SubtitleEdit/libse/SubtitleFormats/BdnXml.cs
2016-02-10 16:23:14 +00:00

122 lines
4.3 KiB
C#

using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Text;
using System.Xml;
namespace Nikse.SubtitleEdit.Core.SubtitleFormats
{
public class BdnXml : SubtitleFormat
{
public override string Extension
{
get { return ".xml"; }
}
public override string Name
{
get { return "BDN 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 +
"<Subtitle/>";
var xml = new XmlDocument { XmlResolver = null };
xml.LoadXml(xmlStructure);
foreach (Paragraph p in subtitle.Paragraphs)
{
XmlNode paragraph = xml.CreateElement("Paragraph");
XmlNode number = xml.CreateElement("Number");
number.InnerText = p.Number.ToString(CultureInfo.InvariantCulture);
paragraph.AppendChild(number);
XmlNode start = xml.CreateElement("StartMilliseconds");
start.InnerText = p.StartTime.TotalMilliseconds.ToString(CultureInfo.InvariantCulture);
paragraph.AppendChild(start);
XmlNode end = xml.CreateElement("EndMilliseconds");
end.InnerText = p.EndTime.TotalMilliseconds.ToString(CultureInfo.InvariantCulture);
paragraph.AppendChild(end);
XmlNode text = xml.CreateElement("Text");
text.InnerText = HtmlUtil.RemoveHtmlTags(p.Text, true);
paragraph.AppendChild(text);
xml.DocumentElement.AppendChild(paragraph);
}
var textUtf8 = string.Empty;
using (var ms = new MemoryStream())
{
var writer = new XmlTextWriter(ms, Encoding.UTF8) { Formatting = Formatting.Indented };
xml.Save(writer);
textUtf8 = Encoding.UTF8.GetString(ms.ToArray());
}
return textUtf8.Trim();
}
public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
{
_errorCount = 0;
var sb = new StringBuilder();
lines.ForEach(line => sb.AppendLine(line));
string xmlString = sb.ToString();
if (!xmlString.Contains("<BDN"))
return;
var xml = new XmlDocument { XmlResolver = null };
try
{
xml.LoadXml(xmlString);
}
catch
{
_errorCount = 1;
return;
}
char[] splitChars = { ':', ';' };
foreach (XmlNode node in xml.DocumentElement.SelectNodes("Events/Event"))
{
try
{
string start = node.Attributes["InTC"].InnerText;
string end = node.Attributes["OutTC"].InnerText;
var textBuilder = new StringBuilder();
foreach (XmlNode graphic in node.SelectNodes("Graphic"))
textBuilder.AppendLine(graphic.InnerText);
var p = new Paragraph(textBuilder.ToString().Trim(), DecodeTimeCodeFrames(start, splitChars).TotalMilliseconds, DecodeTimeCodeFrames(end, splitChars).TotalMilliseconds);
if (node.Attributes["Forced"] != null && node.Attributes["Forced"].Value.Equals("true", StringComparison.OrdinalIgnoreCase))
p.Forced = true;
subtitle.Paragraphs.Add(p);
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
_errorCount++;
}
}
subtitle.Renumber();
}
}
}