public function setMetadata($key, $value)
{
if (!($cm = ContactMetadata::model()->find('contact_id=? and `key`=?', array($this->owner->contact_id, $key)))) {
$cm = new ContactMetadata();
$cm->contact_id = $this->owner->contact_id;
$cm->key = $key;
}
$cm->value = $value;
if (!$cm->save()) {
throw new Exception('Unable to save contact metadata: ' . print_r($cm->getErrors(), true));
}
}
