SubtitleEdit/libse/SubtitleFormats/UnknownSubtitle51.cs
2016-02-08 21:11:03 +01:00

111 lines
4.1 KiB
C#

using System;
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
namespace Nikse.SubtitleEdit.Core.SubtitleFormats
{
public class UnknownSubtitle51 : SubtitleFormat
{
private static readonly Regex RegexTimeCodes = new Regex(@"^\d+:\d+:\d+:\d+ , \d+:\d+:\d+:\d+ , .*$", RegexOptions.Compiled);
public override string Extension
{
get { return ".txt"; }
}
public override string Name
{
get { return "Unknown 51"; }
}
public override bool IsTimeBased
{
get { return true; }
}
public override bool IsMine(List<string> lines, string fileName)
{
if (lines.Count > 0 && lines[0] != null && lines[0].StartsWith("{\\rtf1"))
return false;
var subtitle = new Subtitle();
LoadSubtitle(subtitle, lines, fileName);
return subtitle.Paragraphs.Count > _errorCount;
}
public override string ToText(Subtitle subtitle, string title)
{
const string paragraphWriteFormat = "{0} , {1} , {2}\r\n";
const string timeFormat = "{0:00}:{1:00}:{2:00}:{3:00}";
var sb = new StringBuilder();
foreach (Paragraph p in subtitle.Paragraphs)
{
string startTime = string.Format(timeFormat, p.StartTime.Hours, p.StartTime.Minutes, p.StartTime.Seconds, MillisecondsToFramesMaxFrameRate(p.StartTime.Milliseconds));
string endTime = string.Format(timeFormat, p.EndTime.Hours, p.EndTime.Minutes, p.EndTime.Seconds, MillisecondsToFramesMaxFrameRate(p.EndTime.Milliseconds));
sb.AppendFormat(paragraphWriteFormat, startTime, endTime, HtmlUtil.RemoveHtmlTags(p.Text.Replace(Environment.NewLine, " | ")));
}
return sb.ToString().Trim();
}
public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
{
_errorCount = 0;
int number = 0;
Paragraph p = null;
foreach (string line in lines)
{
if (string.IsNullOrWhiteSpace(line) || string.IsNullOrWhiteSpace(line.Trim('-')))
{
continue;
}
if (RegexTimeCodes.Match(line).Success)
{
string[] threePart = line.Split(new[] { ',' }, StringSplitOptions.None);
p = new Paragraph();
if (threePart.Length > 2 &&
line.Length > 32 &&
GetTimeCode(p.StartTime, threePart[0].Trim()) &&
GetTimeCode(p.EndTime, threePart[1].Trim()))
{
number++;
p.Number = number;
p.Text = line.Remove(0, 31).Trim().Replace(" | ", Environment.NewLine).Replace("|", Environment.NewLine);
subtitle.Paragraphs.Add(p);
}
}
else if (line.StartsWith("//", StringComparison.Ordinal))
{
// comment
}
else if (p != null && p.Text.Length < 200)
{
p.Text = (p.Text + Environment.NewLine + line.Trim()).Trim();
}
else
{
_errorCount++;
}
}
}
private static bool GetTimeCode(TimeCode timeCode, string timeString)
{
try
{
string[] timeParts = timeString.Split(':');
timeCode.Hours = int.Parse(timeParts[0]);
timeCode.Minutes = int.Parse(timeParts[1]);
timeCode.Seconds = int.Parse(timeParts[2]);
timeCode.Milliseconds = FramesToMillisecondsMax999(int.Parse(timeParts[3]));
return true;
}
catch
{
return false;
}
}
}
}