X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=actions%2Fpublictagcloud.php;h=9e4478dbb13165e1e908e9dbc02114f137e496ee;hb=3b007934e49db8b9950171680d0360cae7ab4fdb;hp=4ff41d2a6d875b4c8d84d10ec7efae024c7319d3;hpb=a6e950b7a1ca7654613dd7f5cefcdae6a3a0f579;p=quix0rs-gnu-social.git

diff --git a/actions/publictagcloud.php b/actions/publictagcloud.php
index 4ff41d2a6d..9e4478dbb1 100644
--- a/actions/publictagcloud.php
+++ b/actions/publictagcloud.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Laconica, the distributed open-source microblogging tool
+ * StatusNet, the distributed open-source microblogging tool
  *
  * Public tag cloud for notices
  *
@@ -20,16 +20,16 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  *
  * @category  Public
- * @package   Laconica
+ * @package   StatusNet
  * @author    Mike Cochrane <mikec@mikenz.geek.nz>
- * @author    Evan Prodromou <evan@controlyourself.ca>
+ * @author    Evan Prodromou <evan@status.net>
  * @copyright 2008 Mike Cochrane
- * @copyright 2008-2009 Control Yourself, Inc.
+ * @copyright 2008-2009 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')) { exit(1); }
+if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
 
 define('TAGS_PER_PAGE', 100);
 
@@ -37,17 +37,17 @@ define('TAGS_PER_PAGE', 100);
  * Public tag cloud for notices
  *
  * @category Personal
- * @package  Laconica
+ * @package  StatusNet
  * @author    Mike Cochrane <mikec@mikenz.geek.nz>
- * @author    Evan Prodromou <evan@controlyourself.ca>
+ * @author    Evan Prodromou <evan@status.net>
  * @copyright 2008 Mike Cochrane
- * @copyright 2008-2009 Control Yourself, Inc.
- * @link     http://laconi.ca/
+ * @copyright 2008-2009 StatusNet, Inc.
+ * @link     http://status.net/
  */
 
 class PublictagcloudAction extends Action
 {
-    function isReadOnly()
+    function isReadOnly($args)
     {
         return true;
     }
@@ -62,13 +62,11 @@ class PublictagcloudAction extends Action
         $this->element('p', 'instructions',
                        sprintf(_('These are most popular recent tags on %s '),
                                common_config('site', 'name')));
+    }
 
-        $tags = new Notice_tag;
-        if ($tags->count()) {
-            return;
-        }
-
-        $message = _('Noone has posted a notice with a [hashtag](%%doc.tags%%) yet.') . ' ';
+    function showEmptyList()
+    {
+        $message = _('No one has posted a notice with a [hashtag](%%doc.tags%%) yet.') . ' ';
 
         if (common_logged_in()) {
             $message .= _('Be the first to post one!');
@@ -107,12 +105,8 @@ class PublictagcloudAction extends Action
 
         #Add the aggregated columns...
         $tags->selectAdd('max(notice_id) as last_notice_id');
-        if(common_config('db','type')=='pgsql') {
-            $calc='sum(exp(-extract(epoch from (now()-created))/%s)) as weight';
-        } else {
-            $calc='sum(exp(-(now() - created)/%s)) as weight';
-        }
-        $tags->selectAdd(sprintf($calc, common_config('tag', 'dropoff')));
+        $calc = common_sql_weight('created', common_config('tag', 'dropoff'));
+        $tags->selectAdd($calc . ' as weight');
         $tags->groupBy('tag');
         $tags->orderBy('weight DESC');
 
@@ -138,12 +132,19 @@ class PublictagcloudAction extends Action
             $this->elementStart('dd');
             $this->elementStart('ul', 'tags xoxo tag-cloud');
             foreach ($tw as $tag => $weight) {
-                $this->showTag($tag, $weight, $weight/$sum);
+                if ($sum) {
+                    $weightedSum = $weight/$sum;
+                } else {
+                    $weightedSum = 0.5;
+                }
+                $this->showTag($tag, $weight, $weightedSum);
             }
             $this->elementEnd('ul');
             $this->elementEnd('dd');
             $this->elementEnd('dl');
             $this->elementEnd('div');
+        } else {
+            $this->showEmptyList();
         }
     }