protected function _get_children($parent_id)
{
$mc = midgard_page::new_collector('up', $parent_id);
$mc->set_key_property('id');
$mc->add_value_property('id');
$mc->add_value_property('name');
$mc->add_value_property('title');
$mc->add_value_property('component');
$mc->execute();
$child_ids = $mc->list_keys();
$children = array();
foreach ($child_ids as $cid => $data) {
$children[] = $this->_prepare_page_data($mc->get_subkey($cid, 'id'), $mc->get_subkey($cid, 'name'), $mc->get_subkey($cid, 'title'), $mc->get_subkey($cid, 'component'));
}
return $children;
}
/**
* Call a route of a component with given arguments and return the data it generated
*
* Dynamic calls may be called for either a specific page that has a component assigned to it
* by specifying a page GUID or path as the first argument, or to a static instance of a component
* by specifying component name as the first argument.
*
* @param string $component_name Component name, page GUID or page path
* @param string $route_id Route identifier
* @param array $arguments Arguments to give to the route
* @param boolean $switch_context Whether to run the route in a new context
* @return $array data
*/
public function dynamic_call($component_name, $route_id, array $arguments, $switch_context = true)
{
if (is_null($this->dispatcher)) {
$this->dispatcher = new midcom_core_services_dispatcher_manual();
}
if ($switch_context) {
$_MIDCOM->context->create();
}
$page = null;
if (mgd_is_guid($component_name)) {
$page = new midgard_page($component_name);
} elseif (strpos($component_name, '/') !== false) {
$page = new midgard_page();
$page->get_by_path($component_name);
}
if ($page) {
$component_name = $page->component;
if (!$component_name) {
throw new Exception("Page {$page->guid} has no component defined");
}
$this->dispatcher->set_page($page);
}
$this->dispatcher->populate_environment_data();
$this->dispatcher->initialize($component_name);
if (!$_MIDCOM->context->component_instance->configuration->exists('routes')) {
throw new Exception("Component {$component_name} has no routes defined");
}
$routes = $_MIDCOM->context->component_instance->configuration->get('routes');
if (!isset($routes[$route_id])) {
throw new Exception("Component {$component_name} has no route {$route_id}");
}
$this->dispatcher->set_route($route_id, $arguments);
$this->dispatcher->dispatch();
$data = $_MIDCOM->context->{$component_name};
if ($switch_context) {
$_MIDCOM->context->delete();
}
return $data;
}
private function get_page_prefix()
{
if (!$this->page) {
throw new Exception("No page set for the manual dispatcher");
}
$prefix = "{$_MIDGARD['prefix']}/";
$host_mc = midgard_host::new_collector('id', $_MIDGARD['host']);
$host_mc->set_key_property('root');
$host_mc->execute();
$roots = $host_mc->list_keys();
if (!$roots) {
throw new Exception("Failed to load root page data for host {$_MIDGARD['host']}");
}
$root_id = null;
foreach ($roots as $root => $array) {
$root_id = $root;
break;
}
if ($this->page->id == $root_id) {
return $prefix;
}
$page_path = '';
$page_id = $this->page->id;
while ($page_id && $page_id != $root_id) {
$parent_mc = midgard_page::new_collector('id', $page_id);
$parent_mc->set_key_property('up');
$parent_mc->add_value_property('name');
$parent_mc->execute();
$parents = $parent_mc->list_keys();
foreach ($parents as $parent => $array) {
$page_id = $parent;
$page_path = $parent_mc->get_subkey($parent, 'name') . "/{$page_path}";
}
}
return $prefix . $page_path;
}
public function initialize($component)
{
if ($_MIDCOM->timer) {
$_MIDCOM->timer->setMarker('MidCOM dispatcher::initialize');
}
// In main Midgard request we dispatch the component in connection to a page
$page = new midgard_page();
$page->get_by_id($_MIDGARD['page']);
$this->component_name = $component;
$_MIDCOM->context->component_instance = $_MIDCOM->componentloader->load($this->component_name, $page);
$_MIDCOM->templating->append_directory($_MIDCOM->componentloader->component_to_filepath($this->component_name) . '/templates');
}
