class.ilTermsOfServiceAcceptanceHistoryProvider.php

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<?php declare(strict_types=1);
/* Copyright (c) 1998-2018 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilTermsOfServiceAcceptanceHistoryProvider extends ilTermsOfServiceTableDatabaseDataProvider
{
    protected function getSelectPart(array $params, array $filter) : string
    {
        $fields = [
            'tos_acceptance_track.tosv_id',
            'tos_acceptance_track.criteria',
            'tos_acceptance_track.ts',
            'ud.usr_id',
            'ud.login',
            'ud.firstname',
            'ud.lastname',
            '(CASE WHEN tos_documents.title IS NOT NULL THEN tos_documents.title ELSE tos_versions.title END) title',
            'tos_versions.text',
        ];
 
        return implode(', ', $fields);
    }
 
    protected function getFromPart(array $params, array $filter) : string
    {
        $joins = [
            'INNER JOIN tos_acceptance_track ON tos_acceptance_track.usr_id = ud.usr_id',
            'INNER JOIN tos_versions ON tos_versions.id = tos_acceptance_track.tosv_id',
            'LEFT JOIN tos_documents ON tos_documents.id = tos_versions.doc_id',
        ];
 
        return 'usr_data ud ' . implode(' ', $joins);
    }
 
    protected function getWherePart(array $params, array $filter) : string
    {
        $where = [];
 
        if (isset($filter['query']) && is_string($filter['query']) && strlen($filter['query']) > 0) {
            $where[] = '(' . implode(' OR ', [
                    $this->db->like('ud.login', 'text', '%' . $filter['query'] . '%'),
                    $this->db->like('ud.firstname', 'text', '%' . $filter['query'] . '%'),
                    $this->db->like('ud.lastname', 'text', '%' . $filter['query'] . '%'),
                    $this->db->like('ud.email', 'text', '%' . $filter['query'] . '%')
                ]) . ')';
        }
 
        if (isset($filter['period']) && is_array($filter['period'])) {
            $dateFilterParts = [];
 
            if (null !== $filter['period']['start']) {
                $dateFilterParts[] = 'tos_acceptance_track.ts >= ' . $this->db->quote(
                    $filter['period']['start'],
                    'integer'
                );
            }
 
            if (null !== $filter['period']['end']) {
                $dateFilterParts[] = 'tos_acceptance_track.ts <= ' . $this->db->quote(
                    $filter['period']['end'],
                    'integer'
                );
            }
 
            if (count($dateFilterParts) > 0) {
                $where[] = '(' . implode(' AND ', $dateFilterParts) . ')';
            }
        }
 
        return implode(' AND ', $where);
    }
 
    protected function getGroupByPart(array $params, array $filter) : string
    {
        return '';
    }
 
    protected function getHavingPart(array $params, array $filter) : string
    {
        return '';
    }
 
    protected function getOrderByPart(array $params, array $filter) : string
    {
        if (isset($params['order_field'])) {
            if (!is_string($params['order_field'])) {
                throw new InvalidArgumentException('Please provide a valid order field.');
            }
 
            if (in_array($params['order_field'], ['lng', 'src'])) {
                // Maybe necessary because of of migrated (from < 5.4.x) ILIAS installations
                $params['order_field'] = 'ts';
            }
 
            if (!in_array($params['order_field'], ['login', 'firstname', 'lastname', 'title', 'ts'])) {
                throw new InvalidArgumentException('Please provide a valid order field.');
            }
 
            if ($params['order_field'] == 'ts') {
                $params['order_field'] = 'tos_acceptance_track.ts';
            }
 
            if (!isset($params['order_direction'])) {
                $params['order_direction'] = 'ASC';
            } else {
                if (!in_array(strtolower($params['order_direction']), ['asc', 'desc'])) {
                    throw new InvalidArgumentException('Please provide a valid order direction.');
                }
            }
 
            return $params['order_field'] . ' ' . $params['order_direction'];
        }
 
        return '';
    }
}