private async Task <IEnumerable <KeyValuePair <string, string> > > HandleBrowse(Headers sparams, User user, string deviceId)
{
var id = sparams["ObjectID"];
var flag = sparams["BrowseFlag"];
var filter = new Filter(sparams.GetValueOrDefault("Filter", "*"));
var sortCriteria = new SortCriteria(sparams.GetValueOrDefault("SortCriteria", ""));
var provided = 0;
int?requested = 0;
int?start = 0;
int requestedVal;
if (sparams.ContainsKey("RequestedCount") && int.TryParse(sparams["RequestedCount"], out requestedVal) && requestedVal > 0)
{
requested = 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);
//didl.SetAttribute("xmlns:sec", NS_SEC);
result.AppendChild(didl);
var item = GetItemFromObjectId(id, user);
var totalCount = 0;
if (string.Equals(flag, "BrowseMetadata"))
{
var folder = item as Folder;
if (folder == null)
{
result.DocumentElement.AppendChild(_didlBuilder.GetItemElement(result, item, deviceId, filter));
}
else
{
var childrenResult = (await GetChildrenSorted(folder, user, sortCriteria, start, requested).ConfigureAwait(false));
totalCount = childrenResult.TotalRecordCount;
result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, folder, totalCount, filter));
}
provided++;
}
else
{
var folder = (Folder)item;
var childrenResult = (await GetChildrenSorted(folder, user, sortCriteria, start, requested).ConfigureAwait(false));
totalCount = childrenResult.TotalRecordCount;
provided = childrenResult.Items.Length;
foreach (var i in childrenResult.Items)
{
if (i.IsFolder)
{
var f = (Folder)i;
var childCount = (await GetChildrenSorted(f, user, sortCriteria, null, 0).ConfigureAwait(false))
.TotalRecordCount;
result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, f, childCount, filter));
}
else
{
result.DocumentElement.AppendChild(_didlBuilder.GetItemElement(result, i, 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 async Task <IEnumerable <KeyValuePair <string, string> > > HandleBrowse(Headers sparams, User user, string deviceId)
{
var id = sparams["ObjectID"];
var flag = sparams["BrowseFlag"];
var filter = new Filter(sparams.GetValueOrDefault("Filter", "*"));
var sortCriteria = new SortCriteria(sparams.GetValueOrDefault("SortCriteria", ""));
var provided = 0;
// 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);
//didl.SetAttribute("xmlns:sec", NS_SEC);
result.AppendChild(didl);
var serverItem = GetItemFromObjectId(id, user);
var item = serverItem.Item;
int totalCount;
if (string.Equals(flag, "BrowseMetadata"))
{
totalCount = 1;
if (item.IsFolder || serverItem.StubType.HasValue)
{
var childrenResult = (await GetUserItems(item, serverItem.StubType, user, sortCriteria, start, requestedCount).ConfigureAwait(false));
result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, item, serverItem.StubType, null, childrenResult.TotalRecordCount, filter, id));
}
else
{
result.DocumentElement.AppendChild(_didlBuilder.GetItemElement(_config.GetDlnaConfiguration(), result, item, null, null, deviceId, filter));
}
provided++;
}
else
{
var childrenResult = (await GetUserItems(item, serverItem.StubType, user, sortCriteria, start, requestedCount).ConfigureAwait(false));
totalCount = childrenResult.TotalRecordCount;
provided = childrenResult.Items.Length;
foreach (var i in childrenResult.Items)
{
var childItem = i.Item;
var displayStubType = i.StubType;
if (childItem.IsFolder || displayStubType.HasValue)
{
var childCount = (await GetUserItems(childItem, displayStubType, user, sortCriteria, null, 0).ConfigureAwait(false))
.TotalRecordCount;
result.DocumentElement.AppendChild(_didlBuilder.GetFolderElement(result, childItem, displayStubType, item, childCount, filter));
}
else
{
result.DocumentElement.AppendChild(_didlBuilder.GetItemElement(_config.GetDlnaConfiguration(), result, childItem, 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))
});
}