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File: DRIVERDAO.php
<?php

/**
 * @file plugins/generic/driver/DRIVERDAO.php
 *
 * Copyright (c) 2014-2022 Simon Fraser University
 * Copyright (c) 2003-2022 John Willinsky
 * Distributed under the GNU GPL v3. For full terms see the file docs/COPYING.
 *
 * @class DRIVERDAO
 *
 * @brief DAO operations for DRIVER.
 */

namespace APP\plugins\generic\driver;

use APP\oai\ojs\JournalOAI;
use APP\oai\ojs\OAIDAO;

class DRIVERDAO extends OAIDAO
{
    /**
     * Set parent OAI object.
     *
     * @param JournalOAI $oai
     */
    public function setOAI($oai)
    {
        $this->oai = $oai;
    }

    //
    // Records
    //

    /**
     * Return set of OAI records matching specified parameters.
     *
     * @param array $setIds Objects ids that specify an OAI set, in this case only journal ID.
     * @param int $from timestamp
     * @param int $until timestamp
     * @param int $offset
     * @param int $limit
     * @param int $total
     * @param string $funcName
     *
     * @return array OAIRecord
     */
    public function &getDRIVERRecordsOrIdentifiers($setIds, $from, $until, $offset, $limit, &$total, $funcName)
    {
        $records = [];

        $result = new \ArrayIterator($this->_getRecordsRecordSetQuery($setIds, $from, $until, null)->get());

        $total = 0;
        for ($i = 0; $i < $offset; $i++) {
            if ($result->next()) {
                $total++;
            } // FIXME: This is inefficient
        }
        for ($count = 0; $count < $limit && $result->current(); $count++ && $total++) {
            $row = (array) $result->current();
            $record = $this->_returnRecordFromRow($row);
            if (in_array('driver', $record->sets)) {
                $records[] = $record;
            }
            $result->next();
        }
        return $records;
    }
}