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mirror of https://github.com/tumic0/GPXSee.git synced 2024-11-24 11:45:53 +01:00
GPXSee/src/data/oziparsers.cpp

308 lines
7.2 KiB
C++

#include "map/gcs.h"
#include "oziparsers.h"
static qint64 delphi2unixMS(double date)
{
return (qint64)((date - 25569.0) * 86400000);
}
static bool isASCII(const QByteArray &ba)
{
for (int i = 0; i < ba.size(); i++) {
quint8 c = (quint8)ba.at(i);
if (c > 0x7f && c != 0xD1)
return false;
}
return true;
}
static QByteArray &decode(QByteArray &ba)
{
if (isASCII(ba))
ba.replace('\xD1', ',');
return ba;
}
bool PLTParser::parse(QFile *file, QList<TrackData> &tracks,
QList<RouteData> &routes, QList<Area> &polygons,
QVector<Waypoint> &waypoints)
{
Q_UNUSED(waypoints);
Q_UNUSED(routes);
Q_UNUSED(polygons);
bool res;
const GCS *gcs = 0;
_errorLine = 1;
_errorString.clear();
tracks.append(TrackData());
TrackData &track = tracks.last();
track.append(SegmentData());
SegmentData &segment = track.last();
while (!file->atEnd()) {
QByteArray line = file->readLine();
if (_errorLine == 1) {
QString fileType(QString::fromUtf8(line).trimmed());
if (!fileType.startsWith("OziExplorer Track Point File")) {
_errorString = "Not a PLT file";
return false;
}
} else if (_errorLine == 2) {
if (!(gcs = GCS::gcs(QString(line.trimmed())))) {
_errorString = "Invalid/unknown datum";
return false;
}
} else if (_errorLine == 5) {
QList<QByteArray> list = line.split(',');
if (list.size() >= 4)
track.setName(list.at(3));
} else if (_errorLine > 6) {
QList<QByteArray> list = line.split(',');
if (list.size() < 2) {
_errorString = "Parse error";
return false;
}
qreal lat = list.at(0).trimmed().toDouble(&res);
if (!res || (lat < -90.0 || lat > 90.0)) {
_errorString = "Invalid latitude";
return false;
}
qreal lon = list.at(1).trimmed().toDouble(&res);
if (!res || (lon < -180.0 || lon > 180.0)) {
_errorString = "Invalid longitude";
return false;
}
Trackpoint tp(gcs->toWGS84(Coordinates(lon, lat)));
if (list.size() >= 4) {
QByteArray field(list.at(3).trimmed());
if (!field.isEmpty()) {
double elevation = field.toDouble(&res);
if (!res) {
_errorString = "Invalid elevation";
return false;
}
if (elevation != -777)
tp.setElevation(elevation * 0.3048);
}
}
if (list.size() >= 5) {
QByteArray field(list.at(4).trimmed());
if (!field.isEmpty()) {
double date = field.toDouble(&res);
if (!res) {
_errorString = "Invalid date";
return false;
}
tp.setTimestamp(QDateTime::fromMSecsSinceEpoch(
delphi2unixMS(date)));
}
}
segment.append(tp);
}
_errorLine++;
}
return true;
}
bool RTEParser::parse(QFile *file, QList<TrackData> &tracks,
QList<RouteData> &routes, QList<Area> &polygons,
QVector<Waypoint> &waypoints)
{
Q_UNUSED(waypoints);
Q_UNUSED(tracks);
Q_UNUSED(polygons);
bool res, record = false;
const GCS *gcs = 0;
_errorLine = 1;
_errorString.clear();
while (!file->atEnd()) {
QByteArray line = file->readLine();
if (_errorLine == 1) {
QString fileType(QString::fromUtf8(line).trimmed());
if (!fileType.startsWith("OziExplorer Route File")) {
_errorString = "Not a RTE file";
return false;
}
} else if (_errorLine == 2) {
if (!(gcs = GCS::gcs(QString(line.trimmed())))) {
_errorString = "Invalid/unknown datum";
return false;
}
} else if (_errorLine > 4) {
QList<QByteArray> list = line.split(',');
if (list.size() < 2) {
_errorString = "Parse error";
return false;
}
if (list.at(0).trimmed() == "R") {
routes.append(RouteData());
record = true;
if (list.size() >= 3) {
QByteArray name(list.at(2).trimmed());
routes.last().setName(decode(name));
}
if (list.size() >= 4) {
QByteArray description(list.at(3).trimmed());
routes.last().setDescription(decode(description));
}
} else if (list.at(0).trimmed() == "W") {
if (!record || list.size() < 7) {
_errorString = "Parse error";
return false;
}
qreal lat = list.at(5).trimmed().toDouble(&res);
if (!res || (lat < -90.0 || lat > 90.0)) {
_errorString = "Invalid latitude";
return false;
}
qreal lon = list.at(6).trimmed().toDouble(&res);
if (!res || (lon < -180.0 || lon > 180.0)) {
_errorString = "Invalid longitude";
return false;
}
Waypoint wp(gcs->toWGS84(Coordinates(lon, lat)));
QByteArray name(list.at(4).trimmed());
if (!name.isEmpty())
wp.setName(decode(name));
if (list.size() >= 8) {
QByteArray field(list.at(7).trimmed());
if (!field.isEmpty()) {
double date = field.toDouble(&res);
if (!res) {
_errorString = "Invalid date";
return false;
}
wp.setTimestamp(QDateTime::fromMSecsSinceEpoch(
delphi2unixMS(date)));
}
}
if (list.size() >= 14) {
QByteArray description(list.at(13).trimmed());
if (!description.isEmpty())
wp.setDescription(decode(description));
}
routes.last().append(wp);
} else {
_errorString = "Parse error";
return false;
}
}
_errorLine++;
}
return true;
}
bool WPTParser::parse(QFile *file, QList<TrackData> &tracks,
QList<RouteData> &routes, QList<Area> &polygons,
QVector<Waypoint> &waypoints)
{
Q_UNUSED(tracks);
Q_UNUSED(routes);
Q_UNUSED(polygons);
bool res;
const GCS *gcs = 0;
_errorLine = 1;
_errorString.clear();
while (!file->atEnd()) {
QByteArray line = file->readLine();
if (_errorLine == 1) {
QString fileType(QString::fromUtf8(line).trimmed());
if (!fileType.startsWith("OziExplorer Waypoint File")) {
_errorString = "Not a WPT file";
return false;
}
} else if (_errorLine == 2) {
if (!(gcs = GCS::gcs(QString(line.trimmed())))) {
_errorString = "Invalid/unknown datum";
return false;
}
} else if (_errorLine > 4) {
QList<QByteArray> list = line.split(',');
if (list.size() < 4) {
_errorString = "Parse error";
return false;
}
qreal lat = list.at(2).trimmed().toDouble(&res);
if (!res || (lat < -90.0 || lat > 90.0)) {
_errorString = "Invalid latitude";
return false;
}
qreal lon = list.at(3).trimmed().toDouble(&res);
if (!res || (lon < -180.0 || lon > 180.0)) {
_errorString = "Invalid longitude";
return false;
}
Waypoint wp(gcs->toWGS84(Coordinates(lon, lat)));
QByteArray name(list.at(1).trimmed());
if (!name.isEmpty())
wp.setName(decode(name));
if (list.size() >= 5) {
QByteArray field(list.at(4).trimmed());
if (!field.isEmpty()) {
double date = field.toDouble(&res);
if (!res) {
_errorString = "Invalid date";
return false;
}
wp.setTimestamp(QDateTime::fromMSecsSinceEpoch(
delphi2unixMS(date)));
}
}
if (list.size() >= 11) {
QByteArray description(list.at(10).trimmed());
if (!description.isEmpty())
wp.setDescription(decode(description));
}
if (list.size() >= 15) {
QByteArray field(list.at(14).trimmed());
if (!field.isEmpty()) {
double elevation = list.at(14).trimmed().toDouble(&res);
if (!res) {
_errorString = "Invalid elevation";
return false;
}
if (elevation != -777)
wp.setElevation(elevation * 0.3048);
}
}
waypoints.append(wp);
}
_errorLine++;
}
return true;
}