xref: /trunk/main/xmlsecurity/source/helper/xsecparser.hxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27 
28 #ifndef _XSEC_CTL_PARSER_HXX
29 #define _XSEC_CTL_PARSER_HXX
30 
31 #include <xsecctl.hxx>
32 
33 #include <com/sun/star/xml/sax/XParser.hpp>
34 #include <com/sun/star/lang/XInitialization.hpp>
35 #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
36 #include <com/sun/star/xml/sax/XAttributeList.hpp>
37 
38 #include <cppuhelper/implbase2.hxx>
39 
40 class XSecParser: public cppu::WeakImplHelper2
41 <
42     com::sun::star::xml::sax::XDocumentHandler,
43     com::sun::star::lang::XInitialization
44 >
45 /****** XSecController.hxx/CLASS XSecParser ***********************************
46  *
47  *   NAME
48  *  XSecParser -- a SAX parser that can detect security elements
49  *
50  *   FUNCTION
51  *  The XSecParser object is connected on the SAX chain and detects
52  *  security elements in the SAX event stream, then notifies
53  *  the XSecController.
54  *
55  *   HISTORY
56  *  05.01.2004 -    Interface supported: XDocumentHandler, XInitialization
57  *
58  *   NOTES
59  *  This class is used when importing a document.
60  *
61  *   AUTHOR
62  *  Michael Mi
63  *  Email: michael.mi@sun.com
64  ******************************************************************************/
65 {
66     friend class XSecController;
67 private:
68     /*
69      * the following members are used to reserve the signature information,
70      * including X509IssuerName, X509SerialNumber, and X509Certificate,etc.
71      */
72     rtl::OUString m_ouX509IssuerName;
73     rtl::OUString m_ouX509SerialNumber;
74     rtl::OUString m_ouX509Certificate;
75     rtl::OUString m_ouDigestValue;
76     rtl::OUString m_ouSignatureValue;
77     rtl::OUString m_ouDate;
78     //rtl::OUString m_ouTime;
79 
80     /*
81      * whether inside a particular element
82      */
83     bool m_bInX509IssuerName;
84     bool m_bInX509SerialNumber;
85     bool m_bInX509Certificate;
86     bool m_bInDigestValue;
87     bool m_bInSignatureValue;
88     bool m_bInDate;
89     //bool m_bInTime;
90 
91     /*
92      * the XSecController collaborating with XSecParser
93      */
94     XSecController* m_pXSecController;
95 
96     /*
97      * the next XDocumentHandler on the SAX chain
98      */
99     com::sun::star::uno::Reference<
100         com::sun::star::xml::sax::XDocumentHandler > m_xNextHandler;
101 
102     /*
103      * this string is used to remember the current handled reference's URI,
104      *
105      * because it can be decided whether a stream reference is xml based or binary based
106      * only after the Transforms element is read in, so we have to reserve the reference's
107      * URI when the startElement event is met.
108      */
109     rtl::OUString m_currentReferenceURI;
110     bool m_bReferenceUnresolved;
111 
112 private:
113     rtl::OUString getIdAttr(const com::sun::star::uno::Reference<
114             com::sun::star::xml::sax::XAttributeList >& xAttribs );
115 
116 public:
117     XSecParser( XSecController* pXSecController,
118         const com::sun::star::uno::Reference<
119             com::sun::star::xml::sax::XDocumentHandler >& xNextHandler );
120     ~XSecParser(){};
121 
122     /*
123      * XDocumentHandler
124      */
125     virtual void SAL_CALL startDocument(  )
126         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
127 
128     virtual void SAL_CALL endDocument(  )
129         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
130 
131     virtual void SAL_CALL startElement(
132         const rtl::OUString& aName,
133         const com::sun::star::uno::Reference<
134             com::sun::star::xml::sax::XAttributeList >& xAttribs )
135         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
136 
137     virtual void SAL_CALL endElement( const rtl::OUString& aName )
138         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
139 
140     virtual void SAL_CALL characters( const rtl::OUString& aChars )
141         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
142 
143     virtual void SAL_CALL ignorableWhitespace( const rtl::OUString& aWhitespaces )
144         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
145 
146     virtual void SAL_CALL processingInstruction(
147         const rtl::OUString& aTarget,
148         const rtl::OUString& aData )
149         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
150 
151     virtual void SAL_CALL setDocumentLocator(
152         const com::sun::star::uno::Reference<
153             com::sun::star::xml::sax::XLocator >& xLocator )
154         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException);
155 
156     /*
157      * XInitialization
158      */
159     virtual void SAL_CALL initialize(
160         const com::sun::star::uno::Sequence< com::sun::star::uno::Any >& aArguments )
161         throw(com::sun::star::uno::Exception, com::sun::star::uno::RuntimeException);
162 };
163 
164 #endif
165 
166