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/*
core/gameconnection.cc
This file is part of the Osirion project and is distributed under
the terms of the GNU General Public License version 2
*/
#include <string>
#include <sstream>
#include "sys/sys.h"
#include "core/cvar.h"
#include "core/gameconnection.h"
#include "core/net.h"
namespace core
{
const unsigned long INFOTIMEOUT = 2500; // 2500ms info request timeout
GameConnection* GameConnection::connection_instance = 0;
GameConnection::GameConnection(std::string const &connectionstr)
{
connection_instance = this;
connection_network = 0;
connection_running = false;
connection_timestamp = 0;
connection_netframe = 0;
unsigned int port = DEFAULTPORT;
std::string host(connectionstr);
size_t found = host.find(':');
if (found != std::string::npos) {
std::istringstream str(host.substr(found + 1));
if (str >> port) {
host.erase(found, std::string::npos);
} else {
con_print << "Invalid hostname '" << host << "'\n";
abort();
return;
}
}
connection_network = new NetConnection();
connection_network->connect(host, port);
if (!connection_network->connected()) {
abort();
return;
}
// send connect request
connection_network->send_connect();
connection_network->transmit();
if (!connection_network->connected()) {
abort();
return;
}
game_players.push_back(localplayer());
set_playerlist_timestamp(timestamp());
connection_running = true;
}
GameConnection::~GameConnection()
{
if (connection_network) {
connection_network->disconnect();
delete connection_network;
}
connection_instance = 0;
}
unsigned long GameConnection::timestamp() const
{
return connection_timestamp;
}
float GameConnection::time() const
{
return ((float)(connection_timestamp) / 1000.0f);
}
bool GameConnection::interactive() const
{
return true;
}
Info *GameConnection::request_info(const unsigned int id)
{
if (!id) {
con_warn << "Information requested for illegal id 0!" << std::endl;
return 0;
}
// find the info record
Info *info = Info::find(id);
if (!info) {
info = new Info(id);
}
if (info->type() || (connection_timestamp < info->timestamp() + INFOTIMEOUT) )
return info;
// send an information request to the server
if (connection_network) {
connection_network->send_info_request(info);
connection_network->transmit();
} else {
info->add_text("^RNot connected.");
info->set_timestamp(0);
}
return info;
}
Inventory *GameConnection::request_inventory(Entity *entity)
{
if (!entity) {
con_warn << "Inventory request for NULL entity" << std::endl;
return 0;
}
if (entity->inventory() && connection_network) {
connection_network->send_inventory_request(entity);
connection_network->transmit();
}
return (entity->inventory());
}
void GameConnection::abort()
{
connection_running = false;
}
void GameConnection::forward(std::string const &cmdline)
{
if (!connection_network->connected())
return;
connection_network->send_command(cmdline);
}
void GameConnection::rcon(std::string const &cmdline)
{
if (!connection_network->connected())
return;
connection_network->send_rcon(cmdline);
}
void GameConnection::say(std::string const &args)
{
if (!connection_network->connected())
return;
connection_network->send_say(args);
}
void GameConnection::private_message(std::string const &args)
{
if (!connection_network->connected())
return;
connection_network->send_private_message(args);
}
void GameConnection::frame(unsigned long timestamp)
{
if (!running())
return;
if (!connection_network->connected()) {
abort();
return;
}
//update_clientstate();
// get incoming messages
connection_network->frame();
float f = 0;
if (core::Cvar::net_framerate->value()) {
f = 1000.0f / core::Cvar::net_framerate->value();
if (connection_netframe + f > timestamp) {
return;
}
}
connection_netframe = timestamp;
if (connection_network->state() == NetConnection::Connected) {
if (localcontrol() && localcontrol()->dirty()) {
connection_network->send_client_update(localcontrol());
localcontrol()->set_dirty(false);
}
if (localplayer()->dirty()) {
connection_network->send_playerinfo();
}
}
connection_timestamp = connection_network->timestamp();
connection_network->transmit();
}
}
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