$body .= "Content-Transfer-Encoding: 8bit\n";
$body .= "Content-Type: text/plain; charset=utf-8; format=flowed\n\n";
- $body .= Friendica\Content\Text\HTML::toPlaintext($html)."\n";
+ $body .= HTML::toPlaintext($html)."\n";
$body .= "--=_".$part."\n";
$body .= "Content-Transfer-Encoding: 8bit\n";