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#include "cAuthenticator.h"
#include "cBlockingTCPLink.h"
#include "cMCLogger.h"
#include "../iniFile/iniFile.h"
#ifndef _WIN32
#include <cstring>
#endif
#include <string>
#include <sstream>
extern void ReplaceString( std::string & a_HayStack, const std::string & a_Needle, const std::string & a_ReplaceWith );
cAuthenticator::cAuthenticator()
{
}
cAuthenticator::~cAuthenticator()
{
}
bool cAuthenticator::Authenticate( const char* a_PlayerName, const char* a_ServerID )
{
// Default values
std::string Server = "www.minecraft.net";
std::string Address = "/game/checkserver.jsp?user=%USERNAME%&serverId=%SERVERID%";
bool bAuthenticate = true;
// Read custom values from INI
cIniFile IniFile("settings.ini");
if( IniFile.ReadFile() )
{
std::string tServer = IniFile.GetValue("Authentication", "Server");
std::string tAddress = IniFile.GetValue("Authentication", "Address");
bAuthenticate = IniFile.GetValueB("Authentication", "Authenticate", true);
bool bSave = false;
if( tServer.length() == 0 )
{
IniFile.SetValue("Authentication", "Server", Server, true );
bSave = true;
}
else
Server = tServer;
if( tAddress.length() == 0 )
{
IniFile.SetValue("Authentication", "Address", Address, true );
bSave = true;
}
else
Address = tAddress;
if( bSave )
{
IniFile.SetValueB("Authentication", "Authenticate", bAuthenticate, true );
IniFile.WriteFile();
}
}
if( !bAuthenticate ) // If we don't want to authenticate.. just return true
{
return true;
}
ReplaceString( Address, "%USERNAME%", a_PlayerName );
ReplaceString( Address, "%SERVERID%", a_ServerID );
cBlockingTCPLink TCPLink;
if( TCPLink.Connect( Server.c_str(), 80 ) )
{
//TCPLink.SendMessage( std::string( "GET /game/checkserver.jsp?user=" + std::string(a_PlayerName) + "&serverId=" + std::string(a_ServerID) + " HTTP/1.0\r\n\r\n" ).c_str() );
TCPLink.SendMessage( std::string( "GET " + Address + " HTTP/1.0\r\n\r\n" ).c_str() );
//LOGINFO("Successfully connected to mc.net");
std::string Received = TCPLink.ReceiveData();
//LOGINFO("Received data: %s", Received.c_str() );
return ParseReceived( Received.c_str(), &TCPLink );
}
else
{
LOGERROR("Could not connect to %s to verify player name! (%s)", Server.c_str(), a_PlayerName );
return false;
}
}
bool cAuthenticator::ParseReceived( const char* a_Data, cBlockingTCPLink* a_TCPLink )
{
std::stringstream ss(a_Data);
std::string temp;
ss >> temp;
//LOGINFO("tmp: %s", temp.c_str() );
bool bRedirect = false;
bool bOK = false;
if( temp.compare("HTTP/1.1") == 0 || temp.compare("HTTP/1.0") == 0 )
{
int code;
ss >> code;
if( code == 302 )
{
// redirect blabla
LOGINFO("Need to redirect!");
bRedirect = true;
}
else if( code == 200 )
{
LOGINFO("Got 200 OK :D");
bOK = true;
}
}
else
return false;
if( bRedirect )
{
std::string Location;
// Search for "Location:"
bool bFoundLocation = false;
while( !bFoundLocation && ss.good() )
{
char c = 0;
while( c != '\n' )
{
ss.get( c );
}
std::string Name;
ss >> Name;
if( Name.compare("Location:") == 0 )
{
bFoundLocation = true;
ss >> Location;
}
}
if( !bFoundLocation )
{
LOGERROR("Could not find location");
return false;
}
Location = Location.substr( strlen("http://"), std::string::npos ); // Strip http://
std::string Server = Location.substr( 0, Location.find( "/" ) ); // Only leave server address
Location = Location.substr( Server.length(), std::string::npos );
//LOGINFO("Got location: (%s)", Location.c_str() );
//LOGINFO("Got server addr: (%s)", Server.c_str() );
a_TCPLink->CloseSocket();
if( a_TCPLink->Connect( Server.c_str(), 80 ) )
{
LOGINFO("Successfully connected to %s", Server.c_str() );
a_TCPLink->SendMessage( ( std::string("GET ") + Location + " HTTP/1.0\r\n\r\n").c_str() );
std::string Received = a_TCPLink->ReceiveData();
//LOGINFO("Received data: %s", Received.c_str() );
return ParseReceived( Received.c_str(), a_TCPLink );
}
else
{
LOGERROR("Could not connect to %s to verify player name!", Server.c_str() );
}
}
else if( bOK )
{
// Header says OK, so receive the rest.
// Go past header, double \n means end of headers
char c = 0;
while( ss.good() )
{
while( c != '\n' )
{
ss.get( c );
}
ss.get( c );
if( c == '\n' || c == '\r' || ss.peek() == '\r' || ss.peek() == '\n' )
break;
}
if( !ss.good() ) return false;
std::string Result;
ss >> Result;
LOGINFO("Got result: %s", Result.c_str() );
if( Result.compare("YES") == 0 )
{
LOGINFO("Result was \"YES\", so player is authenticated!");
return true;
}
else
{
LOGINFO("Result was \"%s\", so player is NOT authenticated!", Result.c_str() );
return false;
}
}
return false;
}
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