<?php
// Пагинация
class pag{
	public function getPages($count,$page,$link,$sub = '?'){
		$count_pages = ceil($count);
		$active = $page;
		$count_show_pages = 10;
		$url = $link;
		$url_page = $url.$sub."page=";
		$pags = '';
		if ($count_pages > 1) {
			$left = $active - 1;
			$right = $count_pages - $active;
			if ($left < floor($count_show_pages / 2)) $start = 1;
			else $start = $active - floor($count_show_pages / 2);
			$end = $start + $count_show_pages - 1;
			if ($end > $count_pages) {
				$start -= ($end - $count_pages);
				$end = $count_pages;
				if ($start < 1) $start = 1;
			}
			if ($active != 1) {
				$pags .= '<li><a href="'.$url.'"><i class="fa fa-angle-double-left"></i></a></li>';
				$pags .= '<li><a href="'.(($active == 2)? $url : $url_page.($active - 1)).'"><i class="fa fa-angle-left"></i></a></li>';
			}
			for ($i = $start; $i <= $end; $i++) {
				if ($i == $active) {
					$pags .= '<li class="active"><a>'.$i.'</a></li>';
				}else {
					$pags .= '<li><a href="'.(($i == 1)? $url : $url_page.$i).'">'.$i.'</a></li>';
				}
			}
			if ($active != $count_pages) {
				$pags .= '<li><a href="'.$url_page.($active + 1).'"><i class="fa fa-angle-right"></i></a></li>';
				$pags .= '<li><a href="'.$url_page.$count_pages.'"><i class="fa fa-angle-double-right"></i></a></li>';
			}
		}
		return $pags;
	}
}