/source/class/helper/helper_page.php
PHP | 150 lines | 127 code | 17 blank | 6 comment | 54 complexity | ad55484ffc6fc9c5c51ebbb73c5c6dfe MD5 | raw file
Possible License(s): BSD-3-Clause
- <?php
- /**
- * [Discuz!] (C)2001-2099 Comsenz Inc.
- * This is NOT a freeware, use is subject to license terms
- *
- * $Id: helper_page.php 33126 2013-04-26 09:56:46Z nemohou $
- */
- if(!defined('IN_DISCUZ')) {
- exit('Access Denied');
- }
- class helper_page {
- public static function multi($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = 10, $autogoto = FALSE, $simple = FALSE, $jsfunc = FALSE) {
- global $_G;
- $ajaxtarget = !empty($_GET['ajaxtarget']) ? " ajaxtarget=\"".dhtmlspecialchars($_GET['ajaxtarget'])."\" " : '';
- $a_name = '';
- if(strpos($mpurl, '#') !== FALSE) {
- $a_strs = explode('#', $mpurl);
- $mpurl = $a_strs[0];
- $a_name = '#'.$a_strs[1];
- }
- if($jsfunc !== FALSE) {
- $mpurl = 'javascript:'.$mpurl;
- $a_name = $jsfunc;
- $pagevar = '';
- } else {
- $pagevar = 'page=';
- }
- if(defined('IN_ADMINCP')) {
- $shownum = $showkbd = TRUE;
- $showpagejump = FALSE;
- $lang['prev'] = '‹‹';
- $lang['next'] = '››';
- } else {
- $shownum = $showkbd = FALSE;
- $showpagejump = TRUE;
- if(defined('IN_MOBILE') && !defined('TPL_DEFAULT')) {
- $lang['prev'] = lang('core', 'prevpage');
- $lang['next'] = lang('core', 'nextpage');
- } else {
- $lang['prev'] = ' ';
- $lang['next'] = lang('core', 'nextpage');
- }
- $lang['pageunit'] = lang('core', 'pageunit');
- $lang['total'] = lang('core', 'total');
- $lang['pagejumptip'] = lang('core', 'pagejumptip');
- }
- if(defined('IN_MOBILE') && !defined('TPL_DEFAULT')) {
- $dot = '..';
- $page = intval($page) < 10 && intval($page) > 0 ? $page : 4 ;
- } else {
- $dot = '...';
- }
- $multipage = '';
- if($jsfunc === FALSE) {
- $mpurl .= strpos($mpurl, '?') !== FALSE ? '&' : '?';
- }
- $realpages = 1;
- $_G['page_next'] = 0;
- $page -= strlen($curpage) - 1;
- if($page <= 0) {
- $page = 1;
- }
- if($num > $perpage) {
- $offset = floor($page * 0.5);
- $realpages = @ceil($num / $perpage);
- $curpage = $curpage > $realpages ? $realpages : $curpage;
- $pages = $maxpages && $maxpages < $realpages ? $maxpages : $realpages;
- if($page > $pages) {
- $from = 1;
- $to = $pages;
- } else {
- $from = $curpage - $offset;
- $to = $from + $page - 1;
- if($from < 1) {
- $to = $curpage + 1 - $from;
- $from = 1;
- if($to - $from < $page) {
- $to = $page;
- }
- } elseif($to > $pages) {
- $from = $pages - $page + 1;
- $to = $pages;
- }
- }
- $_G['page_next'] = $to;
- $multipage = ($curpage - $offset > 1 && $pages > $page ? '<a href="'.(self::mpurl($mpurl, $pagevar, 1)).$a_name.'" class="first"'.$ajaxtarget.'>1 '.$dot.'</a>' : '').
- ($curpage > 1 && !$simple ? '<a href="'.(self::mpurl($mpurl, $pagevar, $curpage - 1)).$a_name.'" class="prev"'.$ajaxtarget.'>'.$lang['prev'].'</a>' : '');
- for($i = $from; $i <= $to; $i++) {
- $multipage .= $i == $curpage ? '<strong>'.$i.'</strong>' :
- '<a href="'.(self::mpurl($mpurl, $pagevar, $i)).($ajaxtarget && $i == $pages && $autogoto ? '#' : $a_name).'"'.$ajaxtarget.'>'.$i.'</a>';
- }
- $wml = defined('IN_MOBILE') && IN_MOBILE == 3;
- $jsurl = '';
- if(($showpagejump || $showkbd) && !$simple && !$ajaxtarget && !$wml) {
- $jsurl = $mpurl.(strpos($mpurl, '{page}') !== false ? '\'.replace(\'{page}\', this.value == 1 ? \'\' : this.value)': $pagevar.'\'+this.value;').'; doane(event);';
- }
- $multipage .= ($to < $pages ? '<a href="'.(self::mpurl($mpurl, $pagevar, $pages)).$a_name.'" class="last"'.$ajaxtarget.'>'.$dot.' '.$realpages.'</a>' : '').
- ($showpagejump && !$simple && !$ajaxtarget && !$wml ? '<label><input type="text" name="custompage" class="px" size="2" title="'.$lang['pagejumptip'].'" value="'.$curpage.'" onkeydown="if(event.keyCode==13) {window.location=\''.$jsurl.'}" /><span title="'.$lang['total'].' '.$pages.' '.$lang['pageunit'].'"> / '.$pages.' '.$lang['pageunit'].'</span></label>' : '').
- ($curpage < $pages && !$simple ? '<a href="'.(self::mpurl($mpurl, $pagevar, $curpage + 1)).$a_name.'" class="nxt"'.$ajaxtarget.'>'.$lang['next'].'</a>' : '').
- ($showkbd && !$simple && $pages > $page && !$ajaxtarget && !$wml ? '<kbd><input type="text" name="custompage" size="3" onkeydown="if(event.keyCode==13) {window.location=\''.$jsurl.'}" /></kbd>' : '');
- $multipage = $multipage ? '<div class="pg">'.($shownum && !$simple ? '<em> '.$num.' </em>' : '').$multipage.'</div>' : '';
- }
- $maxpage = $realpages;
- return $multipage;
- }
- public static function mpurl($mpurl, $pagevar, $page) {
- if(strpos($mpurl, '{page}') !== false) {
- return trim(str_replace('{page}', ($page == 1 ? '' : $page), $mpurl), '?');
- } else {
- $separator = '';
- if($pagevar[0] !== '&' && $pagevar[0] !== '?') {
- if(strpos($mpurl, '?') !== FALSE) {
- $separator = '';
- } else {
- $separator = '?';
- }
- }
- return $mpurl.$separator.$pagevar.$page;
- }
- }
- public static function simplepage($num, $perpage, $curpage, $mpurl) {
- $return = '';
- $lang['next'] = lang('core', 'nextpage');
- $lang['prev'] = lang('core', 'prevpage');
- $next = $num == $perpage ? '<a href="'.(self::mpurl($mpurl, '&page=', $curpage + 1)).'" class="nxt">'.$lang['next'].'</a>' : '';
- $prev = $curpage > 1 ? '<span class="pgb"><a href="'.(self::mpurl($mpurl, '&page=', $curpage - 1)).'">'.$lang['prev'].'</a></span>' : '';
- if($next || $prev) {
- $return = '<div class="pg">'.$prev.$next.'</div>';
- }
- return $return;
- }
- }
- ?>