1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #include <characterdata.hxx> 25 26 #include <string.h> 27 28 #include <boost/shared_ptr.hpp> 29 30 #include <com/sun/star/xml/dom/events/XDocumentEvent.hpp> 31 32 #include "../events/mutationevent.hxx" 33 34 35 namespace DOM 36 { 37 CCharacterData(CDocument const & rDocument,::osl::Mutex const & rMutex,NodeType const & reNodeType,xmlNodePtr const & rpNode)38 CCharacterData::CCharacterData( 39 CDocument const& rDocument, ::osl::Mutex const& rMutex, 40 NodeType const& reNodeType, xmlNodePtr const& rpNode) 41 : CCharacterData_Base(rDocument, rMutex, reNodeType, rpNode) 42 { 43 } 44 dispatchEvent_Impl(OUString const & prevValue,OUString const & newValue)45 void CCharacterData::dispatchEvent_Impl( 46 OUString const& prevValue, OUString const& newValue) 47 { 48 Reference< XDocumentEvent > docevent(getOwnerDocument(), UNO_QUERY); 49 Reference< XMutationEvent > event(docevent->createEvent( 50 OUString::createFromAscii("DOMCharacterDataModified")), UNO_QUERY); 51 event->initMutationEvent( 52 OUString::createFromAscii("DOMCharacterDataModified"), 53 sal_True, sal_False, Reference< XNode >(), 54 prevValue, newValue, OUString(), (AttrChangeType)0 ); 55 dispatchEvent(Reference< XEvent >(event, UNO_QUERY)); 56 dispatchSubtreeModified(); 57 } 58 59 /** 60 Append the string to the end of the character data of the node. 61 */ appendData(const OUString & arg)62 void SAL_CALL CCharacterData::appendData(const OUString& arg) 63 throw (RuntimeException, DOMException) 64 { 65 ::osl::ClearableMutexGuard guard(m_rMutex); 66 67 if (m_aNodePtr != NULL) 68 { 69 OUString oldValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 70 xmlNodeAddContent(m_aNodePtr, (const xmlChar*)(OUStringToOString(arg, RTL_TEXTENCODING_UTF8).getStr())); 71 OUString newValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 72 73 guard.clear(); // release mutex before calling event handlers 74 dispatchEvent_Impl(oldValue, newValue); 75 } 76 } 77 78 /** 79 Remove a range of 16-bit units from the node. 80 */ deleteData(sal_Int32 offset,sal_Int32 count)81 void SAL_CALL CCharacterData::deleteData(sal_Int32 offset, sal_Int32 count) 82 throw (RuntimeException, DOMException) 83 { 84 ::osl::ClearableMutexGuard guard(m_rMutex); 85 86 if (m_aNodePtr != NULL) 87 { 88 // get current data 89 ::boost::shared_ptr<xmlChar const> const pContent( 90 xmlNodeGetContent(m_aNodePtr), xmlFree); 91 OString aData(reinterpret_cast<sal_Char const*>(pContent.get())); 92 OUString tmp( aData.getStr(), aData.getLength(), RTL_TEXTENCODING_UTF8); 93 if (offset > tmp.getLength() || offset < 0 || count < 0) { 94 DOMException e; 95 e.Code = DOMExceptionType_INDEX_SIZE_ERR; 96 throw e; 97 } 98 if ((offset+count) > tmp.getLength()) 99 count = tmp.getLength() - offset; 100 101 OUString tmp2 = tmp.copy(0, offset); 102 tmp2 += tmp.copy(offset+count, tmp.getLength() - (offset+count)); 103 OUString oldValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 104 xmlNodeSetContent(m_aNodePtr, (const xmlChar*)(OUStringToOString(tmp2, RTL_TEXTENCODING_UTF8).getStr())); 105 OUString newValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 106 107 guard.clear(); // release mutex before calling event handlers 108 dispatchEvent_Impl(oldValue, newValue); 109 } 110 } 111 112 113 /** 114 Return the character data of the node that implements this interface. 115 */ getData()116 OUString SAL_CALL CCharacterData::getData() throw (RuntimeException) 117 { 118 ::osl::MutexGuard const g(m_rMutex); 119 120 OUString aData; 121 if (m_aNodePtr != NULL) 122 { 123 OSL_ENSURE(m_aNodePtr->content, "character data node with NULL content, please inform lars.oppermann@sun.com!"); 124 if (m_aNodePtr->content != NULL) 125 { 126 aData = OUString((const sal_Char*)m_aNodePtr->content, strlen((const sal_Char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 127 } 128 } 129 return aData; 130 } 131 132 /** 133 The number of 16-bit units that are available through data and the 134 substringData method below. 135 */ getLength()136 sal_Int32 SAL_CALL CCharacterData::getLength() throw (RuntimeException) 137 { 138 ::osl::MutexGuard const g(m_rMutex); 139 140 sal_Int32 length = 0; 141 if (m_aNodePtr != NULL) 142 { 143 OUString aData((const sal_Char*)m_aNodePtr->content, strlen((const sal_Char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 144 length = aData.getLength(); 145 } 146 return length; 147 } 148 149 /** 150 Insert a string at the specified 16-bit unit offset. 151 */ insertData(sal_Int32 offset,const OUString & arg)152 void SAL_CALL CCharacterData::insertData(sal_Int32 offset, const OUString& arg) 153 throw (RuntimeException, DOMException) 154 { 155 ::osl::ClearableMutexGuard guard(m_rMutex); 156 157 if (m_aNodePtr != NULL) 158 { 159 // get current data 160 ::boost::shared_ptr<xmlChar const> const pContent( 161 xmlNodeGetContent(m_aNodePtr), xmlFree); 162 OString aData(reinterpret_cast<sal_Char const*>(pContent.get())); 163 OUString tmp( aData.getStr(), aData.getLength(), RTL_TEXTENCODING_UTF8); 164 if (offset > tmp.getLength() || offset < 0) { 165 DOMException e; 166 e.Code = DOMExceptionType_INDEX_SIZE_ERR; 167 throw e; 168 } 169 170 OUString tmp2 = tmp.copy(0, offset); 171 tmp2 += arg; 172 tmp2 += tmp.copy(offset, tmp.getLength() - offset); 173 OUString oldValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 174 xmlNodeSetContent(m_aNodePtr, (const xmlChar*)(OUStringToOString(tmp2, RTL_TEXTENCODING_UTF8).getStr())); 175 OUString newValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 176 177 guard.clear(); // release mutex before calling event handlers 178 dispatchEvent_Impl(oldValue, newValue); 179 } 180 } 181 182 183 /** 184 Replace the characters starting at the specified 16-bit unit offset 185 with the specified string. 186 */ replaceData(sal_Int32 offset,sal_Int32 count,const OUString & arg)187 void SAL_CALL CCharacterData::replaceData(sal_Int32 offset, sal_Int32 count, const OUString& arg) 188 throw (RuntimeException, DOMException) 189 { 190 ::osl::ClearableMutexGuard guard(m_rMutex); 191 192 if (m_aNodePtr != NULL) 193 { 194 // get current data 195 ::boost::shared_ptr<xmlChar const> const pContent( 196 xmlNodeGetContent(m_aNodePtr), xmlFree); 197 OString aData(reinterpret_cast<sal_Char const*>(pContent.get())); 198 OUString tmp( aData.getStr(), aData.getLength(), RTL_TEXTENCODING_UTF8); 199 if (offset > tmp.getLength() || offset < 0 || count < 0){ 200 DOMException e; 201 e.Code = DOMExceptionType_INDEX_SIZE_ERR; 202 throw e; 203 } 204 if ((offset+count) > tmp.getLength()) 205 count = tmp.getLength() - offset; 206 207 OUString tmp2 = tmp.copy(0, offset); 208 tmp2 += arg; 209 tmp2 += tmp.copy(offset+count, tmp.getLength() - (offset+count)); 210 OUString oldValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 211 xmlNodeSetContent(m_aNodePtr, (const xmlChar*)(OUStringToOString(tmp2, RTL_TEXTENCODING_UTF8).getStr())); 212 OUString newValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 213 214 guard.clear(); // release mutex before calling event handlers 215 dispatchEvent_Impl(oldValue, newValue); 216 } 217 } 218 219 /** 220 Set the character data of the node that implements this interface. 221 */ setData(const OUString & data)222 void SAL_CALL CCharacterData::setData(const OUString& data) 223 throw (RuntimeException, DOMException) 224 { 225 ::osl::ClearableMutexGuard guard(m_rMutex); 226 227 if (m_aNodePtr != NULL) 228 { 229 OUString oldValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 230 xmlNodeSetContent(m_aNodePtr, (const xmlChar*)(OUStringToOString(data, RTL_TEXTENCODING_UTF8).getStr())); 231 OUString newValue((char*)m_aNodePtr->content, strlen((char*)m_aNodePtr->content), RTL_TEXTENCODING_UTF8); 232 233 guard.clear(); // release mutex before calling event handlers 234 dispatchEvent_Impl(oldValue, newValue); 235 } 236 } 237 238 /** 239 Extracts a range of data from the node. 240 */ subStringData(sal_Int32 offset,sal_Int32 count)241 OUString SAL_CALL CCharacterData::subStringData(sal_Int32 offset, sal_Int32 count) 242 throw (RuntimeException, DOMException) 243 { 244 ::osl::MutexGuard const g(m_rMutex); 245 246 OUString aStr; 247 if (m_aNodePtr != NULL) 248 { 249 // get current data 250 ::boost::shared_ptr<xmlChar const> const pContent( 251 xmlNodeGetContent(m_aNodePtr), xmlFree); 252 OString aData(reinterpret_cast<sal_Char const*>(pContent.get())); 253 OUString tmp( aData.getStr(), aData.getLength(), RTL_TEXTENCODING_UTF8); 254 if (offset > tmp.getLength() || offset < 0 || count < 0) { 255 DOMException e; 256 e.Code = DOMExceptionType_INDEX_SIZE_ERR; 257 throw e; 258 } 259 aStr = tmp.copy(offset, count); 260 } 261 return aStr; 262 } 263 264 265 } // namspace DOM 266 267