/**
* Extract flight identification form identification message
* @return void
*/
private function extractIdent()
{
$this->_ident = "";
if ($this->isAircraftIdentificationMsg()) {
$data = substr($this->_bin, 40, 56);
$car = AdsbUtils::getCharArray();
$ident = "";
for ($i = 0; $i < 8; $i++) {
$ident .= $car[intval(substr($data, 0 + $i * 6, 6), 2)];
}
$ident = str_replace('_', '', $ident);
$ident = str_replace('#', '', $ident);
$this->_ident = $ident;
}
}
/**
* Test CPR Latitude calculation odd and even
* @return void
*/
public function testCPN()
{
$val = AdsbUtils::cprN(45, false);
$this->assertEquals(42, $val);
$val = AdsbUtils::cprN(45, true);
$this->assertEquals(41, $val);
}