1*e9cbe144SAndrew Rist /************************************************************** 2*e9cbe144SAndrew Rist * 3*e9cbe144SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*e9cbe144SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*e9cbe144SAndrew Rist * distributed with this work for additional information 6*e9cbe144SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*e9cbe144SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*e9cbe144SAndrew Rist * "License"); you may not use this file except in compliance 9*e9cbe144SAndrew Rist * with the License. You may obtain a copy of the License at 10*e9cbe144SAndrew Rist * 11*e9cbe144SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*e9cbe144SAndrew Rist * 13*e9cbe144SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*e9cbe144SAndrew Rist * software distributed under the License is distributed on an 15*e9cbe144SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*e9cbe144SAndrew Rist * KIND, either express or implied. See the License for the 17*e9cbe144SAndrew Rist * specific language governing permissions and limitations 18*e9cbe144SAndrew Rist * under the License. 19*e9cbe144SAndrew Rist * 20*e9cbe144SAndrew Rist *************************************************************/ 21*e9cbe144SAndrew Rist 22*e9cbe144SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #include <attr.hxx> 25cdf0e10cSrcweir 26cdf0e10cSrcweir #include <string.h> 27cdf0e10cSrcweir 28cdf0e10cSrcweir #include <boost/shared_ptr.hpp> 29cdf0e10cSrcweir 30cdf0e10cSrcweir #include <com/sun/star/xml/dom/DOMException.hdl> 31cdf0e10cSrcweir #include <com/sun/star/xml/dom/events/XMutationEvent.hpp> 32cdf0e10cSrcweir 33cdf0e10cSrcweir #include <document.hxx> 34cdf0e10cSrcweir 35cdf0e10cSrcweir 36cdf0e10cSrcweir namespace DOM 37cdf0e10cSrcweir { CAttr(CDocument const & rDocument,::osl::Mutex const & rMutex,xmlAttrPtr const pAttr)38cdf0e10cSrcweir CAttr::CAttr(CDocument const& rDocument, ::osl::Mutex const& rMutex, 39cdf0e10cSrcweir xmlAttrPtr const pAttr) 40cdf0e10cSrcweir : CAttr_Base(rDocument, rMutex, 41cdf0e10cSrcweir NodeType_ATTRIBUTE_NODE, reinterpret_cast<xmlNodePtr>(pAttr)) 42cdf0e10cSrcweir , m_aAttrPtr(pAttr) 43cdf0e10cSrcweir { 44cdf0e10cSrcweir } 45cdf0e10cSrcweir GetNamespace(xmlNodePtr const pNode)46cdf0e10cSrcweir xmlNsPtr CAttr::GetNamespace(xmlNodePtr const pNode) 47cdf0e10cSrcweir { 48cdf0e10cSrcweir if (!m_pNamespace.get()) { 49cdf0e10cSrcweir return 0; 50cdf0e10cSrcweir } 51cdf0e10cSrcweir xmlChar const*const pUri(reinterpret_cast<xmlChar const*>( 52cdf0e10cSrcweir m_pNamespace->first.getStr())); 53cdf0e10cSrcweir xmlChar const*const pPrefix(reinterpret_cast<xmlChar const*>( 54cdf0e10cSrcweir m_pNamespace->second.getStr())); 55cdf0e10cSrcweir xmlNsPtr pNs = xmlSearchNs(pNode->doc, pNode, pPrefix); 56cdf0e10cSrcweir if (pNs && (0 != xmlStrcmp(pNs->href, pUri))) { 57cdf0e10cSrcweir return pNs; 58cdf0e10cSrcweir } 59cdf0e10cSrcweir pNs = xmlNewNs(pNode, pUri, pPrefix); 60cdf0e10cSrcweir if (pNs) { 61cdf0e10cSrcweir return pNs; 62cdf0e10cSrcweir } 63cdf0e10cSrcweir pNs = xmlSearchNsByHref(pNode->doc, pNode, pUri); 64cdf0e10cSrcweir // if (!pNs) hmm... now what? throw? 65cdf0e10cSrcweir if (!pNs) { OSL_TRACE("CAtttr: cannot create namespace"); } 66cdf0e10cSrcweir return pNs; 67cdf0e10cSrcweir } 68cdf0e10cSrcweir IsChildTypeAllowed(NodeType const nodeType)69cdf0e10cSrcweir bool CAttr::IsChildTypeAllowed(NodeType const nodeType) 70cdf0e10cSrcweir { 71cdf0e10cSrcweir switch (nodeType) { 72cdf0e10cSrcweir case NodeType_TEXT_NODE: 73cdf0e10cSrcweir case NodeType_ENTITY_REFERENCE_NODE: 74cdf0e10cSrcweir return true; 75cdf0e10cSrcweir default: 76cdf0e10cSrcweir return false; 77cdf0e10cSrcweir } 78cdf0e10cSrcweir } 79cdf0e10cSrcweir getNodeName()80cdf0e10cSrcweir OUString SAL_CALL CAttr::getNodeName() 81cdf0e10cSrcweir throw (RuntimeException) 82cdf0e10cSrcweir { 83cdf0e10cSrcweir return getName(); 84cdf0e10cSrcweir } getNodeValue()85cdf0e10cSrcweir OUString SAL_CALL CAttr::getNodeValue() 86cdf0e10cSrcweir throw (RuntimeException) 87cdf0e10cSrcweir { 88cdf0e10cSrcweir return getValue(); 89cdf0e10cSrcweir } getLocalName()90cdf0e10cSrcweir OUString SAL_CALL CAttr::getLocalName() 91cdf0e10cSrcweir throw (RuntimeException) 92cdf0e10cSrcweir { 93cdf0e10cSrcweir return getName(); 94cdf0e10cSrcweir } 95cdf0e10cSrcweir 96cdf0e10cSrcweir 97cdf0e10cSrcweir /** 98cdf0e10cSrcweir Returns the name of this attribute. 99cdf0e10cSrcweir */ getName()100cdf0e10cSrcweir OUString SAL_CALL CAttr::getName() throw (RuntimeException) 101cdf0e10cSrcweir { 102cdf0e10cSrcweir ::osl::MutexGuard const g(m_rMutex); 103cdf0e10cSrcweir 104cdf0e10cSrcweir if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { 105cdf0e10cSrcweir return ::rtl::OUString(); 106cdf0e10cSrcweir } 107cdf0e10cSrcweir OUString const aName((char*)m_aAttrPtr->name, 108cdf0e10cSrcweir strlen((char*)m_aAttrPtr->name), RTL_TEXTENCODING_UTF8); 109cdf0e10cSrcweir return aName; 110cdf0e10cSrcweir } 111cdf0e10cSrcweir 112cdf0e10cSrcweir /** 113cdf0e10cSrcweir The Element node this attribute is attached to or null if this 114cdf0e10cSrcweir attribute is not in use. 115cdf0e10cSrcweir */ getOwnerElement()116cdf0e10cSrcweir Reference< XElement > SAL_CALL CAttr::getOwnerElement() 117cdf0e10cSrcweir throw (RuntimeException) 118cdf0e10cSrcweir { 119cdf0e10cSrcweir ::osl::MutexGuard const g(m_rMutex); 120cdf0e10cSrcweir 121cdf0e10cSrcweir if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { 122cdf0e10cSrcweir return 0; 123cdf0e10cSrcweir } 124cdf0e10cSrcweir if (0 == m_aAttrPtr->parent) { 125cdf0e10cSrcweir return 0; 126cdf0e10cSrcweir } 127cdf0e10cSrcweir Reference< XElement > const xRet( 128cdf0e10cSrcweir static_cast< XNode* >(GetOwnerDocument().GetCNode( 129cdf0e10cSrcweir m_aAttrPtr->parent).get()), 130cdf0e10cSrcweir UNO_QUERY_THROW); 131cdf0e10cSrcweir return xRet; 132cdf0e10cSrcweir } 133cdf0e10cSrcweir 134cdf0e10cSrcweir /** 135cdf0e10cSrcweir If this attribute was explicitly given a value in the original 136cdf0e10cSrcweir document, this is true; otherwise, it is false. 137cdf0e10cSrcweir */ getSpecified()138cdf0e10cSrcweir sal_Bool SAL_CALL CAttr::getSpecified() 139cdf0e10cSrcweir throw (RuntimeException) 140cdf0e10cSrcweir { 141cdf0e10cSrcweir // FIXME if this DOM implemenatation supported DTDs it would need 142cdf0e10cSrcweir // to check that this attribute is not default or something 143cdf0e10cSrcweir return sal_True; 144cdf0e10cSrcweir } 145cdf0e10cSrcweir 146cdf0e10cSrcweir /** 147cdf0e10cSrcweir On retrieval, the value of the attribute is returned as a string. 148cdf0e10cSrcweir */ getValue()149cdf0e10cSrcweir OUString SAL_CALL CAttr::getValue() 150cdf0e10cSrcweir throw (RuntimeException) 151cdf0e10cSrcweir { 152cdf0e10cSrcweir ::osl::MutexGuard const g(m_rMutex); 153cdf0e10cSrcweir 154cdf0e10cSrcweir if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { 155cdf0e10cSrcweir return ::rtl::OUString(); 156cdf0e10cSrcweir } 157cdf0e10cSrcweir if (0 == m_aAttrPtr->children) { 158cdf0e10cSrcweir return ::rtl::OUString(); 159cdf0e10cSrcweir } 160cdf0e10cSrcweir char const*const pContent((m_aAttrPtr->children) 161cdf0e10cSrcweir ? reinterpret_cast<char const*>(m_aAttrPtr->children->content) 162cdf0e10cSrcweir : ""); 163cdf0e10cSrcweir OUString const ret(pContent, strlen(pContent), RTL_TEXTENCODING_UTF8); 164cdf0e10cSrcweir return ret; 165cdf0e10cSrcweir } 166cdf0e10cSrcweir 167cdf0e10cSrcweir /** 168cdf0e10cSrcweir Sets the value of the attribute from a string. 169cdf0e10cSrcweir */ setValue(const OUString & value)170cdf0e10cSrcweir void SAL_CALL CAttr::setValue(const OUString& value) 171cdf0e10cSrcweir throw (RuntimeException, DOMException) 172cdf0e10cSrcweir { 173cdf0e10cSrcweir ::osl::ClearableMutexGuard guard(m_rMutex); 174cdf0e10cSrcweir 175cdf0e10cSrcweir if ((0 == m_aNodePtr) || (0 == m_aAttrPtr)) { 176cdf0e10cSrcweir return; 177cdf0e10cSrcweir } 178cdf0e10cSrcweir 179cdf0e10cSrcweir // remember old value (for mutation event) 180cdf0e10cSrcweir OUString sOldValue = getValue(); 181cdf0e10cSrcweir 182cdf0e10cSrcweir OString o1 = OUStringToOString(value, RTL_TEXTENCODING_UTF8); 183cdf0e10cSrcweir xmlChar* xValue = (xmlChar*)o1.getStr(); 184cdf0e10cSrcweir // xmlChar* xName = OUStringToOString(m_aAttrPtr->name, RTL_TEXTENCODING_UTF8).getStr(); 185cdf0e10cSrcweir // this does not work if the attribute was created anew 186cdf0e10cSrcweir // xmlNodePtr pNode = m_aAttrPtr->parent; 187cdf0e10cSrcweir // xmlSetProp(pNode, m_aAttrPtr->name, xValue); 188cdf0e10cSrcweir ::boost::shared_ptr<xmlChar const> const buffer( 189cdf0e10cSrcweir xmlEncodeEntitiesReentrant(m_aAttrPtr->doc, xValue), xmlFree); 190cdf0e10cSrcweir xmlFreeNodeList(m_aAttrPtr->children); 191cdf0e10cSrcweir m_aAttrPtr->children = 192cdf0e10cSrcweir xmlStringGetNodeList(m_aAttrPtr->doc, buffer.get()); 193cdf0e10cSrcweir xmlNodePtr tmp = m_aAttrPtr->children; 194cdf0e10cSrcweir while (tmp != NULL) { 195cdf0e10cSrcweir tmp->parent = (xmlNodePtr) m_aNodePtr; 196cdf0e10cSrcweir tmp->doc = m_aAttrPtr->doc; 197cdf0e10cSrcweir if (tmp->next == NULL) 198cdf0e10cSrcweir m_aNodePtr->last = tmp; 199cdf0e10cSrcweir tmp = tmp->next; 200cdf0e10cSrcweir } 201cdf0e10cSrcweir 202cdf0e10cSrcweir // dispatch DOM events to signal change in attribute value 203cdf0e10cSrcweir // dispatch DomAttrModified + DOMSubtreeModified 204cdf0e10cSrcweir OUString sEventName( RTL_CONSTASCII_USTRINGPARAM("DOMAttrModified") ); 205cdf0e10cSrcweir Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY); 206cdf0e10cSrcweir Reference< XMutationEvent > event(docevent->createEvent(sEventName),UNO_QUERY); 207cdf0e10cSrcweir event->initMutationEvent( 208cdf0e10cSrcweir sEventName, sal_True, sal_False, 209cdf0e10cSrcweir Reference<XNode>( static_cast<XAttr*>( this ) ), 210cdf0e10cSrcweir sOldValue, value, getName(), AttrChangeType_MODIFICATION ); 211cdf0e10cSrcweir 212cdf0e10cSrcweir guard.clear(); // release mutex before calling event handlers 213cdf0e10cSrcweir 214cdf0e10cSrcweir dispatchEvent(Reference< XEvent >(event, UNO_QUERY)); 215cdf0e10cSrcweir dispatchSubtreeModified(); 216cdf0e10cSrcweir } 217cdf0e10cSrcweir setPrefix(const OUString & prefix)218cdf0e10cSrcweir void SAL_CALL CAttr::setPrefix(const OUString& prefix) 219cdf0e10cSrcweir throw (RuntimeException, DOMException) 220cdf0e10cSrcweir { 221cdf0e10cSrcweir ::osl::MutexGuard const g(m_rMutex); 222cdf0e10cSrcweir 223cdf0e10cSrcweir if (!m_aNodePtr) { return; } 224cdf0e10cSrcweir 225cdf0e10cSrcweir if (m_pNamespace.get()) { 226cdf0e10cSrcweir OSL_ASSERT(!m_aNodePtr->parent); 227cdf0e10cSrcweir m_pNamespace->second = 228cdf0e10cSrcweir OUStringToOString(prefix, RTL_TEXTENCODING_UTF8); 229cdf0e10cSrcweir } else { 230cdf0e10cSrcweir CNode::setPrefix(prefix); 231cdf0e10cSrcweir } 232cdf0e10cSrcweir } 233cdf0e10cSrcweir getPrefix()234cdf0e10cSrcweir OUString SAL_CALL CAttr::getPrefix() 235cdf0e10cSrcweir throw (RuntimeException) 236cdf0e10cSrcweir { 237cdf0e10cSrcweir ::osl::MutexGuard const g(m_rMutex); 238cdf0e10cSrcweir 239cdf0e10cSrcweir if (!m_aNodePtr) { return ::rtl::OUString(); } 240cdf0e10cSrcweir 241cdf0e10cSrcweir if (m_pNamespace.get()) { 242cdf0e10cSrcweir OSL_ASSERT(!m_aNodePtr->parent); 243cdf0e10cSrcweir OUString const ret(::rtl::OStringToOUString( 244cdf0e10cSrcweir m_pNamespace->second, RTL_TEXTENCODING_UTF8)); 245cdf0e10cSrcweir return ret; 246cdf0e10cSrcweir } else { 247cdf0e10cSrcweir return CNode::getPrefix(); 248cdf0e10cSrcweir } 249cdf0e10cSrcweir } 250cdf0e10cSrcweir getNamespaceURI()251cdf0e10cSrcweir OUString SAL_CALL CAttr::getNamespaceURI() 252cdf0e10cSrcweir throw (RuntimeException) 253cdf0e10cSrcweir { 254cdf0e10cSrcweir ::osl::MutexGuard const g(m_rMutex); 255cdf0e10cSrcweir 256cdf0e10cSrcweir if (!m_aNodePtr) { return ::rtl::OUString(); } 257cdf0e10cSrcweir 258cdf0e10cSrcweir if (m_pNamespace.get()) { 259cdf0e10cSrcweir OSL_ASSERT(!m_aNodePtr->parent); 260cdf0e10cSrcweir OUString const ret(::rtl::OStringToOUString( 261cdf0e10cSrcweir m_pNamespace->first, RTL_TEXTENCODING_UTF8)); 262cdf0e10cSrcweir return ret; 263cdf0e10cSrcweir } else { 264cdf0e10cSrcweir return CNode::getNamespaceURI(); 265cdf0e10cSrcweir } 266cdf0e10cSrcweir } 267cdf0e10cSrcweir } 268