59 lines
1.7 KiB
PHP
59 lines
1.7 KiB
PHP
<?php
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/**
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* @package system.widgets
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*/
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namespace ctiso\View;
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class Pages
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{
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static int $range = 5;
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static function getPages($page, $onpage, $count, $prefix = '?')
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{
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$n = ceil($count / $onpage);
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if ($page > $n) $page = $n;
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if ($page < 1) $page = 1;
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$url = 'page=';
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$result = [];
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for ($i = max($page - self::$range, 1); $i <= min($n, $page + self::$range); $i++) {
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$result [] = ['page' => $i, 'href' => ($i != $page) ? self::href($prefix, $url . $i) : false];
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}
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return [
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'all' => ($n > 1),
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'list' => $result,
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'first' => self::href($prefix, $url . 1),
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'last' => self::href($prefix, $url . $n),
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'next' => ($page == $n)? false : self::href($prefix, $url . ($page + 1)) ,
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'prev' => ($page == 1)? false : self::href($prefix, $url . ($page - 1))];
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}
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/**
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* @deprecated
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* @param $page int номер страницы
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* @param $onpage int количество элем на странице
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* @return string
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*/
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static function getLimit($page/*: number*/, $onpage/*: number*/) {
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if ($page <= 0) { $page = 1; }
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return "LIMIT $onpage OFFSET " . ($page - 1) * $onpage;
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}
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/**
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* @param $page int номер страницы
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* @param $onpage int количество элем на странице
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* @return array
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*/
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static function _getLimit($page, $onpage) {
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if ($page <= 0) { $page = 1; }
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return [
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'count' => $onpage,
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'start' => ($page - 1) * $onpage,
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];
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}
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static function href($prefix, $x) {
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return $prefix . $x;
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}
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}
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