app/admin/controller/Channeltype.php

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<?php
/**
 * 人人站CMS
 * ============================================================================
 * 版权所有 2015-2030 山东康程信息科技有限公司，并保留所有权利。
 * 网站地址: http://www.rrzcms.com
 * ----------------------------------------------------------------------------
 * 如果商业用途务必到官方购买正版授权, 以免引起不必要的法律纠纷.
 * ============================================================================
 */

namespace app\admin\controller;

class Channeltype extends Base
{

    function index() {
        $type = I('type', 'articles');
        $this->pagedata['tabs'] = $type == 'articles' ? [
            ['name' => '文章列表', 'url' => U('Article/index'),],
            ['name' => '文章栏目', 'url' => U('Article/nodes'),],
            ['name' => '文章模型', 'class' => 'current',],
        ] : [
            ['name' => '产品列表', 'url' => U('Goods/index'),],
            ['name' => '产品分类', 'url' => U('Goods/cat'),],
            ['name' => '产品品牌', 'url' => U('Goods/brand'),],
            ['name' => '产品模型', 'class' => 'current',],
        ];
        $this->pagedata['actions'] = [
            ['label' => '新增模型', 'target' => 'dialog', 'options' => '{title:"新增模型",area:["450px"]}', 'href' => U('Channeltype/addType', ['type' => $type,]),],
        ];
        $this->pagedata['columns'] = [
            ['field' => 'id', 'title' => 'ID', 'width' => '100',],
            ['field' => 'title', 'title' => '模型名称', 'width' => '250', 'align' => 'left',],
            ['field' => 'cz', 'title' => '操作', 'width' => '200', 'callback' => function ($item) use ($type) {
                $html = '';
                $html .= '<a target="dialog" options="{title:\'编辑模型\',area:[\'450px\']}" href="' . U('Channeltype/addType', ['id' => $item['id'],]) . '" class="layui-btn layui-btn-xs">编辑</a>';
                $html .= '<a href="' . U('Channeltype/delType', ['id' => $item['id'],]) . '" msg="<font color=&quot;#ff0000&quot;>此操作将会删除与该模型所有相关的数据且不可恢复，请谨慎操作！</font>是否确认删除？" target="confirm" class="layui-btn layui-btn-danger layui-btn-xs">删除</a>';
                $html .= '<a class="layui-btn layui-btn-xs layui-btn-normal" href="' . U('Channeltype/fields', ['type_id' => $item['id'],]) . '" target="dialog" options="{title:false,area:[\'1020px\',\'550px\']}" >内容字段</a>';
                return $html;
            }],
        ];
        $this->pagedata['model'] = M('channeltype')->where('type', '=', $type)->order('id asc');
        $this->pagedata['fixedColumn'] = true;
        return $this->grid_fetch();
    }

    //删除模型
    function delType() {
        $id = I('get.id');
        is_numeric($id) or $this->error('参数错误！');
        $channel = M('channeltype')->where('id', $id)->find();
        //删除模型
        M('channeltype')->where('id', $id)->delete() or $this->error('删除失败！');
        //删除模型字段
        $ids = M('channelfield')->where('channel_id', $id)->column('id');
        $lib = new \app\admin\lib\Field;
        foreach ($ids as $field_id) {
            $lib->delField($field_id);
        }