php下POST报文到主机 ，post提交利用代码 <?
/*
** POST报文到主机
*/
function PostToHost($url, $data) {
$url = parse_url($url);
if (!$url) return "couldn\'t parse url";
if (!isset($url[\'port\'])) { $url[\'port\'] = ""; }
if (!isset($url[\'query\'])) { $url[\'query\'] = ""; }

$encoded = "";
while (list($k,$v) = each($data)) {
$encoded .= ($encoded ? "&" : "");
$encoded .= rawurlencode($k)."=".rawurlencode($v);
}
$port = $url[\'port\'] ? $url[\'port\'] : 80;
$fp = fsockopen($url[\'host\'], $port, $errno, $errstr);
if (!$fp) return "Failed to open socket to $url[host] $port ERROR: $errno - $errstr";
fputs($fp, sprintf("POST %s%s%s HTTP/1.0\\n", $url[\'path\'], $url[\'query\'] ? "?" : "", $url[\'query\']));
fputs($fp, "Host: $url[host]\\n");
fputs($fp, "Content-type: application/x-www-form-urlencoded\\n");
fputs($fp, "Content-length: " . strlen($encoded) . "\\n");
fputs($fp, "Connection: close\\n\\n");
fputs($fp, "$encoded\\n");
$line = fgets($fp,1024);
if (!eregi("^HTTP/1\\.. 200", $line)) return;
$results = ""; $inheader = 1;
while(!feof($fp)) {
$line = fgets($fp,1024);
if ($inheader && ($line == "\\n" || $line == "\\r\\n")) {
$inheader = 0;
}
elseif (!$inheader) {
$results .= $line;
}
}
fclose($fp);
return $results;
}/* end function PostToHost */
?>

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