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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==*/
//////////////////////////////////////////////////////////////////////////////
// //
// plManifest - Collection of version-specific info about an age, such //
// as the actual files constructing it, timestamps, and //
// release versions. //
// //
//////////////////////////////////////////////////////////////////////////////
#include "hsTypes.h"
#include "plAgeManifest.h"
#include "hsUtils.h"
#include "plFile/hsFiles.h"
#include "plFile/plFileUtils.h"
#include "plFile/plInitFileReader.h"
#include "hsStringTokenizer.h"
//// plManifestFile ///////////////////////////////////////////////////////
plManifestFile::plManifestFile(const char* name, const char* serverPath, const plMD5Checksum& check, UInt32 size, UInt32 zippedSize, UInt32 flags, bool md5Now) :
fChecksum(check),
fSize(size),
fZippedSize(zippedSize),
fFlags(flags),
fMd5Checked(md5Now)
{
fName = name;
fServerPath = serverPath;
if (md5Now)
{
DoMd5Check();
}
}
plManifestFile::~plManifestFile()
{
}
void plManifestFile::DoMd5Check()
{
if (plFileUtils::FileExists(fName.c_str()))
{
plMD5Checksum localFile(fName.c_str());
fIsLocalUpToDate = (localFile == fChecksum);
fLocalExists = true;
}
else
{
fIsLocalUpToDate = false;
fLocalExists = false;
}
fMd5Checked = true;
}
bool plManifestFile::IsLocalUpToDate()
{
if (!fMd5Checked)
DoMd5Check();
return fIsLocalUpToDate;
}
bool plManifestFile::LocalExists()
{
if (!fMd5Checked)
DoMd5Check();
return fLocalExists;
}
//// plManifest ///////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////
char* plManifest::fTimeFormat = "%m/%d/%y %H:%M:%S";
static const UInt32 kLatestFormatVersion = 5;
plManifest::plManifest()
{
fFormatVersion = kLatestFormatVersion;
fAgeName = nil;
}
plManifest::~plManifest()
{
IReset();
}
void plManifest::IReset()
{
fFormatVersion = 0;
delete [] fAgeName;
int i;
for (i = 0; i < fFiles.GetCount(); i++)
delete fFiles[i];
fFiles.Reset();
}
//// Read and helpers ////////////////////////////////////////////////////////
class plVersSection : public plInitSectionTokenReader
{
protected:
plManifest* fDest;
virtual const char* GetSectionName() const { return "version"; }
virtual hsBool IParseToken(const char* token, hsStringTokenizer* tokenizer, UInt32 userData)
{
if (stricmp(token, "format") == 0)
fDest->SetFormatVersion(atoi(tokenizer->next()));
return true;
}
public:
plVersSection(plManifest* dest) : plInitSectionTokenReader(), fDest(dest) {}
};
class plGenericSection : public plInitSectionTokenReader
{
protected:
plManifest* fDest;
virtual void AddFile(plManifestFile* file) = 0;
plManifestFile* IReadManifestFile(const char* token, hsStringTokenizer* tokenizer, UInt32 userData, bool isPage)
{
char name[256];
strcpy(name, token);
UInt32 size = atoi(tokenizer->next());
plMD5Checksum sum;
sum.SetFromHexString(tokenizer->next());
UInt32 flags = atoi(tokenizer->next());
UInt32 zippedSize = 0;
if (hsCheckBits(flags, plManifestFile::kFlagZipped))
zippedSize = atoi(tokenizer->next());
return TRACKED_NEW plManifestFile(name, "", sum, size, zippedSize, flags);
}
virtual hsBool IParseToken(const char* token, hsStringTokenizer* tokenizer, UInt32 userData)
{
plManifestFile* file = IReadManifestFile(token, tokenizer, userData, false);
AddFile(file);
return true;
}
public:
plGenericSection(plManifest* dest) : plInitSectionTokenReader(), fDest(dest) {}
};
class plBaseSection : public plGenericSection
{
public:
plBaseSection(plManifest* dest) : plGenericSection(dest) {}
protected:
virtual void AddFile(plManifestFile* file) { fDest->AddFile(file); }
virtual const char* GetSectionName() const { return "base"; }
};
bool plManifest::Read(hsStream* stream)
{
plVersSection versReader(this);
plBaseSection baseReader(this);
plInitSectionReader* readers[] = { &versReader, &baseReader, nil };
plInitFileReader reader(readers, 4096); // Allow extra long lines
reader.SetUnhandledSectionReader(&baseReader);
// manifests don't need to be encrypted
reader.SetRequireEncrypted(false);
if (!reader.Open(stream))
return false;
// Clear out before we read
IReset();
if (!reader.Parse())
return false;
return true;
}
bool plManifest::Read(const char* filename)
{
plVersSection versReader(this);
plBaseSection baseReader(this);
plInitSectionReader* readers[] = { &versReader, &baseReader, nil };
plInitFileReader reader(readers, 4096); // Allow extra long lines
reader.SetUnhandledSectionReader(&baseReader);
// manifests don't need to be encrypted
reader.SetRequireEncrypted(false);
if (!reader.Open(filename))
return false;
// Clear out before we read
IReset();
if (!reader.Parse())
return false;
return true;
}
void plManifest::AddFile(plManifestFile* file)
{
fFiles.Append(file);
}