function PermissionHandler::buildPermissionsYaml

Builds all permissions provided by .permissions.yml files.

Return value

array[] Each return permission is an array with the following keys:

• title: The title of the permission.
• description: The description of the permission, defaults to NULL.
• provider: The provider of the permission.

File

core/modules/user/src/PermissionHandler.php, line 138

Class

PermissionHandler

Provides the available permissions based on yml files.

Namespace

Code

protected function buildPermissionsYaml() {
    $all_permissions = [];
    $all_callback_permissions = [];
    foreach ($this->getYamlDiscovery()
        ->findAll() as $provider => $permissions) {
        // The top-level 'permissions_callback' is a list of methods in controller
        // syntax, see \Drupal\Core\Controller\ControllerResolver. These methods
        // should return an array of permissions in the same structure.
        if (isset($permissions['permission_callbacks'])) {
            foreach ($permissions['permission_callbacks'] as $permission_callback) {
                $callback = $this->controllerResolver
                    ->getControllerFromDefinition($permission_callback);
                if ($callback_permissions = call_user_func($callback)) {
                    // Add any callback permissions to the array of permissions. Any
                    // defaults can then get processed below.
                    foreach ($callback_permissions as $name => $callback_permission) {
                        if (!is_array($callback_permission)) {
                            $callback_permission = [
                                'title' => $callback_permission,
                            ];
                        }
                        $callback_permission += [
                            'description' => NULL,
                            'provider' => $provider,
                        ];
                        $all_callback_permissions[$name] = $callback_permission;
                    }
                }
            }
            unset($permissions['permission_callbacks']);
        }
        foreach ($permissions as &$permission) {
            if (!is_array($permission)) {
                $permission = [
                    'title' => $permission,
                ];
            }
            $permission['title'] = $this->t($permission['title']);
            $permission['description'] = isset($permission['description']) ? $this->t($permission['description']) : NULL;
            $permission['provider'] = !empty($permission['provider']) ? $permission['provider'] : $provider;
        }
        $all_permissions += $permissions;
    }
    return $all_permissions + $all_callback_permissions;
}