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<?php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */
/**
*
*
* PHP versions 4 and 5
*
* <pre>
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* </pre>
*
* @category Net
* @package Net_NNTP
* @author Heino H. Gehlsen <heino@gehlsen.dk>
* @copyright 2002-2011 Heino H. Gehlsen <heino@gehlsen.dk>. All Rights Reserved.
* @license http://www.w3.org/Consortium/Legal/2002/copyright-software-20021231 W3CŪ SOFTWARE NOTICE AND LICENSE
* @version SVN: $Id: group.php 306619 2010-12-24 12:16:07Z heino $
* @link http://pear.php.net/package/Net_NNTP
* @see
* @since File available since release 1.3.0
*/
/**
*
*/
require_once 'config.inc.php';
/**
*
*/
require_once 'common.inc.php';
/* Validate input */
// $group must be set
if (empty($group)) {
error('No newsgroup choosen!');
}
/* Prepare breadcrumbs */
$breadcrumbs = array();
$breadcrumbs['Frontpage'] = './index.php?' . query();
$breadcrumbs['groups @ ' . ($host == null ? 'localhost' : $host)] = './groups.php?' . query();
$breadcrumbs['group: ' . $group] = null;
// Connect
$posting = $nntp->connect($host, $encryption, $port);
if (PEAR::isError($posting)) {
error('Unable to connect to NNTP server: ' . $posting->getMessage());
}
// Start TLS encryption
if ($starttls) {
$R = $nntp->cmdStartTLS();
if (PEAR::isError($R)) {
error('Unable to connect to NNTP server: ' . $R->getMessage());
}
}
// Authenticate
if (!is_null($user) && !is_null($pass)) {
$authenticated = $nntp->authenticate($user, $pass);
if (PEAR::isError($authenticated)) {
error('Unable to authenticate: ' . $authenticated->getMessage());
}
}
// Select group
$summary = $nntp->selectGroup($group);
if (PEAR::isError($summary)) {
error($summary->getMessage());
}
//
if (!$useRange) {
// Select article
switch ($article) {
case '':
case 'last':
$article = $nntp->last();
break;
case 'first':
$article = $nntp->first();
break;
}
$dummy = $nntp->selectArticle($article);
if (PEAR::isError($dummy)) {
error($dummy->getMessage());
}
// Select next/previous article
switch ($action) {
case 'next':
$dummy = $nntp->selectNextArticle();
break;
case 'previous':
$dummy = $nntp->selectPreviousArticle();
break;
}
if (PEAR::isError($dummy)) {
error($dummy->getMessage());
}
//
$i = 0;
$articles = array();
// Loop until break inside
while (true) {
// Break if no more articles
if ($article === false) {
break;
}
// Fetch overview for currently selected article
$overview = $nntp->getOverview();
if (PEAR::isError($overview)) {
error($overview->getMessage());
}
//
$articles[] = $overview;
// Break if max article reached
if (++$i >= $max) {
break;
}
// Select next/previous article
if ($action == 'next') {
$article = $nntp->selectNextArticle();
} else {
$article = $nntp->selectPreviousArticle();
}
if (PEAR::isError($article)) {
error($article->getMessage());
}
}
} else {
// Fetch overview for currently selected article
switch ($action) {
case '':
case 'last':
$range = ($nntp->last() - $max + 1) .'-'. $nntp->last();
break;
case 'previous':
$range = ($article - $max) .'-'. ($article - 1);
break;
case 'next':
$range = ($article + 1) .'-'. ($article + $max);
break;
case 'first':
$range = $nntp->first() .'-'. ($nntp->first() + $max - 1);
break;
default:
error('bad input!');
}
$articles = $nntp->getOverview($range);
if (PEAR::isError($articles)) {
error($articles->getMessage());
}
}
// Disconnect
$nntp->disconnect();
//
if (!$useRange) {
if ($action != 'next') {
$articles = array_reverse($articles);
}
}
/**
*
*/
function nav()
{
//
extract($GLOBALS);
// get the first and the last article number from returned articles
$first = reset($articles);
$last = end($articles);
// Start table
echo '<table width="100%" border="0" cellpadding="2" cellspacing="3">';
echo '<tr bgcolor="#cccccc">';
// Previous # link
echo '<td align="center" valign="middle">';
if ($first['Number'] > $nntp->first()) {
echo '<a href="group.php?', query('group='.urlencode($group) . '&article='.$first['Number'] . '&action=previous'), '">« Previous</a> ';
} else {
echo ' ';
}
echo '</td>';
// Group info
echo '<td align="center" valign="middle">';
echo $group, ' (', $first['Number'], '-', $last['Number'], ' of ', $summary['last'], ' ; ', $summary['count'], ' on server)';
echo '</td>';
// Next # link
echo '<td align="center" valign="middle">';
if ($last['Number'] < $nntp->last()) {
echo '<a href="group.php?', query('group='.urlencode($group) . '&article='.$last['Number'] . '&action=next'), '">Next »</a> ';
} else {
echo ' ';
}
echo '</td>';
// End table
echo '</tr>';
echo '</table>';
}
/**
*
*/
function articles()
{
//
extract($GLOBALS);
//
switch ($format) {
case '';
case 'html';
echo '<table width="100%" border="0" cellpadding="3" cellspacing="4">', "\r\n";
echo '<tr bgcolor="#cccccc"><th>#</th><th>Subject</th><th>Author</th><th>Date</th></tr>', "\r\n";
break;
case 'rss';
header('Content-type: text/xml');
echo '<?xml version="1.0" encoding="utf-8" ?>', "\r\n";
echo '<rss version="0.93">', "\r\n";
echo ' <channel>', "\r\n";
echo ' <title>', $host, ': ', $group, '</title>', "\r\n";
echo ' <link>http://', $_SERVER['SERVER_NAME'], dirname($_SERVER['SCRIPT_NAME']), '/' , htmlspecialchars(query('group='.$group)), '</link>', "\r\n";
echo ' <description></description>', "\r\n";
break;
case 'rdf';
header('Content-type: text/xml');
echo '<?xml version="1.0" encoding="utf-8"?>', "\r\n";
echo '<rdf:RDF', "\r\n";
echo ' xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"', "\r\n";
echo ' xmlns="http://my.netscape.com/rdf/simple/0.9/">', "\r\n";
echo ' <channel>', "\r\n";
echo ' <title>', $_SERVER['HTTP_HOST'], ' : ', $group, '</title>', "\r\n";
echo ' <link>http://', $_SERVER['SERVER_NAME'], dirname($_SERVER['SCRIPT_NAME']), '/' , htmlspecialchars(query('group='.$group)), '</link>', "\r\n";
echo ' <description>', $group, 'Newsgroup at ', $host, '</description>', "\r\n";
echo ' <language>en-US</language>', "\r\n";
echo ' </channel>', "\r\n";
break;
}
// Loop through articles
$i == 0;
foreach ($articles as $overview) {
//
$number = $overview['Number'];
$subject = $overview['Subject'];
$from = $overview['From'];
$date = $overview['Date'];
//
$link = 'article.php?' . query('group='.urlencode($group) . '&article='.urlencode($number));
// Decode subject and from header fields, if mime-extension is loaded...
if (function_exists('imap_mime_header_decode')) {
// Decode $subject
$decoded = imap_mime_header_decode($subject);
$subject = '';
foreach ($decoded as $element) {
$subject .= $element->text;
}
// Decode $from
$decoded = imap_mime_header_decode($from);
$from = '';
foreach ($decoded as $element) {
$from .= $element->text;
}
}
// Format... (removes comments etc.)
//$date = strftime('%c', strtotime(preg_replace('/\([^\)]*\)/', '', $date)));
// Output
switch ($format) {
case '';
case 'html';
echo ' <tr class="article ', ($i++ % 2 ? 'even' : 'odd'), '">', "\r\n";
echo ' <td><a href="', $link, '">', $number, '</a></td>', "\r\n";
echo ' <td><a href="', $link, '">', $subject, '</a></td>', "\r\n";
echo ' <td>', $from, '</td>', "\r\n";
echo ' <td>', str_replace(' ', ' ', $date), '</td>', "\r\n";
echo ' </tr>', "\r\n";
break;
case 'rss';
echo ' <item>', "\r\n";
echo ' <link>http://', $_SERVER['SERVER_NAME'], dirname($_SERVER['SCRIPT_NAME']), '/' . htmlspecialchars($link), '</link>', "\r\n";
echo ' <title>', htmlspecialchars($subject), '</title>', "\r\n";
echo ' <description>', '</description>', "\r\n";
echo ' <pubDate>', $date, '</pubDate>', "\r\n";
echo ' </item>', "\r\n";
break;
case 'rdf':
echo ' <item>', "\r\n";
echo ' <title>', htmlspecialchars($subject), '</title>', "\r\n";
echo ' <link>http://', $_SERVER['SERVER_NAME'], dirname($_SERVER['SCRIPT_NAME']), '/' . htmlspecialchars($link), '</link>', "\r\n";
echo ' <description>', '</description>', "\r\n";
echo ' <pubDate>', $date822, '</pubDate>', "\r\n";
echo ' </item>', "\r\n";
break;
}
}
//
switch ($format) {
case '';
case 'html';
echo '</table>', "\r\n";
break;
case 'rss';
echo ' </channel>', "\r\n";
echo '</rss>', "\r\n";
break;
case 'rdf';
echo '</rdf:RDF>', "\r\n";
break;
}
}
/**********/
/* Output */
/**********/
if ($format == 'html') {
/**
* Output header
*/
include 'header.inc.php';
//
$logger->dump();
//
nav();
}
//
if (count($articles) < 1) {
echo 'No articles...';
} else {
articles();
}
//
if ($format == 'html') {
//
nav();
/**
* Output footer
*/
include 'footer.inc.php';
}
?>
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