private function convertChildren(ElementInterface $element)
{
// Don't convert HTML code inside <code> and <pre> blocks to Markdown - that should stay as HTML
// except if the current node is a code tag, which needs to be converted by the CodeConverter.
if ($element->isDescendantOf(array('pre', 'code')) && $element->getTagName() !== 'code') {
return;
}
// If the node has children, convert those to Markdown first
if ($element->hasChildren()) {
foreach ($element->getChildren() as $child) {
$this->convertChildren($child);
}
}
// Now that child nodes have been converted, convert the original node
$markdown = $this->convertToMarkdown($element);
// Create a DOM text node containing the Markdown equivalent of the original node
// Replace the old $node e.g. '<h3>Title</h3>' with the new $markdown_node e.g. '### Title'
$element->setFinalMarkdown($markdown);
}