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<?php |
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/** |
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* This file is part of the Version package. |
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* |
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* Copyright (c) Nikola Posa <[email protected]> |
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* |
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* For full copyright and license information, please refer to the LICENSE file, |
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* located at the package root folder. |
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*/ |
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namespace Version\Metadata; |
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use Version\Identifier\Identifier; |
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use Version\Exception\InvalidArgumentException; |
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use Version\Exception\LogicException; |
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/** |
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* @author Nikola Posa <[email protected]> |
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*/ |
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abstract class BaseIdentifyingMetadata |
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{ |
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/** |
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* @var Identifier[] |
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*/ |
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private $identifiers; |
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private function __construct(array $identifiers = []) |
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{ |
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$this->identifiers = $identifiers; |
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} |
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/** |
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* @param array|string $identifiers |
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* @return static |
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* @throws InvalidArgumentException |
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*/ |
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public static function create($identifiers) |
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{ |
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if (is_array($identifiers)) { |
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return self::createFromArray($identifiers); |
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} elseif (is_string($identifiers)) { |
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return self::createFromString($identifiers); |
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} |
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throw new InvalidArgumentException('Identifiers parameter should be either array or string'); |
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} |
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private static function createFromArray(array $identifiersArray) |
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{ |
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$identifiers = []; |
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foreach ($identifiersArray as $id) { |
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$identifiers[]= self::createIdentifier($id); |
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} |
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return new static($identifiers); |
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} |
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private static function createFromString($identifiersString) |
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{ |
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if (strpos($identifiersString, '.') !== false) { |
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$identifiers = []; |
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$ids = explode('.', $identifiersString); |
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foreach ($ids as $id) { |
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$identifiers[]= self::createIdentifier($id); |
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} |
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return new static($identifiers); |
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} |
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return new static([self::createIdentifier($identifiersString)]); |
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} |
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private static function createIdentifier($value) |
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{ |
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if ($value instanceof Identifier) { |
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return $value; |
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} |
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return static::createAssociatedIdentifier($value); |
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} |
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/** |
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* @return static |
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*/ |
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public static function createEmpty() |
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{ |
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return new static([]); |
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} |
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/** |
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* @param string $value |
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* @return Identifier |
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*/ |
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protected static function createAssociatedIdentifier($value) |
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{ |
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throw new LogicException(__METHOD__ . ' not implemented'); |
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} |
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/** |
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* @return array |
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*/ |
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public function getIdentifiers() |
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{ |
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return $this->identifiers; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isEmpty() |
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{ |
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return empty($this->identifiers); |
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} |
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/** |
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* @return array |
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*/ |
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public function toArray() |
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{ |
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return array_map(function ($identifier) { |
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return $identifier->getValue(); |
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}, $this->identifiers); |
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} |
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/** |
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* @return string |
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*/ |
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public function __toString() |
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{ |
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return implode('.', $this->getIdentifiers()); |
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} |
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} |
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nikolaposa /
version
