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Refactoring Paginator.

This commit is contained in:
Taylor Otwell 2011-07-21 08:51:10 -07:00
parent 556fff9ff0
commit 539eb28c2c
1 changed files with 12 additions and 14 deletions
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26
system/paginator.php
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@ -57,8 +57,7 @@ public function __construct($results, $total, $per_page)
/**
* Get the current page from the request query string.
*
* The page will be validated and adjusted if it is less than 1 or
* greater than the last page number.
* The page will be validated and adjusted if it is less than one or greater than the last page.
*
* @param int $total
* @param int $per_page
@ -98,15 +97,16 @@ public function links($language = null, $adjacent = 3)
/**
* Generate the HTML numeric page links.
*
* If there are not enough pages to make it worth sliding, all of the pages will be listed.
*
* Note: "7" is added to the adjacent range to account for the seven constant elements
* in a slider: the first and last two links, the current page, and the two "..." strings.
*
* @param int $adjacent
* @return string
*/
public function numbers($adjacent = 3)
private function numbers($adjacent = 3)
{
// If there are not enough pages to make it worth sliding, we will show all of the pages.
//
// We add "7" for the constant elements in a slider: the first and last two links, the
// current page, and the two "..." strings.
return ($this->last_page() < 7 + ($adjacent * 2)) ? $this->range(1, $this->last_page()) : $this->slider($adjacent);
}
@ -116,18 +116,16 @@ public function numbers($adjacent = 3)
* @param int $adjacent
* @return string
*/
protected function slider($adjacent)
private function slider($adjacent)
{
$pagination = '';
if ($this->page <= $adjacent * 2)
{
// Buffer the current page with four pages to the right. Any more pages will interfere with hiding.
$pagination .= $this->range(1, 4 + ($adjacent * 2)).$this->ending();
}
elseif ($this->page >= $this->last_page() - ($adjacent * 2))
{
// Buffer with at least two pages to the left of the current page.
$pagination .= $this->beginning().$this->range($this->last_page() - 2 - ($adjacent * 2), $this->last_page());
}
else
@ -179,7 +177,7 @@ public function next($language = null)
*
* @return string
*/
protected function beginning()
private function beginning()
{
return $this->range(1, 2).'<span class="dots">...</span>';
}
@ -189,7 +187,7 @@ protected function beginning()
*
* @return string
*/
protected function ending()
private function ending()
{
return '<span class="dots">...</span>'.$this->range($this->last_page() - 1, $this->last_page());
}
@ -199,7 +197,7 @@ protected function ending()
*
* @return int
*/
protected function last_page()
private function last_page()
{
return ceil($this->total / $this->per_page);
}
@ -213,7 +211,7 @@ protected function last_page()
* @param int $end
* @return string
*/
protected function range($start, $end)
private function range($start, $end)
{
$pages = '';