<?php

namespace Symfony\Component\Process;

class PhpExecutableFinder
{
    private $executableFinder;

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

    public function find()
    {
        // PHP_BINARY return the current sapi executable
        if (defined('PHP_BINARY') && PHP_BINARY && ('cli' === PHP_SAPI)) {
            return PHP_BINARY;
        }

        if ($php = getenv('PHP_PATH')) {
            if (!is_executable($php)) {
                return false;
            }

            return $php;
        }

        if ($php = getenv('PHP_PEAR_PHP_BIN')) {
            if (is_executable($php)) {
                return $php;
            }
        }

        $dirs = array(PHP_BINDIR);
        if (defined('PHP_WINDOWS_VERSION_BUILD')) {
            $dirs[] = 'C:\xampp\php\\';
        }

        return $this->executableFinder->find('php', false, $dirs);
    }
}