php中模拟POST提交数据两种方法_PHP教程

$post_data = array();
$post_data['clientname'] = "test08";
$post_data['clientpasswd'] = "test08";
$post_data['submit'] = "submit";
$url='http://xxx.xxx.xxx.xx/xx/xxx/top.php';
$o="";
foreach ($post_data as $k=>$v)
{
    $o.= "$k=".urlencode($v)."&";
}
$post_data=substr($o,0,-1);
$ch = curl_init();
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_HEADER, 0);
curl_setopt($ch, CURLOPT_URL,$url);
//为了支持cookie
curl_setopt($ch, CURLOPT_COOKIEJAR, 'cookie.txt');
curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
$result = curl_exec($ch);

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<?php

function checklogin( $user, $password )
 {
 if ( empty( $user ) || empty( $password ) )
 {
 return 0;
 }
 $ch = curl_init( );
 curl_setopt( $ch, CURLOPT_REFERER, "http://mail.sina.com.cn/index.html" );
 curl_setopt( $ch, CURLOPT_HEADER, true );
 curl_setopt( $ch, CURLOPT_RETURNTRANSFER, true );
 curl_setopt( $ch, CURLOPT_USERAGENT, USERAGENT );
 curl_setopt( $ch, CURLOPT_COOKIEJAR, COOKIEJAR );
 curl_setopt( $ch, CURLOPT_TIMEOUT, TIMEOUT );
 curl_setopt( $ch, CURLOPT_URL, "http://mail.sina.com.cn/cgi-bin/login.cgi" );
 curl_setopt( $ch, CURLOPT_POST, true );
 curl_setopt( $ch, CURLOPT_POSTFIELDS, "&logintype=uid&u=".urlencode( $user )."&psw=".$password );
 $contents = curl_exec( $ch );
 curl_close( $ch );
 if ( !preg_match( "/Location: (.*)/cgi/index.php?check_time=(.*)n/", $contents, $matches ) )
 {
 return 0;
 }else{
 return 1;
 }
 }

 define( "USERAGENT", $_SERVER['HTTP_USER_AGENT'] );
 define( "COOKIEJAR", tempnam( "/tmp", "cookie" ) );
 define( "TIMEOUT", 500 );

 echo checklogin("zhangying215","xtaj227");
 ?>

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$URL=‘http://xxx.xxx.xxx.xx/xx/xxx/top.php';
$post_data['clientname'] = "test08";
$post_data['clientpasswd'] = "test08";
$post_data['submit'] = "ログイン";
$referrer="";
// parsing the given URL
$URL_Info=parse_url($URL);
// Building referrer
if($referrer=="") // if not given use this script as referrer
$referrer=$_SERVER["SCRIPT_URI"];
 
// making string from $data
foreach($post_data as $key=>$value)
$values[]="$key=".urlencode($value);
 
$data_string=implode("&",$values);
// Find out which port is needed - if not given use standard (=80)
if(!isset($URL_Info["port"]))
$URL_Info["port"]=80;
// building POST-request:
$request.="POST ".$URL_Info["path"]." HTTP/1.1n";
$request.="Host: ".$URL_Info["host"]."n";
$request.="Referer: $referrern";
$request.="Content-type: application/x-www-form-urlencodedn";
$request.="Content-length: ".strlen($data_string)."n";
$request.="Connection: closen";
$request.="n";
$request.=$data_string."n";
$fp = fsockopen($URL_Info["host"],$URL_Info["port"]);
fputs($fp, $request);
while(!feof($fp)) {
    $result .= fgets($fp, 128);
}
fclose($fp);