/// <summary>
/// check if the supplied permissions are available
/// </summary>
/// <param name="neededPermissions"></param>
/// <param name="permissionOperation">PermissionOperations</param>
/// <returns>true if the permissions are available</returns>
private bool HasPermissions(IEnumerable <string> neededPermissions, PermissionOperations permissionOperation = PermissionOperations.Or)
{
// Null permission is aways there
if (neededPermissions == null)
{
return(true);
}
return(_authenticationProvider?.Value.HasPermissions(neededPermissions, permissionOperation) ?? false);
}
/// <inheritdoc />
public bool HasPermissions(IEnumerable <string> neededPermissions, PermissionOperations permissionOperation = PermissionOperations.Or)
{
// Argument check
if (neededPermissions == null)
{
throw new ArgumentNullException(nameof(neededPermissions));
}
// Create a clean list of permissions needed
var permissionsToCompare = neededPermissions.Where(s => !string.IsNullOrWhiteSpace(s)).Select(permission => permission.Trim().ToLowerInvariant()).ToList();
if (permissionOperation == PermissionOperations.Or)
{
return(permissionsToCompare.Any(permission => _permissions.Contains(permission)));
}
return(permissionsToCompare.All(permission => _permissions.Contains(permission)));
}
/// <summary>
/// Sets the permissions Operation of the UIElement to the DependencyProperty specified in
/// PermissionsOperationProperty.
/// </summary>
/// <param name="uiElement">UIElement</param>
/// <param name="permissionOperations">PermissionOperations</param>
public static void SetPermissionsOperations(UIElement uiElement, PermissionOperations permissionOperations)
{
uiElement.SetValue(PermissionsOperationProperty, permissionOperations);
}