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165 lines
4.8 KiB
165 lines
4.8 KiB
<?php
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namespace cores\extension;
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use Exception;
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use think\Model;
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use think\Paginator;
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use think\model\Collection;
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use cores\BaseModel;
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use cores\exception\BaseException;
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/**
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* 模型基类的扩展层
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* Class ModelExt
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* @package cores\extension
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*/
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final class ModelExt
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{
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// 创建静态私有的变量保存该类对象
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static private $instance;
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/**
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* 获取当前实例
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* @return ModelExt
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*/
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public static function getInstance(): ModelExt
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{
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if (!self::$instance instanceof self) {
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self::$instance = new self;
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}
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return self::$instance;
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}
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/**
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* 更新数据[单条]
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* 扩展\think\Model::update方法, 目的可以返回更新的状态bool
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* @access public
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* @param BaseModel $model 模型类
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* @param array|int $where 更新条件
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* @param array $data 更新的数据内容
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* @return bool
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*/
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public function updateOne($model, $where, array $data): bool
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{
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if (is_numeric($where)) {
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$where = [$model->getPk() => $where];
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}
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return $model->where($where)->limit(1)->save($data) !== false;
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}
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/**
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* 更新数据[批量]
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* 扩展\think\Model::update方法, 目的可以返回更新的状态bool
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* @access public
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* @param BaseModel $model 模型类
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* @param array $data 更新的数据内容
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* @param array $where 更新条件
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* @param array $allowField 允许的字段
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* @return bool
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*/
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public static function updateBase($model, array $data, array $where, array $allowField = []): bool
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{
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if (!empty($allowField)) {
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$model->allowField($allowField);
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}
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return $model->mySetUpdateWhere($where)->exists(true)->save($data);
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}
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/**
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* 合并设置项
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* @param array $array1 系统默认配置
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* @param array $array2 用户自定义
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* @param string $_ 数据来源[后期加载附加数据]
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* @param false $__ 是否只显示value
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* @return array
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*/
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public function reorganize(array $array1, array $array2, string $_ = 'cache', bool $__ = false): array
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{
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if (!in_array($_, ['cache', 'app'])) {
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return [];
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}
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$caching = [];
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foreach (($array1 + $array2) as $key => $val) {
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$caching[$key] = (isset($array1[$key]) && is_array($array1[$key]) && isset($array2[$key]) && is_array($array2[$key]))
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? (is_assoc($array1[$key]) ? self::reorganize($array1[$key], $array2[$key], $_, $__) : $array2[$key])
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: ($array2[$key] ?? $array1[$key]);
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}
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return $__ === true ? self::getValues($caching, false) : $caching;
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}
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/**
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* 仅返回values数据
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* @param array $setting 全部设置
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* @param bool $setKey 是否设置键值
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* @return array
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*/
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public static function getValues(array $setting, bool $setKey = true): array
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{
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$data = [];
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foreach ($setting as $k => $item) {
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$setKey ? $data[$item['key']] = $item['values'] : $data[$k] = $item;
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}
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return $data;
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}
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/**
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* 加载关联数据 [列表数据类型]
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* @param iterable $dataSet 数据集
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* @param array $with 关联方法名 例如: ['user']; 支持嵌套['user.avatar'] ['user' => 'avatar']
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* @param bool $isToArray 是否用数组格式输出
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* @return Collection|Paginator|iterable
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*/
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public function preload(iterable $dataSet, array $with, bool $isToArray = false)
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{
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if (empty($dataSet)) {
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return $dataSet;
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}
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// 列表数据类型
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if ($dataSet instanceof Paginator || $dataSet instanceof Collection) {
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!$dataSet->isEmpty() && $dataSet->load($with);
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return $isToArray ? $dataSet->toArray() : $dataSet;
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}
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return $isToArray ? [] : $dataSet;
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}
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/**
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* 加载关联数据 [单条数据类型]
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* 单条记录时关联项不支持嵌套 例如: ['user.avatar']
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* @param $model
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* @param array $with
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* @return mixed|Model
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*/
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public function related($model, array $with)
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{
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if ($model instanceof Model) {
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foreach ($with as $item) {
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$method = camelize($item);
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// mixd: call_user_func的方式不好用
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method_exists($model, $method) && $model->{$method};
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}
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}
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return $model;
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}
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/**
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* 获取隐藏的属性
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* @param $model
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* @param array $hidden 合并的隐藏属性
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* @return array
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*/
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public function getHidden($model, array $hidden = []): array
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{
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return array_merge($model->hidden, $hidden);
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}
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// 防止使用new直接创建对象
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private function __construct()
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{
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}
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// 防止使用clone克隆对象
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private function __clone()
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{
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}
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} |