XLI.rar_mealy9a_piece5vb_split

/* * Copyright 2007 Stephen Liu * For license terms, see the file COPYING along with this library. */ #include <string.h> #include <ctype.h> #include <stdlib.h> #include <typeinfo> #include "spxmlparser.hpp" #include "spxmlreader.hpp" #include "spxmlutils.hpp" #include "spxmlstag.hpp" #include "spxmlevent.hpp" #include "spxmlcodec.hpp" //========================================================= SP_XmlReader :: SP_XmlReader() { mBuffer = new SP_XmlStringBuffer(); } SP_XmlReader :: ~SP_XmlReader() { delete mBuffer; } void SP_XmlReader :: changeReader( SP_XmlPullParser * parser, SP_XmlReader * reader ) { parser->changeReader( reader ); } SP_XmlReader * SP_XmlReader :: getReader( SP_XmlPullParser * parser, int type ) { return parser->getReader( type ); } void SP_XmlReader :: setError( SP_XmlPullParser * parser, const char * error ) { parser->setError( error ); } void SP_XmlReader :: reset() { mBuffer->clean(); } //========================================================= SP_XmlPIReader :: SP_XmlPIReader() { } SP_XmlPIReader :: ~SP_XmlPIReader() { } void SP_XmlPIReader :: read( SP_XmlPullParser * parser, char c ) { if( '>' == c ) { changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) ); } else { mBuffer->append( c ); } } SP_XmlPullEvent * SP_XmlPIReader :: getEvent( SP_XmlPullParser * parser ) { SP_XmlPullEvent * retEvent = NULL; if( mBuffer->getSize() > 0 ) { char * begin = (char*)mBuffer->getBuffer(); for( ; isspace( *begin ); ) begin++; char * end = begin; for( ; '\0' != *end && '?' != *end && ( ! isspace( *end ) ); ) end++; char savedChar = *end; *end = '\0'; if( 0 == strcasecmp( begin, "xml" ) ) { *end = savedChar; retEvent = parseDocDeclEvent( parser, mBuffer ); } else { SP_XmlPIEvent * piEvent = new SP_XmlPIEvent(); piEvent->setTarget( begin ); *end = savedChar; begin = end; for( ; isspace( *begin ); ) begin++; end = begin; for( ; '\0' != *end && '?' != *end; ) end++; piEvent->setData( begin, end - begin ); retEvent = piEvent; } } return retEvent; } SP_XmlPullEvent * SP_XmlPIReader :: parseDocDeclEvent( SP_XmlPullParser * parser, SP_XmlStringBuffer * buffer ) { SP_XmlDocDeclEvent * retEvent = NULL; SP_XmlSTagParser tagParser( parser->getEncoding() ); tagParser.append( buffer->getBuffer(), buffer->getSize() ); tagParser.append( " ", 1 ); if( NULL == tagParser.getError() ) { SP_XmlStartTagEvent * event = tagParser.takeEvent(); const char * version = event->getAttrValue( "version" ); const char * encoding = event->getAttrValue( "encoding" ); const char * standalone = event->getAttrValue( "standalone" ); retEvent = new SP_XmlDocDeclEvent(); retEvent->setVersion( NULL == version ? "" : version ); retEvent->setEncoding( NULL == encoding ? "" : encoding ); if( NULL != standalone ) { if( 0 == strcasecmp( "no", standalone ) ) { retEvent->setStandalone( 0 ); } else { retEvent->setStandalone( 1 ); } } delete event; } else { setError( parser, tagParser.getError() ); } return retEvent; } //========================================================= SP_XmlStartTagReader :: SP_XmlStartTagReader() { mIsQuot = 0; } SP_XmlStartTagReader :: ~SP_XmlStartTagReader() { } void SP_XmlStartTagReader :: read( SP_XmlPullParser * parser, char c ) { if( '>' == c && 0 == mIsQuot ) { changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) ); } else if( '/' == c && 0 == mIsQuot ) { SP_XmlReader * reader = getReader( parser, SP_XmlReader::eETag ); const char * pos = mBuffer->getBuffer(); for( ; isspace( *pos ); ) pos++; for( ; 0 == isspace( *pos ) && '\0' != *pos; pos++ ) { reader->read( parser, *pos ); } changeReader( parser, reader ); } else if( '<' == c && 0 == mIsQuot ) { setError( parser, "illegal char" ); } else { mBuffer->append( c ); if( 0 == mIsQuot ) { if( '\'' == c ) mIsQuot = 1; if( '"' == c ) mIsQuot = 2; } else { if( 1 == mIsQuot && '\'' == c ) mIsQuot = 0; if( 2 == mIsQuot && '"' == c ) mIsQuot = 0; } } } SP_XmlPullEvent * SP_XmlStartTagReader :: getEvent( SP_XmlPullParser * parser ) { SP_XmlStartTagEvent * retEvent = NULL; SP_XmlSTagParser tagParser( parser->getEncoding() ); tagParser.append( mBuffer->getBuffer(), mBuffer->getSize() ); tagParser.append( " ", 1 ); if( NULL == tagParser.getError() ) { retEvent = tagParser.takeEvent(); } else { setError( parser, tagParser.getError() ); } return retEvent; } void SP_XmlStartTagReader :: reset() { SP_XmlReader::reset(); mIsQuot = 0; } //========================================================= SP_XmlEndTagReader :: SP_XmlEndTagReader() { } SP_XmlEndTagReader :: ~SP_XmlEndTagReader() { } void SP_XmlEndTagReader :: read( SP_XmlPullParser * parser, char c ) { if( '>' == c ) { changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) ); } else if( '/' == c ) { setError( parser, "illegal name char" ); } else { mBuffer->append( c ); } } SP_XmlPullEvent * SP_XmlEndTagReader :: getEvent( SP_XmlPullParser * parser ) { const char * end = mBuffer->getBuffer() + mBuffer->getSize() - 1; for( ; end > mBuffer->getBuffer() && isspace( *end ); ) end--; SP_XmlEndTagEvent * retEvent = new SP_XmlEndTagEvent(); retEvent->setText( mBuffer->getBuffer(), end - mBuffer->getBuffer() + 1 ); return retEvent; } //========================================================= SP_XmlPCDataReader :: SP_XmlPCDataReader() { } SP_XmlPCDataReader :: ~SP_XmlPCDataReader() { } void SP_XmlPCDataReader :: read( SP_XmlPullParser * parser, char c ) { if( '<' == c ) { SP_XmlReader * reader = getReader( parser, SP_XmlReader::eLBracket ); reader->read( parser, c ); changeReader( parser, reader ); } else { mBuffer->append( c ); if (mBuffer->getSize() >= parser->getMaxTextSize()) { SP_XmlPullEvent * event = getEvent(parser); if (event != NULL) { parser->enqueueEvent(event); mBuffer->clean(); } } } } SP_XmlPullEvent * SP_XmlPCDataReader :: getEvent( SP_XmlPullParser * parser ) { SP_XmlCDataEvent * retEvent = NULL; int ignore = 0; if( 0 != parser->getIgnoreWhitespace() ) { ignore = 1; for( const char * pos = mBuffer->getBuffer(); '\0' != *pos; pos++ ) { if( !isspace( *pos ) ) { ignore = 0; break; } } } if( 0 == ignore && mBuffer->getSize() > 0 ) { retEvent = new SP_XmlCDataEvent(); SP_XmlStringBuffer buffer; SP_XmlStringCodec::decode( parser->getEncoding(), mBuffer->getBuffer(), &buffer ); retEvent->setText( buffer.getBuffer(), buffer.getSize() ); } return retEvent; } //========================================================= SP_XmlCDataSectionReader :: SP_XmlCDataSectionReader() { } SP_XmlCDataSectionReader :: ~SP_XmlCDataSectionReader() { } void SP_XmlCDataSectionReader :: read( SP_XmlPullParser * parser, char c ) { if( '>' == c && mBuffer->getSize() > 2 ) { char last1 = mBuffer->getBuffer()[ mBuffer->getSize() - 1 ]; char last2 = mBuffer->getBuffer()[ mBuffer->getSize() - 2 ]; if( ']' == last1 && ']' == last2 ) { changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) ); } else { mBuffer->append( c ); } } else { mBuffer->append( c ); } } SP_XmlPullEvent * SP_XmlCDataSectionReader :: getEvent( SP_XmlPullParser * parser ) { SP_XmlCDataEvent * retEvent = NULL; int len = mBuffer->getSize(); const char * data = mBuffer->getBuffer(); if( 0 == strncmp( data, "CDATA[", strlen( "CDATA[" ) ) ) { data += strlen( "CDATA[" ); len -= strlen( "CDATA[" ); } int ignore = 0; if( 0 != parser->getIgnoreWhitespace() ) { ignore = 1; for( int i = 0; i < len - 2; i++ ) { if( !isspace( data[i] ) ) { ignore = 0; break; } } } if( 0 == ignore && len > 2 ) { retEvent = new SP_XmlCDataEvent(); retEvent->setText( data, len - 2 ); } return retEvent; } //=========================================================