/// <summary>
/// Saves the given MatroskaTagInfo into an XML file
/// </summary>
/// <param name="filename">Filename of the XML file</param>
/// <param name="taginfo">the recording information the xml file should contain</param>
public static void WriteTag(string filename, MatroskaTagInfo taginfo)
{
if (!Directory.Exists(Path.GetDirectoryName(filename)))
{
Directory.CreateDirectory(Path.GetDirectoryName(filename));
}
XmlDocument doc = new XmlDocument();
XmlDeclaration xmldecl = doc.CreateXmlDeclaration("1.0", "UTF-8", null);
XmlNode tagsNode = doc.CreateElement("tags");
XmlNode tagNode = doc.CreateElement("tag");
tagNode.AppendChild(AddSimpleTag("TITLE", taginfo.title, doc));
tagNode.AppendChild(AddSimpleTag("COMMENT", taginfo.description, doc));
tagNode.AppendChild(AddSimpleTag("GENRE", taginfo.genre, doc));
tagNode.AppendChild(AddSimpleTag("CHANNEL_NAME", taginfo.channelName, doc));
tagNode.AppendChild(AddSimpleTag("EPISODENAME", taginfo.episodeName, doc));
tagNode.AppendChild(AddSimpleTag("SERIESNUM", taginfo.seriesNum, doc));
tagNode.AppendChild(AddSimpleTag("EPISODENUM", taginfo.episodeNum, doc));
tagNode.AppendChild(AddSimpleTag("EPISODEPART", taginfo.episodePart, doc));
tagNode.AppendChild(AddSimpleTag("STARTTIME", taginfo.startTime.ToString("yyyy-MM-dd HH:mm"), doc));
tagNode.AppendChild(AddSimpleTag("ENDTIME", taginfo.endTime.ToString("yyyy-MM-dd HH:mm"), doc));
tagsNode.AppendChild(tagNode);
doc.AppendChild(tagsNode);
doc.InsertBefore(xmldecl, tagsNode);
doc.Save(filename);
}
private static Dictionary <string, MatroskaTagInfo> GetTagInfoForDirectory(string aDirectory)
{
Dictionary <string, MatroskaTagInfo> foundTagInfo = new Dictionary <string, MatroskaTagInfo>();
try
{
string[] importDirs = new string[] {};
// get all subdirectories
try
{
importDirs = Directory.GetDirectories(aDirectory, "*", SearchOption.TopDirectoryOnly);
}
catch (Exception ex)
{
Log.Info("Error while reading subdirectories of {0}: {1}", aDirectory, ex);
}
List <string> searchDirs = new List <string>(importDirs);
foreach (string subDir in searchDirs)
{
Dictionary <string, MatroskaTagInfo> foundTagsInSubDir = GetTagInfoForDirectory(subDir);
foreach (KeyValuePair <string, MatroskaTagInfo> kvp in foundTagsInSubDir)
{
foundTagInfo.Add(kvp.Key, kvp.Value);
}
}
try
{
string[] importFiles = Directory.GetFiles(aDirectory, "*.xml", SearchOption.TopDirectoryOnly);
foreach (string xmlFile in importFiles)
{
try
{
MatroskaTagInfo importTag = ReadTag(xmlFile);
foundTagInfo[xmlFile] = importTag;
}
catch (Exception ex)
{
Log.Info("Error while reading matroska informations in file {0}: {1}", xmlFile, ex);
}
}
}
catch (Exception ex)
{
Log.Info("Error while reading matroska informations in directory {0}: {1}", aDirectory, ex);
}
}
catch (Exception ex)
{
Log.Info("Error while reading all matroska informations : ", ex);
}
return(foundTagInfo);
}
/// <summary>
/// Reads Matroska tag files
/// </summary>
/// <param name="filename">Path to an XML file containing recording infos</param>
/// <returns>The Matroska tag object</returns>
public static MatroskaTagInfo ReadTag(string filename)
{
if (!File.Exists(filename))
{
return(null);
}
MatroskaTagInfo info = new MatroskaTagInfo();
XmlDocument doc = new XmlDocument();
doc.Load(filename);
XmlNodeList simpleTags = doc.SelectNodes("/tags/tag/SimpleTag");
if (simpleTags != null)
{
foreach (XmlNode simpleTag in simpleTags)
{
string tagName = simpleTag.ChildNodes[0].InnerText;
switch (tagName)
{
case "TITLE":
info.title = simpleTag.ChildNodes[1].InnerText;
break;
case "COMMENT":
info.description = simpleTag.ChildNodes[1].InnerText;
break;
case "GENRE":
info.genre = simpleTag.ChildNodes[1].InnerText;
break;
case "CHANNEL_NAME":
info.channelName = simpleTag.ChildNodes[1].InnerText;
break;
case "SERIESNUM":
info.seriesNum = simpleTag.ChildNodes[1].InnerText;
break;
case "EPISODENUM":
info.episodeNum = simpleTag.ChildNodes[1].InnerText;
break;
case "EPISODEPART":
info.episodePart = simpleTag.ChildNodes[1].InnerText;
break;
case "EPISODENAME":
info.episodeName = simpleTag.ChildNodes[1].InnerText;
break;
case "STARTTIME":
try
{
info.startTime = DateTime.ParseExact(simpleTag.ChildNodes[1].InnerText, "yyyy-MM-dd HH:mm", null);
}
catch (Exception)
{
info.startTime = SqlDateTime.MinValue.Value;
}
break;
case "ENDTIME":
try
{
info.endTime = DateTime.ParseExact(simpleTag.ChildNodes[1].InnerText, "yyyy-MM-dd HH:mm", null);
}
catch (Exception)
{
info.endTime = SqlDateTime.MinValue.Value;
}
break;
}
}
}
return(info);
}
private void TsCopier(object itemlist, Recording rec, Schedule newSchedule)
{
string[] bufferListObject;
bufferListObject = new string[3];
List<string[]> _itemlist = (List<string[]>)itemlist;
bool foundHeader = false;
bufferListObject = _itemlist[0];
string targetTs = Path.GetDirectoryName(bufferListObject[2]) + "\\" + Path.GetFileNameWithoutExtension(bufferListObject[2]) + "_buffer.ts";
try
{
Log.Info("TsCopier: targetTs {0}", targetTs);
using (FileStream writer = new FileStream(targetTs, FileMode.CreateNew, FileAccess.Write))
{
for (int i = 0; i < _itemlist.Count; i++)
{
bufferListObject = _itemlist[i];
try
{
if (File.Exists(bufferListObject[0]))
{
using (FileStream reader = new FileStream(bufferListObject[0], FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
Log.Info("TsCopier: TSfilename {0}", bufferListObject[0]);
Log.Debug("TsCopier: TSfilename filesize {0}", bufferListObject[1]);
if (!foundHeader)
{
byte[] prebuf = new byte[1024 * 1024];
int bytesPreRead;
bytesPreRead = reader.Read(prebuf, 0, 1024 * 1024);
long position = 0;
// find TS packet header
while (bytesPreRead > 0 && !foundHeader)
{
for (int x = 0; x < 1024 * 1024 - 376; x++)
{
if (prebuf[x] == 0x47 && prebuf[x + 188] == 0x47 && prebuf[x + 376] == 0x47)
{
Log.Debug("TsCopier: TS packet header found at {0} pos in {1}.", x, bufferListObject[0]);
position = x;
foundHeader = true;
break;
}
}
bytesPreRead = reader.Read(prebuf, 0, 1024 * 1024);
}
reader.Position = position;
if (!foundHeader)
{
Log.Debug("TsCopier: TS packet header not found in {0}.", bufferListObject[0]);
break;
}
}
byte[] buf = new byte[1024 * 1024];
int bytesRead = reader.Read(buf, 0, 1024 * 1024);
while (bytesRead > 0)
{
if (reader.Position > Convert.ToInt64(bufferListObject[1]))
bytesRead -= (int)(reader.Position - Convert.ToInt64(bufferListObject[1]));
if (bytesRead <= 0)
break;
writer.Write(buf, 0, bytesRead);
bytesRead = reader.Read(buf, 0, 1024 * 1024);
Thread.Sleep(100);
}
reader.Close();
}
}
}
catch (Exception ex)
{
Log.Error("TsCopier exception: {0}", ex);
}
}
writer.Flush();
writer.Close();
Log.Info("TsCopier: Done {0}", targetTs);
}
}
catch (Exception ex)
{
Log.Error("TsCopier Exception: {0}", ex);
}
try
{
Log.Debug("TsCopier: Creating Recording entry for {0}", targetTs);
RecordingDetail recDetail = new RecordingDetail(newSchedule, newSchedule.ReferencedChannel(), DateTime.Now, false);
recDetail.Recording = new Recording(recDetail.Schedule.IdChannel, recDetail.Schedule.IdSchedule, false,
rec.StartTime, DateTime.Now, rec.Title + " (from buffer)",
recDetail.Program.Description, recDetail.Program.Genre, targetTs,
recDetail.Schedule.KeepMethod,
recDetail.Schedule.KeepDate, 0, rec.IdServer, recDetail.Program.EpisodeName,
recDetail.Program.SeriesNum, recDetail.Program.EpisodeNum,
recDetail.Program.EpisodePart);
recDetail.Recording.Persist();
IUser user = recDetail.User;
TsBufferExtractor.Controller.Fire(this, new TvServerEventArgs(TvServerEventType.RecordingEnded, new VirtualCard(user), (User)user,
recDetail.Schedule, recDetail.Recording));
MatroskaTagInfo info = new MatroskaTagInfo();
info.title = rec.Title + " (from buffer)";
info.description = recDetail.Program.Description;
info.genre = recDetail.Program.Genre;
info.channelName = recDetail.Schedule.ReferencedChannel().DisplayName;
info.episodeName = recDetail.Program.EpisodeName;
info.seriesNum = recDetail.Program.SeriesNum;
info.episodeNum = recDetail.Program.EpisodeNum;
info.episodePart = recDetail.Program.EpisodePart;
info.startTime = rec.StartTime;
info.endTime = DateTime.Now;
MatroskaTagHandler.WriteTag(System.IO.Path.ChangeExtension(targetTs, ".xml"), info);
Log.Info("TsCopier: Finished the job.");
}
catch (Exception ex)
{
Log.Error("TsCopier Exception: {0}", ex);
}
}
private Recording BuildRecordingFromTag(string aFileName, MatroskaTagInfo aTag)
{
Recording tagRec = null;
try
{
string physicalFile = GetRecordingFilename(aFileName);
tagRec = new Recording(GetChannelIdByDisplayName(aTag.channelName),
GetRecordingStartTime(physicalFile),
GetRecordingEndTime(physicalFile),
aTag.title,
aTag.description,
aTag.genre,
physicalFile,
0,
SqlDateTime.MaxValue.Value,
0,
GetServerId()
);
}
catch (Exception ex)
{
MessageBox.Show(string.Format("Could not build recording from tag: {0}\n{1}", aFileName, ex.Message));
}
return tagRec;
}
/// <summary>
/// Saves the given MatroskaTagInfo into an XML file
/// </summary>
/// <param name="filename">Filename of the XML file</param>
/// <param name="taginfo">the recording information the xml file should contain</param>
public static void WriteTag(string filename, MatroskaTagInfo taginfo)
{
if (!Directory.Exists(Path.GetDirectoryName(filename)))
{
Directory.CreateDirectory(Path.GetDirectoryName(filename));
}
XmlDocument doc = new XmlDocument();
XmlDeclaration xmldecl = doc.CreateXmlDeclaration("1.0", "UTF-8", null);
XmlNode tagsNode = doc.CreateElement("tags");
XmlNode tagNode = doc.CreateElement("tag");
tagNode.AppendChild(AddSimpleTag("TITLE", taginfo.title, doc));
tagNode.AppendChild(AddSimpleTag("COMMENT", taginfo.description, doc));
tagNode.AppendChild(AddSimpleTag("GENRE", taginfo.genre, doc));
tagNode.AppendChild(AddSimpleTag("CHANNEL_NAME", taginfo.channelName, doc));
tagNode.AppendChild(AddSimpleTag("EPISODENAME", taginfo.episodeName, doc));
tagNode.AppendChild(AddSimpleTag("SERIESNUM", taginfo.seriesNum, doc));
tagNode.AppendChild(AddSimpleTag("EPISODENUM", taginfo.episodeNum, doc));
tagNode.AppendChild(AddSimpleTag("EPISODEPART", taginfo.episodePart, doc));
tagNode.AppendChild(AddSimpleTag("STARTTIME", taginfo.startTime.ToString("yyyy-MM-dd HH:mm"), doc));
tagNode.AppendChild(AddSimpleTag("ENDTIME", taginfo.endTime.ToString("yyyy-MM-dd HH:mm"), doc));
tagsNode.AppendChild(tagNode);
doc.AppendChild(tagsNode);
doc.InsertBefore(xmldecl, tagsNode);
doc.Save(filename);
}
/// <summary>
/// Reads Matroska tag files
/// </summary>
/// <param name="filename">Path to an XML file containing recording infos</param>
/// <returns>The Matroska tag object</returns>
public static MatroskaTagInfo ReadTag(string filename)
{
if (!File.Exists(filename))
{
return null;
}
MatroskaTagInfo info = new MatroskaTagInfo();
XmlDocument doc = new XmlDocument();
doc.Load(filename);
XmlNodeList simpleTags = doc.SelectNodes("/tags/tag/SimpleTag");
if (simpleTags != null)
{
foreach (XmlNode simpleTag in simpleTags)
{
string tagName = simpleTag.ChildNodes[0].InnerText;
switch (tagName)
{
case "TITLE":
info.title = simpleTag.ChildNodes[1].InnerText;
break;
case "COMMENT":
info.description = simpleTag.ChildNodes[1].InnerText;
break;
case "GENRE":
info.genre = simpleTag.ChildNodes[1].InnerText;
break;
case "CHANNEL_NAME":
info.channelName = simpleTag.ChildNodes[1].InnerText;
break;
case "SERIESNUM":
info.seriesNum = simpleTag.ChildNodes[1].InnerText;
break;
case "EPISODENUM":
info.episodeNum = simpleTag.ChildNodes[1].InnerText;
break;
case "EPISODEPART":
info.episodePart = simpleTag.ChildNodes[1].InnerText;
break;
case "EPISODENAME":
info.episodeName = simpleTag.ChildNodes[1].InnerText;
break;
case "STARTTIME":
try
{
info.startTime = DateTime.ParseExact(simpleTag.ChildNodes[1].InnerText, "yyyy-MM-dd HH:mm", null);
}
catch (Exception)
{
info.startTime = SqlDateTime.MinValue.Value;
}
break;
case "ENDTIME":
try
{
info.endTime = DateTime.ParseExact(simpleTag.ChildNodes[1].InnerText, "yyyy-MM-dd HH:mm", null);
}
catch (Exception)
{
info.endTime = SqlDateTime.MinValue.Value;
}
break;
}
}
}
return info;
}
private void WriteMatroskaFile(RecordingDetail recDetail)
{
if (_createTagInfoXML)
{
string fileName = recDetail.FileName;
MatroskaTagInfo info = new MatroskaTagInfo();
info.title = recDetail.Program.Title;
info.description = recDetail.Program.Description;
info.genre = recDetail.Program.Genre;
info.channelName = recDetail.Schedule.ReferencedChannel().DisplayName;
info.episodeName = recDetail.Program.EpisodeName;
info.seriesNum = recDetail.Program.SeriesNum;
info.episodeNum = recDetail.Program.EpisodeNum;
info.episodePart = recDetail.Program.EpisodePart;
info.startTime = recDetail.RecordingStartDateTime;
info.endTime = recDetail.EndTime;
MatroskaTagHandler.WriteTag(System.IO.Path.ChangeExtension(fileName, ".xml"), info);
}
}
