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garmin_txt.cc
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garmin_txt.cc
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/*
Support for MapSource Text Export (Tab delimited) files.
Copyright (C) 2006 Olaf Klein, [email protected]
Copyright (C) 2004-2022 Robert Lipe, [email protected]
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.
*/
#include "defs.h"
#if CSVFMTS_ENABLED
#include <algorithm> // for sort
#include <cctype> // for toupper
#include <cmath> // for fabs, floor
#include <cstdio> // for NULL, snprintf, sscanf
#include <cstdint>
#include <cstdlib> // for abs
#include <cstring> // for memset, strstr, strcat, strchr, strlen, strcmp, strcpy, strncpy
#include <ctime> // for gmtime, localtime, strftime
#include <QByteArray> // for QByteArray
#include <QChar> // for QChar, QChar::Other_Control
#include <QIODevice> // for QIODevice, QIODevice::ReadOnly, QIODevice::WriteOnly
#include <QString> // for QString, operator!=
#include <QStringList> // for QStringList
#include <QTextStream> // for QTextStream
#include <QVector> // for QVector
#include <Qt> // for CaseInsensitive
#include <QtGlobal> // for qRound, qPrintable
#include "csv_util.h" // for csv_linesplit
#include "formspec.h" // for FormatSpecificDataList
#include "garmin_fs.h" // for garmin_fs_t, garmin_fs_alloc, garmin_fs_convert_category, GMSD_SECTION_CATEGORIES
#include "garmin_tables.h" // for gt_display_modes_e, gt_find_desc_from_icon_number, gt_find_icon_number_from_desc, gt_get_mps_grid_longname, gt_lookup_datum_index, gt_lookup_grid_type, GDB, gt_get_icao_cc, gt_get_icao_country, gt_get_mps_datum_name, gt_waypt_class_names, GT_DISPLAY_MODE...
#include "inifile.h" // for inifile_readstr
#include "jeeps/gpsmath.h" // for GPS_Math_Known_Datum_To_UTM_EN, GPS_Math_WGS84_To_Known_Datum_M, GPS_Math_WGS84_To_Swiss_EN, GPS_Math_WGS84_To_UKOSMap_M
#include "src/core/datetime.h" // for DateTime
#include "src/core/logging.h" // for Fatal
#include "src/core/textstream.h" // for TextStream
#include "strptime.h" // for strptime
#define MYNAME "garmin_txt"
struct gtxt_flags_t {
unsigned int metric:1;
unsigned int celsius:1;
unsigned int utc:1;
unsigned int enum_waypoints:1;
unsigned int route_header_written:1;
unsigned int track_header_written:1;
};
static gpsbabel::TextStream* fin = nullptr;
static gpsbabel::TextStream* fout = nullptr;
static route_head* current_trk, *current_rte;
static int waypoints;
static int routepoints;
static const Waypoint** wpt_a;
static int wpt_a_ct;
static grid_type grid_index;
static int datum_index;
static const char* datum_str;
static int current_line;
static char* date_time_format = nullptr;
static int precision = 3;
static QString current_line_text;
static time_t utc_offs = 0;
static gtxt_flags_t gtxt_flags;
enum header_type {
waypt_header = 0,
rtept_header,
trkpt_header,
route_header,
track_header,
unknown_header
};
inline header_type& operator++(header_type& s) // prefix
{
return s = static_cast<header_type>(s + 1);
}
inline header_type operator++(header_type& s, int) // postfix
{
header_type ret(s);
++s;
return ret;
}
inline gt_display_modes_e& operator++(gt_display_modes_e& s) // prefix
{
return s = static_cast<gt_display_modes_e>(s + 1);
}
inline gt_display_modes_e operator++(gt_display_modes_e& s, int) // postfix
{
gt_display_modes_e ret(s);
++s;
return ret;
}
#define MAX_HEADER_FIELDS 36
static char* header_lines[unknown_header + 1][MAX_HEADER_FIELDS];
static int header_fields[unknown_header + 1][MAX_HEADER_FIELDS];
static int header_ct[unknown_header + 1];
#define GARMIN_UNKNOWN_ALT 1.0e25f
#define DEFAULT_DATE_FORMAT "dd/mm/yyyy"
#define DEFAULT_TIME_FORMAT "HH:mm:ss"
/* macros */
#define IS_VALID_ALT(a) (((a) != unknown_alt) && ((a) < GARMIN_UNKNOWN_ALT))
static char* opt_datum = nullptr;
static char* opt_dist = nullptr;
static char* opt_temp = nullptr;
static char* opt_date_format = nullptr;
static char* opt_time_format = nullptr;
static char* opt_precision = nullptr;
static char* opt_utc = nullptr;
static char* opt_grid = nullptr;
static
QVector<arglist_t> garmin_txt_args = {
{"date", &opt_date_format, "Read/Write date format (i.e. yyyy/mm/dd)", nullptr, ARGTYPE_STRING, ARG_NOMINMAX, nullptr},
{"datum", &opt_datum, "GPS datum (def. WGS 84)", "WGS 84", ARGTYPE_STRING, ARG_NOMINMAX, nullptr},
{"dist", &opt_dist, "Distance unit [m=metric, s=statute]", "m", ARGTYPE_STRING, ARG_NOMINMAX, nullptr},
{"grid", &opt_grid, "Write position using this grid.", nullptr, ARGTYPE_STRING, ARG_NOMINMAX, nullptr},
{"prec", &opt_precision, "Precision of coordinates", "3", ARGTYPE_INT, ARG_NOMINMAX, nullptr},
{"temp", &opt_temp, "Temperature unit [c=Celsius, f=Fahrenheit]", "c", ARGTYPE_STRING, ARG_NOMINMAX, nullptr},
{"time", &opt_time_format, "Read/Write time format (i.e. HH:mm:ss xx)", nullptr, ARGTYPE_STRING, ARG_NOMINMAX, nullptr},
{"utc", &opt_utc, "Write timestamps with offset x to UTC time", nullptr, ARGTYPE_INT, "-23", "+23", nullptr},
};
class PathInfo {
public:
double length {0};
time_t start {0};
time_t time {0};
double speed {0};
double total {0};
int count {0};
const Waypoint* prev_wpt {nullptr};
const Waypoint* first_wpt {nullptr};
const Waypoint* last_wpt {nullptr};
};
static PathInfo* route_info;
static int route_idx;
static PathInfo* cur_info;
static const char* headers[] = {
"Name\tDescription\tType\tPosition\tAltitude\tDepth\tProximity\tTemperature\t"
"Display Mode\tColor\tSymbol\tFacility\tCity\tState\tCountry\t"
"Date Modified\tLink\tCategories",
"Waypoint Name\tDistance\tLeg Length\tCourse",
"Position\tTime\tAltitude\tDepth\tTemperature\tLeg Length\tLeg Time\tLeg Speed\tLeg Course",
"Name\tLength\tCourse\tWaypoints\tLink",
"Name\tStart Time\tElapsed Time\tLength\tAverage Speed\tLink",
nullptr
};
/* helpers */
static const char*
get_option_val(const char* option, const char* def)
{
const char* c = (option != nullptr) ? option : def;
return c;
}
static void
init_date_and_time_format()
{
// This is old, and weird, code.. date_time_format is a global that's
// explicitly malloced and freed elsewhere. This isn't very C++ at all,
// but this format is on its deathbead for deprecation.
const char* d = get_option_val(opt_date_format, DEFAULT_DATE_FORMAT);
QString d1 = convert_human_date_format(d);
const char* t = get_option_val(opt_time_format, DEFAULT_TIME_FORMAT);
QString t1 = convert_human_time_format(t);
xasprintf(&date_time_format, "%s %s", CSTR(d1), CSTR(t1));
}
static void
convert_datum(const Waypoint* wpt, double* dest_lat, double* dest_lon)
{
double alt;
if (datum_index == kDautmWGS84) {
*dest_lat = wpt->latitude;
*dest_lon = wpt->longitude;
} else GPS_Math_WGS84_To_Known_Datum_M(wpt->latitude, wpt->longitude, 0.0,
dest_lat, dest_lon, &alt, datum_index);
}
/* WRITER *****************************************************************/
/* Waypoint preparation */
static void
enum_waypt_cb(const Waypoint* wpt)
{
garmin_fs_t* gmsd = garmin_fs_t::find(wpt);
int wpt_class = garmin_fs_t::get_wpt_class(gmsd, 0);
if (wpt_class < 0x80) {
if (gtxt_flags.enum_waypoints) { /* enumerate only */
waypoints++;
return;
}
for (int i = 0; i < wpt_a_ct; i++) { /* check for duplicates */
const Waypoint* tmp = wpt_a[i];
if (tmp->shortname.compare(wpt->shortname, Qt::CaseInsensitive) == 0) {
wpt_a[i] = wpt;
waypoints--;
return;
}
}
wpt_a[wpt_a_ct++] = wpt;
}
}
/* common route and track pre-work */
static void
prework_hdr_cb(const route_head*)
{
cur_info = &route_info[route_idx];
}
static void
prework_tlr_cb(const route_head*)
{
cur_info->last_wpt = cur_info->prev_wpt;
route_idx++;
}
static void
prework_wpt_cb(const Waypoint* wpt)
{
const Waypoint* prev = cur_info->prev_wpt;
if (prev != nullptr) {
cur_info->time += (wpt->GetCreationTime().toTime_t() - prev->GetCreationTime().toTime_t());
cur_info->length += waypt_distance_ex(prev, wpt);
} else {
cur_info->first_wpt = wpt;
cur_info->start = wpt->GetCreationTime().toTime_t();
}
cur_info->prev_wpt = wpt;
cur_info->count++;
routepoints++;
}
/* output helpers */
static void
print_position(const Waypoint* wpt)
{
int valid = 1;
double lat, lon, north, east;
int zone;
char map[3], zonec;
convert_datum(wpt, &lat, &lon);
/* ----------------------------------------------------------------------------*/
/* the following code is from pretty_deg_format (util.c) */
/* ----------------------------------------------------------------------------*/
/* !ToDo! generate common code for calculating of degrees, minutes and seconds */
/* ----------------------------------------------------------------------------*/
char latsig = lat < 0 ? 'S':'N';
char lonsig = lon < 0 ? 'W':'E';
int latint = abs((int) lat);
int lonint = abs((int) lon);
double latmin = 60.0 * (fabs(lat) - latint);
double lonmin = 60.0 * (fabs(lon) - lonint);
double latsec = 60.0 * (latmin - floor(latmin));
double lonsec = 60.0 * (lonmin - floor(lonmin));
switch (grid_index) {
case grid_lat_lon_ddd:
*fout << QString::asprintf("%c%0.*f %c%0.*f\t",
latsig, precision, fabs(lat),
lonsig, precision, fabs(lon));
break;
case grid_lat_lon_dmm:
*fout << QString::asprintf("%c%d %0*.*f %c%d %0*.*f\t",
latsig, latint, precision + 3, precision, latmin,
lonsig, lonint, precision + 3, precision, lonmin);
break;
case grid_lat_lon_dms:
*fout << QString::asprintf("%c%d %d %.*f %c%d %d %.*f\t",
latsig, latint, (int)latmin, precision, latsec,
lonsig, lonint, (int)lonmin, precision, lonsec);
break;
case grid_bng:
valid = GPS_Math_WGS84_To_UKOSMap_M(wpt->latitude, wpt->longitude, &east, &north, map);
if (valid) {
*fout << QString::asprintf("%s %5.0f %5.0f\t", map, east, north);
}
break;
case grid_utm:
valid = GPS_Math_Known_Datum_To_UTM_EN(lat, lon,
&east, &north, &zone, &zonec, datum_index);
if (valid) {
*fout << QString::asprintf("%02d %c %.0f %.0f\t", zone, zonec, east, north);
}
break;
case grid_swiss:
valid = GPS_Math_WGS84_To_Swiss_EN(wpt->latitude, wpt->longitude, &east, &north);
if (valid) {
*fout << QString::asprintf("%.f %.f\t", east, north);
}
break;
default:
fatal("ToDo\n");
}
if (! valid) {
*fout << "#####\n";
fatal(MYNAME ": %s (%s) is outside of convertible area \"%s\"!\n",
wpt->shortname.isEmpty() ? "Waypoint" : qPrintable(wpt->shortname),
qPrintable(pretty_deg_format(wpt->latitude, wpt->longitude, 'd', nullptr, false)),
gt_get_mps_grid_longname(grid_index, MYNAME));
}
}
static void
print_date_and_time(const time_t time, const int time_only)
{
struct tm tm;
char tbuf[32];
if (time < 0) {
*fout << "\t";
return;
}
if (time_only) {
tm = *gmtime(&time);
snprintf(tbuf, sizeof(tbuf), "%d:%02d:%02d", tm.tm_hour, tm.tm_min, tm.tm_sec);
*fout << QString::asprintf("%s", tbuf);
} else if (time != 0) {
if (gtxt_flags.utc) {
time_t t = time + utc_offs;
tm = *gmtime(&t);
} else {
tm = *localtime(&time);
}
strftime(tbuf, sizeof(tbuf), date_time_format, &tm);
*fout << QString::asprintf("%s ", tbuf);
}
*fout << "\t";
}
static void
print_categories(uint16_t categories)
{
if (categories == 0) {
return;
}
int count = 0;
for (int i = 0; i < 16; i++) {
if ((categories & 1) != 0) {
QString c;
if (global_opts.inifile != nullptr) {
QString key = QString::number(i + 1);
c = inifile_readstr(global_opts.inifile, GMSD_SECTION_CATEGORIES, key);
}
*fout << QString::asprintf("%s", (count++ > 0) ? "," : "");
if (c.isNull()) {
*fout << QString::asprintf("Category %d", i+1);
}
// *fout << QString::asprintf("%s", gps_categories[i]);
else {
*fout << c;
}
}
categories = categories >> 1;
}
}
static void
print_course(const Waypoint* A, const Waypoint* B) /* seems to be okay */
{
if ((A != nullptr) && (B != nullptr) && (A != B)) {
int course = qRound(waypt_course(A, B));
*fout << QString::asprintf("%d° true", course);
}
}
static void
print_distance(const double distance, const int no_scale, const int with_tab, const int decis)
{
double dist = distance;
if (gtxt_flags.metric == 0) {
dist = METERS_TO_FEET(dist);
if ((dist < 5280) || no_scale) {
*fout << QString::asprintf("%.*f ft", decis, dist);
} else {
dist = METERS_TO_MILES(distance);
if (dist < 100.0) {
*fout << QString::asprintf("%.1f mi", dist);
} else {
*fout << QString::asprintf("%d mi", qRound(dist));
}
}
} else {
if ((dist < 1000) || no_scale) {
*fout << QString::asprintf("%.*f m", decis, dist);
} else {
dist = dist / 1000.0;
if (dist < 100.0) {
*fout << QString::asprintf("%.1f km", dist);
} else {
*fout << QString::asprintf("%d km", qRound(dist));
}
}
}
if (with_tab) {
*fout << "\t";
}
}
static void
print_speed(const double* distance, const time_t* time)
{
double dist = *distance;
const char* unit;
if (!gtxt_flags.metric) {
dist = METERS_TO_MILES(dist) * 1000.0;
unit = "mph";
} else {
unit = "kph";
}
int idist = qRound(dist);
if ((*time != 0) && (idist > 0)) {
double speed = MPS_TO_KPH(dist / (double)*time);
int ispeed = qRound(speed);
if (speed < 0.01) {
*fout << QString::asprintf("0 %s", unit);
} else if (ispeed < 2) {
*fout << QString::asprintf("%.1f %s", speed, unit);
} else {
*fout << QString::asprintf("%d %s", ispeed, unit);
}
} else {
*fout << QString::asprintf("0 %s", unit);
}
*fout << "\t";
}
static void
print_temperature(const float temperature)
{
if (gtxt_flags.celsius) {
*fout << QString::asprintf("%.f C", temperature);
} else {
*fout << QString::asprintf("%.f F", (temperature * 1.8) + 32);
}
}
static void
print_string(const char* fmt, const QString& string)
{
/* remove unwanted characters from source string */
QString cleanstring;
for (const auto& chr : string) {
if (chr.category() != QChar::Other_Control) {
cleanstring.append(chr);
} else {
cleanstring.append(' ');
}
}
*fout << QString::asprintf(fmt, CSTR(cleanstring));
}
/* main cb's */
static void
write_waypt(const Waypoint* wpt)
{
const char* wpt_type;
garmin_fs_t* gmsd = garmin_fs_t::find(wpt);
int i = garmin_fs_t::get_display(gmsd, 0);
if (i > GT_DISPLAY_MODE_MAX) {
i = 0;
}
const char* dspl_mode = gt_display_mode_names[i];
unsigned char wpt_class = garmin_fs_t::get_wpt_class(gmsd, 0);
if (wpt_class <= gt_waypt_class_map_line) {
wpt_type = gt_waypt_class_names[wpt_class];
} else {
wpt_type = gt_waypt_class_names[0];
}
*fout << "Waypoint\t" << wpt->shortname << "\t";
if (wpt_class <= gt_waypt_class_airport_ndb) {
QString temp = wpt->notes;
if (temp.isEmpty()) {
if (wpt->description != wpt->shortname) {
temp = wpt->description;
} else {
temp = "";
}
}
print_string("%s\t", temp);
} else {
*fout << "\t";
}
*fout << QString::asprintf("%s\t", wpt_type);
print_position(wpt);
if IS_VALID_ALT(wpt->altitude) {
print_distance(wpt->altitude, 1, 0, 0);
}
*fout << "\t";
double x = wpt->depth_value_or(unknown_alt);
if (x != unknown_alt) {
print_distance(x, 1, 0, 1);
}
*fout << "\t";
x = wpt->proximity_value_or(unknown_alt);
if (x != unknown_alt) {
print_distance(x, 0, 0, 0);
}
*fout << "\t";
x = wpt->temperature_value_or(-999);
if (x != -999) {
print_temperature(x);
}
*fout << QString::asprintf("\t%s\t", dspl_mode);
*fout << "Unknown\t"; /* Color is fixed: Unknown */
int icon = garmin_fs_t::get_icon(gmsd, -1);
if (icon == -1) {
icon = gt_find_icon_number_from_desc(wpt->icon_descr, GDB);
}
print_string("%s\t", gt_find_desc_from_icon_number(icon, GDB));
print_string("%s\t", garmin_fs_t::get_facility(gmsd, ""));
print_string("%s\t", garmin_fs_t::get_city(gmsd, ""));
print_string("%s\t", garmin_fs_t::get_state(gmsd, ""));
const char* country = gt_get_icao_country(garmin_fs_t::get_cc(gmsd, ""));
print_string("%s\t", (country != nullptr) ? country : "");
print_date_and_time(wpt->GetCreationTime().toTime_t(), 0);
if (wpt->HasUrlLink()) {
UrlLink l = wpt->GetUrlLink();
print_string("%s\t", l.url_);
} else {
print_string("%s\t", "");
}
print_categories(garmin_fs_t::get_category(gmsd, 0));
*fout << "\r\n";
}
static void
route_disp_hdr_cb(const route_head* rte)
{
cur_info = &route_info[route_idx];
cur_info->prev_wpt = nullptr;
cur_info->total = 0;
if (rte->rte_waypt_ct() <= 0) {
return;
}
if (!gtxt_flags.route_header_written) {
gtxt_flags.route_header_written = 1;
*fout << QString::asprintf("\r\n\r\nHeader\t%s\r\n", headers[route_header]);
}
print_string("\r\nRoute\t%s\t", rte->rte_name);
print_distance(cur_info->length, 0, 1, 0);
print_course(cur_info->first_wpt, cur_info->last_wpt);
*fout << QString::asprintf("\t%d waypoints\t", cur_info->count);
if (rte->rte_urls.HasUrlLink()) {
print_string("%s\r\n", rte->rte_urls.GetUrlLink().url_);
} else {
print_string("%s\r\n", "");
}
*fout << QString::asprintf("\r\nHeader\t%s\r\n\r\n", headers[rtept_header]);
}
static void
route_disp_tlr_cb(const route_head*)
{
route_idx++;
}
static void
route_disp_wpt_cb(const Waypoint* wpt)
{
const Waypoint* prev = cur_info->prev_wpt;
*fout << "Route Waypoint\t" << wpt->shortname << "\t";
if (prev != nullptr) {
double dist = waypt_distance_ex(prev, wpt);
cur_info->total += dist;
print_distance(cur_info->total, 0, 1, 0);
print_distance(dist, 0, 1, 0);
print_course(prev, wpt);
} else {
print_distance(0, 1, 0, 0);
}
*fout << "\r\n";
cur_info->prev_wpt = wpt;
}
static void
track_disp_hdr_cb(const route_head* track)
{
cur_info = &route_info[route_idx];
cur_info->prev_wpt = nullptr;
cur_info->total = 0;
if (track->rte_waypt_ct() <= 0) {
return;
}
if (!gtxt_flags.track_header_written) {
gtxt_flags.track_header_written = 1;
*fout << QString::asprintf("\r\n\r\nHeader\t%s\r\n", headers[track_header]);
}
print_string("\r\nTrack\t%s\t", track->rte_name);
print_date_and_time(cur_info->start, 0);
print_date_and_time(cur_info->time, 1);
print_distance(cur_info->length, 0, 1, 0);
print_speed(&cur_info->length, &cur_info->time);
if (track->rte_urls.HasUrlLink()) {
print_string("%s", track->rte_urls.GetUrlLink().url_);
} else {
print_string("%s", "");
}
*fout << QString::asprintf("\r\n\r\nHeader\t%s\r\n\r\n", headers[trkpt_header]);
}
static void
track_disp_tlr_cb(const route_head*)
{
route_idx++;
}
static void
track_disp_wpt_cb(const Waypoint* wpt)
{
const Waypoint* prev = cur_info->prev_wpt;
time_t delta;
double dist;
*fout << "Trackpoint\t";
print_position(wpt);
print_date_and_time(wpt->GetCreationTime().toTime_t(), 0);
if IS_VALID_ALT(wpt->altitude) {
print_distance(wpt->altitude, 1, 0, 0);
}
*fout << "\t";
double depth = wpt->depth_value_or(unknown_alt);
if (depth != unknown_alt) {
print_distance(depth, 1, 0, 1);
}
if (prev != nullptr) {
*fout << "\t";
delta = wpt->GetCreationTime().toTime_t() - prev->GetCreationTime().toTime_t();
float temp = wpt->temperature_value_or(-999);
if (temp != -999) {
print_temperature(temp);
}
*fout << "\t";
dist = waypt_distance_ex(prev, wpt);
print_distance(dist, 0, 1, 0);
print_date_and_time(delta, 1);
print_speed(&dist, &delta);
print_course(prev, wpt);
}
*fout << "\r\n";
cur_info->prev_wpt = wpt;
}
/*******************************************************************************
* %%% global callbacks called by gpsbabel main process %%% *
*******************************************************************************/
static void
garmin_txt_wr_init(const QString& fname)
{
memset(>xt_flags, 0, sizeof(gtxt_flags));
fout = new gpsbabel::TextStream;
fout->open(fname, QIODevice::WriteOnly, MYNAME, "windows-1252");
gtxt_flags.metric = (toupper(*get_option_val(opt_dist, "m")) == 'M');
gtxt_flags.celsius = (toupper(*get_option_val(opt_temp, "c")) == 'C');
init_date_and_time_format();
if (opt_precision) {
precision = xstrtoi(opt_precision, nullptr, 10);
if (precision < 0) {
fatal(MYNAME ": Invalid precision (%s)!", opt_precision);
}
}
datum_str = get_option_val(opt_datum, nullptr);
const char* grid_str = get_option_val(opt_grid, nullptr);
grid_index = grid_lat_lon_dmm;
if (grid_str != nullptr) {
int i;
if (sscanf(grid_str, "%d", &i)) {
grid_index = (grid_type) i;
if ((grid_index < GRID_INDEX_MIN) || (grid_index > GRID_INDEX_MAX))
fatal(MYNAME ": Grid index out of range (%d..%d)!",
(int)GRID_INDEX_MIN, (int)GRID_INDEX_MAX);
} else {
grid_index = gt_lookup_grid_type(grid_str, MYNAME);
}
}
switch (grid_index) {
case grid_bng: /* force datum to "Ord Srvy Grt Britn" */
datum_index = kDatumOSGB36;
break;
case grid_swiss: /* force datum to WGS84 */
datum_index = kDautmWGS84;
break;
default:
datum_index = gt_lookup_datum_index(datum_str, MYNAME);
}
if (opt_utc != nullptr) {
if (case_ignore_strcmp(opt_utc, "utc") == 0) {
utc_offs = 0;
} else {
utc_offs = xstrtoi(opt_utc, nullptr, 10);
}
utc_offs *= (60 * 60);
gtxt_flags.utc = 1;
}
}
static void
garmin_txt_wr_deinit()
{
fout->close();
delete fout;
fout = nullptr;
xfree(date_time_format);
}
static void
garmin_txt_write()
{
QString grid_str = gt_get_mps_grid_longname(grid_index, MYNAME);
grid_str = grid_str.replace('*', "°");
*fout << "Grid\t" << grid_str << "\r\n";
datum_str = gt_get_mps_datum_name(datum_index);
*fout << QString::asprintf("Datum\t%s\r\n\r\n", datum_str);
waypoints = 0;
gtxt_flags.enum_waypoints = 1; /* enum all waypoints */
waypt_disp_all(enum_waypt_cb);
route_disp_all(nullptr, nullptr, enum_waypt_cb);
gtxt_flags.enum_waypoints = 0;
if (waypoints > 0) {
wpt_a_ct = 0;
wpt_a = new const Waypoint*[waypoints]{};
waypt_disp_all(enum_waypt_cb);
route_disp_all(nullptr, nullptr, enum_waypt_cb);
auto sort_waypt_lambda = [](const Waypoint* wa, const Waypoint* wb)->bool {
return wa->shortname.compare(wb->shortname, Qt::CaseInsensitive) < 0;
};
std::sort(wpt_a, wpt_a + waypoints, sort_waypt_lambda);
*fout << QString::asprintf("Header\t%s\r\n\r\n", headers[waypt_header]);
for (int i = 0; i < waypoints; i++) {
write_waypt(wpt_a[i]);
}
delete[] wpt_a;
route_idx = 0;
route_info = new PathInfo[route_count()];
routepoints = 0;
route_disp_all(prework_hdr_cb, prework_tlr_cb, prework_wpt_cb);
if (routepoints > 0) {
route_idx = 0;
route_disp_all(route_disp_hdr_cb, route_disp_tlr_cb, route_disp_wpt_cb);
}
delete[] route_info;
route_info = nullptr;
}
route_idx = 0;
route_info = new PathInfo[track_count()];
routepoints = 0;
track_disp_all(prework_hdr_cb, prework_tlr_cb, prework_wpt_cb);
if (routepoints > 0) {
route_idx = 0;
track_disp_all(track_disp_hdr_cb, track_disp_tlr_cb, track_disp_wpt_cb);
}
delete[] route_info;
}
/* READER *****************************************************************/
/* helpers */
static void
free_header(const header_type ht)
{
for (int i = 0; i < MAX_HEADER_FIELDS; i++) {
char* c = header_lines[ht][i];
if (c != nullptr) {
xfree(c);
header_lines[ht][i] = nullptr;
}
}
header_ct[ht] = 0;
memset(header_fields[ht], 0, sizeof(header_fields[ht]));
}
// Super simple attempt to convert strftime/strptime spec to Qt spec.
// This misses a LOT of cases and vagaries, but the reality is that we
// see very few date formats here.
static QString
strftime_to_timespec(const char* s)
{
QString q;
int l = strlen(s);
q.reserve(l * 2); // no penalty if our guess is wrong.
for (int i = 0; i < l; i++) {
switch (s[i]) {
case '%':
if (i < l-1) {
switch (s[++i]) {
case 'd': q += "dd"; continue;
case 'm': q += "MM"; continue ;
case 'y': q += "yy"; continue ;
case 'Y': q += "yyyy"; continue ;
case 'H': q += "hh"; continue ;
case 'M': q += "mm"; continue ;
case 'S': q += "ss"; continue ;
case 'A': q += "dddd"; continue ;
case 'a': q += "ddd"; continue ;
case 'B': q += "MMMM"; continue ;
case 'C': q += "yy"; continue ;
case 'D': q += "MM/dd/yyyy"; continue ;
case 'T': q += "hh:mm:ss"; continue ;
case 'F': q += "yyyy-MM-dd"; continue ;
default: q += s[i+1]; break ;
}
}
break;
default:
q += s[i];
break;
}
}
return q;
}
/* data parsers */
// This could return an optional QDateTime instead or a pair.
static bool
parse_date_and_time(const QString& str, QDateTime* value)
{
QString timespec = strftime_to_timespec(date_time_format);
QDateTime dt;
dt = QDateTime::fromString(QString(str).trimmed(), timespec);
bool dt_is_valid = dt.isValid();
if (dt_is_valid) {
*value = dt;
}
return dt_is_valid;
}
static uint16_t
parse_categories(const QString& str)
{
uint16_t res = 0;
const QStringList catstrings = str.split(',');
for (const auto& catstring : catstrings) {
QString cin = catstring.trimmed();
if (!cin.isEmpty()) {
uint16_t val;
if (!garmin_fs_convert_category(CSTR(cin), &val)) {
warning(MYNAME ": Unable to convert category \"%s\" at line %d!\n", qPrintable(cin), current_line);
} else {
res = res | val;
}
}
}
return res;
}
static bool
parse_temperature(const QString& str, double* temperature)
{
double value;
unsigned char unit;
if (str.isEmpty()) {
return false;
}
if (sscanf(CSTR(str), "%lf %c", &value, &unit) == 2) {
unit = toupper(unit);
switch (unit) {
case 'C':
*temperature = value;
break;
case 'F':
*temperature = FAHRENHEIT_TO_CELSIUS(value);
break;
default:
fatal(MYNAME ": Unknown temperature unit \"%c\" at line %d!\n", unit, current_line);
}
return true;
} else {
fatal(MYNAME ": Invalid temperature \"%s\" at line %d!\n", qPrintable(str), current_line);
}
return false;
}
static void
parse_header(const QStringList& lineparts)
{
int column = -1;
free_header(unknown_header);
for (const auto& str : lineparts) {
column++;
header_lines[unknown_header][column] = strupper(xstrdup(str));
header_ct[unknown_header]++;
if (header_ct[unknown_header] >= MAX_HEADER_FIELDS) {