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<?php |
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declare(strict_types=1); |
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/** |
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* This file is part of Esi\Pagination. |
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* |
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* Copyright (C) Eric Sizemore <https://www.secondversion.com/>. |
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* Copyright (c) Ashley Dawson <[email protected]>. |
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* |
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* This source file is subject to the MIT license. For the full copyright, |
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* license information, and credits/acknowledgements, please view the LICENSE |
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* and README files that were distributed with this source code. |
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*/ |
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/** |
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* Esi\Pagination is a fork of AshleyDawson\SimplePagination (https://github.com/AshleyDawson/SimplePagination) which is: |
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* Copyright (c) 2015-2019 Ashley Dawson |
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* |
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* For a list of changes made in Esi\Pagination in comparison to the original library {@see CHANGELOG.md}. |
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*/ |
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namespace Esi\Pagination; |
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use ArrayIterator; |
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use Countable; |
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use IteratorAggregate; |
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/** |
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* Pagination class. |
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* |
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* @implements IteratorAggregate<(int|string), int> |
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* |
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* @psalm-api |
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*/ |
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class Pagination implements Countable, IteratorAggregate |
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{ |
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/** |
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* Current page number of item collection. |
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*/ |
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private int $currentPageNumber = 0; |
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/** |
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* First page number of item collection. |
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*/ |
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private int $firstPageNumber = 0; |
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/** |
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* Given a page range, first page number. |
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*/ |
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private int $firstPageNumberInRange = 0; |
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/** |
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* Item collection. |
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* |
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* @var array<int> |
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*/ |
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private array $items = []; |
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/** |
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* Currently set amount of items we want per page. |
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*/ |
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private int $itemsPerPage = 10; |
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/** |
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* Last page number of item collection. |
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*/ |
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private int $lastPageNumber = 0; |
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/** |
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* Given a page range, last page number. |
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*/ |
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private int $lastPageNumberInRange = 0; |
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/** |
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* Optional metadata to include with pagination. |
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* |
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* @var array<int|string, string>|array<mixed> |
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*/ |
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private array $meta = []; |
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/** |
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* Next page number. Will be null if on the last page. |
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*/ |
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private ?int $nextPageNumber = null; |
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/** |
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* Page collection. |
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* |
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* @var array<int> |
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*/ |
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private array $pages = []; |
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/** |
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* Previous page number. Will be null if on the first page. |
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*/ |
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private ?int $previousPageNumber = null; |
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/** |
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* Total number of items in the collection. |
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*/ |
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private int $totalNumberOfItems = 0; |
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/** |
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* Total number of pages for the item collection. |
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*/ |
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private int $totalNumberOfPages = 0; |
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/** |
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* @inheritDoc |
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*/ |
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public function count(): int |
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{ |
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return \count($this->items); |
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} |
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public function getCurrentPageNumber(): int |
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{ |
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return $this->currentPageNumber; |
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} |
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public function getFirstPageNumber(): int |
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{ |
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return $this->firstPageNumber; |
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} |
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public function getFirstPageNumberInRange(): int |
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{ |
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return $this->firstPageNumberInRange; |
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} |
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/** |
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* Returns the current collection. |
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* |
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* @return array<int> |
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*/ |
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public function getItems(): array |
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{ |
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return $this->items; |
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} |
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public function getItemsPerPage(): int |
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{ |
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return $this->itemsPerPage; |
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} |
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/** |
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* @inheritDoc |
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* |
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* @return ArrayIterator<(int|string), int> |
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*/ |
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public function getIterator(): ArrayIterator |
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{ |
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return new ArrayIterator($this->items); |
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} |
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public function getLastPageNumber(): int |
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{ |
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return $this->lastPageNumber; |
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} |
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public function getLastPageNumberInRange(): int |
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{ |
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return $this->lastPageNumberInRange; |
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} |
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/** |
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* @return array<int|string, string>|array<mixed> |
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*/ |
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public function getMeta(): array |
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{ |
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return $this->meta; |
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} |
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public function getNextPageNumber(): ?int |
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{ |
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return $this->nextPageNumber; |
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} |
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/** |
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* @return array<int> |
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*/ |
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public function getPages(): array |
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{ |
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return $this->pages; |
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} |
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public function getPreviousPageNumber(): ?int |
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{ |
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return $this->previousPageNumber; |
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} |
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public function getTotalNumberOfItems(): int |
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{ |
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return $this->totalNumberOfItems; |
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} |
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public function getTotalNumberOfPages(): int |
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{ |
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return $this->totalNumberOfPages; |
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} |
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public function setCurrentPageNumber(int $currentPageNumber): static |
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{ |
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$this->currentPageNumber = $currentPageNumber; |
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return $this; |
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} |
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public function setFirstPageNumber(int $firstPageNumber): static |
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{ |
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$this->firstPageNumber = $firstPageNumber; |
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return $this; |
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} |
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public function setFirstPageNumberInRange(int $firstPageNumberInRange): static |
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{ |
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$this->firstPageNumberInRange = $firstPageNumberInRange; |
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return $this; |
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} |
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/** |
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* Sets the item collection to be paginated. |
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* |
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* @param array<int> $items |
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*/ |
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public function setItems(array $items): static |
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{ |
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$this->items = $items; |
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return $this; |
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} |
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public function setItemsPerPage(int $itemsPerPage): static |
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{ |
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$this->itemsPerPage = $itemsPerPage; |
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return $this; |
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} |
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public function setLastPageNumber(int $lastPageNumber): static |
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{ |
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$this->lastPageNumber = $lastPageNumber; |
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return $this; |
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} |
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public function setLastPageNumberInRange(int $lastPageNumberInRange): static |
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{ |
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$this->lastPageNumberInRange = $lastPageNumberInRange; |
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return $this; |
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} |
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/** |
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* @param array<int|string, string>|array<mixed> $meta |
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*/ |
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public function setMeta(array $meta): static |
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{ |
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$this->meta = $meta; |
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return $this; |
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} |
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public function setNextPageNumber(?int $nextPageNumber): static |
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{ |
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$this->nextPageNumber = $nextPageNumber; |
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return $this; |
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} |
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/** |
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* @param array<int> $pages |
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*/ |
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public function setPages(array $pages): static |
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{ |
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$this->pages = $pages; |
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return $this; |
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} |
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public function setPreviousPageNumber(?int $previousPageNumber): static |
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{ |
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$this->previousPageNumber = $previousPageNumber; |
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return $this; |
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} |
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public function setTotalNumberOfItems(int $totalNumberOfItems): static |
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{ |
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$this->totalNumberOfItems = $totalNumberOfItems; |
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return $this; |
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} |
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public function setTotalNumberOfPages(int $totalNumberOfPages): static |
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{ |
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$this->totalNumberOfPages = $totalNumberOfPages; |
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return $this; |
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} |
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} |
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