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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\feed;
/**
* News feed
*
* This will give you {$this->num_items} first posts
* of all topics in the selected news forums.
*/
class news extends topic_base
{
/**
* Returns the ids of the 'news forums'
* @return int[]
*/
private function get_news_forums()
{
static $forum_ids;
// Matches acp/acp_board.php
$cache_name = 'feed_news_forum_ids';
if (!isset($forum_ids) && ($forum_ids = $this->cache->get('_' . $cache_name)) === false)
{
$sql = 'SELECT forum_id
FROM ' . FORUMS_TABLE . '
WHERE ' . $this->db->sql_bit_and('forum_options', FORUM_OPTION_FEED_NEWS, '<> 0');
$result = $this->db->sql_query($sql);
$forum_ids = array();
while ($forum_id = (int) $this->db->sql_fetchfield('forum_id'))
{
$forum_ids[$forum_id] = $forum_id;
}
$this->db->sql_freeresult($result);
$this->cache->put('_' . $cache_name, $forum_ids);
}
return $forum_ids;
}
/**
* {@inheritdoc}
*/
protected function get_sql()
{
// Determine forum ids
$in_fid_ary = array_intersect($this->get_news_forums(), $this->get_readable_forums());
if (empty($in_fid_ary))
{
return false;
}
$in_fid_ary = array_diff($in_fid_ary, $this->get_passworded_forums());
if (empty($in_fid_ary))
{
return false;
}
// We really have to get the post ids first!
$sql = 'SELECT topic_first_post_id, topic_time
FROM ' . TOPICS_TABLE . '
WHERE topic_moved_id = 0
AND ' . $this->content_visibility->get_forums_visibility_sql('topic', $in_fid_ary) . '
ORDER BY topic_time DESC';
$result = $this->db->sql_query_limit($sql, $this->num_items);
$post_ids = array();
while ($row = $this->db->sql_fetchrow($result))
{
$post_ids[] = (int) $row['topic_first_post_id'];
}
$this->db->sql_freeresult($result);
if (empty($post_ids))
{
return false;
}
parent::fetch_attachments($post_ids);
$this->sql = array(
'SELECT' => 'f.forum_id, f.forum_name,
t.topic_id, t.topic_title, t.topic_poster, t.topic_first_poster_name, t.topic_posts_approved, t.topic_posts_unapproved, t.topic_posts_softdeleted, t.topic_views, t.topic_time, t.topic_last_post_time,
p.post_id, p.post_time, p.post_edit_time, p.post_text, p.bbcode_bitfield, p.bbcode_uid, p.enable_bbcode, p.enable_smilies, p.enable_magic_url, p.post_attachment, t.topic_visibility',
'FROM' => array(
TOPICS_TABLE => 't',
POSTS_TABLE => 'p',
),
'LEFT_JOIN' => array(
array(
'FROM' => array(FORUMS_TABLE => 'f'),
'ON' => 'p.forum_id = f.forum_id',
),
),
'WHERE' => 'p.topic_id = t.topic_id
AND ' . $this->db->sql_in_set('p.post_id', $post_ids),
'ORDER_BY' => 'p.post_time DESC, p.post_id DESC',
);
return true;
}
}
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