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flightgear/src/Airports/xmlloader.cxx
2016-07-03 23:43:39 +01:00

112 lines
3.2 KiB
C++

// This program 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 2 of the
// License, or (at your option) any later version.
//
// This program 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 this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <cstdio>
#include <simgear/misc/sg_path.hxx>
#include <simgear/xml/easyxml.hxx>
#include <simgear/misc/strutils.hxx>
#include <simgear/timing/timestamp.hxx>
#include <Main/globals.hxx>
#include <Main/fg_props.hxx>
#include "xmlloader.hxx"
#include "dynamicloader.hxx"
#include "runwayprefloader.hxx"
#include "dynamics.hxx"
#include "airport.hxx"
#include "runwayprefs.hxx"
#include <Navaids/NavDataCache.hxx>
using std::string;
XMLLoader::XMLLoader() {}
XMLLoader::~XMLLoader() {}
void XMLLoader::load(FGGroundNetwork* net)
{
SGPath path;
if (!findAirportData(net->airport()->ident(), "groundnet", path)) {
return;
}
SG_LOG(SG_NAVAID, SG_INFO, "reading groundnet data from " << path);
SGTimeStamp t;
t.stamp();
try {
FGGroundNetXMLLoader visitor(net);
readXML(path, visitor);
} catch (sg_exception& e) {
SG_LOG(SG_NAVAID, SG_INFO, "parsing groundnet XML failed:" << e.getFormattedMessage());
}
SG_LOG(SG_NAVAID, SG_INFO, "parsing groundnet XML took " << t.elapsedMSec());
}
void XMLLoader::load(FGRunwayPreference* p) {
FGRunwayPreferenceXMLLoader visitor(p);
loadAirportXMLDataIntoVisitor(p->getId(), "rwyuse", visitor);
}
bool XMLLoader::findAirportData(const std::string& aICAO,
const std::string& aFileName, SGPath& aPath)
{
string fileName(aFileName);
if (!simgear::strutils::ends_with(aFileName, ".xml")) {
fileName.append(".xml");
}
PathList sc = globals->get_fg_scenery();
char buffer[128];
::snprintf(buffer, 128, "%c/%c/%c/%s.%s",
aICAO[0], aICAO[1], aICAO[2],
aICAO.c_str(), fileName.c_str());
for (PathList::const_iterator it = sc.begin(); it != sc.end(); ++it) {
// fg_senery contains empty strings as "markers" (see FGGlobals::set_fg_scenery)
if (!it->isNull()) {
SGPath path(*it);
path.append("Airports");
path.append(string(buffer));
if (path.exists()) {
aPath = path;
return true;
} // of path exists
}
} // of scenery path iteration
return false;
}
bool XMLLoader::loadAirportXMLDataIntoVisitor(const string& aICAO,
const string& aFileName, XMLVisitor& aVisitor)
{
SGPath path;
if (!findAirportData(aICAO, aFileName, path)) {
SG_LOG(SG_NAVAID, SG_DEBUG, "loadAirportXMLDataIntoVisitor: failed to find data for " << aICAO << "/" << aFileName);
return false;
}
SG_LOG(SG_GENERAL, SG_DEBUG, "loadAirportXMLDataIntoVisitor: loading from " << path);
readXML(path, aVisitor);
return true;
}