s::PRE_PARSE</code> is notified before the conversion, so you only have access to the original content (<code>getOriginal()</code>). In contrast, the event <code>Events::POST_PARSE</code> is notified after the conversion, so it doesn't make sense to modify the original content but the converted content (<code>getContent()</code>).</p>

<h2 id="advanced-features">3.3 Advanced features</h2>

<h3 id="different-directories-per-book">3.3.1 Different directories per book</h3>

<p>Unless stated otherwise, the book