<?php

namespace VfxApply\Plugin\Executor;

use VfxApply\Plugin;
use VfxApply\Input;
use VfxApply\Output;
use VfxApply\Preset;

class Helper
{
    protected $body;

    protected $script;

    public function __construct($body)
    {
        $this->body = $body;
    }

    public function setScript(Script $script)
    {
        $this->script = $script;
    }

    public function call(array $env)
    {
        $body = "<?php ".preg_replace_callback('/(\{\{\%([a-z]+)\}\})/', function ($m) use ($env) {
            return $env[$m[2]];
        }, $this->body);

        $tmpname = tempnam(null, "vfxhelper");
        file_put_contents($tmpname, $body);
        passthru("php {$tmpname}");
        unlink($tmpname);
    }
}