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/*
* CommandParser.cpp
*
* Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "CommandParser.h"
#include <Common/Request/CoreStatusRequest.h>
#include <Common/Request/DisconnectRequest.h>
#include <iostream>
namespace Mad {
namespace Client {
bool CommandParser::split(const std::string &str, std::vector<std::string> &ret) {
std::string temp;
bool quoteSingle = false, quoteDouble = false, escape = false;
size_t beg = 0;
for(size_t cur = 0; cur < str.length(); ++cur) {
if(!escape) {
if(str[cur] == ' ' && !quoteSingle && !quoteDouble) {
if(cur == beg && temp.empty()) {
++beg;
}
else {
temp += str.substr(beg, cur-beg);
ret.push_back(temp);
temp.clear();
beg = cur+1;
}
continue;
}
if(str[cur] == '"' && !quoteSingle) {
temp += str.substr(beg, cur-beg);
beg = cur+1;
quoteDouble = !quoteDouble;
continue;
}
if(str[cur] == '\'' && !quoteDouble) {
temp += str.substr(beg, cur-beg);
beg = cur+1;
quoteSingle = !quoteSingle;
continue;
}
if(str[cur] == '\\') {
escape = true;
continue;
}
}
if(escape && ((!quoteSingle && !quoteDouble) || (quoteSingle && str[cur] == '\'') || (quoteDouble && (str[cur] == '"' || str[cur] == '\\')))) {
temp += str.substr(beg, cur-beg-1);
beg = cur;
}
escape = false;
}
temp += str.substr(beg, std::string::npos);
ret.push_back(temp);
return true;
}
bool CommandParser::parse(const std::string &cmd) {
std::vector<std::string> splitCmd;
split(cmd, splitCmd);
if(splitCmd.empty())
return true;
if(splitCmd[0] == "quit") {
requestDisconnect();
}
else if(splitCmd[0] == "status") {
activeRequests++;
Common::Request::CoreStatusRequest::send(connection, *requestManager, sigc::mem_fun(this, &CommandParser::requestFinished));
}
else {
std::cerr << "Unknown command \"" << splitCmd[0] << "\"." << std::endl;
}
return true;
}
void CommandParser::requestDisconnect() {
activeRequests++;
disconnect = true;
Common::Request::DisconnectRequest::send(connection, *requestManager, sigc::mem_fun(this, &CommandParser::requestFinished));
}
}
}
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