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<?php |
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/** |
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* This file is part of the sauls/helpers package. |
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* |
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* @author Saulius Vaičeliūnas <[email protected]> |
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* @link http://saulius.vaiceliunas.lt |
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* @copyright 2018 |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Sauls\Component\Helper\Operation\ArrayOperation; |
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use Sauls\Component\Helper\Operation\ObjectOperation; |
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class GetValue implements GetValueInterface |
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{ |
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/** |
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* @var ObjectOperation\GetPropertyValueInterface |
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*/ |
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private $objectGetPropertyValueOperation; |
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public function __construct( |
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ObjectOperation\GetPropertyValueInterface $objectGetPropertyValueOperation, |
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KeyExistsInterface $arrayKeyExistsOperation |
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) { |
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$this->objectGetPropertyValueOperation = $objectGetPropertyValueOperation; |
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} |
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/** |
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* @return mixed |
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* @throws \Sauls\Component\Helper\Exception\PropertyNotAccessibleException |
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*/ |
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public function execute($array, $key, $default = null) |
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{ |
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if (\is_callable($key)) { |
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return $key($array, $default); |
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} |
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return $this->getValueUsingArrayKey($array, $key, $default); |
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} |
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/** |
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* @return mixed |
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* @throws \Sauls\Component\Helper\Exception\PropertyNotAccessibleException |
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*/ |
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private function getValueUsingArrayKey($array, $key, $default) |
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{ |
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if (\is_array($key)) { |
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$lastKey = array_pop($key); |
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foreach ($key as $keyPart) { |
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$array = $this->execute($array, $keyPart); |
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} |
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$key = $lastKey; |
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} |
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if ($this->keyExistsAndValueIsArray($key, $array)) { |
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return $array[$key]; |
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} |
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return $this->getValueUsingDotNotatedArrayKey($array, $key, $default); |
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} |
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private function keyExistsAndValueIsArray($key, $array): bool |
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{ |
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return \is_array($array) && (isset($array[$key]) || \array_key_exists($key, $array)); |
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} |
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/** |
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* @return mixed |
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* @throws \Sauls\Component\Helper\Exception\PropertyNotAccessibleException |
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*/ |
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private function getValueUsingDotNotatedArrayKey($array, $key, $default) |
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{ |
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if ((bool)($pos = strrpos($key, '.')) !== false) { |
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$array = $this->execute($array, substr($key, 0, $pos), $default); |
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$key = substr($key, $pos + 1); |
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} |
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if (\is_object($array)) { |
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return $this->objectGetPropertyValueOperation->execute($array, $key) ?? $default; |
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} |
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if (\is_array($array)) { |
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return $this->getValueOrFallbackToDefault($array, $key, $default); |
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} |
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return $default; |
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} |
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/** |
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* @return mixed |
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*/ |
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private function getValueOrFallbackToDefault($array, $key, $default) |
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{ |
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return (isset($array[$key]) || \array_key_exists($key, $array)) ? $array[$key] : $default; |
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} |
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} |
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sauls /
helpers
This check looks for parameters that have been defined for a function or method, but which are not used in the method body.