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); }