<?php

/**
 * @package tikiwiki
 */

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

require_once('tiki-setup.php');
$bloglib = TikiLib::lib('blog');
$rsslib = TikiLib::lib('rss');

if ($prefs['feed_blogs'] != 'y' && $prefs['feed_blog'] != 'y') {
    $errmsg = tra('rss feed disabled');
    require_once('tiki-rss_error.php');
}

if (! isset($_REQUEST['blogId'])) {
    $errmsg = tra('No blogId specified');
    require_once('tiki-rss_error.php');
}

$smarty->assign('individual', 'n');
$tikilib->get_perm_object($_REQUEST['blogId'], 'blog');

if ($tiki_p_read_blog != 'y') {
    $smarty->assign('errortype', 401);
    $errmsg = tra('You do not have permission to view this section');
    require_once('tiki-rss_error.php');
}

$feed = 'blog';
$id = 'blogId';
$uniqueid = "$feed.$id=" . $_REQUEST["$id"];
$output = $rsslib->get_from_cache($uniqueid);

if ($output['data'] == 'EMPTY') {
    $tmp = $bloglib->get_blog($_REQUEST["$id"]);
    $title = $prefs['feed_' . $feed . '_title'];
    $title .= $tmp['title'];
    $desc = $prefs['feed_' . $feed . '_desc'];
    $desc .= $tmp['description'];
    $dateId = 'created';
    $authorId = 'user';
    $titleId = 'title';
    $readrepl = 'tiki-view_blog_post.php?postId=%s';
    $changes = $bloglib->list_blog_posts($_REQUEST["$id"], false, 0, $prefs['feed_blog_max'], $dateId . '_desc', '', '', $tikilib->now);
    $tmp = [];
    include_once('tiki-sefurl.php');
    foreach ($changes['data'] as $data) {
        $data['data'] = TikiLib::lib('parser')->parse_data(
            $data['data'],
            [
                'print' => true,
                'is_html' => $data['wysiwyg'] === 'y' && $prefs['wysiwyg_htmltowiki'] !== 'y',
            ]
        );
        $data['sefurl'] = filter_out_sefurl(sprintf($readrepl, $data['postId']), 'blogpost', urlencode($data['title']));
        $tmp[] = $data;
    }
    $changes['data'] = $tmp;
    $tmp = null;
    $output = $rsslib->generate_feed(
        $feed,
        $uniqueid,
        '',
        $changes,
        $readrepl,
        'blogId',
        '',
        $title,
        $titleId,
        $desc,
        'data',
        $dateId,
        $authorId,
        false
    );
}
header('Content-type: ' . $output['content-type']);
print $output['data'];