public static function is_array_empty($InputVariable)
{
$Result = true;
if (is_array($InputVariable) && count($InputVariable) > 0) {
foreach ($InputVariable as $Value) {
$Result = $Result && is_array_empty($Value);
}
} else {
$Result = empty($InputVariable);
}
return $Result;
}
function is_array_empty($input)
{
$result = true;
if (is_array($input) && count($input) > 0) {
foreach ($input as $val) {
$result = $result && is_array_empty($val);
}
} else {
$result = empty($input);
}
return $result;
}
function handle($params = '')
{
$ci =& get_instance();
$this->params = $params;
//registry_objects/<id>/method1/method2
$id = isset($params[1]) ? $params[1] : false;
$method1 = isset($params[2]) ? $params[2] : 'get';
$method2 = isset($params[3]) ? $params[3] : false;
$useCache = $ci->input->get('useCache') ? false : true;
$cache_id = $id . '-' . $method1;
$all = implode($this->valid_methods, '-') . '-';
if ($method1 == $all) {
$cache_id = 'ro-api-' . $id . '-' . 'portal';
}
if ($method1 == 'get' || strpos($method1, 'rda') !== false) {
$method1 = implode($this->valid_methods, '-');
$cache_id = 'ro-api-' . $id . '-' . 'portal';
}
// $ci->load->library('benchmark');
$ci->benchmark->mark('code_start');
$result = array();
if ($id) {
$ci->load->model('registry_object/registry_objects', 'ro');
$this->ro = new _registry_object($id);
//check in cache
$ci->load->driver('cache');
// $cache_id = $id.'-'.$method1;
$updated = (int) $this->ro->getAttribute('updated');
if (($cache = $ci->cache->file->get($cache_id)) && $useCache) {
$result = json_decode($cache, true);
//check cache updated
$meta = $ci->cache->file->get_metadata($cache_id);
if ($updated < $meta['mtime']) {
$ci->benchmark->mark('code_end');
$benchmark = array('elapsed' => $ci->benchmark->elapsed_time('code_start', 'code_end'), 'cached' => $meta['mtime'], 'updated' => $updated, 'memory_usage' => $ci->benchmark->memory_usage());
return $this->formatter->display($result, $benchmark);
}
}
//delete the cache at the portal side, because the record is updated
$ci->cache->delete('ro-api-' . $id);
//fill the result with data
$this->populate_resource($id);
$method1s = explode('-', $method1);
foreach ($method1s as $m1) {
if ($m1 && in_array($m1, $this->valid_methods)) {
switch ($m1) {
case 'get':
case 'registry':
$result[$m1] = $this->ro_handle('core');
break;
case 'relationships':
$result[$m1] = $this->relationships_handler();
break;
default:
try {
$r = $this->ro_handle($m1);
if (!is_array_empty($r)) {
$result[$m1] = $r;
}
} catch (Exception $e) {
$result[$m1] = array();
}
break;
}
}
}
//store result in cache
$cache_content = json_encode($result, true);
$ci->cache->file->save($cache_id, $cache_content, 36000);
} else {
$result = $this->searcher($params);
}
$ci->benchmark->mark('code_end');
$benchmark = array('elapsed' => $ci->benchmark->elapsed_time('code_start', 'code_end'), 'memory_usage' => $ci->benchmark->memory_usage());
return $this->formatter->display($result, $benchmark);
}