diff options
| -rw-r--r-- | program/include/rcmail.php | 7 | ||||
| -rw-r--r-- | program/include/rcube_plugin_api.php | 2 | ||||
| -rw-r--r-- | program/steps/mail/func.inc | 2 |
3 files changed, 7 insertions, 4 deletions
diff --git a/program/include/rcmail.php b/program/include/rcmail.php index c6f8a6340..7967f942f 100644 --- a/program/include/rcmail.php +++ b/program/include/rcmail.php @@ -393,7 +393,10 @@ class rcmail $id = '0'; // use existing instance - if (isset($this->address_books[$id]) && is_a($this->address_books[$id], 'rcube_addressbook') && (!$writeable || !$this->address_books[$id]->readonly)) { + if (isset($this->address_books[$id]) && is_object($this->address_books[$id]) + && is_a($this->address_books[$id], 'rcube_addressbook') + && (!$writeable || !$this->address_books[$id]->readonly) + ) { $contacts = $this->address_books[$id]; } else if ($id && $ldap_config[$id]) { @@ -1163,7 +1166,7 @@ class rcmail $this->smtp->disconnect(); foreach ($this->address_books as $book) { - if (is_a($book, 'rcube_addressbook')) + if (is_object($book) && is_a($book, 'rcube_addressbook')) $book->close(); } diff --git a/program/include/rcube_plugin_api.php b/program/include/rcube_plugin_api.php index cfba7fa78..0e38a3101 100644 --- a/program/include/rcube_plugin_api.php +++ b/program/include/rcube_plugin_api.php @@ -176,7 +176,7 @@ class rcube_plugin_api if (is_subclass_of($plugin, 'rcube_plugin')) { // ... task, request type and framed mode if ((!$plugin->task || preg_match('/^('.$plugin->task.')$/i', $rcmail->task)) - && (!$plugin->noajax || is_a($rcmail->output, 'rcube_template')) + && (!$plugin->noajax || (is_object($rcmail->output) && is_a($rcmail->output, 'rcube_template'))) && (!$plugin->noframe || empty($_REQUEST['_framed'])) ) { $plugin->init(); diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc index 50de7108d..ae0d3a55c 100644 --- a/program/steps/mail/func.inc +++ b/program/steps/mail/func.inc @@ -1451,7 +1451,7 @@ function rcmail_send_mdn($message, &$smtp_error) { global $RCMAIL, $IMAP; - if (!is_a($message, rcube_message)) + if (!is_object($message) || !is_a($message, rcube_message)) $message = new rcube_message($message); if ($message->headers->mdn_to && !$message->headers->mdn_sent && |