105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
#include <json-c/json.h>
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#include <curl/curl.h>
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#include <geoclue.h>
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GClueSimple *geoclue_simple = NULL;
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GClueClient *geoclue_client = NULL;
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GMainLoop *main_loop;
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gboolean on_location_timeout(gpointer user_data) {
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(void) user_data;
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g_clear_object(&geoclue_client);
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g_clear_object(&geoclue_simple);
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g_main_loop_quit(main_loop);
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return FALSE;
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}
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void get_location(GClueSimple *simple) {
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(void) simple;
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GClueLocation *location;
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gdouble latitude, longitude, altitude, accuracy;
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GVariant *timestamp;
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// const char *description;
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location = gclue_simple_get_location(simple);
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json_object *location_json = json_object_new_object();
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latitude = gclue_location_get_latitude(location);
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longitude = gclue_location_get_longitude(location);
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altitude = gclue_location_get_altitude(location);
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accuracy = gclue_location_get_accuracy(location);
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json_object *latitude_json = json_object_new_double(latitude);
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json_object_object_add(location_json, "lat", latitude_json);
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json_object *longitude_json = json_object_new_double(longitude);
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json_object_object_add(location_json, "lon", longitude_json);
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json_object *altitude_json = json_object_new_double(altitude);
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json_object_object_add(location_json, "alt", altitude_json);
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json_object *accuracy_json = json_object_new_double(accuracy);
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json_object_object_add(location_json, "acc", accuracy_json);
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timestamp = gclue_location_get_timestamp(location);
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if (timestamp) {
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unsigned long timestamp_sec, timestamp_usec;
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g_variant_get(timestamp, "(tt)", ×tamp_sec, ×tamp_usec);
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json_object *timestamp_json = json_object_new_int(timestamp_sec);
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json_object_object_add(location_json, "tst", timestamp_json);
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}
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const char *location_payload = json_object_to_json_string(location_json);
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printf("%s\n", location_payload);
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}
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void on_geoclue_client_active(GClueClient *geoclue_client, GParamSpec *parameter_spec, gpointer user_data) {
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(void) parameter_spec;
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(void) user_data;
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if (gclue_client_get_active(geoclue_client))
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return;
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printf("Geolocation disabled, can't continue... \n");
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on_location_timeout(NULL);
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}
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void on_geoclue_ready(GObject *source_object, GAsyncResult *result, gpointer user_data) {
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(void) source_object;
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(void) user_data;
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GError *error = NULL;
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geoclue_simple = gclue_simple_new_with_thresholds_finish(result, &error);
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if (error != NULL) {
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printf("Couldn't connect to the GeoClue service : %s\n", error->message);
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exit(-1);
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}
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geoclue_client = gclue_simple_get_client(geoclue_simple);
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if (geoclue_client) {
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g_object_ref(geoclue_client);
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printf("GeoClue client ready ! \n");
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g_signal_connect(geoclue_client, "notify::active", G_CALLBACK(on_geoclue_client_active), NULL);
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}
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get_location(geoclue_simple);
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g_signal_connect(geoclue_client, "notify::location", G_CALLBACK(get_location), NULL);
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}
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int main(int argc, const char *argv[]) {
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(void) argc;
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(void) argv;
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gclue_simple_new("phonetrackd", GCLUE_ACCURACY_LEVEL_EXACT, NULL, on_geoclue_ready, NULL);
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main_loop = g_main_loop_new(NULL, FALSE);
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g_main_loop_run(main_loop);
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return 0;
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}
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