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<?php |
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namespace Hateoas\Model; |
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use Psr\Link\EvolvableLinkInterface; |
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use Psr\Link\LinkInterface; |
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/** |
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* @author Adrien Brault <[email protected]> |
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*/ |
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class Link implements LinkInterface, EvolvableLinkInterface |
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{ |
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/** |
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* @var string |
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*/ |
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private $rel; |
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/** |
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* @var string |
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*/ |
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private $href; |
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/** |
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* @var array |
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*/ |
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private $attributes; |
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/** |
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* @param string $rel |
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* @param string $href |
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* @param array $attributes |
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*/ |
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public function __construct($rel, $href, array $attributes = array()) |
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{ |
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$this->rel = $rel; |
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$this->href = $href; |
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$this->attributes = $attributes; |
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} |
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/** |
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* @return array |
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*/ |
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public function getAttributes() |
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{ |
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return $this->attributes; |
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} |
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/** |
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* @return string |
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*/ |
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public function getHref() |
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{ |
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return $this->href; |
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} |
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/** |
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* @return string |
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*/ |
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public function getRel() |
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{ |
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return $this->rel; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function isTemplated() |
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{ |
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return array_key_exists('templated', $this->attributes) && $this->attributes['templated']; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getRels() |
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{ |
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return [ |
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$this->rel, |
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]; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function withHref($href) |
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{ |
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return new static($this->rel, $href, $this->attributes); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function withRel($rel) |
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{ |
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return new static($rel, $this->href, $this->attributes); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function withoutRel($rel) |
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{ |
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// What should we do here? |
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throw new \Exception('Not implemented'); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function withAttribute($attribute, $value) |
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{ |
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if (array_key_exists($attribute, $this->attributes) && $this->attributes[$attribute] === $value) { |
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return $this; |
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} |
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return new static($this->rel, $this->href, array_merge($this->attributes, [ |
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$attribute => $value, |
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])); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function withoutAttribute($attribute) |
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{ |
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if (!array_key_exists($attribute, $this->attributes)) { |
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return $this; |
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} |
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$attributes = array_filter($this->attributes, function ($filteredAttribute) use ($attribute) { |
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return $filteredAttribute !== $attribute; |
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}, ARRAY_FILTER_USE_KEY); |
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return new static($this->rel, $this->href, $attributes); |
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} |
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} |
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|
willdurand /
Hateoas
