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93 lines
3.3 KiB
93 lines
3.3 KiB
//====== Copyright © 1996-2004, Valve Corporation, All rights reserved. =======
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//
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// Purpose:
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//
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//=============================================================================
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#include "importkeyvaluebase.h"
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#include "dmserializers.h"
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#include "datamodel/idatamodel.h"
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#include "datamodel/dmelement.h"
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#include "datamodel/dmattributevar.h"
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#include "tier1/KeyValues.h"
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#include "tier1/UtlBuffer.h"
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#include "datamodel/dmattribute.h"
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//-----------------------------------------------------------------------------
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// Serialization class for Key Values
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//-----------------------------------------------------------------------------
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class CImportCommentary : public CImportKeyValueBase
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{
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public:
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virtual const char *GetName() const { return "commentary"; }
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virtual const char *GetDescription() const { return "Commentary File"; }
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virtual int GetCurrentVersion() const { return 0; } // doesn't store a version
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virtual const char *GetImportedFormat() const { return "commentary"; }
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virtual int GetImportedVersion() const { return 1; }
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virtual bool Serialize( CUtlBuffer &outBuf, CDmElement *pRoot );
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virtual bool Unserialize( CUtlBuffer &buf, const char *pEncodingName, int nEncodingVersion,
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const char *pSourceFormatName, int nSourceFormatVersion,
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DmFileId_t fileid, DmConflictResolution_t idConflictResolution, CDmElement **ppRoot );
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protected:
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// Main entry point for derived classes to implement unserialization
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virtual CDmElement* UnserializeFromKeyValues( KeyValues *pKeyValues ) { Assert( 0 ); return NULL; }
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};
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//-----------------------------------------------------------------------------
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// Singleton instance
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//-----------------------------------------------------------------------------
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static CImportCommentary s_ImportCommentary;
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void InstallCommentaryImporter( IDataModel *pFactory )
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{
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pFactory->AddSerializer( &s_ImportCommentary );
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}
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bool CImportCommentary::Serialize( CUtlBuffer &buf, CDmElement *pRoot )
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{
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IDmSerializer *pKVSerializer = g_pDataModel->FindSerializer( "keyvalues" );
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if ( !pKVSerializer )
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return false;
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return pKVSerializer->Serialize( buf, pRoot );
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}
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//-----------------------------------------------------------------------------
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// Handles creation of the right element for a keyvalue
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//-----------------------------------------------------------------------------
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class CElementForKeyValueCallback : public IElementForKeyValueCallback
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{
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public:
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const char *GetElementForKeyValue( const char *pszKeyName, int iNestingLevel )
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{
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if ( iNestingLevel == 1 && !Q_strncmp(pszKeyName, "entity", 6) )
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return "DmeCommentaryNodeEntity";
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return NULL;
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}
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};
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bool CImportCommentary::Unserialize( CUtlBuffer &buf, const char *pEncodingName, int nEncodingVersion,
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const char *pSourceFormatName, int nSourceFormatVersion,
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DmFileId_t fileid, DmConflictResolution_t idConflictResolution, CDmElement **ppRoot )
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{
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*ppRoot = NULL;
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IDmSerializer *pKVSerializer = g_pDataModel->FindSerializer( "keyvalues" );
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if ( !pKVSerializer )
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return false;
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CElementForKeyValueCallback KeyValuesCallback;
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g_pDataModel->SetKeyValuesElementCallback( &KeyValuesCallback );
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bool bSuccess = pKVSerializer->Unserialize( buf, "keyvalues", nEncodingVersion, pSourceFormatName, nSourceFormatVersion, fileid, idConflictResolution, ppRoot );
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g_pDataModel->SetKeyValuesElementCallback( NULL );
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return bSuccess;
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}
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