url.php
<?php header('Content-Type:text/html;charset=utf-8');
/**
* 生成分类信息中的筛选菜单
* @param $field 字段名称
* @param $modelid 模型ID
* @param $diyarr 数据包
* @param $isall 是否显示全部
*/
function info_filters($field = '',$diyarr = array(),$groups=array(),$isall = 1) {
$options = $diyarr;
$field_value = isset($_GET[$field])?intval($_GET[$field]):'';
foreach($options as $k=>$v) {
$option[$k]['name'] = $v;
$option[$k]['value'] = $k;
$option[$k]['url'] = info_filters_url($field,array($field=>$k),$groups);
$option[$k]['menu'] = $field_value == $k ? '<a>'.$v.'</a>' : '<a>'.$v.'</a>';
}
if ($isall) {
$all['name'] = '全部';
$all['url'] = info_filters_url($field,array($field=>''),$groups);
$all['menu'] = $field_value == '' ? '<a>'.$all['name'].'</a>' : '<a>'.$all['name'].'</a>';
array_unshift($option,$all);
}
return $option;
}
/**
* 构造筛选URL
*/
function info_filters_url($fieldname, $array=array(),$fields=array(), $isphp = 0) {
if(empty($array)) {
$array = $_GET;
} else {
$array = array_merge($_GET,$array);
}
//TODO
if(is_array($fields) && !empty($fields)) {
ksort($fields);
$urlpars ='';
foreach ($fields as $_v=>$_k) {
$urlpars .= '&'.$_v.'={$'.$_v.'}';
}
}
$urlrule ='urlurl.php?m=content&c=index&a=lists&catid=1'.$urlpars;
//根据get传值构造URL
if (is_array($array)) foreach ($array as $_k=>$_v) {
if($_k=='page') $_v=1;
$_findme[] = '/{\$'.$_k.'}/';
$_v = intval($_v);
$_replaceme[] = $_v;
}
//构造排除该字段名称的正则
$filter = '';
$_findme[] = '/{\$'.$filter.'([a-z0-9_]+)}/';
$_replaceme[] = '';
$urlrule = preg_replace($_findme, $_replaceme, $urlrule);
return $urlrule;
}
?>
<style>
a{ color:#333333;}
.hover{ color:#FF0000;}
</style>
<div>
<div>
<?php
$groups = array(
'dest'=>array(1=>'北京',2=>'上海',3=>'天津'),
'action'=>array(1=>'香港',2=>'澳门',3=>'台湾')
);
$dest_list = info_filters('dest',$groups['dest'],$groups);
$action_list = info_filters('action',$groups['action'],$groups);
echo '<span>出发城市：';
foreach($dest_list as $val){
echo $val['menu'].' ';
}
echo '<br><span>目标城市：';
foreach($action_list as $val){
echo $val['menu'].' ';
}
?>
</span></span>
</div>
</div>
