yzncms_console/application/cms/model/ModelField.php

<?php
// +----------------------------------------------------------------------
// | Yzncms [ 御宅男工作室 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2018 http://yzncms.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
// +----------------------------------------------------------------------
// | Author: 御宅男 <530765310@qq.com>
// +----------------------------------------------------------------------

// +----------------------------------------------------------------------
// | 字段模型
// +----------------------------------------------------------------------
namespace app\cms\model;

use think\Model;

/**
 * 字段模型
 */
class ModelField extends Model
{
    protected $autoWriteTimestamp = true;

    public function getExtendHtmlAttr($value, $data)
    {
        $result = preg_replace_callback("/\{([a-zA-Z]+)\}/", function ($matches) use ($data) {
            if (isset($data[$matches[1]])) {
                return $data[$matches[1]];
            }
        }, $data['extend']);
        return $result;
    }
}