php 接口获取公网ip并获取天气接口信息

<?php ???function get_ip(){ ???????//判断服务器是否允许$_SERVER ???????if(isset($_SERVER)){ ???????????????if(isset($_SERVER[‘HTTP_X_FORWARDED_FOR‘])){ ???????????????$realip = $_SERVER[‘HTTP_X_FORWARDED_FOR‘]; ???????????}elseif(isset($_SERVER[‘HTTP_CLIENT_IP‘])) { ???????????????$realip = $_SERVER[‘HTTP_CLIENT_IP‘]; ???????????}else{ ???????????????$realip = $_SERVER[‘REMOTE_ADDR‘]; ???????????} ???????}else{ ???????????//不允许就使用getenv获取 ?????????????if(getenv("HTTP_X_FORWARDED_FOR")){ ?????????????????$realip = getenv( "HTTP_X_FORWARDED_FOR"); ???????????}elseif(getenv("HTTP_CLIENT_IP")) { ?????????????????$realip = getenv("HTTP_CLIENT_IP"); ???????????}else{ ?????????????????$realip = getenv("REMOTE_ADDR"); ???????????} ???????} ???????return $realip; ???} ?????????function getIp(){ ???????$ip = get_ip(); ???????if($ip==‘127.0.0.1‘){ ???????????$myIp = ‘myip‘; ???????} ????????//初始化 ???????$curl = curl_init(); ???????//设置抓取的url ???????curl_setopt($curl, CURLOPT_URL, ‘http://ip.taobao.com/service/getIpInfo.php?ip=‘.$myIp); ???????//设置头文件的信息作为数据流输出 ???????curl_setopt($curl, CURLOPT_HEADER, 0); ???????//设置获取的信息以文件流的形式返回，而不是直接输出。 ???????curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); ???????//执行命令 ???????curl_multi_getcontent( $curl ); ???????$data = curl_exec($curl); ???????//关闭URL请求 ???????curl_close($curl); ???????????????//显示获得的数据 ???????return json_decode($data,true); ???} ???????function weather($chengshi){ ???????$url = ‘http://wthrcdn.etouch.cn/weather_mini?city=‘.urlencode($chengshi); ???????$html = file_get_contents($url); ???????$jsondata = gzdecode($html); ???????$data=json_decode($jsondata,true); ???????$arr=array(); ???????$arr[‘chengshi‘]=$data[‘data‘][‘city‘]; ???????$dangtian=$data[‘data‘][‘forecast‘][0]; ???????$arr[‘gaowen‘]= str_replace("高温 ",null,$dangtian[‘high‘]); ???????$arr[‘diwen‘]= str_replace("低温 ",null,$dangtian[‘low‘]); ???????$arr[‘tianqi‘]=$dangtian[‘type‘]; ???????return $arr; ???} ???????$area = getIp(); ???if(isset($area[‘data‘][‘city‘])){ ???????$city = $area[‘data‘][‘city‘]; ???????$weather = weather($city); ???????print_r($weather); ???}