> function city_ip($ip) {
> $url = ‘http://int.dpool.sina.com.cn/iplookup/iplookup.php?format=js&ip=‘ . $ip;
> $f = new SaeFetchurl();
> $str = $f->fetch($url);
> preg_match(‘|var remote_ip_info =(.*)\;|’,$str,$ar);
> $obj = json_decode($ar[1]);
> $city =$obj->city;
> return $city;
> }

> if(!empty( $keyword ))
> {
> $msgType = “text”;
> $wel = “百度查正在为你服务，暂时只支持单词翻译及IP查询，手机号查询，支持日语，韩语译成中文。(以后会增加身份证等查询。)”;
> $format = “查ip 请用英文 ,+ip ;”.”\n”.”翻译单词请直接发送单词。”.”\n”.”查手机号归属地请用英文 .+手机号”.”\n”.”（例如： ,58.243.79.221 방귀 .15850781443 ）”;
> $contentStr = $wel.”\n\n”.$format;
> if($keyword == “h” || $keyword == “Hello2BizUser”)
> {
> $contentStr = $format;
> }
> else
> {
> $key1 = substr($keyword,0,1);
> $key2 = substr($keyword,1);
> if($key1 == “,” || $key1 == “，”)
> {
> $city_name = city_ip($key2);//用户发来的IP
> if($city_name !== “”)
> $contentStr = $city_name;
> else
> $contentStr = “未查到有关信息或输入有误！”;
> }
> else if($key1 == “.” || $key1 == “。”)
>
> $contentStr = taobao_m($key2);
>
> else if($key1 != “,” && $key1 != “.”)
>
> $contentStr = youdao($keyword);//用户发来的词汇
> else
> $contentStr = $wel.”\n\n”.$format;
> }
> $contentStr .= “\n发送h,查看使用帮助”;
> $resultStr = sprintf($textTpl, $fromUsername, $toUsername, $time, $msgType, $contentStr);
> echo $resultStr;
> }else{