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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
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/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#include "plPageInfo.h"
#include "hsUtils.h"
#include "hsStream.h"
#include "pnKeyedObject/plUoid.h"
#include "plVersion.h"
static UInt32 sCurrPageInfoVersion = 6;
//// Constructor/Destructor //////////////////////////////////////////////////
plPageInfo::plPageInfo()
{
IInit();
}
plPageInfo::plPageInfo( const plLocation &loc )
{
IInit();
fLocation = loc;
}
void plPageInfo::IInit()
{
fAge = fPage = nil;
fLocation.Invalidate();
SetMajorVersion(plVersion::GetMajorVersion());
fClassVersions.clear();
fChecksum = 0;
fDataStart = fIndexStart = 0;
}
plPageInfo::~plPageInfo()
{
SetStrings( nil, nil );
}
plPageInfo::plPageInfo( const plPageInfo &src )
{
IInit();
ISetFrom( src );
}
plPageInfo &plPageInfo::operator=( const plPageInfo &src )
{
ISetFrom( src );
return *this;
}
void plPageInfo::ISetFrom( const plPageInfo &src )
{
fLocation = src.fLocation;
SetStrings( src.fAge, src.fPage );
fMajorVersion = src.fMajorVersion;
fClassVersions = src.fClassVersions;
fChecksum = src.fChecksum;
fDataStart = src.fDataStart;
fIndexStart = src.fIndexStart;
}
void plPageInfo::SetStrings( const char *age, const char *page )
{
delete [] fAge;
delete [] fPage;
fAge = ( age == nil ) ? nil : hsStrcpy( age );
fPage = ( page == nil ) ? nil : hsStrcpy( page );
}
void plPageInfo::SetLocation( const plLocation &loc )
{
fLocation = loc;
}
void plPageInfo::AddClassVersion(UInt16 classIdx, UInt16 version)
{
ClassVersion cv;
cv.Class = classIdx;
cv.Version = version;
fClassVersions.push_back(cv);
}
const plLocation& plPageInfo::GetLocation() const
{
return fLocation;
}
void plPageInfo::Read( hsStream *s )
{
delete [] fAge;
delete [] fPage;
IInit();
// 5 is the earliest version since we began working again on the P20 codebase in Sep 2005,
// after Uru's online component was cancelled in Feb 2004, so I've removed support for
// anything prior to that to clean things up a bit.
UInt32 version = s->ReadSwap32();
if (version > sCurrPageInfoVersion || version < 5)
{
hsAssert( false, "Invalid header version in plPageInfo::Read()" );
return;
}
if (version >= 5)
{
fLocation.Read( s );
fAge = s->ReadSafeString();
if (version < 6)
delete s->ReadSafeString(); // fChapter was never used, and always "District".
fPage = s->ReadSafeString();
s->ReadSwap( &fMajorVersion );
if (version < 6)
{
UInt16 unusedMinorVersion;
s->ReadSwap(&unusedMinorVersion);
Int32 unusedReleaseVersion;
s->ReadSwap(&unusedReleaseVersion); // This was always zero... yanked.
UInt32 unusedFlags;
s->ReadSwap(&unusedFlags);
}
s->ReadSwap( &fChecksum );
s->ReadSwap( &fDataStart );
s->ReadSwap( &fIndexStart );
}
if (version >= 6)
{
UInt16 numClassVersions = s->ReadSwap16();
fClassVersions.reserve(numClassVersions);
for (UInt16 i = 0; i < numClassVersions; i++)
{
ClassVersion cv;
cv.Class = s->ReadSwap16();
cv.Version = s->ReadSwap16();
fClassVersions.push_back(cv);
}
}
}
void plPageInfo::Write( hsStream *s )
{
s->WriteSwap32( sCurrPageInfoVersion );
fLocation.Write( s );
s->WriteSafeString( fAge );
s->WriteSafeString( fPage );
s->WriteSwap( fMajorVersion );
s->WriteSwap( fChecksum );
s->WriteSwap( fDataStart );
s->WriteSwap( fIndexStart );
UInt16 numClassVersions = UInt16(fClassVersions.size());
s->WriteSwap16(numClassVersions);
for (UInt16 i = 0; i < numClassVersions; i++)
{
ClassVersion& cv = fClassVersions[i];
s->WriteSwap16(cv.Class);
s->WriteSwap16(cv.Version);
}
}
//// IsValid /////////////////////////////////////////////////////////////////
// Just a simple test for now.
hsBool plPageInfo::IsValid( void ) const
{
return fLocation.IsValid();
}