void Server::handleCommand_Damage(NetworkPacket* pkt) {
//const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
u8 damage = packet[TOSERVER_DAMAGE_VALUE].as<u8>();
if(g_settings->getBool("enable_damage")) {
actionstream << player->getName() << " damaged by "
<< (int)damage << " hp at " << PP(player->getPosition() / BS)
<< std::endl;
playersao->setHP(playersao->getHP() - damage);
SendPlayerHPOrDie(playersao);
stat.add("damage", player->getName(), damage);
}
}
void Server::handleCommand_RemovedSounds(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
std::vector<s32> removed_ids;
packet[TOSERVER_REMOVED_SOUNDS_IDS].convert(removed_ids);
for (auto & id : removed_ids) {
std::map<s32, ServerPlayingSound>::iterator i =
m_playing_sounds.find(id);
if(i == m_playing_sounds.end())
continue;
ServerPlayingSound &psound = i->second;
psound.clients.erase(peer_id);
if(psound.clients.empty())
m_playing_sounds.erase(i);
}
}
void Server::SendPlayerBreath(u16 peer_id)
{
DSTACK(FUNCTION_NAME);
PlayerSAO *playersao = getPlayerSAO(peer_id);
if (!playersao)
return;
m_script->player_event(playersao, "breath_changed");
SendBreath(peer_id, playersao->getBreath());
}
void Server::SendPlayerHP(u16 peer_id)
{
DSTACK(FUNCTION_NAME);
PlayerSAO *playersao = getPlayerSAO(peer_id);
if (!playersao)
return;
SendHP(peer_id, playersao->getHP());
m_script->player_event(playersao,"health_changed");
// Send to other clients
std::string str = gob_cmd_punched(playersao->readDamage(), playersao->getHP());
ActiveObjectMessage aom(playersao->getId(), true, str);
playersao->m_messages_out.push(aom);
}
void Server::handleCommand_PlayerItem(NetworkPacket* pkt) {
//const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
u16 item = packet[TOSERVER_PLAYERITEM_VALUE].as<u16>();
playersao->setWieldIndex(item);
}
void Server::handleCommand_Drawcontrol(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto client = getClient(peer_id);
auto lock = client->lock_unique_rec();
client->wanted_range = packet[TOSERVER_DRAWCONTROL_WANTED_RANGE].as<u32>();
client->range_all = packet[TOSERVER_DRAWCONTROL_RANGE_ALL].as<u32>();
client->farmesh = packet[TOSERVER_DRAWCONTROL_FARMESH].as<u8>();
client->fov = packet[TOSERVER_DRAWCONTROL_FOV].as<f32>();
//client->block_overflow = packet[TOSERVER_DRAWCONTROL_BLOCK_OVERFLOW].as<bool>();
}
void Server::handleCommand_InventoryFields(NetworkPacket* pkt) {
//const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
std::string formname;
std::map<std::string, std::string> fields;
packet[TOSERVER_INVENTORY_FIELDS_FORMNAME].convert(formname);
packet[TOSERVER_INVENTORY_FIELDS_DATA].convert(fields);
m_script->on_playerReceiveFields(playersao, formname, fields);
}
void Server::handleCommand_Respawn(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
//auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
if(!player->isDead())
return;
RespawnPlayer(peer_id);
actionstream << player->getName() << " respawns at "
<< PP(player->getPosition() / BS) << std::endl;
// ActiveObject is added to environment in AsyncRunStep after
// the previous addition has been successfully removed
}
void Server::handleCommand_Breath(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
/*
* If player is dead, we don't need to update the breath
* He is dead !
*/
if (!player->isDead()) {
playersao->setBreath(packet[TOSERVER_BREATH_VALUE].as<u16>());
SendPlayerBreath(peer_id);
}
}
void Server::handleCommand_NodeMetaFields(NetworkPacket* pkt) {
//const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
v3s16 p = packet[TOSERVER_NODEMETA_FIELDS_POS].as<v3s16>();
std::string formname = packet[TOSERVER_NODEMETA_FIELDS_FORMNAME].as<std::string>();
std::map<std::string, std::string> fields;
packet[TOSERVER_NODEMETA_FIELDS_DATA].convert(fields);
// If something goes wrong, this player is to blame
RollbackScopeActor rollback_scope(m_rollback,
std::string("player:") + player->getName());
// Check the target node for rollback data; leave others unnoticed
RollbackNode rn_old(&m_env->getMap(), p, this);
m_script->node_on_receive_fields(p, formname, fields, playersao);
// Report rollback data
RollbackNode rn_new(&m_env->getMap(), p, this);
if(rollback() && rn_new != rn_old) {
RollbackAction action;
action.setSetNode(p, rn_old, rn_new);
rollback()->reportAction(action);
}
}
void Server::handleCommand_Interact(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
u8 action;
u16 item_i;
PointedThing pointed;
packet[TOSERVER_INTERACT_ACTION].convert(action);
packet[TOSERVER_INTERACT_ITEM].convert(item_i);
packet[TOSERVER_INTERACT_POINTED_THING].convert(pointed);
if(player->hp == 0) {
verbosestream << "TOSERVER_INTERACT: " << player->getName()
<< " tried to interact, but is dead!" << std::endl;
return;
}
MAP_NOTHREAD_LOCK((&m_env->getMap()));
v3f player_pos = playersao->getLastGoodPosition();
// Update wielded item
playersao->setWieldIndex(item_i);
// Get pointed to node (undefined if not POINTEDTYPE_NODE)
v3s16 p_under = pointed.node_undersurface;
v3s16 p_above = pointed.node_abovesurface;
// Get pointed to object (NULL if not POINTEDTYPE_OBJECT)
ServerActiveObject *pointed_object = NULL;
if(pointed.type == POINTEDTHING_OBJECT) {
pointed_object = m_env->getActiveObject(pointed.object_id);
if(pointed_object == NULL) {
verbosestream << "TOSERVER_INTERACT: "
"pointed object is NULL" << std::endl;
return;
}
}
v3f pointed_pos_under = player_pos;
v3f pointed_pos_above = player_pos;
if(pointed.type == POINTEDTHING_NODE) {
pointed_pos_under = intToFloat(p_under, BS);
pointed_pos_above = intToFloat(p_above, BS);
} else if(pointed.type == POINTEDTHING_OBJECT) {
pointed_pos_under = pointed_object->getBasePosition();
pointed_pos_above = pointed_pos_under;
}
/*
Check that target is reasonably close
(only when digging or placing things)
*/
static const bool enable_anticheat = !g_settings->getBool("disable_anticheat");
if ((action == 0 || action == 2 || action == 3) &&
(enable_anticheat && !isSingleplayer())) {
float d = player_pos.getDistanceFrom(pointed_pos_under);
float max_d = BS * 14; // Just some large enough value
if(d > max_d) {
actionstream << "Player " << player->getName()
<< " tried to access " << pointed.dump()
<< " from too far: "
<< "d=" << d << ", max_d=" << max_d
<< ". ignoring." << std::endl;
// Re-send block to revert change on client-side
RemoteClient *client = getClient(peer_id);
v3s16 blockpos = getNodeBlockPos(floatToInt(pointed_pos_under, BS));
client->SetBlockNotSent(blockpos);
// Call callbacks
m_script->on_cheat(playersao, "interacted_too_far");
// Do nothing else
return;
}
}
/*
Make sure the player is allowed to do it
*/
if(!checkPriv(player->getName(), "interact")) {
actionstream << player->getName() << " attempted to interact with "
<< pointed.dump() << " without 'interact' privilege"
<< std::endl;
// Re-send block to revert change on client-side
RemoteClient *client = getClient(peer_id);
// Digging completed -> under
if(action == 2) {
v3s16 blockpos = getNodeBlockPos(floatToInt(pointed_pos_under, BS));
client->SetBlockNotSent(blockpos);
}
// Placement -> above
if(action == 3) {
v3s16 blockpos = getNodeBlockPos(floatToInt(pointed_pos_above, BS));
client->SetBlockNotSent(blockpos);
}
stat.add("interact_denied", player->getName());
return;
}
/*
If something goes wrong, this player is to blame
*/
RollbackScopeActor rollback_scope(m_rollback,
std::string("player:") + player->getName());
/*
0: start digging or punch object
*/
if(action == 0) {
if(pointed.type == POINTEDTHING_NODE) {
/*
NOTE: This can be used in the future to check if
somebody is cheating, by checking the timing.
*/
MapNode n = m_env->getMap().getNode(p_under);
if (!n) {
infostream << "Server: Not punching: Node not found."
<< " Adding block to emerge queue."
<< std::endl;
m_emerge->enqueueBlockEmerge(peer_id, getNodeBlockPos(p_above), false);
}
if(n.getContent() != CONTENT_IGNORE)
m_script->node_on_punch(p_under, n, playersao, pointed);
// Cheat prevention
playersao->noCheatDigStart(p_under);
} else if(pointed.type == POINTEDTHING_OBJECT) {
// Skip if object has been removed
if(pointed_object->m_removed)
return;
actionstream << player->getName() << " punches object "
<< pointed.object_id << ": "
<< pointed_object->getDescription() << std::endl;
ItemStack punchitem = playersao->getWieldedItem();
ToolCapabilities toolcap =
punchitem.getToolCapabilities(m_itemdef);
v3f dir = (pointed_object->getBasePosition() -
(player->getPosition() + player->getEyeOffset())
).normalize();
float time_from_last_punch =
playersao->resetTimeFromLastPunch();
s16 src_original_hp = pointed_object->getHP();
s16 dst_origin_hp = playersao->getHP();
pointed_object->punch(dir, &toolcap, playersao,
time_from_last_punch);
// If the object is a player and its HP changed
if (src_original_hp != pointed_object->getHP() &&
pointed_object->getType() == ACTIVEOBJECT_TYPE_PLAYER) {
SendPlayerHPOrDie(((PlayerSAO*)pointed_object));
}
// If the puncher is a player and its HP changed
if (dst_origin_hp != playersao->getHP()) {
SendPlayerHPOrDie(playersao);
}
stat.add("punch", player->getName());
}
} // action == 0
/*
1: stop digging
*/
else if(action == 1) {
} // action == 1
/*
2: Digging completed
*/
else if(action == 2) {
// Only digging of nodes
if(pointed.type == POINTEDTHING_NODE) {
MapNode n = m_env->getMap().getNode(p_under);
if (!n) {
infostream << "Server: Not finishing digging: Node not found."
<< " Adding block to emerge queue."
<< std::endl;
m_emerge->enqueueBlockEmerge(peer_id, getNodeBlockPos(p_above), false);
}
/* Cheat prevention */
bool is_valid_dig = true;
if (enable_anticheat && !isSingleplayer()) {
v3s16 nocheat_p = playersao->getNoCheatDigPos();
float nocheat_t = playersao->getNoCheatDigTime();
playersao->noCheatDigEnd();
// If player didn't start digging this, ignore dig
if(nocheat_p != p_under) {
infostream << "Server: NoCheat: " << player->getName()
<< " started digging "
<< PP(nocheat_p) << " and completed digging "
<< PP(p_under) << "; not digging." << std::endl;
is_valid_dig = false;
// Call callbacks
m_script->on_cheat(playersao, "finished_unknown_dig");
}
// Get player's wielded item
ItemStack playeritem;
InventoryList *mlist = playersao->getInventory()->getList("main");
if(mlist != NULL)
playeritem = mlist->getItem(playersao->getWieldIndex());
ToolCapabilities playeritem_toolcap =
playeritem.getToolCapabilities(m_itemdef);
// Get diggability and expected digging time
DigParams params = getDigParams(m_nodedef->get(n).groups,
&playeritem_toolcap);
// If can't dig, try hand
if(!params.diggable) {
const ItemDefinition &hand = m_itemdef->get("");
const ToolCapabilities *tp = hand.tool_capabilities;
if(tp)
params = getDigParams(m_nodedef->get(n).groups, tp);
}
// If can't dig, ignore dig
if(!params.diggable) {
infostream << "Server: NoCheat: " << player->getName()
<< " completed digging " << PP(p_under)
<< ", which is not diggable with tool. not digging."
<< std::endl;
is_valid_dig = false;
// Call callbacks
m_script->on_cheat(playersao, "dug_unbreakable");
}
// Check digging time
// If already invalidated, we don't have to
if(!is_valid_dig) {
// Well not our problem then
}
// Clean and long dig
else if(params.time > 2.0 && nocheat_t * 1.2 > params.time) {
// All is good, but grab time from pool; don't care if
// it's actually available
playersao->getDigPool().grab(params.time);
}
// Short or laggy dig
// Try getting the time from pool
else if(playersao->getDigPool().grab(params.time)) {
// All is good
}
// Dig not possible
else {
infostream << "Server: NoCheat: " << player->getName()
<< " completed digging " << PP(p_under)
<< "too fast; not digging." << std::endl;
is_valid_dig = false;
// Call callbacks
m_script->on_cheat(playersao, "dug_too_fast");
}
}
/* Actually dig node */
if(is_valid_dig && n.getContent() != CONTENT_IGNORE) {
m_script->node_on_dig(p_under, n, playersao);
stat.add("dig", player->getName());
stat.add("dig_" + m_nodedef->get(n).name , player->getName());
}
v3s16 blockpos = getNodeBlockPos(floatToInt(pointed_pos_under, BS));
RemoteClient *client = getClient(peer_id);
// Send unusual result (that is, node not being removed)
if(m_env->getMap().getNode(p_under).getContent() != CONTENT_AIR) {
// Re-send block to revert change on client-side
client->SetBlockNotSent(blockpos);
} else {
client->ResendBlockIfOnWire(blockpos);
}
m_env->nodeUpdate(p_under, 5, 0);
}
} // action == 2
/*
3: place block or right-click object
*/
else if(action == 3) {
ItemStack item = playersao->getWieldedItem();
// Reset build time counter
if(pointed.type == POINTEDTHING_NODE &&
item.getDefinition(m_itemdef).type == ITEM_NODE)
getClient(peer_id)->m_time_from_building = 0.0;
if(pointed.type == POINTEDTHING_OBJECT) {
// Right click object
// Skip if object has been removed
if(pointed_object->m_removed)
return;
/* android bug - too many
actionstream<<player->getName()<<" right-clicks object "
<<pointed.object_id<<": "
<<pointed_object->getDescription()<<std::endl;
*/
// Do stuff
pointed_object->rightClick(playersao);
} else if(m_script->item_OnPlace(
item, playersao, pointed)) {
// Placement was handled in lua
// Apply returned ItemStack
if (playersao->setWieldedItem(item)) {
SendInventory(playersao);
}
stat.add("place", player->getName());
//stat.add("place_" + item.name, player->getName());
}
// If item has node placement prediction, always send the
// blocks to make sure the client knows what exactly happened
RemoteClient *client = getClient(peer_id);
v3s16 blockpos = getNodeBlockPos(floatToInt(pointed_pos_above, BS));
v3s16 blockpos2 = getNodeBlockPos(floatToInt(pointed_pos_under, BS));
if(item.getDefinition(m_itemdef).node_placement_prediction != "") {
client->SetBlockNotSent(blockpos);
if(blockpos2 != blockpos) {
client->SetBlockNotSent(blockpos2);
}
} else {
client->ResendBlockIfOnWire(blockpos);
if(blockpos2 != blockpos) {
client->ResendBlockIfOnWire(blockpos2);
}
}
m_env->nodeUpdate(p_under, 5, 0);
} // action == 3
/*
4: use
*/
else if(action == 4) {
ItemStack item = playersao->getWieldedItem();
actionstream << player->getName() << " uses " << item.name
<< ", pointing at " << pointed.dump() << std::endl;
if(m_script->item_OnUse(
item, playersao, pointed)) {
// Apply returned ItemStack
if (playersao->setWieldedItem(item)) {
SendInventory(playersao);
}
stat.add("use", player->getName());
stat.add("use_" + item.name, player->getName());
m_env->nodeUpdate(p_under, 5, 0);
}
} // action == 4
/*
5: rightclick air
*/
else if (action == 5) {
ItemStack item = playersao->getWieldedItem();
actionstream << player->getName() << " activates "
<< item.name << std::endl;
if (m_script->item_OnSecondaryUse(
item, playersao)) {
if( playersao->setWieldedItem(item)) {
SendInventory(playersao);
}
}
}
/*
Catch invalid actions
*/
else {
infostream << "WARNING: Server: Invalid action "
<< action << std::endl;
}
}
void Server::handleCommand_ChatMessage(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
std::string message = packet[TOSERVER_CHAT_MESSAGE_DATA].as<std::string>();
// If something goes wrong, this player is to blame
RollbackScopeActor rollback_scope(m_rollback,
std::string("player:") + player->getName());
// Get player name of this client
std::string name = player->getName();
// Run script hook
bool ate = m_script->on_chat_message(name, message);
// If script ate the message, don't proceed
if(ate)
return;
// Line to send to players
std::string line;
// Whether to send to other players
bool send_to_others = false;
// Commands are implemented in Lua, so only catch invalid
// commands that were not "eaten" and send an error back
if(message[0] == '/') {
message = message.substr(1);
if(message.length() == 0)
line += "-!- Empty command";
else
// TODO: str_split(message, ' ')[0]
line += "-!- Invalid command: " + message;
} else {
if(checkPriv(player->getName(), "shout")) {
line += "<";
if (name.size() > 25) {
auto cutted = name;
cutted.resize(25);
line += cutted + ".";
} else {
line += name;
}
line += "> ";
line += message;
send_to_others = true;
} else
line += "-!- You don't have permission to shout.";
}
if(!line.empty()) {
if(send_to_others) {
stat.add("chat", name);
actionstream << "CHAT: " << line << std::endl;
SendChatMessage(PEER_ID_INEXISTENT, line);
} else
SendChatMessage(peer_id, line);
}
}
void Server::handleCommand_InventoryAction(NetworkPacket* pkt) {
//const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
std::string datastring;
packet[TOSERVER_INVENTORY_ACTION_DATA].convert(datastring);
std::istringstream is(datastring, std::ios_base::binary);
// Create an action
InventoryAction *a = InventoryAction::deSerialize(is);
if(a == NULL) {
infostream << "TOSERVER_INVENTORY_ACTION: "
<< "InventoryAction::deSerialize() returned NULL"
<< std::endl;
return;
}
// If something goes wrong, this player is to blame
RollbackScopeActor rollback_scope(m_rollback,
std::string("player:") + player->getName());
/*
Note: Always set inventory not sent, to repair cases
where the client made a bad prediction.
*/
/*
Handle restrictions and special cases of the move action
*/
if(a->getType() == IACTION_MOVE) {
IMoveAction *ma = (IMoveAction*)a;
ma->from_inv.applyCurrentPlayer(player->getName());
ma->to_inv.applyCurrentPlayer(player->getName());
setInventoryModified(ma->from_inv, false);
setInventoryModified(ma->to_inv, false);
bool from_inv_is_current_player =
(ma->from_inv.type == InventoryLocation::PLAYER) &&
(ma->from_inv.name == player->getName());
bool to_inv_is_current_player =
(ma->to_inv.type == InventoryLocation::PLAYER) &&
(ma->to_inv.name == player->getName());
/*
Disable moving items out of craftpreview
*/
if(ma->from_list == "craftpreview") {
infostream << "Ignoring IMoveAction from "
<< (ma->from_inv.dump()) << ":" << ma->from_list
<< " to " << (ma->to_inv.dump()) << ":" << ma->to_list
<< " because src is " << ma->from_list << std::endl;
delete a;
return;
}
/*
Disable moving items into craftresult and craftpreview
*/
if(ma->to_list == "craftpreview" || ma->to_list == "craftresult") {
infostream << "Ignoring IMoveAction from "
<< (ma->from_inv.dump()) << ":" << ma->from_list
<< " to " << (ma->to_inv.dump()) << ":" << ma->to_list
<< " because dst is " << ma->to_list << std::endl;
delete a;
return;
}
// Disallow moving items in elsewhere than player's inventory
// if not allowed to interact
if(!checkPriv(player->getName(), "interact") &&
(!from_inv_is_current_player ||
!to_inv_is_current_player)) {
infostream << "Cannot move outside of player's inventory: "
<< "No interact privilege" << std::endl;
delete a;
return;
}
}
/*
Handle restrictions and special cases of the drop action
*/
else if(a->getType() == IACTION_DROP) {
IDropAction *da = (IDropAction*)a;
da->from_inv.applyCurrentPlayer(player->getName());
setInventoryModified(da->from_inv, false);
/*
Disable dropping items out of craftpreview
*/
if(da->from_list == "craftpreview") {
infostream << "Ignoring IDropAction from "
<< (da->from_inv.dump()) << ":" << da->from_list
<< " because src is " << da->from_list << std::endl;
delete a;
return;
}
// Disallow dropping items if not allowed to interact
if(!checkPriv(player->getName(), "interact")) {
delete a;
return;
}
stat.add("drop", player->getName());
}
/*
Handle restrictions and special cases of the craft action
*/
else if(a->getType() == IACTION_CRAFT) {
ICraftAction *ca = (ICraftAction*)a;
ca->craft_inv.applyCurrentPlayer(player->getName());
setInventoryModified(ca->craft_inv, false);
//bool craft_inv_is_current_player =
// (ca->craft_inv.type == InventoryLocation::PLAYER) &&
// (ca->craft_inv.name == player->getName());
// Disallow crafting if not allowed to interact
if(!checkPriv(player->getName(), "interact")) {
infostream << "Cannot craft: "
<< "No interact privilege" << std::endl;
delete a;
return;
}
stat.add("craft", player->getName());
}
// Do the action
a->apply(this, playersao, this);
// Eat the action
delete a;
SendInventory(playersao);
}
void Server::handleCommand_PlayerPos(NetworkPacket* pkt) {
const auto peer_id = pkt->getPeerId();
auto & packet = *(pkt->packet);
auto player = m_env->getPlayer(pkt->getPeerId());
if (!player) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
auto playersao = player->getPlayerSAO();
if (!playersao) {
m_con.DisconnectPeer(pkt->getPeerId());
return;
}
// If player is dead we don't care of this packet
if (player->hp != 0 && playersao->m_ms_from_last_respawn > 1000)
player->setPosition(packet[TOSERVER_PLAYERPOS_POSITION].as<v3f>());
player->setSpeed(packet[TOSERVER_PLAYERPOS_SPEED].as<v3f>());
player->setPitch(modulo360f(packet[TOSERVER_PLAYERPOS_PITCH].as<f32>()));
player->setYaw(modulo360f(packet[TOSERVER_PLAYERPOS_YAW].as<f32>()));
u32 keyPressed = packet[TOSERVER_PLAYERPOS_KEY_PRESSED].as<u32>();
player->keyPressed = keyPressed;
{
std::lock_guard<Mutex> lock(player->control_mutex);
player->control.up = (bool)(keyPressed & 1);
player->control.down = (bool)(keyPressed & 2);
player->control.left = (bool)(keyPressed & 4);
player->control.right = (bool)(keyPressed & 8);
player->control.jump = (bool)(keyPressed & 16);
player->control.aux1 = (bool)(keyPressed & 32);
player->control.sneak = (bool)(keyPressed & 64);
player->control.LMB = (bool)(keyPressed & 128);
player->control.RMB = (bool)(keyPressed & 256);
}
auto old_pos = playersao->m_last_good_position;
if(playersao->checkMovementCheat()) {
// Call callbacks
m_script->on_cheat(playersao, "moved_too_fast");
SendMovePlayer(peer_id);
} else if (playersao->m_ms_from_last_respawn > 3000) {
auto dist = (old_pos / BS).getDistanceFrom(playersao->m_last_good_position / BS);
if (dist)
stat.add("move", playersao->getPlayer()->getName(), dist);
}
if (playersao->m_ms_from_last_respawn > 2000) {
auto obj = playersao; // copypasted from server step:
auto uptime = m_uptime.get();
if (!obj->m_uptime_last) // not very good place, but minimum modifications
obj->m_uptime_last = uptime - 0.1;
if (uptime - obj->m_uptime_last > 0.5) {
obj->step(uptime - obj->m_uptime_last, true); //todo: maybe limit count per time
obj->m_uptime_last = uptime;
}
}
/*infostream<<"Server::ProcessData(): Moved player "<<peer_id<<" to "
<<"("<<position.X<<","<<position.Y<<","<<position.Z<<")"
<<" pitch="<<pitch<<" yaw="<<yaw<<std::endl;*/
}