public function test_add_component_to_chain()
{
$component = midgardmvc_core::get_instance()->component->get('midgardmvc_core');
$request = new midgardmvc_core_request();
$components = $request->get_component_chain();
$this->assertFalse(isset($components['midgardmvc_core']));
$request->add_component_to_chain($component);
$components = $request->get_component_chain();
$this->assertTrue(in_array($component, $components));
$request->add_component_to_chain($component);
$components = $request->get_component_chain();
$this->assertTrue(in_array($component, $components));
}
private function data_to_request(midgardmvc_core_request $request, array $data)
{
$components = $request->get_component_chain();
foreach ($components as $component) {
$request->set_data_item($component->name, $data);
}
$request->set_data_item('current_component', $data);
// Set other request data from route
$route = $request->get_route();
$request->set_data_item('mimetype', $route->mimetype);
}
public function get_routes(midgardmvc_core_request $request)
{
$routes = array();
$components = array_reverse($request->get_component_chain());
foreach ($components as $component) {
$component_routes = $component->get_routes($request);
foreach ($component_routes as $route_id => $route) {
$routes[$route_id] = $route;
}
}
return $routes;
}
public function get_element(midgardmvc_core_request $request, $element, $handle_includes = true)
{
// Check for possible element aliases
$route = $request->get_route();
if ($route && isset($route->template_aliases[$element])) {
$element = $route->template_aliases[$element];
}
$component_chain = $request->get_component_chain();
foreach ($component_chain as $component) {
$element_content = $component->get_template_contents($element);
if (is_null($element_content)) {
// This component didn't provide the necessary element, go to next one in stack
continue;
}
if (!$handle_includes) {
return $element_content;
}
// Replace instances of <mgd:include>elementname</mgd:include> with contents of the element
return preg_replace_callback("%<mgd:include[^>]*>([a-zA-Z0-9_-]+)</mgd:include>%", array($this, 'get_element_callback'), $element_content);
}
throw new OutOfBoundsException("Element {$element} not found in Midgard MVC component chain.");
}
