openbuildings/jam-materialized-path
最新稳定版本：0.1.0
Composer 安装命令：
composer require openbuildings/jam-materialized-path
包简介
Materialized path nesting for Jam ORM models
README 文档
README
Materialized path nesting for Jam ORM models
Usage
Add this behaviors your Model
class Model_Category extends Jam_Model { public static function initialize(Jam_Meta $meta) { $meta ->behaviors(array( 'materializedpath' => Jam::behavior('materializedpath') )); } }
Database Table:
┌─────────────────────────┐
│ Table: Category │
├─────────────┬───────────┤
│ id │ ingeter │
│ name │ string │
│ parent_id* │ integer │
│ path* │ string │
└─────────────┴───────────┘
* Required fields
Methods
It will add "parent" and "children" associations to the repo. The model will get the convenience methods:
| Method | Description |
|---|---|
| decendents() | Get a query builder collection for all the decendents |
| ansestors() | Get a query builder collection for all the ansestors |
| is_root() | Boolean check if it is root (has parent) or not |
| is_descendent_of(Jam_Model $parent) | Chech if a model is descendant |
| is_ansestor_of(Jam_Model $child) | Chech if model is ansestor |
| depth() | The depth of the item in the hierarchy |
License
Copyright (c) 2014, Clippings Ltd. Developed by Ivan Kerin
Under BSD-3-Clause license, read LICENSE file.
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其他信息
- 授权协议： BSD-3-Clause
- 更新时间： 2014-11-03