/**
* Sets message fields describing character look.
*/
static void serializeLooks(Character *ch, MessageOut &msg)
{
const EquipData &equipData = ch->getPossessions().getEquipment();
// We'll use a set to check whether we already sent the update for the given
// item instance.
std::set<unsigned> itemInstances;
// The map storing the info about the look changes to send
//{ slot type id, item id }
std::map <unsigned, unsigned> lookChanges;
// Note that we can send several updates on the same slot type as different
// items may have been equipped.
for (EquipData::const_iterator it = equipData.begin(),
it_end = equipData.end(); it != it_end; ++it)
{
if (!itemManager->isEquipSlotVisible(it->first))
continue;
if (!it->second.itemInstance
|| itemInstances.insert(it->second.itemInstance).second)
{
// When the insertion succeeds, its the first time
// we encounter the item, so we can send the look change.
// We also send empty slots for unequipment handling.
lookChanges.insert(
std::make_pair<unsigned, unsigned>(it->first,
it->second.itemId));
}
}
if (lookChanges.size() > 0)
{
// Number of look changes to send
msg.writeInt8(lookChanges.size());
for (std::map<unsigned, unsigned>::const_iterator it2 =
lookChanges.begin(), it2_end = lookChanges.end();
it2 != it2_end; ++it2)
{
msg.writeInt8(it2->first);
msg.writeInt16(it2->second);
}
}
}
/**
* Sets message fields describing character look.
*/
static void serializeLooks(Entity *ch, MessageOut &msg)
{
auto *characterComponent = ch->getComponent<CharacterComponent>();
msg.writeInt8(characterComponent->getHairStyle());
msg.writeInt8(characterComponent->getHairColor());
const EquipData &equipData =
characterComponent->getPossessions().getEquipment();
const InventoryData &inventoryData =
characterComponent->getPossessions().getInventory();
// The map storing the info about the look changes to send
//{ slot type id, item id }
std::map<unsigned, unsigned> lookChanges;
// Note that we can send several updates on the same slot type as different
// items may have been equipped.
for (EquipData::const_iterator it = equipData.begin(),
it_end = equipData.end(); it != it_end; ++it)
{
InventoryData::const_iterator itemIt = inventoryData.find(*it);
if (!itemManager->isEquipSlotVisible(itemIt->second.equipmentSlot))
continue;
lookChanges.insert(std::make_pair(
itemIt->second.equipmentSlot,
itemIt->second.itemId));
}
if (!lookChanges.empty())
{
// Number of look changes to send
msg.writeInt8(lookChanges.size());
for (std::map<unsigned, unsigned>::const_iterator it =
lookChanges.begin(), it_end = lookChanges.end();
it != it_end; ++it)
{
msg.writeInt8(it->first);
msg.writeInt16(it->second);
}
}
}
void CharacterComponent::serialize(Entity &entity, MessageOut &msg)
{
auto *beingComponent = entity.getComponent<BeingComponent>();
// general character properties
msg.writeInt8(getAccountLevel());
msg.writeInt8(beingComponent->getGender());
msg.writeInt8(getHairStyle());
msg.writeInt8(getHairColor());
msg.writeInt16(getAttributePoints());
msg.writeInt16(getCorrectionPoints());
const AttributeMap &attributes = beingComponent->getAttributes();
std::map<const AttributeInfo *, const Attribute *> attributesToSend;
for (auto &attributeIt : attributes)
{
if (attributeIt.first->persistent)
attributesToSend.insert(std::make_pair(attributeIt.first,
&attributeIt.second));
}
msg.writeInt16(attributesToSend.size());
for (auto &attributeIt : attributesToSend)
{
msg.writeInt16(attributeIt.first->id);
msg.writeDouble(attributeIt.second->getBase());
msg.writeDouble(attributeIt.second->getModifiedAttribute());
}
// status effects currently affecting the character
auto &statusEffects = beingComponent->getStatusEffects();
msg.writeInt16(statusEffects.size());
for (auto &statusIt : statusEffects)
{
msg.writeInt16(statusIt.first);
msg.writeInt16(statusIt.second.time);
}
// location
msg.writeInt16(entity.getMap()->getID());
const Point &pos = entity.getComponent<ActorComponent>()->getPosition();
msg.writeInt16(pos.x);
msg.writeInt16(pos.y);
// kill count
msg.writeInt16(getKillCountSize());
for (auto &killCountIt : mKillCount)
{
msg.writeInt16(killCountIt.first);
msg.writeInt32(killCountIt.second);
}
// character abilities
auto &abilities = entity.getComponent<AbilityComponent>()->getAbilities();
msg.writeInt16(abilities.size());
for (auto &abilityIt : abilities) {
msg.writeInt32(abilityIt.first);
}
// questlog
msg.writeInt16(mQuestlog.size());
for (auto questlogIt : mQuestlog) {
QuestInfo &quest = questlogIt.second;
msg.writeInt16(quest.id);
msg.writeInt8(quest.state);
msg.writeString(quest.title);
msg.writeString(quest.description);
}
// inventory - must be last because size isn't transmitted
const Possessions &poss = getPossessions();
const InventoryData &inventoryData = poss.getInventory();
for (InventoryData::const_iterator itemIt = inventoryData.begin(),
itemIt_end = inventoryData.end(); itemIt != itemIt_end; ++itemIt)
{
msg.writeInt16(itemIt->first); // slot id
msg.writeInt16(itemIt->second.itemId);
msg.writeInt16(itemIt->second.amount);
msg.writeInt8(itemIt->second.equipmentSlot);
}
}
void ServerHandler::processMessage(NetComputer *comp, MessageIn &msg)
{
MessageOut result;
GameServer *server = static_cast<GameServer *>(comp);
switch (msg.getId())
{
case GAMSG_REGISTER:
{
LOG_DEBUG("GAMSG_REGISTER");
// TODO: check the credentials of the game server
server->address = msg.readString();
server->port = msg.readInt16();
const std::string password = msg.readString();
// checks the version of the remote item database with our local copy
unsigned int dbversion = msg.readInt32();
LOG_INFO("Game server uses itemsdatabase with version " << dbversion);
LOG_DEBUG("AGMSG_REGISTER_RESPONSE");
MessageOut outMsg(AGMSG_REGISTER_RESPONSE);
if (dbversion == storage->getItemDatabaseVersion())
{
LOG_DEBUG("Item databases between account server and "
"gameserver are in sync");
outMsg.writeInt16(DATA_VERSION_OK);
}
else
{
LOG_DEBUG("Item database of game server has a wrong version");
outMsg.writeInt16(DATA_VERSION_OUTDATED);
}
if (password == Configuration::getValue("net_password", "changeMe"))
{
outMsg.writeInt16(PASSWORD_OK);
comp->send(outMsg);
// transmit global world state variables
std::map<std::string, std::string> variables;
variables = storage->getAllWorldStateVars(0);
for (std::map<std::string, std::string>::iterator i = variables.begin();
i != variables.end();
i++)
{
outMsg.writeString(i->first);
outMsg.writeString(i->second);
}
}
else
{
LOG_INFO("The password given by " << server->address << ':' << server->port << " was bad.");
outMsg.writeInt16(PASSWORD_BAD);
comp->disconnect(outMsg);
break;
}
LOG_INFO("Game server " << server->address << ':' << server->port
<< " wants to register " << (msg.getUnreadLength() / 2)
<< " maps.");
while (msg.getUnreadLength())
{
int id = msg.readInt16();
LOG_INFO("Registering map " << id << '.');
if (GameServer *s = getGameServerFromMap(id))
{
LOG_ERROR("Server Handler: map is already registered by "
<< s->address << ':' << s->port << '.');
}
else
{
MessageOut outMsg(AGMSG_ACTIVE_MAP);
outMsg.writeInt16(id);
std::map<std::string, std::string> variables;
variables = storage->getAllWorldStateVars(id);
for (std::map<std::string, std::string>::iterator i = variables.begin();
i != variables.end();
i++)
{
outMsg.writeString(i->first);
outMsg.writeString(i->second);
}
comp->send(outMsg);
MapStatistics &m = server->maps[id];
m.nbThings = 0;
m.nbMonsters = 0;
}
}
} break;
case GAMSG_PLAYER_DATA:
{
LOG_DEBUG("GAMSG_PLAYER_DATA");
int id = msg.readInt32();
if (Character *ptr = storage->getCharacter(id, NULL))
{
deserializeCharacterData(*ptr, msg);
if (!storage->updateCharacter(ptr))
{
LOG_ERROR("Failed to update character "
<< id << '.');
}
delete ptr;
}
else
{
LOG_ERROR("Received data for non-existing character "
<< id << '.');
}
} break;
case GAMSG_PLAYER_SYNC:
{
LOG_DEBUG("GAMSG_PLAYER_SYNC");
GameServerHandler::syncDatabase(msg);
} break;
case GAMSG_REDIRECT:
{
LOG_DEBUG("GAMSG_REDIRECT");
int id = msg.readInt32();
std::string magic_token(utils::getMagicToken());
if (Character *ptr = storage->getCharacter(id, NULL))
{
int mapId = ptr->getMapId();
if (GameServer *s = getGameServerFromMap(mapId))
{
registerGameClient(s, magic_token, ptr);
result.writeInt16(AGMSG_REDIRECT_RESPONSE);
result.writeInt32(id);
result.writeString(magic_token, MAGIC_TOKEN_LENGTH);
result.writeString(s->address);
result.writeInt16(s->port);
}
else
{
LOG_ERROR("Server Change: No game server for map " <<
mapId << '.');
}
delete ptr;
}
else
{
LOG_ERROR("Received data for non-existing character "
<< id << '.');
}
} break;
case GAMSG_PLAYER_RECONNECT:
{
LOG_DEBUG("GAMSG_PLAYER_RECONNECT");
int id = msg.readInt32();
std::string magic_token = msg.readString(MAGIC_TOKEN_LENGTH);
if (Character *ptr = storage->getCharacter(id, NULL))
{
int accountID = ptr->getAccountID();
AccountClientHandler::prepareReconnect(magic_token, accountID);
delete ptr;
}
else
{
LOG_ERROR("Received data for non-existing character "
<< id << '.');
}
} break;
case GAMSG_GET_VAR_CHR:
{
int id = msg.readInt32();
std::string name = msg.readString();
std::string value = storage->getQuestVar(id, name);
result.writeInt16(AGMSG_GET_VAR_CHR_RESPONSE);
result.writeInt32(id);
result.writeString(name);
result.writeString(value);
} break;
case GAMSG_SET_VAR_CHR:
{
int id = msg.readInt32();
std::string name = msg.readString();
std::string value = msg.readString();
storage->setQuestVar(id, name, value);
} break;
case GAMSG_SET_VAR_WORLD:
{
std::string name = msg.readString();
std::string value = msg.readString();
// save the new value to the database
storage->setWorldStateVar(name, value);
// relay the new value to all gameservers
for (ServerHandler::NetComputers::iterator i = clients.begin();
i != clients.end();
i++)
{
MessageOut varUpdateMessage(AGMSG_SET_VAR_WORLD);
varUpdateMessage.writeString(name);
varUpdateMessage.writeString(value);
(*i)->send(varUpdateMessage);
}
} break;
case GAMSG_SET_VAR_MAP:
{
int mapid = msg.readInt32();
std::string name = msg.readString();
std::string value = msg.readString();
storage->setWorldStateVar(name, mapid, value);
} break;
case GAMSG_BAN_PLAYER:
{
int id = msg.readInt32();
int duration = msg.readInt32();
storage->banCharacter(id, duration);
} break;
case GAMSG_CHANGE_PLAYER_LEVEL:
{
int id = msg.readInt32();
int level = msg.readInt16();
storage->setPlayerLevel(id, level);
} break;
case GAMSG_CHANGE_ACCOUNT_LEVEL:
{
int id = msg.readInt32();
int level = msg.readInt16();
// get the character so we can get the account id
Character *c = storage->getCharacter(id, NULL);
if (c)
{
storage->setAccountLevel(c->getAccountID(), level);
}
} break;
case GAMSG_STATISTICS:
{
while (msg.getUnreadLength())
{
int mapId = msg.readInt16();
ServerStatistics::iterator i = server->maps.find(mapId);
if (i == server->maps.end())
{
LOG_ERROR("Server " << server->address << ':'
<< server->port << " should not be sending stati"
"stics for map " << mapId << '.');
// Skip remaining data.
break;
}
MapStatistics &m = i->second;
m.nbThings = msg.readInt16();
m.nbMonsters = msg.readInt16();
int nb = msg.readInt16();
m.players.resize(nb);
for (int j = 0; j < nb; ++j)
{
m.players[j] = msg.readInt32();
}
}
} break;
case GCMSG_REQUEST_POST:
{
// Retrieve the post for user
LOG_DEBUG("GCMSG_REQUEST_POST");
result.writeInt16(CGMSG_POST_RESPONSE);
// get the character id
int characterId = msg.readInt32();
// send the character id of sender
result.writeInt32(characterId);
// get the character based on the id
Character *ptr = storage->getCharacter(characterId, NULL);
if (!ptr)
{
// Invalid character
LOG_ERROR("Error finding character id for post");
break;
}
// get the post for that character
Post *post = postalManager->getPost(ptr);
// send the post if valid
if (post)
{
for (unsigned int i = 0; i < post->getNumberOfLetters(); ++i)
{
// get each letter, send the sender's name,
// the contents and any attachments
Letter *letter = post->getLetter(i);
result.writeString(letter->getSender()->getName());
result.writeString(letter->getContents());
std::vector<InventoryItem> items = letter->getAttachments();
for (unsigned int j = 0; j < items.size(); ++j)
{
result.writeInt16(items[j].itemId);
result.writeInt16(items[j].amount);
}
}
// clean up
postalManager->clearPost(ptr);
}
} break;
case GCMSG_STORE_POST:
{
// Store the letter for the user
LOG_DEBUG("GCMSG_STORE_POST");
result.writeInt16(CGMSG_STORE_POST_RESPONSE);
// get the sender and receiver
int senderId = msg.readInt32();
std::string receiverName = msg.readString();
// for sending it back
result.writeInt32(senderId);
// get their characters
Character *sender = storage->getCharacter(senderId, NULL);
Character *receiver = storage->getCharacter(receiverName);
if (!sender || !receiver)
{
// Invalid character
LOG_ERROR("Error finding character id for post");
result.writeInt8(ERRMSG_INVALID_ARGUMENT);
break;
}
// get the letter contents
std::string contents = msg.readString();
std::vector< std::pair<int, int> > items;
while (msg.getUnreadLength())
{
items.push_back(std::pair<int, int>(msg.readInt16(), msg.readInt16()));
}
// save the letter
LOG_DEBUG("Creating letter");
Letter *letter = new Letter(0, sender, receiver);
letter->addText(contents);
for (unsigned int i = 0; i < items.size(); ++i)
{
InventoryItem item;
item.itemId = items[i].first;
item.amount = items[i].second;
letter->addAttachment(item);
}
postalManager->addLetter(letter);
result.writeInt8(ERRMSG_OK);
} break;
case GAMSG_TRANSACTION:
{
LOG_DEBUG("TRANSACTION");
int id = msg.readInt32();
int action = msg.readInt32();
std::string message = msg.readString();
Transaction trans;
trans.mCharacterId = id;
trans.mAction = action;
trans.mMessage = message;
storage->addTransaction(trans);
} break;
case GCMSG_PARTY_INVITE:
chatHandler->handlePartyInvite(msg);
break;
default:
LOG_WARN("ServerHandler::processMessage, Invalid message type: "
<< msg.getId());
result.writeInt16(XXMSG_INVALID);
break;
}
// return result
if (result.getLength() > 0)
comp->send(result);
}
void ChatHandler::processRaw(MessageOut &outMsg, const std::string &line)
{
size_t pos = line.find(":");
if (pos == std::string::npos)
{
const int i = atoi(line.c_str());
if (line.length() <= 3)
outMsg.writeInt8(static_cast<unsigned char>(i));
else if (line.length() <= 5)
outMsg.writeInt16(static_cast<int16_t>(i));
else
outMsg.writeInt32(i);
}
else
{
const std::string header = line.substr(0, pos);
if (header.length() != 1)
return;
std::string data = line.substr(pos + 1);
int i = 0;
switch (header[0])
{
case '1':
case '2':
case '4':
i = atoi(data.c_str());
break;
default:
break;
}
switch (header[0])
{
case '1':
outMsg.writeInt8(static_cast<unsigned char>(i));
break;
case '2':
outMsg.writeInt16(static_cast<int16_t>(i));
break;
case '4':
outMsg.writeInt32(i);
break;
case 'c':
{
pos = line.find(",");
if (pos != std::string::npos)
{
const uint16_t x = static_cast<const uint16_t>(
atoi(data.substr(0, pos).c_str()));
data = data.substr(pos + 1);
pos = line.find(",");
if (pos == std::string::npos)
break;
const uint16_t y = static_cast<const uint16_t>(
atoi(data.substr(0, pos).c_str()));
const int dir = atoi(data.substr(pos + 1).c_str());
outMsg.writeCoordinates(x, y,
static_cast<unsigned char>(dir));
}
break;
}
case 't':
outMsg.writeString(data, static_cast<int>(data.length()));
break;
default:
break;
}
}
}
void ChatHandler::processMessage(NetComputer *comp, MessageIn &message)
{
ChatClient &computer = *static_cast< ChatClient * >(comp);
MessageOut result;
if (computer.characterName.empty())
{
if (message.getId() != PCMSG_CONNECT) return;
std::string magic_token = message.readString(MAGIC_TOKEN_LENGTH);
mTokenCollector.addPendingClient(magic_token, &computer);
sendGuildRejoin(computer);
return;
}
switch (message.getId())
{
case PCMSG_CHAT:
handleChatMessage(computer, message);
break;
case PCMSG_ANNOUNCE:
handleAnnounceMessage(computer, message);
break;
case PCMSG_PRIVMSG:
handlePrivMsgMessage(computer, message);
break;
case PCMSG_WHO:
handleWhoMessage(computer);
break;
case PCMSG_ENTER_CHANNEL:
handleEnterChannelMessage(computer, message);
break;
case PCMSG_USER_MODE:
handleModeChangeMessage(computer, message);
break;
case PCMSG_KICK_USER:
handleKickUserMessage(computer, message);
case PCMSG_QUIT_CHANNEL:
handleQuitChannelMessage(computer, message);
break;
case PCMSG_LIST_CHANNELS:
handleListChannelsMessage(computer, message);
break;
case PCMSG_LIST_CHANNELUSERS:
handleListChannelUsersMessage(computer, message);
break;
case PCMSG_TOPIC_CHANGE:
handleTopicChange(computer, message);
break;
case PCMSG_DISCONNECT:
handleDisconnectMessage(computer, message);
break;
case PCMSG_GUILD_CREATE:
handleGuildCreate(computer, message);
break;
case PCMSG_GUILD_INVITE:
handleGuildInvite(computer, message);
break;
case PCMSG_GUILD_ACCEPT:
handleGuildAcceptInvite(computer, message);
break;
case PCMSG_GUILD_GET_MEMBERS:
handleGuildGetMembers(computer, message);
break;
case PCMSG_GUILD_PROMOTE_MEMBER:
handleGuildMemberLevelChange(computer, message);
break;
case PCMSG_GUILD_KICK_MEMBER:
handleGuildKickMember(computer, message);
case PCMSG_GUILD_QUIT:
handleGuildQuit(computer, message);
break;
case PCMSG_PARTY_INVITE_ANSWER:
handlePartyInviteAnswer(computer, message);
break;
case PCMSG_PARTY_QUIT:
handlePartyQuit(computer);
break;
default:
LOG_WARN("ChatHandler::processMessage, Invalid message type"
<< message.getId());
result.writeInt16(XXMSG_INVALID);
break;
}
if (result.getLength() > 0)
computer.send(result);
}
