/// <summary>
/// Return a list that contains the peers that have the searched file.
/// </summary>
/// <param name="FileName">The name of the file.</param>
/// <param name="FileID">The ID of the file.</param>
/// <returns>The list of the peers that have the searched file.</returns>
public static List <Objects.Peer> GetPeersByFile(string FileName, string FileID)
{
List <Objects.Peer> returnPeers = new List <Objects.Peer>();
for (int i = 0; i < PeersList.List.Count; i++)
{
for (int j = 0; j < PeersList.List[i].Files.Count; j++)
{
Objects.Peer.File file = PeersList.List[i].Files[j];
if (file.Name == FileName && file.SHA1 == FileID)
{
returnPeers.Add(PeersList.List[i]);
}
}
}
return(returnPeers);
}
/// <summary>
/// Build a new XML_List with all the peers are contained in the Lists.PeersList.
/// </summary>
public static void Build_XML_List()
{
XmlDocument list = new XmlDocument();
list.LoadXml("<Peers></Peers>");
for (int i = 0; i < Lists.PeersList.Count; i++)
{
Objects.Peer peer = (Objects.Peer)Lists.PeersList.List[i];
if (peer.ID != "" && peer.ID != null)
{
XmlElement XE_peer = list.CreateElement("_" + peer.ID);
XmlElement peer_IP = list.CreateElement("IP");
peer_IP.InnerText = peer.IP;
XE_peer.AppendChild(peer_IP);
XmlElement peer_time = list.CreateElement("Time");
peer_time.InnerText = peer.Date.ToString();
XE_peer.AppendChild(peer_time);
XmlElement peer_files = list.CreateElement("Files");
try
{
for (int j = 0; j < peer.Files.Count; j++)
{
Objects.Peer.File file = peer.Files[j];
XmlElement file_sha = list.CreateElement("_" + file.SHA1);
XmlElement file_name = list.CreateElement("Name");
file_name.InnerText = file.Name;
file_sha.AppendChild(file_name);
XmlElement file_size = list.CreateElement("Size");
file_size.InnerText = file.Size.ToString();
file_sha.AppendChild(file_size);
peer_files.AppendChild(file_sha);
}
}
catch
{
}
XE_peer.AppendChild(peer_files);
list.DocumentElement.AppendChild(XE_peer);
}
}
// save the list
XmlTextWriter writer = new XmlTextWriter(Global.iKiwiPath + "List.xml", null);
writer.Formatting = Formatting.Indented;
while (true)
{
try
{
list.Save(writer);
writer.Flush();
writer.Close();
return;
}
catch
{
Thread.Sleep(1);
}
}
}
public override void Process()
{
// read all the informations of the message sender and add them to the Lists.PeersList apposite item
List<Objects.Peer.File> files = new List<Objects.Peer.File>();
if (m_arrFiles != null)
{
for (int i = 0; i < m_arrFiles.Length; i++)
{
Objects.Peer.File pFile = new Objects.Peer.File();
pFile.Name = m_arrFiles[i].Name;
pFile.Size = m_arrFiles[i].Size;
pFile.SHA1 = m_arrFiles[i].SHA1;
files.Add(pFile);
}
}
Lists.PeersList.UpdatePeer_ID_Files(this.SenderPeer.IP, m_strPeerID, files);
}
public override void Process()
{
// read all the informations of the message sender and add them to the Lists.PeersList apposite item
List<Objects.Peer.File> files = new List<Objects.Peer.File>();
if (m_arrFiles != null)
{
for (int i = 0; i < m_arrFiles.Length; i++)
{
Objects.Peer.File pFile = new Objects.Peer.File();
pFile.Name = m_arrFiles[i].Name;
pFile.Size = m_arrFiles[i].Size;
pFile.SHA1 = m_arrFiles[i].SHA1;
files.Add(pFile);
}
}
Lists.PeersList.UpdatePeer_ID_Files(this.SenderPeer.IP, m_strPeerID, files);
// reply with a PO-message
string[] PO_Params = new string[(Lists.FilesList.Count * 3) + 1];
PO_Params[0] = Global.MyPeerID;
int n = 0;
for (int i = 1; i < PO_Params.Length; i += 3)
{
if (n < Lists.FilesList.Count)
{
PO_Params[i] = Lists.FilesList.List[n].Name;
PO_Params[i + 1] = Lists.FilesList.List[n].Size.ToString();
PO_Params[i + 2] = Lists.FilesList.List[n].SHA1;
n++;
}
else
{
Array.Resize(ref PO_Params, i);
break;
}
}
// reply
IMessage POmessage = MessagesFactory.Instance.CreateMessage(Commands.PO, PO_Params);
this.SenderPeer.Send(POmessage);
}
