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/***********************************************************************
created: 12/3/2005
author: Paul D Turner
*************************************************************************/
/***************************************************************************
* Copyright (C) 2004 - 2006 Paul D Turner & The CEGUI Development Team
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
***************************************************************************/
#include "CEGUI/XMLParser.h"
#include "CEGUI/DataContainer.h"
#include "CEGUI/System.h"
#include "CEGUI/ResourceProvider.h"
#include "CEGUI/Logger.h"
#include <locale.h>
// Start of CEGUI namespace section
namespace CEGUI
{
XMLParser::XMLParser(void) :
d_identifierString("Unknown XML parser (vendor did not set the ID string!)"),
d_initialised(false)
{}
XMLParser::~XMLParser(void)
{}
bool XMLParser::initialise(void)
{
// do this to ensure only one initialise call is made
if (!d_initialised)
{
d_initialised = initialiseImpl();
}
return d_initialised;
}
void XMLParser::parseXMLFile(XMLHandler& handler, const String& filename, const String& schemaName, const String& resourceGroup)
{
//TODO: Once we replace all C parsing functions (sscanf and whatever is used) by the superiour std::regex and std's streams,
// this locale-check becomes redundant and needs to be removed as well.
char* localeAll = setlocale(LC_ALL, NULL);
char* localeNumeric = setlocale(LC_NUMERIC, NULL);
if( (*localeAll != 'C') || (*localeNumeric != 'C') )
{
// Only throw this if only numeric locale is "wrong"
Logger::getSingleton().logEvent(
"The C locale for LC_NUMERIC and/or LC_ALL is not set to \"C\". However, CEGUI is only ensured to parse strings and numbers correctly under the condition that the "
"locale is set to \"C\". This is required, for example, when parsing files or converting from a (property-) value to a String (or vice-versa). If your code or one of your libraries change "
"the locale (typically, by using the function \"setlocale\"), please set the locale back to the default everytime before a relevant call to CEGUI is issued to ensure "
"that the parsing will be functional and correct. "
"If you know what you are doing and there are no issues whatsoever, you may ignore this error message."
, Errors);
}
// Acquire resource using CEGUI ResourceProvider
RawDataContainer rawXMLData;
System::getSingleton().getResourceProvider()->loadRawDataContainer(filename, rawXMLData, resourceGroup);
CEGUI_TRY
{
// The actual parsing action (this is overridden and depends on the specific parser)
parseXML(handler, rawXMLData, schemaName);
}
CEGUI_CATCH (const Exception&)
{
// hint the related file name in the log
Logger::getSingleton().logEvent("The last thrown exception was related to XML file '" +
filename + "' from resource group '" + resourceGroup + "'.", Errors);
// exception safety
System::getSingleton().getResourceProvider()->unloadRawDataContainer(rawXMLData);
CEGUI_RETHROW;
}
// Release resource
System::getSingleton().getResourceProvider()->unloadRawDataContainer(rawXMLData);
}
void XMLParser::parseXMLString(XMLHandler& handler, const String& source, const String& schemaName)
{
// Put the source string into a RawDataContainer
RawDataContainer rawXMLData;
const char* c_str = source.c_str();
rawXMLData.setData((uint8*)c_str);
rawXMLData.setSize(strlen(c_str));
CEGUI_TRY
{
// The actual parsing action (this is overridden and depends on the specific parser)
parseXML(handler, rawXMLData, schemaName);
}
CEGUI_CATCH(...)
{
// make sure we don't allow rawXMLData to release String owned data no matter what!
rawXMLData.setData(0);
rawXMLData.setSize(0);
CEGUI_RETHROW;
}
// !!! We must not allow DataContainer to delete String owned data,
// therefore, we set it's data to 0 to avoid double-deletion
rawXMLData.setData(0);
rawXMLData.setSize(0);
}
void XMLParser::cleanup(void)
{
if (d_initialised)
{
cleanupImpl();
d_initialised = false;
}
}
const String& XMLParser::getIdentifierString() const
{
return d_identifierString;
}
} // End of CEGUI namespace section
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