public Session(Socket s)
{
socket = s;
userId = "";
sState = SState.State_Init;
headerBuff = new byte[HEADER_SIZE];
}
public void Close()
{
if (socket != null)
{
socket.Disconnect(false);
socket.Close();
}
recvBuff.Dispose();
socket = null;
userId = "";
sState = SState.State_Init;
headerBuff = null;
Disconnected = null;
DataReceived = null;
}
//-------------------------------------------------------------------------Read Formats---------------//
/// <summary>
/// Converts an advanced substation alpha subtitle into the local subtitle format
/// </summary>
/// <param name="path">Path to the subtitle to read</param>
private void ReadASS(string path)
{
string subContent = File.ReadAllText(path, EncodingRead);
subContent = Regex.Replace(subContent, @"\{[^}]*\}", ""); //Remove all additional styling
using (StringReader assFile = new StringReader(subContent))
{
string line = "";
SState state = SState.Empty;
while ((line = assFile.ReadLine()) != null) //Iterate over string
{
switch (state)
{
case SState.Empty:
if (line.StartsWith("[Events]")) //The row before all dialog
{
assFile.ReadLine(); //Skip the format
state = SState.Iterating;
}
break;
case SState.Iterating:
if (line.StartsWith("Dialogue:")) //As Diaglog starts with this
{
//Split into 10 Segments
//Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
//TODO: does it require them all?, or will the magic 10 be replace based on ^
string[] splitLine = line.Split(CommaArray, 10, StringSplitOptions.None);
DateTime beginTime = DateTime.ParseExact(splitLine[1], "H:mm:ss.ff", CultureInfo.InvariantCulture);
DateTime endTime = DateTime.ParseExact(splitLine[2], "H:mm:ss.ff", CultureInfo.InvariantCulture);
string text = splitLine[9].Replace("\\N", "\n");//Replace \N with actual newlines
subTitleLocal.Add(new SubtitleEntry(beginTime, endTime, text));
}
break;
}
}
}
//Since ass/ssa can be in any order we must do this;
//It shouldn't mess up already ordered for the next part
subTitleLocal = subTitleLocal.OrderBy(o => o.startTime).ToList();
JoinSameStart();
}
/// <summary>
/// Converts a wsrt subtitle into the local subtitle format
/// </summary>
/// <param name="path">Path to the WSRT file</param>
private void ReadWSRT2(string path)
{
string raw = File.ReadAllText(path, EncodingRead);
raw = raw.Replace("\r\n", "\n");
raw = raw.Trim();
var splited = raw.Split(NewLineArray, StringSplitOptions.None).ToList();
DateTime beginTime = new DateTime();
DateTime endTime = new DateTime();
string previous = "<blankstring>"; //Since need to handle first time option and can
string subContent = "";
SState ss = SState.Empty;
string cleanedString = "";
foreach (string line in splited)
{
switch (ss)
{
case (SState.Empty): //First time
if (line.Contains("-->"))
{
string[] time = Regex.Split(line, " *--> *");
DateTime.TryParse(time[0], out beginTime);
DateTime.TryParse(time[1].Split(SpaceArray, StringSplitOptions.None)[0], out endTime);
//beginTime = DateTime.ParseExact(time[0].Substring(0, 12), "HH:mm:ss.fff", CultureInfo.InvariantCulture);
//endTime = DateTime.ParseExact(time[1].Substring(0, 12), "HH:mm:ss.fff", CultureInfo.InvariantCulture);
ss = SState.Adding;
}
break;
case (SState.Adding):
if (line.Contains("-->"))
{
//Add
cleanedString = subContent.TrimEnd();
cleanedString = Regex.Replace(cleanedString, @"</*[0-9]+>", "");
subTitleLocal.Add(new SubtitleEntry(beginTime, endTime, cleanedString));
//Cleanup for new
subContent = "";
previous = "<blankstring>";
//Set date
string[] time = Regex.Split(line, " *--> *");
DateTime.TryParse(time[0], out beginTime);
DateTime.TryParse(time[1].Split(SpaceArray, StringSplitOptions.None)[0], out endTime);
//beginTime = DateTime.ParseExact(time[0].Substring(0, 12), "HH:mm:ss.fff", CultureInfo.InvariantCulture);
//endTime = DateTime.ParseExact(time[1].Substring(0, 12), "HH:mm:ss.fff", CultureInfo.InvariantCulture);
}
else if (previous.Equals("<blankstring>"))
{
previous = line;
}
else
{
subContent += previous + "\n";
previous = line;
}
break;
}
}
//Add stragggler
cleanedString = subContent.TrimEnd();
cleanedString = Regex.Replace(cleanedString, @"</*[0-9]+>", "");
subTitleLocal.Add(new SubtitleEntry(beginTime, endTime, cleanedString));
}
/// <summary>
/// Reads a WebVTT to the applications local format
/// </summary>
/// <param name="path">The path to the subtitle to convert</param>
private void ReadWebVTT(string path)
{
string raw = File.ReadAllText(path, EncodingRead);
raw = raw.Replace("\r\n", "\n"); //Replace Windows format
raw = raw.Replace("\r", "\n"); //Replace old Mac format (it's in the specs to do so)
raw = raw.Trim();
raw = Regex.Replace(raw, @"<v(.*? )(.*?)>", "$2: "); //Replace voice tags with a "Name: "
raw = Regex.Replace(raw, @"<[^>]*>", ""); //Remove all anotations
var splited = raw.Split(NewLineArray, StringSplitOptions.None).ToList();
SState ss = SState.Empty; //Current state
if (!splited[0].StartsWith("WEBVTT"))
{
return; //Not a valid WebVTT
}
DateTime beginTime = new DateTime();
DateTime endTime = new DateTime();
string textContent = "";
foreach (string line in splited.Skip(1)) //Iterate line by line
{
switch (ss)
{
case (SState.Empty):
string linetrim = line.TrimEnd();
if (linetrim.Equals(""))
{
continue; //Run past newlines
}
//Style is only allowed to appear before all cues, hence a separate test,
//unsure if you can have style and a :: value on same line, so test both anyway
if (subTitleLocal.Count == 0 && linetrim.Equals("STYLE") || linetrim.StartsWith("STYLE "))
{
ss = SState.Comment; //We want to skip like a note;
break;
}
//WEBVTTComment, or region values we'll just skip
if (linetrim.Equals("NOTE") || linetrim.StartsWith("NOTE ") || linetrim.Equals("REGION"))
{
ss = SState.Comment;
break;
}
if (linetrim.Contains("-->"))
{
goto case (SState.Timestamp); //As we dont care for Queue ID, test only for timestamp
}
break; //Must be junk data, spec says to abort, but lets keep going anhyway
case (SState.Timestamp):
//Split and parse the timestamp
string[] time = Regex.Split(line, " *--> *");
//Parse the time, can only be one of 2 option, so try this one first
bool tryBegin = DateTime.TryParseExact(time[0], "HH:mm:ss.fff", CultureInfo.InvariantCulture, DateTimeStyles.None, out beginTime);
string[] endTimeSplit = time[1].Split(SpaceArray, StringSplitOptions.None); //Timestamp might contain info after it, so remove it
bool tryEnd = DateTime.TryParseExact(endTimeSplit[0], "HH:mm:ss.fff", CultureInfo.InvariantCulture, DateTimeStyles.None, out endTime);
//If something went wrong, parse it differnetly;
if (!tryBegin)
{
DateTime.TryParseExact(time[0], "mm:ss.fff", CultureInfo.InvariantCulture, DateTimeStyles.None, out beginTime);
}
if (!tryEnd)
{
DateTime.TryParseExact(endTimeSplit[0], "mm:ss.fff", CultureInfo.InvariantCulture, DateTimeStyles.None, out endTime);
}
ss = SState.Iterating;
break;
case (SState.Iterating):
if (line.Equals("")) //Come to the end of the cue block so add it to the sub
{
string cleanedString = textContent.TrimEnd(); //Remove the additional newline we added
subTitleLocal.Add(new SubtitleEntry(beginTime, endTime, cleanedString));
textContent = ""; //Cleanup
ss = SState.Empty;
}
else
{
textContent += line + "\n"; //Otherwise just add to the cue content;
}
break;
case (SState.Comment): //We dont want notes so lets go here
string linetrimc = line.TrimEnd();
if (linetrimc.Equals(""))
{
ss = SState.Empty; //Reached the end of the comment/style/region;
}
break;
}
}
if (ss == SState.Iterating) //End of file, add last if we were still going
{
string cleanedString = textContent.TrimEnd(); //Remove the additional newline we added
subTitleLocal.Add(new SubtitleEntry(beginTime, endTime, cleanedString));
}
}
SState sState; //Server Session State
public void SetSState(SState sState)
{
this.sState = sState;
}
