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<?php |
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namespace kalanis\kw_table\core\Connector; |
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use kalanis\kw_address_handler\Handler; |
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use kalanis\kw_address_handler\SingleVariable; |
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use kalanis\kw_pager\Interfaces\IPager; |
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use kalanis\kw_paging\Interfaces\ILink; |
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use kalanis\kw_paging\Positions; |
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/** |
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* Class PageLink |
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* @package kalanis\kw_table\core\Connector |
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* Update links with data from pager. |
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* |
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* Example: |
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$inputs = new kalanis\kw_input\Interfaces\Inputs(); |
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... |
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$pager = new BasicPager(); |
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$pager->setMaxResults(32)->setLimit(10)->setActualPage(1); |
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$urlLink = new PageLink(new Handler($inputs), $pager, 'paging'); |
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... |
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$urlLink->setPageNumber(6); |
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echo $urlLink->getPageLink(); // got page 1 -> six is too much for this |
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... |
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$urlLink->setPageNumber(3); |
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echo $urlLink->getPageLink(); // got page 3 -> okay |
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*/ |
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class PageLink implements ILink |
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{ |
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protected const DEFAULT_VAR_NAME = 'page'; |
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protected Handler $urlHandler; |
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protected SingleVariable $urlVariable; |
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protected IPager $pager; |
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protected int $page = 0; |
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protected string $varName = self::DEFAULT_VAR_NAME; |
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public function __construct(Handler $urlHandler, IPager $pager, string $variableName = self::DEFAULT_VAR_NAME) |
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{ |
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$this->urlHandler = $urlHandler; |
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$this->urlVariable = new SingleVariable($urlHandler->getParams()); |
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$this->urlVariable->setVariableName($variableName); |
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$this->page = intval($this->urlVariable->getVariableValue() ?: Positions::FIRST_PAGE); |
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$this->urlVariable->setVariableValue(strval($this->page)); |
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$this->pager = $pager; |
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} |
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public function setPageNumber(int $page): void |
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{ |
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$this->page = $this->pager->pageExists($page) |
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? $page |
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: ($page > $this->pager->getPagesCount() |
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? max($this->pager->getPagesCount(), Positions::FIRST_PAGE) |
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: Positions::FIRST_PAGE) |
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; |
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} |
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public function getPageNumber(): int |
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{ |
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return intval($this->page); |
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} |
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public function getPageLink(): string |
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{ |
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$this->urlVariable->setVariableValue(strval($this->page)); |
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return strval($this->urlHandler->getAddress()); |
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} |
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} |
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alex-kalanis /
kw_table
