/**
* Internal function to parse output lines, (usually from gpg --recv-keys or gpg --list-keys),
* into an array of valid Key and SecretKey objects.
*
* @param array $output
*
* @return array
*/
private function _parseOutputLines($output){
$keys = [];
$k = null; // Last Key
foreach($output as $line){
$type = substr($line, 0, 4);
switch($type){
case 'gpg:':
// This is a GPG comment, skip it.
continue;
break;
case 'tru:':
// This is a trust definition, skip it for now.
continue;
break;
case 'pub:':
if($k !== null){
// This is a new key.
// Save the previous one.
$keys[] = $k;
}
// This is a new key object.
$k = new PublicKey();
$k->parseLine($line);
break;
case 'sec:':
if($k !== null){
// This is a new key.
// Save the previous one.
$keys[] = $k;
}
// This is a new key object.
$k = new SecretKey();
$k->parseLine($line);
break;
default:
if($k !== null) {
// Let the previous key handle it!
$k->parseLine($line);
}
break;
}
}
// End of output and there is data?
if($k !== null){
$keys[] = $k;
}
return $keys;
}
