/// <summary>
/// Validates the specified <paramref name="page" /> as an asynchronous operation.
/// </summary>
/// <param name="manager">The <see cref="PortalManager" /> that can be used to retrieve user properties.</param>
/// <param name="portal">The portal which owns the page.</param>
/// <param name="page">The page to validate.</param>
/// <param name="cancellationToken">The <see cref="CancellationToken" /> used to propagate notifications that the operation should be canceled.</param>
/// <returns>
/// The <see cref="Task" /> that represents the asynchronous operation, containing the <see cref="ValidationResult" /> of the validation operation.
/// </returns>
public virtual async Task <ValidationResult> ValidatePageAsync(PortalManager manager, PortalItem portal, PageItem page, CancellationToken cancellationToken)
{
if (manager == null)
{
throw new ArgumentNullException(nameof(manager));
}
if (portal == null)
{
throw new ArgumentNullException(nameof(portal));
}
if (page == null)
{
throw new ArgumentNullException(nameof(page));
}
var otherPage = await manager.GetPageByUriAsync(portal, page.Uri, cancellationToken);
if (otherPage == null || otherPage.Id == page.Id || !string.Equals(otherPage.Uri, page.Uri, StringComparison.Ordinal))
{
return(ValidationResult.Success);
}
return(ValidationResult.Failed(string.Format(CultureInfo.CurrentCulture, PortalResources.DuplicatedPageUri, page.Uri)));
}
/// <summary>
/// Initializes a new instance of the <see cref="PageLayers" /> class.
/// </summary>
/// <param name="contentPage">The content page.</param>
/// <param name="masterPages">The master pages.</param>
internal PageLayers(PageItem contentPage, ImmutableArray <PageItem> masterPages)
{
ContentPage = contentPage;
MasterPages = masterPages;
}
