dggzichahu/application/common/logic/FileCateLogic.php

177 lines
4.1 KiB
PHP
Executable File

<?php
// +----------------------------------------------------------------------
// | 宏驰云科技开发团队 版权所有 拥有最终解释权
// +----------------------------------------------------------------------
// | Author: HcyShop-kiki
// +----------------------------------------------------------------------
namespace app\common\logic;
use think\Db;
class FileCateLogic
{
/**
* Desc: 详情
* @param $id
* @return array|\PDOStatement|string|\think\Model|null
*/
public static function info($id)
{
return Db::name('file_cate')->where(['id' => $id])->find();
}
/**
* Desc: 添加分类
* @param $post
* @return bool
*/
public static function add($post)
{
$level = 0;
if ($post['pid']) {
$level = Db::name('file_cate')
->where(['id' => $post['pid']])
->where(['del' => 0])
->value('level');
}
$data = [
'name' => $post['name'],
'pid' => $post['pid'],
'sort' => $post['sort'],
'level' => $level + 1,
'create_time' => time(),
'type' => 1
];
Db::name('file_cate')->insert($data);
return true;
}
/**
* Desc: 编辑分类
* @param $post
* @return bool
*/
public static function edit($post)
{
$level = 0;
$data = [
'pid' => $post['pid'],
'name' => $post['name'],
'sort' => $post['sort'],
'update_time' => time(),
];
if ($post['pid']) {
$level = Db::name('file_cate')
->where(['id' => $post['pid']])
->where(['del' => 0])
->value('level');
}
$data['level'] = $level + 1;
Db::name('file_cate')->where('id', $post['id'])->update($data);
return true;
}
/**
* Desc: 删除
* @param $id
* @return int|string
*/
public static function del($id)
{
$data = [
'del' => 1,
'update_time' => time(),
];
return Db::name('file_cate')->where(['del' => 0, 'id' => $id])->update($data);
}
/**
* Desc: 树形结构
* @return array
*/
public static function cateTree()
{
$lists = Db::name('file_cate')
->where(['del' => 0, 'type'=>1])
->order('sort')
->select();
$tree = self::cateListToTree($lists, 0);
$all = [
'id' => 0,
'field' => 'all',
'title' => '全部',
'children' => [],
];
array_unshift($tree,$all);
return $tree;
}
public static function cateListToTree($lists, $pid = 0)
{
$tree = [];
foreach ($lists as $k => $v) {
if ($v['pid'] == $pid) {
$temp['id'] = $v['id'];
$temp['field'] = 'id';
$temp['title'] = self::handleFileName($v['name'], 4);
$temp['children'] = self::cateListToTree($lists, $v['id']);
$temp['spread'] = true;
$tree[] = $temp;
}
}
return $tree;
}
/**
* Desc: 下拉框树状结构
* @return array
*/
public static function categoryToSelect()
{
$lists = Db::name('file_cate')
->where(['del' => 0])
->order('sort')
->select();
$tree = [];
foreach ($lists as $val) {
if ($val['pid'] != 0) {
continue;
}
$tree[$val['id']] = "|----" . $val['name'];
foreach ($lists as $val2) {
if ($val2['pid'] == $val['id']) {
$tree[$val2['id']] = "|--------" . $val2['name'];
}
}
}
return $tree;
}
//分类名超出隐藏
public static function handleFileName($str, $length)
{
if (mb_strlen($str) > $length) {
return mb_substr($str,0, $length) . '..';
}
return $str;
}
}