/**
* Loads some data
*/
public function _load_object($handler_id, $args, &$data)
{
$qb = fi_opengov_datacatalog_dataset_dba::new_query_builder();
switch ($handler_id) {
case 'view':
case 'edit':
case 'delete':
if (isset($args[0])) {
$this->_show_list = false;
$qb->add_constraint('guid', '=', $args[0]);
}
break;
}
$this->_datasets = $qb->execute();
switch ($handler_id) {
case 'open':
$this->_filter_datasets('open');
break;
case 'closed':
$this->_filter_datasets('closed');
break;
}
if (count($this->_datasets)) {
if (isset($args[0]) && ($handler_id == 'view' || $handler_id == 'edit' || $handler_id == 'delete')) {
/* set _object if we want to work on a particular dataset */
$this->_object = $this->_datasets[0];
}
} else {
/* display no dataset recorded style */
}
}
/**
* Checks the license type of the dataset
* @param GUID guid of the dataset
* @param string type; can be free or non-free
* @return boolean true, if the dataset license type macthes the given criteria
*/
public function matching_license_type($dataset_guid, $type)
{
$retval = false;
$qb = fi_opengov_datacatalog_dataset_dba::new_query_builder();
$qb->add_constraint('guid', '=', $dataset_guid);
$res = $qb->execute();
if (count($res) == 1) {
$qb = fi_opengov_datacatalog_info_dba::new_query_builder();
$qb->add_constraint('id', '=', $res[0]->license);
$qb->add_constraint('type', '=', 'license');
$res = $qb->execute();
if (count($res) == 1) {
if ($res[0]->get_parameter('fi.opengov.datacatalog', 'license_type') == $type) {
$retval = true;
}
}
}
unset($qb);
unset($res);
return $retval;
}
/**
* Get latest 'n' comments that are posted to blogs
* @param string GUID of the blog topic
* @param integer the last 'n' number of comments to be fetched
*/
public function _get_last_dataset_comments($number = -1)
{
$_comments = array();
$qb = fi_opengov_datacatalog_dataset_dba::new_query_builder();
$_res = $qb->execute();
foreach ($_res as $dataset) {
$qb2 = net_nehmer_comments_comment::new_query_builder();
$qb2->add_constraint('status', '>=', 4);
$qb2->add_constraint('objectguid', '=', $dataset->guid);
$_res2 = $qb2->execute();
if (count($_res2)) {
foreach ($_res2 as $comment) {
$_comments[$comment->metadata->created]['type'] = 'dataset';
$_comments[$comment->metadata->created]['object'] = $comment;
}
krsort($_comments);
}
}
if (isset($number) && $number != -1 && count($_comments) > $number) {
$_comments = array_splice($_comments, 0, $number);
}
return $_comments;
}
