PHP 递归读取无限级分类

 1 /**
 2      * 【获取第一级分类】
 3      *  20170829
 4      *
 5      * @return array
 6      */
 7     public function getCateList(){
 8         $this->catelog = [];
 9         //获取第一级分类
10         $rst = $this->find()->where(['is_root'=>0, 'status' => 10])->asArray()->all();
11 
12         if($rst){
13             foreach ($rst as $row){
14                 $this->catelog[] = [
15                     'id' => $row['id_cate'],
16                     'catename' => $row['catename'],
17                     'catename_en' => $row['catename_en'],
18                     'cover' => $row['cover'],
19                     'depath' => 0,
20                     'is_root' => $row['is_root'],
21                 ];
22                 //获取子分类
23                 $this->getChild($row['id_cate'], 1);
24 
25             }
26         }
27 
28         return $this->catelog;
29     }
30 
31 
32     /**
33      * 【递归获取所有子分类】
34      *  20170829
35      *
36      * @param $id
37      * @param $depth
38      */
39     function getChild($id,$depth ){
40         //global $catalog;
41 
42         $rst = $this->find()->where(['is_root' => $id, 'status' => 10])->asArray()->all();
43         if (count($rst) > 0) {
44             foreach ($rst as $row){
45                 $this->catelog[] = [
46                     'id' => $row['id_cate'],
47                     'catename' => $row['catename'],
48                     'catename_en' => $row['catename_en'],
49                     'cover' => $row['cover'],
50                     'depath' => $depth,
51                     'is_root' => $row['is_root'],
52                 ];
53                 $this->getChild($row['id_cate'], 2);
54             }
55         }
56 
57     }