static function getTagsArray($tagger, $tagged, $auth_user_id = null)
{
$ptag = new Profile_tag();
$ptag->tagger = $tagger;
$ptag->tagged = $tagged;
if ($tagger != $auth_user_id) {
$list = new Profile_list();
$list->private = false;
$ptag->joinAdd($list);
$ptag->selectAdd();
$ptag->selectAdd('profile_tag.tag');
}
$tags = array();
$ptag->find();
while ($ptag->fetch()) {
$tags[] = $ptag->tag;
}
$ptag->free();
return $tags;
}
function hasLocalTags()
{
$tags = new Profile_tag();
$tags->joinAdd(array('tagger', 'user:id'));
$tags->whereAdd('tagged = ' . $this->id);
$tags->whereAdd('tagger != ' . $this->id);
$tags->limit(0, 1);
$tags->fetch();
return $tags->N == 0 ? false : true;
}
function showContent()
{
// XXX: cache this
$tags = new Profile_tag();
$plist = new Profile_list();
$plist->private = false;
$tags->joinAdd($plist);
$tags->selectAdd();
$tags->selectAdd('profile_tag.tag');
$tags->selectAdd('count(profile_tag.tag) as weight');
$tags->groupBy('profile_tag.tag');
$tags->orderBy('weight DESC');
$tags->limit(TAGS_PER_PAGE);
$cnt = $tags->find();
if ($cnt > 0) {
$this->elementStart('div', array('id' => 'tagcloud', 'class' => 'section'));
$tw = array();
$sum = 0;
while ($tags->fetch()) {
$tw[$tags->tag] = $tags->weight;
$sum += $tags->weight;
}
ksort($tw);
$this->elementStart('dl');
// TRANS: DT element on on page with public list cloud.
$this->element('dt', null, _('List cloud'));
$this->elementStart('dd');
$this->elementStart('ul', 'tags xoxo tag-cloud');
foreach ($tw as $tag => $weight) {
if ($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();
}
}
