public void createDotTorrent()
{
BNode head = root.ldata[0];
foreach (string key in head.ddata.Keys)
{
switch (key)
{
case "announce":
t.announce.link = (head.ddata[key].sdata);
break;
case "announce-list":
foreach (BNode outer in head.ddata[key].ldata)
{
if (outer.type == BNType.LIST)
{
List <DotTorrent.Link> temp = new List <DotTorrent.Link>();
foreach (BNode element in outer.ldata)
{
temp.Add(new DotTorrent.Link(element.sdata));
}
t.announceList.Add(temp);
}
}
t.announceListExists = true;
break;
case "comment":
t.comment = head.ddata[key].sdata;
t.commentExists = true;
break;
case "created by":
t.createdBy = head.ddata[key].sdata;
t.createdByExists = true;
break;
case "creation date":
t.creationDate = new DotTorrent.Date(head.ddata[key].idata);
t.creationDateExists = true;
break;
case "encoding":
t.createdBy = head.ddata[key].sdata;
t.encodingExists = true;
break;
case "info":
BNode inf = head.ddata[key];
if (inf.ddata.ContainsKey("files"))
{
t.fileMode = DotTorrent.FileMode.MultiFileMode;
}
else
{
t.fileMode = DotTorrent.FileMode.SingleFileMode;
}
foreach (string k in inf.ddata.Keys)
{
switch (k)
{
case "name":
if (t.fileMode == DotTorrent.FileMode.MultiFileMode)
{
t.rootPath = inf.ddata[k].sdata;
}
else
{
t.rootPath = "SIngle file mode Path goes here!!";
}
break;
case "piece length":
t.pieceLength = inf.ddata[k].idata;
break;
case "pieces":
t.pieces = inf.ddata[k].sdata;
break;
case "files":
foreach (BNode fl in inf.ddata[k].ldata)
{
DotTorrent.DataFile df = new DotTorrent.DataFile();
foreach (string ki in fl.ddata.Keys)
{
switch (ki)
{
case "length":
df.length = fl.ddata[ki].idata;
break;
case "path":
string fullpath = null;
foreach (BNode s in fl.ddata[ki].ldata)
{
fullpath += ("\\" + s.sdata);
}
df.path = fullpath;
df.pathExists = true;
break;
}
}
t.files.Add(df);
}
break;
}
}
break;
}
}
}
public void Parse()
{
root = new BNode(new List <BNode>(), null);
int readByte = -1;
char character;
BNode temp = root;
ParentType tempType = ParentType.LIST;
string tempKey = null;
while ((readByte = file.ReadByte()) != -1)
{
character = (char)readByte;
switch (tempType)
{
case (ParentType.LIST):
if (character == 'd')
{
//Console.WriteLine("Dictionary Made");
BNode dictionary = new BNode(new Dictionary <string, BNode>(), temp);
temp.ldata.Add(dictionary);
temp = dictionary;
tempType = ParentType.DICTKEY;
}
else if (character == 'l')
{
////Console.WriteLine("List Made");
BNode list = new BNode(new List <BNode>(), temp);
temp.ldata.Add(list);
temp = list;
tempType = ParentType.LIST;
}
else if (character == 'i')
{
long integer = 0;
bool negative = false;
readByte = file.ReadByte();
character = (char)readByte;
if (character == '-')
{
negative = true;
readByte = file.ReadByte();
character = (char)readByte;
}
else if (character == '0')
{
readByte = file.ReadByte();
character = (char)readByte;
if (character != 'e')
{
;
}
//Throw exception
else
{
temp.ldata.Add(new BNode(0, temp));
break;
}
}
do
{
integer += character - '0';
integer *= 10;
readByte = file.ReadByte();
character = (char)readByte;
}while (character != 'e');
integer /= 10;
if (negative)
{
integer *= -1;
}
////Console.WriteLine("Integer Made : {0}", integer);
temp.ldata.Add(new BNode(integer, temp));
}
else if (character == 'e')
{
temp = temp.parent;
////Console.WriteLine("List Closed");
tempType = (temp.type == BNType.DICTIONARY) ? ParentType.DICTKEY : ParentType.LIST;
}
else if (char.IsNumber(character))
{
int length = 0;
do
{
length += character - '0';
length *= 10;
readByte = file.ReadByte();
character = (char)readByte;
}while (character != ':');
length /= 10;
char[] array = new char[length];
for (int count = 0; count < length; count++)
{
readByte = file.ReadByte();
array[count] = (char)readByte;
}
string str = new string(array);
//Console.WriteLine("String Made : {0}", str);
temp.ldata.Add(new BNode(str, temp));
}
else
{
//Throw exception
}
break;
case (ParentType.DICTKEY):
if (char.IsNumber(character))
{
int length = 0;
do
{
length += character - '0';
length *= 10;
readByte = file.ReadByte();
character = (char)readByte;
}while (character != ':');
length /= 10;
char[] array = new char[length];
for (int count = 0; count < length; count++)
{
readByte = file.ReadByte();
array[count] = (char)readByte;
}
tempKey = new string(array);
////Console.WriteLine("String Made : {0}", tempKey);
tempType = ParentType.DICTVALUE;
}
else if (character == 'e')
{
temp = temp.parent;
//Console.WriteLine("Dictionary Closed");
tempType = (temp.type == BNType.DICTIONARY) ? ParentType.DICTKEY : ParentType.LIST;
}
else
{
//Throw exception
}
break;
case (ParentType.DICTVALUE):
if (character == 'd')
{
//Console.WriteLine("Dictionary Paired");
BNode dictionary = new BNode(new Dictionary <string, BNode>(), temp);
temp.ddata.Add(tempKey, dictionary);
tempKey = null;
temp = dictionary;
tempType = ParentType.DICTKEY;
}
else if (character == 'l')
{
//Console.WriteLine("List Paired");
BNode list = new BNode(new List <BNode>(), temp);
temp.ddata.Add(tempKey, list);
tempKey = null;
temp = list;
tempType = ParentType.LIST;
}
else if (character == 'i')
{
long integer = 0;
bool negative = false;
readByte = file.ReadByte();
character = (char)readByte;
if (character == '-')
{
negative = true;
readByte = file.ReadByte();
character = (char)readByte;
}
else if (character == '0')
{
readByte = file.ReadByte();
character = (char)readByte;
if (character != 'e')
{
;
}
//Throw exception
else
{
temp.ddata.Add(tempKey, new BNode(0, temp));
tempKey = null;
tempType = ParentType.DICTKEY;
break;
}
}
do
{
integer += character - '0';
integer *= 10;
readByte = file.ReadByte();
character = (char)readByte;
}while (character != 'e');
integer /= 10;
if (negative)
{
integer *= -1;
}
temp.ddata.Add(tempKey, new BNode(integer, temp));
//Console.WriteLine("Integer Paired : {0}", integer);
tempKey = null;
tempType = ParentType.DICTKEY;
}
else if (char.IsNumber(character))
{
int length = 0;
do
{
length += character - '0';
length *= 10;
readByte = file.ReadByte();
character = (char)readByte;
}while (character != ':');
length /= 10;
char[] array = new char[length];
for (int count = 0; count < length; count++)
{
readByte = file.ReadByte();
array[count] = (char)readByte;
}
string str = new string(array);
//Console.WriteLine("String Paired : {0}", str);
temp.ddata.Add(tempKey, new BNode(str, temp));
tempKey = null;
tempType = ParentType.DICTKEY;
}
else
{
//Throw exception
}
break;
default:
//Throw Exception
break;
}
}
//Console.WriteLine();
//Console.ReadKey();
}
public BNode(string _data, BNode _parent)
{
type = BNType.STRING;
sdata = _data;
parent = _parent;
}
public BNode(long _data, BNode _parent)
{
type = BNType.INTEGER;
idata = _data;
parent = _parent;
}
public BNode(List <BNode> _data, BNode _parent)
{
type = BNType.LIST;
ldata = _data;
parent = _parent;
}
public BNode(Dictionary <string, BNode> _data, BNode _parent)
{
type = BNType.DICTIONARY;
ddata = _data;
parent = _parent;
}
