private function load_objects($object)
{
$mc = midgard_parameter::new_collector('parentguid', $object->guid);
$mc->add_constraint('domain', '=', $this->component);
$mc->add_constraint('value', '<>', '');
$mc->set_key_property('guid');
$mc->add_value_property('name');
$mc->add_value_property('value');
$mc->execute();
$guids = $mc->list_keys();
foreach ($guids as $guid => $array) {
$key = $mc->get_subkey($guid, 'name');
if (!$this->exists($key)) {
continue;
}
$this->objects[$key] = $mc->get_subkey($guid, 'value');
}
}
/**
* Helper function to read a parameter without loading the corresponding object.
* This is primarily for improving performance, so the function does not check
* for privileges.
*
* @param string $objectguid The object's GUID
* @param string $domain The parameter's domain
* @param string $name The parameter to look for
*/
public static function get_by_objectguid($objectguid, $domain, $name)
{
static $parameter_cache = array();
if (!isset($parameter_cache[$objectguid])) {
$parameter_cache[$objectguid] = array();
}
if (isset($parameter_cache[$objectguid][$name])) {
return $parameter_cache[$objectguid][$name];
}
$mc = midgard_parameter::new_collector('parentguid', $objectguid);
$mc->set_key_property('value');
$mc->add_constraint('name', '=', $name);
$mc->add_constraint('domain', '=', $domain);
$mc->set_limit(1);
$mc->execute();
$parameters = $mc->list_keys();
if (count($parameters) == 0) {
$parameter_cache[$objectguid][$name] = null;
return $parameter_cache[$objectguid][$name];
}
$parameter_cache[$objectguid][$name] = key($parameters);
return $parameter_cache[$objectguid][$name];
}
/**
* Load configuration from a Midgard object
*/
public function load_instance($component, midgardmvc_core_node $folder)
{
if (isset($this->configuration_for_instance["{$component}_{$folder->guid}"])) {
// We have already loaded configuration for this component, keep it
if (!empty($this->configuration_for_instance["{$component}_{$folder->guid}"])) {
$this->configuration[$this->get_current_context()] = self::merge_configs($this->configuration[$this->get_current_context()], $this->configuration_for_instance["{$component}_{$folder->guid}"]);
}
return;
}
if (!$this->midgardmvc->dispatcher->get_midgard_connection()) {
// No DB connection available, skip
return;
}
$mc = midgard_parameter::new_collector('parentguid', $folder->guid);
$mc->add_constraint('domain', '=', $component);
// TODO: Parent components too via IN statement
$mc->add_constraint('name', '=', 'configuration');
$mc->add_constraint('value', '<>', '');
$mc->set_key_property('guid');
$mc->add_value_property('value');
$mc->execute();
$guids = $mc->list_keys();
$config = array();
foreach ($guids as $guid => $array) {
$config = $this->unserialize($mc->get_subkey($guid, 'value'));
if (!is_array($config)) {
return;
}
}
$this->configuration_for_instance["{$component}_{$folder->guid}"] = $config;
if (empty($config)) {
return;
}
$this->configuration[$this->get_current_context()] = self::merge_configs($this->configuration[$this->get_current_context()], $config);
}
/**
* List all parameters of an object.
*
* No event handlers are called here yet.
*
* @param midcom_core_dbaobject $object The DBA object we're working on
* @return Array Parameter listing or false on failure.
* @see list_parameters()
*/
private static function _list_parameters_all(midcom_core_dbaobject $object)
{
if (!$object->guid) {
return array();
}
if (!isset(self::$parameter_cache[$object->guid])) {
self::$parameter_cache[$object->guid] = array();
}
if (isset(self::$parameter_cache[$object->guid]['__midcom_baseclasses_core_dbobject_all'])) {
$copy = self::$parameter_cache[$object->guid];
if (isset($copy['__midcom_baseclasses_core_dbobject_all'])) {
// Clean up internal marker
unset($copy['__midcom_baseclasses_core_dbobject_all']);
}
return $copy;
}
$mc = midgard_parameter::new_collector('parentguid', $object->guid);
$mc->set_key_property('guid');
$mc->add_value_property('domain');
$mc->add_value_property('name');
$mc->add_value_property('value');
$mc->execute();
$parameters = $mc->list_keys();
if (count($parameters) == 0) {
unset($mc);
return self::$parameter_cache[$object->guid];
}
foreach ($parameters as $guid => $values) {
$name = $mc->get_subkey($guid, 'name');
$domain = $mc->get_subkey($guid, 'domain');
if (!isset(self::$parameter_cache[$object->guid][$domain])) {
self::$parameter_cache[$object->guid][$domain] = array();
}
self::$parameter_cache[$object->guid][$domain][$name] = $mc->get_subkey($guid, 'value');
}
unset($mc);
// Flag that we have queried all domains for this object
self::$parameter_cache[$object->guid]['__midcom_baseclasses_core_dbobject_all'] = array();
$copy = self::$parameter_cache[$object->guid];
if (isset($copy['__midcom_baseclasses_core_dbobject_all'])) {
// Clean up internal marker
unset($copy['__midcom_baseclasses_core_dbobject_all']);
}
return $copy;
}
