protected override System.Collections.IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
ItemDataSourceSelectingEventArgs selectingArgs = new ItemDataSourceSelectingEventArgs(arguments);
OnSelecting(selectingArgs);
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(GetAllItems());
if (args.Items == null)
{
return(null);
}
if (selectingArgs.Arguments.RetrieveTotalRowCount)
{
selectingArgs.Arguments.TotalRowCount = args.Items.Count;
}
if (!string.IsNullOrEmpty(selectingArgs.Arguments.SortExpression) && selectingArgs.Arguments.SortExpression != currentSortExpression)
{
args.Items.Sort(new Collections.ItemComparer(selectingArgs.Arguments.SortExpression));
currentSortExpression = selectingArgs.Arguments.SortExpression;
}
else if (!string.IsNullOrEmpty(SortBy))
{
args.Items.Sort(new Collections.ItemComparer(SortBy));
}
OnFiltering(args);
if (Filter != null || (selectingArgs.Arguments.StartRowIndex >= 0 && selectingArgs.Arguments.MaximumRows > 0))
{
Collections.ItemList filteredItems = args.Items;
if (Filter != null)
{
filteredItems = new Collections.ItemList(filteredItems, Filter);
}
if (selectingArgs.Arguments.StartRowIndex >= 0 && selectingArgs.Arguments.MaximumRows > 0)
{
filteredItems = new Collections.ItemList(filteredItems, new Collections.CountFilter(selectingArgs.Arguments.StartRowIndex, selectingArgs.Arguments.MaximumRows));
}
args = new N2.Collections.ItemListEventArgs(filteredItems);
}
OnSelected(args);
return(args.Items);
}
protected override int ExecuteDelete(System.Collections.IDictionary keys, System.Collections.IDictionary oldValues)
{
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(GetItemsFromIdentifiers(keys));
OnDeleting(args);
foreach (ContentItem item in args.Items)
{
Engine.Persister.Delete(item);
}
OnDeleted(args);
if (args.Items.Count > 0)
{
OnDataSourceViewChanged(EventArgs.Empty);
}
return(args.Items.Count);
}
protected override IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
if (this.Query != null)
{
ItemDataSourceSelectingEventArgs selectingArgs = new ItemDataSourceSelectingEventArgs(arguments);
OnSelecting(selectingArgs);
IList<ContentItem> items = Query
.FirstResult(selectingArgs.Arguments.StartRowIndex)
.MaxResults(selectingArgs.Arguments.MaximumRows)
.Select();
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(new Collections.ItemList(items));
OnSelected(args);
return args.Items;
}
else
return null;
}
protected override IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
if (this.Query != null)
{
ItemDataSourceSelectingEventArgs selectingArgs = new ItemDataSourceSelectingEventArgs(arguments);
OnSelecting(selectingArgs);
IList <ContentItem> items = Query
.FirstResult(selectingArgs.Arguments.StartRowIndex)
.MaxResults(selectingArgs.Arguments.MaximumRows)
.Select();
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(new Collections.ItemList(items));
OnSelected(args);
return(args.Items);
}
else
{
return(null);
}
}
protected override int ExecuteUpdate(System.Collections.IDictionary keys, System.Collections.IDictionary values, System.Collections.IDictionary oldValues)
{
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(GetItemsFromIdentifiers(keys));
OnUpdating(args);
foreach (ContentItem item in args.Items)
{
foreach (string propertyName in values.Keys)
{
item[propertyName] = values[propertyName];
}
Engine.Persister.Save(item);
}
OnUpdated(args);
if (args.Items.Count > 0)
{
OnDataSourceViewChanged(EventArgs.Empty);
}
return(args.Items.Count);
}
protected override System.Collections.IEnumerable ExecuteSelect(DataSourceSelectArguments arguments)
{
ItemDataSourceSelectingEventArgs selectingArgs = new ItemDataSourceSelectingEventArgs(arguments);
OnSelecting(selectingArgs);
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(GetAllItems());
if (args.Items == null)
return null;
if(selectingArgs.Arguments.RetrieveTotalRowCount)
selectingArgs.Arguments.TotalRowCount = args.Items.Count;
if (!string.IsNullOrEmpty(selectingArgs.Arguments.SortExpression) && selectingArgs.Arguments.SortExpression != currentSortExpression)
{
args.Items.Sort(new Collections.ItemComparer(selectingArgs.Arguments.SortExpression));
currentSortExpression = selectingArgs.Arguments.SortExpression;
}
else if (!string.IsNullOrEmpty(SortBy))
{
args.Items.Sort(new Collections.ItemComparer(SortBy));
}
OnFiltering(args);
if (Filter != null || (selectingArgs.Arguments.StartRowIndex >= 0 && selectingArgs.Arguments.MaximumRows > 0))
{
Collections.ItemList filteredItems = args.Items;
if (Filter != null)
filteredItems = new Collections.ItemList(filteredItems, Filter);
if (selectingArgs.Arguments.StartRowIndex >= 0 && selectingArgs.Arguments.MaximumRows > 0)
filteredItems = new Collections.ItemList(filteredItems, new Collections.CountFilter(selectingArgs.Arguments.StartRowIndex, selectingArgs.Arguments.MaximumRows));
args = new N2.Collections.ItemListEventArgs(filteredItems);
}
OnSelected(args);
return args.Items;
}
void idsNews_Filtering(object sender, N2.Collections.ItemListEventArgs e)
{
Collections.TypeFilter.Filter(e.Items, typeof(N2.Templates.Items.News));
}
void idsNews_Filtering(object sender, N2.Collections.ItemListEventArgs e)
{
CurrentItem.Filter(e.Items);
}
protected override int ExecuteUpdate(System.Collections.IDictionary keys, System.Collections.IDictionary values, System.Collections.IDictionary oldValues)
{
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(GetItemsFromIdentifiers(keys));
OnUpdating(args);
foreach (ContentItem item in args.Items)
{
foreach (string propertyName in values.Keys)
item[propertyName] = values[propertyName];
Engine.Persister.Save(item);
}
OnUpdated(args);
if (args.Items.Count > 0)
OnDataSourceViewChanged(EventArgs.Empty);
return args.Items.Count;
}
protected override int ExecuteDelete(System.Collections.IDictionary keys, System.Collections.IDictionary oldValues)
{
Collections.ItemListEventArgs args = new N2.Collections.ItemListEventArgs(GetItemsFromIdentifiers(keys));
OnDeleting(args);
foreach(ContentItem item in args.Items)
Engine.Persister.Delete(item);
OnDeleted(args);
if (args.Items.Count > 0)
OnDataSourceViewChanged(EventArgs.Empty);
return args.Items.Count;
}
