desktop/source/deployment/dp_xml.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_desktop.hxx"
  33
  34 #include "dp_misc.h"
  35 #include "dp_xml.h"
  36 #include "rtl/ustrbuf.hxx"
  37 #include "ucbhelper/content.hxx"
  38 #include "com/sun/star/xml/sax/XParser.hpp"
  39
  40
  41 using namespace ::com::sun::star;
  42 using namespace ::com::sun::star::uno;
  43 using ::rtl::OUString;
  44
  45 namespace dp_misc
  46 {
  47
  48 //==============================================================================
  49 void xml_parse(
  50     Reference<xml::sax::XDocumentHandler> const & xDocHandler,
  51     ::ucbhelper::Content & ucb_content,
  52     Reference<XComponentContext> const & xContext )
  53 {
  54     // raise sax parser:
  55     Reference<xml::sax::XParser> xParser(
  56         xContext->getServiceManager()->createInstanceWithContext(
  57             OUSTR("com.sun.star.xml.sax.Parser"), xContext ), UNO_QUERY_THROW );
  58
  59     // error handler, entity resolver omitted
  60     xParser->setDocumentHandler( xDocHandler );
  61     xml::sax::InputSource source;
  62     source.aInputStream = ucb_content.openStream();
  63     source.sSystemId = ucb_content.getURL();
  64     xParser->parseStream( source );
  65 }
  66
  67 //==============================================================================
  68 void xml_parse(
  69     Reference<xml::input::XRoot> const & xRoot,
  70     ::ucbhelper::Content & ucb_content,
  71     Reference<XComponentContext> const & xContext )
  72 {
  73     const Any arg(xRoot);
  74     const Reference<xml::sax::XDocumentHandler> xDocHandler(
  75         xContext->getServiceManager()->createInstanceWithArgumentsAndContext(
  76             OUSTR("com.sun.star.xml.input.SaxDocumentHandler"),
  77             Sequence<Any>( &arg, 1 ), xContext ), UNO_QUERY_THROW );
  78     xml_parse( xDocHandler, ucb_content, xContext );
  79 }
  80
  81 //##############################################################################
  82
  83 //______________________________________________________________________________
  84 XmlRootElement::XmlRootElement(
  85     OUString const & uri, OUString const & localname )
  86     : m_uri( uri )
  87 {
  88     m_localname = localname;
  89 }
  90
  91 //______________________________________________________________________________
  92 XmlRootElement::~XmlRootElement()
  93 {
  94 }
  95
  96 // XRoot
  97 //______________________________________________________________________________
  98 void XmlRootElement::startDocument(
  99     Reference<xml::input::XNamespaceMapping> const & xMapping )
 100     throw (xml::sax::SAXException, RuntimeException)
 101 {
 102     m_xNamespaceMapping = xMapping;
 103
 104     try {
 105         m_uid = m_xNamespaceMapping->getUidByUri( m_uri );
 106     }
 107     catch (container::NoSuchElementException & exc) {
 108         throw xml::sax::SAXException(
 109             exc.Message, static_cast<OWeakObject *>(this), Any(exc) );
 110     }
 111 }
 112
 113 //______________________________________________________________________________
 114 void XmlRootElement::endDocument()
 115     throw (xml::sax::SAXException, RuntimeException)
 116 {
 117 }
 118
 119 //______________________________________________________________________________
 120 void XmlRootElement::processingInstruction(
 121     OUString const &, OUString const & )
 122     throw (xml::sax::SAXException, RuntimeException)
 123 {
 124 }
 125
 126 //______________________________________________________________________________
 127 void XmlRootElement::setDocumentLocator(
 128     Reference<xml::sax::XLocator> const & )
 129     throw (xml::sax::SAXException, RuntimeException)
 130 {
 131 }
 132
 133 //______________________________________________________________________________
 134 Reference<xml::input::XElement> XmlRootElement::startRootElement(
 135     sal_Int32 uid, OUString const & localname,
 136     Reference<xml::input::XAttributes> const & xAttributes )
 137     throw (xml::sax::SAXException, RuntimeException)
 138 {
 139     check_xmlns( uid );
 140     if (! localname.equals( m_localname )) {
 141         throw xml::sax::SAXException(
 142             OUSTR("unexpected root element ") + localname,
 143             static_cast<OWeakObject *>(this), Any() );
 144     }
 145     m_xAttributes = xAttributes;
 146
 147     return this;
 148 }
 149
 150 //##############################################################################
 151
 152 //______________________________________________________________________________
 153 XmlElement::~XmlElement()
 154 {
 155 }
 156
 157 //______________________________________________________________________________
 158 void XmlElement::check_xmlns( sal_Int32 uid ) const
 159     throw (xml::sax::SAXException)
 160 {
 161     if (uid != m_uid)
 162     {
 163         ::rtl::OUStringBuffer buf;
 164         buf.appendAscii(
 165             RTL_CONSTASCII_STRINGPARAM("illegal xml namespace uri=\"") );
 166         try {
 167             buf.append( m_xNamespaceMapping->getUriByUid( uid ) );
 168         }
 169         catch (container::NoSuchElementException & exc) {
 170             throw xml::sax::SAXException(
 171                 exc.Message, static_cast<OWeakObject *>(
 172                     const_cast<XmlElement *>(this) ), Any(exc) );
 173         }
 174         buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\"!") );
 175         throw xml::sax::SAXException(
 176             buf.makeStringAndClear(),
 177             static_cast<OWeakObject *>( const_cast<XmlElement *>(this) ),
 178             Any() );
 179     }
 180 }
 181
 182 // XElement
 183 //______________________________________________________________________________
 184 Reference<xml::input::XElement> XmlElement::getParent()
 185     throw (RuntimeException)
 186 {
 187     return m_xParent;
 188 }
 189
 190 //______________________________________________________________________________
 191 OUString XmlElement::getLocalName()
 192     throw (RuntimeException)
 193 {
 194     return m_localname;
 195 }
 196
 197 //______________________________________________________________________________
 198 sal_Int32 XmlElement::getUid()
 199     throw (RuntimeException)
 200 {
 201     return m_uid;
 202 }
 203
 204 //______________________________________________________________________________
 205 Reference<xml::input::XAttributes> XmlElement::getAttributes()
 206     throw (RuntimeException)
 207 {
 208     return m_xAttributes;
 209 }
 210
 211 //______________________________________________________________________________
 212 void XmlElement::ignorableWhitespace(
 213     OUString const & )
 214     throw (xml::sax::SAXException, RuntimeException)
 215 {
 216 }
 217
 218 //______________________________________________________________________________
 219 void XmlElement::characters( OUString const & chars )
 220     throw (xml::sax::SAXException, RuntimeException)
 221 {
 222     m_characters += chars;
 223 }
 224
 225 //______________________________________________________________________________
 226 void XmlElement::processingInstruction(
 227     OUString const &, OUString const & )
 228     throw (xml::sax::SAXException, RuntimeException)
 229 {
 230 }
 231
 232 //______________________________________________________________________________
 233 void XmlElement::endElement()
 234     throw (xml::sax::SAXException, RuntimeException)
 235 {
 236     m_got_endElement = true;
 237 }
 238
 239 //______________________________________________________________________________
 240 Reference<xml::input::XElement> XmlElement::startChildElement(
 241     sal_Int32 uid, OUString const & localName,
 242     Reference<xml::input::XAttributes> const & )
 243     throw (xml::sax::SAXException, RuntimeException)
 244 {
 245     ::rtl::OUStringBuffer buf;
 246     buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("unexpected element "
 247                                                 "{ tag=\"") );
 248     buf.append( localName );
 249     buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\", uri=\"") );
 250     try {
 251         buf.append( m_xNamespaceMapping->getUriByUid( uid ) );
 252     }
 253     catch (container::NoSuchElementException & exc) {
 254         throw xml::sax::SAXException(
 255             exc.Message, static_cast<OWeakObject *>(this), Any(exc) );
 256     }
 257     buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("\" }!") );
 258     throw xml::sax::SAXException(
 259         buf.makeStringAndClear(), static_cast<OWeakObject *>(this), Any() );
 260 }
 261
 262 }