tangframework分頁實(shí)現(xiàn)
2014-12-10 17:26:46
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Paginator分頁類
namespace Tang\Pagination;use Tang\I18n\II18n;/** * 分頁實(shí)現(xiàn) * Class Paginator * @package Tang\Pagination */class Paginator implements IPaginator{ private $total = 0; private $pageNumber = 20; private $maxPage = 0; private $nowPage = 0; /** * 語言包 * @var II18n */ private $II18n; public function setl18n(II18n $II18n) { $this->II18n = $II18n; } /** * 設(shè)置總量 * @param $total * @return mixed */ public function setTotal($total) { $total = (int) $total; $total < 0 && $total = 0; $this->total = $total; } /** * 設(shè)置每頁數(shù)量 * @param $pageNumber * @return mixed */ public function setPageNumber($pageNumber) { $pageNumber = (int)$pageNumber; $pageNumber < 1 && $pageNumber = 20; $this->pageNumber = $pageNumber; } /** * 獲取每頁數(shù)量 * @return int */ public function getPageNumber() { return $this->pageNumber; } /** * 獲取最大頁數(shù) * @return int */ public function getMaxPage() { return $this->maxPage; } /** * 獲取當(dāng)前頁 * @return int */ public function getNowPage() { return $this->nowPage; } /** * 獲取分頁數(shù)組 * @param int $nowPage 當(dāng)前頁 * @param int $total 總數(shù)量 * @param int $pageNumber 一頁數(shù)量 * @throws NowPageLtMaxPageException * @return array */ public function getPages($nowPage,$total = 0,$pageNumber = 0) { if ($total) { $this->setTotal($total); } if ($pageNumber) { $this->setPageNumber($pageNumber); } $nowPage = (int) $nowPage; $nowPage < 1 && $nowPage = 1; $this->nowPage = $nowPage; $maxPage = $this->maxPage = ceil($this->total / $this->pageNumber); if (!$maxPage) { return false; } if ($nowPage > $maxPage) { throw new NowPageLtMaxPageException('No more pages!',null,50013); } $pages = array(); $pages[] = array('name' => $this->II18n->get('First page'),'page'=>1); if ($nowPage > 1) { $pages[] = array('name' => $this->II18n->get('Prev page'),'page'=>$nowPage-1); } if ($nowPage > 5) { for ($i = $nowPage - 5; $i < $nowPage; $i ++) { if ($i <= 0) continue; $pages[] = array('name' => $i,'page'=>$i); } for ($i = 0; $i < 5; $i ++) { $p = $nowPage + $i; if ($p > $maxPage) { break; } $pages[] = array('name' => $p,'page'=>$p); } } else { for ($i = 1; $i < 10; $i ++) { if ($i > $maxPage) { break; } $pages[] = array('name' => $i,'page'=>$i); } } $nextPage = $nowPage + 1; if ($nowPage < $maxPage) { $pages[] = array('name' => $this->II18n->get('Next page'),'page'=>$nextPage); } $pages[] = array('name' => $this->II18n->get('End page'),'page'=>$maxPage); return $pages; }}IPaginator分頁接口
namespace Tang\Pagination;use Tang\I18n\II18n;use Tang\Interfaces\ISetConfig;/** * 分頁接口 * Interface IPaginator * @package Tang\Pagination */interface IPaginator{ /** * 設(shè)置語言包 * @param II18n $II18n * @return void */ public function setl18n(II18n $II18n); /** * 設(shè)置總量 * @param $total * @return void */ public function setTotal($total); /** * 設(shè)置每頁數(shù)量 * @param $pageNumber * @return void */ public function setPageNumber($pageNumber); /** * 獲取每頁數(shù)量 * @return int */ public function getPageNumber(); /** * 獲取最大頁數(shù) * @return int */ public function getMaxPage(); /** * 獲取當(dāng)前頁 * @return int */ public function getNowPage(); /** * 獲取分頁數(shù)組 * 返回的結(jié)果數(shù)組為array( * array('name'=>'第一頁','page' => 1), * array('name'=>'1','page' => 1), * array('name'=>'2','page' => 2), * array('name'=>'下一頁','page' => 2) * )形式 * @param int $nowPage 當(dāng)前頁 * @param int $total 總數(shù)量 * @param int $pageNumber 一頁數(shù)量 * @return array */ public function getPages ($nowPage,$total = 0,$pageNumber = 0);}
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