mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-14 04:11:48 -05:00
370 lines
16 KiB
C
370 lines
16 KiB
C
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2020 Jon Beniston, M7RCE //
|
|
// //
|
|
// 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 as version 3 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 V3 for more details. //
|
|
// //
|
|
// You should have received a copy of the GNU General Public License //
|
|
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
|
|
///////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef INCLUDE_NAVAID_H
|
|
#define INCLUDE_NAVAID_H
|
|
|
|
#include <QString>
|
|
#include <QFile>
|
|
#include <QByteArray>
|
|
#include <QHash>
|
|
#include <QList>
|
|
#include <QDebug>
|
|
#include <QXmlStreamReader>
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include "util/units.h"
|
|
#include "util/csv.h"
|
|
|
|
#define OURAIRPORTS_NAVAIDS_URL "https://ourairports.com/data/navaids.csv"
|
|
|
|
#define OPENAIP_NAVAIDS_URL "https://www.openaip.net/customer_export_akfshb9237tgwiuvb4tgiwbf/%1_nav.aip"
|
|
|
|
struct NavAid {
|
|
|
|
int m_id;
|
|
QString m_ident; // 2 or 3 character ident
|
|
QString m_type; // VOR, VOR-DME or VORTAC
|
|
QString m_name;
|
|
float m_latitude;
|
|
float m_longitude;
|
|
float m_elevation;
|
|
int m_frequencykHz;
|
|
QString m_channel;
|
|
int m_range; // Nautical miles
|
|
float m_magneticDeclination;
|
|
bool m_alignedTrueNorth; // Is the VOR aligned to true North, rather than magnetic (may be the case at high latitudes)
|
|
|
|
static QString trimQuotes(const QString s)
|
|
{
|
|
if (s.startsWith('\"') && s.endsWith('\"'))
|
|
return s.mid(1, s.size() - 2);
|
|
else
|
|
return s;
|
|
}
|
|
|
|
int getRangeMetres()
|
|
{
|
|
return Units::nauticalMilesToIntegerMetres((float)m_range);
|
|
}
|
|
|
|
// OpenAIP XML file
|
|
static void readNavAidsXML(QHash<int, NavAid *> *navAidInfo, const QString &filename)
|
|
{
|
|
QFile file(filename);
|
|
if (file.open(QIODevice::ReadOnly | QIODevice::Text))
|
|
{
|
|
QXmlStreamReader xmlReader(&file);
|
|
|
|
while(!xmlReader.atEnd() && !xmlReader.hasError())
|
|
{
|
|
if (xmlReader.readNextStartElement())
|
|
{
|
|
if (xmlReader.name() == "NAVAID")
|
|
{
|
|
QStringRef typeRef = xmlReader.attributes().value("TYPE");
|
|
if ((typeRef == QLatin1String("VOR"))
|
|
|| (typeRef== QLatin1String("VOR-DME"))
|
|
|| (typeRef == QLatin1String("VORTAC")))
|
|
{
|
|
QString type = typeRef.toString();
|
|
int identifier = 0;
|
|
QString name;
|
|
QString id;
|
|
float lat = 0.0f;
|
|
float lon = 0.0f;
|
|
float elevation = 0.0f;
|
|
int frequency = 0;
|
|
QString channel;
|
|
int range = 25;
|
|
float declination = 0.0f;
|
|
bool alignedTrueNorth = false;
|
|
while(xmlReader.readNextStartElement())
|
|
{
|
|
if (xmlReader.name() == QLatin1String("IDENTIFIER"))
|
|
identifier = xmlReader.readElementText().toInt();
|
|
else if (xmlReader.name() == QLatin1String("NAME"))
|
|
name = xmlReader.readElementText();
|
|
else if (xmlReader.name() == QLatin1String("ID"))
|
|
id = xmlReader.readElementText();
|
|
else if (xmlReader.name() == QLatin1String("GEOLOCATION"))
|
|
{
|
|
while(xmlReader.readNextStartElement())
|
|
{
|
|
if (xmlReader.name() == QLatin1String("LAT"))
|
|
lat = xmlReader.readElementText().toFloat();
|
|
else if (xmlReader.name() == QLatin1String("LON"))
|
|
lon = xmlReader.readElementText().toFloat();
|
|
else if (xmlReader.name() == QLatin1String("ELEV"))
|
|
elevation = xmlReader.readElementText().toFloat();
|
|
else
|
|
xmlReader.skipCurrentElement();
|
|
}
|
|
}
|
|
else if (xmlReader.name() == QLatin1String("RADIO"))
|
|
{
|
|
while(xmlReader.readNextStartElement())
|
|
{
|
|
if (xmlReader.name() == QLatin1String("FREQUENCY"))
|
|
frequency = (int)(xmlReader.readElementText().toFloat() * 1000);
|
|
else if (xmlReader.name() == QLatin1String("CHANNEL"))
|
|
channel = xmlReader.readElementText();
|
|
else
|
|
xmlReader.skipCurrentElement();
|
|
}
|
|
}
|
|
else if (xmlReader.name() == QLatin1String("PARAMS"))
|
|
{
|
|
while(xmlReader.readNextStartElement())
|
|
{
|
|
if (xmlReader.name() == QLatin1String("RANGE"))
|
|
range = xmlReader.readElementText().toInt();
|
|
else if (xmlReader.name() == QLatin1String("DECLINATION"))
|
|
declination = xmlReader.readElementText().toFloat();
|
|
else if (xmlReader.name() == QLatin1String("ALIGNEDTOTRUENORTH"))
|
|
alignedTrueNorth = xmlReader.readElementText() == "TRUE";
|
|
else
|
|
xmlReader.skipCurrentElement();
|
|
}
|
|
}
|
|
else
|
|
xmlReader.skipCurrentElement();
|
|
}
|
|
NavAid *vor = new NavAid();
|
|
vor->m_id = identifier;
|
|
vor->m_ident = id;
|
|
// Check idents conform to our filtering rules
|
|
if (vor->m_ident.size() < 2)
|
|
qDebug() << "Warning: VOR Ident less than 2 characters: " << vor->m_ident;
|
|
else if (vor->m_ident.size() > 3)
|
|
qDebug() << "Warning: VOR Ident greater than 3 characters: " << vor->m_ident;
|
|
vor->m_type = type;
|
|
vor->m_name = name;
|
|
vor->m_frequencykHz = frequency;
|
|
vor->m_channel = channel;
|
|
vor->m_latitude = lat;
|
|
vor->m_longitude = lon;
|
|
vor->m_elevation = elevation;
|
|
vor->m_range = range;
|
|
vor->m_magneticDeclination = declination;
|
|
vor->m_alignedTrueNorth = alignedTrueNorth;
|
|
navAidInfo->insert(identifier, vor);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
file.close();
|
|
}
|
|
else
|
|
qDebug() << "NavAid::readNavAidsXML: Could not open " << filename << " for reading.";
|
|
}
|
|
|
|
// Read OurAirport's NavAids CSV file
|
|
// See comments for readOSNDB
|
|
static QHash<int, NavAid *> *readNavAidsDB(const QString &filename)
|
|
{
|
|
int cnt = 0;
|
|
QHash<int, NavAid *> *navAidInfo = nullptr;
|
|
|
|
// Column numbers used for the data as of 2020/10/28
|
|
int idCol = 0;
|
|
int identCol = 2;
|
|
int typeCol = 4;
|
|
int nameCol = 3;
|
|
int frequencyCol = 5;
|
|
int latitudeCol = 6;
|
|
int longitudeCol = 7;
|
|
int elevationCol = 8;
|
|
int powerCol = 18;
|
|
|
|
qDebug() << "NavAid::readNavAidsDB: " << filename;
|
|
|
|
FILE *file;
|
|
QByteArray utfFilename = filename.toUtf8();
|
|
QLocale cLocale(QLocale::C);
|
|
if ((file = fopen(utfFilename.constData(), "r")) != NULL)
|
|
{
|
|
char row[2048];
|
|
|
|
if (fgets(row, sizeof(row), file))
|
|
{
|
|
navAidInfo = new QHash<int, NavAid *>();
|
|
navAidInfo->reserve(15000);
|
|
|
|
// Read header
|
|
int idx = 0;
|
|
char *p = strtok(row, ",");
|
|
while (p != NULL)
|
|
{
|
|
if (!strcmp(p, "id"))
|
|
idCol = idx;
|
|
else if (!strcmp(p, "ident"))
|
|
identCol = idx;
|
|
else if (!strcmp(p, "type"))
|
|
typeCol = idx;
|
|
else if (!strcmp(p, "name"))
|
|
nameCol = idx;
|
|
else if (!strcmp(p, "frequency_khz"))
|
|
frequencyCol = idx;
|
|
else if (!strcmp(p, "latitude_deg"))
|
|
latitudeCol = idx;
|
|
else if (!strcmp(p, "longitude_deg"))
|
|
longitudeCol = idx;
|
|
else if (!strcmp(p, "elevation_ft"))
|
|
elevationCol = idx;
|
|
else if (!strcmp(p, "power"))
|
|
powerCol = idx;
|
|
p = strtok(NULL, ",");
|
|
idx++;
|
|
}
|
|
// Read data
|
|
while (fgets(row, sizeof(row), file))
|
|
{
|
|
int id = 0;
|
|
char *idString = NULL;
|
|
char *ident = NULL;
|
|
size_t identLen = 0;
|
|
char *type = NULL;
|
|
size_t typeLen = 0;
|
|
char *name = NULL;
|
|
size_t nameLen = 0;
|
|
char *frequencyString = NULL;
|
|
int frequency;
|
|
float latitude = 0.0f;
|
|
char *latitudeString = NULL;
|
|
size_t latitudeLen = 0;
|
|
float longitude = 0.0f;
|
|
char *longitudeString = NULL;
|
|
size_t longitudeLen = 0;
|
|
float elevation = 0.0f;
|
|
char *elevationString = NULL;
|
|
size_t elevationLen = 0;
|
|
char *power = NULL;
|
|
size_t powerLen = 0;
|
|
|
|
char *q = row;
|
|
idx = 0;
|
|
while ((p = csvNext(&q)) != nullptr)
|
|
{
|
|
// Read strings, stripping quotes
|
|
if (idx == idCol)
|
|
{
|
|
idString = p;
|
|
idString[strlen(idString)] = '\0';
|
|
id = strtol(idString, NULL, 10);
|
|
}
|
|
else if ((idx == identCol) && (p[0] == '\"'))
|
|
{
|
|
ident = p+1;
|
|
identLen = strlen(ident)-1;
|
|
ident[identLen] = '\0';
|
|
}
|
|
else if ((idx == typeCol) && (p[0] == '\"'))
|
|
{
|
|
type = p+1;
|
|
typeLen = strlen(type)-1;
|
|
type[typeLen] = '\0';
|
|
}
|
|
else if ((idx == nameCol) && (p[0] == '\"'))
|
|
{
|
|
name = p+1;
|
|
nameLen = strlen(name)-1;
|
|
name[nameLen] = '\0';
|
|
}
|
|
if (idx == frequencyCol)
|
|
{
|
|
frequencyString = p;
|
|
frequencyString[strlen(frequencyString)] = '\0';
|
|
frequency = strtol(frequencyString, NULL, 10);
|
|
}
|
|
else if (idx == latitudeCol)
|
|
{
|
|
latitudeString = p;
|
|
latitudeLen = strlen(latitudeString)-1;
|
|
latitudeString[latitudeLen] = '\0';
|
|
latitude = cLocale.toFloat(latitudeString);
|
|
}
|
|
else if (idx == longitudeCol)
|
|
{
|
|
longitudeString = p;
|
|
longitudeLen = strlen(longitudeString)-1;
|
|
longitudeString[longitudeLen] = '\0';
|
|
longitude = cLocale.toFloat(longitudeString);
|
|
}
|
|
else if (idx == elevationCol)
|
|
{
|
|
elevationString = p;
|
|
elevationLen = strlen(elevationString)-1;
|
|
elevationString[elevationLen] = '\0';
|
|
elevation = cLocale.toFloat(elevationString);
|
|
}
|
|
else if ((idx == powerCol) && (p[0] == '\"'))
|
|
{
|
|
power = p+1;
|
|
powerLen = strlen(power)-1;
|
|
power[powerLen] = '\0';
|
|
}
|
|
idx++;
|
|
}
|
|
|
|
// For now, we only want VORs
|
|
if (type && !strncmp(type, "VOR", 3))
|
|
{
|
|
NavAid *vor = new NavAid();
|
|
vor->m_id = id;
|
|
vor->m_ident = QString(ident);
|
|
// Check idents conform to our filtering rules
|
|
if (vor->m_ident.size() < 2)
|
|
qDebug() << "Warning: VOR Ident less than 2 characters: " << vor->m_ident;
|
|
else if (vor->m_ident.size() > 3)
|
|
qDebug() << "Warning: VOR Ident greater than 3 characters: " << vor->m_ident;
|
|
vor->m_type = QString(type);
|
|
vor->m_name = QString(name);
|
|
vor->m_frequencykHz = frequency;
|
|
vor->m_latitude = latitude;
|
|
vor->m_longitude = longitude;
|
|
vor->m_elevation = elevation;
|
|
if (power && !strcmp(power, "HIGH"))
|
|
vor->m_range = 100;
|
|
else if (power && !strcmp(power, "MEDIUM"))
|
|
vor->m_range = 40;
|
|
else
|
|
vor->m_range = 25;
|
|
vor->m_magneticDeclination = 0.0f;
|
|
vor->m_alignedTrueNorth = false;
|
|
navAidInfo->insert(id, vor);
|
|
cnt++;
|
|
}
|
|
}
|
|
}
|
|
fclose(file);
|
|
}
|
|
else
|
|
qDebug() << "NavAid::readNavAidsDB: Failed to open " << filename;
|
|
|
|
qDebug() << "NavAid::readNavAidsDB: Read " << cnt << " VORs";
|
|
|
|
return navAidInfo;
|
|
}
|
|
|
|
};
|
|
|
|
#endif // INCLUDE_NAVAID_H
|