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/* test_metar.c: Simple program to reproduce METAR parsing results from command line
*
* SPDX-FileCopyrightText: The GWeather authors
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#include "config.h"
#include "gweather-private.h"
#include <string.h>
#include <stdio.h>
#include <glib.h>
#ifndef BUFLEN
#define BUFLEN 4096
#endif /* BUFLEN */
static void
print_info (GWeatherInfo *info)
{
if (gweather_info_is_valid (info)) {
g_message ("Weather updated successfully for %s", info->location.code);
} else {
g_warning ("Failed to parse weather for %s", info->location.code);
return;
}
printf ("Returned info:\n");
printf (" update: %s", ctime (&info->update));
printf (" sky: %s\n", gweather_info_get_sky (info));
printf (" cond: %s\n", gweather_info_get_conditions (info));
printf (" temp: %s\n", gweather_info_get_temp (info));
printf (" dewp: %s\n", gweather_info_get_dew (info));
printf (" wind: %s\n", gweather_info_get_wind (info));
printf (" pressure: %s\n", gweather_info_get_pressure (info));
printf (" vis: %s\n", gweather_info_get_visibility (info));
// TODO: retrieve location's lat/lon to display sunrise/set times
}
static void
weather_updated_cb (GWeatherInfo *info,
gpointer user_data)
{
print_info (info);
g_main_loop_quit (user_data);
}
int
main (int argc, char **argv)
{
FILE *stream = stdin;
gchar* filename = NULL;
gchar* code = NULL;
GOptionEntry entries[] = {
{ "file", 'f', 0, G_OPTION_ARG_FILENAME, &filename, "file containing METAR observations", NULL },
{ "code", 'c', 0, G_OPTION_ARG_STRING, &code, "ICAO code to get METAR observations from", NULL },
{ NULL }
};
GOptionContext* context;
GError* error = NULL;
char buf[BUFLEN];
int len;
GWeatherInfo *info;
context = g_option_context_new ("- test libgweather metar parser");
g_option_context_add_main_entries (context, entries, NULL);
g_option_context_parse (context, &argc, &argv, &error);
if (error) {
perror (error->message);
return error->code;
}
if (code) {
GMainLoop *loop;
loop = g_main_loop_new (NULL, TRUE);
info = g_object_new (GWEATHER_TYPE_INFO, NULL);
info->location.code = g_strdup (code);
info->location.latlon_valid = TRUE;
info->session = soup_session_new ();
g_signal_connect (G_OBJECT (info), "updated",
G_CALLBACK (weather_updated_cb), loop);
metar_start_open (info);
g_main_loop_run (loop);
return 0;
}
if (filename) {
stream = fopen (filename, "r");
if (!stream) {
perror ("fopen");
return -1;
}
} else {
fprintf (stderr, "Enter a METAR string...\n");
}
while (fgets (buf, sizeof (buf), stream)) {
len = strlen (buf);
if (buf[len - 1] == '\n') {
buf[--len] = '\0';
}
printf ("\n%s\n", buf);
/* a bit hackish... */
info = g_object_new (GWEATHER_TYPE_INFO, NULL);
info->valid = 1;
metar_parse (buf, info);
print_info (info);
}
return 0;
}
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