class.ilMailTransportSettings.php

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<?php
/* Copyright (c) 1998-2017 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilMailTransportSettings
{
    private $mailOptions;

    public function __construct(ilMailOptions $mailOptions)
    {
        $this->mailOptions = $mailOptions;
    }

    public function adjust($firstMail, $secondMail)
    {
        if ($this->mailOptions->getIncomingType() === ilMailOptions::INCOMING_LOCAL) {
            return;
        }

        $hasFirstEmail  = strlen($firstMail);
        $hasSecondEmail = strlen($secondMail);

        if (!$hasFirstEmail && !$hasSecondEmail) {
            $this->mailOptions->setIncomingType(ilMailOptions::INCOMING_LOCAL);
            return $this->mailOptions->updateOptions();
        }

        if (!$hasFirstEmail && $this->mailOptions->getMailAddressOption() !== ilMailOptions::SECOND_EMAIL) {
            $this->mailOptions->setMailAddressOption(ilMailOptions::SECOND_EMAIL);
            return $this->mailOptions->updateOptions();
        }

        if (!$hasSecondEmail && $this->mailOptions->getMailAddressOption() !== ilMailOptions::FIRST_EMAIL) {
            $this->mailOptions->setMailAddressOption(ilMailOptions::FIRST_EMAIL);
            return $this->mailOptions->updateOptions();
        }
    }
}