/**
* @param string $module
* @param string $key
* @param string $callback_type
* E.g. 'routeParent'.
*
* @return callback
*/
function restoreCallback($module, $key, $callback_type)
{
if (!isset($this->modulesRestored[$module])) {
$f = $module . '_crumbs_plugins';
// The module may have been disabled in the meantime,
// or the function may have been removed by a developer.
if (function_exists($f)) {
$this->api->setModule($module);
$f($this->api);
}
$this->modulesRestored[$module] = TRUE;
}
return $this->callbackCollection->getCallbackOrFalse($module, $callback_type, $key);
}
/**
* Register a callback that will determine a title for a breadcrumb item.
*
* @param string $route
* The route where this callback should be used, e.g. "node/%".
* @param string $key
* The plugin key under which this callback will be listed on the weights
* configuration form.
* @param callback $callback
* The callback, e.g. an anonymous function. The signature must be
* $callback(string $path, array $item), like the findParent() method of
* a typical crumbs_MonoPlugin.
*/
function routeTitleCallback($route, $key, $callback)
{
$this->routeMonoPlugin($route, $key, new crumbs_MonoPlugin_TitleCallback($callback, $this->module, $key));
$this->callbackCollection->addCallback($this->module, 'routeTitle', $key, $callback);
}
