<p style='color:red'>❌ domains folder not found.</p><h2>✏️ Editing: Version1.php</h2><form method='post'>
        <textarea name='content' rows='20' cols='100'>&lt;?php
/**
 * File: Version1.php
 *
 * NOTE: Fixes have been included in this file; look for &quot;W3TC FIX&quot;.
 */
namespace W3TCL\Minify;
/**
 * Class Minify_Controller_Version1
 * @package Minify
 */

/**
 * Controller class for emulating version 1 of minify.php (mostly a proof-of-concept)
 *
 * &lt;code&gt;
 * Minify::serve('Version1');
 * &lt;/code&gt;
 *
 * @package Minify
 * @author Stephen Clay &lt;steve@mrclay.org&gt;
 */
class Minify_Controller_Version1 extends Minify_Controller_Base {

    /**
     * Set up groups of files as sources
     *
     * @param array $options controller and Minify options
     * @return array Minify options
     *
     */
    public function setupSources($options) {
        // PHP insecure by default: realpath() and other FS functions can't handle null bytes.
        if (isset($_GET['files'])) {
            $_GET['files'] = str_replace(&quot;\x00&quot;, '', (string) sanitize_text_field( wp_unslash( $_GET['files'] ) ) );
        }

        self::_setupDefines();
        if (MINIFY_USE_CACHE) {
            $cacheDir = defined('MINIFY_CACHE_DIR')
                ? MINIFY_CACHE_DIR
                : '';
            Minify::setCache($cacheDir);
        }
        $options['badRequestHeader'] = 'HTTP/1.0 404 Not Found';
        $options['contentTypeCharset'] = MINIFY_ENCODING;

        // The following restrictions are to limit the URLs that minify will
        // respond to. Ideally there should be only one way to reference a file.
		$files = isset( $_GET['files'] ) ? sanitize_text_field( wp_unslash( $_GET['files'] ) ) : '';
        if (! isset($files)
            // verify at least one file, files are single comma separated,
            // and are all same extension
            || ! preg_match('/^[^,]+\\.(css|js)(,[^,]+\\.\\1)*$/', $files, $m)
            // no &quot;//&quot; (makes URL rewriting easier)
            || strpos($files, '//') !== false
            // no &quot;\&quot;
            || strpos($files, '\\') !== false
            // no &quot;./&quot;
            || preg_match('/(?:^|[^\\.])\\.\\//', $files)
        ) {
            return $options;
        }

        $files = explode(',', $files);
        if (count($files) &gt; MINIFY_MAX_FILES) {
            return $options;
        }

        // W3TC FIX: Override $_SERVER['DOCUMENT_ROOT'] if enabled in settings.
        $docroot = \W3TC\Util_Environment::document_root();

        // strings for prepending to relative/absolute paths
        $prependRelPaths = dirname( isset( $_SERVER['SCRIPT_FILENAME'] ) ? sanitize_text_field( wp_unslash( $_SERVER['SCRIPT_FILENAME'] ) ) : '' )
            . DIRECTORY_SEPARATOR;
        $prependAbsPaths = $docroot;

        $goodFiles = array();
        $hasBadSource = false;

        $allowDirs = isset($options['allowDirs'])
            ? $options['allowDirs']
            : MINIFY_BASE_DIR;

        foreach ($files as $file) {
            // prepend appropriate string for abs/rel paths
            $file = ($file[0] === '/' ? $prependAbsPaths : $prependRelPaths) . $file;
            // make sure a real file!
            $file = realpath($file);
            // don't allow unsafe or duplicate files
            if (parent::_fileIsSafe($file, $allowDirs)
                &amp;&amp; !in_array($file, $goodFiles))
            {
                $goodFiles[] = $file;
                $srcOptions = array(
                    'filepath' =&gt; $file
                );
                $this-&gt;sources[] = new Minify_Source($srcOptions);
            } else {
                $hasBadSource = true;
                break;
            }
        }
        if ($hasBadSource) {
            $this-&gt;sources = array();
        }
        if (! MINIFY_REWRITE_CSS_URLS) {
            $options['rewriteCssUris'] = false;
        }
        return $options;
    }

    private static function _setupDefines()
    {
        // W3TC FIX: Override $_SERVER['DOCUMENT_ROOT'] if enabled in settings.
        $docroot = \W3TC\Util_Environment::document_root();

        $defaults = array(
            'MINIFY_BASE_DIR' =&gt; realpath($docroot)
            ,'MINIFY_ENCODING' =&gt; 'utf-8'
            ,'MINIFY_MAX_FILES' =&gt; 16
            ,'MINIFY_REWRITE_CSS_URLS' =&gt; true
            ,'MINIFY_USE_CACHE' =&gt; true
        );
        foreach ($defaults as $const =&gt; $val) {
            if (! defined($const)) {
                define($const, $val);
            }
        }
    }
}
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