function urlfetch_curl($url, $payload, $method, $headers, $follow_redirects, $deadline, $validate_certificate)
{
$this->headers = array();
$this->body = '';
$this->body_size = 0;
if ($payload) {
$headers['content-length'] = strval(strlen($payload));
}
$headers['connection'] = 'close';
$curl_opt = array();
$curl_opt[CURLOPT_TIMEOUT] = $deadline;
$curl_opt[CURLOPT_CONNECTTIMEOUT] = $deadline;
$curl_opt[CURLOPT_RETURNTRANSFER] = true;
$curl_opt[CURLOPT_BINARYTRANSFER] = true;
$curl_opt[CURLOPT_FAILONERROR] = true;
if (!$follow_redirects) {
$curl_opt[CURLOPT_FOLLOWLOCATION] = false;
}
if ($deadline) {
$curl_opt[CURLOPT_CONNECTTIMEOUT] = $deadline;
$curl_opt[CURLOPT_TIMEOUT] = $deadline;
}
if (!$validate_certificate) {
$curl_opt[CURLOPT_SSL_VERIFYPEER] = false;
$curl_opt[CURLOPT_SSL_VERIFYHOST] = false;
}
switch (strtoupper($method)) {
case 'HEAD':
$curl_opt[CURLOPT_NOBODY] = true;
break;
case 'GET':
break;
case 'POST':
$curl_opt[CURLOPT_POST] = true;
$curl_opt[CURLOPT_POSTFIELDS] = $payload;
break;
case 'PUT':
case 'DELETE':
$curl_opt[CURLOPT_CUSTOMREQUEST] = $method;
$curl_opt[CURLOPT_POSTFIELDS] = $payload;
break;
default:
print_notify($method, $url, 501, 'Invalid Method');
exit(-1);
}
$header_array = array();
foreach ($headers as $key => $value) {
if ($key) {
$header_array[] = join('-', array_map('ucfirst', explode('-', $key))) . ': ' . $value;
}
}
$curl_opt[CURLOPT_HTTPHEADER] = $header_array;
$curl_opt[CURLOPT_HEADER] = false;
$curl_opt[CURLOPT_HEADERFUNCTION] = array(&$this, 'urlfetch_curl_readheader');
$curl_opt[CURLOPT_WRITEFUNCTION] = array(&$this, 'urlfetch_curl_readbody');
//error_exit('curl_opt:', $curl_opt);
$ch = curl_init($url);
curl_setopt_array($ch, $curl_opt);
$ret = curl_exec($ch);
$this->headers['connection'] = 'close';
$status_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$errno = curl_errno($ch);
if ($errno) {
$error = $errno . ': ' . curl_error($ch);
}
curl_close($ch);
$content_length = 1 * $this->headers["content-length"];
if ($status_code == 200 && $this->body_size > $this->body_maxsize && $content_length && $this->body_size < $content_length) {
$status_code = 206;
$range_start = 0;
$range_end = $this->body_size - 1;
$this->headers["content-range"] = "bytes {$range_start}-{$range_end}/{$content_length}";
$this->headers["content-length"] = $this->body_size;
}
//error_exit('urlfetch result:', array('status_code' => $status_code, 'headers' => $this->headers, 'content-size' => $this->body_size, 'error' => $error));
$response = array('status_code' => $status_code, 'headers' => $this->headers, 'content' => $this->body, 'error' => $error);
return $response;
}
function get()
{
global $__version__;
if (@gzcompress('test') == false) {
print_notify('GET', $_SERVER['SCRIPT_FILENAME'], 500, 'need zlib moudle!');
exit(-1);
}
if (@curl_init('http://www.google.com') == false) {
print_notify('GET', $_SERVER['SCRIPT_FILENAME'], 500, 'need curl moudle!');
exit(-1);
}
echo <<<EOF
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>GoAgent {$__version__} is working now</title>
</head>
<body>
<table width="800" border="0" align="center">
<tr><td align="center"><hr></td></tr>
<tr><td align="center">
<b><h1>GoAgent {$__version__} is working now</h1></b>
</td></tr>
<tr><td align="center"><hr></td></tr>
<tr><td align="center">
GoAgent is HTTP Porxy written by python and hosting in GAE/PHP.
</td></tr>
<tr><td align="center"><hr></td></tr>
<tr><td align="center">
For more detail,please refer to <a href="http://code.google.com/p/goagent/">GoAgent Project Homepage</a>.
</td></tr>
<tr><td align="center"><hr></td></tr>
</table>
</body>
EOF;
}