function imap_init($p)
{
$rcmail = rcmail::get_instance();
- if ($add_headers = $rcmail->config->get('show_additional_headers', array()))
+ if ($add_headers = (array)$rcmail->config->get('show_additional_headers', array()))
$p['fetch_headers'] = trim($p['fetch_headers'].' ' . strtoupper(join(' ', $add_headers)));
return $p;
function message_headers($p)
{
$rcmail = rcmail::get_instance();
- foreach ($rcmail->config->get('show_additional_headers', array()) as $header) {
+ foreach ((array)$rcmail->config->get('show_additional_headers', array()) as $header) {
$key = strtolower($header);
if ($value = $p['headers']->others[$key])
$p['output'][$key] = array('title' => $header, 'value' => $value);