82 lines
2.5 KiB
PHP
82 lines
2.5 KiB
PHP
<?php
|
|
class Themelet extends BaseThemelet {
|
|
/**
|
|
* @param Page $page
|
|
* @param string $base
|
|
* @param string $query
|
|
* @param int $page_number
|
|
* @param int $total_pages
|
|
* @param bool $show_random
|
|
*/
|
|
public function display_paginator(Page $page, $base, $query, $page_number, $total_pages, $show_random = FALSE) {
|
|
if($total_pages == 0) $total_pages = 1;
|
|
$body = $this->build_paginator($page_number, $total_pages, $base, $query);
|
|
$page->add_block(new Block(null, $body, "main", 90));
|
|
}
|
|
|
|
/**
|
|
* @param string $base_url
|
|
* @param string $query
|
|
* @param int|string $page
|
|
* @param string $name
|
|
* @return string
|
|
*/
|
|
private function gen_page_link($base_url, $query, $page, $name) {
|
|
$link = make_link("$base_url/$page", $query);
|
|
return "<a href='$link'>$name</a>";
|
|
}
|
|
|
|
/**
|
|
* @param string $base_url
|
|
* @param string $query
|
|
* @param int|string $page
|
|
* @param int|string $current_page
|
|
* @param string $name
|
|
* @return string
|
|
*/
|
|
private function gen_page_link_block($base_url, $query, $page, $current_page, $name) {
|
|
$paginator = "";
|
|
if($page == $current_page) $paginator .= "<b>$page</b>";
|
|
else $paginator .= $this->gen_page_link($base_url, $query, $page, $name);
|
|
return $paginator;
|
|
}
|
|
|
|
/**
|
|
* @param int $current_page
|
|
* @param int $total_pages
|
|
* @param string $base_url
|
|
* @param string $query
|
|
* @return string
|
|
*/
|
|
private function build_paginator($current_page, $total_pages, $base_url, $query) {
|
|
$next = $current_page + 1;
|
|
$prev = $current_page - 1;
|
|
|
|
$at_start = ($current_page <= 3 || $total_pages <= 3);
|
|
$at_end = ($current_page >= $total_pages -2);
|
|
|
|
$first_html = $at_start ? "" : $this->gen_page_link($base_url, $query, 1, "1");
|
|
$prev_html = $at_start ? "" : $this->gen_page_link($base_url, $query, $prev, "<<");
|
|
$next_html = $at_end ? "" : $this->gen_page_link($base_url, $query, $next, ">>");
|
|
$last_html = $at_end ? "" : $this->gen_page_link($base_url, $query, $total_pages, "$total_pages");
|
|
|
|
$start = $current_page-2 > 1 ? $current_page-2 : 1;
|
|
$end = $current_page+2 <= $total_pages ? $current_page+2 : $total_pages;
|
|
|
|
$pages = array();
|
|
foreach(range($start, $end) as $i) {
|
|
$pages[] = $this->gen_page_link_block($base_url, $query, $i, $current_page, $i);
|
|
}
|
|
$pages_html = implode(" ", $pages);
|
|
|
|
if(strlen($first_html) > 0) $pdots = "...";
|
|
else $pdots = "";
|
|
|
|
if(strlen($last_html) > 0) $ndots = "...";
|
|
else $ndots = "";
|
|
|
|
return "<div id='paginator'>$prev_html $first_html $pdots $pages_html $ndots $last_html $next_html</div>";
|
|
}
|
|
}
|
|
|