* @brief Access info or perform actions using GET requests
*/
include "include/elphel_functions_include.php";
$cmd = "donothing";
if (isset($_GET['cmd']))
$cmd = $_GET['cmd'];
else if (isset($argv[1]))
$cmd = $argv[1];
// allow CORS
header('Access-Control-Allow-Origin: *');
switch($cmd){
case "sensors":
print(cmd_sensors());
break;
case "time":
cmd_time();
break;
default:
print("OK");
}
function cmd_sensors(){
$p0 = 2323;
$sensors = get_sensors();
$res = "\t\n";
foreach($sensors as $i => $sensor){
$p = $p0+$i;
$res .= "\t\t$sensor\n";
}
$res .= "\t\n";
return wrap_into_xml($res);
}
function get_formatted_ts($ts){
$ts_s = substr($ts,0,10);
$ts_ms = substr($ts,11);
$ts_formatted = date("Y-m-d H:i:s.$ts_ms",$ts_s);
return $ts_formatted;
}
function cmd_time(){
date_default_timezone_set('UTC');
exec("date +%s.%3N",$ots);
$t = elphel_get_fpga_time();
$tsys = $ots[0];
print("Camera time (fpga): $t (".get_formatted_ts($t).")\n");
print("Camera time (sys): $tsys (".get_formatted_ts($tsys).")\n");
if (isset($_GET['ts'])){
// ts is in ms
$ts_s = substr($_GET['ts'],0,10);
$ts_ms = substr($_GET['ts'],11);
$ts_formatted = get_formatted_ts($_GET['ts']);
print("Your (browser) time: $ts_s.$ts_ms ($ts_formatted)\n");
if (isset($_GET['apply'])||(abs($ts_s-$t)>24*3600)){
elphel_set_fpga_time($_GET['ts']/1000);
exec("date -s '$ts_formatted'");
exec("hwclock --systohc");
print("Timestamps differ by more than 24h. Camera and fpga time updated.\n");
}
}
}
function wrap_into_xml($s){
$xml = "\n";
$xml .= "\n";
$xml .= $s;
$xml .= "\n";
return $xml;
}
?>