public static TorrentInfo Parse(Uri uri)
{
Contract.Requires(uri != null);
Contract.Requires(1 <= uri.Query.Length);
if (uri == null)
{
throw new ArgumentNullException("uri");
}
var torrent = new TorrentInfo();
string queryString = uri.Query.Substring(1);
var queryParams = System.Web.HttpUtility.ParseQueryString(queryString);
List <string> annouces = new List <string>();
foreach (string key in queryParams.AllKeys)
{
if (key == "dn")
{
torrent.Name = queryParams[key];
}
if (key == "xt")
{
string[] urn = queryParams[key].Split(':');
if (urn.Length == 3)
{
torrent.Hash = urn[2];
}
}
if (key == "tr")
{
annouces.Add(queryParams[key]);
}
if (key == "xl")
{
long val;
if (long.TryParse(queryParams[key], out val))
{
torrent.PieceLength = val;
}
}
}
return(torrent);
}
public static TorrentInfo Parse(Uri uri)
{
Contract.Requires(uri != null);
Contract.Requires(1 <= uri.Query.Length);
if (uri == null)
{
throw new ArgumentNullException(nameof(uri));
}
var torrent = new TorrentInfo();
string queryString = uri.Query.Substring(1);
var queryParams = ParseQueryString((queryString.Length > 0 && queryString[0] == '?') ? queryString.Substring(1) : queryString);
List <string> annouces = new List <string>();
foreach (string key in queryParams.Keys)
{
if (key == "dn")
{
torrent.Name = queryParams[key];
}
else if (key == "xt")
{
string[] urn = queryParams[key].Split(':');
if (urn.Length == 3)
{
torrent.Hash = urn[2];
}
}
else if (key == "tr")
{
annouces.Add(queryParams[key]);
}
else if (key == "xl")
{
if (long.TryParse(queryParams[key], out var val))
{
torrent.PieceLength = val;
}
}
}
return(torrent);
}
public static TorrentInfo Parse(BDictionary dictionary)
{
Contract.Requires(dictionary != null);
if (dictionary == null)
{
throw new ArgumentNullException("dictionary");
}
var torrent = new TorrentInfo();
TorrentFileInfo singleFile = new TorrentFileInfo();
bool isSingleFile = false;
foreach (var item in dictionary)
{
if (item.Key == null)
{
continue;
}
if (item.Key.Value == "announce")
{
if (item.Value != null)
{
torrent.Announce = item.Value.ToString();
}
}
else if (item.Key.Value == "created by")
{
if (item.Value != null)
{
torrent.CreatedBy = item.Value.ToString();
}
}
else if (item.Key.Value == "creation date")
{
BInteger integer = item.Value as BInteger;
if (integer != null)
{
torrent.CreationDate = new DateTime(1970, 1, 1).AddSeconds(integer.Value);
}
}
else if (item.Key.Value == "encoding")
{
if (item.Value != null)
{
torrent.Encoding = item.Value.ToString();
}
}
else if (item.Key.Value == "info")
{
BDictionary dict = item.Value as BDictionary;
if (dict != null)
{
ParseInfo(torrent, singleFile, ref isSingleFile, item.Value as BDictionary);
}
}
}
if (isSingleFile)
{
if (singleFile.Path != null)
{
singleFile.Path.Add(torrent.Name);
}
torrent.Files.Add(singleFile);
}
return(torrent);
}
private static void ParseInfo(TorrentInfo torrent, TorrentFileInfo singleFile, ref bool isSingleFile, BDictionary dictionary)
{
Contract.Requires(torrent != null);
Contract.Requires(singleFile != null);
Contract.Requires(dictionary != null);
foreach (var info in dictionary)
{
if (info.Key == null)
{
continue;
}
if (info.Key.Value == "name")
{
if (info.Value != null)
{
torrent.Name = info.Value.ToString();
}
}
else if (info.Key.Value == "piece length")
{
BInteger integer = info.Value as BInteger;
if (integer != null)
{
torrent.PieceLength = integer.Value;
}
}
else if (info.Key.Value == "pieces")
{
if (info.Value != null)
{
torrent.Pieces = info.Value.ToString();
}
}
else if (info.Key.Value == "private")
{
BInteger integer = info.Value as BInteger;
if (integer != null)
{
torrent.Private = integer.Value != 0;
}
}
else if (info.Key.Value == "files")
{
BList files = info.Value as BList;
if (files != null)
{
foreach (var file in files)
{
BDictionary dict = file as BDictionary;
if (dict != null)
{
torrent.Files.Add(TorrentFileInfo.Parse(dict));
}
}
}
}
else if (info.Key.Value == "file-duration")
{
isSingleFile = true;
BList items = info.Value as BList;
if (items != null)
{
foreach (var item in items)
{
BInteger integer = item as BInteger;
if (integer != null)
{
singleFile.Duration.Add(integer.Value);
}
}
}
}
else if (info.Key.Value == "file-media")
{
isSingleFile = true;
BList items = info.Value as BList;
if (items != null)
{
foreach (var item in items)
{
BInteger integer = item as BInteger;
if (integer != null)
{
singleFile.Media.Add(integer.Value);
}
}
}
}
else if (info.Key.Value == "profiles")
{
isSingleFile = true;
BList items = info.Value as BList;
if (items != null)
{
foreach (var item in items)
{
BDictionary dictItems = item as BDictionary;
if (dictItems != null)
{
TorrentFileProfileCollection profiles = new TorrentFileProfileCollection();
profiles.AddRange(dictItems.Select(dictItem => new TorrentFileProfile
{
Name = dictItem.Key.ToString(),
Value = dictItem.Value.ToString()
}));
singleFile.Profiles.Add(profiles);
}
}
}
}
}
}
public static TorrentInfo Parse(BDictionary dictionary)
{
Contract.Requires(dictionary != null);
if (dictionary == null)
throw new ArgumentNullException("dictionary");
var torrent = new TorrentInfo();
TorrentFileInfo singleFile = new TorrentFileInfo();
bool isSingleFile = false;
foreach (var item in dictionary)
{
if (item.Key == null)
continue;
if (item.Key.Value == "announce")
{
if (item.Value != null)
{
torrent.Announce = item.Value.ToString();
}
}
else if (item.Key.Value == "created by")
{
if (item.Value != null)
{
torrent.CreatedBy = item.Value.ToString();
}
}
else if (item.Key.Value == "creation date")
{
BInteger integer = item.Value as BInteger;
if (integer != null)
{
torrent.CreationDate = new DateTime(1970, 1, 1).AddSeconds(integer.Value);
}
}
else if (item.Key.Value == "encoding")
{
if (item.Value != null)
{
torrent.Encoding = item.Value.ToString();
}
}
else if (item.Key.Value == "info")
{
BDictionary dict = item.Value as BDictionary;
if (dict != null)
{
ParseInfo(torrent, singleFile, ref isSingleFile, item.Value as BDictionary);
}
}
}
if (isSingleFile)
{
if (singleFile.Path != null)
{
singleFile.Path.Add(torrent.Name);
}
torrent.Files.Add(singleFile);
}
return torrent;
}
private static void ParseInfo(TorrentInfo torrent, TorrentFileInfo singleFile, ref bool isSingleFile, BDictionary dictionary)
{
Contract.Requires(torrent != null);
Contract.Requires(singleFile != null);
Contract.Requires(dictionary != null);
foreach (var info in dictionary)
{
if (info.Key == null)
continue;
if (info.Key.Value == "name")
{
if (info.Value != null)
{
torrent.Name = info.Value.ToString();
}
}
else if (info.Key.Value == "piece length")
{
BInteger integer = info.Value as BInteger;
if (integer != null)
{
torrent.PieceLength = integer.Value;
}
}
else if (info.Key.Value == "pieces")
{
if (info.Value != null)
{
torrent.Pieces = info.Value.ToString();
}
}
else if (info.Key.Value == "private")
{
BInteger integer = info.Value as BInteger;
if (integer != null)
{
torrent.Private = integer.Value != 0;
}
}
else if (info.Key.Value == "files")
{
BList files = info.Value as BList;
if (files != null)
{
foreach (var file in files)
{
BDictionary dict = file as BDictionary;
if (dict != null)
{
torrent.Files.Add(TorrentFileInfo.Parse(dict));
}
}
}
}
else if (info.Key.Value == "file-duration")
{
isSingleFile = true;
BList items = info.Value as BList;
if (items != null)
{
foreach (var item in items)
{
BInteger integer = item as BInteger;
if (integer != null)
{
singleFile.Duration.Add(integer.Value);
}
}
}
}
else if (info.Key.Value == "file-media")
{
isSingleFile = true;
BList items = info.Value as BList;
if (items != null)
{
foreach (var item in items)
{
BInteger integer = item as BInteger;
if (integer != null)
{
singleFile.Media.Add(integer.Value);
}
}
}
}
else if (info.Key.Value == "profiles")
{
isSingleFile = true;
BList items = info.Value as BList;
if (items != null)
{
foreach (var item in items)
{
BDictionary dictItems = item as BDictionary;
if (dictItems != null)
{
TorrentFileProfileCollection profiles = new TorrentFileProfileCollection();
profiles.AddRange(dictItems.Select(dictItem => new TorrentFileProfile
{
Name = dictItem.Key.ToString(),
Value = dictItem.Value.ToString()
}));
singleFile.Profiles.Add(profiles);
}
}
}
}
}
}
public static TorrentInfo Parse(Uri uri)
{
Contract.Requires(uri != null);
Contract.Requires(1 <= uri.Query.Length);
if (uri == null)
throw new ArgumentNullException("uri");
var torrent = new TorrentInfo();
string queryString = uri.Query.Substring(1);
var queryParams = System.Web.HttpUtility.ParseQueryString(queryString);
List<string> annouces = new List<string>();
foreach (string key in queryParams.AllKeys)
{
if (key == "dn")
{
torrent.Name = queryParams[key];
}
if (key == "xt")
{
string[] urn = queryParams[key].Split(':');
if (urn.Length == 3)
{
torrent.Hash = urn[2];
}
}
if (key == "tr")
{
annouces.Add(queryParams[key]);
}
if (key == "xl")
{
long val;
if (long.TryParse(queryParams[key], out val))
{
torrent.PieceLength = val;
}
}
}
return torrent;
}
