SubtitleEdit/libse/SubtitleFormats/CaraokeXml.cs

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3.6 KiB
C#
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2016-02-08 21:11:03 +01:00
using System;
using System.Collections.Generic;
using System.Text;
using System.Xml;
namespace Nikse.SubtitleEdit.Core.SubtitleFormats
{
public class CaraokeXml : SubtitleFormat
{
public override string Extension
{
get { return ".crk"; }
}
public override string Name
{
get { return "Caraoke Xml"; }
}
public override bool IsTimeBased
{
get { return true; }
}
public override bool IsMine(List<string> lines, string fileName)
{
var subtitle = new Subtitle();
LoadSubtitle(subtitle, lines, fileName);
return subtitle.Paragraphs.Count > 0;
}
public override string ToText(Subtitle subtitle, string title)
{
string xmlStructure =
"<?xml version=\"1.0\" encoding=\"utf-8\" ?>" + Environment.NewLine +
"<caraoke name=\"\" filename=\"\"><paragraph attr=\"\" /></caraoke>";
var xml = new XmlDocument();
xml.LoadXml(xmlStructure);
var paragraph = xml.DocumentElement.SelectSingleNode("paragraph");
foreach (Paragraph p in subtitle.Paragraphs)
{
XmlNode item = xml.CreateElement("item");
var start = xml.CreateAttribute("tc1");
start.InnerText = p.StartTime.TotalMilliseconds.ToString(System.Globalization.CultureInfo.InvariantCulture);
item.Attributes.Append(start);
var end = xml.CreateAttribute("tc2");
end.InnerText = p.EndTime.TotalMilliseconds.ToString(System.Globalization.CultureInfo.InvariantCulture);
item.Attributes.Append(end);
var attr = xml.CreateAttribute("attr");
attr.InnerText = string.Empty;
item.Attributes.Append(attr);
item.InnerText = p.Text;
paragraph.AppendChild(item);
}
return ToUtf8XmlString(xml);
}
public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
{
_errorCount = 0;
var sb = new StringBuilder();
lines.ForEach(line => sb.AppendLine(line));
string xmlAsText = sb.ToString();
if (!xmlAsText.Contains("<caraoke"))
return;
xmlAsText = xmlAsText.Replace("< /", "</");
var xml = new XmlDocument { XmlResolver = null };
try
{
xml.LoadXml(xmlAsText);
}
catch (Exception ex)
{
_errorCount = 1;
System.Diagnostics.Debug.WriteLine(ex.Message);
return;
}
foreach (XmlNode node in xml.DocumentElement.SelectNodes("//item"))
{
try
{
string start = node.Attributes["tc1"].InnerText;
string end = node.Attributes["tc2"].InnerText;
string text = node.InnerText;
subtitle.Paragraphs.Add(new Paragraph(text, Convert.ToDouble(start, System.Globalization.CultureInfo.InvariantCulture), Convert.ToDouble(end, System.Globalization.CultureInfo.InvariantCulture)));
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
_errorCount++;
}
}
subtitle.Renumber();
}
}
}