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phpcms文章筛选分类的方法：
首先，用下面这些代码替换掉phpcms/libs/functions/extention.func.php的内容
<?php /** * extention.func.php 用户自定义函数库 * * @copyright (C) 2005-2010 PHPCMS * @license http://www.phpcms.cn/license/ * @lastmodify 2010-10-27 */ /** * 通过指定keyid形式显示所有联动菜单 * @param $keyid 菜单主id * @param $linkageid 联动菜单id,0调用顶级 * @param $modelid 模型id * @param $fieldname 字段名称 */ function show_linkage($keyid, $linkageid = 0, $modelid = '', $fieldname='zone') { $datas = $infos = $array = array(); $keyid = intval($keyid); $linkageid = intval($linkageid); //当前菜单id $field_value = intval($_GET[$fieldname]); $urlrule = structure_filters_url($fieldname,$array,1,$modelid); if($keyid == 0) return false; $datas = getcache($keyid,'linkage'); $infos = $datas['data']; foreach($infos as $k=>$v){ if($v['parentid']==$field_value){ $array[$k]['name'] = $v['name']; $array[$k]['value'] = $k; $array[$k]['url'] = str_replace('{'.$fieldname.'}',$k,$urlrule); $array[$k]['menu'] = $field_value == $k ? '<em>'.$v['name'].'</em>' : '<a href='.$array[$k]['url'].'>'.$v['name'].'</a>' ; } } return $array; }/** * 构造筛选URL */function structure_filters_url($fieldname,$array=array(),$type = 1,$modelid) { if(empty($array)) { $array = $_GET; } else { $array = array_merge($_GET,$array); } // TODO $fields = getcache('model_field_'.$modelid,'model'); if(is_array($fields) && !empty($fields)) { ksort($fields); foreach ($fields as $_v=>$_k) { if($_k['filtertype'] || $_k['rangetype']) { if(strpos(URLRULE,'.html') === FALSE) $urlpars .= '&'.$_v.'={$'.$_v.'}'; else $urlpars .= '-{$'.$_v.'}'; } } } //后期增加伪静态等其他url规则管理，apache伪静态支持9个参数 if(strpos(URLRULE,'.html') === FALSE) $urlrule =APP_PATH.'index.php?m=content&c=index&a=lists&catid={$catid}'.$urlpars.'&page={$page}' ; else $urlrule =APP_PATH.'list-{$catid}'.$urlpars.'-{$page}.html'; //根据get传值构造URL if (is_array($array)) foreach ($array as $_k=>$_v) { if($_k=='page') $_v=1; if($type == 1) if($_k==$fieldname) continue; $_findme[] = '/{\$'.$_k.'}/'; $_replaceme[] = $_v; } //type 模式的时候，构造排除该字段名称的正则 if($type==1) $filter = '(?!'.$fieldname.'.)'; $_findme[] = '/{\$'.$filter.'([a-z0-9_]+)}/'; $_replaceme[] = ''; $urlrule = preg_replace($_findme, $_replaceme, $urlrule); return $urlrule; } /** * 生成分类信息中的筛选菜单 * @param $field 字段名称 * @param $modelid 模型ID */ function filters($field,$modelid,$diyarr = array()) { $fields = getcache('model_field_'.$modelid,'model'); $options = empty($diyarr) ? explode("\n",$fields[$field]['options']) : $diyarr; $field_value = intval($_GET[$field]); foreach($options as $_k) { $v = explode("|",$_k); $k = trim($v[1]); $option[$k]['name'] = $v[0]; $option[$k]['value'] = $k; $option[$k]['url'] = structure_filters_url($field,array($field=>$k),2,$modelid); $option[$k]['menu'] = $field_value == $k ? '<em>'.$v[0].'</em>' : '<a href='.$option[$k]['url'].'>'.$v[0].'</a>' ; } $all['name']&n