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php模拟post提交数据 网站采集

1.?[代码][PHP]代码?????

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<?<strong>php</strong>
//以程序登陆一个论坛登录为例
function bbslogin($user_login, $password, $host, $port = "80") {
????//需要提交的<a name="baidusnap3"></a><strong>post数据</strong>
????$argv = array('cookie' => array('user_login' => $user_login, 'password' => $password, '_wp_http_referer' => '/bbpress/', 're' => '', 'remember' => true));
????foreach ($argv['cookie'] as $key => $value) {
????????$params[] = $key . '=' . $value;
????}
????$params = implode('&', $params);
????$header = "POST /bbpress/bb-login.<strong>php</strong> HTTP/1.1\r\n";
????$header .= "Host:$host:$port\r\n";
????$header .= "Content-Type: application/x-www-form-urlencoded\r\n";
????$header .= "Content-Length: " . strlen($params) . "\r\n";
????$header .= "Connection: Close\r\n\r\n";
????$header .= $params;
????$fp = fsockopen($host, $port);
????fputs($fp, $header);
????while (!feof($fp)) {
????????$str = fgets($fp);
????????//以下是自己的逻辑<strong>代码</strong>,这<a name="baidusnap2"></a><strong>里</strong>主要是模拟cookie,可用来同步登陆
????????if (!(strpos($str, "Set-Cookie:") === false)) {
????????????$tmparray = explode(" ", $str);
????????????$cookiearray = explode("=", $tmparray[1]);
????????????$cookiepaths = explode("=", $tmparray[6]);
????????????$cookiename = urldecode($cookiearray[0]);
????????????$cookievalue = urldecode(substr($cookiearray[1], 0, strlen($cookiearray[1]) - 1));
????????????$cookietime = time() + 3600 * 24 * 7;
????????????$cookiepath = urldecode(substr($cookiepaths[1], 0, strlen($cookiepaths[1]) - 1));
????????????setcookie($cookiename, $cookievalue, $cookietime, $cookiepath);
????????}
????}
????fclose($fp);
}
?>

2.?[代码][PHP]代码

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<?<strong>php</strong>
// <strong>PHP</strong> <strong>POST数据</strong>的三种方法
// <strong>php</strong>有三种方法可以<strong>post数据</strong>,分别为Curl、socket、file_get_contents:
/**
?* Socket版本
?* 使用方法:
?* $post_string = "app=socket&version=beta";
?* request_by_socket('facebook.cn','/restServer.<strong>php</strong>',$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) + 8) . '\r\n');
????fwrite($socket, "Accept:*/*\r\n");
????fwrite($socket, "\r\n");
????fwrite($socket, "mypost=$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:
?* $post_string = "app=request&version=beta";
?* request_by_curl('http://facebook.cn/restServer.<strong>php</strong>',$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, 'mypost=' . $post_string);
????curl_setopt($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:
?* $post_string = "app=request&version=beta";
?* request_by_other('http://facebook.cn/restServer.<strong>php</strong>',$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) + 8,
????????????'content' => 'mypost=' . $post_string)
????????);
????$stream_context = stream_context_create($context);
????$data = file_get_contents($remote_server, false, $stream_context);
????return $data;
}
?>

php模拟post提交数据 网站采集:等您坐沙发呢!

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