利用Curl、socket POST数据

<?php

/**

* Socket版本

* 使用方法：

* $post_string = "app=socket&version=beta";

* request_by_socket('facebook.cn','/restServer.php',$post_string);

*/

function request_by_socket($remote_server,$remote_path,$post_string,$port = 80,$timeout = 30){

    $socket = fsockopen($remote_server,$port,$errno,$errstr,$timeout);

    if (!$socket) die("$errstr($errno)");

   

    fwrite($socket,"POST $remote_path HTTP/1.0\r\n");

    fwrite($socket,"User-Agent: Socket Example\r\n");

    fwrite($socket,"HOST: $remote_server\r\n");

    fwrite($socket,"Content-type: application/x-www-form-urlencoded\r\n");

    fwrite($socket,"Content-length: ".strlen($post_string)."\r\n");

    fwrite($socket,"Accept:*/*\r\n");

    fwrite($socket,"\r\n");

    fwrite($socket,"$post_string\r\n");

    fwrite($socket,"\r\n");

   

    $header = "";

    while ($str = trim(fgets($socket,4096))) {

        $header.=$str;

    }

   

    $data = "";

    while (!feof($socket)) {

        $data .= fgets($socket,4096);

    }

   

    return $data;

}

/**

* Curl版本

* 使用方法：

* $post_string = "app=request&version=beta";

* request_by_curl('http://facebook.cn/restServer.php',$post_string);

*/

function request_by_curl($remote_server,$post_string){

    $ch = curl_init();

    curl_setopt($ch,CURLOPT_URL,$remote_server);

    curl_setopt($ch,CURLOPT_POSTFIELDS,$post_string);

    curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);

    curl_setopt($ch,CURLOPT_USERAGENT,"Jimmy's CURL Example beta");

    $data = curl_exec($ch);

    curl_close($ch);

    return $data;

}

/**

* 其它版本

* 使用方法：

* $post_string = "app=request&version=beta";

* request_by_other('http://facebook.cn/restServer.php',$post_string);

*/

function request_by_other($remote_server,$post_string){

    $context = array(

        'http'=>array(

            'method'=>'POST',

            'header'=>'Content-type: application/x-www-form-urlencoded'."\r\n".

                      'User-Agent : Jimmy\'s POST Example beta'."\r\n".

                      'Content-length: '.strlen($post_string),

            'content'=>$post_string)

        );

    $stream_context = stream_context_create($context);

    $data = file_get_contents($remote_server,FALSE,$stream_context);

    return $data;

}