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LatAnalyze/lib/Io/XmlReader.cpp

85 lines
2.4 KiB
C++

/*
* XmlReader.cpp, part of LatAnalyze
*
* Copyright (C) 2013 - 2014 Antonin Portelli
*
* LatAnalyze is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* LatAnalyze is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with LatAnalyze. If not, see <http://www.gnu.org/licenses/>.
*/
#include <LatAnalyze/Io/XmlReader.hpp>
#include <LatAnalyze/includes.hpp>
using namespace std;
using namespace Latan;
XmlParsing::XmlParsing(string msg, string loc)
: runtime_error("XML reader error: " + msg + " (" + loc + ")")
{}
/******************************************************************************
* XmlReader implementation *
******************************************************************************/
// constructor /////////////////////////////////////////////////////////////////
XmlReader::XmlReader(const string &fileName)
{
open(fileName);
}
// IO //////////////////////////////////////////////////////////////////////////
void XmlReader::open(const string &fileName)
{
name_ = fileName;
doc_.LoadFile(name_.c_str());
if (doc_.Error())
{
string errMsg;
if (doc_.ErrorStr())
{
errMsg = doc_.ErrorStr();
}
LATAN_ERROR(Io, "cannot open file " + fileName + " [tinyxml2 code "
+ strFrom(doc_.ErrorID()) + ": " + errMsg + "]");
}
root_ = doc_.RootElement();
}
// XML structure access ////////////////////////////////////////////////////////
const XmlNode * XmlReader::getNextNode(const XmlNode *node,
const string &nodeName)
{
const char *pt = (nodeName.empty()) ? nullptr : nodeName.c_str();
if (node)
{
return node->NextSiblingElement(pt);
}
else
{
return nullptr;
}
}
const XmlNode * XmlReader::getNextSameNode(const XmlNode *node)
{
if (node)
{
return getNextNode(node, node->Name());
}
else
{
return nullptr;
}
}