657 lines
18 KiB
PHP
657 lines
18 KiB
PHP
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<?php
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// +----------------------------------------------------------------------
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// | ThinkPHP [ WE CAN DO IT JUST THINK ]
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// +----------------------------------------------------------------------
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// | Copyright (c) 2006~2018 http://thinkphp.cn All rights reserved.
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// +----------------------------------------------------------------------
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// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
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// +----------------------------------------------------------------------
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// | Author: liu21st <liu21st@gmail.com>
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// +----------------------------------------------------------------------
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namespace think\model\concern;
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use InvalidArgumentException;
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use think\db\Expression;
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use think\Exception;
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use think\Loader;
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use think\model\Relation;
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trait Attribute
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{
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/**
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* 数据表主键 复合主键使用数组定义
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* @var string|array
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*/
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protected $pk = 'id';
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/**
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* 数据表字段信息 留空则自动获取
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* @var array
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*/
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protected $field = [];
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/**
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* JSON数据表字段
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* @var array
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*/
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protected $json = [];
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/**
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* JSON数据取出是否需要转换为数组
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* @var bool
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*/
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protected $jsonAssoc = false;
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/**
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* JSON数据表字段类型
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* @var array
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*/
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protected $jsonType = [];
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/**
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* 数据表废弃字段
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* @var array
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*/
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protected $disuse = [];
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/**
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* 数据表只读字段
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* @var array
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*/
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protected $readonly = [];
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/**
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* 数据表字段类型
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* @var array
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*/
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protected $type = [];
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/**
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* 当前模型数据
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* @var array
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*/
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private $data = [];
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/**
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* 修改器执行记录
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* @var array
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*/
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private $set = [];
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/**
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* 原始数据
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* @var array
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*/
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private $origin = [];
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/**
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* 动态获取器
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* @var array
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*/
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private $withAttr = [];
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/**
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* 获取模型对象的主键
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* @access public
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* @return string|array
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*/
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public function getPk()
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{
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return $this->pk;
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}
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/**
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* 判断一个字段名是否为主键字段
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* @access public
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* @param string $key 名称
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* @return bool
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*/
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protected function isPk($key)
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{
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$pk = $this->getPk();
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if (is_string($pk) && $pk == $key) {
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return true;
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} elseif (is_array($pk) && in_array($key, $pk)) {
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return true;
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}
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return false;
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}
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/**
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* 获取模型对象的主键值
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* @access public
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* @return integer
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*/
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public function getKey()
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{
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$pk = $this->getPk();
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if (is_string($pk) && array_key_exists($pk, $this->data)) {
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return $this->data[$pk];
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}
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return;
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}
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/**
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* 设置允许写入的字段
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* @access public
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* @param array|string|true $field 允许写入的字段 如果为true只允许写入数据表字段
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* @return $this
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*/
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public function allowField($field)
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{
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if (is_string($field)) {
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$field = explode(',', $field);
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}
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$this->field = $field;
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return $this;
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}
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/**
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* 设置只读字段
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* @access public
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* @param array|string $field 只读字段
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* @return $this
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*/
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public function readonly($field)
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{
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if (is_string($field)) {
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$field = explode(',', $field);
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}
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$this->readonly = $field;
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return $this;
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}
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/**
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* 设置数据对象值
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* @access public
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* @param mixed $data 数据或者属性名
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* @param mixed $value 值
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* @return $this
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*/
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public function data($data, $value = null)
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{
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if (is_string($data)) {
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$this->data[$data] = $value;
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return $this;
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}
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// 清空数据
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$this->data = [];
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if (is_object($data)) {
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$data = get_object_vars($data);
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}
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if ($this->disuse) {
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// 废弃字段
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foreach ((array) $this->disuse as $key) {
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if (array_key_exists($key, $data)) {
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unset($data[$key]);
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}
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}
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}
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if (true === $value) {
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// 数据对象赋值
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foreach ($data as $key => $value) {
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$this->setAttr($key, $value, $data);
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}
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} elseif (is_array($value)) {
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foreach ($value as $name) {
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if (isset($data[$name])) {
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$this->data[$name] = $data[$name];
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}
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}
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} else {
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$this->data = $data;
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}
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return $this;
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}
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/**
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* 批量设置数据对象值
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* @access public
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* @param mixed $data 数据
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* @param bool $set 是否需要进行数据处理
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* @return $this
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*/
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public function appendData($data, $set = false)
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{
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if ($set) {
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// 进行数据处理
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foreach ($data as $key => $value) {
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$this->setAttr($key, $value, $data);
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}
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} else {
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if (is_object($data)) {
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$data = get_object_vars($data);
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}
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$this->data = array_merge($this->data, $data);
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}
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return $this;
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}
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/**
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* 获取对象原始数据 如果不存在指定字段返回null
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* @access public
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* @param string $name 字段名 留空获取全部
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* @return mixed
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*/
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public function getOrigin($name = null)
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{
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if (is_null($name)) {
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return $this->origin;
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}
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return array_key_exists($name, $this->origin) ? $this->origin[$name] : null;
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}
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/**
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* 获取对象原始数据 如果不存在指定字段返回false
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* @access public
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* @param string $name 字段名 留空获取全部
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* @return mixed
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* @throws InvalidArgumentException
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*/
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public function getData($name = null)
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{
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if (is_null($name)) {
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return $this->data;
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} elseif (array_key_exists($name, $this->data)) {
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return $this->data[$name];
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} elseif (array_key_exists($name, $this->relation)) {
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return $this->relation[$name];
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}
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throw new InvalidArgumentException('property not exists:' . static::class . '->' . $name);
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}
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/**
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* 获取变化的数据 并排除只读数据
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* @access public
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* @return array
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*/
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public function getChangedData()
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{
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if ($this->force) {
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$data = $this->data;
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} else {
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$data = array_udiff_assoc($this->data, $this->origin, function ($a, $b) {
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if ((empty($a) || empty($b)) && $a !== $b) {
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return 1;
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}
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return is_object($a) || $a != $b ? 1 : 0;
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});
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}
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if (!empty($this->readonly)) {
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// 只读字段不允许更新
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foreach ($this->readonly as $key => $field) {
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if (isset($data[$field])) {
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unset($data[$field]);
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}
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}
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}
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return $data;
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}
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/**
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* 修改器 设置数据对象值
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* @access public
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* @param string $name 属性名
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* @param mixed $value 属性值
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* @param array $data 数据
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* @return void
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*/
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public function setAttr($name, $value, $data = [])
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{
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if (isset($this->set[$name])) {
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return;
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}
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if (is_null($value) && $this->autoWriteTimestamp && in_array($name, [$this->createTime, $this->updateTime])) {
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// 自动写入的时间戳字段
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$value = $this->autoWriteTimestamp($name);
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} else {
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// 检测修改器
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$method = 'set' . Loader::parseName($name, 1) . 'Attr';
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if (method_exists($this, $method)) {
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$origin = $this->data;
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$value = $this->$method($value, array_merge($this->data, $data));
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$this->set[$name] = true;
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if (is_null($value) && $origin !== $this->data) {
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return;
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}
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} elseif (isset($this->type[$name])) {
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// 类型转换
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$value = $this->writeTransform($value, $this->type[$name]);
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}
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}
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// 设置数据对象属性
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$this->data[$name] = $value;
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}
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/**
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* 是否需要自动写入时间字段
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* @access public
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* @param bool $auto
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* @return $this
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*/
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public function isAutoWriteTimestamp($auto)
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{
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$this->autoWriteTimestamp = $auto;
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return $this;
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}
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/**
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* 自动写入时间戳
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* @access protected
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* @param string $name 时间戳字段
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* @return mixed
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*/
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protected function autoWriteTimestamp($name)
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{
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if (isset($this->type[$name])) {
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$type = $this->type[$name];
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if (strpos($type, ':')) {
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list($type, $param) = explode(':', $type, 2);
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}
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switch ($type) {
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case 'datetime':
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case 'date':
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$value = $this->formatDateTime('Y-m-d H:i:s.u');
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break;
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case 'timestamp':
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case 'integer':
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default:
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$value = time();
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break;
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}
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} elseif (is_string($this->autoWriteTimestamp) && in_array(strtolower($this->autoWriteTimestamp), [
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'datetime',
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'date',
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'timestamp',
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])) {
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$value = $this->formatDateTime('Y-m-d H:i:s.u');
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} else {
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$value = time();
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}
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return $value;
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}
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/**
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* 数据写入 类型转换
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* @access protected
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* @param mixed $value 值
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* @param string|array $type 要转换的类型
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* @return mixed
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*/
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protected function writeTransform($value, $type)
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{
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if (is_null($value)) {
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return;
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}
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if ($value instanceof Expression) {
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return $value;
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}
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if (is_array($type)) {
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list($type, $param) = $type;
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} elseif (strpos($type, ':')) {
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list($type, $param) = explode(':', $type, 2);
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|
|
}
|
||
|
|
|
||
|
|
switch ($type) {
|
||
|
|
case 'integer':
|
||
|
|
$value = (int) $value;
|
||
|
|
break;
|
||
|
|
case 'float':
|
||
|
|
if (empty($param)) {
|
||
|
|
$value = (float) $value;
|
||
|
|
} else {
|
||
|
|
$value = (float) number_format($value, $param, '.', '');
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'boolean':
|
||
|
|
$value = (bool) $value;
|
||
|
|
break;
|
||
|
|
case 'timestamp':
|
||
|
|
if (!is_numeric($value)) {
|
||
|
|
$value = strtotime($value);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'datetime':
|
||
|
|
$value = is_numeric($value) ? $value : strtotime($value);
|
||
|
|
$value = $this->formatDateTime('Y-m-d H:i:s.u', $value);
|
||
|
|
break;
|
||
|
|
case 'object':
|
||
|
|
if (is_object($value)) {
|
||
|
|
$value = json_encode($value, JSON_FORCE_OBJECT);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'array':
|
||
|
|
$value = (array) $value;
|
||
|
|
case 'json':
|
||
|
|
$option = !empty($param) ? (int) $param : JSON_UNESCAPED_UNICODE;
|
||
|
|
$value = json_encode($value, $option);
|
||
|
|
break;
|
||
|
|
case 'serialize':
|
||
|
|
$value = serialize($value);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $value;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取器 获取数据对象的值
|
||
|
|
* @access public
|
||
|
|
* @param string $name 名称
|
||
|
|
* @param array $item 数据
|
||
|
|
* @return mixed
|
||
|
|
* @throws InvalidArgumentException
|
||
|
|
*/
|
||
|
|
public function getAttr($name, &$item = null)
|
||
|
|
{
|
||
|
|
try {
|
||
|
|
$notFound = false;
|
||
|
|
$value = $this->getData($name);
|
||
|
|
} catch (InvalidArgumentException $e) {
|
||
|
|
$notFound = true;
|
||
|
|
$value = null;
|
||
|
|
}
|
||
|
|
|
||
|
|
// 检测属性获取器
|
||
|
|
$fieldName = Loader::parseName($name);
|
||
|
|
$method = 'get' . Loader::parseName($name, 1) . 'Attr';
|
||
|
|
|
||
|
|
if (isset($this->withAttr[$fieldName])) {
|
||
|
|
if ($notFound && $relation = $this->isRelationAttr($name)) {
|
||
|
|
$modelRelation = $this->$relation();
|
||
|
|
$value = $this->getRelationData($modelRelation);
|
||
|
|
}
|
||
|
|
|
||
|
|
$closure = $this->withAttr[$fieldName];
|
||
|
|
$value = $closure($value, $this->data);
|
||
|
|
} elseif (method_exists($this, $method)) {
|
||
|
|
if ($notFound && $relation = $this->isRelationAttr($name)) {
|
||
|
|
$modelRelation = $this->$relation();
|
||
|
|
$value = $this->getRelationData($modelRelation);
|
||
|
|
}
|
||
|
|
|
||
|
|
$value = $this->$method($value, $this->data);
|
||
|
|
} elseif (isset($this->type[$name])) {
|
||
|
|
// 类型转换
|
||
|
|
$value = $this->readTransform($value, $this->type[$name]);
|
||
|
|
} elseif ($this->autoWriteTimestamp && in_array($name, [$this->createTime, $this->updateTime])) {
|
||
|
|
if (is_string($this->autoWriteTimestamp) && in_array(strtolower($this->autoWriteTimestamp), [
|
||
|
|
'datetime',
|
||
|
|
'date',
|
||
|
|
'timestamp',
|
||
|
|
])) {
|
||
|
|
$value = $this->formatDateTime($this->dateFormat, $value);
|
||
|
|
} else {
|
||
|
|
$value = $this->formatDateTime($this->dateFormat, $value, true);
|
||
|
|
}
|
||
|
|
} elseif ($notFound) {
|
||
|
|
$value = $this->getRelationAttribute($name, $item);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $value;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 获取关联属性值
|
||
|
|
* @access protected
|
||
|
|
* @param string $name 属性名
|
||
|
|
* @param array $item 数据
|
||
|
|
* @return mixed
|
||
|
|
*/
|
||
|
|
protected function getRelationAttribute($name, &$item)
|
||
|
|
{
|
||
|
|
$relation = $this->isRelationAttr($name);
|
||
|
|
|
||
|
|
if ($relation) {
|
||
|
|
$modelRelation = $this->$relation();
|
||
|
|
if ($modelRelation instanceof Relation) {
|
||
|
|
$value = $this->getRelationData($modelRelation);
|
||
|
|
|
||
|
|
if ($item && method_exists($modelRelation, 'getBindAttr') && $bindAttr = $modelRelation->getBindAttr()) {
|
||
|
|
|
||
|
|
foreach ($bindAttr as $key => $attr) {
|
||
|
|
$key = is_numeric($key) ? $attr : $key;
|
||
|
|
|
||
|
|
if (isset($item[$key])) {
|
||
|
|
throw new Exception('bind attr has exists:' . $key);
|
||
|
|
} else {
|
||
|
|
$item[$key] = $value ? $value->getAttr($attr) : null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// 保存关联对象值
|
||
|
|
$this->relation[$name] = $value;
|
||
|
|
|
||
|
|
return $value;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
throw new InvalidArgumentException('property not exists:' . static::class . '->' . $name);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 数据读取 类型转换
|
||
|
|
* @access protected
|
||
|
|
* @param mixed $value 值
|
||
|
|
* @param string|array $type 要转换的类型
|
||
|
|
* @return mixed
|
||
|
|
*/
|
||
|
|
protected function readTransform($value, $type)
|
||
|
|
{
|
||
|
|
if (is_null($value)) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (is_array($type)) {
|
||
|
|
list($type, $param) = $type;
|
||
|
|
} elseif (strpos($type, ':')) {
|
||
|
|
list($type, $param) = explode(':', $type, 2);
|
||
|
|
}
|
||
|
|
|
||
|
|
switch ($type) {
|
||
|
|
case 'integer':
|
||
|
|
$value = (int) $value;
|
||
|
|
break;
|
||
|
|
case 'float':
|
||
|
|
if (empty($param)) {
|
||
|
|
$value = (float) $value;
|
||
|
|
} else {
|
||
|
|
$value = (float) number_format($value, $param, '.', '');
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'boolean':
|
||
|
|
$value = (bool) $value;
|
||
|
|
break;
|
||
|
|
case 'timestamp':
|
||
|
|
if (!is_null($value)) {
|
||
|
|
$format = !empty($param) ? $param : $this->dateFormat;
|
||
|
|
$value = $this->formatDateTime($format, $value, true);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'datetime':
|
||
|
|
if (!is_null($value)) {
|
||
|
|
$format = !empty($param) ? $param : $this->dateFormat;
|
||
|
|
$value = $this->formatDateTime($format, $value);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'json':
|
||
|
|
$value = json_decode($value, true);
|
||
|
|
break;
|
||
|
|
case 'array':
|
||
|
|
$value = empty($value) ? [] : json_decode($value, true);
|
||
|
|
break;
|
||
|
|
case 'object':
|
||
|
|
$value = empty($value) ? new \stdClass() : json_decode($value);
|
||
|
|
break;
|
||
|
|
case 'serialize':
|
||
|
|
try {
|
||
|
|
$value = unserialize($value);
|
||
|
|
} catch (\Exception $e) {
|
||
|
|
$value = null;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
if (false !== strpos($type, '\\')) {
|
||
|
|
// 对象类型
|
||
|
|
$value = new $type($value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $value;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 设置数据字段获取器
|
||
|
|
* @access public
|
||
|
|
* @param string|array $name 字段名
|
||
|
|
* @param callable $callback 闭包获取器
|
||
|
|
* @return $this
|
||
|
|
*/
|
||
|
|
public function withAttribute($name, $callback = null)
|
||
|
|
{
|
||
|
|
if (is_array($name)) {
|
||
|
|
foreach ($name as $key => $val) {
|
||
|
|
$key = Loader::parseName($key);
|
||
|
|
|
||
|
|
$this->withAttr[$key] = $val;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$name = Loader::parseName($name);
|
||
|
|
|
||
|
|
$this->withAttr[$name] = $callback;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $this;
|
||
|
|
}
|
||
|
|
}
|