public VK.Audio[] Get(VK.UID page, bool needUserDigest, VK.AudioOwnerDigest userDigest, VK.AudioAlbum album = null, int offset = 0, int count = -1)
#endif
{
// Check
HostSession.EnsureHasPermission(VK.SecurityFlag.Audios);
if (!page.IsValid)
throw new ArgumentException("Invalid page UID specified.");
else if (album != null && album.ID.Page != page)
throw new ArgumentException("Invalid 'album' specified, this album does not belong to the specified page.");
else if (album != null && !album.IsValid)
throw new ArgumentException("Album does not exists.");
else if (offset < -1)
throw new ArgumentOutOfRangeException("offset", "Invalid 'offset' value.");
// Request
var args = new NameValueCollection();
if(page != HostSession.UserPage)
args.Add("owner_id", page.Value.ToString());
if (album != null)
args.Add("album_id", album.ID.Ordinal.ToString());
if (needUserDigest)
args.Add("need_user", "1");
if (offset != -1)
args.Add("offset", offset.ToString());
if (count != -1)
args.Add("count", count.ToString());
#if NEWSTYLE
XmlElement response = await HostSession.Network.AsyncXmlMethodCall("audio.get", args);
#else
XmlElement response = HostSession.Network.XmlMethodCall("audio.get", args);
#endif
// Check
if (response == null)
throw new VK.APIImplException(HostSession, "audio.get", "Unexpected server reply.");
// Parse user digest
if (needUserDigest && response["user"] != null)
userDigest.Parse(response["user"]);
// Parse audios
VK.Audio[] audios = null;
if (response.GetAttribute("list") == "true") // Notice: maybe this is incorrect, but currently okay
{
audios = new VK.Audio[response.ChildNodes.Count];
int iCount = 0;
foreach (XmlElement node in response.ChildNodes)
{
// Ensure it is audio
if (node.Name != "audio")
throw new VK.APIImplException(HostSession, "audio.get", "Unexpected server reply. "
+ "Unexpected XML node; expected 'audio', got '" + node.Name + "'.");
audios[iCount] = new VK.Audio();
audios[iCount++].Parse(node);
}
}
// Done
return audios;
}
public void Restore(ref VK.Audio audio)
#endif
{
// Check
HostSession.EnsureHasPermission(VK.SecurityFlag.Audios);
if (!audio.ID.IsValid)
throw new ArgumentException("Invalid Audio identfier specified.");
// Request
var args = new NameValueCollection();
args.Add("owner_id", audio.ID.Page.Value.ToString());
args.Add("audio_id", audio.ID.Ordinal.ToString());
#if NEWSTYLE
XmlElement response = await HostSession.Network.AsyncXmlMethodCall("audio.restore", args);
#else
XmlElement response = HostSession.Network.XmlMethodCall("audio.restore", args);
#endif
// Check
if (response == null || response["audio"] == null)
throw new VK.APIImplException(HostSession, "audio.restore", "Unexpected server reply.");
// Parse
audio.Parse(response["audio"]);
}
