
<?php
if (!defined('_GNUBOARD_')) exit;
class SmtpConfigManager
{
    private $table = 'g5_mail_smtp_config';
    // [추가] 로그 테이블명 변수
    private $log_table = 'g5_mail_smtp_change_log';

    public function getAll()
    {
        $sql = "SELECT * FROM {$this->table} WHERE is_deleted = 0 ORDER BY id DESC";
        $result = sql_query($sql);
        $list = [];
        while ($row = sql_fetch_array($result)) {
            $list[] = $row;
        }
        return $list;
    }

    public function get($id)
    {
        $id = (int)$id;
        return sql_fetch("SELECT * FROM {$this->table} WHERE id = '{$id}' AND is_deleted = 0");
    }

    public function getInUse()
    {
        // [추가] 사용중(is_use=1)인 첫번째 설정을 가져오는 메소드
        return sql_fetch("SELECT * FROM {$this->table} WHERE is_use = 1 AND is_deleted = 0 LIMIT 1");
    }

    public function create($data)
    {
        global $member;
        $now = G5_TIME_YMDHIS;

        $set_sql = [];
        $set_sql[] = " name       = '" . sql_real_escape_string(trim($data['name'])) . "' ";
        $set_sql[] = " host       = '" . sql_real_escape_string(trim($data['host'])) . "' ";
        $set_sql[] = " username   = '" . sql_real_escape_string(trim($data['username'])) . "' ";
        $set_sql[] = " password   = '" . sql_real_escape_string(trim($data['password'])) . "' ";
        $set_sql[] = " port       = '" . (int)$data['port'] . "' ";
        $set_sql[] = " encryption = '" . (in_array($data['encryption'], ['none', 'ssl', 'tls']) ? $data['encryption'] : 'ssl') . "' ";
        $set_sql[] = " from_email = '" . sql_real_escape_string(trim($data['from_email'])) . "' ";
        $set_sql[] = " from_name  = '" . sql_real_escape_string(trim($data['from_name'])) . "' ";
        $set_sql[] = " is_use     = '" . (isset($data['is_use']) ? 1 : 0) . "' ";
        $set_sql[] = " is_deleted = '0' ";
        $set_sql[] = " created_by = '{$member['mb_id']}' ";
        $set_sql[] = " updated_by = '{$member['mb_id']}' ";
        $set_sql[] = " created_at = '{$now}' ";
        $set_sql[] = " updated_at = '{$now}' ";

        $sql = "INSERT INTO {$this->table} SET " . implode(', ', $set_sql);
        sql_query($sql);

        // [추가] 로그 기록
        $id = sql_insert_id();
        $details = "새로운 SMTP 설정 추가: " . sql_real_escape_string(trim($data['name']));
        $this->insertLog($id, 'insert', $member['mb_id'], $details);
    }

    public function update($id, $data)
    {
        global $member;
        $id = (int)$id;
        $now = G5_TIME_YMDHIS;

        $set_sql = [];
        $set_sql[] = " name       = '" . sql_real_escape_string(trim($data['name'])) . "' ";
        $set_sql[] = " host       = '" . sql_real_escape_string(trim($data['host'])) . "' ";
        $set_sql[] = " username   = '" . sql_real_escape_string(trim($data['username'])) . "' ";
        $set_sql[] = " port       = '" . (int)$data['port'] . "' ";
        $set_sql[] = " encryption = '" . (in_array($data['encryption'], ['none', 'ssl', 'tls']) ? $data['encryption'] : 'ssl') . "' ";
        $set_sql[] = " from_email = '" . sql_real_escape_string(trim($data['from_email'])) . "' ";
        $set_sql[] = " from_name  = '" . sql_real_escape_string(trim($data['from_name'])) . "' ";
        $set_sql[] = " is_use     = '" . (isset($data['is_use']) ? 1 : 0) . "' ";
        $set_sql[] = " updated_by = '{$member['mb_id']}' ";
        $set_sql[] = " updated_at = '{$now}' ";

        if (!empty($data['password'])) {
            $set_sql[] = " password   = '" . sql_real_escape_string(trim($data['password'])) . "' ";
        }

        $sql = "UPDATE {$this->table} SET " . implode(', ', $set_sql) . " WHERE id = {$id}";
        sql_query($sql);

        // [추가] 로그 기록
        $details = "SMTP 설정 수정 (ID: {$id})";
        $this->insertLog($id, 'update', $member['mb_id'], $details);
    }

    public function delete($id)
    {
        global $member;
        $id = (int)$id;
        $now = G5_TIME_YMDHIS;
        $mb_id = sql_real_escape_string($member['mb_id']);

        $sql = "UPDATE {$this->table} SET
                is_deleted = 1,
                updated_by = '{$mb_id}',
                updated_at = '{$now}'
                WHERE id = {$id}";
        sql_query($sql);

        // [추가] 로그 기록
        $details = "SMTP 설정 삭제 (ID: {$id})";
        $this->insertLog($id, 'delete', $member['mb_id'], $details);
    }

    /**
     * [추가] 변경 이력을 기록하는 private 메소드
     */
    private function insertLog($smtp_config_id, $action, $changed_by, $details)
    {
        $smtp_config_id = (int)$smtp_config_id;
        $action = sql_real_escape_string($action);
        $changed_by = sql_real_escape_string($changed_by);
        $details = sql_real_escape_string($details);
        $change_date = G5_TIME_YMDHIS;

        $sql = "INSERT INTO {$this->log_table}
                   (smtp_config_id, `action`, changed_by, change_date, change_details)
                VALUES
                   ('{$smtp_config_id}', '{$action}', '{$changed_by}', '{$change_date}', '{$details}')";
        sql_query($sql);
    }
}
/*if (!defined('_GNUBOARD_')) exit;

class SmtpConfigManager
{
    private $table = 'g5_mail_smtp_config';

    public function getAll()
    {
        $sql = "SELECT * FROM {$this->table} WHERE is_deleted = 0 ORDER BY id DESC";
        $result = sql_query($sql);
        $list = [];
        while ($row = sql_fetch_array($result)) {
            $list[] = $row;
        }
        return $list;
    }

    public function get($id)
    {
        $id = (int)$id;
        return sql_fetch("SELECT * FROM {$this->table} WHERE id = '{$id}' AND is_deleted = 0");
    }

    public function getInUse()
    {
        // [추가] 사용중(is_use=1)인 첫번째 설정을 가져오는 메소드
        return sql_fetch("SELECT * FROM {$this->table} WHERE is_use = 1 AND is_deleted = 0 LIMIT 1");
    }

    public function create($data)
    {
        global $member;
        $now = G5_TIME_YMDHIS;

        // [수정] sql_array_insert 함수 대신 직접 SQL 구문을 생성합니다.
        // 이 방식은 SQL 인젝션에 더 안전하고 호환성 문제가 없습니다.
        $set_sql = [];
        $set_sql[] = " name       = '".sql_real_escape_string(trim($data['name']))."' ";
        $set_sql[] = " host       = '".sql_real_escape_string(trim($data['host']))."' ";
        $set_sql[] = " username   = '".sql_real_escape_string(trim($data['username']))."' ";
        $set_sql[] = " password   = '".sql_real_escape_string(trim($data['password']))."' ";
        $set_sql[] = " port       = '".(int)$data['port']."' ";
        $set_sql[] = " encryption = '".(in_array($data['encryption'], ['none','ssl','tls']) ? $data['encryption'] : 'ssl')."' ";
        $set_sql[] = " from_email = '".sql_real_escape_string(trim($data['from_email']))."' ";
        $set_sql[] = " from_name  = '".sql_real_escape_string(trim($data['from_name']))."' ";
        $set_sql[] = " is_use     = '".(isset($data['is_use']) ? 1 : 0)."' ";
        $set_sql[] = " is_deleted = '0' ";
        $set_sql[] = " created_by = '{$member['mb_id']}' ";
        $set_sql[] = " updated_by = '{$member['mb_id']}' ";
        $set_sql[] = " created_at = '{$now}' ";
        $set_sql[] = " updated_at = '{$now}' ";

        $sql = "INSERT INTO {$this->table} SET " . implode(', ', $set_sql);
        sql_query($sql);
    }

    public function update($id, $data)
    {
        global $member;
        $id = (int)$id;
        $now = G5_TIME_YMDHIS;

        // [수정] sql_array_insert 함수 대신 직접 SQL 구문을 생성합니다.
        $set_sql = [];
        $set_sql[] = " name       = '".sql_real_escape_string(trim($data['name']))."' ";
        $set_sql[] = " host       = '".sql_real_escape_string(trim($data['host']))."' ";
        $set_sql[] = " username   = '".sql_real_escape_string(trim($data['username']))."' ";
        $set_sql[] = " port       = '".(int)$data['port']."' ";
        $set_sql[] = " encryption = '".(in_array($data['encryption'], ['none','ssl','tls']) ? $data['encryption'] : 'ssl')."' ";
        $set_sql[] = " from_email = '".sql_real_escape_string(trim($data['from_email']))."' ";
        $set_sql[] = " from_name  = '".sql_real_escape_string(trim($data['from_name']))."' ";
        $set_sql[] = " is_use     = '".(isset($data['is_use']) ? 1 : 0)."' ";
        $set_sql[] = " updated_by = '{$member['mb_id']}' ";
        $set_sql[] = " updated_at = '{$now}' ";

        // 비밀번호가 입력된 경우에만 업데이트
        if (!empty($data['password'])) {
            $set_sql[] = " password   = '".sql_real_escape_string(trim($data['password']))."' ";
        }

        $sql = "UPDATE {$this->table} SET " . implode(', ', $set_sql) . " WHERE id = {$id}";
        sql_query($sql);
    }

    public function delete($id)
    {
        global $member;
        $id = (int)$id;
        $now = G5_TIME_YMDHIS;

        // [개선] sql_real_escape_string 을 사용하여 보안 강화
        $mb_id = sql_real_escape_string($member['mb_id']);

        $sql = "UPDATE {$this->table} SET
                is_deleted = 1,
                updated_by = '{$mb_id}',
                updated_at = '{$now}'
                WHERE id = {$id}";
        sql_query($sql);
    }
}*/