public LocalTaskManager::getLocalTasks($route_name, $level = 0)
Collects the local tasks (tabs) for the current route.
Parameters
string $route_name: The route for which to make renderable local tasks.
int $level: The level of tasks you ask for. Primary tasks are 0, secondary are 1.
Return value
array An array containing
- tabs: Local tasks render array for the requested level.
- route_name: The route name for the current page used to collect the local tasks.
Overrides LocalTaskManagerInterface::getLocalTasks
See also
File
- core/lib/Drupal/Core/Menu/LocalTaskManager.php, line 345
Class
- LocalTaskManager
- Provides the default local task manager using YML as primary definition.
Namespace
Drupal\Core\Menu
Code
public function getLocalTasks($route_name, $level = 0) {
if (!isset($this->taskData[$route_name])) {
$cacheability = new CacheableMetadata();
$cacheability->addCacheContexts(['route']);
// Look for route-based tabs.
$this->taskData[$route_name] = [
'tabs' => [],
'cacheability' => $cacheability,
];
if (!$this->requestStack->getCurrentRequest()->attributes->has('exception')) {
// Safe to build tasks only when no exceptions raised.
$data = [];
$local_tasks = $this->getTasksBuild($route_name, $cacheability);
foreach ($local_tasks as $tab_level => $items) {
$data[$tab_level] = empty($data[$tab_level]) ? $items : array_merge($data[$tab_level], $items);
}
$this->taskData[$route_name]['tabs'] = $data;
// Allow modules to alter local tasks.
$this->moduleHandler->alter('menu_local_tasks', $this->taskData[$route_name], $route_name, $cacheability);
$this->taskData[$route_name]['cacheability'] = $cacheability;
}
}
if (isset($this->taskData[$route_name]['tabs'][$level])) {
return [
'tabs' => $this->taskData[$route_name]['tabs'][$level],
'route_name' => $route_name,
'cacheability' => $this->taskData[$route_name]['cacheability'],
];
}
return [
'tabs' => [],
'route_name' => $route_name,
'cacheability' => $this->taskData[$route_name]['cacheability'],
];
}
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