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<?php |
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declare(strict_types = 1); |
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namespace Mikemirten\Component\JsonApi\Document\Behaviour; |
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use Mikemirten\Component\JsonApi\Document\Exception\LinkNotFoundException; |
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use Mikemirten\Component\JsonApi\Document\Exception\LinkOverrideException; |
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use Mikemirten\Component\JsonApi\Document\LinkObject; |
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/** |
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* Links-container behaviour |
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* |
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* @see http://jsonapi.org/format/#document-links |
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* |
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* @package Mikemirten\Component\JsonApi\Document\Behaviour |
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*/ |
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trait LinksContainer |
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{ |
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/** |
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* Links |
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* |
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* @var LinkObject[] |
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*/ |
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protected $links = []; |
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/** |
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* Set link |
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* |
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* @param string $name |
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* @param LinkObject $link |
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* @param LinkOverrideException |
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*/ |
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public function setLink(string $name, LinkObject $link) |
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{ |
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if (isset($this->links[$name])) { |
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throw new LinkOverrideException($this, $name); |
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} |
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$this->links[$name] = $link; |
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} |
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/** |
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* Has link |
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* |
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* @param string $name |
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* @return bool |
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*/ |
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public function hasLink(string $name): bool |
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{ |
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return isset($this->links[$name]); |
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} |
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/** |
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* Get link |
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* |
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* @param string $name |
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* @return LinkObject |
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* @throws LinkNotFoundException |
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*/ |
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public function getLink(string $name): LinkObject |
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{ |
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if (isset($this->links[$name])) { |
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return $this->links[$name]; |
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} |
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throw new LinkNotFoundException($this, $name); |
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} |
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/** |
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* Get all links |
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* |
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* @return LinkObject[] |
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*/ |
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public function getLinks(): array |
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{ |
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return $this->links; |
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} |
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/** |
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* Contains any links ? |
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* |
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* @return bool |
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*/ |
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public function hasLinks(): bool |
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{ |
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return count($this->links) > 0; |
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} |
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/** |
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* Cast links to an array |
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* |
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* @return array |
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*/ |
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protected function linksToArray(): array |
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{ |
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$links = []; |
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foreach ($this->links as $name => $link) |
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{ |
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if (! $link->hasMetadata()) { |
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$links[$name] = $link->getReference(); |
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continue; |
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} |
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$links[$name] = [ |
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'href' => $link->getReference(), |
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'meta' => $link->getMetadata() |
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]; |
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} |
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return $links; |
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} |
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/** |
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* Remove link |
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* |
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* @param string $name |
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* @return mixed |
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*/ |
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public function removeLink(string $name) |
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{ |
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unset($this->links[$name]); |
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} |
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} |