rocksolid-light/Rocksolid_Light/rocksolid/overboard.php

429 lines
14 KiB
PHP
Executable File

<?php
session_start();
/* rocksolid overboard - overboard for rslight
* Download: https://news.novabbs.com/getrslight
*
* E-Mail: retroguy@novabbs.com
* Web: https://news.novabbs.com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
?>
<?php
include "config.inc.php";
include "auth.inc";
include "$file_newsportal";
throttle_hits();
write_access_log();
if(isset($_COOKIE['mail_name'])) {
if($userdata = get_user_mail_auth_data($_COOKIE['mail_name'])) {
$userfile=$spooldir.'/'.strtolower($_COOKIE['mail_name']).'-articleviews.dat';
}
}
if(isset($frames_on) && $frames_on === true) {
?>
<script>
var contentURL=window.location.pathname+window.location.search+window.location.hash;
if ( window.self !== window.top ) {
/* Great! now we move along */
} else {
window.location.href = '../index.php?content='+encodeURIComponent(contentURL);
}
top.history.replaceState({}, 'Title', 'index.php?content='+encodeURIComponent(contentURL));
</script>
<?php
}
if (isset($_GET['thisgroup'])) {
$title.=" - "._rawurldecode(_rawurldecode($_GET['thisgroup']))." - latest messages";
} else {
$title.=" - ".$config_name." - overboard";
}
include "head.inc";
$CONFIG = include($config_file);
$logfile=$logdir.'/overboard.log';
# How many days old should articles be displayed?
if (isset($_GET['thisgroup'])) {
$article_age = 30;
} else {
$article_age = 30;
}
$version = 1.1;
# How long in seconds to cache results
$cachetime = 60;
# Maximum number of articles to show
$maxdisplay = 1000;
# How many characters of the body to display per article
$snippetlength = 240;
$spoolpath_regexp = '/'.preg_replace('/\//', '\\/', $spoolpath).'/';
$thissite = '.';
$groupconfig=$file_groups;
$cachefile=$spooldir."/".$config_name."-overboard.dat";
$oldest = (time() - (86400 * $article_age));
$prune = false;
if (isset($_GET['time'])) {
$user_time = $_GET['time'];
if(is_numeric($user_time)) {
if(($user_time > time()) || ($user_time < $oldest)) {
unset($user_time);
}
} else {
unset($user_time);
}
}
if (isset($_GET['thisgroup'])) {
if(get_section_by_group($_GET['thisgroup']) == false) {
echo "Group not found";
exit(1);
}
$grouplist = array();
$grouplist[0] = _rawurldecode(_rawurldecode($_GET['thisgroup']));
$cachefile=$spooldir."/".$grouplist[0]."-overboard.dat";
if($userdata) {
$userdata[$grouplist[0]] = time();
file_put_contents($userfile, serialize($userdata));
}
} else {
$grouplist = file($groupconfig, FILE_IGNORE_NEW_LINES);
}
show_overboard_header($grouplist);
$results=0;
if(!isset($this_overboard['version'])) {
$this_overboard['version'] = '0';
}
if(is_file($cachefile)) {
$stats = stat($cachefile);
$this_overboard = unserialize(file_get_contents($cachefile));
$cachedate = ($this_overboard['lastmessage'] - 86400);
$oldest = $cachedate;
} else {
$cachedate = ($oldest - 86400);
}
if($this_overboard['version'] !== $version) {
unset($this_overboard);
if(is_file($cachefile)) {
unlink($cachefile);
}
$this_overboard['version'] = $version;
$cachedate = ($oldest - 86400);
}
# Iterate through groups
$database = $spooldir.'/articles-overview.db3';
$table = 'overview';
$dbh = rslight_db_open($database, $table);
$query = $dbh->prepare('SELECT * FROM '.$table.' WHERE newsgroup=:findgroup AND date >= '.$cachedate.' ORDER BY date DESC LIMIT '.$maxdisplay);
$articles = array();
$db_articles = array();
foreach($grouplist as $findgroup) {
$groups = preg_split("/(\ |\t)/", $findgroup, 2);
$findgroup = $groups[0];
$overboard_noshow = explode(' ', $CONFIG['overboard_noshow']);
foreach($overboard_noshow as $noshow) {
if ((strpos($findgroup, $noshow) !== false) && !isset($_GET['thisgroup'])) {
continue 2;
}
}
$thisgroup = preg_replace('/\./', '/', $findgroup);
if($dbh) {
$query->execute(['findgroup' => $findgroup]);
$i=0;
while (($overviewline = $query->fetch()) !== false) {
$articles[] = $spoolpath.$thisgroup.'/'.$overviewline['number'];
$db_articles[] = $findgroup.':'.$overviewline['number'].':'.$overviewline['date'].':'.$overviewline['name'];
$i++;
if($i > $maxdisplay) {
break;
}
}
}
}
$dbh = null;
$files = array();
if($CONFIG['article_database'] == '1') {
foreach($db_articles as $article) {
$order=explode(':', $article);
$files[$order[2]] = $article;
}
} else {
foreach($articles as $article) {
if(is_dir($article)) {
continue;
}
$files[filemtime($article)] = $article;
}
}
krsort($files);
foreach($files as $article) {
if($CONFIG['article_database'] == '1') {
$data = explode(':', $article);
$articledata = np_get_db_article($data[1], $data[0], 0);
} else {
$articledata = file_get_contents($article);
}
$bodystart = strpos($articledata, $localeol);
$header = substr($articledata, 0, $bodystart);
# Find group name and article number
if($CONFIG['article_database'] == '1') {
$group = $data[0];
$articlenumber = $data[1];
$groupname = $group;
} else {
$group = preg_replace($spoolpath_regexp, '', $article);
$group = preg_replace('/\//', '.', $group);
$findme = strrpos($group, '.');
$groupname = substr($group, 0, $findme);
$articlenumber = substr($group, $findme+1);
}
preg_match('/Message-ID:.*/i', $header, $articleid);
$getid = explode(": ", $articleid[0]);
$thismsgid = $getid[1];
if(isset($this_overboard['msgids'][$thismsgid])) {
continue;
}
$isref = preg_match('/References:.*/i', $header, $ref);
if($isref) {
$getrefs = explode(': ', $ref[0]);
$ref = preg_split("/[\s]+/", $getrefs[1]);
if($getrefs[1] && $refid = get_data_from_msgid($ref[0])) {
// Check that article to link is new enough for newsportal to display
$groupinfo = file($spooldir.'/'.$refid["newsgroup"].'-info.txt');
$range = explode(' ', $groupinfo[1]);
if($refid['number'] > (intval($range[0]) - 1)) {
$threadref = $ref[0];
} else {
$threadref = false;
}
} else {
$threadref = false;
}
} else {
$threadref = false;
}
$target = get_data_from_msgid($thismsgid);
if($target['date'] > time()) {
continue;
}
if(!isset($this_overboard['lastmessage'])) {
$this_overboard['lastmessage'] = 0;
}
if($target['date'] > $this_overboard['lastmessage']) {
$this_overboard['lastmessage'] = $target['date'];
}
if(!isset($this_overboard['threads'][$target['date']])) {
$this_overboard['threads'][$target['date']] = $thismsgid;
$this_overboard['msgids'][$thismsgid] = $target;
if($threadref) {
$this_overboard['threadlink'][$thismsgid] = $threadref;
}
if($results++ > ($maxdisplay - 2)) {
break;
}
}
}
file_put_contents($cachefile, serialize($this_overboard));
if(isset($user_time)) {
$oldest = ($user_time - 900);
} else {
$oldest = (time() - (86400 * $article_age));
}
$results = display_threads($this_overboard['threads'], $oldest);
show_overboard_footer(null, $results, null);
echo '</body></html>';
expire_overboard($cachefile);
function expire_overboard($cachefile) {
global $article_age, $logfile, $config_name, $prune, $this_overboard;
if(!isset($this_overboard['expire'])) {
$this_overboard['expire'] = time();
}
if($this_overboard['expire'] < (time() - 86400)) {
$prune = true;
foreach($this_overboard['msgids'] as $key => $value) {
$target = $this_overboard['msgids'][$key];
if($target['date'] < (time() - (86400 * $article_age))) {
file_put_contents($logfile, "\n".format_log_date()." ".$config_name." Expiring: ".$target['newsgroup'].":".$target['number'], FILE_APPEND);
unset($this_overboard['threads'][$target['date']]);
unset($this_overboard['msgids'][$key]);
unset($this_overboard['threadlink'][$key]);
}
}
$this_overboard['expire'] = time();
}
if($prune) {
file_put_contents($cachefile, serialize($this_overboard));
}
}
function display_threads($threads, $oldest) {
global $CONFIG,$thissite, $logfile, $config_name, $snippetlength, $maxdisplay, $prune, $this_overboard;
echo '<table cellspacing="0" width="100%" class="np_results_table">';
if(!isset($threads)) {
$threads = (object)[];
} else {
krsort($threads);
}
$results = 0;
foreach($threads as $key => $value) {
$target = $this_overboard['msgids'][$value];
if(!isset($target['msgid'])) {
$target = get_data_from_msgid($value);
}
if($target['date'] < $oldest) {
continue;
}
if($results > $maxdisplay) {
$prune = true;
unset($this_overboard['threads'][$target['date']]);
unset($this_overboard['threadlink'][$value]);
file_put_contents($logfile, "\n".format_log_date()." ".$config_name." Pruning: ".$target['newsgroup'].":".$target['number'], FILE_APPEND);
}
$article = get_db_data_from_msgid($target['msgid'], $target['newsgroup'], 1);
$poster = get_poster_name(mb_decode_mimeheader($target['name']));
$groupurl = $thissite."/thread.php?group="._rawurlencode($target['newsgroup']);
if(($results % 2) == 0){
echo '<tr class="np_result_line2"><td class="np_result_line2" style="word-wrap:break-word";>';
} else {
echo '<tr class="np_result_line1"><td class="np_result_line1" style="word-wrap:break-word";>';
}
$url = $thissite."/article-flat.php?id=".$target['number']."&group="._rawurlencode($target['newsgroup'])."#".$target['number'];
echo '<p class=np_ob_subject>';
echo '<b><a href="'.$url.'"><span>'.mb_decode_mimeheader($target['subject']).'</span></a></b>';
if(isset($this_overboard['threadlink'][$value])) {
$thread = get_data_from_msgid($this_overboard['threadlink'][$value]);
echo '<font class="np_ob_group"><a href="article-flat.php?id='.$thread['number'].'&group='.rawurlencode($thread['newsgroup']).'#'.$thread['number'].'"> (thread)</a></font>';
}
echo '</p>';
echo '</p><p class=np_ob_group>';
echo '<a href="'.$groupurl.'"><span class="visited">'.$target['newsgroup'].'</span></a>';
echo '</p>';
echo '<p class=np_ob_posted_date>Posted: '.get_date_interval(date("D, j M Y H:i T",$target['date'])).' by: '.create_name_link($poster['name'], $poster['from']).'</p>';
if($CONFIG['article_database'] == '1') {
echo htmlentities(substr($article['search_snippet'], 0, $snippetlength));
}
$results++;
}
echo "</table>";
return($results);
}
function show_overboard_header($grouplist) {
global $text_thread, $frame, $text_article, $file_index, $file_thread, $user_time;
if (isset($_GET['thisgroup'])) {
echo '<h1 class="np_thread_headline">';
echo '<a href="'.$file_index.'" target='.$frame['menu'].'>'.basename(getcwd()).'</a> / ';
echo '<a href="'.$file_thread.'?group='.rawurlencode($grouplist[0]).'" target='.$frame["content"].'>'.htmlspecialchars(group_displaY_name($grouplist[0])).'</a> / ';
if (isset($user_time)) {
echo ' new messages</h1>';
} else {
echo ' latest</h1>';
}
echo '<table cellpadding="0" cellspacing="0" class="np_buttonbar"><tr>';
// Refresh button
echo '<td>';
echo '<form action="overboard.php">';
echo '<input type="hidden" name="thisgroup" value="'.$_GET['thisgroup'].'"/>';
if (isset($user_time)) {
echo '<button class="np_button_link" type="submit">overboard</button>';
} else {
echo '<button class="np_button_link" type="submit">'.$text_article["refresh"].'</button>';
}
echo '</form>';
echo '</td>';
// Article List button
echo '<td>';
echo '<form action="'.$file_thread.'">';
echo '<input type="hidden" name="group" value="'.$grouplist[0].'"/>';
echo '<button class="np_button_link" type="submit">'.htmlspecialchars(group_display_name($grouplist[0])).'</button>';
echo '</form>';
echo '</td>';
// Newsgroups button (hidden)
if(isset($frames_on) && $frames_on === true) {
echo '<td>';
echo '<form action="'.$file_index.'">';
echo '<button class="np_button_hidden" type="submit">'.$text_thread["button_grouplist"].'</button>';
echo '</form>';
echo '</td>';
}
echo '<td width=100%></td></tr></table>';
} else {
echo '<h1 class="np_thread_headline">';
echo '<a href="'.$file_index.'" target='.$frame['menu'].'>'.basename(getcwd()).'</a> / ';
echo 'latest messages</h1>';
echo '<table cellpadding="0" cellspacing="0" class="np_buttonbar"><tr>';
// Refresh button
echo '<td>';
echo '<form action="overboard.php">';
echo '<button class="np_button_link" type="submit">'.$text_article["refresh"].'</button>';
echo '</form>';
echo '</td>';
// Newsgroups button (hidden)
if(isset($frames_on) && $frames_on === true) {
echo '<td>';
echo '<form action="'.$file_index.'">';
echo '<button class="np_button_hidden" type="submit">'.$text_thread["button_grouplist"].'</button>';
echo '</form>';
echo '</td>';
}
echo '<td width=100%></td></tr></table>';
}
}
function show_overboard_footer($stats, $results, $iscached) {
global $user_time,$rslight_version;
if(isset($user_time)) {
$recent = 'new';
} else {
$recent = 'recent';
}
if($results == '1') {
$arts = 'article';
} else {
$arts = 'articles';
}
echo '</table>';
echo "<p class=np_ob_tail><b>".$results."</b> ".$recent." ".$arts." found.</p>\r\n";
#echo "<center><i>Rocksolid Overboard</i> version ".$version;
include "tail.inc";
if($iscached) {
echo "<p class=np_ob_tail><font size='1em'>cached copy: ".date("D M j G:i:s T Y", $stats[9])."</font></p>\r\n";
}
}
?>