diff options
Diffstat (limited to 'actions/publictagcloud.php')
| -rw-r--r-- | actions/publictagcloud.php | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/actions/publictagcloud.php b/actions/publictagcloud.php index e7f6ee36c..9e4478dbb 100644 --- a/actions/publictagcloud.php +++ b/actions/publictagcloud.php @@ -105,12 +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'); @@ -136,7 +132,12 @@ 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'); |