protected function renderContent()
{
$tags = Blogtag::model()->findTagWeights($this->maxTags);
foreach ($tags as $tag => $weight) {
$link = CHtml::link(CHtml::encode($tag), array('blogpost/index', 'tag' => $tag));
echo CHtml::tag('span', array('class' => 'tag', 'style' => "font-size:{$weight}pt"), $link) . "\n";
}
}
/**
* Suggests tags based on the current user input.
* This is called via AJAX when the user is entering the tags input.
*/
public function actionSuggestTags()
{
if (isset($_GET['q']) && ($keyword = trim($_GET['q'])) !== '') {
$tags = Blogtag::model()->suggestTags($keyword);
if ($tags !== array()) {
echo implode("\n", $tags);
}
}
}
public function addTags($tags)
{
$criteria = new CDbCriteria();
$criteria->addInCondition('name', $tags);
$this->updateCounters(array('frequency' => 1), $criteria);
foreach ($tags as $name) {
if (!$this->exists('name=:name', array(':name' => $name))) {
$tag = new Blogtag();
$tag->name = $name;
$tag->frequency = 1;
$tag->save();
}
}
}
/**
* This is invoked after the record is deleted.
*/
protected function afterDelete()
{
parent::afterDelete();
Blogomment::model()->deleteAll('post_id=' . $this->id);
Blogtag::model()->updateFrequency($this->tags, '');
}
