ExecutableFinder example

/** * Determine if an external command is available. * * @param $command * The external command. * * @return bool * TRUE if external command is available, else FALSE. */
  private static function externalCommandIsAvailable($command) {
    $finder = new ExecutableFinder();
    return (bool) $finder->find($command);
  }

}

class PhpExecutableFinder
{
    private ExecutableFinder $executableFinder;

    public function __construct()
    {
        $this->executableFinder = new ExecutableFinder();
    }

    /** * Finds The PHP executable. */
    public function find(bool $includeArgs = true): string|false
    {
        if ($php = getenv('PHP_BINARY')) {
            if (!is_executable($php)) {
                $command = '\\' === \DIRECTORY_SEPARATOR ? 'where' : 'command -v';
                if (\function_exists('exec') && $php = strtok(exec($command.' '.escapeshellarg($php)), \PHP_EOL)) {
                    

class PhpExecutableFinder
{
    private $executableFinder;

    public function __construct()
    {
        $this->executableFinder = new ExecutableFinder();
    }

    /** * Finds The PHP executable. */
    public function find(bool $includeArgs = true): string|false
    {
        if ($php = getenv('PHP_BINARY')) {
            if (!is_executable($php)) {
                $command = '\\' === \DIRECTORY_SEPARATOR ? 'where' : 'command -v';
                if ($php = strtok(exec($command.' '.escapeshellarg($php)), \PHP_EOL)) {
                    

putenv('PATH='.($_SERVER['PATH'] ?? $_SERVER['Path']));
    }

    public function testFind()
    {
        if (\ini_get('open_basedir')) {
            $this->markTestSkipped('Cannot test when open_basedir is set');
        }

        putenv('PATH='.\dirname(\PHP_BINARY));

        $finder = new ExecutableFinder();
        $result = $finder->find($this->getPhpBinaryName());

        $this->assertSamePath(\PHP_BINARY, $result);
    }

    public function testFindWithDefault()
    {
        if (\ini_get('open_basedir')) {
            $this->markTestSkipped('Cannot test when open_basedir is set');
        }