I need to hide flag link if the logged in user and the author are same. Please find below codes.
function MODULE-NAME_views_pre_view(&$view, &$display_id, &$args)
{
global $user;
if ($view->name == 'VIEW-NAME' && $display_id == 'DISPLAY-ID') {
$node = node_load(arg(1));
if($node->uid == $user->uid){
//echo 'hide flag';
}else{
//echo 'show flag';
}
}
}