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-rw-r--r--plugins/show_additional_headers/show_additional_headers.php4
1 files changed, 2 insertions, 2 deletions
diff --git a/plugins/show_additional_headers/show_additional_headers.php b/plugins/show_additional_headers/show_additional_headers.php
index 7e7c50354..1cbe690e9 100644
--- a/plugins/show_additional_headers/show_additional_headers.php
+++ b/plugins/show_additional_headers/show_additional_headers.php
@@ -32,7 +32,7 @@ class show_additional_headers extends rcube_plugin
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 $p;
@@ -41,7 +41,7 @@ class show_additional_headers extends rcube_plugin
function message_headers($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);