void sendDialogMessage(Player* player, QString& message, QString NPCName, quint16 iconId)
{
QByteArray data(1,0);
data[0] = 0x11; // Request number
data += stringToData(message);
data += stringToData(NPCName);
data += (quint8)(iconId&0xFF);
data += (quint8)((iconId>>8)&0xFF);
sendMessage(player,MsgUserReliableOrdered4, data);
}
void sendChatMessage(Player* player, QString message, QString author, quint8 chatType)
{
QByteArray idAndAccess(5,0);
idAndAccess[0] = player->pony.netviewId;
idAndAccess[1] = player->pony.netviewId << 8;
idAndAccess[2] = player->pony.netviewId << 16;
idAndAccess[3] = player->pony.netviewId << 24;
idAndAccess[4] = 0x0; // Access level
QByteArray data(2,0);
data[0] = 0xf; // RPC ID
data[1] = chatType;
data += stringToData(author);
data += stringToData(message);
data += idAndAccess;
sendMessage(player,MsgUserReliableOrdered4,data); // Sends a 46
}
void Pony::saveInventory()
{
win.logMsg(QObject::tr("%1 UDP: Saving Inventory for %2 (%3)").arg(LOG_INFO).arg(QString().setNum(netviewId)).arg(owner->name));
QDir playerPath(QDir::currentPath());
playerPath.cd("data");
playerPath.cd("players");
playerPath.mkdir(owner->name.toLatin1());
QFile file(QDir::currentPath()+"/data/players/"+owner->name.toLatin1()+"/inventory.lpd");
if (!file.open(QIODevice::ReadWrite))
{
win.logMsg(QObject::tr("%1 UDP: Error Saving Inventory for %2 (%3)").arg(LOG_SEVERE).arg(QString().setNum(netviewId)).arg(owner->name));
return;
}
QByteArray invData = file.readAll();
// Try to find an existing entry for this pony, if found delete it. Then go at the end.
for (int i=0; i<invData.size();)
{
// Read the name
QString entryName = dataToString(invData.mid(i));
int nameSize = entryName.size()+getVUint32Size(invData.mid(i));
//win.logMessage("saveInventory : Reading entry "+entryName);
quint8 invSize = invData[i+nameSize+4];
quint8 wornSize = invData[i+nameSize+4+1+invSize*9]; // Serialized sizeof InventoryItem is 9
if (entryName == this->name) // Delete the entry, we'll rewrite it at the end
{
invData.remove(i,nameSize+4+1+invSize*9+1+wornSize*5);
break;
}
else // Skip this entry
i += nameSize+4+1+invSize*9+1+wornSize*5;
}
// Now add our data at the end of the file
QByteArray newEntry = stringToData(this->name);
newEntry += uint32ToData(nBits);
newEntry += uint8ToData(inv.size());
for (const InventoryItem& item : inv)
{
newEntry += uint8ToData(item.index);
newEntry += uint32ToData(item.id);
newEntry += uint32ToData(item.amount);
}
newEntry += uint8ToData(wornItm.size());
for (const WearableItem& item : wornItm)
{
newEntry += uint8ToData(item.index);
newEntry += uint32ToData(item.id);
}
invData += newEntry;
file.resize(0);
file.write(invData);
file.close();
}
void sendAddViewAddShop(Player* player, Pony* npcShop)
{
QByteArray data;
data += 0x0A; // AddView RPC
data += uint16ToData(npcShop->netviewId);
data += uint16ToData(npcShop->netviewId);
//data += uint16ToData(player->pony.netviewId);
data += stringToData("AddShop");
sendMessage(player, MsgUserReliableOrdered6, data);
}
void sendDialogOptions(Player* player, QList<QString>& answers)
{
QByteArray data(5,0);
data[0] = 0xC; // Request number
data[1] = (quint8)(answers.size()&0xFF);
data[2] = (quint8)((answers.size()>>8)&0xFF);
data[3] = (quint8)((answers.size()>>16)&0xFF);
data[4] = (quint8)((answers.size()>>24)&0xFF);
for (int i=0; i<answers.size(); i++)
data += stringToData(answers[i]);
sendMessage(player,MsgUserReliableOrdered4, data);
}
void Pony::saveQuests()
{
win.logMessage("UDP: Saving quests for "+QString().setNum(netviewId)+" ("+owner->name+")", udpTag);
QDir playerPath(QDir::currentPath());
playerPath.cd("data");
playerPath.cd("players");
playerPath.mkdir(owner->name.toLatin1());
QFile file(QDir::currentPath()+"/data/players/"+owner->name.toLatin1()+"/quests.dat");
if (!file.open(QIODevice::ReadWrite))
{
win.logMessage("Error saving quests for "+QString().setNum(netviewId)+" ("+owner->name+")", udpTag);
return;
}
QByteArray questData = file.readAll();
// Try to find an existing entry for this pony, if found delete it. Then go at the end.
for (int i=0; i<questData.size();)
{
// Read the name
QString entryName = dataToString(questData.mid(i));
int nameSize = entryName.size()+getVUint32Size(questData.mid(i));
//win.logMessage("saveQuests : Reading entry "+entryName);
quint16 entryDataSize = 4 * dataToUint16(questData.mid(i+nameSize));
if (entryName == this->name) // Delete the entry, we'll rewrite it at the end
{
questData.remove(i,nameSize+entryDataSize+2);
break;
}
else
i += nameSize+entryDataSize+2;
}
// Now add our data at the end of the file
QByteArray newEntry = stringToData(this->name);
newEntry += (quint8)(quests.size() & 0xFF);
newEntry += (quint8)((quests.size() >> 8) & 0xFF);
for (const Quest& quest : quests)
{
newEntry += (quint8)(quest.id & 0xFF);
newEntry += (quint8)((quest.id >> 8) & 0xFF);
newEntry += (quint8)(quest.state & 0xFF);
newEntry += (quint8)((quest.state >> 8) & 0xFF);
}
questData += newEntry;
file.resize(0);
file.write(questData);
file.close();
}
void sendNetviewInstantiate(Player *player, QString key, quint16 ViewId, quint16 OwnerId, UVector pos, UQuaternion rot)
{
QByteArray data(1,1);
data += stringToData(key);
QByteArray data2(4,0);
data2[0]=ViewId;
data2[1]=ViewId>>8;
data2[2]=OwnerId;
data2[3]=OwnerId>>8;
data += data2;
data += vectorToData(pos);
data += quaternionToData(rot);
sendMessage(player, MsgUserReliableOrdered6, data);
}
void sendBeginShop(Player* player, Pony* npcShop)
{
QByteArray data;
data += uint16ToData(npcShop->netviewId);
data += 0x16; // BeginShop
data += uint32ToData(npcShop->inv.size());
for (const InventoryItem& item : npcShop->inv)
{
data += uint32ToData(item.id);
data += uint32ToData(item.amount);
}
data += stringToData("Wearable Items");
sendMessage(player, MsgUserReliableOrdered18, data);
}
void sendLoadSceneRPC(Player* player, QString sceneName) // Loads a scene and send to the default spawn
{
win.logMessage(QString("UDP: Loading scene \"") + sceneName + "\" on "+QString().setNum(player->pony.netviewId));
Vortex vortex = findVortex(sceneName, 0);
if (vortex.destName.isEmpty())
{
win.logMessage("UDP: Scene not in vortex DB. Aborting scene load.");
return;
}
Scene* scene = findScene(sceneName);
Scene* oldScene = findScene(player->pony.sceneName);
if (scene->name.isEmpty() || oldScene->name.isEmpty())
{
win.logMessage("UDP: Can't find the scene, aborting");
return;
}
// Update scene players
//win.logMessage("sendLoadSceneRPC: locking");
levelLoadMutex.lock();
player->inGame=1;
player->pony.pos = vortex.destPos;
player->pony.sceneName = sceneName;
player->lastValidReceivedAnimation.clear(); // Changing scenes resets animations
Player::removePlayer(oldScene->players, player->IP, player->port);
if (oldScene->name != sceneName)
{
// Send remove RPC to the other players of the old scene
for (int i=0; i<oldScene->players.size(); i++)
sendNetviewRemove(oldScene->players[i], player->pony.netviewId);
// Send instantiate to the players of the new scene
for (int i=0; i<scene->players.size(); i++)
if (scene->players[i]->inGame>=2)
sendNetviewInstantiate(player, scene->players[i]);
}
scene->players << player;
QByteArray data(1,5);
data += stringToData(sceneName);
sendMessage(player,MsgUserReliableOrdered6,data); // Sends a 48
//win.logMessage("sendLoadSceneRPC: unlocking");
levelLoadMutex.unlock();
}
void Player::savePonies(Player *player, QList<Pony> ponies)
{
win.logMessage("UDP: Saving ponies for "+QString().setNum(player->pony.netviewId)+" ("+player->name+")", sysTag);
QDir playerPath(QDir::currentPath());
playerPath.cd("data");
playerPath.cd("players");
playerPath.mkdir(player->name.toLatin1());
QFile file(QDir::currentPath()+"/data/players/"+player->name.toLatin1()+"/ponies.dat");
file.open(QIODevice::ReadWrite | QIODevice::Truncate);
for (int i=0; i<ponies.size(); i++)
{
file.write(ponies[i].ponyData);
file.write(vectorToData(ponies[i].pos));
file.write(stringToData(ponies[i].sceneName.toLower()));
}
}
void sendNetviewInstantiate(Player *player)
{
win.logMessage("UDP: Send instantiate for/to "+QString().setNum(player->pony.netviewId));
QByteArray data(1,1);
data += stringToData("PlayerBase");
QByteArray data2(4,0);
data2[0]=player->pony.netviewId;
data2[1]=player->pony.netviewId>>8;
data2[2]=player->pony.id;
data2[3]=player->pony.id>>8;
data += data2;
data += vectorToData(player->pony.pos);
data += quaternionToData(player->pony.rot);
sendMessage(player, MsgUserReliableOrdered6, data);
win.logMessage(QString("Instantiate at ")+QString().setNum(player->pony.pos.x)+" "
+QString().setNum(player->pony.pos.y)+" "
+QString().setNum(player->pony.pos.z));
}
void sendLoadSceneRPC(Player* player, QString sceneName, UVector pos) // Loads a scene and send to the given pos
{
win.logMessage(QString(QString("UDP: Loading scene \"")+sceneName
+"\" to "+QString().setNum(player->pony.netviewId)
+" at "+QString().setNum(pos.x)+" "
+QString().setNum(pos.y)+" "
+QString().setNum(pos.z)));
Scene* scene = findScene(sceneName);
Scene* oldScene = findScene(player->pony.sceneName);
if (scene->name.isEmpty() || oldScene->name.isEmpty())
{
win.logMessage("UDP: Can't find the scene, aborting");
return;
}
// Update scene players
//win.logMessage("sendLoadSceneRPC pos: locking");
levelLoadMutex.lock();
player->inGame=1;
player->pony.pos = pos;
player->pony.sceneName = sceneName.toLower();
player->lastValidReceivedAnimation.clear(); // Changing scenes resets animations
Player::removePlayer(oldScene->players, player->IP, player->port);
if (oldScene->name.toLower() != sceneName.toLower())
{
// Send remove RPC to the other players of the old scene
for (int i=0; i<oldScene->players.size(); i++)
sendNetviewRemove(oldScene->players[i], player->pony.netviewId);
// Send instantiate to the players of the new scene
for (int i=0; i<scene->players.size(); i++)
if (scene->players[i]->inGame>=2)
sendNetviewInstantiate(&player->pony, scene->players[i]);
}
scene->players << player;
QByteArray data(1,5);
data += stringToData(sceneName.toLower());
sendMessage(player,MsgUserReliableOrdered6,data); // Sends a 48
//win.logMessage("sendLoadSceneRPC pos: unlocking");
levelLoadMutex.unlock();
}
void sendNetviewInstantiate(Player *src, Player *dst)
{
win.logMessage("UDP: Send instantiate for "+QString().setNum(src->pony.netviewId)
+" to "+QString().setNum(dst->pony.netviewId));
QByteArray data(1,1);
data += stringToData("PlayerBase");
QByteArray data2(4,0);
data2[0]=src->pony.netviewId;
data2[1]=src->pony.netviewId>>8;
data2[2]=src->pony.id;
data2[3]=src->pony.id>>8;
data += data2;
data += vectorToData(src->pony.pos);
data += quaternionToData(src->pony.rot);
sendMessage(dst, MsgUserReliableOrdered6, data);
//win.logMessage(QString("Instantiate at ")+QString().setNum(rSrc.pony.pos.x)+" "
// +QString().setNum(rSrc.pony.pos.y)+" "
// +QString().setNum(rSrc.pony.pos.z));
}
void receiveMessage(Player* player)
{
QByteArray msg = *(player->receivedDatas);
int msgSize=5 + (((unsigned char)msg[3]) + (((unsigned char)msg[4]) << 8))/8;
#if UDP_SIMULATE_PACKETLOSS
if (qrand() % 100 <= UDP_RECV_PERCENT_DROPPED)
{
//app.logMessage("UDP: Received packet dropped !");
*(player->receivedDatas) = player->receivedDatas->mid(msgSize);
if (player->receivedDatas->size())
receiveMessage(player);
return; // When we're done with the recursion, we still need to skip this message.
}
else
{
//app.logMessage("UDP: Received packet got through !");
}
#endif
// Check the sequence (seq) of the received messag
if ((unsigned char)msg[0] >= MsgUserReliableOrdered1 && (unsigned char)msg[0] <= MsgUserReliableOrdered32)
{
quint16 seq = (quint8)msg[1] + ((quint8)msg[2]<<8);
quint8 channel = ((unsigned char)msg[0])-MsgUserReliableOrdered1;
if (seq <= player->udpRecvSequenceNumbers[channel] && player->udpRecvSequenceNumbers[channel]!=0)
{
// If this is a missing packet, accept it
MessageHead missingMsg;
missingMsg.channel = channel;
missingMsg.seq = seq;
if (player->udpRecvMissing.contains(missingMsg))
{
logMessage(QObject::tr("UDP: Processing retransmission (-%1) from %2")
.arg(player->udpRecvSequenceNumbers[channel]-seq).arg(player->pony.netviewId));
for (int i=0; i<player->udpRecvMissing.size(); i++)
if (player->udpRecvMissing[i] == missingMsg)
player->udpRecvMissing.remove(i);
}
else
{
// We already processed this packet, we should discard it
#if DEBUG_LOG
app.logMessage("UDP: Discarding double message (-"+QString().setNum(player->udpRecvSequenceNumbers[channel]-seq)
+") from "+QString().setNum(player->pony.netviewId));
app.logMessage("UDP: Message was : "+QString(player->receivedDatas->left(msgSize).toHex().data()));
#endif
player->nReceivedDups++;
if (player->nReceivedDups >= 100) // Kick the player if he's infinite-looping on us
{
logMessage(QObject::tr("UDP: Kicking %1 : Too many packet dups").arg(player->pony.netviewId));
sendMessage(player,MsgDisconnect, "You were kicked for lagging the server, sorry. You can login again.");
Player::disconnectPlayerCleanup(player); // Save game and remove the player
return;
}
*(player->receivedDatas) = player->receivedDatas->mid(msgSize);
// Ack if needed, so that the client knows to move on already.
if ((unsigned char)msg[0] >= MsgUserReliableOrdered1 && (unsigned char)msg[0] <= MsgUserReliableOrdered32) // UserReliableOrdered
{
#if DEBUG_LOG
app.logMessage("UDP: ACKing discarded message");
#endif
QByteArray data(3,0);
data[0] = (quint8)(msg[0]); // ack type
data[1] = (quint8)(((quint8)msg[1])/2); // seq
data[2] = (quint8)(((quint8)msg[2])/2); // seq
sendMessage(player, MsgAcknowledge, data);
}
if (player->receivedDatas->size())
receiveMessage(player);
return; // When we're done with the recursion, we still need to skip this message.
}
}
else if (seq > player->udpRecvSequenceNumbers[channel]+2) // If a message was skipped, keep going.
{
logMessage(QObject::tr("UDP: Unordered message (+%1) received from %2")
.arg(seq-player->udpRecvSequenceNumbers[channel]).arg(player->pony.netviewId));
player->udpRecvSequenceNumbers[channel] = seq;
// Mark the packets we skipped as missing
for (int i=player->udpRecvSequenceNumbers[channel]+2; i<seq; i+=2)
{
MessageHead missing;
missing.channel = channel;
missing.seq = i;
player->udpRecvMissing.append(missing);
}
}
else
{
if (player->nReceivedDups > 0) // If he stopped sending dups, forgive him slowly.
player->nReceivedDups--;
//app.logMessage("UDP: Received message (="+QString().setNum(seq)
// +") from "+QString().setNum(player->pony.netviewId));
player->udpRecvSequenceNumbers[channel] = seq;
}
}
// Process the received message
if ((unsigned char)msg[0] == MsgPing) // Ping
{
//app.logMessage("UDP: Ping received from "+player->IP+":"+QString().setNum(player->port)
// +" ("+QString().setNum((timestampNow() - player->lastPingTime))+"s)");
player->lastPingNumber = (quint8)msg[5];
player->lastPingTime = timestampNow();
sendMessage(player,MsgPong);
}
else if ((unsigned char)msg[0] == MsgPong) // Pong
{
#if DEBUG_LOG
//app.logMessage("UDP: Pong received");
#endif
}
else if ((unsigned char)msg[0] == MsgConnect) // Connect SYN
{
msg.resize(18); // Supprime le message LocalHail et le Timestamp
msg = msg.right(13); // Supprime le Header
#if DEBUG_LOG
app.logMessage(QString("UDP: Connecting ..."));
#endif
for (int i=0; i<32; i++) // Reset sequence counters
player->udpSequenceNumbers[i]=0;
if (!player->connected)
sendMessage(player, MsgConnectResponse, msg);
}
else if ((unsigned char)msg[0] == MsgConnectionEstablished) // Connect ACK
{
if (player->connected)
logMessage(QObject::tr("UDP: Received duplicate connect ACK"));
else
{
logMessage(QObject::tr("UDP: Connected to client"));
player->connected=true;
for (int i=0; i<32; i++) // Reset sequence counters
player->udpSequenceNumbers[i]=0;
onConnectAckReceived(player); // Clean the reliable message queue from SYN|ACKs
// Start game
#if DEBUG_LOG
logMessage(QString("UDP: Starting game"));
#endif
// Set player id
SceneEntity::lastIdMutex.lock();
player->pony.id = SceneEntity::getNewId();
player->pony.netviewId = SceneEntity::getNewNetviewId();
SceneEntity::lastIdMutex.unlock();
logMessage(QObject::tr("UDP: Set id request : %1/%2").arg(player->pony.id).arg(player->pony.netviewId));
QByteArray id(3,0); // Set player Id request
id[0]=4;
id[1]=(quint8)(player->pony.id&0xFF);
id[2]=(quint8)((player->pony.id>>8)&0xFF);
sendMessage(player,MsgUserReliableOrdered6,id);
// Load characters screen request
QByteArray data(1,5);
data += stringToData("characters");
sendMessage(player,MsgUserReliableOrdered6,data);
}
}
else if ((unsigned char)msg[0] == MsgAcknowledge) // Acknowledge
void receiveMessage(Player* player)
{
QByteArray msg = *(player->receivedDatas);
int msgSize=5 + (((unsigned char)msg[3]) + (((unsigned char)msg[4]) << 8))/8;
// Check the sequence (seq) of the received message
if ((unsigned char)msg[0] >= MsgUserReliableOrdered1 && (unsigned char)msg[0] <= MsgUserReliableOrdered32)
{
quint16 seq = (quint8)msg[1] + ((quint8)msg[2]<<8);
quint8 channel = ((unsigned char)msg[0])-MsgUserReliableOrdered1;
if (seq <= player->udpRecvSequenceNumbers[channel] && player->udpRecvSequenceNumbers[channel]!=0)
{
// If this is a missing packet, accept it
MessageHead missingMsg;
missingMsg.channel = channel;
missingMsg.seq = seq;
if (player->udpRecvMissing.contains(missingMsg))
{
win.logMessage("UDP: Processing retransmission (-"+QString().setNum(player->udpRecvSequenceNumbers[channel]-seq)
+") from "+QString().setNum(player->pony.netviewId));
for (int i=0; i<player->udpRecvMissing.size(); i++)
if (player->udpRecvMissing[i] == missingMsg)
player->udpRecvMissing.remove(i);
}
else
{
// We already processed this packet, we should discard it
win.logMessage("UDP: Discarding double message (-"+QString().setNum(player->udpRecvSequenceNumbers[channel]-seq)
+") from "+QString().setNum(player->pony.netviewId));
//win.logMessage("UDP: Message was : "+QString(player->receivedDatas->left(msgSize).toHex().data()));
player->nReceivedDups++;
if (player->nReceivedDups >= 100) // Kick the player if he's infinite-looping on us
{
win.logMessage(QString("UDP: Kicking "+QString().setNum(player->pony.netviewId)+" : Too many packet dups."));
sendMessage(player,MsgDisconnect, "You were kicked for lagging the server, sorry. You can login again.");
Player::disconnectPlayerCleanup(player); // Save game and remove the player
return;
}
*(player->receivedDatas) = player->receivedDatas->mid(msgSize);
// Ack if needed, so that the client knows to move on already.
if ((unsigned char)msg[0] >= MsgUserReliableOrdered1 && (unsigned char)msg[0] <= MsgUserReliableOrdered32) // UserReliableOrdered
{
//win.logMessage("UDP: ACKing discarded message");
QByteArray data(3,0);
data[0] = (quint8)msg[0]; // ack type
data[1] = ((quint8)msg[1])/2; // seq
data[2] = ((quint8)msg[2])/2; // seq
sendMessage(player, MsgAcknowledge, data);
}
if (player->receivedDatas->size())
receiveMessage(player);
return; // When we're done with the recursion, we still need to skip this message.
}
}
else if (seq > player->udpRecvSequenceNumbers[channel]+2) // If a message was skipped, keep going.
{
win.logMessage("UDP: Unordered message (+"+QString().setNum(seq-player->udpRecvSequenceNumbers[channel])
+") received from "+QString().setNum(player->pony.netviewId));
player->udpRecvSequenceNumbers[channel] = seq;
// Mark the packets we skipped as missing
for (int i=player->udpRecvSequenceNumbers[channel]+2; i<seq; i+=2)
{
MessageHead missing;
missing.channel = channel;
missing.seq = i;
player->udpRecvMissing.append(missing);
}
}
else
{
if (player->nReceivedDups > 0) // If he stopped sending dups, forgive him slowly.
player->nReceivedDups--;
//win.logMessage("UDP: Received message (="+QString().setNum(seq)
// +") from "+QString().setNum(player->pony.netviewId));
player->udpRecvSequenceNumbers[channel] = seq;
}
}
// Process the received message
if ((unsigned char)msg[0] == MsgPing) // Ping
{
//win.logMessage("UDP: Ping received from "+player->IP+":"+QString().setNum(player->port)
// +" ("+QString().setNum((timestampNow() - player->lastPingTime))+"s)");
player->lastPingNumber = (quint8)msg[5];
player->lastPingTime = timestampNow();
sendMessage(player,MsgPong);
}
else if ((unsigned char)msg[0] == MsgPong) // Pong
{
win.logMessage("UDP: Pong received");
}
else if ((unsigned char)msg[0] == MsgConnect) // Connect SYN
{
msg.resize(18); // Supprime le message LocalHail et le Timestamp
msg = msg.right(13); // Supprime le Header
win.logMessage(QString("UDP: Connecting ..."));
for (int i=0; i<32; i++) // Reset sequence counters
player->udpSequenceNumbers[i]=0;
sendMessage(player, MsgConnectResponse, msg);
}
else if ((unsigned char)msg[0] == MsgConnectionEstablished) // Connect ACK
{
win.logMessage("UDP: Connected to client");
player->connected=true;
for (int i=0; i<32; i++) // Reset sequence counters
player->udpSequenceNumbers[i]=0;
// Start game
win.logMessage(QString("UDP: Starting game"));
// Set local player id
win.lastId++;
win.lastNetviewId++;
player->pony.id = win.lastId;
player->pony.netviewId = win.lastNetviewId;
win.logMessage("UDP: Set id request : " + QString().setNum(player->pony.id) + "/" + QString().setNum(player->pony.netviewId));
// Set player Id request
QByteArray id(3,0);
id[0]=4;
id[1]=player->pony.id;
id[2]=player->pony.id>>8;
sendMessage(player,MsgUserReliableOrdered6,id); // Sends a 48
// Load Characters screen requets
QByteArray data(1,5);
data += stringToData("Characters");
sendMessage(player,MsgUserReliableOrdered6,data); // Sends a 48
}
