here.
The objects have just been activated and moved from the stored
void ServerEnvironment::deactivateFarObjects(bool _force_delete)
{
std::vector<u16> objects_to_remove;
- for(ActiveObjectMap::iterator i = m_active_objects.begin();
- i != m_active_objects.end(); ++i) {
+ for (auto &ao_it : m_active_objects) {
// force_delete might be overriden per object
bool force_delete = _force_delete;
- ServerActiveObject* obj = i->second;
+ ServerActiveObject* obj = ao_it.second;
assert(obj);
// Do not deactivate if static data creation not allowed
if(!force_delete && !obj->isStaticAllowed())
continue;
- // If pending deactivation, let removeRemovedObjects() do it
- if(!force_delete && obj->m_pending_deactivation)
+ // removeRemovedObjects() is responsible for these
+ if(!force_delete && obj->isGone())
continue;
- u16 id = i->first;
+ u16 id = ao_it.first;
v3f objectpos = obj->getBasePosition();
// The block in which the object resides in
!m_active_blocks.contains(obj->m_static_block) &&
m_active_blocks.contains(blockpos_o))
{
- v3s16 old_static_block = obj->m_static_block;
+ // Delete from block where object was located
+ deleteStaticFromBlock(obj, id, MOD_REASON_STATIC_DATA_REMOVED, false);
- // Save to block where object is located
- MapBlock *block = m_map->emergeBlock(blockpos_o, false);
- if(!block){
- errorstream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"Could not save object id="<<id
- <<" to it's current block "<<PP(blockpos_o)
- <<std::endl;
- continue;
- }
- std::string staticdata_new = "";
+ std::string staticdata_new;
obj->getStaticData(&staticdata_new);
StaticObject s_obj(obj->getType(), objectpos, staticdata_new);
- block->m_static_objects.insert(id, s_obj);
- obj->m_static_block = blockpos_o;
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- MOD_REASON_STATIC_DATA_ADDED);
+ // Save to block where object is located
+ saveStaticToBlock(blockpos_o, id, obj, s_obj, MOD_REASON_STATIC_DATA_ADDED);
- // Delete from block where object was located
- block = m_map->emergeBlock(old_static_block, false);
- if(!block){
- errorstream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"Could not delete object id="<<id
- <<" from it's previous block "<<PP(old_static_block)
- <<std::endl;
- continue;
- }
- block->m_static_objects.remove(id);
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- MOD_REASON_STATIC_DATA_REMOVED);
continue;
}
- // If block is active, don't remove
+ // If block is still active, don't remove
if(!force_delete && m_active_blocks.contains(blockpos_o))
continue;
- verbosestream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"deactivating object id="<<id<<" on inactive block "
- <<PP(blockpos_o)<<std::endl;
+ verbosestream << "ServerEnvironment::deactivateFarObjects(): "
+ << "deactivating object id=" << id << " on inactive block "
+ << PP(blockpos_o) << std::endl;
// If known by some client, don't immediately delete.
bool pending_delete = (obj->m_known_by_count > 0 && !force_delete);
/*
Update the static data
*/
-
if(obj->isStaticAllowed())
{
// Create new static object
- std::string staticdata_new = "";
+ std::string staticdata_new;
obj->getStaticData(&staticdata_new);
StaticObject s_obj(obj->getType(), objectpos, staticdata_new);
bool stays_in_same_block = false;
bool data_changed = true;
+ // Check if static data has changed considerably
if (obj->m_static_exists) {
if (obj->m_static_block == blockpos_o)
stays_in_same_block = true;
(static_old.pos - objectpos).getLength() < save_movem)
data_changed = false;
} else {
- errorstream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"id="<<id<<" m_static_exists=true but "
- <<"static data doesn't actually exist in "
- <<PP(obj->m_static_block)<<std::endl;
+ warningstream << "ServerEnvironment::deactivateFarObjects(): "
+ << "id=" << id << " m_static_exists=true but "
+ << "static data doesn't actually exist in "
+ << PP(obj->m_static_block) << std::endl;
}
}
}
+ /*
+ While changes are always saved, blocks are only marked as modified
+ if the object has moved or different staticdata. (see above)
+ */
bool shall_be_written = (!stays_in_same_block || data_changed);
+ u32 reason = shall_be_written ? MOD_REASON_STATIC_DATA_CHANGED : MOD_REASON_UNKNOWN;
// Delete old static object
- if(obj->m_static_exists)
- {
- MapBlock *block = m_map->emergeBlock(obj->m_static_block, false);
- if(block)
- {
- block->m_static_objects.remove(id);
- obj->m_static_exists = false;
- // Only mark block as modified if data changed considerably
- if(shall_be_written)
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- MOD_REASON_STATIC_DATA_CHANGED);
- }
- }
+ deleteStaticFromBlock(obj, id, reason, false);
// Add to the block where the object is located in
v3s16 blockpos = getNodeBlockPos(floatToInt(objectpos, BS));
- // Get or generate the block
- MapBlock *block = NULL;
- try{
- block = m_map->emergeBlock(blockpos);
- } catch(InvalidPositionException &e){
- // Handled via NULL pointer
- // NOTE: emergeBlock's failure is usually determined by it
- // actually returning NULL
- }
-
- if(block)
- {
- if (block->m_static_objects.m_stored.size() >= g_settings->getU16("max_objects_per_block")) {
- warningstream << "ServerEnv: Trying to store id = " << obj->getId()
- << " statically but block " << PP(blockpos)
- << " already contains "
- << block->m_static_objects.m_stored.size()
- << " objects."
- << " Forcing delete." << std::endl;
- force_delete = true;
- } else {
- // If static counterpart already exists in target block,
- // remove it first.
- // This shouldn't happen because the object is removed from
- // the previous block before this according to
- // obj->m_static_block, but happens rarely for some unknown
- // reason. Unsuccessful attempts have been made to find
- // said reason.
- if(id && block->m_static_objects.m_active.find(id) != block->m_static_objects.m_active.end()){
- warningstream<<"ServerEnv: Performing hack #83274"
- <<std::endl;
- block->m_static_objects.remove(id);
- }
- // Store static data
- u16 store_id = pending_delete ? id : 0;
- block->m_static_objects.insert(store_id, s_obj);
-
- // Only mark block as modified if data changed considerably
- if(shall_be_written)
- block->raiseModified(MOD_STATE_WRITE_NEEDED,
- MOD_REASON_STATIC_DATA_CHANGED);
-
- obj->m_static_exists = true;
- obj->m_static_block = block->getPos();
- }
- }
- else{
- if(!force_delete){
- v3s16 p = floatToInt(objectpos, BS);
- errorstream<<"ServerEnv: Could not find or generate "
- <<"a block for storing id="<<obj->getId()
- <<" statically (pos="<<PP(p)<<")"<<std::endl;
- continue;
- }
- }
+ u16 store_id = pending_delete ? id : 0;
+ if (!saveStaticToBlock(blockpos, store_id, obj, s_obj, reason))
+ force_delete = true;
}
/*
If known by some client, set pending deactivation.
Otherwise delete it immediately.
*/
-
if(pending_delete && !force_delete)
{
- verbosestream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"object id="<<id<<" is known by clients"
- <<"; not deleting yet"<<std::endl;
+ verbosestream << "ServerEnvironment::deactivateFarObjects(): "
+ << "object id=" << id << " is known by clients"
+ << "; not deleting yet" << std::endl;
obj->m_pending_deactivation = true;
continue;
}
-
- verbosestream<<"ServerEnvironment::deactivateFarObjects(): "
- <<"object id="<<id<<" is not known by clients"
- <<"; deleting"<<std::endl;
+ verbosestream << "ServerEnvironment::deactivateFarObjects(): "
+ << "object id=" << id << " is not known by clients"
+ << "; deleting" << std::endl;
// Tell the object about removal
obj->removingFromEnvironment();
}
// Remove references from m_active_objects
- for(std::vector<u16>::iterator i = objects_to_remove.begin();
- i != objects_to_remove.end(); ++i) {
- m_active_objects.erase(*i);
+ for (u16 i : objects_to_remove) {
+ m_active_objects.erase(i);
+ }
+}
+
+void ServerEnvironment::deleteStaticFromBlock(
+ ServerActiveObject *obj, u16 id, u32 mod_reason, bool no_emerge)
+{
+ if (!obj->m_static_exists)
+ return;
+
+ MapBlock *block;
+ if (no_emerge)
+ block = m_map->getBlockNoCreateNoEx(obj->m_static_block);
+ else
+ block = m_map->emergeBlock(obj->m_static_block, false);
+ if (!block) {
+ if (!no_emerge)
+ errorstream << "ServerEnv: Failed to emerge block " << PP(obj->m_static_block)
+ << " when deleting static data of object from it. id=" << id << std::endl;
+ return;
+ }
+
+ block->m_static_objects.remove(id);
+ if (mod_reason != MOD_REASON_UNKNOWN) // Do not mark as modified if requested
+ block->raiseModified(MOD_STATE_WRITE_NEEDED, mod_reason);
+
+ obj->m_static_exists = false;
+}
+
+bool ServerEnvironment::saveStaticToBlock(
+ v3s16 blockpos, u16 store_id,
+ ServerActiveObject *obj, const StaticObject &s_obj,
+ u32 mod_reason)
+{
+ MapBlock *block = nullptr;
+ try {
+ block = m_map->emergeBlock(blockpos);
+ } catch (InvalidPositionException &e) {
+ // Handled via NULL pointer
+ // NOTE: emergeBlock's failure is usually determined by it
+ // actually returning NULL
+ }
+
+ if (!block) {
+ errorstream << "ServerEnv: Failed to emerge block " << PP(obj->m_static_block)
+ << " when saving static data of object to it. id=" << store_id << std::endl;
+ return false;
+ }
+ if (block->m_static_objects.m_stored.size() >= g_settings->getU16("max_objects_per_block")) {
+ warningstream << "ServerEnv: Trying to store id = " << store_id
+ << " statically but block " << PP(blockpos)
+ << " already contains "
+ << block->m_static_objects.m_stored.size()
+ << " objects." << std::endl;
+ return false;
+ }
+
+ block->m_static_objects.insert(store_id, s_obj);
+ if (mod_reason != MOD_REASON_UNKNOWN) // Do not mark as modified if requested
+ block->raiseModified(MOD_STATE_WRITE_NEEDED, mod_reason);
+
+ obj->m_static_exists = true;
+ obj->m_static_block = blockpos;
+
+ return true;
+}
+
+PlayerDatabase *ServerEnvironment::openPlayerDatabase(const std::string &name,
+ const std::string &savedir, const Settings &conf)
+{
+
+ if (name == "sqlite3")
+ return new PlayerDatabaseSQLite3(savedir);
+
+ if (name == "dummy")
+ return new Database_Dummy();
+#if USE_POSTGRESQL
+ if (name == "postgresql") {
+ std::string connect_string;
+ conf.getNoEx("pgsql_player_connection", connect_string);
+ return new PlayerDatabasePostgreSQL(connect_string);
+ }
+#endif
+ if (name == "files")
+ return new PlayerDatabaseFiles(savedir + DIR_DELIM + "players");
+
+ throw BaseException(std::string("Database backend ") + name + " not supported.");
+}
+
+bool ServerEnvironment::migratePlayersDatabase(const GameParams &game_params,
+ const Settings &cmd_args)
+{
+ std::string migrate_to = cmd_args.get("migrate-players");
+ Settings world_mt;
+ std::string world_mt_path = game_params.world_path + DIR_DELIM + "world.mt";
+ if (!world_mt.readConfigFile(world_mt_path.c_str())) {
+ errorstream << "Cannot read world.mt!" << std::endl;
+ return false;
+ }
+
+ if (!world_mt.exists("player_backend")) {
+ errorstream << "Please specify your current backend in world.mt:"
+ << std::endl
+ << " player_backend = {files|sqlite3|postgresql}"
+ << std::endl;
+ return false;
+ }
+
+ std::string backend = world_mt.get("player_backend");
+ if (backend == migrate_to) {
+ errorstream << "Cannot migrate: new backend is same"
+ << " as the old one" << std::endl;
+ return false;
+ }
+
+ const std::string players_backup_path = game_params.world_path + DIR_DELIM
+ + "players.bak";
+
+ if (backend == "files") {
+ // Create backup directory
+ fs::CreateDir(players_backup_path);
}
+
+ try {
+ PlayerDatabase *srcdb = ServerEnvironment::openPlayerDatabase(backend,
+ game_params.world_path, world_mt);
+ PlayerDatabase *dstdb = ServerEnvironment::openPlayerDatabase(migrate_to,
+ game_params.world_path, world_mt);
+
+ std::vector<std::string> player_list;
+ srcdb->listPlayers(player_list);
+ for (std::vector<std::string>::const_iterator it = player_list.begin();
+ it != player_list.end(); ++it) {
+ actionstream << "Migrating player " << it->c_str() << std::endl;
+ RemotePlayer player(it->c_str(), NULL);
+ PlayerSAO playerSAO(NULL, &player, 15000, false);
+
+ srcdb->loadPlayer(&player, &playerSAO);
+
+ playerSAO.finalize(&player, std::set<std::string>());
+ player.setPlayerSAO(&playerSAO);
+
+ dstdb->savePlayer(&player);
+
+ // For files source, move player files to backup dir
+ if (backend == "files") {
+ fs::Rename(
+ game_params.world_path + DIR_DELIM + "players" + DIR_DELIM + (*it),
+ players_backup_path + DIR_DELIM + (*it));
+ }
+ }
+
+ actionstream << "Successfully migrated " << player_list.size() << " players"
+ << std::endl;
+ world_mt.set("player_backend", migrate_to);
+ if (!world_mt.updateConfigFile(world_mt_path.c_str()))
+ errorstream << "Failed to update world.mt!" << std::endl;
+ else
+ actionstream << "world.mt updated" << std::endl;
+
+ // When migration is finished from file backend, remove players directory if empty
+ if (backend == "files") {
+ fs::DeleteSingleFileOrEmptyDirectory(game_params.world_path + DIR_DELIM
+ + "players");
+ }
+
+ delete srcdb;
+ delete dstdb;
+
+ } catch (BaseException &e) {
+ errorstream << "An error occured during migration: " << e.what() << std::endl;
+ return false;
+ }
+ return true;
}
projects / minetest.git / blobdiff