Missing :

[quix0rs-gnu-social.git] / lib / personaltagcloudsection.php

diff --git a/lib/personaltagcloudsection.php b/lib/personaltagcloudsection.php
index 0882822db2a2532e1c44782e89f3138a9dce5adb..0b29d58ca60386b9331de6ad7a330cab9191ca14 100644 (file)
--- a/lib/personaltagcloudsection.php
+++ b/lib/personaltagcloudsection.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Laconica, the distributed open-source microblogging tool
+ * StatusNet, the distributed open-source microblogging tool
  *
  * Personal tag cloud section
  *
@@ -20,14 +20,14 @@
  * 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);
 }
 
@@ -35,10 +35,10 @@ if (!defined('LACONICA')) {
  * Personal 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 PersonalTagCloudSection extends TagCloudSection
@@ -58,8 +58,14 @@ class PersonalTagCloudSection extends TagCloudSection
 
     function getTags()
     {
-        $qry = 'SELECT notice_tag.tag, '.
-          'sum(exp(-(now() - notice_tag.created)/%s)) as weight ' .
+        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))';
+        }
+ 
+       $qry = 'SELECT notice_tag.tag, '.
+          $weightexpr . ' as weight ' .
           'FROM notice_tag JOIN notice ' .
           'ON notice_tag.notice_id = notice.id ' .
           'WHERE notice.profile_id = %d ' .