/// <summary>
/// Generates single item filter for specified content location
/// </summary>
/// <returns>The single item filter.</returns>
protected virtual ContentLocationSingleItemFilter CompileSingleItemFilterExpression(Type itemType)
{
if (!typeof(Content).IsAssignableFrom(itemType) && !typeof(DynamicContent).IsAssignableFrom(itemType))
{
throw new ArgumentException("The type must be Content or Dynamic content");
}
var selectedItemGuid = this.selectedItemsIds.Select(id => new Guid(id)).FirstOrDefault();
var items = this.GetItemsQuery();
IQueryable <string> itemIds = new List <string>().AsQueryable();
IQueryable <string> itemMasterIds = new List <string>().AsQueryable();
if (typeof(Content).IsAssignableFrom(itemType))
{
var typedItems = items.OfType <Content>().Where(c => c.Id == selectedItemGuid || c.OriginalContentId == selectedItemGuid);
itemIds = items.Select(n => n.Id.ToString());
itemMasterIds = typedItems.Where(i => i.OriginalContentId != Guid.Empty).Select(n => n.OriginalContentId.ToString());
}
else
{
var typedItems = items.OfType <ILifecycleDataItemGeneric>().Where(c => c.Id == selectedItemGuid || c.OriginalContentId == selectedItemGuid);
itemIds = items.Select(n => n.Id.ToString());
itemMasterIds = typedItems.Where(i => i.OriginalContentId != Guid.Empty).Select(n => n.OriginalContentId.ToString());
}
var itemIdsList = itemIds.Distinct().ToList();
foreach (var item in itemMasterIds.Distinct())
{
if (!itemIds.Contains(item))
{
itemIdsList.Add(item);
}
}
var filter = new ContentLocationSingleItemFilter(itemIdsList);
return(filter);
}
public static IEnumerable <IContentLocationInfo> GetLocations(Guid id, string providerName, Type mediaType)
{
var location = new ContentLocationInfo();
location.ContentType = mediaType;
location.ProviderName = providerName;
var mediaItem = LibrariesManager.GetManager(providerName).GetItem(mediaType, id) as MediaContent;
var itemsList = new List <string>();
itemsList.Add(mediaItem.Id.ToString());
if (mediaItem.OriginalContentId != Guid.Empty)
{
itemsList.Add(mediaItem.OriginalContentId.ToString());
}
var filter = new ContentLocationSingleItemFilter(itemsList);
location.Filters.Add(filter);
return(new[] { location });
}
