Deployment\Deployer::preprocess PHP Метод

    private function preprocess($file)
    {
        $ext = pathinfo($file, PATHINFO_EXTENSION);
        if (!isset($this->filters[$ext]) || !Helpers::matchMask($file, $this->preprocessMasks)) {
            return $this->localDir . $file;
        }
        $full = $this->localDir . str_replace('/', DIRECTORY_SEPARATOR, $file);
        $content = file_get_contents($full);
        foreach ($this->filters[$ext] as $info) {
            if ($info['cached'] && is_file($tempFile = $this->tempDir . '/' . md5($content))) {
                $content = file_get_contents($tempFile);
            } else {
                $content = call_user_func($info['filter'], $content, $full);
                if ($info['cached']) {
                    file_put_contents($tempFile, $content);
                }
            }
        }
        if (empty($info['cached'])) {
            $tempFile = tempnam($this->tempDir, 'deploy');
            file_put_contents($tempFile, $content);
        }
        return $tempFile;
    }