phpcms的栏目缓存无限级罗列展示处理方法

<?php$a = include_once('D:\\web\\www\\phpcms.test\\caches\\caches_commons\\caches_data\\category_content_3.cache.php');function getNav($cid){//组织导航global $a;$n = array();if (empty($cid) || empty($a[$cid])) return $n;//当前$n[] = "<a href=\"?cid={$cid}\">{$a[$cid]['catname']}</a>";if ($a[$cid]['parentid']) {//有父id//前面的在当前前面$n = array_merge(getNav($a[$cid]['parentid']), $n);}return $n;}$cid = (int)$_GET['cid'];$n = getNav($cid);echo "<a href=\"?cid={$cid}\">chrd</a>>" .implode('>', $n);echo '<p>kkkkk</p>';function doTop($cid){//顶级的处理global $a;$n = array();$n[] = "<a href=\"?cid={$cid}\">{$a[$cid]['catname']}</a>";//顶级本身//如果需要把同顶级的栏目罗列在这里处理return implode('|', $n);}function getSub($cid, $focusId = 0){//取子类+有父就递归global $a;$n = array();if (empty($a[$cid])) return $n;//数组无cid$pid = (int)$a[$cid]['parentid'];//父id$cs = $a[$cid]['arrchildid'];//子类id!empty($cs) && ($cs = explode(',', $cs) );if (empty($pid)) {//顶级父类处理$n[] = doTop($cid);} else {//有父类$n = array_merge(getSub($pid, $cid), $n);//合并时,父条在前}if (!empty($cs)) {//有子类$sn = array();$pInSub = 0;$sub = 0;//是否有子类foreach ($cs as $c) {//只使用子类,顶级及本身与孙类排除if (0 == $c ){ //顶级?//echo '0';continue;}if (empty($a[$c])) { //数组中没保存到//echo '2';continue;}if ($cid == $c) {//本身//echo '3';continue;}if ($cid != $a[$c]['parentid']) {//孙级,pid不是自己//echo 'p';continue;}$sub = 1;//有子类if ( $focusId && ($focusId == $c) ) {$pInSub = 1;//是否出现在子类中$lf = '<span class="focusCatid">[';$rf = ']</span>';} else {$lf = $rf = '';}$sn[] = "{$lf}<a class=\"catId\" href=\"?cid={$c}\">{$a[$c]['catname']}</a>{$rf}";}if (!$pInSub) {//不出现在子类中,高亮全部$lf = '<span class="focusCatid">[';$rf = ']</span>';} else {$lf = $rf = '';}$all = $sub ? "{$lf}<a class=\"catId\" href=\"?cid={$cid}\">全部</a>{$rf}|" : '';//本子类的全部就是本子类的上级$n[] = $all. implode('|', $sn);}return $n;}$n = getSub($cid);echo empty($n) ? '无' : implode('<hr >', $n);

如果有必要可以转化成js的处理.听说seo不懂js.想法是把它们的链接先include到html中,只给搜索引擎捉?再js处理这块,

展现效果大概如下

临时帮同事写的,详细的考虑没有想.粗测试了一下,应该没有问题.