| /* |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| #include "FunctionLang.hpp" |
| |
| |
| |
| #include "xalanc/Include/XalanMemoryManagement.hpp" |
| |
| |
| |
| #include "xalanc/XalanDOM/XalanNamedNodeMap.hpp" |
| |
| |
| |
| #include <xalanc/PlatformSupport/XalanMessageLoader.hpp> |
| |
| |
| |
| #include <xalanc/DOMSupport/DOMServices.hpp> |
| |
| |
| |
| #include "XObjectFactory.hpp" |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| static const XalanDOMString s_emptyString(XalanMemMgrs::getDummyMemMgr()); |
| |
| |
| |
| FunctionLang::FunctionLang() |
| { |
| } |
| |
| |
| |
| FunctionLang::~FunctionLang() |
| { |
| } |
| |
| |
| |
| XObjectPtr |
| FunctionLang::execute( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| const XObjectPtr arg1, |
| const Locator* const /* locator */) const |
| { |
| assert(arg1.null() == false); |
| |
| const XalanNode* parent = context; |
| |
| bool fMatch = false; |
| |
| const XalanDOMString& lang = arg1->str(executionContext); |
| |
| while(0 != parent) |
| { |
| if (XalanNode::ELEMENT_NODE == parent->getNodeType()) |
| { |
| const XalanElement* const theElementNode = |
| static_cast<const XalanElement*>(parent); |
| |
| const XalanNamedNodeMap* const theAttributes = |
| theElementNode->getAttributes(); |
| assert(theAttributes != 0); |
| |
| const XalanNode* const theAttribute = |
| theAttributes->getNamedItemNS( |
| DOMServices::s_XMLNamespaceURI, |
| s_attributeName); |
| |
| const XalanDOMString& langVal = theAttribute == 0 ? |
| s_emptyString : theAttribute->getNodeValue(); |
| |
| if (langVal.empty() == false) |
| { |
| const GetCachedString theGuard1(executionContext); |
| const GetCachedString theGuard2(executionContext); |
| |
| if (startsWith(toLowerCaseASCII(langVal, theGuard1.get()), toLowerCaseASCII(lang, theGuard2.get()))) |
| { |
| const XalanDOMString::size_type valLen = lang.length(); |
| |
| if (langVal.length() == valLen || |
| langVal[valLen] == XalanUnicode::charHyphenMinus) |
| { |
| fMatch = true; |
| |
| break; |
| } |
| } |
| } |
| } |
| |
| parent = DOMServices::getParentOfNode(*parent); |
| } |
| |
| return executionContext.getXObjectFactory().createBoolean(fMatch); |
| } |
| |
| |
| |
| FunctionLang* |
| FunctionLang::clone(MemoryManager& theManager) const |
| { |
| return XalanCopyConstruct(theManager, *this); |
| } |
| |
| |
| |
| const XalanDOMString& |
| FunctionLang::getError(XalanDOMString& theResult) const |
| { |
| return XalanMessageLoader::getMessage( |
| theResult, |
| XalanMessages::FunctionAcceptsOneArgument_1Param, |
| "lang()"); |
| } |
| |
| |
| |
| static XalanDOMChar s_langString[] = |
| { |
| XalanUnicode::charLetter_l, |
| XalanUnicode::charLetter_a, |
| XalanUnicode::charLetter_n, |
| XalanUnicode::charLetter_g, |
| 0 |
| }; |
| |
| |
| |
| static XalanDOMString s_localString(XalanMemMgrs::getDummyMemMgr()); |
| |
| |
| |
| const XalanDOMString& FunctionLang::s_attributeName = s_localString; |
| |
| |
| |
| void |
| FunctionLang::initialize(MemoryManager& theManager) |
| { |
| s_localString.reset(theManager, s_langString); |
| } |
| |
| |
| |
| void |
| FunctionLang::terminate() |
| { |
| releaseMemory(s_localString, XalanMemMgrs::getDummyMemMgr()); |
| } |
| |
| |
| |
| } |