/*****************************
Pull spots since a certain time (either initial or new)
*****************************/
#start session
session_start();
#require required files
require '../../constants.php';
require '../../dbinfo.inc.php';
require '../../tools.php';
require '../../user.php';
#load tracks
require '../../worker/user_load_tracks.php';
#set data from post
$last_update = $_SESSION['viewer_map_last_update'];
$_SESSION['viewer_map_last_update'] = date("Y-m-d H:i:s");
if (is_null($last_update)) {
$last_update = 0;
}
#for each track, find updated spots since $last_update and update JSON
$updated_markers = array();
foreach ($TrackObjects as $TrackObject) {
$track_updated_ids = $TrackObject->getUpdatedSpots($last_update);
foreach ($track_updated_ids as $updated_id) {
$UpdatedSpotObject = new SpotClass($updated_id);
$UserObject = new UserClass($UpdatedSpotObject->getUserId());
$updated_markers[] = $UpdatedSpotObject->getGoogleMapsFormatJson($UserObject->getNickname());
}
}
#return value
print json_encode($updated_markers);
