Verzeichnisstruktur phpBB-3.1.0
- Veröffentlicht
- 27.10.2014
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news.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\feed;
015
016 /**
017 * News feed
018 *
019 * This will give you {$this->num_items} first posts
020 * of all topics in the selected news forums.
021 */
022 class news extends \phpbb\feed\topic_base
023 {
024 function get_news_forums()
025 {
026 static $forum_ids;
027
028 // Matches acp/acp_board.php
029 $cache_name = 'feed_news_forum_ids';
030
031 if (!isset($forum_ids) && ($forum_ids = $this->cache->get('_' . $cache_name)) === false)
032 {
033 $sql = 'SELECT forum_id
034 FROM ' . FORUMS_TABLE . '
035 WHERE ' . $this->db->sql_bit_and('forum_options', FORUM_OPTION_FEED_NEWS, '<> 0');
036 $result = $this->db->sql_query($sql);
037
038 $forum_ids = array();
039 while ($forum_id = (int) $this->db->sql_fetchfield('forum_id'))
040 {
041 $forum_ids[$forum_id] = $forum_id;
042 }
043 $this->db->sql_freeresult($result);
044
045 $this->cache->put('_' . $cache_name, $forum_ids);
046 }
047
048 return $forum_ids;
049 }
050
051 function get_sql()
052 {
053 // Determine forum ids
054 $in_fid_ary = array_intersect($this->get_news_forums(), $this->get_readable_forums());
055 if (empty($in_fid_ary))
056 {
057 return false;
058 }
059
060 $in_fid_ary = array_diff($in_fid_ary, $this->get_passworded_forums());
061 if (empty($in_fid_ary))
062 {
063 return false;
064 }
065
066 // We really have to get the post ids first!
067 $sql = 'SELECT topic_first_post_id, topic_time
068 FROM ' . TOPICS_TABLE . '
069 WHERE topic_moved_id = 0
070 AND ' . $this->content_visibility->get_forums_visibility_sql('topic', $in_fid_ary) . '
071 ORDER BY topic_time DESC';
072 $result = $this->db->sql_query_limit($sql, $this->num_items);
073
074 $post_ids = array();
075 while ($row = $this->db->sql_fetchrow($result))
076 {
077 $post_ids[] = (int) $row['topic_first_post_id'];
078 }
079 $this->db->sql_freeresult($result);
080
081 if (empty($post_ids))
082 {
083 return false;
084 }
085
086 $this->sql = array(
087 'SELECT' => 'f.forum_id, f.forum_name,
088 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,
089 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',
090 'FROM' => array(
091 TOPICS_TABLE => 't',
092 POSTS_TABLE => 'p',
093 ),
094 'LEFT_JOIN' => array(
095 array(
096 'FROM' => array(FORUMS_TABLE => 'f'),
097 'ON' => 'p.forum_id = f.forum_id',
098 ),
099 ),
100 'WHERE' => 'p.topic_id = t.topic_id
101 AND ' . $this->db->sql_in_set('p.post_id', $post_ids),
102 'ORDER_BY' => 'p.post_time DESC, p.post_id DESC',
103 );
104
105 return true;
106 }
107 }
108