/**
* Generates the bit value for the bundle's permission
*
* @param array $permissions
*
* @return array
* @throws \InvalidArgumentException
*/
public function generatePermissions(array $permissions)
{
$entities = array();
//give bundles an opportunity to analyze and adjust permissions based on others
$classes = $this->getPermissionObjects();
//bust out permissions into their respective bundles
$bundlePermissions = array();
foreach ($permissions as $permission => $perms) {
list($bundle, $level) = explode(':', $permission);
$bundlePermissions[$bundle][$level] = $perms;
}
$bundles = array_keys($classes);
foreach ($bundles as $bundle) {
if (!isset($bundlePermissions[$bundle])) {
$bundlePermissions[$bundle] = array();
}
}
//do a first round to give bundles a chance to update everything and give an opportunity to require a second round
//if the permission it is looking for from another bundle is not configured yet
$secondRound = array();
foreach ($classes as $bundle => $class) {
$needsRoundTwo = $class->analyzePermissions($bundlePermissions[$bundle], $bundlePermissions);
if ($needsRoundTwo) {
$secondRound[] = $bundle;
}
}
foreach ($secondRound as $bundle) {
$classes[$bundle]->analyzePermissions($bundlePermissions[$bundle], $bundlePermissions, true);
}
//get a list of plugin bundles so we can tell later if a bundle is core or plugin
$pluginBundles = $this->getPluginBundles();
//create entities
foreach ($bundlePermissions as $bundle => $permissions) {
foreach ($permissions as $name => $perms) {
$entity = new Permission();
//strtolower to ensure consistency
$entity->setBundle(strtolower($bundle));
$entity->setName(strtolower($name));
$bit = 0;
$class = $this->getPermissionObject($bundle, true, array_key_exists(ucfirst($bundle) . "Bundle", $pluginBundles));
foreach ($perms as $perm) {
//get the bit for the perm
if (!$class->isSupported($name, $perm)) {
throw new \InvalidArgumentException("{$perm} does not exist for {$bundle}:{$name}");
}
$bit += $class->getValue($name, $perm);
}
$entity->setBitwise($bit);
$entities[] = $entity;
}
}
return $entities;
}
/**
* {@inheritDoc}
*/
public function setBundle($bundle)
{
$this->__initializer__ && $this->__initializer__->__invoke($this, 'setBundle', array($bundle));
return parent::setBundle($bundle);
}