cyphesis/client/ClientConnection.cpp
2017-07-24 15:05:18 +02:00

125 lines
3.5 KiB
C++

// Cyphesis Online RPG Server and AI Engine
// Copyright (C) 2001 Alistair Riddoch
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include "ClientConnection.h"
#include "common/debug.h"
#include <Atlas/Objects/Anonymous.h>
#include <iostream>
using Atlas::Objects::Root;
using Atlas::Objects::Entity::Anonymous;
using Atlas::Objects::Operation::RootOperation;
static bool debug_flag = false;
ClientConnection::ClientConnection()
{
}
ClientConnection::~ClientConnection()
{
}
void ClientConnection::operation(const RootOperation & op)
{
debug(std::cout << "A " << op->getParent() << " op from server!" << std::endl << std::flush;);
reply_flag = true;
operationQueue.push_back(op);
AtlasStreamClient::operation(op);
#if 0
const std::string & from = op->getFrom();
if (from.empty()) {
std::cerr << "ERROR: Operation with no destination" << std::endl << std::flush;
return;
}
dict_t::const_iterator I = objects.find(from);
if (I == objects.end()) {
std::cerr << "ERROR: Operation with invalid destination" << std::endl << std::flush;
return;
}
OpVector res = I->second->message(op);
OpVector::const_iterator Jend = res.end();
fora (OpVector::const_iterator J = res.begin(); J != Jend; ++J) {
(*J)->setFrom(I->first);
send(*(*J));
}
#endif
}
int ClientConnection::wait()
// Waits for response from server. Used when we are expecting a login response
// Return whether or not an error occured
{
error_flag = false;
reply_flag = false;
while (!reply_flag) {
if (poll(1) != 0) {
return -1;
}
}
return error_flag ? -1 : 0;
}
int ClientConnection::sendAndWaitReply(const Operation & op, OpVector & res)
{
long no = newSerialNo();
op->setSerialno(no);
send(op);
debug(std::cout << "Waiting for reply to " << op->getParent()
<< std::endl << std::flush;);
while (true) {
if (pending()) {
Operation input = pop();
assert(input.isValid());
if (input.isValid()) {
if (input->getRefno() == no) {
debug(std::cout << "Got reply" << std::endl << std::flush;);
res.push_back(input);
return 0;
} else {
debug(std::cout << "Not reply" << std::endl << std::flush;);
}
} else {
debug(std::cout << "Not op" << std::endl << std::flush;);
}
} else if (wait() != 0) {
return -1;
}
}
}
RootOperation ClientConnection::pop()
{
poll();
if (operationQueue.empty()) {
return RootOperation(nullptr);
}
RootOperation op = operationQueue.front();
operationQueue.pop_front();
return op;
}
bool ClientConnection::pending()
{
return !operationQueue.empty();
}