/**
  * Run the database seeds.
  *
  * @return void
  */
 public function run()
 {
     DB::table('permissions')->delete();
     /**
      * Permission Attributes
      *
      * name:    Unique name for the permission, used for looking up permission information in the
      *             application layer. For example: "create-post", "edit-user", "post-payment", "mailing-list-subscribe".
      *
      * display_name:    Human readable name for the permission. Not necessarily unique, and is optional.
      *                     For example "Create Posts", "Edit Users", "Post Payments", "Subscribe to mailing list".
      *
      * description:     A more detailed explanation of the Permission. This is also optional.
      */
     $permissions = array(self::pArray(PermissionNames::CreateConference(), "Create Conference"), self::pArray(PermissionNames::ManageGlobalPermissions(), "Manage Global Permissions"), self::pArray(PermissionNames::ApproveUserRegistration(), "Approve User Registration"), self::pArray(PermissionNames::ViewSiteStatistics(), "View Site Statistics"), self::pArray(PermissionNames::ManageAccounts(), "Manage Accounts"));
     foreach ($permissions as $p) {
         $entry = new Permission();
         $entry->name = $p['name'];
         if (array_key_exists('display_name', $p)) {
             $entry->display_name = $p['display_name'];
         }
         if (array_key_exists('description', $p)) {
             $entry->description = $p['description'];
         }
         $entry->save();
     }
 }
 private function buildPermissionsJson()
 {
     $permissions = [];
     $this->checkPermission(PermissionNames::CreateConference(), $permissions);
     $this->checkPermission(PermissionNames::ManageGlobalPermissions(), $permissions);
     $this->checkPermission(PermissionNames::ApproveUserRegistration(), $permissions);
     $this->checkPermission(PermissionNames::ViewSiteStatistics(), $permissions);
     if (!is_null(Auth::user())) {
         $pnames = Permission::whereHas("roles", function ($query) {
             $query->whereHas("users", function ($query) {
                 $query->where("id", Auth::user()->id);
             });
         })->select("name")->get()->toArray();
         $pnames = array_map(function ($p) {
             return $p['name'];
         }, $pnames);
         $lookFor = PermissionNames::permissionManagementPermissionBases();
         foreach ($pnames as $permName) {
             $normal = PermissionNames::normalizePermissionName($permName);
             if (in_array($normal, $lookFor)) {
                 $permissions[] = "manage-some-permissions";
                 break;
             }
         }
     }
     return $permissions;
 }