, and tags with an UTF-8 Content-Type meta tag.
// Forcibly tell DOMDocument that this HTML uses the UTF-8 charset.
// isn't enough, as DOMDocument still interprets the HTML as ISO-8859, which breaks character encoding
// Use of mb_convert_encoding() with HTML-ENTITIES is deprecated in PHP 8.2, so we have to use this method.
// If we don't, special characters render incorrectly.
$content = '' . $content . '';
// Load the HTML into a DOMDocument.
libxml_use_internal_errors( true );
$this->html = new DOMDocument();
if ( $flags ) {
$this->html->loadHTML( $content, $flags );
} else {
$this->html->loadHTML( $content );
}
// Load DOMDocument into XPath.
$this->xpath = new DOMXPath( $this->html );
}
/**
* Returns the HTML within the DOMDocument's tag as a string.
*
* @since 3.0.0
*
* @return string
*/
public function get_body_html() {
$body = $this->html->getElementsByTagName( 'body' )->item( 0 );
$html = '';
foreach ( $body->childNodes as $child ) { // phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
$html .= $this->html->saveHTML( $child );
}
return $html;
}
}