/
rss.php
223 lines (196 loc) · 8.6 KB
/
rss.php
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<?php
include_once('internal/Smarty.class.php');
$main_smarty = new Smarty;
include('config.php');
include(mnminclude.'link.php');
include(mnminclude.'html1.php');
include(mnminclude.'search.php');
include(mnminclude.'user.php');
include_once(mnminclude.'smartyvariables.php');
// pagename
define('pagename', 'rss');
$main_smarty->assign('pagename', pagename);
$rows = isset($_GET['rows']) && is_numeric($_GET['rows']) ? $_GET['rows'] : 20;
$status = sanitize($_GET['status'], 3) != '' ? sanitize($_GET['status'], 3) : 'published';
$time = isset($_GET['time']) && is_numeric($_GET['time']) ? $_GET['time'] : 0;
if ($time > 0) {
// Prepare for times
$sql = "SELECT link_id, count(*) as votes FROM ".table_votes.", ".table_links." WHERE ";
if ($time > 0) {
$from = time()-$time;
$sql .= "vote_date > FROM_UNIXTIME($from) AND ";
}
$sql .= "vote_link_id=link_id AND (link_status='published' OR link_status='new') GROUP BY vote_link_id ORDER BY votes DESC LIMIT $rows";
$last_modified = time();
$title = $main_smarty->get_config_vars('PLIGG_Visual_RSS_Recent').' '.txt_time_diff($from);
$link_date = "";
} else {
// All the others
$tmpsearch = new Search;
$tmpsearch->searchTerm = isset($_GET['search']) && sanitize($_GET['search'], 3) != '' ? sanitize($_GET['search'], 3) : '';
$search = $tmpsearch->get_search_clause();
if ($search) {
$status = 'all';
}
switch ($status) {
case 'published':
$order_field = 'link_date';
$link_date = 'date';
$title = " | ".$main_smarty->get_config_vars("PLIGG_Visual_Published_News");
break;
case 'new':
case 'new':
$title = " | ".$main_smarty->get_config_vars("PLIGG_Visual_Pligg_Queued");
$order_field = 'link_date';
$link_date = "date";
$status = 'new';
break;
case 'shared':
$order_field = 'link_date';
$link_date = 'date';
$title = " | ".$main_smarty->get_config_vars("PLIGG_Visual_Group_Shared");
break;
case 'all':
$title = "";
$order_field = 'link_date';
$link_date = "date";
break;
default:
header("Location: $my_pligg_base/error_404.php");
die();
break;
}
$from = "FROM ".table_links.
" LEFT JOIN ".table_groups." ON group_id=link_group_id ";
# " LEFT JOIN " . table_categories . " ON category_id=link_category ".
# " LEFT JOIN " . table_users . " ON link_author=user_id ";
if ($status == 'shared') {
$from .= " LEFT JOIN ".table_group_shared." ON share_link_id=link_id ";
}
$where = " WHERE (ISNULL(group_privacy) OR group_privacy!='private') ";
if ($status == 'all') {
$where .= " AND (link_status='published' OR link_status='new') ";
} elseif ($status == 'shared') {
$where .= " AND !ISNULL(share_link_id) AND (link_status='published' OR link_status='new') ";
} else {
$where .= " AND link_status='$status' ";
}
if ($_REQUEST['category']) {
if (!($cat = check_integer('category'))) {
$thecat = get_cached_category_data('category_safe_name', sanitize($_REQUEST['category'], 1));
$cat = $thecat->category_id;
if (!$cat) {
header("Location: $my_pligg_base/storyrss.php?title=".urlencode($_REQUEST['category']));
die();
}
}
$where .= " AND link_category IN (SELECT category_ID from ".table_categories." where category_id=$cat OR category_parent=$cat )";
$category_name = $db->get_var("SELECT category_name FROM ".table_categories." WHERE category_id = $cat AND category_lang='$dblang'");
$title .= " | ".htmlspecialchars($category_name);
}
if (isset($_REQUEST['group'])) {
if (!($group = check_integer('group'))) {
$group = $db->get_var("SELECT group_id FROM ".table_groups." WHERE group_safename = '".$db->escape(strip_tags($_REQUEST['group']))."';");
}
$group_name = $db->get_var("SELECT group_name FROM ".table_groups." WHERE group_id = '$group'");
if ($group_name) {
$title .= " | ".$group_name;
$where .= " AND link_group_id = '$group' ";
}
}
// This doesn't seem to work -kb
if ($search) {
$where .= $search;
$title = htmlspecialchars(sanitize($_GET['search'], 3));
}
$order_by = " ORDER BY $order_field DESC ";
$last_modified = $db->get_var($sql = "SELECT UNIX_TIMESTAMP(max($order_field)) $from $where");
$sql = "SELECT * $from $where $order_by LIMIT $rows";
}
do_rss_header($title);
// module system hook
$vars = '';
check_actions('rss_start_data', $vars);
$link = new Link;
$links = $db->get_results($sql);
if ($links) {
foreach ($links as $dblink) {
$link->id = $dblink->link_id;
$cached_links[$dblink->link_id] = $dblink;
$link->read();
$user = new User($link->author);
#print_r($link);
$category_name = $db->get_var($sql = "SELECT category_name FROM ".table_categories." WHERE category_id = {$link->category}");
#print $sql;
$link->link_summary = str_replace("\n", "<br />", $link->link_summary);
$link->link_summary = str_replace("’", "'", $link->link_summary);
$link->link_summary = str_replace("–", "-", $link->link_summary);
$link->link_summary = str_replace("—", "-", $link->link_summary);
$link->link_summary = str_replace("“", "\"", $link->link_summary);
$link->link_summary = str_replace("â€", "\"", $link->link_summary);
echo "<item>\n";
echo " <title>".htmlspecialchars($link->title)."</title>\n";
echo " <link>".getmyFullurl("storyURL", $link->category_safe_names($link->category), urlencode($link->title_url), $link->id)."</link>\n";
$vars = array('link' => $link);
check_actions('rss_add_data', $vars);
$story_url = $link->url;
if ($story_url != '' && $story_url != 'http://') {
echo " <source>".htmlspecialchars($story_url)."</source>\n";
}
$description = htmlspecialchars($link->content);
$description = preg_replace('/\r/', ' ', $description);
$description = preg_replace('/\n/', ' <br />', $description);
echo " <description><![CDATA[ ".$description." ]]></description>\n";
if (!empty($link_date)) {
echo " <pubDate>".date('D, d M Y H:i:s T', $link->$link_date-misc_timezone*3600)."</pubDate>\n";
} else {
echo " <pubDate>".date('D, d M Y H:i:s T', time()-misc_timezone*3600)."</pubDate>\n";
}
echo " <dc:creator>".htmlspecialchars($user->username)."</dc:creator>\n";
echo " <category>".htmlspecialchars($category_name)."</category>\n";
// Calculate total vote count based on votes-downvotes
$vote_total = $link->votes - $link->reports;
echo " <votes>".$vote_total."</votes>\n";
echo " <upvotes>".$link->votes."</upvotes>\n";
echo " <downvotes>".$link->reports."</downvotes>\n";
echo " <guid>".getmyFullurl("storyURL", $link->category_safe_names($link->category), urlencode($link->title_url), $link->id)."</guid>\n";
// module system hook
$vars = array('item' => $link);
check_actions('rss_item', $vars);
echo "</item>\n\n";
}
}
// module system hook
$vars = '';
check_actions('rss_end_data', $vars);
do_rss_footer();
function do_rss_header($title)
{
global $last_modified, $dblang, $main_smarty;
header('Content-type: text/xml; charset=utf-8', true);
echo '<?xml version="1.0"?>'."\n";
echo '<rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:media="http://search.yahoo.com/mrss/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0">'."\n";
echo '<channel>'."\n";
echo '<title>'.htmlspecialchars($main_smarty->get_config_vars("PLIGG_Visual_Name")).' '.trim($title).'</title>'."\n";
echo '<link>'.my_base_url.my_pligg_base.'</link>'."\n";
echo '<description>'.$main_smarty->get_config_vars("PLIGG_Visual_RSS_Description").'</description>'."\n";
echo '<pubDate>'.date('D, d M Y H:i:s T', $last_modified-misc_timezone*3600).'</pubDate>'."\n";
echo '<language>'.$dblang.'</language>'."\n";
}
function do_rss_footer()
{
echo "</channel>\n</rss>\n";
}
function onlyreadables($string)
{
for ($i = 0;$i<strlen($string);$i++) {
$chr = $string{$i};
$ord = ord($chr);
if ($ord<32 or $ord>126) {
$chr = "~";
$string{$i}
= $chr;
}
}
return str_replace("~", "", $string);
}