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| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | namespace phpbb\feed; |
| 15 | |
| 16 | use phpbb\feed\exception\no_feed_exception; |
| 17 | use phpbb\feed\exception\no_forum_exception; |
| 18 | use phpbb\feed\exception\unauthorized_forum_exception; |
| 19 | |
| 20 | /** |
| 21 | * Forum feed |
| 22 | * |
| 23 | * This will give you the last {$this->num_items} posts made |
| 24 | * within a specific forum. |
| 25 | */ |
| 26 | class forum extends post_base |
| 27 | { |
| 28 | protected $forum_id = 0; |
| 29 | protected $forum_data = array(); |
| 30 | |
| 31 | /** |
| 32 | * Set the Forum ID |
| 33 | * |
| 34 | * @param int $forum_id Forum ID |
| 35 | * @return \phpbb\feed\forum |
| 36 | */ |
| 37 | public function set_forum_id($forum_id) |
| 38 | { |
| 39 | $this->forum_id = (int) $forum_id; |
| 40 | |
| 41 | return $this; |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * {@inheritdoc} |
| 46 | */ |
| 47 | public function open() |
| 48 | { |
| 49 | // Check if forum exists |
| 50 | $sql = 'SELECT forum_id, forum_name, forum_password, forum_type, forum_options |
| 51 | FROM ' . FORUMS_TABLE . ' |
| 52 | WHERE forum_id = ' . $this->forum_id; |
| 53 | $result = $this->db->sql_query($sql); |
| 54 | $this->forum_data = $this->db->sql_fetchrow($result); |
| 55 | $this->db->sql_freeresult($result); |
| 56 | |
| 57 | if (empty($this->forum_data)) |
| 58 | { |
| 59 | throw new no_forum_exception($this->forum_id); |
| 60 | } |
| 61 | |
| 62 | // Forum needs to be postable |
| 63 | if ($this->forum_data['forum_type'] != FORUM_POST) |
| 64 | { |
| 65 | throw new no_feed_exception(); |
| 66 | } |
| 67 | |
| 68 | // Make sure forum is not excluded from feed |
| 69 | if (phpbb_optionget(FORUM_OPTION_FEED_EXCLUDE, $this->forum_data['forum_options'])) |
| 70 | { |
| 71 | throw new no_feed_exception(); |
| 72 | } |
| 73 | |
| 74 | // Make sure we can read this forum |
| 75 | if (!$this->auth->acl_get('f_read', $this->forum_id)) |
| 76 | { |
| 77 | if ($this->user->data['user_id'] != ANONYMOUS) |
| 78 | { |
| 79 | send_status_line(403, 'Forbidden'); |
| 80 | } |
| 81 | else |
| 82 | { |
| 83 | send_status_line(401, 'Unauthorized'); |
| 84 | } |
| 85 | throw new unauthorized_forum_exception($this->forum_id); |
| 86 | } |
| 87 | |
| 88 | // Make sure forum is not passworded or user is authed |
| 89 | if ($this->forum_data['forum_password']) |
| 90 | { |
| 91 | $forum_ids_passworded = $this->get_passworded_forums(); |
| 92 | |
| 93 | if (isset($forum_ids_passworded[$this->forum_id])) |
| 94 | { |
| 95 | if ($this->user->data['user_id'] != ANONYMOUS) |
| 96 | { |
| 97 | send_status_line(403, 'Forbidden'); |
| 98 | } |
| 99 | else |
| 100 | { |
| 101 | send_status_line(401, 'Unauthorized'); |
| 102 | } |
| 103 | throw new unauthorized_forum_exception($this->forum_id); |
| 104 | } |
| 105 | |
| 106 | unset($forum_ids_passworded); |
| 107 | } |
| 108 | |
| 109 | parent::open(); |
| 110 | } |
| 111 | |
| 112 | /** |
| 113 | * {@inheritdoc} |
| 114 | */ |
| 115 | protected function get_sql() |
| 116 | { |
| 117 | // Determine topics with recent activity |
| 118 | $sql = 'SELECT topic_id, topic_last_post_time |
| 119 | FROM ' . TOPICS_TABLE . ' |
| 120 | WHERE forum_id = ' . $this->forum_id . ' |
| 121 | AND topic_moved_id = 0 |
| 122 | AND ' . $this->content_visibility->get_visibility_sql('topic', $this->forum_id) . ' |
| 123 | ORDER BY topic_last_post_time DESC, topic_last_post_id DESC'; |
| 124 | $result = $this->db->sql_query_limit($sql, $this->num_items); |
| 125 | |
| 126 | $topic_ids = array(); |
| 127 | $min_post_time = 0; |
| 128 | while ($row = $this->db->sql_fetchrow()) |
| 129 | { |
| 130 | $topic_ids[] = (int) $row['topic_id']; |
| 131 | |
| 132 | $min_post_time = (int) $row['topic_last_post_time']; |
| 133 | } |
| 134 | $this->db->sql_freeresult($result); |
| 135 | |
| 136 | if (empty($topic_ids)) |
| 137 | { |
| 138 | return false; |
| 139 | } |
| 140 | |
| 141 | parent::fetch_attachments(array(), $topic_ids); |
| 142 | |
| 143 | $this->sql = array( |
| 144 | 'SELECT' => 'p.post_id, p.topic_id, p.post_time, p.post_edit_time, p.post_visibility, p.post_subject, p.post_text, p.bbcode_bitfield, p.bbcode_uid, p.enable_bbcode, p.enable_smilies, p.enable_magic_url, p.post_attachment, ' . |
| 145 | 'u.username, u.user_id', |
| 146 | 'FROM' => array( |
| 147 | POSTS_TABLE => 'p', |
| 148 | USERS_TABLE => 'u', |
| 149 | ), |
| 150 | 'WHERE' => $this->db->sql_in_set('p.topic_id', $topic_ids) . ' |
| 151 | AND ' . $this->content_visibility->get_visibility_sql('post', $this->forum_id, 'p.') . ' |
| 152 | AND p.post_time >= ' . $min_post_time . ' |
| 153 | AND p.poster_id = u.user_id', |
| 154 | 'ORDER_BY' => 'p.post_time DESC, p.post_id DESC', |
| 155 | ); |
| 156 | |
| 157 | return true; |
| 158 | } |
| 159 | |
| 160 | /** |
| 161 | * {@inheritdoc} |
| 162 | */ |
| 163 | public function adjust_item(&$item_row, &$row) |
| 164 | { |
| 165 | parent::adjust_item($item_row, $row); |
| 166 | |
| 167 | $item_row['title'] = (isset($row['forum_name']) && $row['forum_name'] !== '') ? $row['forum_name'] . ' ' . $this->separator . ' ' . $item_row['title'] : $item_row['title']; |
| 168 | $item_row['forum_id'] = $this->forum_id; |
| 169 | } |
| 170 | |
| 171 | /** |
| 172 | * {@inheritdoc} |
| 173 | */ |
| 174 | public function get_item() |
| 175 | { |
| 176 | return ($row = parent::get_item()) ? array_merge($this->forum_data, $row) : $row; |
| 177 | } |
| 178 | } |