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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 12:39:39 +0000 |
commit | 8ca6cc32b2c789a3149861159ad258f2cb9491e3 (patch) | |
tree | 2492de6f1528dd44eaa169a5c1555026d9cb75ec /library/Icinga/Web/Widget/Paginator.php | |
parent | Initial commit. (diff) | |
download | icingaweb2-a598b28402ead15d3701df32e198513e7b1f299c.tar.xz icingaweb2-a598b28402ead15d3701df32e198513e7b1f299c.zip |
Adding upstream version 2.11.4.upstream/2.11.4upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | library/Icinga/Web/Widget/Paginator.php | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/library/Icinga/Web/Widget/Paginator.php b/library/Icinga/Web/Widget/Paginator.php new file mode 100644 index 0000000..5f3ef04 --- /dev/null +++ b/library/Icinga/Web/Widget/Paginator.php @@ -0,0 +1,167 @@ +<?php +/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Web\Widget; + +use Icinga\Data\Paginatable; +use Icinga\Exception\ProgrammingError; + +/** + * Paginator + */ +class Paginator extends AbstractWidget +{ + /** + * The query the paginator widget is created for + * + * @var Paginatable + */ + protected $query; + + /** + * The view script in use + * + * @var string|array + */ + protected $viewScript = array('mixedPagination.phtml', 'default'); + + /** + * Set the query to create the paginator widget for + * + * @param Paginatable $query + * + * @return $this + */ + public function setQuery(Paginatable $query) + { + $this->query = $query; + return $this; + } + + /** + * Set the view script to use + * + * @param string|array $script + * + * @return $this + */ + public function setViewScript($script) + { + $this->viewScript = $script; + return $this; + } + + /** + * Render this paginator + */ + public function render() + { + if ($this->query === null) { + throw new ProgrammingError('Need a query to create the paginator widget for'); + } + + $itemCountPerPage = $this->query->getLimit(); + if (! $itemCountPerPage) { + return ''; // No pagination required + } + + $totalItemCount = count($this->query); + $pageCount = (int) ceil($totalItemCount / $itemCountPerPage); + $currentPage = $this->query->hasOffset() ? ($this->query->getOffset() / $itemCountPerPage) + 1 : 1; + $pagesInRange = $this->getPages($pageCount, $currentPage); + $variables = array( + 'totalItemCount' => $totalItemCount, + 'pageCount' => $pageCount, + 'itemCountPerPage' => $itemCountPerPage, + 'first' => 1, + 'current' => $currentPage, + 'last' => $pageCount, + 'pagesInRange' => $pagesInRange, + 'firstPageInRange' => min($pagesInRange), + 'lastPageInRange' => max($pagesInRange) + ); + + if ($currentPage > 1) { + $variables['previous'] = $currentPage - 1; + } + + if ($currentPage < $pageCount) { + $variables['next'] = $currentPage + 1; + } + + if (is_array($this->viewScript)) { + if ($this->viewScript[1] !== null) { + return $this->view()->partial($this->viewScript[0], $this->viewScript[1], $variables); + } + + return $this->view()->partial($this->viewScript[0], $variables); + } + + return $this->view()->partial($this->viewScript, $variables); + } + + /** + * Returns an array of "local" pages given the page count and current page number + * + * @return array + */ + protected function getPages($pageCount, $currentPage) + { + $range = array(); + + if ($pageCount < 10) { + // Show all pages if we have less than 10 + for ($i = 1; $i < 10; $i++) { + if ($i > $pageCount) { + break; + } + + $range[$i] = $i; + } + } else { + // More than 10 pages: + foreach (array(1, 2) as $i) { + $range[$i] = $i; + } + + if ($currentPage < 6) { + // We are on page 1-5 from + for ($i = 1; $i <= 7; $i++) { + $range[$i] = $i; + } + } else { + // Current page > 5 + $range[] = '...'; + + if (($pageCount - $currentPage) < 5) { + // Less than 5 pages left + $start = 5 - ($pageCount - $currentPage); + } else { + $start = 1; + } + + for ($i = $currentPage - $start; $i < ($currentPage + (4 - $start)); $i++) { + if ($i > $pageCount) { + break; + } + + $range[$i] = $i; + } + } + + if ($currentPage < ($pageCount - 2)) { + $range[] = '...'; + } + + foreach (array($pageCount - 1, $pageCount) as $i) { + $range[$i] = $i; + } + } + + if (empty($range)) { + $range[] = 1; + } + + return $range; + } +} |