3 * StatusNet, the distributed open-source microblogging tool
5 * Personal tag cloud section
9 * LICENCE: This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU Affero General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU Affero General Public License for more details.
19 * You should have received a copy of the GNU Affero General Public License
20 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 * @author Evan Prodromou <evan@status.net>
25 * @copyright 2009 StatusNet, Inc.
26 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
27 * @link http://status.net/
30 if (!defined('STATUSNET') && !defined('LACONICA')) {
35 * Personal tag cloud section
39 * @author Evan Prodromou <evan@status.net>
40 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
41 * @link http://status.net/
43 class InboxTagCloudSection extends TagCloudSection
45 const MAX_NOTICES = 1024; // legacy value for "Inbox" table size when that existed
47 protected $target = null;
49 function __construct($out=null, Profile $target)
51 parent::__construct($out);
52 $this->target = $target;
57 // TRANS: Title for inbox tag cloud section.
58 return _m('TITLE', 'Trends');
63 $profile = Profile::current();
65 $stream = new InboxNoticeStream($this->target, $profile);
67 $ids = $stream->getNoticeIds(0, self::MAX_NOTICES, null, null);
72 $weightexpr = common_sql_weight('notice_tag.created', common_config('tag', 'dropoff'));
73 // @fixme should we use the cutoff too? Doesn't help with indexing per-user.
75 $qry = 'SELECT notice_tag.tag, notice_tag.notice_id, '.
76 $weightexpr . ' as weight ' .
77 'FROM notice_tag JOIN notice ' .
78 'ON notice_tag.notice_id = notice.id ' .
79 'WHERE notice.id in (' . implode(',', $ids) . ')'.
80 'GROUP BY notice_tag.tag ' .
81 'ORDER BY weight DESC ';
83 $limit = TAGS_PER_SECTION;
86 if (common_config('db','type') == 'pgsql') {
87 $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
89 $qry .= ' LIMIT ' . $offset . ', ' . $limit;
92 $t = new Notice_tag();
103 return new ArrayWrapper($tag);