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=3600*3){
self::get_($cache_file);
}
$arr=unserialize(file_get_contents($cache_file));
return $arr;
}
/**
* 获得缓存
*
* @param unknown_type $cache_file
*/
static public function get_($cache_file)
{
$con = file_get_contents(self:domain.self:url);
preg_match('~~s',$con,$table);
preg_match_all('~[tr](.*?)[/tr]~s',$table[1],$trs);
$i=0;
$array = array();
foreach ($trs[1] as $tr)
{
++$i;
preg_match_all('~(.*?)~s',$tr,$tds);
$array[0][] = self::I($tds[1][1]);
$array[1][] = self::I($tds[1][2]);
}
$array[0][1] = self::get_img($array[0][1]);
$array[1][1] = self::get_img($array[1][1]);
file_put_contents($cache_file,serialize($array));
}
/**
* 数据输出测试
*
* @param unknown_type $data
* @param unknown_type $s
*/
static public function P($data,$s=0)
{
echo "";
if (is_array($data))
var_export($data);
else
echo $data;
echo '';
if ($s==0)
exit();
}
/**
* 转码
*
* @param unknown_type $str
* @return unknown
*/
static public function I($str)
{
return iconv('GB2312','UTF-8',$str);
}
/**
* 获得图片的URL,此处可扩展,把图片抓取到本地, 增加访问速度
*
* @param string $str
* @return string
*/
static public function get_img($str)
{
preg_match('~src=["\']?(.*?)["\']? ~s',$str,$p);
return self:($p[1],PATHINFO_BASENAME);
}
}
//print_r();
$weather = weather::get();
echo "
[img][/img]
";
?>
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