function pages()
{
global $p;
$url = explode('?', $p->uri);
?>
<div class="pagination-links">
<?php
for ($i = 1; $i <= $this->num_pages; $i++) {
if (!$_GET['page' . $this->i] || $_GET['page' . $this->i] == $i) {
$selected = 'selected';
} else {
$selected = '';
}
$qs = qs_remove('page' . $this->i);
if ($i != 1) {
$qs .= '&page' . $this->i . '=' . $i;
}
?>
<a href="<?php
echo $url[0];
if ($qs) {
echo '?' . $qs;
}
?>
" class="pagination-link <?php
echo $selected;
?>
"><?php
echo $i;
?>
</a>
<?php
}
?>
</div>
<?php
}
/**
* remove one or more variables from a querystring
* <br><br>Example:
* <code>
* <a href="?page=1&<?=qs_remove('page',$_SERVER['QUERY_STRING'])?>">Page 1</a>
* // discard the current $_GET['page'], but retain any additional $_GET values
* <a href="?<?=qs_remove(array('a','b'),'a=1&b=2&c=3')?>">Link</a>
* // result: href="index.php?c=3"
* </code>
* @param string/array $name name(s) of variables to be removed from specified querystring
* @param string $qs querystring possibly containing specific variables to be removed
* @return string returns a querystring less the variables specified to be removed
*/
function qs_remove($name, $qs = null)
{
//return a querystring $qs with the get-value $x removed
// $x may be an array
// i.e. qs_remove("fname",$_SERVER['QUERY_STRING'])
if (!$qs) {
$qs = $_SERVER['QUERY_STRING'];
}
$x = $name;
if (is_array($x)) {
while (list($var, $val) = each($x)) {
$qs = qs_remove($val, $qs);
}
//while
return $qs;
}
//if
parse_str($qs, $parts);
unset($parts[$name]);
return http_build_query($parts);
}
