X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=lib%2Fgrouptagcloudsection.php;h=f1106cc7bf9caeb3151595e5e2d5b022ea8427c5;hb=b42e044f6e5111fe6cb7d4a7b7431cd9b9b67ccb;hp=5d68af28bf7bdc62e8a9ba3b3892a3b03c6d8084;hpb=eaac9350dd0ff02dda975f48e0be0c6ad1e7a56d;p=quix0rs-gnu-social.git

diff --git a/lib/grouptagcloudsection.php b/lib/grouptagcloudsection.php
index 5d68af28bf..f1106cc7bf 100644
--- a/lib/grouptagcloudsection.php
+++ b/lib/grouptagcloudsection.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Laconica, the distributed open-source microblogging tool
+ * StatusNet, the distributed open-source microblogging tool
  *
  * Personal tag cloud section
  *
@@ -20,25 +20,25 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  * @category  Widget
- * @package   Laconica
- * @author    Evan Prodromou <evan@controlyourself.ca>
- * @copyright 2009 Control Yourself, Inc.
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2009 StatusNet, Inc.
  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link      http://laconi.ca/
+ * @link      http://status.net/
  */
 
-if (!defined('LACONICA')) {
+if (!defined('STATUSNET') && !defined('LACONICA')) {
     exit(1);
 }
 
 /**
- * Personal tag cloud section
+ * Group tag cloud section
  *
  * @category Widget
- * @package  Laconica
- * @author   Evan Prodromou <evan@controlyourself.ca>
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link     http://laconi.ca/
+ * @link     http://status.net/
  */
 
 class GroupTagCloudSection extends TagCloudSection
@@ -58,18 +58,30 @@ class GroupTagCloudSection extends TagCloudSection
 
     function getTags()
     {
-        if (common_config('db', 'type') == 'pgsql') {
-            $weightexpr='sum(exp(-extract(epoch from (now() - notice_tag.created)) / %s))';
-        } else {
-            $weightexpr='sum(exp(-(now() - notice_tag.created) / %s))';
+        $weightexpr = common_sql_weight('notice_tag.created', common_config('tag', 'dropoff'));
+        // @fixme should we use the cutoff too? Doesn't help with indexing per-group.
+
+        $names = $this->group->getAliases();
+
+        $names = array_merge(array($this->group->nickname), $names);
+
+        // XXX This is dumb.
+
+        $quoted = array();
+
+        foreach ($names as $name) {
+            $quoted[] = "'$name'";
         }
 
+        $namestring = implode(',', $quoted);
+
         $qry = 'SELECT notice_tag.tag, '.
           $weightexpr . ' as weight ' .
           'FROM notice_tag JOIN notice ' .
           'ON notice_tag.notice_id = notice.id ' .
           'JOIN group_inbox on group_inbox.notice_id = notice.id ' .
           'WHERE group_inbox.group_id = %d ' .
+          'AND notice_tag.tag not in (%s) '.
           'GROUP BY notice_tag.tag ' .
           'ORDER BY weight DESC ';
 
@@ -84,10 +96,9 @@ class GroupTagCloudSection extends TagCloudSection
 
         $tag = Memcached_DataObject::cachedQuery('Notice_tag',
                                                  sprintf($qry,
-                                                         common_config('tag', 'dropoff'),
-                                                         $this->group->id),
+                                                         $this->group->id,
+                                                         $namestring),
                                                  3600);
         return $tag;
     }
-
 }