Question Probleme ligne de code php

<?php
$html	= ob_get_contents();
ob_end_clean();
 
 
$actions  = '<button class="button" onclick="joms.friends.addNow();" name="save">' . JText::_('COM_COMMUNITY_FRIENDS_ADD_BUTTON') . '</button>';
$actions .= '<button class="button" onclick="javascript:cWindowHide();" name="cancel">' . JText::_('COM_COMMUNITY_CANCEL_BUTTON') . '</button>';
}
 
$objResponse->addAssign('cwin_logo', 'innerHTML', JText::_('COM_COMMUNITY_FRIENDS_ADD_NEW_FRIEND'));
$objResponse->addScriptCall('cWindowAddContent', $html, $actions);
 
return $objResponse->sendResponse();
}
 
public function ajaxConfirmFriendRemoval($friendId)
{
$objResponse = new JAXResponse();
 
$filter	    =	JFilterInput::getInstance();
$friendId = $filter->clean( $friendId, 'int' );
$my = CFactory::getUser();
 
// Get html
$user = CFactory::getUser($friendId);
 
// Update friend list of both current user and friend
$user->updateFriendList(true);
$my->updateFriendList(true);
 
ob_start();
?>