/**
* Process a chat message or command
*
* @remarks Scope: private
*
* @param player Player List player pointer
* @param message Chat message
*/
void
process_chat(struct PL_entry *player, bstring message)
{
if (message->data[0] == '/')
{
LOG(LOG_INFO, "Command: %s", message->data);
send_directchat(player, message);
// TODO: temporary who cmd
bstring whocmd = bfromcstr("/who");
bstring lcmd = bfromcstr("/login");
if (binstrr(message, (whocmd->slen), whocmd) != BSTR_ERR)
{
pthread_rwlock_rdlock(&PL_rwlock);
bstring whomsg = bformat("There are %d players online", PL_count);
send_directchat(player, whomsg);
pthread_rwlock_unlock(&PL_rwlock);
bstrFree(whomsg);
} else if(binstrr(message, (lcmd->slen), lcmd) != BSTR_ERR)
{
send_loginresp(player);
}
}
else
{
send_chat(player, message);
}
}
/**
* This internal method checks login predicates, populates the rest of the
* Player List entry, and sends the initial packet stream to spawn the player.
*
* @remarks Scope: private
*
* @param player Player List player pointer
* @param username inbound username from client login packet
* @param ver inbound version from client login packet
*/
void
process_login(struct PL_entry *player, bstring username, uint32_t ver)
{
// TODO: Future, async check of minecraft.net for user validity
// TODO: Future, check against local ACL
/* Check if the client version is compatible with the craftd version */
if (ver != PROTOCOL_VERSION)
{
bstring dconmsg;
dconmsg = bfromcstr("Client version is incompatible with this server.");
send_kick(player, dconmsg);
bstrFree(dconmsg);
return;
}
/* Otherwise, finish populating their Player List entry */
pthread_rwlock_wrlock(&player->rwlock);
player->username = bstrcpy(username);
pthread_rwlock_unlock(&player->rwlock);
send_loginresp(player);
const int spawnradius = 5;
#ifdef USE_CDGAME
send_chunk_radius(player, Config.spawn.x, Config.spawn.z, spawnradius);
send_spawnpos(player, Config.spawn.x, Config.spawn.y, Config.spawn.z);
//send inv
send_movelook(player, Config.spawn.x, Config.spawn.y + 6.1, Config.spawn.y
+ 6.2, Config.spawn.z, 0, 0, false);
#endif
/* Login message */
bstring loginmsg = bformat("Player %s has joined the game!",
player->username->data);
send_syschat(loginmsg);
bstrFree(loginmsg);
/* Send player MOTD */
for(int i=0; i < Config_motdsz; ++i)
{
send_directchat(player, Config_motd[i]);
}
return;
}
/**
* This internal method proxy packets from a pointer to a struct and
* a packet type
*
* @remarks Scope: private
*
* @param bev buffer event
* @param pkttype type of packet
* @param packet Pointer to a packet struct
*/
void process_proxypacket(struct PL_entry *player, uint8_t pkttype, void * packet)
{
switch(pkttype)
{
case PID_LOGIN:
{
// TODO: Future, async check of minecraft.net for user validity
// TODO: Future, check against local ACL
struct packet_login* lpacket = (struct packet_login*) packet;
/* Check if the client version is compatible with the craftd version */
if (lpacket->version != PROTOCOL_VERSION)
{
bstring dconmsg;
dconmsg = bfromcstr("Client version is incompatible with this server.");
send_kick(player, dconmsg);
bstrFree(dconmsg);
return;
}
/* Otherwise, finish populating their Player List entry */
pthread_rwlock_wrlock(&player->rwlock);
player->username = bstrcpy(lpacket->username);
Server *server = NULL;
for(int i = 0; Config.proxy_servers[i] != NULL;i++)
{
if(strcmp(Config.proxy_servers[i]->name,Config.proxy_default_server)==0)
server = Config.proxy_servers[i];
}
if(server == NULL)
LOG(LOG_CRIT,"Error getting server struct");
if(server != NULL)
player->sev = create_servercon(player,server);
player->loginpacket = Malloc(sizeof(struct packet_login));
memcpy(player->loginpacket, lpacket, sizeof(struct packet_login));
pthread_rwlock_unlock(&player->rwlock);
send_loginresp(player);
/* Login message */
bstring loginmsg = bformat("Player %s has joined the proxy server!",
player->username->data);
send_syschat(loginmsg);
bstrFree(loginmsg);
/* Send player MOTD */
for(int i = 0; i < Config_motdsz; ++i)
{
send_directchat(player, Config_motd[i]);
}
return;
}
case PID_HANDSHAKE:
{
process_handshake(player,((struct packet_handshake*) packet)->username);
return;
}
case PID_CHAT:
{
struct packet_chat *cpacket = (struct packet_chat*)packet;
if(cpacket->message->data[0] == '\\')
{
bstring lcmd = bfromcstr("\\login");
if(binstrr(cpacket->message,lcmd->slen,lcmd) != BSTR_ERR)
{
/* Don't do anything until properly tested
//process_handshake(player,player->username);
send_loginresp(player);
//sleep(2);
bufferevent_free(player->sev);
pthread_rwlock_wrlock(&player->rwlock);
player->sev = create_servercon(player,Config.proxy_servers[0]);
pthread_rwlock_unlock(&player->rwlock);
//sleep(2);
//player->sev = create_servercon(player,NULL);*/
}
//send_directchat(player,bformat("You are on a proxy server"));
}
else
{
if(player->sev)
send_proxychat(player,cpacket->message);
}
break;
}
}
return;
}
