Diff: spxml/spxmlreader.cpp

Revision:

8:a9541e8897f5

Parent:

7:ad9fcf0e1bc5

--- a/spxml/spxmlreader.cpp	Sat Sep 01 04:09:48 2012 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,570 +0,0 @@
-/*
- * 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 );
-	}
-}
-
-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;
-}
-
-//=========================================================
-
-SP_XmlCommentReader :: SP_XmlCommentReader()
-{
-}
-
-SP_XmlCommentReader :: ~SP_XmlCommentReader()
-{
-}
-
-void SP_XmlCommentReader :: read( SP_XmlPullParser * parser, char c )
-{
-	if( '>' == c && mBuffer->getSize() >= 2 ) {
-		int size = mBuffer->getSize();
-		if( '-' == mBuffer->getBuffer()[ size - 1 ]
-				&& '-' == mBuffer->getBuffer()[ size - 2 ] ) {
-			changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) );
-		} else {
-			mBuffer->append( c );
-		}
-	} else {
-		mBuffer->append( c );
-	}
-}
-
-SP_XmlPullEvent * SP_XmlCommentReader :: getEvent( SP_XmlPullParser * parser )
-{
-	SP_XmlCommentEvent * retEvent = new SP_XmlCommentEvent();
-
-	retEvent->setText( mBuffer->getBuffer(), mBuffer->getSize() - 2 );
-
-	return retEvent;
-}
-
-//=========================================================
-
-SP_XmlDocTypeReader :: SP_XmlDocTypeReader()
-{
-}
-
-SP_XmlDocTypeReader :: ~SP_XmlDocTypeReader()
-{
-}
-
-void SP_XmlDocTypeReader :: read( SP_XmlPullParser * parser, char c )
-{
-	if( '>' == c ) {
-		if( NULL != strchr( mBuffer->getBuffer(), '[' ) ) {
-			char last = mBuffer->getBuffer()[ mBuffer->getSize() - 1 ];
-			if( ']' == last ) {
-				changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) );
-			} else {
-				mBuffer->append( c );
-			}
-		} else {
-			changeReader( parser, getReader( parser, SP_XmlReader::ePCData ) );
-		}
-	} else {
-		mBuffer->append( c );
-	}
-}
-
-SP_XmlPullEvent * SP_XmlDocTypeReader :: getEvent( SP_XmlPullParser * parser )
-{
-	SP_XmlDocTypeEvent * retEvent = NULL;
-
-	SP_XmlSTagParser tagParser( parser->getEncoding() );
-
-	tagParser.append( "DOCTYPE ", strlen( "DOCTYPE " ) );
-	tagParser.append( mBuffer->getBuffer(), mBuffer->getSize() );
-	tagParser.append( " ", 1 );
-	if( NULL == tagParser.getError() ) {
-		SP_XmlStartTagEvent * event = tagParser.takeEvent();
-
-		retEvent = new SP_XmlDocTypeEvent();
-
-		for( int i = 0; i < event->getAttrCount(); i += 2 ) {
-			const char * name = event->getAttr( i, NULL );
-			if( 0 == strcmp( name, "DOCTYPE" ) ) {
-				name = event->getAttr( i + 1, NULL );
-				retEvent->setName( NULL == name ? "" : name );	
-			} else if( 0 == strcmp( name, "PUBLIC" ) ) {
-				name = event->getAttr( i + 1, NULL );
-				retEvent->setPublicID( NULL == name ? "" : name );
-			} else if( 0 == strcmp( name, "SYSTEM" ) ) {
-				name = event->getAttr( i + 1, NULL );
-				retEvent->setSystemID( NULL == name ? "" : name );
-			} else if( NULL != strstr( name, ".dtd" ) ) {
-				retEvent->setDTD( name );
-			}
-		}
-
-		delete event;
-	} else {
-		//setError( parser, tagParser.getError() );
-	}
-
-	return retEvent;
-}
-
-//=========================================================
-
-SP_XmlLeftBracketReader :: SP_XmlLeftBracketReader()
-{
-	mHasReadBracket = 0;
-}
-
-SP_XmlLeftBracketReader :: ~SP_XmlLeftBracketReader()
-{
-}
-
-void SP_XmlLeftBracketReader :: read( SP_XmlPullParser * parser, char c )
-{
-	if( 0 == mHasReadBracket ) {
-		if( isspace( c ) ) {
-			//skip
-		} else if( '<' == c ) {
-			mHasReadBracket = 1;
-		}
-	} else {
-		if( '?' == c ) {
-			changeReader( parser, getReader( parser, SP_XmlReader::ePI ) );
-		} else if( '/' == c ) {
-			changeReader( parser, getReader( parser, SP_XmlReader::eETag ) );
-		} else if( '!' == c ) {
-			changeReader( parser, getReader( parser, SP_XmlReader::eSign ) );
-		} else if( SP_XmlStringCodec::isNameChar( parser->getEncoding(), c ) ) {
-			SP_XmlReader * reader = getReader( parser, SP_XmlReader::eSTag );
-			reader->read( parser, c );
-			changeReader( parser, reader );
-		} else {
-			setError( parser, "not well-formed" );
-		}
-	}
-}
-
-SP_XmlPullEvent * SP_XmlLeftBracketReader :: getEvent( SP_XmlPullParser * parser )
-{
-	return NULL;
-}
-
-void SP_XmlLeftBracketReader :: reset()
-{
-	SP_XmlReader::reset();
-	mHasReadBracket = 0;
-}
-
-//=========================================================
-
-SP_XmlSignReader :: SP_XmlSignReader()
-{
-}
-
-SP_XmlSignReader :: ~SP_XmlSignReader()
-{
-}
-
-void SP_XmlSignReader :: read( SP_XmlPullParser * parser, char c )
-{
-	if( '[' == c ) {
-		changeReader( parser, getReader( parser, SP_XmlReader::eCDataSection ) );
-	} else if( '-' == c ) {
-		changeReader( parser, getReader( parser, SP_XmlReader::eComment ) );
-	} else if( isupper( c ) ) {
-		SP_XmlReader * reader = getReader( parser, SP_XmlReader::eDocType );
-		reader->read( parser, c );
-		changeReader( parser, reader );
-	} else {
-		setError( parser, "not well-formed" );
-	}
-}
-
-SP_XmlPullEvent * SP_XmlSignReader :: getEvent( SP_XmlPullParser * parser )
-{
-	return NULL;
-}
-
-//=========================================================
-
-SP_XmlReaderPool :: SP_XmlReaderPool()
-{
-	mReaderList = (SP_XmlReader**)malloc( sizeof( void * ) * SP_XmlReader::MAX_READER );
-	memset( mReaderList, 0, sizeof( void * ) * SP_XmlReader::MAX_READER );
-}
-
-SP_XmlReaderPool :: ~SP_XmlReaderPool()
-{
-	for( int i = 0; i < SP_XmlReader::MAX_READER; i++ ) {
-		if( NULL != mReaderList[i] ) {
-			delete mReaderList[i];
-		}
-	}
-	free( mReaderList );
-}
-
-SP_XmlReader * SP_XmlReaderPool :: borrow( int type )
-{
-	SP_XmlReader * reader = NULL;
-
-	if( type >= 0 && type < SP_XmlReader::MAX_READER ) {
-		reader = mReaderList[ type ];
-		if( NULL == reader ) {
-			switch( type ) {
-			case SP_XmlReader::ePI: reader = new SP_XmlPIReader(); break;
-			case SP_XmlReader::eSTag: reader = new SP_XmlStartTagReader(); break;
-			case SP_XmlReader::eETag: reader = new SP_XmlEndTagReader(); break;
-			case SP_XmlReader::ePCData: reader = new SP_XmlPCDataReader(); break;
-			case SP_XmlReader::eCDataSection: reader = new SP_XmlCDataSectionReader(); break;
-			case SP_XmlReader::eComment: reader = new SP_XmlCommentReader(); break;
-			case SP_XmlReader::eDocType: reader = new SP_XmlDocTypeReader(); break;
-			case SP_XmlReader::eLBracket: reader = new SP_XmlLeftBracketReader(); break;
-			case SP_XmlReader::eSign: reader = new SP_XmlSignReader(); break;
-			}
-			mReaderList[ type ] = reader;
-		}
-	}
-
-	//printf( "\nborrow change: %s\n", typeid( *reader ).name() );
-
-	return reader;
-}
-
-void SP_XmlReaderPool :: save( SP_XmlReader * reader )
-{
-	//printf( "\nreturn change: %s\n", typeid( *reader ).name() );
-	reader->reset();
-}
-
-//=========================================================