/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 . */ #include "model.hxx" #include "model_helper.hxx" #include "mip.hxx" #include "evaluationcontext.hxx" #include "unohelper.hxx" #include "submission/serialization_app_xml.hxx" #include "resourcehelper.hxx" #include "xmlhelper.hxx" #include "convert.hxx" #include #include #include #include // UNO classes #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include using com::sun::star::beans::PropertyValue; using com::sun::star::io::XInputStream; using com::sun::star::io::XActiveDataSink; using com::sun::star::io::TextInputStream; using com::sun::star::io::XTextInputStream2; using com::sun::star::container::XEnumeration; using com::sun::star::container::XNameContainer; using com::sun::star::xforms::XFormsSupplier; using namespace xforms; using namespace com::sun::star::uno; using namespace com::sun::star::xml::dom; using namespace com::sun::star::xml::xpath; // // implement XFormsUIHelper1 // OUString Model::getDefaultServiceNameForNode( const XNode_t& xNode ) throw( RuntimeException, std::exception ) { // determine service for control. string/text field is default. OUString sService = "com.sun.star.form.component.TextField"; // query repository for suitable type OSL_ENSURE( mxDataTypes.is(), "no type repository?" ); OUString sTypeName = queryMIP( xNode ).getTypeName(); if( mxDataTypes->hasByName( sTypeName ) ) { OSL_ENSURE( mxDataTypes->getDataType( sTypeName ).is(), "has or has not?" ); switch( mxDataTypes->getDataType( sTypeName )->getTypeClass() ) { case com::sun::star::xsd::DataTypeClass::BOOLEAN: sService = "com.sun.star.form.component.CheckBox"; break; case com::sun::star::xsd::DataTypeClass::DOUBLE: case com::sun::star::xsd::DataTypeClass::DECIMAL: case com::sun::star::xsd::DataTypeClass::FLOAT: sService = "com.sun.star.form.component.NumericField"; break; case com::sun::star::xsd::DataTypeClass::STRING: case com::sun::star::xsd::DataTypeClass::DURATION: case com::sun::star::xsd::DataTypeClass::DATETIME: case com::sun::star::xsd::DataTypeClass::TIME: case com::sun::star::xsd::DataTypeClass::DATE: case com::sun::star::xsd::DataTypeClass::gYearMonth: case com::sun::star::xsd::DataTypeClass::gYear: case com::sun::star::xsd::DataTypeClass::gMonthDay: case com::sun::star::xsd::DataTypeClass::gDay: case com::sun::star::xsd::DataTypeClass::gMonth: case com::sun::star::xsd::DataTypeClass::hexBinary: case com::sun::star::xsd::DataTypeClass::base64Binary: case com::sun::star::xsd::DataTypeClass::anyURI: case com::sun::star::xsd::DataTypeClass::QName: case com::sun::star::xsd::DataTypeClass::NOTATION: default: // keep default break; } } return sService; } static void lcl_OutPosition( OUStringBuffer& rBuffer, const Reference& xNode ) { OSL_ENSURE( xNode->getParentNode().is(), "need parent" ); // count # of occurrences of this node sal_Int32 nFound = 0; sal_Int32 nPosition = -1; if( xNode->getParentNode().is() ) { for( Reference xIter = xNode->getParentNode()->getFirstChild(); xIter != NULL; xIter = xIter->getNextSibling() ) { if( xIter->getNodeType() == xNode->getNodeType() && xIter->getNodeName() == xNode->getNodeName() && xIter->getNamespaceURI() == xNode->getNamespaceURI() ) { nFound++; if( xIter == xNode ) nPosition = nFound; } } } OSL_ENSURE( nFound > 0 && nPosition > 0, "node not found???" ); // output position (if necessary) if( nFound > 1 ) { rBuffer.insert( 0, ']' ); rBuffer.insert( 0, nPosition ); rBuffer.insert( 0, '[' ); } } static void lcl_OutName( OUStringBuffer& rBuffer, const Reference& xNode ) { rBuffer.insert( 0, xNode->getNodeName() ); OUString sPrefix = xNode->getPrefix(); if( !sPrefix.isEmpty() ) { rBuffer.insert( 0, ':' ); rBuffer.insert( 0, sPrefix ); } } static void lcl_OutInstance( OUStringBuffer& rBuffer, const Reference& xNode, Model* pModel ) { Reference xDoc = xNode->getOwnerDocument(); if( xDoc != pModel->getDefaultInstance() ) { rBuffer.insert( 0, "')" ); // iterate over instances, and find the right one OUString sInstanceName; Reference xEnum = pModel->getInstances()->createEnumeration(); while( sInstanceName.isEmpty() && xEnum->hasMoreElements() ) { Sequence aValues; xEnum->nextElement() >>= aValues; // get ID and instance OUString sId; Reference xInstance; getInstanceData( aValues, &sId, &xInstance, NULL, NULL ); // now check whether this was our instance: if( xInstance == xDoc ) sInstanceName = sId; } rBuffer.insert( 0, sInstanceName ); rBuffer.insert( 0, "instance('" ); } } OUString Model::getDefaultBindingExpressionForNode( const XNode_t& xNode, const EvaluationContext& rContext) { OSL_ENSURE( xNode.is(), "need node" ); // iterate upwards and put sections into the expression buffer. // Stop iteration either at context node (relative expression) or // at document root, whichever occurs first. OUStringBuffer aBuffer; for( Reference xCurrent = xNode; xCurrent.is() && xCurrent != rContext.mxContextNode; xCurrent = xCurrent->getParentNode() ) { // insert a '/' for every step except the first if( !aBuffer.isEmpty() ) aBuffer.insert( 0, '/' ); switch( xCurrent->getNodeType() ) { case NodeType_ELEMENT_NODE: lcl_OutPosition( aBuffer, xCurrent ); lcl_OutName( aBuffer, xCurrent ); break; case NodeType_TEXT_NODE: lcl_OutPosition( aBuffer, xCurrent ); aBuffer.insert( 0, "text()" ); break; case NodeType_ATTRIBUTE_NODE: lcl_OutName( aBuffer, xCurrent ); aBuffer.insert( 0, '@' ); break; case NodeType_DOCUMENT_NODE: // check for which instance we have lcl_OutInstance( aBuffer, xCurrent, this ); break; default: // unknown type? fail! OSL_FAIL( "unknown node type!" ); xCurrent.set( NULL ); aBuffer.makeStringAndClear(); // we'll remove the slash below aBuffer.insert( 0, '/' ); break; } } return aBuffer.makeStringAndClear(); } OUString Model::getDefaultBindingExpressionForNode( const XNode_t& xNode ) throw( RuntimeException, std::exception ) { return getDefaultBindingExpressionForNode( xNode, getEvaluationContext() ); } static bool lcl_isWhitespace( const OUString& rString ) { sal_Int32 nLength = rString.getLength(); const sal_Unicode* pStr = rString.getStr(); bool bWhitespace = true; for( sal_Int32 i = 0; bWhitespace && ( i < nLength ); i++ ) { sal_Unicode c = pStr[i]; bWhitespace = ( c == sal_Unicode(0x09) || c == sal_Unicode(0x0A) || c == sal_Unicode(0x0D) || c == sal_Unicode(0x20) ); } return bWhitespace; } OUString Model::getNodeDisplayName( const XNode_t& xNode, sal_Bool bDetail ) throw( RuntimeException, std::exception ) { OUStringBuffer aBuffer; switch( xNode->getNodeType() ) { case NodeType_ELEMENT_NODE: lcl_OutName( aBuffer, xNode ); break; case NodeType_TEXT_NODE: { OUString sContent = xNode->getNodeValue(); if( bDetail || ! lcl_isWhitespace( sContent ) ) { aBuffer = aBuffer + "\"" + Convert::collapseWhitespace( sContent ) + "\""; } } break; case NodeType_ATTRIBUTE_NODE: lcl_OutName( aBuffer, xNode ); aBuffer.insert( 0, '@' ); break; case NodeType_DOCUMENT_NODE: if( xNode == getDefaultInstance() ) aBuffer.append( '/' ); else lcl_OutInstance( aBuffer, xNode, this ); break; default: // unknown type? fail! OSL_FAIL( "unknown node type!" ); break; } return aBuffer.makeStringAndClear(); } OUString Model::getNodeName( const XNode_t& xNode ) throw( RuntimeException, std::exception ) { OUStringBuffer aBuffer; switch( xNode->getNodeType() ) { case NodeType_ELEMENT_NODE: case NodeType_ATTRIBUTE_NODE: lcl_OutName( aBuffer, xNode ); break; case NodeType_TEXT_NODE: case NodeType_DOCUMENT_NODE: default: // unknown type? fail! OSL_FAIL( "no name for this node type!" ); break; } return aBuffer.makeStringAndClear(); } OUString Model::getBindingName( const XPropertySet_t& xBinding, sal_Bool /*bDetail*/ ) throw( RuntimeException, std::exception ) { OUString sID; xBinding->getPropertyValue( "BindingID" ) >>= sID; OUString sExpression; xBinding->getPropertyValue( "BindingExpression" ) >>= sExpression; OUString sRet; if( !sID.isEmpty() ) { sRet = sID + " (" + sExpression + ") "; } else sRet = sExpression; return sRet; } OUString Model::getSubmissionName( const XPropertySet_t& xSubmission, sal_Bool /*bDetail*/ ) throw( RuntimeException, std::exception ) { OUString sID; xSubmission->getPropertyValue( "ID" ) >>= sID; return sID; } Model::XPropertySet_t Model::cloneBindingAsGhost( const XPropertySet_t &xBinding ) throw( RuntimeException, std::exception ) { // Create a new binding instance first... Binding *pBinding = new Binding(); // ...and bump up the "defered notification counter" // to prevent this binding from contributing to the // MIPs table... pBinding->deferNotifications(true); // Copy the propertyset and return result... XPropertySet_t xNewBinding(pBinding); copy( xBinding, xNewBinding ); return xNewBinding; } void Model::removeBindingIfUseless( const XPropertySet_t& xBinding ) throw( RuntimeException, std::exception ) { Binding* pBinding = Binding::getBinding( xBinding ); if( pBinding != NULL ) { if( ! pBinding->isUseful() ) mpBindings->removeItem( pBinding ); } } Model::XDocument_t Model::newInstance( const OUString& sName, const OUString& sURL, sal_Bool bURLOnce ) throw( RuntimeException, std::exception ) { // create a default instance with element XDocument_t xInstance = getDocumentBuilder()->newDocument(); DBG_ASSERT( xInstance.is(), "failed to create DOM instance" ); Reference( xInstance, UNO_QUERY_THROW )->appendChild( Reference( xInstance->createElement( "instanceData" ), UNO_QUERY_THROW ) ); Sequence aSequence; bool bOnce = bURLOnce; // bool, so we can take address in setInstanceData setInstanceData( aSequence, &sName, &xInstance, &sURL, &bOnce ); sal_Int32 nInstance = mpInstances->addItem( aSequence ); loadInstance( nInstance ); return xInstance; } static sal_Int32 lcl_findProp( const PropertyValue* pValues, sal_Int32 nLength, const OUString& rName ) { bool bFound = false; sal_Int32 n = 0; for( ; !bFound && n < nLength; n++ ) { bFound = ( pValues[n].Name == rName ); } return bFound ? ( n - 1) : -1; } sal_Int32 xforms::lcl_findInstance( const InstanceCollection* pInstances, const OUString& rName ) { sal_Int32 nLength = pInstances->countItems(); sal_Int32 n = 0; bool bFound = false; for( ; !bFound && n < nLength; n++ ) { OUString sName; getInstanceData( pInstances->getItem( n ), &sName, NULL, NULL, NULL ); bFound = ( sName == rName ); } return bFound ? ( n - 1 ) : -1; } void Model::renameInstance( const OUString& sFrom, const OUString& sTo, const OUString& sURL, sal_Bool bURLOnce ) throw( RuntimeException, std::exception ) { sal_Int32 nPos = lcl_findInstance( mpInstances, sFrom ); if( nPos != -1 ) { Sequence aSeq = mpInstances->getItem( nPos ); PropertyValue* pSeq = aSeq.getArray(); sal_Int32 nLength = aSeq.getLength(); sal_Int32 nProp = lcl_findProp( pSeq, nLength, "ID" ); if( nProp == -1 ) { // add name property aSeq.realloc( nLength + 1 ); pSeq = aSeq.getArray(); pSeq[ nLength ].Name = "ID"; nProp = nLength; } // change name pSeq[ nProp ].Value <<= sTo; // change url nProp = lcl_findProp( pSeq, nLength, "URL" ); if(nProp != -1) pSeq[ nProp ].Value <<= sURL; // change urlonce nProp = lcl_findProp( pSeq, nLength, "URLOnce" ); if(nProp != -1) pSeq[ nProp ].Value <<= bURLOnce; // set instance mpInstances->setItem( nPos, aSeq ); } } void Model::removeInstance( const OUString& sName ) throw( RuntimeException, std::exception ) { sal_Int32 nPos = lcl_findInstance( mpInstances, sName ); if( nPos != -1 ) mpInstances->removeItem( mpInstances->getItem( nPos ) ); } static Reference lcl_getModels( const Reference& xComponent ) { Reference xRet; Reference xSupplier( xComponent, UNO_QUERY ); if( xSupplier.is() ) { xRet = xSupplier->getXForms(); } return xRet; } Model::XModel_t Model::newModel( const Reference& xCmp, const OUString& sName ) throw( RuntimeException, std::exception ) { Model::XModel_t xModel; Reference xModels = lcl_getModels( xCmp ); if( xModels.is() && ! xModels->hasByName( sName ) ) { Model* pModel = new Model(); xModel.set( pModel ); pModel->setID( sName ); pModel->newInstance( OUString(), OUString(), sal_False ); pModel->initialize(); xModels->insertByName( sName, makeAny( xModel ) ); } return xModel; } void Model::renameModel( const Reference& xCmp, const OUString& sFrom, const OUString& sTo ) throw( RuntimeException, std::exception ) { Reference xModels = lcl_getModels( xCmp ); if( xModels.is() && xModels->hasByName( sFrom ) && ! xModels->hasByName( sTo ) ) { Reference xModel( xModels->getByName( sFrom ), UNO_QUERY ); xModel->setID( sTo ); xModels->insertByName( sTo, makeAny( xModel ) ); xModels->removeByName( sFrom ); } } void Model::removeModel( const Reference& xCmp, const OUString& sName ) throw( RuntimeException, std::exception ) { Reference xModels = lcl_getModels( xCmp ); if( xModels.is() && xModels->hasByName( sName ) ) { xModels->removeByName( sName ); } } Model::XNode_t Model::createElement( const XNode_t& xParent, const OUString& sName ) throw( RuntimeException, std::exception ) { Reference xNode; if( xParent.is() && isValidXMLName( sName ) ) { // TODO: implement proper namespace handling xNode.set( xParent->getOwnerDocument()->createElement( sName ), UNO_QUERY ); } return xNode; } Model::XNode_t Model::createAttribute( const XNode_t& xParent, const OUString& sName ) throw( RuntimeException, std::exception ) { Reference xNode; Reference xElement( xParent, UNO_QUERY ); if( xParent.is() && xElement.is() && isValidXMLName( sName ) ) { // handle case where attribute already exists sal_Int32 nCount = 0; OUString sUniqueName = sName; while( xElement->hasAttribute( sUniqueName ) ) { nCount++; sUniqueName = sName + OUString::number( nCount ); } // TODO: implement proper namespace handling xNode.set( xParent->getOwnerDocument()->createAttribute( sUniqueName ), UNO_QUERY ); } return xNode; } Model::XNode_t Model::renameNode( const XNode_t& xNode, const OUString& sName ) throw( RuntimeException, std::exception ) { // early out if we don't have to change the name if( xNode->getNodeName() == sName ) return xNode; // refuse to change name if its an attribute, and the name is already used if( xNode->getNodeType() == NodeType_ATTRIBUTE_NODE && xNode->getParentNode().is() && Reference(xNode->getParentNode(), UNO_QUERY_THROW)->hasAttribute( sName ) ) return xNode; // note old binding expression so we can adjust bindings below OUString sOldDefaultBindingExpression = getDefaultBindingExpressionForNode( xNode ); Reference xDoc = xNode->getOwnerDocument(); Reference xNew; if( xNode->getNodeType() == NodeType_ELEMENT_NODE ) { Reference xElem = xDoc->createElement( sName ); xNew.set( xElem, UNO_QUERY ); // iterate over all attributes and append them to the new element Reference xOldElem( xNode, UNO_QUERY ); OSL_ENSURE( xNode.is(), "no element?" ); Reference xMap = xNode->getAttributes(); sal_Int32 nLength = xMap.is() ? xMap->getLength() : 0; for( sal_Int32 n = 0; n < nLength; n++ ) { Reference xAttr( xMap->item(n), UNO_QUERY ); xElem->setAttributeNode( xOldElem->removeAttributeNode( xAttr ) ); } // iterate over all children and append them to the new element for( Reference xCurrent = xNode->getFirstChild(); xCurrent.is(); xCurrent = xNode->getFirstChild() ) { xNew->appendChild( xNode->removeChild( xCurrent ) ); } xNode->getParentNode()->replaceChild( xNew, xNode ); } else if( xNode->getNodeType() == NodeType_ATTRIBUTE_NODE ) { // create new attribute Reference xAttr = xDoc->createAttribute( sName ); xAttr->setValue( xNode->getNodeValue() ); // replace node Reference xParent = xNode->getParentNode(); xParent->removeChild( xNode ); xNew = xParent->appendChild( xAttr ); } else { OSL_FAIL( "can't rename this node type" ); } // adjust bindings (if necessary): if( xNew.is() ) { // iterate over bindings and replace default expressions OUString sNewDefaultBindingExpression = getDefaultBindingExpressionForNode( xNew ); for( sal_Int32 n = 0; n < mpBindings->countItems(); n++ ) { Binding* pBinding = Binding::getBinding( mpBindings->Collection::getItem( n ) ); if( pBinding->getBindingExpression() == sOldDefaultBindingExpression ) pBinding->setBindingExpression( sNewDefaultBindingExpression ); } } // return node; return old node if renaming failed return xNew.is() ? xNew : xNode; } Model::XPropertySet_t Model::getBindingForNode( const XNode_t& xNode, sal_Bool bCreate ) throw( RuntimeException, std::exception ) { OSL_ENSURE( xNode.is(), "no node?" ); // We will iterate over all bindings and determine the // appropriateness of the respective binding for this node. The // best one will be used. If we don't find any and bCreate is set, // then we will create a suitable binding. Binding* pBestBinding = NULL; sal_Int32 nBestScore = 0; for( sal_Int32 n = 0; n < mpBindings->countItems(); n++ ) { Binding* pBinding = Binding::getBinding( mpBindings->Collection::getItem( n ) ); OSL_ENSURE( pBinding != NULL, "no binding?" ); Reference xNodeList = pBinding->getXNodeList(); sal_Int32 nNodes = xNodeList.is() ? xNodeList->getLength() : 0; if( nNodes > 0 && xNodeList->item( 0 ) == xNode ) { // allright, we found a suitable node. Let's determine how // well it fits. Score: // - bind to exactly this node is better than whole nodeset // - simple binding expressions is better than complex ones sal_Int32 nScore = 0; if( nNodes == 1 ) nScore ++; if( pBinding->isSimpleBindingExpression() ) nScore ++; // if we found a better binding, remember it if( nScore > nBestScore ) { pBestBinding = pBinding; nBestScore = nScore; } } } // create binding, if none was found and bCreate is set OSL_ENSURE( ( nBestScore == 0 ) == ( pBestBinding == NULL ), "score != binding?" ); if( bCreate && pBestBinding == NULL ) { pBestBinding = new Binding(); pBestBinding->setBindingExpression( getDefaultBindingExpressionForNode( xNode ) ); mpBindings->addItem( pBestBinding ); } return pBestBinding; } void Model::removeBindingForNode( const XNode_t& ) throw( RuntimeException, std::exception ) { // determine whether suitable binding is still used } static OUString lcl_serializeForDisplay( const Reference< XAttr >& _rxAttrNode ) { OUString sResult; OSL_ENSURE( _rxAttrNode.is(), "lcl_serializeForDisplay( attr ): invalid argument!" ); if ( _rxAttrNode.is() ) { OUString sValue = _rxAttrNode->getValue(); sal_Unicode nQuote = '"'; if ( sValue.indexOf( nQuote ) >= 0 ) nQuote = '\''; sResult = _rxAttrNode->getName() + "=" + OUString(nQuote) + sValue + OUString(nQuote) + " "; } return sResult; } static OUString lcl_serializeForDisplay( const Reference& xNodes ) { OUString sResult; // create document fragment Reference xDocument( getDocumentBuilder()->newDocument() ); Reference xFragment( xDocument->createDocumentFragment() ); OSL_ENSURE( xFragment.is(), "xFragment" ); sal_Int32 nAttributeNodes = 0; // attach nodelist to fragment sal_Int32 nLength = xNodes->getLength(); for( sal_Int32 i = 0; i < nLength; i++ ) { Reference xCurrent = xNodes->item( i ); switch ( xCurrent->getNodeType() ) { case NodeType_DOCUMENT_NODE: // special-case documents: use top-level element instead xCurrent = xCurrent->getFirstChild(); break; case NodeType_ATTRIBUTE_NODE: { Reference< XAttr > xAttr( xCurrent, UNO_QUERY ); if ( xAttr.is() ) { sResult += lcl_serializeForDisplay( xAttr ); ++nAttributeNodes; } } continue; default: break; } // append node xFragment->appendChild( xDocument->importNode( xCurrent, sal_True ) ); } OSL_ENSURE( ( nAttributeNodes == 0 ) || ( nAttributeNodes == nLength ), "lcl_serializeForDisplay: mixed attribute and non-attribute nodes?" ); if ( nAttributeNodes ) // had only attribute nodes return sResult; // serialize fragment CSerializationAppXML aSerialization; aSerialization.setSource( xFragment ); aSerialization.serialize(); // copy stream into buffer Reference xTextInputStream = TextInputStream::create( comphelper::getProcessComponentContext() ); xTextInputStream->setInputStream( aSerialization.getInputStream() ); /* WORK AROUND for problem in serialization: currently, multiple XML delarations () are being written out and we don't want them. When this is fixed, the code below is nice and simple. The current code filters out the declarations. OUString sResult = xTextInputStream->readString( Sequence(), sal_True ); */ // well, the serialization prepends XML header(s) that we need to // remove first. OUStringBuffer aBuffer; while( ! xTextInputStream->isEOF() ) { OUString sLine = xTextInputStream->readLine(); if( !sLine.isEmpty() && !sLine.startsWith( "& xResult ) { // error handling first if( ! xResult.is() ) return getResource( RID_STR_XFORMS_CANT_EVALUATE ); // TODO: localize OUStringBuffer aBuffer; switch( xResult->getObjectType() ) { case XPathObjectType_XPATH_BOOLEAN: aBuffer.append( xResult->getBoolean() ? OUString("true") : OUString("false") ); break; case XPathObjectType_XPATH_STRING: aBuffer = aBuffer + "\"" + xResult->getString() + "\""; break; case XPathObjectType_XPATH_NODESET: aBuffer.append( lcl_serializeForDisplay( xResult->getNodeList() ) ); break; case XPathObjectType_XPATH_NUMBER: aBuffer.append( xResult->getDouble() ); break; case XPathObjectType_XPATH_UNDEFINED: case XPathObjectType_XPATH_POINT: case XPathObjectType_XPATH_RANGE: case XPathObjectType_XPATH_LOCATIONSET: case XPathObjectType_XPATH_USERS: case XPathObjectType_XPATH_XSLT_TREE: default: // TODO: localized error message? break; } return aBuffer.makeStringAndClear(); } OUString Model::getResultForExpression( const XPropertySet_t& xBinding, sal_Bool bIsBindingExpression, const OUString& sExpression ) throw( RuntimeException, std::exception ) { Binding* pBinding = Binding::getBinding( xBinding ); if( pBinding == NULL ) throw RuntimeException(); // prepare & evaluate expression OUStringBuffer aBuffer; ComputedExpression aExpression; aExpression.setExpression( sExpression ); if( bIsBindingExpression ) { // binding: use binding context and evaluation aExpression.evaluate( pBinding->getEvaluationContext() ); aBuffer.append( lcl_serializeForDisplay( aExpression.getXPath() ) ); } else { // MIP (not binding): iterate over bindings contexts std::vector aContext = pBinding->getMIPEvaluationContexts(); for( std::vector::iterator aIter = aContext.begin(); aIter != aContext.end(); ++aIter ) { aExpression.evaluate( *aIter ); aBuffer.append( lcl_serializeForDisplay(aExpression.getXPath()) ); aBuffer.append( '\n' ); } } return aBuffer.makeStringAndClear(); } sal_Bool Model::isValidXMLName( const OUString& sName ) throw( RuntimeException, std::exception ) { return isValidQName( sName, NULL ); } sal_Bool Model::isValidPrefixName( const OUString& sName ) throw( RuntimeException, std::exception ) { return ::isValidPrefixName( sName, NULL ); } void Model::setNodeValue( const XNode_t& xNode, const OUString& sValue ) throw( RuntimeException, std::exception ) { setSimpleContent( xNode, sValue ); } // // helper functions from model_helper.hxx // void xforms::getInstanceData( const Sequence& aValues, OUString* pID, Reference* pInstance, OUString* pURL, bool* pURLOnce ) { sal_Int32 nValues = aValues.getLength(); const PropertyValue* pValues = aValues.getConstArray(); for( sal_Int32 n = 0; n < nValues; n++ ) { const PropertyValue& rValue = pValues[n]; #define PROP(NAME) \ if( p##NAME != NULL && \ rValue.Name == #NAME ) \ rValue.Value >>= (*p##NAME) PROP(ID); PROP(Instance); PROP(URL); PROP(URLOnce); #undef PROP } } void xforms::setInstanceData( Sequence& aSequence, const OUString* _pID, const Reference* _pInstance, const OUString* _pURL, const bool* _pURLOnce ) { // get old instance data OUString sID; Reference xInstance; OUString sURL; bool bURLOnce = false; getInstanceData( aSequence, &sID, &xInstance, &sURL, &bURLOnce ); const OUString* pID = !sID.isEmpty() ? &sID : NULL; const Reference* pInstance = xInstance.is() ? &xInstance : NULL; const OUString* pURL = !sURL.isEmpty() ? &sURL : NULL; const bool* pURLOnce = ( bURLOnce && pURL != NULL ) ? &bURLOnce : NULL; // determine new instance data #define PROP(NAME) if( _p##NAME != NULL ) p##NAME = _p##NAME PROP(ID); PROP(Instance); PROP(URL); PROP(URLOnce); #undef PROP // count # of values we want to set sal_Int32 nCount = 0; #define PROP(NAME) if( p##NAME != NULL ) nCount++ PROP(ID); PROP(Instance); PROP(URL); PROP(URLOnce); #undef PROP // realloc sequence and enter values; aSequence.realloc( nCount ); PropertyValue* pSequence = aSequence.getArray(); sal_Int32 nIndex = 0; #define PROP(NAME) \ if( p##NAME != NULL ) \ { \ pSequence[ nIndex ].Name = OUString(#NAME); \ pSequence[ nIndex ].Value <<= *p##NAME; \ nIndex++; \ } PROP(ID); PROP(Instance); PROP(URL); PROP(URLOnce); #undef PROP } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */