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1 : : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : : /*
3 : : * This file is part of the LibreOffice project.
4 : : *
5 : : * This Source Code Form is subject to the terms of the Mozilla Public
6 : : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : : *
9 : : * This file incorporates work covered by the following license notice:
10 : : *
11 : : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : : * contributor license agreements. See the NOTICE file distributed
13 : : * with this work for additional information regarding copyright
14 : : * ownership. The ASF licenses this file to you under the Apache
15 : : * License, Version 2.0 (the "License"); you may not use this file
16 : : * except in compliance with the License. You may obtain a copy of
17 : : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : : */
19 : :
20 : : #ifndef _SAX_FASTPARSER_HXX_
21 : : #define _SAX_FASTPARSER_HXX_
22 : :
23 : : #include <vector>
24 : : #include <stack>
25 : : #include <boost/unordered_map.hpp>
26 : : #include <boost/shared_ptr.hpp>
27 : : #include <rtl/ref.hxx>
28 : : #include <com/sun/star/xml/sax/XFastParser.hpp>
29 : : #include <com/sun/star/xml/sax/XFastTokenHandler.hpp>
30 : : #include <com/sun/star/xml/sax/XFastDocumentHandler.hpp>
31 : : #include <com/sun/star/lang/XServiceInfo.hpp>
32 : : #include <cppuhelper/implbase2.hxx>
33 : :
34 : : #include <expat.h>
35 : : #include "xml2utf.hxx"
36 : :
37 : : #include <sax/fastattribs.hxx>
38 : :
39 : : #define PARSER_IMPLEMENTATION_NAME "com.sun.star.comp.extensions.xml.sax.FastParser"
40 : : #define PARSER_SERVICE_NAME "com.sun.star.xml.sax.FastParser"
41 : :
42 : : namespace sax_fastparser {
43 : :
44 : : class FastLocatorImpl;
45 : : struct NamespaceDefine;
46 : : struct SaxContextImpl;
47 : :
48 : : typedef ::boost::shared_ptr< SaxContextImpl > SaxContextImplPtr;
49 : : typedef ::boost::shared_ptr< NamespaceDefine > NamespaceDefineRef;
50 : :
51 : : typedef ::boost::unordered_map< ::rtl::OUString, sal_Int32,
52 : : ::rtl::OUStringHash, ::std::equal_to< ::rtl::OUString > > NamespaceMap;
53 : :
54 : : // --------------------------------------------------------------------
55 : :
56 : 4027 : struct ParserData
57 : : {
58 : : ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastDocumentHandler > mxDocumentHandler;
59 : : ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastTokenHandler > mxTokenHandler;
60 : : ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XErrorHandler > mxErrorHandler;
61 : : ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XEntityResolver > mxEntityResolver;
62 : : ::com::sun::star::lang::Locale maLocale;
63 : :
64 : : ParserData();
65 : : ~ParserData();
66 : : };
67 : :
68 : : // --------------------------------------------------------------------
69 : :
70 : : // Entity binds all information needed for a single file
71 [ + - ][ + - ]: 2004 : struct Entity : public ParserData
[ + - ][ + - ]
72 : : {
73 : : ::com::sun::star::xml::sax::InputSource maStructSource;
74 : : XML_Parser mpParser;
75 : : ::sax_expatwrap::XMLFile2UTFConverter maConverter;
76 : : ::rtl::Reference< FastAttributeList > mxAttributes;
77 : :
78 : : // Exceptions cannot be thrown through the C-XmlParser (possible resource leaks),
79 : : // therefore the exception must be saved somewhere.
80 : : ::com::sun::star::uno::Any maSavedException;
81 : :
82 : : ::std::stack< SaxContextImplPtr > maContextStack;
83 : : ::std::vector< NamespaceDefineRef > maNamespaceDefines;
84 : :
85 : : explicit Entity( const ParserData& rData );
86 : : ~Entity();
87 : : };
88 : :
89 : : // --------------------------------------------------------------------
90 : :
91 : : // This class implements the external Parser interface
92 : : class FastSaxParser : public ::cppu::WeakImplHelper2< ::com::sun::star::xml::sax::XFastParser, ::com::sun::star::lang::XServiceInfo >
93 : : {
94 : : public:
95 : : FastSaxParser();
96 : : virtual ~FastSaxParser();
97 : :
98 : : // The implementation details
99 : : static ::com::sun::star::uno::Sequence< ::rtl::OUString > getSupportedServiceNames_Static(void);
100 : :
101 : : // XFastParser
102 : : virtual void SAL_CALL parseStream( const ::com::sun::star::xml::sax::InputSource& aInputSource ) throw (::com::sun::star::xml::sax::SAXException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
103 : : virtual void SAL_CALL setFastDocumentHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastDocumentHandler >& Handler ) throw (::com::sun::star::uno::RuntimeException);
104 : : virtual void SAL_CALL setTokenHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XFastTokenHandler >& Handler ) throw (::com::sun::star::uno::RuntimeException);
105 : : virtual void SAL_CALL registerNamespace( const ::rtl::OUString& NamespaceURL, sal_Int32 NamespaceToken ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
106 : : virtual ::rtl::OUString SAL_CALL getNamespaceURL( const ::rtl::OUString& rPrefix ) throw(::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
107 : : virtual void SAL_CALL setErrorHandler( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XErrorHandler >& Handler ) throw (::com::sun::star::uno::RuntimeException);
108 : : virtual void SAL_CALL setEntityResolver( const ::com::sun::star::uno::Reference< ::com::sun::star::xml::sax::XEntityResolver >& Resolver ) throw (::com::sun::star::uno::RuntimeException);
109 : : virtual void SAL_CALL setLocale( const ::com::sun::star::lang::Locale& rLocale ) throw (::com::sun::star::uno::RuntimeException);
110 : :
111 : : // XServiceInfo
112 : : virtual ::rtl::OUString SAL_CALL getImplementationName( ) throw (::com::sun::star::uno::RuntimeException);
113 : : virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw (::com::sun::star::uno::RuntimeException);
114 : : virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames( ) throw (::com::sun::star::uno::RuntimeException);
115 : :
116 : : // called by the C callbacks of the expat parser
117 : : void callbackStartElement( const XML_Char* name, const XML_Char** atts );
118 : : void callbackEndElement( const XML_Char* name );
119 : : void callbackCharacters( const XML_Char* s, int nLen );
120 : : int callbackExternalEntityRef( XML_Parser parser, const XML_Char *openEntityNames, const XML_Char *base, const XML_Char *systemId, const XML_Char *publicId);
121 : : void callbackEntityDecl(const XML_Char *entityName, int is_parameter_entity,
122 : : const XML_Char *value, int value_length, const XML_Char *base,
123 : : const XML_Char *systemId, const XML_Char *publicId,
124 : : const XML_Char *notationName);
125 : :
126 : 2004 : inline void pushEntity( const Entity& rEntity ) { maEntities.push( rEntity ); }
127 : 2004 : inline void popEntity() { maEntities.pop(); }
128 : 649532 : Entity& getEntity() { return maEntities.top(); }
129 : :
130 : : private:
131 : : void parse();
132 : :
133 : : sal_Int32 GetToken( const ::rtl::OString& rToken );
134 : : sal_Int32 GetToken( const sal_Char* pToken, sal_Int32 nTokenLen = 0 );
135 : : sal_Int32 GetTokenWithPrefix( const ::rtl::OString& rPrefix, const ::rtl::OString& rName ) throw (::com::sun::star::xml::sax::SAXException);
136 : : sal_Int32 GetTokenWithPrefix( const sal_Char*pPrefix, int nPrefixLen, const sal_Char* pName, int nNameLen ) throw (::com::sun::star::xml::sax::SAXException);
137 : : ::rtl::OUString GetNamespaceURL( const ::rtl::OString& rPrefix ) throw (::com::sun::star::xml::sax::SAXException);
138 : : ::rtl::OUString GetNamespaceURL( const sal_Char*pPrefix, int nPrefixLen ) throw (::com::sun::star::xml::sax::SAXException);
139 : : sal_Int32 GetNamespaceToken( const ::rtl::OUString& rNamespaceURL );
140 : : sal_Int32 GetTokenWithNamespaceURL( const ::rtl::OUString& rNamespaceURL, const sal_Char* pName, int nNameLen );
141 : : void DefineNamespace( const ::rtl::OString& rPrefix, const sal_Char* pNamespaceURL );
142 : : sal_Int32 CreateCustomToken( const sal_Char* pToken, int len = 0 );
143 : :
144 : : void pushContext();
145 : : void popContext();
146 : :
147 : : void splitName( const XML_Char *pwName, const XML_Char *&rpPrefix, sal_Int32 &rPrefixLen, const XML_Char *&rpName, sal_Int32 &rNameLen );
148 : :
149 : : private:
150 : : ::osl::Mutex maMutex;
151 : :
152 : : ::rtl::Reference< FastLocatorImpl > mxDocumentLocator;
153 : : NamespaceMap maNamespaceMap;
154 : :
155 : : ParserData maData; /// Cached parser configuration for next call of parseStream().
156 : : ::std::stack< Entity > maEntities; /// Entity stack for each call of parseStream().
157 : : };
158 : :
159 : : }
160 : :
161 : : #endif // _SAX_FASTPARSER_HXX_
162 : :
163 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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