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Charlie Root
2023-03-20 12:18:38 +01:00
commit a096ce07cf
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406
dotclear._no/inc/libs/clearbricks/net.nntp/class.net.nntp.php Normal file
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<?php
/**
* @class netNntp
*
* @package Clearbricks
* @subpackage Network
*
* @copyright Olivier Meunier & Association Dotclear
* @copyright GPL-2.0-only
*/
class netNntp extends netSocket
{
const SERVER_READY = 200;
const SERVER_READY_NO_POST = 201;
const GROUP_SELECTED = 211;
const INFORMATION_FOLLOWS = 215;
const ARTICLE_HEAD_BODY = 220;
const ARTICLE_HEAD = 221;
const ARTICLE_BODY = 222;
const ARTICLE_OVERVIEW = 224;
const NEW_ARTICLES = 230;
const ARTICLE_POST_OK = 240;
const ARTICLE_POST_READY = 340;
const AUTH_ACCEPT = 281;
const MORE_AUTH_INFO = 381;
const AUTH_REQUIRED = 480;
const AUTH_REJECTED = 482;
const NOT_IMPLEMENTED = 500;
const NO_PERMISSION = 502;
protected $host;
protected $port;
protected $user;
protected $password;
protected $proxy_host;
protected $proxy_port;
protected $proxy_user;
protected $proxy_pass;
protected $use_proxy;
public function __construct($host, $port = 119, $user = null, $password = null, $timeout = 10)
{
$this->host = $host;
$this->port = (integer) $port;
$this->user = $user;
$this->password = $password;
$this->_timeout = $timeout;
}
public function write($data)
{
if (!is_array($data)) {
$data = $data . "\r\n";
}
return parent::write($data);
}
public function close()
{
if ($this->isOpen()) {
$this->sendRequest('quit');
parent::close();
}
}
public function open()
{
if ($this->isOpen()) {
return true;
}
if ($this->use_proxy) {
$this->_host = $this->proxy_host;
$this->_post = $this->proxy_port;
} else {
$this->_host = $this->host;
$this->_port = $this->port;
}
$rsp = parent::open();
if ($this->isOpen()) {
if ($this->use_proxy) {
$data[] = 'CONNECT ' . $this->host . ':' . $this->port . ' HTTP/1.0';
if ($this->proxy_user && $this->proxy_pass) {
$data[] =
'Proxy-Authorization: Basic ' .
base64_encode($this->proxy_user . ':' . $this->proxy_pass);
}
foreach ($this->write($data) as $i => $v) {
if ($i == 0) {
if (stristr($v, '200 Connection established')) {
continue;
} else {
$rsp = [
'status' => self::NO_PERMISSION, # Assign it to something dummy
'message' => "No permission"
];
break;
}
}
if ($i == 2) {
$rsp = $this->parseResponse($v);
break;
}
}
} else {
$rsp = $this->parseResponse($rsp->current());
}
if (($rsp['status'] == self::SERVER_READY) || ($rsp['status'] == self::SERVER_READY_NO_POST)) {
$this->sendRequest("mode reader");
if ($this->user) {
$rsp = $this->parseResponse($this->sendRequest('authinfo user ' . $this->user));
if ($rsp['status'] == self::MORE_AUTH_INFO) {
$rsp = $this->parseResponse($this->sendRequest('authinfo pass ' . $this->password));
if ($rsp['status'] == self::AUTH_ACCEPT) {
return true;
}
}
} else {
return true;
}
}
throw new Exception($rsp['status'] . ' - ' . $rsp['message']);
}
}
public function setUser($user, $password = null)
{
$this->user = $user;
$this->password = $password;
if ($this->isOpen()) {
$this->close();
$this->open();
}
}
public function setProxy($proxy_host, $proxy_port = null, $proxy_user = null, $proxy_pass = null)
{
$this->proxy_host = $proxy_host;
$this->proxy_port = $proxy_port;
$this->proxy_user = $proxy_user;
$this->proxy_pass = $proxy_pass;
if ((strcmp($this->proxy_host, "") != 0) && (strcmp($this->proxy_port, "") != 0)) {
$this->use_proxy = true;
} else {
$this->use_proxy = false;
}
}
public function getGroupsList($group_pattern = null)
{
$rsp = $this->write('list active ' . $group_pattern);
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::INFORMATION_FOLLOWS) {
# List groups
$result = [];
foreach ($rsp as $buf) {
if (preg_match('/^\.\s*$/', $buf)) {
break;
}
list($group, $last, $first, $post) = preg_split('/\s+/', $buf, 4);
$result[$group] = [
'desc' => '',
'last' => trim($last),
'first' => trim($first),
'post' => strtolower(trim($post))
];
}
# Get groups descriptions
$rsp = $this->write(['list newsgroups ' . $group_pattern]);
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::INFORMATION_FOLLOWS) {
foreach ($rsp as $buf) {
if (self::eot($buf)) {
break;
}
list($group, $desc) = preg_split('/\s+/', $buf, 2);
if (isset($result[$group])) {
$result[$group]['desc'] = text::toUTF8(trim($desc));
}
}
}
return $result;
}
throw new Exception($r['message'] . ' - (' . $r['status'] . ')');
}
public function joinGroup($group)
{
$rsp = $this->parseResponse($this->sendRequest('group ' . $group));
if ($rsp['status'] == self::GROUP_SELECTED) {
$result = preg_split("/\s/", $rsp['message']);
return [
'count' => $result[0],
'start_id' => $result[1],
'end_id' => $result[2],
'group' => $result[3]
];
}
throw new Exception($rsp['message'] . ' - (' . $rsp['status'] . ')');
}
public function getArticleList($group = null)
{
$rsp = $this->write('listgroup ' . $group);
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::GROUP_SELECTED) {
$res = [];
foreach ($rsp as $i => $buf) {
if (self::eot($buf)) {
break;
}
$res[] = trim($buf);
}
return $res;
}
throw new Exception($r['message'] . ' - (' . $r['status'] . ')');
}
public function getNewArticles($ts, $group)
{
$ts = $ts + dt::getTimeOffset('UTC', $ts);
# First try with newnews
$rsp = $this->write('newnews ' . $group . ' ' . dt::str('%y%m%d %H%M%S', $ts) . ' GMT');
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::NEW_ARTICLES) {
$res = [];
$rsp->current(); # we don't want first matched article
foreach ($rsp as $buf) {
if (self::eot($buf)) {
break;
}
$res[] = trim($buf);
}
return $res;
} else {
# newnews is not implemented, use xhdr instead
# First, we need to join the group
$g = $this->joinGroup($group);
if ($g['count'] > 1000) {
$g['start_id'] = $g['end_id'] - 1000;
}
# Then, xhdr on all group messages
$rsp = $this->write('xhdr date ' . $g['start_id'] . '-');
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::ARTICLE_HEAD) {
$ts = $ts + dt::getTimeOffset('UTC', $ts);
$res = [];
foreach ($rsp as $buf) {
if (self::eot($buf)) {
break;
}
$buf = preg_split('/\s/', $buf, 2);
if (strtotime($buf[1]) > $ts) {
$res[] = $buf[0];
}
}
return $res;
}
}
throw new Exception($r['message'] . ' - (' . $r['status'] . ')');
}
public function getHeader($message_id, &$header = '')
{
$rsp = $this->write('head ' . $message_id);
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::ARTICLE_HEAD || $r['status'] == self::ARTICLE_HEAD_BODY) {
$header = '';
foreach ($rsp as $buf) {
if (self::eot($buf)) {
break;
}
$header .= $buf;
}
return new nntpMessage($header);
}
throw new Exception($r['message'] . ' - (' . $r['status'] . ')');
}
public function getArticle($message_id, &$article = '')
{
$rsp = $this->write('article ' . $message_id);
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::ARTICLE_BODY || $r['status'] == self::ARTICLE_HEAD_BODY) {
$article = '';
foreach ($rsp as $buf) {
if (self::eot($buf)) {
break;
}
$article .= $buf;
}
return new nntpMessage($article);
}
throw new Exception($r['message'] . ' - (' . $r['status'] . ')');
}
public function postArticle($headers = [], $content)
{
if (!is_array($headers)) {
return false;
}
if (empty($headers['From'])) {
throw new Exception('No "From" header in message');
}
$headers['Mime-Version'] = '1.0';
$headers['Content-Type'] = 'text/plain; charset=UTF-8';
$headers['Content-Transfer-Encoding'] = 'quoted-printable';
$content = mailConvert::rewrap($content);
$content = preg_replace('/^\./msu', '..$1', $content);
$content = text::QPEncode($content);
$data = [];
# Headers
foreach ($headers as $k => $v) {
$data[] = $k . ': ' . $v;
}
# Blank line
$data[] = '';
# Body
foreach (preg_split("/\r?\n/msu", $content) as $l) {
$data[] = $l;
}
# EOT
$data[] = '.';
$this->sendRequest('post');
$rsp = $this->write($data);
$r = $this->parseResponse($rsp->current());
if ($r['status'] == self::ARTICLE_POST_OK) {
return true;
}
throw new Exception($r['message'] . ' - (' . $r['status'] . ')');
}
protected static function eot($l)
{
return preg_match('/^\.\s*$/', $l);
}
protected function assertOpen()
{
if (!$this->isOpen()) {
throw new Exception('NNTP connexion not available');
}
}
protected function parseResponse($rsp)
{
return [
'status' => substr($rsp, 0, 3),
'message' => rtrim(substr($rsp, 4), "\r\n")
];
}
protected function sendRequest($request)
{
$this->assertOpen();
$rsp = $this->write($request);
$this->flush();
return $rsp->current();
}
}

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dotclear._no/inc/libs/clearbricks/net.nntp/class.nntp.message.php Normal file
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<?php
/**
* @class nntpMessage
*
* @package Clearbricks
* @subpackage Network
*
* @copyright Olivier Meunier & Association Dotclear
* @copyright GPL-2.0-only
*/
class nntpMessage extends mimeMessage
{
public function __construct($message)
{
parent::__construct($message);
}
public function getTS()
{
if (isset($this->headers['date'])) {
return strtotime($this->headers['date']);
}
return time();
}
public function getReferences()
{
if (!isset($this->headers['references'])) {
return [];
}
return explode(' ', $this->headers['references']);
}
}