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('GNUSOCIAL')) { exit(1); }
33 * Personal tag cloud section
37 * @author Evan Prodromou <evan@status.net>
38 * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
39 * @link http://status.net/
41 class InboxTagCloudSection extends TagCloudSection
43 const MAX_NOTICES = 1024; // legacy value for "Inbox" table size when that existed
45 protected $target = null;
47 function __construct($out=null, Profile $target)
49 parent::__construct($out);
50 $this->target = $target;
55 // TRANS: Title for inbox tag cloud section.
56 return _m('TITLE', 'Trends');
61 // FIXME: Get the Profile::current() value some other way
62 // to avoid confusion between background stuff and session.
63 $stream = new InboxNoticeStream($this->target, Profile::current());
65 $ids = $stream->getNoticeIds(0, self::MAX_NOTICES, null, null);
70 $weightexpr = common_sql_weight('notice_tag.created', common_config('tag', 'dropoff'));
71 // @fixme should we use the cutoff too? Doesn't help with indexing per-user.
73 $qry = 'SELECT notice_tag.tag, '.
74 $weightexpr . ' as weight ' .
75 'FROM notice_tag JOIN notice ' .
76 'ON notice_tag.notice_id = notice.id ' .
77 'WHERE notice.id in (' . implode(',', $ids) . ')'.
78 'GROUP BY notice_tag.tag ' .
79 'ORDER BY weight DESC ';
81 $limit = TAGS_PER_SECTION;
84 if (common_config('db','type') == 'pgsql') {
85 $qry .= ' LIMIT ' . $limit . ' OFFSET ' . $offset;
87 $qry .= ' LIMIT ' . $offset . ', ' . $limit;
90 $t = new Notice_tag();
101 return new ArrayWrapper($tag);