| /* |
| * 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 "XalanEXSLTDateTime.hpp" |
| #include "XalanEXSLTDateTimeImpl.hpp" |
| |
| |
| |
| #include <cstdio> |
| #include <ctime> |
| |
| |
| |
| #include <xalanc/PlatformSupport/XalanMessageLoader.hpp> |
| |
| |
| |
| #include <xalanc/XPath/XObjectFactory.hpp> |
| |
| |
| |
| namespace XALAN_CPP_NAMESPACE { |
| |
| |
| |
| static const XalanEXSLTFunctionDateTime s_dateTimeFunction; |
| |
| |
| |
| static const XalanDOMChar s_dateTimeFunctionName[] = |
| { |
| XalanUnicode::charLetter_d, |
| XalanUnicode::charLetter_a, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charLetter_e, |
| XalanUnicode::charHyphenMinus, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charLetter_i, |
| XalanUnicode::charLetter_m, |
| XalanUnicode::charLetter_e, |
| 0 |
| }; |
| |
| static const XalanEXSLTDateTimeFunctionsInstaller::FunctionTableEntry theFunctionTable[] = |
| { |
| { s_dateTimeFunctionName, &s_dateTimeFunction }, |
| { 0, 0 } |
| }; |
| |
| static const XalanDOMChar s_dateTimeNamespace[] = |
| { |
| XalanUnicode::charLetter_h, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charLetter_p, |
| XalanUnicode::charColon, |
| XalanUnicode::charSolidus, |
| XalanUnicode::charSolidus, |
| XalanUnicode::charLetter_e, |
| XalanUnicode::charLetter_x, |
| XalanUnicode::charLetter_s, |
| XalanUnicode::charLetter_l, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charFullStop, |
| XalanUnicode::charLetter_o, |
| XalanUnicode::charLetter_r, |
| XalanUnicode::charLetter_g, |
| XalanUnicode::charSolidus, |
| XalanUnicode::charLetter_d, |
| XalanUnicode::charLetter_a, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charLetter_e, |
| XalanUnicode::charLetter_s, |
| XalanUnicode::charHyphenMinus, |
| XalanUnicode::charLetter_a, |
| XalanUnicode::charLetter_n, |
| XalanUnicode::charLetter_d, |
| XalanUnicode::charHyphenMinus, |
| XalanUnicode::charLetter_t, |
| XalanUnicode::charLetter_i, |
| XalanUnicode::charLetter_m, |
| XalanUnicode::charLetter_e, |
| XalanUnicode::charLetter_s, |
| 0 |
| }; |
| |
| |
| |
| using std::sprintf; |
| using std::time; |
| using std::time_t; |
| using std::tm; |
| |
| |
| |
| #if defined(XALAN_NO_REENTRANT_TIME_FUNCTIONS) |
| |
| namespace |
| { |
| using std::gmtime; |
| using std::localtime; |
| |
| static struct tm* |
| localtime_r(const time_t *clock, struct tm *res) |
| { |
| assert( res != 0 ); |
| |
| struct tm * tmpTime = localtime(clock); |
| |
| if (tmpTime == 0 ) |
| { |
| return 0; |
| } |
| else |
| { |
| *res = *tmpTime; |
| |
| return res; |
| } |
| } |
| |
| static struct tm * |
| gmtime_r(const time_t *clock, struct tm *res) |
| { |
| assert( res != 0 ); |
| |
| struct tm * tmpTime = gmtime(clock); |
| |
| if (tmpTime == 0 ) |
| { |
| return 0; |
| } |
| else |
| { |
| *res = *tmpTime; |
| |
| return res; |
| } |
| } |
| } |
| #endif |
| |
| |
| XObjectPtr |
| XalanEXSLTFunctionDateTime::execute( |
| XPathExecutionContext& executionContext, |
| XalanNode* context, |
| const XObjectArgVectorType& args, |
| const Locator* locator) const |
| { |
| if (args.size() != 0) |
| { |
| generalError( |
| executionContext, |
| context, |
| locator); |
| } |
| |
| const GetCachedString theGuard(executionContext); |
| |
| XalanDOMString& theResult = theGuard.get(); |
| |
| theResult.clear(); |
| |
| time_t long_time; |
| |
| time( &long_time ); |
| |
| struct tm localTime; |
| |
| const struct tm* ptrStrctTime = localtime_r(&long_time, &localTime); |
| |
| if (ptrStrctTime != 0 ) |
| { |
| struct tm gmtTime; |
| |
| ptrStrctTime = gmtime_r(&long_time, &gmtTime); |
| |
| if(ptrStrctTime != 0 ) |
| { |
| |
| const size_t MAX_DATE_TIME_LEN = 1000; |
| char stringTime[MAX_DATE_TIME_LEN + 1]; |
| |
| const size_t result = strftime(stringTime, MAX_DATE_TIME_LEN, "%Y-%m-%dT%H:%M:%S", ptrStrctTime); |
| |
| if (result != 0) |
| { |
| theResult.assign(stringTime); |
| |
| long localData = localTime.tm_year * 10000 + localTime.tm_mon * 100 + localTime.tm_mday; |
| long gmtData = gmtTime.tm_year * 10000 + gmtTime.tm_mon * 100 + gmtTime.tm_mday; |
| |
| char timeZone[MAX_DATE_TIME_LEN+1]; |
| |
| int offset = 0; |
| |
| if( localData == gmtData ) |
| { |
| if(localTime.tm_hour == gmtTime.tm_hour) |
| { |
| offset = 100; // much bigger then any legal offset |
| } |
| else |
| { |
| offset = localTime.tm_hour - gmtTime.tm_hour; |
| } |
| } |
| else if(localData < gmtData) |
| { |
| offset = localTime.tm_hour - gmtTime.tm_hour - 24; |
| } |
| else |
| { |
| offset = localTime.tm_hour - gmtTime.tm_hour + 24; |
| } |
| |
| if(offset == 100) |
| { |
| sprintf(timeZone, "%s", "Z"); |
| } |
| else |
| { |
| if(offset < 0) |
| { |
| sprintf(timeZone, "%2.2d:00", offset); |
| } |
| else |
| sprintf(timeZone, "+%2.2d:00", offset); |
| |
| } |
| |
| theResult.append(timeZone); |
| } |
| } |
| } |
| |
| return executionContext.getXObjectFactory().createString(theResult); |
| } |
| |
| |
| |
| const XalanDOMString& |
| XalanEXSLTFunctionDateTime::getError(XalanDOMString& theResult) const |
| { |
| return XalanMessageLoader::getMessage( |
| theResult, |
| XalanMessages::EXSLTFunctionAcceptsOneArgument_1Param, |
| s_dateTimeFunctionName); |
| } |
| |
| |
| |
| void |
| XalanEXSLTDateTimeFunctionsInstaller::installLocal(XPathEnvSupportDefault& theSupport) |
| { |
| doInstallLocal(s_dateTimeNamespace, theFunctionTable, theSupport); |
| } |
| |
| |
| |
| void |
| XalanEXSLTDateTimeFunctionsInstaller::installGlobal(MemoryManager& theManager) |
| { |
| doInstallGlobal(theManager, s_dateTimeNamespace, theFunctionTable); |
| } |
| |
| |
| |
| void |
| XalanEXSLTDateTimeFunctionsInstaller::uninstallLocal(XPathEnvSupportDefault& theSupport) |
| { |
| doUninstallLocal(s_dateTimeNamespace, theFunctionTable, theSupport); |
| } |
| |
| |
| |
| void |
| XalanEXSLTDateTimeFunctionsInstaller::uninstallGlobal(MemoryManager& theManager) |
| { |
| doUninstallGlobal(theManager, s_dateTimeNamespace, theFunctionTable); |
| } |
| |
| |
| |
| } |