/**
* Returns pagination links for the current URL with $count and $limit items.
*
* @param $count the total number of items
* @param $limit the number of items per page
*/
public static function get($count, $limit = null, $itemsOnPage = null, $page = null, $listName = null, $otherParams = array())
{
if (null != $limit) {
self::$_options['default_limit'] = $limit;
}
if (Erfurt_Store::COUNT_NOT_SUPPORTED == $count) {
self::$_options['show_first_last'] = false;
//self::$_options['max_page_links'] = 0;
}
// get URL with params p (page number) and limit (not used atm)
$paramsToKeep = array_merge($otherParams, array('p', 'limit', 'r', 'm'));
self::$_url = new OntoWiki_Url(array(), $paramsToKeep);
self::$_url->setParam("list", $listName);
$limit = isset(self::$_url->limit) ? self::$_url->limit : self::$_options['default_limit'];
if ($limit == 0) {
// means no limit
// no pager needed
return "";
}
$page = isset(self::$_url->{self::$_options['page_param']}) ? self::$_url->{self::$_options['page_param']} : ($page != null ? $page : 1);
// self::$_url->limit = $limit;
$pagerLinks = array();
// translation helper
$translate = OntoWiki::getInstance()->translate;
// pagination necessary
if ($count > $limit || $count == Erfurt_Store::COUNT_NOT_SUPPORTED) {
// previous page exists
if ($page > 1) {
if (self::$_options['show_first_last']) {
self::$_url->{self::$_options['page_param']} = 1;
self::$_url->limit = $limit;
$pagerLinks[] = sprintf('<a class="minibutton" href="%s">%s</a>', self::$_url, self::$firstHtml . $translate->_('First'));
}
self::$_url->{self::$_options['page_param']} = $page - 1;
self::$_url->limit = $limit;
$pagerLinks[] = sprintf('<a class="minibutton" href="%s">%s</a>', self::$_url, self::$prevHtml . $translate->_('Previous'));
} else {
if (self::$_options['show_first_last']) {
$pagerLinks[] = sprintf('<a class="disabled minibutton">%s</a>', self::$firstHtml . $translate->_('First'));
}
$pagerLinks[] = sprintf('<a class="disabled minibutton">%s</a>', self::$prevHtml . $translate->_('Previous'));
}
// individual page links
if ($count != null) {
if (self::$_options['show_first_last']) {
$maxLinksAsym = floor(self::$_options['max_page_links'] / 2);
$offset = 0;
} else {
// first and last links are disabled, so always show first and last individual page
$maxLinksAsym = floor((self::$_options['max_page_links'] - 2) / 2);
self::$_url->{self::$_options['page_param']} = 1;
self::$_url->limit = $limit;
if ($page == 1) {
$pagerLinks[] = '<a class="selected minibutton">1</a>';
} else {
$pagerLinks[] = '<a class="minibutton" href="' . self::$_url . '">1</a>';
}
$offset = 1;
// if there is a gap, show dots
if ($page - $maxLinksAsym > 2) {
$pagerLinks[] = '…';
}
}
if ($count === Erfurt_Store::COUNT_NOT_SUPPORTED) {
for ($i = max(1 + $offset, $page - $maxLinksAsym); $i <= $page; ++$i) {
self::$_url->{self::$_options['page_param']} = $i;
self::$_url->limit = $limit;
if ($page == $i) {
$pagerLinks[] = '<a class="selected minibutton">' . $i . '</a>';
} else {
$pagerLinks[] = '<a class="minibutton" href="' . self::$_url . '">' . $i . '</a>';
}
}
} else {
$forLoopTest = min(ceil($count / $limit) - $offset, $page + $maxLinksAsym);
for ($i = max(1 + $offset, $page - $maxLinksAsym); $i <= $forLoopTest; ++$i) {
self::$_url->{self::$_options['page_param']} = $i;
self::$_url->limit = $limit;
if ($page == $i) {
$pagerLinks[] = '<a class="selected minibutton">' . $i . '</a>';
} else {
$pagerLinks[] = '<a class="minibutton" href="' . self::$_url . '">' . $i . '</a>';
}
}
}
if (!self::$_options['show_first_last'] && $count !== Erfurt_Store::COUNT_NOT_SUPPORTED) {
self::$_url->{self::$_options['page_param']} = (int) ceil($count / $limit);
self::$_url->limit = $limit;
if (self::$_url->{self::$_options['page_param']} - $page > 2) {
$pagerLinks[] = '…';
}
if ($page == self::$_url->{self::$_options['page_param']}) {
$pagerLinks[] = '<a class="selected minibutton">' . self::$_url->{self::$_options['page_param']} . '</a>';
} else {
$pagerLinks[] = '<a class="minibutton" href="' . self::$_url . '">' . self::$_url->{self::$_options['page_param']} . '</a>';
}
}
}
// next page exists
if ($count > $page * $limit || $count == Erfurt_Store::COUNT_NOT_SUPPORTED && $itemsOnPage === $limit) {
self::$_url->{self::$_options['page_param']} = $page + 1;
self::$_url->limit = $limit;
$pagerLinks[] = sprintf('<a class="minibutton" href="%s">%s</a>', self::$_url, $translate->_('Next') . self::$nextHtml);
if (self::$_options['show_first_last']) {
self::$_url->{self::$_options['page_param']} = (int) ceil($count / $limit);
self::$_url->limit = $limit;
$pagerLinks[] = sprintf('<a class="minibutton" href="%s">%s</a>', self::$_url, $translate->_('Last') . self::$lastHtml);
}
} else {
$pagerLinks[] = sprintf('<a class="disabled minibutton">%s</a>', $translate->_('Next') . self::$nextHtml);
if (self::$_options['show_first_last']) {
$pagerLinks[] = sprintf('<a class="disabled minibutton">%s</a>', $translate->_('Last') . self::$lastHtml);
}
}
$ret = '<ul>';
foreach ($pagerLinks as $link) {
$ret .= '<li>' . $link . '</li>';
}
$ret .= '</ul>';
return $ret;
}
}
