/**
* Gets an array of controllers for a collection.
*
* @param vBCms_Collection_Content $content - The content to fetch controllers for
* @param bool $skip_errors - Whether to skip content that throws exceptions
* @return array vBCms_Content - Array of content controllers.
*/
public static function getControllers(vBCms_Collection_Content $collection, $skip_errors = true)
{
$controllers = array();
if (!$collection->isValid())
{
return $controllers;
}
foreach ($collection AS $id => $content)
{
try
{
$controller = self::create($content->getPackage(), $content->getClass(), $content);
}
catch (vB_Exception $e)
{
if (!$skip_errors OR $e->isCritical())
{
throw ($e);
}
continue;
}
$controllers[$content->getId()] = $controller;
}
return $controllers;
}
/**
* Prepares the navbar view so that it can be fetched and rendered.
* Note: Forcing the cache to be ignored is useful if the subnav has just been
* updated.
*
* @param vBCms_Item_Content $node - The current node
* @param bool $refresh - Forces the cache to be ignored and the view to be rebuilt.
*/
public static function prepareNavBar($node = false, $refresh = false)
{
// Normalize node
$node = ($node ? $node : 1);
if (!$node instanceof vBCms_Item_Content)
{
$node = new vBCms_Item_Content($node, vBCms_Item_Content::INFO_NAVIGATION);
}
$cache_key = self::getHash($node);
if ($refresh OR !$navnodes = vB_Cache::instance()->read($cache_key, false, true))
{
//The query to pull the navigation requires that the
//parent information be available
$node->requireInfo(vBCms_Item_Content::INFO_PARENTS);
$node->isValid();
$node->requireInfo(vBCms_Item_Content::INFO_NAVIGATION);
if ($navnodes = $node->getNavigationNodes())
{
// get collection
$collection = new vBCms_Collection_Content($navnodes, vBCms_Item_Content::INFO_NODE | vBCms_Item_Content::INFO_PARENTS);
$collection->filterVisible(false);
// check count
if (!$collection->isValid())
{
return false;
}
// set original ids as keys
$navnodes = array_flip($navnodes);
// remap order
foreach ($collection AS $navnode)
{
$navnodes[$navnode->getNodeId()] = $navnode;
}
unset($collection);
// remove unfound entries
foreach ($navnodes AS $id => $navnode)
{
if (!$navnode instanceof vBCms_Item_Content)
{
unset($navnodes[$id]);
}
}
// write cache
vB_Cache::instance()->write(
$cache_key,
$navnodes,
self::$cache_ttl,
array(
self::getCacheEventId($node->getNavigationNode()),
self::GLOBAL_CACHE_EVENT,
self::GLOBAL_SECTION_CACHE_EVENT
)
);
}
}
if (is_array($navnodes) AND !empty($navnodes))
{
$perms_load = array();
foreach($navnodes as $navnode)
{
$perms_load[] = $navnode->getNodeId();
}
vBCMS_Permissions::loadPermissionsfrom(array_keys($perms_load));
}
// create navlinks for published nodes
$links = array();
$route = new vBCms_Route_Content();
foreach ((array)$navnodes AS $navnode)
{
if ($navnode->isPublished() AND $navnode->canView())
{
$route->node = $navnode->getUrlSegment();
$links[] = array(
'title' => $navnode->getTitle(),
'url' => $route->getCurrentUrl()
);
}
}
if (!self::$view OR $refresh)
{
self::$view = new vB_View('vbcms_navbar_link');
self::$view->links = $links;
}
}
