<?php
class DocumentWriteViewHelper
{
    public static function documentWrite($string)
    {
        if (\Majestic\Env::Server('HTTP_X_REQUESTED_WITH') == 'XMLHttpRequest') {
            return $string;
        }
        $string = preg_replace("#\n|\r\n#", ' ', $string);
        $string = preg_replace('#  *#', ' ', $string);
        if (strstr($string, '<a') && !strstr($string, '<p') && !strstr($string, '<br')) {
            $string = preg_replace( '#<a([^>]+)href="([^"]+)"#u', '<a$1data-href="$2"', $string );
            $string = preg_replace( '#<a([^>]+)target="([^"]+)"#u', '<a$1data-target="$2"', $string );

            if ( preg_match( '#<a[^>]+class="[^"]*"#', $string ) ) {
                $string = preg_replace( '#<a([^>]+)class="([^"]*)"#u', '<span$1class="$2 link"', $string );
                $string = preg_replace( '#<span([^>]+)class=" ([^"]+)"#u', '<span$1class="$2"', $string );
            }
            $string = preg_replace( '#<a #u', '<span class="link" ', $string );
            $string = preg_replace( '#</a>#', '</span>', $string );
        } else {
            return '<script type="text/javascript">document.write(\'' . preg_replace("#\n|\r\n#", "", preg_replace("#'#", "\\'", $string)) . '\');</script>';
        }
        return $string;
    }
}