File "Availability.php"
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<?php
namespace ExecWithFallback;
/**
* Check if any of the methods are available on the system.
*
* @package ExecWithFallback
* @author Bjørn Rosell <it@rosell.dk>
*/
class Availability extends ExecWithFallback
{
/**
* Check if any of the methods are available on the system.
*
* @param boolean $needResultCode Whether the code using this library is going to supply $result_code to the exec
* call. This matters because shell_exec is only available when not.
*/
public static function anyAvailable($needResultCode = true)
{
foreach (self::$methods as $method) {
if (self::methodAvailable($method, $needResultCode)) {
return true;
}
}
return false;
}
public static function methodAvailable($method, $needResultCode = true)
{
if (!ExecWithFallback::functionEnabled($method)) {
return false;
}
if ($needResultCode) {
return ($method != 'shell_exec');
}
return true;
}
}