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xml-copy-editor-code
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Resolve DTDs explicitly before loading them

This commit is contained in:
Zane U. Ji 2014-04-24 22:47:21 +08:00
parent 7e7c756c60
commit fa5e760c82
1 changed files with 28 additions and 5 deletions
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31
src/xmlpromptgenerator.cpp
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@ -19,6 +19,7 @@
#include <wx/wx.h> #include <wx/wx.h>
#include <wx/filename.h> #include <wx/filename.h>
#include <wx/filesys.h>
#include <stdexcept> #include <stdexcept>
#include "xmlpromptgenerator.h" #include "xmlpromptgenerator.h"
#include "xmlencodinghandler.h" #include "xmlencodinghandler.h"
@ -306,19 +307,41 @@ int XMLCALL XmlPromptGenerator::externalentityrefhandler (
parser.setDoSchema ( true ); parser.setDoSchema ( true );
parser.setValidationSchemaFullChecking ( true ); parser.setValidationSchemaFullChecking ( true );
MySAX2Handler handler;
XercesCatalogResolver catalogResolver; XercesCatalogResolver catalogResolver;
parser.setErrorHandler ( &handler );
parser.setEntityResolver ( &catalogResolver ); parser.setEntityResolver ( &catalogResolver );
wxString wideSystemId ( systemId, wxConvUTF8 ); // TODO: Apply encoding wxString wideSystemId ( systemId, wxConvUTF8 ); // TODO: Apply encoding
wxString widePublicId ( publicId, wxConvUTF8 ); wxString widePublicId ( publicId, wxConvUTF8 );
URLInputSource source std::auto_ptr<InputSource> source ( catalogResolver.resolveEntity
( ( const XMLCh * ) WrapXerces::toString ( d->basePath ).GetData() ( ( const XMLCh * ) WrapXerces::toString ( widePublicId ).GetData()
, ( const XMLCh * ) WrapXerces::toString ( wideSystemId ).GetData()
) );
if ( !source.get() )
{
wxString fileURL = wxFileSystem::FileNameToURL ( d->basePath );
source.reset ( new URLInputSource
( ( const XMLCh * ) WrapXerces::toString ( fileURL ).GetData()
, ( const XMLCh * ) WrapXerces::toString ( wideSystemId ).GetData() , ( const XMLCh * ) WrapXerces::toString ( wideSystemId ).GetData()
, ( const XMLCh * ) WrapXerces::toString ( widePublicId ).GetData() , ( const XMLCh * ) WrapXerces::toString ( widePublicId ).GetData()
); ) );
Grammar *rootGrammar = parser.loadGrammar ( source, Grammar::DTDGrammarType ); }
if ( pThis->TestDestroy() )
return XML_STATUS_ERROR;
Grammar *rootGrammar;
try {
rootGrammar = parser.loadGrammar ( *source, Grammar::DTDGrammarType );
if ( !rootGrammar ) if ( !rootGrammar )
return XML_STATUS_ERROR; return XML_STATUS_ERROR;
}
catch ( SAXParseException& e )
{
wxLogError ( _T ( "%s" ), handler.getErrors().c_str() );
return XML_STATUS_ERROR;
}
DTDGrammar* grammar = ( DTDGrammar* ) rootGrammar; DTDGrammar* grammar = ( DTDGrammar* ) rootGrammar;
NameIdPoolEnumerator<DTDElementDecl> elemEnum = grammar->getElemEnumerator(); NameIdPoolEnumerator<DTDElementDecl> elemEnum = grammar->getElemEnumerator();