/**
* Cleans HTTP response body with a content type "text/html" from unwanted elements.
*
* @param Response $response The HTTP response object
* @param array|null $removeNoise The list of unwanted html elements to remove.
* If array is empty, non of elements will be removed.
* If null given, the default elements will be removed: comment, script, style.
* Available elements names and their meaning:
* - head head tag with html tag. Only body tag will be left
* - comment comments except IE hacks
* - script script tags
* - style style elements
* - img img tags and input tags with type of image
* - input_meta input and meta tags, except input with type of image
* - all all elements mentioned above
* @param bool $minify
* @param bool $removeEmptyLines
*/
public function clean(Response $response, array $removeNoise = null, $minify = false, $removeEmptyLines = true)
{
if (strpos($response->getContentType(), 'text/html') !== 0) {
return;
}
$html = $response->getBody();
$this->cleanHtml($html, $removeNoise, $minify, $removeEmptyLines);
if ($this->cleaner) {
$this->cleaner->clean($html, $response->getEffectiveUrl(), $response->getStatusCode());
}
$response->setBody($html);
}
