private void btnOpen_Click(object sender, EventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.Filter = "torrent file (*.torrent)|*.torrent|All files (*.*)|*.*";
if (dialog.ShowDialog() == DialogResult.OK)
{
try
{
coder_ = new Bencoder();
coder_.OpenFile(dialog.FileName);
TreeNode root = treeView1.Nodes.Add("Root");
AddRootToTree(root, coder_.root_);
root.Expand();
currentPath_ = Path.GetDirectoryName(dialog.FileName);
currentFileName_ = Path.GetFileName(dialog.FileName);
btnSaveAs.Enabled = true;
btnClear.Enabled = true;
fileDict_ = coder_.root_.FindFileDict();
for (int i = 0; i < fileList_.Count; i++)
{
string extName = fileList_[i].extName_;
if (extName == ".mp4" ||
extName == ".avi" ||
extName == ".mkv" ||
extName == ".mpg" ||
extName == ".rmvb" ||
extName == ".rm" ||
extName == ".wmv" ||
extName == ".zip" ||
extName == ".rar" ||
extName == ".iso")
{
}
else
{
checkedListBox1.SetItemChecked(i, true);
}
}
}
catch (System.Exception ex)
{
MessageBox.Show("Open Error: " + ex.Message);
}
}
}
public void Decode(Bencoder file)
{
if (len_ != 0)
{
byte[] buf = file.ReadBytes(len_);
value_ = System.Text.Encoding.UTF8.GetString(buf);
org_ = buf;
}
}
public void Encode(Bencoder file)
{
if (len_ == 0)
{
file.WriteInt(0);
file.WriteChar(':');
}
else
{
file.WriteInt(len_);
file.WriteChar(':');
file.WriteBytes(org_, org_.Length);
}
}
public void Decode(Bencoder file)
{
IBenNode node = BenDecoder.NextNote(file);
while (node != null)
{
nodes_.Add(node);
node = BenDecoder.NextNote(file);
}
}
public void Encode(Bencoder file)
{
foreach (IBenNode node in nodes_)
{
node.Encode(file);
}
}
public void Decode(Bencoder file)
{
IBenNode item = BenDecoder.NextNote(file);
while (item != null)
{
list_.Add(item);
item = BenDecoder.NextNote(file);
}
}
public void Encode(Bencoder file)
{
file.WriteChar('l');
foreach (IBenNode node in list_)
{
node.Encode(file);
}
file.WriteChar('e');
}
public void Encode(Bencoder file)
{
file.WriteChar('i');
file.WriteInt(value_);
file.WriteChar('e');
}
public void Decode(Bencoder file)
{
string value = string.Empty;
char c = file.ReadChar();
while (c != 'e')
{
value += c;
c = file.ReadChar();
}
value_ = Convert.ToInt64(value);
}
public void Encode(Bencoder file)
{
file.WriteChar('d');
foreach (KeyValuePair<BenString, IBenNode> pair in dict_)
{
pair.Key.Encode(file);
pair.Value.Encode(file);
}
file.WriteChar('e');
}
public void Decode(Bencoder file)
{
IBenNode key = BenDecoder.NextNote(file);
while (key != null)
{
IBenNode value = BenDecoder.NextNote(file);
if ((key as BenString).value_ == "path")
{
(value as BenList).isPathList_ = true;
}
if ((key as BenString).value_ == "files")
{
(value as BenList).isFileList_ = true;
}
dict_.Add(key as BenString, value);
key = BenDecoder.NextNote(file);
}
}
public static IBenNode NextNote(Bencoder file)
{
IBenNode node = null;
char key = file.ReadChar();
switch (key)
{
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
string stringLen = string.Empty;
char c = key;
while (c != ':')
{
stringLen += c.ToString();
c = file.ReadChar();
}
BenString benString = new BenString(System.Int32.Parse(stringLen));
benString.Decode(file);
node = benString;
break;
case 'i':
BenInt i = new BenInt();
i.Decode(file);
node = i;
break;
case 'd':
BenDictionary dict = new BenDictionary();
dict.Decode(file);
node = dict;
break;
case 'l':
BenList list = new BenList();
list.Decode(file);
node = list;
break;
}
return node;
}
