/**
* Remove HTML elements from the HTML HEAD section. This method will
* remove all elements matching the given name and all the attributes.
*
* For example, to remove all META elements:
* PageLayout::removeHeadElement('meta');
*
* Remove all style sheet LINK elements:
* PageLayout::removeHeadElement('link', array('rel' => 'stylesheet'));
*
* Remove a particular style sheet LINK by href:
* PageLayout::removeHeadElement('link', array('href' => '...'));
*/
public static function removeHeadElement($name, $attributes = array())
{
$result = array();
foreach (self::$head_elements as $element) {
$remove = false;
// match element name
if ($name === $element['name']) {
$remove = true;
// match element attributes
foreach ($attributes as $key => $value) {
if (!isset($element['attributes'][$key]) || $element['attributes'][$key] !== $value) {
$remove = false;
break;
}
}
}
if (!$remove) {
$result[] = $element;
}
}
self::$head_elements = $result;
}
