private static string GetCacheId(Guid applicationId, SPListItemGetOptions options)
{
return(string.Join(":",
new[]
{
"ListItems.Get",
applicationId.ToString("N"),
GetListItemId(options)
}));
}
public bool CanEdit(Guid listId, SPListItemGetOptions options)
{
var cacheId = CanEditCacheKey(listId, options);
var canEdit = (bool?)cacheService.Get(cacheId, CacheScope.Context | CacheScope.Process);
if (canEdit == null)
{
canEdit = listItemService.CanEdit(listId, options);
cacheService.Put(cacheId, canEdit, CacheScope.Context | CacheScope.Process, new string[] { }, CacheTimeOut);
}
return((bool)canEdit);
}
public SPListItem Get(Guid listId, SPListItemGetOptions options)
{
var cacheId = GetCacheId(listId, options);
var listItem = (SPListItem)cacheService.Get(cacheId, CacheScope.Context | CacheScope.Process);
if (listItem != null)
{
return(listItem);
}
listItem = listItemService.Get(listId, options);
cacheService.Put(cacheId, listItem, CacheScope.Context | CacheScope.Process, new[] { Tag(listId) }, CacheTimeOut);
return(listItem);
}
private static string CanEditCacheKey(Guid applicationId, SPListItemGetOptions options)
{
return(string.Concat("ListItems.CanEdit:", applicationId.ToString("N"), ":", GetListItemId(options)));
}
private static string GetListItemId(SPListItemGetOptions options)
{
return(options.ItemId.HasValue ? options.ItemId.Value.ToString(CultureInfo.InvariantCulture) : options.UniqueId.ToString("N"));
}