/**
* 远程获取数据函数
* 例如：DownHost($url, '', 'GET', NULL, NULL, $user, $pass);
*
* @access public
* @param string 站点地址
* @param string 附加数据
* @param string 请求方法，GET POST方式
* @param string 显示agent
* @param int 端口号
* @param string 用户名，便于Authorization: Basic请求
* @param string 密码
* @param int 超限时间
* @return array
*/
function DownHost($host, $data = '', $method = 'GET', $showagent = null, $port = null, $user = '', $pwd = '', $timeout = 30)
{
$reval = array();
$parse = @parse_url($host);
if (empty($parse)) {
return false;
}
if ((int) $port > 0) {
$parse['port'] = $port;
} elseif (!isset($parse['port'])) {
$parse['port'] = '80';
}
if (!empty($user)) {
$parse['user'] = $user;
}
if (!empty($pwd)) {
$parse['pass'] = $pwd;
}
$parse['host'] = str_replace(array('http://', 'https://'), array('', 'ssl://'), "{$parse['scheme']}://") . $parse['host'];
if (!($fp = @fsockopen($parse['host'], $parse['port'], $errnum, $errstr, $timeout))) {
return false;
}
$method = strtoupper($method);
$wlength = $wdata = $responseText = '';
$parse['path'] = str_replace(array('\\', '//'), '/', $parse['path']) . "?{$parse['query']}";
$headers = '';
$agent = 'Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2)';
$headers .= "User-Agent: " . $agent . "\r\n";
$accept = 'image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, */*';
$headers .= "Accept: " . $accept . "\r\n";
if (!empty($parse['user']) || !empty($parse['pass'])) {
$headers .= "Authorization: Basic " . base64_encode($parse['user'] . ":" . $parse['pass']) . "\r\n";
}
$content_type = '';
if (!empty($content_type)) {
$headers .= "Content-type: {$content_type}";
if ($content_type == "multipart/form-data") {
$headers .= "; boundary=dede" . md5(uniqid(microtime()));
}
$headers .= "\r\n";
}
if ($method == 'GET') {
$separator = $parse['query'] ? '&' : '';
substr($data, 0, 1) == '&' && ($data = substr($data, 1));
$parse['path'] .= $separator . $data;
} elseif ($method == 'POST') {
$wlength = "Content-length: " . strlen($data) . "\r\n";
$wdata = $data;
}
$write = "{$method} {$parse['path']} HTTP/1.0\r\nHost: {$parse['host']}\r\n{$wlength}{$headers}\r\n{$wdata}";
// dump($write);
@fwrite($fp, $write, strlen($write));
while ($currentHeader = fgets($fp, 4096)) {
if ($currentHeader == "\r\n") {
break;
}
// 根据返回信息判断是否跳转
if (preg_match("/^(Location:|URI:)/i", $currentHeader)) {
preg_match("/^(Location:|URI:)[ ]+(.*)/i", chop($currentHeader), $matches);
if (!preg_match("|\\:\\/\\/|", $matches[2])) {
$_redirectaddr = $parse["scheme"] . "://" . $parse['host'] . ":" . $parse['port'];
if (!preg_match("|^/|", $matches[2])) {
$_redirectaddr .= "/" . $matches[2];
} else {
$_redirectaddr .= $matches[2];
}
} else {
$_redirectaddr = $matches[2];
}
return DownHost($_redirectaddr, $data, $method, $showagent, $port, $user, $pwd, $timeout);
}
$reval['status'] = '';
if (preg_match("|^HTTP/|", $currentHeader)) {
if (preg_match("|^HTTP/[^\\s]*\\s(.*?)\\s|", $currentHeader, $status)) {
$reval['status'] = $status[1];
}
}
}
$reval['results'] = '';
do {
$_data = fread($fp, 500000);
if (strlen($_data) == 0) {
break;
}
$reval['results'] .= $_data;
} while (true);
@fclose($fp);
return $reval;
}
/**
* 获取远程接口数据
*
* @access public
* @param string
* @return string
*/
function GetAnalyticsDate($url)
{
global $cfg_bshare, $json, $cfg_soft_lang;
$user = $cfg_bshare['user'];
$pass = $cfg_bshare['pwd'];
$results = DownHost($url, '', 'GET', NULL, NULL, $user, $pass);
try {
$result = $json->decode($results['results']);
} catch (Exception $e) {
trigger_error("Server Error:" . $result);
}
//if ($cfg_soft_lang == 'gb2312')
//{
$result = AutoCharset($result, 'utf-8', 'gbk');
//}
return $result;
}
