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<?php |
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/* |
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* This file is part of the League\Fractal package. |
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* |
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* (c) Phil Sturgeon <[email protected]> |
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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 League\Fractal\Pagination; |
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use Doctrine\ORM\Tools\Pagination\Paginator; |
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use Exception; |
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use RuntimeException; |
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/** |
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* A paginator adapter for doctrine pagination. |
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* |
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* @author Fraser Stockley <[email protected]> |
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*/ |
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class DoctrinePaginatorAdapter implements PaginatorInterface |
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{ |
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/** |
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* The paginator instance. |
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* @var Paginator<mixed> |
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*/ |
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private $paginator; |
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/** |
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* The route generator. |
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* |
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* @var callable |
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*/ |
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private $routeGenerator; |
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/** |
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* Create a new DoctrinePaginatorAdapter. |
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* @param Paginator<mixed> $paginator |
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* @param callable $routeGenerator |
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* |
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*/ |
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public function __construct(Paginator $paginator, callable $routeGenerator) |
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{ |
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$this->paginator = $paginator; |
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$this->routeGenerator = $routeGenerator; |
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} |
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/** |
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* Get the current page. |
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* |
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* @return int |
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*/ |
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public function getCurrentPage() |
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{ |
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return (int) ($this->paginator->getQuery()->getFirstResult() / $this->paginator->getQuery()->getMaxResults()) + 1; |
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} |
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/** |
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* Get the last page. |
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* |
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* @return int |
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*/ |
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public function getLastPage() |
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{ |
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return (int) ceil($this->getTotal() / $this->paginator->getQuery()->getMaxResults()); |
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} |
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/** |
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* Get the total. |
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* |
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* @return int |
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*/ |
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public function getTotal() |
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{ |
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return count($this->paginator); |
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} |
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/** |
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* Get the count. |
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* |
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* @return int |
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* |
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* @throws Exception If the iterator cannot be resolved |
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* @throws RuntimeException If the returned iterator can't be counted |
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*/ |
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public function getCount() |
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{ |
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$iterator = $this->paginator->getIterator(); |
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if (!is_callable([$iterator, 'count'])) { |
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throw new RuntimeException('Invalid iterator returned by paginator. Must have a callable "count" method.'); |
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} |
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return $iterator->count(); |
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} |
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/** |
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* Get the number per page. |
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* |
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* @return int |
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*/ |
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public function getPerPage() |
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{ |
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return (int) $this->paginator->getQuery()->getMaxResults(); |
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} |
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/** |
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* Get the url for the given page. |
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* |
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* @param int $page |
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* |
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* @return string |
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*/ |
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public function getUrl($page) |
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{ |
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return call_user_func($this->getRouteGenerator(), $page); |
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} |
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/** |
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* Get the the route generator. |
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* |
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* @return callable |
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*/ |
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private function getRouteGenerator() |
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{ |
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return $this->routeGenerator; |
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} |
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} |
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thephpleague /
fractal-paginator-doctrine
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