<?php
/**
 *
 * SugarCRM Community Edition is a customer relationship management program developed by
 * SugarCRM, Inc. Copyright (C) 2004-2013 SugarCRM Inc.
 *
 * SuiteCRM is an extension to SugarCRM Community Edition developed by SalesAgility Ltd.
 * Copyright (C) 2011 - 2018 SalesAgility Ltd.
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License version 3 as published by the
 * Free Software Foundation with the addition of the following permission added
 * to Section 15 as permitted in Section 7(a): FOR ANY PART OF THE COVERED WORK
 * IN WHICH THE COPYRIGHT IS OWNED BY SUGARCRM, SUGARCRM DISCLAIMS THE WARRANTY
 * OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License along with
 * this program; if not, see http://www.gnu.org/licenses or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 *
 * You can contact SugarCRM, Inc. headquarters at 10050 North Wolfe Road,
 * SW2-130, Cupertino, CA 95014, USA. or at email address contact@sugarcrm.com.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "Powered by
 * SugarCRM" logo and "Supercharged by SuiteCRM" logo. If the display of the logos is not
 * reasonably feasible for technical reasons, the Appropriate Legal Notices must
 * display the words "Powered by SugarCRM" and "Supercharged by SuiteCRM".
 */
if (!defined('sugarEntry') || !sugarEntry) {
    die('Not A Valid Entry Point');
}

require_once __DIR__ . '/../../include/SugarEmailAddress/SugarEmailAddress.php';
require_once __DIR__ . '/EmailsSignatureResolver.php';
require_once __DIR__ . '/EmailsDataAddress.php';
require_once __DIR__ . '/EmailsDataAddressCollector.php';

/**
 *
 * @author gyula
 */
class EmailsControllerActionGetFromFields
{

    /**
     *
     * @var User
     */
    protected $currentUser;
    
    /**
     *
     * @var EmailsDataAddressCollector
     */
    protected $collector;

    /**
     *
     * @param User $currentUser
     * @param EmailsDataAddressCollector $collector
     */
    public function __construct(User $currentUser, EmailsDataAddressCollector $collector)
    {
        $this->currentUser = $currentUser;
        $this->collector = $collector;
    }

    /**
     *
     * @param Email $email
     * @param InboundEmail $ie
     * @return string JSON
     */
    public function handleActionGetFromFields(Email $email, InboundEmail $ie)
    {
        $email->email2init();
        $ie->email = $email;
        $ieAccounts = $ie->retrieveAllByGroupIdWithGroupAccounts($this->currentUser->id);
        $accountSignatures = $this->currentUser->getPreference('account_signatures', 'Emails');
        $showFolders = sugar_unserialize(base64_decode($this->currentUser->getPreference('showFolders', 'Emails')));
        $emailSignatures = $this->getEmailSignatures($accountSignatures);
        $defaultEmailSignature = $this->getDefaultSignatures();
        $prependSignature = $this->currentUser->getPreference('signature_prepend');
        $dataAddresses = $this->collector->collectDataAddressesFromIEAccounts(
            $ieAccounts,
            $showFolders,
            $prependSignature,
            $emailSignatures,
            $defaultEmailSignature
        );

        $dataEncoded = json_encode(array('data' => $dataAddresses), JSON_UNESCAPED_UNICODE);
        $results = utf8_decode($dataEncoded);
        return $results;
    }

    /**
     *
     * @param string|null $accountSignatures
     * @return array|null
     */
    protected function getEmailSignatures($accountSignatures = null)
    {
        if ($accountSignatures != null) {
            $emailSignatures = sugar_unserialize(base64_decode($accountSignatures));
        } else {
            $GLOBALS['log']->warn('User ' . $this->currentUser->name . ' does not have a signature');
            $emailSignatures = null;
        }

        return $emailSignatures;
    }

    /**
     *
     * @return array
     */
    protected function getDefaultSignatures()
    {
        $defaultEmailSignature = $this->currentUser->getDefaultSignature();
        if (empty($defaultEmailSignature)) {
            $defaultEmailSignature = array(
                'html' => '<br>',
                'plain' => '\r\n',
            );
            $defaultEmailSignature['no_default_available'] = true;
        } else {
            $defaultEmailSignature['no_default_available'] = false;
        }

        return $defaultEmailSignature;
    }
}
