/// <summary>
/// In the specified directory <paramref name="folder"/>, finds all items <see cref="Exchange.Item"/>,
/// that match the filter <paramref name="filter"/>, and returns them collection. In the object
/// <paramref name="view"/> fixed number of read items in the catalog.
/// </summary>
/// <param name="folder">Exchange folder.</param>
/// <param name="filter">Search filter.</param>
/// <param name="view">Settings view in the directory search operation.</param>
/// <returns>Items collection<see cref="Exchange.Item"/>.
/// </returns>
public static Exchange.FindItemsResults <Exchange.Item> ReadItems(this Exchange.Folder folder,
Exchange.SearchFilter filter, Exchange.ItemView view)
{
Exchange.FindItemsResults <Exchange.Item> result =
filter == null?folder.FindItems(view) : folder.FindItems(filter, view);
view.Offset = result.NextPageOffset ?? 0;
return(result);
}
/// <summary>
/// Gets emails from <see cref="itemCollection"/>
/// </summary>
/// <param name="itemCollection">Finding list items from exchange.</param>
/// <param name="activityFolderIds">List folders uniqueidentifier.</param>
/// <returns></returns>
public virtual IEnumerable <IRemoteItem> GetEmailsFromCollection(Exchange.FindItemsResults <Exchange.Item> itemCollection,
List <Guid> activityFolderIds)
{
SyncItemSchema schema = FindSchemaBySyncValueName(typeof(ExchangeEmailMessage).Name);
foreach (Exchange.Item item in itemCollection)
{
if (item is Exchange.EmailMessage)
{
Exchange.PropertySet properties = new Exchange.PropertySet(Exchange.BasePropertySet.IdOnly);
Exchange.EmailMessage bindEmail = ExchangeUtility.SafeBindItem <Exchange.EmailMessage>(Service, item.Id, properties);
if (bindEmail != null)
{
var remoteItem = new ExchangeEmailMessage(schema, bindEmail, TimeZone)
{
ActivityFolderIds = activityFolderIds
};
yield return(remoteItem);
}
}
}
}
/// <summary>
/// Gets true if the elements of the collection are available for reading.
/// </summary>
/// <param name="itemCollection">List exchange items.</param>
/// <returns>Flag indicates if the elements of the collection are available for reading. </returns>
protected virtual bool GetMoreAvailable(Exchange.FindItemsResults <Exchange.Item> itemCollection)
{
return(itemCollection.MoreAvailable);
}
