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<?php |
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namespace Rexlabs\Smokescreen\Resource; |
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use Rexlabs\Smokescreen\Exception\ArrayConversionException; |
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use Rexlabs\Smokescreen\Exception\NotIterableException; |
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use Rexlabs\Smokescreen\Pagination\CursorInterface; |
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use Rexlabs\Smokescreen\Pagination\PageableInterface; |
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use Rexlabs\Smokescreen\Pagination\PaginatorInterface; |
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class Collection extends AbstractResource implements PageableInterface, \IteratorAggregate |
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{ |
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/** @var PaginatorInterface */ |
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protected $paginator; |
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/** @var CursorInterface */ |
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protected $cursor; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getPaginator() |
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{ |
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return $this->paginator; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setPaginator(PaginatorInterface $paginator) |
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{ |
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$this->cursor = null; |
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$this->paginator = $paginator; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function hasPaginator(): bool |
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{ |
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return $this->paginator instanceof PaginatorInterface; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getCursor() |
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{ |
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return $this->cursor; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function setCursor(CursorInterface $cursor) |
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{ |
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$this->paginator = null; |
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$this->cursor = $cursor; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function hasCursor(): bool |
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{ |
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return $this->cursor instanceof CursorInterface; |
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} |
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/** |
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* Returns an Iterator (to implement the ArrayIterator) interface for |
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* easily traversing a collection. |
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* |
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* @throws \Rexlabs\Smokescreen\Exception\NotIterableException |
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* |
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* @return \Traversable |
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*/ |
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public function getIterator(): \Traversable |
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{ |
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if ($this->data instanceof \ArrayIterator) { |
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return $this->data; |
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} |
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if ($this->data instanceof \IteratorAggregate) { |
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return $this->data->getIterator(); |
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} |
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if (!\is_array($this->data)) { |
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throw new NotIterableException('Cannot get iterator for data'); |
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} |
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return new \ArrayIterator($this->data); |
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} |
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/** |
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* Converts the Collection data to an array. |
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* |
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* @throws \Rexlabs\Smokescreen\Exception\ArrayConversionException |
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* |
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* @return array|\ArrayIterator|mixed|null |
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*/ |
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public function toArray() |
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{ |
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if (\is_array($this->data)) { |
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return $this->data; |
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} |
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if ($this->data instanceof \ArrayIterator) { |
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return iterator_to_array($this->data, false); |
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} |
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if ($this->data instanceof \IteratorAggregate) { |
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return iterator_to_array($this->data->getIterator(), false); |
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} |
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throw new ArrayConversionException('Cannot convert data to array'); |
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} |
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} |
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rexlabsio /
smokescreen-php
