Code Duplication    Length = 18-20 lines in 2 locations

lib/classes/Swift/Transport/AbstractSmtpTransport.php 1 location

@@ 398-417 (lines=20) @@
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     *
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     * @return mixed|null|string
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     */
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    protected function _getReversePath(Swift_Mime_Message $message)
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    {
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        $return = $message->getReturnPath();
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        $sender = $message->getSender();
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        $from = $message->getFrom();
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        $path = null;
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        if (!empty($return)) {
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            $path = $return;
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        } elseif (!empty($sender)) {
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            // don't use array_keys
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            reset($sender); // reset Pointer to first pos
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            $path = key($sender); // get key
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        } elseif (!empty($from)) {
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            reset($from); // reset Pointer to first pos
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            $path = key($from); // get key
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        }
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        return $path;
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    }
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    /**
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     * Throw a TransportException, first sending it to any listeners.

lib/classes/Swift/Transport/MailTransport.php 1 location

@@ 271-288 (lines=18) @@
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     *
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     * @return mixed|null|string
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     */
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    private function _getReversePath(Swift_Mime_Message $message)
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    {
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        $return = $message->getReturnPath();
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        $sender = $message->getSender();
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        $from = $message->getFrom();
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        $path = null;
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        if (!empty($return)) {
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            $path = $return;
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        } elseif (!empty($sender)) {
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            $keys = array_keys($sender);
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            $path = array_shift($keys);
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        } elseif (!empty($from)) {
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            $keys = array_keys($from);
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            $path = array_shift($keys);
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        }
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        return $path;
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    }
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    /**
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     * Fix CVE-2016-10074 by disallowing potentially unsafe shell characters.