75 lines
2.0 KiB
PHP
75 lines
2.0 KiB
PHP
<?php
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/**
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* PHP Basics
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*
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* Copyright (C) 2024 Sebastian Meyer <sebastian.meyer@opencultureconsulting.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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declare(strict_types=1);
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namespace OCC\Basics\Traits;
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use function boolval;
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/**
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* Overloads a class with readable magic properties.
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*
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* Internally it reads the protected `$_data` array whose keys are interpreted
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* as property names.
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*
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* > Example: Reading `Foo->bar` will return the value of `$_data['bar']`.
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*
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* @author Sebastian Meyer <sebastian.meyer@opencultureconsulting.com>
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* @package Basics\Traits
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*/
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trait OverloadingGetter
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{
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/**
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* Holds the magically readable data.
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*
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* @var mixed[]
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*
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* @internal
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*/
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protected array $_data = [];
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/**
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* Read data from an overloaded property.
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*
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* @param string $property The class property to get
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*
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* @return mixed The property's current value or NULL if not set
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*/
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public function __get(string $property): mixed
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{
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return $this->_data[$property] ?? null;
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}
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/**
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* Check if an overloaded property is set and not empty.
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*
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* @param string $property The class property to check
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*
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* @return bool Whether the class property is set and not empty
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*/
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public function __isset(string $property): bool
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{
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$value = $this->__get($property);
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return boolval($value) !== false;
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}
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}
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