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53258ad278
git-svn-id: https://webim.svn.sourceforge.net/svnroot/webim/trunk@216 c66351dc-e62f-0410-b875-e3a5c0b9693f
98 lines
3.1 KiB
PHP
98 lines
3.1 KiB
PHP
<?php
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/*
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* This file is part of Web Instant Messenger project.
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*
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* Copyright (c) 2005-2008 Web Messenger Community
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* All rights reserved. This program and the accompanying materials
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* are made available under the terms of the Eclipse Public License v1.0
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* which accompanies this distribution, and is available at
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* http://www.eclipse.org/legal/epl-v10.html
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*
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* Contributors:
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* Evgeny Gryaznov - initial API and implementation
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*/
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$pagination_spacing = " ";
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$links_on_page = 5;
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function generate_pagination_link($page,$title) {
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$lnk = $_SERVER['REQUEST_URI'];
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$href = preg_replace("/\?page=\d+\&/", "?", preg_replace("/\&page=\d+/", "", $lnk));
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$href .= strstr($href,"?") ? "&page=$page" : "?page=$page";
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return "<a href=\"$href\" class=\"pagelink\">$title</a>";
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}
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function generate_pagination_image($id) {
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global $webimroot;
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return "<img src=\"$webimroot/images/$id.gif\" border=\"0\"/>";
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}
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function setup_pagination($items,$default_items_per_page=15) {
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global $page;
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if( $items ) {
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$items_per_page = verifyparam("items", "/^\d{1,3}$/", $default_items_per_page);
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if( $items_per_page < 2 )
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$items_per_page = 2;
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$total_pages = div(count($items) + $items_per_page - 1, $items_per_page);
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$curr_page = verifyparam("page", "/^\d{1,6}$/", 1);
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if( $curr_page < 1 )
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$curr_page = 1;
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if( $curr_page > $total_pages )
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$curr_page = $total_pages;
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$start_index = ($curr_page-1)*$items_per_page;
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$end_index = min($start_index+$items_per_page, count($items));
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$page['pagination.items'] = array_slice($items, $start_index, $end_index-$start_index);
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$page['pagination'] =
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array( "page" => $curr_page, "items" => $items_per_page, "total" => $total_pages,
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"count" => count($items), "start" => $start_index, "end" => $end_index );
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} else {
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$page['pagination.items'] = false;
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$page['pagination'] = true;
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}
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}
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function setup_empty_pagination() {
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global $page;
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$page['pagination.items'] = false;
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$page['pagination'] = false;
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}
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function generate_pagination($pagination) {
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global $pagination_spacing, $links_on_page;
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$result = getlocal2("tag.pagination.info",
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array($pagination['page'],$pagination['total'],$pagination['start']+1,$pagination['end'],$pagination['count']))."<br/>";
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if( $pagination['total'] > 1 ) {
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$result.="<br/><div class='pagination'>";
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$curr_page = $pagination['page'];
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$minPage = max( $curr_page - $links_on_page, 1 );
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$maxPage = min( $curr_page + $links_on_page, $pagination['total'] );
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if( $curr_page > 1 ) {
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$result .= generate_pagination_link($curr_page-1, generate_pagination_image("prevpage")).$pagination_spacing;
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}
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for($i = $minPage; $i <= $maxPage; $i++ ) {
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$title = abs($curr_page-$i) >= $links_on_page && $i != 1 ? "..." : $i;
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if( $i != $curr_page)
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$result .= generate_pagination_link($i, $title);
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else
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$result .= "<span class=\"pagecurrent\">$title</span>";
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if( $i < $maxPage )
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$result .= $pagination_spacing;
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}
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if( $curr_page < $pagination['total'] ) {
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$result .= $pagination_spacing.generate_pagination_link($curr_page+1, generate_pagination_image("nextpage"));
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}
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$result.="</div>";
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}
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return $result;
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}
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?>
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