private Task<QueryResult<BaseItem>> GetChildrenSorted(BaseItem item, User user, SearchCriteria search, SortCriteria sort, int? startIndex, int? limit)
{
var folder = (Folder)item;
var sortOrders = new List<string>();
if (!folder.IsPreSorted)
{
sortOrders.Add(ItemSortBy.SortName);
}
var mediaTypes = new List<string>();
bool? isFolder = null;
if (search.SearchType == SearchType.Audio)
{
mediaTypes.Add(MediaType.Audio);
isFolder = false;
}
else if (search.SearchType == SearchType.Video)
{
mediaTypes.Add(MediaType.Video);
isFolder = false;
}
else if (search.SearchType == SearchType.Image)
{
mediaTypes.Add(MediaType.Photo);
isFolder = false;
}
else if (search.SearchType == SearchType.Playlist)
{
//items = items.OfType<Playlist>();
isFolder = true;
}
else if (search.SearchType == SearchType.MusicAlbum)
{
//items = items.OfType<MusicAlbum>();
isFolder = true;
}
return folder.GetItems(new InternalItemsQuery
{
Limit = limit,
StartIndex = startIndex,
SortBy = sortOrders.ToArray(),
SortOrder = sort.SortOrder,
User = user,
Recursive = true,
Filter = FilterUnsupportedContent,
IsFolder = isFolder,
MediaTypes = mediaTypes.ToArray()
});
}
private async Task<IEnumerable<KeyValuePair<string, string>>> HandleSearch(Headers sparams, User user, string deviceId)
{
var searchCriteria = new SearchCriteria(sparams.GetValueOrDefault("SearchCriteria", ""));
var sortCriteria = new SortCriteria(sparams.GetValueOrDefault("SortCriteria", ""));
var filter = new Filter(sparams.GetValueOrDefault("Filter", "*"));
// sort example: dc:title, dc:date
// Default to null instead of 0
// Upnp inspector sends 0 as requestedCount when it wants everything
int? requestedCount = null;
int? start = 0;
int requestedVal;
if (sparams.ContainsKey("RequestedCount") && int.TryParse(sparams["RequestedCount"], out requestedVal) && requestedVal > 0)
{
requestedCount = requestedVal;
}
int startVal;
if (sparams.ContainsKey("StartingIndex") && int.TryParse(sparams["StartingIndex"], out startVal) && startVal > 0)
{
start = startVal;
}
//var root = GetItem(id) as IMediaFolder;
var result = new XmlDocument();
var didl = result.CreateElement(string.Empty, "DIDL-Lite", NS_DIDL);
didl.SetAttribute("xmlns:dc", NS_DC);
didl.SetAttribute("xmlns:dlna", NS_DLNA);
didl.SetAttribute("xmlns:upnp", NS_UPNP);
foreach (var att in _profile.XmlRootAttributes)
{
didl.SetAttribute(att.Name, att.Value);
}
result.AppendChild(didl);
var serverItem = GetItemFromObjectId(sparams["ContainerID"], user);
var item = serverItem.Item;
var childrenResult = (await GetChildrenSorted(item, user, searchCriteria, sortCriteria, start, requestedCount).ConfigureAwait(false));
var totalCount = childrenResult.TotalRecordCount;
var provided = childrenResult.Items.Length;
foreach (var i in childrenResult.Items)
{
if (i.IsFolder)
{
var childCount = (await GetChildrenSorted(i, user, searchCriteria, sortCriteria, null, 0).ConfigureAwait(false))
.TotalRecordCount;
result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, i, null, item, childCount, filter));
}
else
{
result.DocumentElement.AppendChild(_didlBuilder.GetItemElement(result, i, item, serverItem.StubType, deviceId, filter));
}
}
var resXML = result.OuterXml;
return new List<KeyValuePair<string, string>>
{
new KeyValuePair<string,string>("Result", resXML),
new KeyValuePair<string,string>("NumberReturned", provided.ToString(_usCulture)),
new KeyValuePair<string,string>("TotalMatches", totalCount.ToString(_usCulture)),
new KeyValuePair<string,string>("UpdateID", _systemUpdateId.ToString(_usCulture))
};
}
private IEnumerable<KeyValuePair<string, string>> HandleSearch(Headers sparams, User user, string deviceId)
{
var searchCriteria = new SearchCriteria(sparams.GetValueOrDefault("SearchCriteria", ""));
var sortCriteria = new SortCriteria(sparams.GetValueOrDefault("SortCriteria", ""));
var filter = new Filter(sparams.GetValueOrDefault("Filter", "*"));
// sort example: dc:title, dc:date
var provided = 0;
var requested = 0;
var start = 0;
if (sparams.ContainsKey("RequestedCount") && int.TryParse(sparams["RequestedCount"], out requested) && requested <= 0)
{
requested = 0;
}
if (sparams.ContainsKey("StartingIndex") && int.TryParse(sparams["StartingIndex"], out start) && start <= 0)
{
start = 0;
}
//var root = GetItem(id) as IMediaFolder;
var result = new XmlDocument();
var didl = result.CreateElement(string.Empty, "DIDL-Lite", NS_DIDL);
didl.SetAttribute("xmlns:dc", NS_DC);
didl.SetAttribute("xmlns:dlna", NS_DLNA);
didl.SetAttribute("xmlns:upnp", NS_UPNP);
didl.SetAttribute("xmlns:sec", NS_SEC);
result.AppendChild(didl);
var folder = (Folder)GetItemFromObjectId(sparams["ContainerID"], user);
var children = GetChildrenSorted(folder, user, searchCriteria, sortCriteria).ToList();
var totalCount = children.Count;
if (start > 0)
{
children = children.Skip(start).ToList();
}
if (requested > 0)
{
children = children.Take(requested).ToList();
}
provided = children.Count;
foreach (var i in children)
{
if (i.IsFolder)
{
var f = (Folder)i;
var childCount = GetChildrenSorted(f, user, searchCriteria, sortCriteria).Count();
Browse_AddFolder(result, f, childCount, filter);
}
else
{
Browse_AddItem(result, i, user, deviceId, filter);
}
}
var resXML = result.OuterXml;
return new List<KeyValuePair<string, string>>
{
new KeyValuePair<string,string>("Result", resXML),
new KeyValuePair<string,string>("NumberReturned", provided.ToString(_usCulture)),
new KeyValuePair<string,string>("TotalMatches", totalCount.ToString(_usCulture)),
new KeyValuePair<string,string>("UpdateID", _systemUpdateId.ToString(_usCulture))
};
}
private IEnumerable<BaseItem> GetChildrenSorted(Folder folder, User user, SearchCriteria search, SortCriteria sort)
{
if (search.SearchType == SearchType.Unknown)
{
return GetChildrenSorted(folder, user, sort);
}
var items = folder.GetRecursiveChildren(user);
items = FilterUnsupportedContent(items);
if (search.SearchType == SearchType.Audio)
{
items = items.OfType<Audio>();
}
else if (search.SearchType == SearchType.Video)
{
items = items.OfType<Video>();
}
else if (search.SearchType == SearchType.Image)
{
items = items.OfType<Photo>();
}
else if (search.SearchType == SearchType.Playlist)
{
}
return SortItems(items, user, sort);
}
private async Task<QueryResult<BaseItem>> GetChildrenSorted(Folder folder, User user, SearchCriteria search, SortCriteria sort, int? startIndex, int? limit)
{
if (search.SearchType == SearchType.Unknown)
{
return await GetChildrenSorted(folder, user, sort, startIndex, limit).ConfigureAwait(false);
}
var result = await GetChildrenSorted(folder, user, sort, null, null).ConfigureAwait(false);
var items = FilterUnsupportedContent(result.Items);
if (search.SearchType == SearchType.Audio)
{
items = items.OfType<Audio>();
}
else if (search.SearchType == SearchType.Video)
{
items = items.OfType<Video>();
}
else if (search.SearchType == SearchType.Image)
{
items = items.OfType<Photo>();
}
else if (search.SearchType == SearchType.Playlist)
{
items = items.OfType<Playlist>();
}
items = SortItems(items, user, sort);
return ToResult(items, startIndex, limit);
}
