pics/templates/PageIndexWidget.php

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<?php
/*****************************************************************************
* PageIndexWidget.php
* Contains the template that displays a page index.
*
* Global Data Lab code (C) Radboud University Nijmegen
* Programming (C) Aaron van Geffen, 2015-2022
*****************************************************************************/
class PageIndexWidget extends Template
{
private $index;
private string $class;
public function __construct(PageIndex $index)
{
$this->index = $index;
$this->class = $index->getPageIndexClass();
}
public function html_main()
{
self::paginate($this->index, $this->class);
}
public static function paginate(PageIndex $index, $class = null)
{
$page_index = $index->getPageIndex();
if (empty($page_index) || count($page_index) == 1)
return;
if (!isset($class))
$class = $index->getPageIndexClass();
echo '
<ul class="pagination', $class ? ' ' . $class : '', '">
<li class="page-item', empty($page_index['previous']) ? ' disabled' : '', '">',
'<a class="page-link"', !empty($page_index['previous']) ? ' href="' . $page_index['previous']['href'] . '"' : '', '>',
'&laquo; previous</a></li>';
foreach ($page_index as $key => $page)
{
if (!is_numeric($key))
continue;
if (!is_array($page))
echo '
<li class="page-item page-padding disabled"><a class="page-link">...</a></li>';
else
echo '
<li class="page-item page-number', $page['is_selected'] ? ' active" aria-current="page' : '', '">',
'<a class="page-link" href="', $page['href'], '">', $page['index'], '</a></li>';
}
echo '
<li class="page-item', empty($page_index['next']) ? ' disabled' : '', '">',
'<a class="page-link"', !empty($page_index['next']) ? ' href="' . $page_index['next']['href'] . '"' : '', '>',
'next &raquo;</a></li>
</ul>';
}
}