216 lines
7.8 KiB
C++
216 lines
7.8 KiB
C++
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/******************************************************************************
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* Temp conversion utility to take registry entries and populate the class store with those entries.
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*****************************************************************************/
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/******************************************************************************
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includes
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******************************************************************************/
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#include "precomp.hxx"
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#include "..\appmgr\resource.h"
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extern HINSTANCE ghInstance;
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/******************************************************************************
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defines and prototypes
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******************************************************************************/
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extern CLSID CLSID_ClassStore;
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extern const IID IID_IClassStore;
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extern const IID IID_IClassAdmin;
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LONG
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UpdatePackage(
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MESSAGE * pMessage,
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BOOL fUsageFlag,
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DWORD Context,
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char * pClsidString,
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char * pAppid,
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char * ServerName,
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DWORD * pMajorVersion,
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DWORD * pMinorVersion,
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DWORD * pLocale );
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LONG
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FindCLSIDFromFileExtension(
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MESSAGE * pMessage,
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BasicRegistry * pFileExtKey,
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char * ClsidBuffer,
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DWORD * SizeofClsidBuffer,
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char * szExt );
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LONG
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UpdateDatabaseFromFileExt(
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MESSAGE * pMessage )
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{
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BasicRegistry * pHKCR = new BasicRegistry( pMessage->hRoot );
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BasicRegistry * pFileKey;
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LONG Error;
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int Index;
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//
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// Get the file extension entries one by one. A file extension entry
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// is one whose name starts with a ".". So we enumerate the keys
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// looking for file extensions and add to the class dictionary.
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// Note that this step is carried out AFTER the class dictionary is
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// already populated, so we can assume that the class dictionary is
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// present.
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//
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pHKCR->InitForEnumeration(0);
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for ( Index = 0;Error != ERROR_NO_MORE_ITEMS;++Index )
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{
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char FileExtBuffer[ 256 ];
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DWORD SizeOfFileExtBuffer = 256;
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Error = pHKCR->NextKey( FileExtBuffer,
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&SizeOfFileExtBuffer,
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&pFileKey,
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pMessage->ftLow, pMessage->ftHigh );
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if( (Error == ERROR_SUCCESS ) && (FileExtBuffer[0] == '.') )
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{
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LONG Error2;
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char ClsidBuffer[256];
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DWORD SizeofClsidBuffer = 256;
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// this is a file extension key.
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// Given a file extension key, figure out the CLSID.
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/*****
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if(_stricmp(FileExtBuffer, ".doc" ) == 0 )
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printf("Hello1");
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******/
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Error2 = FindCLSIDFromFileExtension(
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pMessage,
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pFileKey,
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ClsidBuffer,
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&SizeofClsidBuffer,
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FileExtBuffer );
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if( Error2 != ERROR_NO_MORE_ITEMS )
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{
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CLASS_ENTRY * pClsEntry;
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// Enter into the Clsid dictionary.
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if( (pClsEntry = pMessage->pClsDict->Search( &ClsidBuffer[0] ) ) != 0 )
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{
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int len = strlen( FileExtBuffer );
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char * p = new char[ len + 1];
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strcpy( p, FileExtBuffer );
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pClsEntry->FileExtList.Add( p );
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}
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}
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}
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// close the key if we opened it.
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if( Error == ERROR_SUCCESS )
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delete pFileKey;
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}
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return ERROR_SUCCESS;
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}
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LONG
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FindCLSIDFromFileExtension(
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MESSAGE * pMessage,
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BasicRegistry * pFileExtKey,
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char * ClsidBuffer,
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DWORD * pSizeofClsidBuffer,
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char * szExt )
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{
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char Buffer[256];
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DWORD SizeofBuffer;
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BasicRegistry * pClsidKey;
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HKEY pTempKey;
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BasicRegistry * pProgIDKey;
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LONG Error = ERROR_NO_MORE_ITEMS;
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int fFound = 0;
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// Find the unnamed value. This is the progid value. Under this, a CLSID key should be present.
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SizeofBuffer = 256;
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Error = pFileExtKey->QueryValue("", &Buffer[0], &SizeofBuffer );
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// Get the key named in the Buffer.
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Error = RegOpenKeyEx( pMessage->hRoot,
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&Buffer[0],
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0,
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KEY_ALL_ACCESS,
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&pTempKey );
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pProgIDKey = new BasicRegistry( pTempKey );
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if( Error == ERROR_SUCCESS )
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{
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// Now get the CLSID subkey under this prog id key.
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Error = pProgIDKey->Find( "CLSID", &pClsidKey );
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if( Error == ERROR_SUCCESS )
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{
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// Find the unnamed value in this
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Error = pClsidKey->QueryValue( "", &ClsidBuffer[0], pSizeofClsidBuffer );
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delete pClsidKey;
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}
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else
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{
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CLSID TempClsid;
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// uuid create on TempClsid here
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UuidCreate(&TempClsid);
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// Convert that to a string.
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CLSIDToString( &TempClsid, &ClsidBuffer[0] );
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CLASS_ENTRY * pClassEntry = new CLASS_ENTRY;
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memcpy( pClassEntry->ClsidString,
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&ClsidBuffer[0],
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SIZEOF_STRINGIZED_CLSID );
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pMessage->pClsDict->Insert( pClassEntry );
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char * pT = new char [SIZEOF_STRINGIZED_CLSID];
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memcpy( pT,
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&ClsidBuffer[0],
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SIZEOF_STRINGIZED_CLSID );
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UpdatePackage( pMessage,
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0, // clsid update
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CTX_LOCAL_SERVER,
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pT,
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0,
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pMessage->pPackagePath,
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0,
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0,
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0 );
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Error = ERROR_SUCCESS;
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}
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delete pProgIDKey;
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}
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else
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{
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// Message that the file extension couldn't be mapped to a prog ID
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char szCaption [256];
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char szBuffer[256];
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::LoadString(ghInstance, IDS_BOGUS_EXTENSION, szBuffer, 256);
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strcat(szBuffer, szExt);
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strncpy(szCaption, pMessage->pPackagePath, 256);
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int iReturn = ::MessageBox(pMessage->hwnd, szBuffer,
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szCaption,
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MB_OK);
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}
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return Error == ERROR_SUCCESS ? Error: ERROR_NO_MORE_ITEMS;
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}
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