http_open 函数

<?php

function http_open($url, $data, $cookie = null, $method = "GET", $timeout = 60) {
	
	$options = array();
	$options['http']['method'] = $method;
	$options['http']['user_agent'] = $_SERVER['HTTP_USER_AGENT'];
	$options['http']['timeout'] = $timeout;
	if($method == "POST") : 
		$length = strlen($data);
		$options['http']['header'] = "Content-type: application/x-www-form-urlencoded\r\n".
		"Content-Length: {$length}\r\n".
		"P3P: CP=\"CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR\"\r\n".
		"cookie: {$cookie}\r\n".
		"Connection: close\r\n";
		$options['http']['content'] = $data;
	else:
		$options['http']['header'] = "Content-type: application/x-www-form-urlencoded\r\n".
		"P3P: CP=\"CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR\"\r\n".
		"cookie: {$cookie}\r\n".
		"Connection: close\r\n";
	endif;
	
	$context = stream_context_create($options);
	return file_get_contents($url, 0, $context);
}

echo http_open("http://localhost/1.php", "username=haowei", "id=5", "POST");