mirror of
https://github.com/Radarr/Radarr
synced 2024-12-27 02:09:59 +00:00
296 lines
17 KiB
C#
296 lines
17 KiB
C#
using System;
|
||
using System.Collections.Generic;
|
||
using System.IO;
|
||
using System.Text.RegularExpressions;
|
||
using NLog;
|
||
using NzbDrone.Core.Model;
|
||
using NzbDrone.Core.Repository.Quality;
|
||
|
||
namespace NzbDrone.Core
|
||
{
|
||
public static class Parser
|
||
{
|
||
private static readonly Logger Logger = LogManager.GetCurrentClassLogger();
|
||
|
||
private static readonly Regex[] ReportTitleRegex = new[]
|
||
{
|
||
new Regex(@"^(?<title>.+?)?\W*(?<airyear>\d{4})\W+(?<airmonth>\d{2})\W+(?<airday>\d{2})\W?(?!\\)",
|
||
RegexOptions.IgnoreCase | RegexOptions.Compiled),
|
||
new Regex(@"^(?<title>.*?)?(?:\W?S?(?<season>\d{1,2}(?!\d+))(?:(?:\-|\.|[ex]|\s|\sto\s){1,2}(?<episode>\d{1,2}(?!\d+)))+)+\W?(?!\\)",
|
||
RegexOptions.IgnoreCase | RegexOptions.Compiled),
|
||
new Regex(@"^(?<title>.+?)?\W?(?:\W(?<season>\d+)(?<episode>\d{2}))+\W?(?!\\)",
|
||
RegexOptions.IgnoreCase | RegexOptions.Compiled), //Supports 103/113 naming
|
||
new Regex(@"^(?<title>.*?)?(?:\W?S?(?<season>\d{1,2}(?!\d+))(?:(?:\-|\.|[ex]|\s|to)+(?<episode>\d+))+)+\W?(?!\\)",
|
||
RegexOptions.IgnoreCase | RegexOptions.Compiled),
|
||
new Regex(@"^(?<title>.*?)\W(?:S|Season\W?)?(?<season>\d{1,2}(?!\d+))+\W?(?!\\)",
|
||
RegexOptions.IgnoreCase | RegexOptions.Compiled) //Supports Season only releases
|
||
};
|
||
|
||
private static readonly Regex[] SeasonReportTitleRegex = new[]
|
||
{
|
||
new Regex(
|
||
@"(?<title>.+?)?\W?(?<year>\d{4}?)?\W(?:S|Season)?\W?(?<season>\d+)(?!\\)",
|
||
RegexOptions.IgnoreCase |
|
||
RegexOptions.Compiled),
|
||
};
|
||
|
||
private static readonly Regex NormalizeRegex = new Regex(@"((^|\W)(a|an|the|and|or|of)($|\W))|\W|\b(?!(?:19\d{2}|20\d{2}))\d+\b",
|
||
RegexOptions.IgnoreCase | RegexOptions.Compiled);
|
||
|
||
/// <summary>
|
||
/// Parses a post title into list of episodes it contains
|
||
/// </summary>
|
||
/// <param name = "title">Title of the report</param>
|
||
/// <returns>List of episodes contained to the post</returns>
|
||
internal static EpisodeParseResult ParseEpisodeInfo(string title)
|
||
{
|
||
Logger.Trace("Parsing string '{0}'", title);
|
||
|
||
foreach (var regex in ReportTitleRegex)
|
||
{
|
||
var simpleTitle = Regex.Replace(title, @"480[i|p]|720[i|p]|1080[i|p]|[x|h]264", String.Empty, RegexOptions.IgnoreCase | RegexOptions.Compiled);
|
||
|
||
var match = regex.Matches(simpleTitle);
|
||
|
||
if (match.Count != 0)
|
||
{
|
||
var seriesName = NormalizeTitle(match[0].Groups["title"].Value);
|
||
|
||
var airyear = 0;
|
||
Int32.TryParse(match[0].Groups["airyear"].Value, out airyear);
|
||
|
||
EpisodeParseResult parsedEpisode;
|
||
|
||
if (airyear < 1)
|
||
{
|
||
var season = 0;
|
||
Int32.TryParse(match[0].Groups["season"].Value, out season);
|
||
|
||
parsedEpisode = new EpisodeParseResult
|
||
{
|
||
Proper = title.ToLower().Contains("proper"),
|
||
CleanTitle = seriesName,
|
||
SeasonNumber = season,
|
||
Episodes = new List<int>()
|
||
};
|
||
|
||
foreach (Match matchGroup in match)
|
||
{
|
||
var count = matchGroup.Groups["episode"].Captures.Count;
|
||
|
||
//Allows use to return a list of 0 episodes (We can handle that as a full season release)
|
||
if (count > 0)
|
||
{
|
||
var first = Convert.ToInt32(matchGroup.Groups["episode"].Captures[0].Value);
|
||
var last = Convert.ToInt32(matchGroup.Groups["episode"].Captures[count - 1].Value);
|
||
|
||
for (int i = first; i <= last; i++)
|
||
{
|
||
parsedEpisode.Episodes.Add(i);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
else
|
||
{
|
||
//Try to Parse as a daily show
|
||
if (airyear > 0)
|
||
{
|
||
var airmonth = Convert.ToInt32(match[0].Groups["airmonth"].Value);
|
||
var airday = Convert.ToInt32(match[0].Groups["airday"].Value);
|
||
|
||
parsedEpisode = new EpisodeParseResult
|
||
{
|
||
Proper = title.ToLower().Contains("proper"),
|
||
CleanTitle = seriesName,
|
||
AirDate = new DateTime(airyear, airmonth, airday)
|
||
};
|
||
}
|
||
|
||
//Something went wrong with this one... return null
|
||
else
|
||
return null;
|
||
}
|
||
|
||
parsedEpisode.Quality = ParseQuality(title);
|
||
|
||
Logger.Trace("Episode Parsed. {0}", parsedEpisode);
|
||
|
||
return parsedEpisode;
|
||
}
|
||
}
|
||
Logger.Warn("Unable to parse text into episode info. {0}", title);
|
||
return null;
|
||
}
|
||
|
||
/// <summary>
|
||
/// Parses a post title into season it contains
|
||
/// </summary>
|
||
/// <param name = "title">Title of the report</param>
|
||
/// <returns>Season information contained in the post</returns>
|
||
internal static SeasonParseResult ParseSeasonInfo(string title)
|
||
{
|
||
Logger.Trace("Parsing string '{0}'", title);
|
||
|
||
foreach (var regex in ReportTitleRegex)
|
||
{
|
||
var match = regex.Matches(title);
|
||
|
||
if (match.Count != 0)
|
||
{
|
||
var seriesName = NormalizeTitle(match[0].Groups["title"].Value);
|
||
int year;
|
||
Int32.TryParse(match[0].Groups["year"].Value, out year);
|
||
|
||
if (year < 1900 || year > DateTime.Now.Year + 1)
|
||
{
|
||
year = 0;
|
||
}
|
||
|
||
var seasonNumber = Convert.ToInt32(match[0].Groups["season"].Value);
|
||
|
||
var result = new SeasonParseResult
|
||
{
|
||
SeriesTitle = seriesName,
|
||
SeasonNumber = seasonNumber,
|
||
Year = year,
|
||
Quality = ParseQuality(title)
|
||
};
|
||
|
||
|
||
Logger.Trace("Season Parsed. {0}", result);
|
||
return result;
|
||
}
|
||
}
|
||
|
||
return null; //Return null
|
||
}
|
||
|
||
/// <summary>
|
||
/// Parses a post title to find the series that relates to it
|
||
/// </summary>
|
||
/// <param name = "title">Title of the report</param>
|
||
/// <returns>Normalized Series Name</returns>
|
||
internal static string ParseSeriesName(string title)
|
||
{
|
||
Logger.Trace("Parsing string '{0}'", title);
|
||
|
||
foreach (var regex in ReportTitleRegex)
|
||
{
|
||
var match = regex.Matches(title);
|
||
|
||
if (match.Count != 0)
|
||
{
|
||
var seriesName = NormalizeTitle(match[0].Groups["title"].Value);
|
||
|
||
Logger.Trace("Series Parsed. {0}", seriesName);
|
||
return seriesName;
|
||
}
|
||
}
|
||
|
||
return String.Empty;
|
||
}
|
||
|
||
/// <summary>
|
||
/// Parses proper status out of a report title
|
||
/// </summary>
|
||
/// <param name = "title">Title of the report</param>
|
||
/// <returns></returns>
|
||
internal static bool ParseProper(string title)
|
||
{
|
||
return title.ToLower().Contains("proper");
|
||
}
|
||
|
||
internal static QualityTypes ParseQuality(string name)
|
||
{
|
||
Logger.Trace("Trying to parse quality for {0}", name);
|
||
|
||
var result = QualityTypes.Unknown;
|
||
name = name.ToLowerInvariant();
|
||
|
||
if (name.Contains("dvd"))
|
||
return QualityTypes.DVD;
|
||
|
||
if (name.Contains("bdrip") || name.Contains("brrip"))
|
||
{
|
||
return QualityTypes.BDRip;
|
||
}
|
||
|
||
if (name.Contains("xvid") || name.Contains("divx"))
|
||
{
|
||
if (name.Contains("bluray"))
|
||
{
|
||
return QualityTypes.BDRip;
|
||
}
|
||
|
||
return QualityTypes.TV;
|
||
}
|
||
|
||
if (name.Contains("bluray"))
|
||
{
|
||
if (name.Contains("720p"))
|
||
return QualityTypes.Bluray720;
|
||
|
||
if (name.Contains("1080p"))
|
||
return QualityTypes.Bluray1080;
|
||
|
||
return QualityTypes.Bluray720;
|
||
}
|
||
if (name.Contains("web-dl"))
|
||
return QualityTypes.WEBDL;
|
||
if (name.Contains("x264") || name.Contains("h264") || name.Contains("720p"))
|
||
return QualityTypes.HDTV;
|
||
|
||
//Based on extension
|
||
if (result == QualityTypes.Unknown && Path.HasExtension(name))
|
||
{
|
||
switch (Path.GetExtension(name).ToLower())
|
||
{
|
||
case ".avi":
|
||
case ".xvid":
|
||
case ".wmv":
|
||
{
|
||
result = QualityTypes.TV;
|
||
break;
|
||
}
|
||
case ".mkv":
|
||
{
|
||
result = QualityTypes.HDTV;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
Logger.Trace("Quality Parsed:{0} Title:", result, name);
|
||
return result;
|
||
}
|
||
|
||
/// <summary>
|
||
/// Normalizes the title. removing all non-word characters as well as common tokens
|
||
/// such as 'the' and 'and'
|
||
/// </summary>
|
||
/// <param name = "title">title</param>
|
||
/// <returns></returns>
|
||
public static string NormalizeTitle(string title)
|
||
{
|
||
return NormalizeRegex.Replace(title, String.Empty).ToLower();
|
||
}
|
||
|
||
|
||
public static string NormalizePath(string path)
|
||
{
|
||
if (String.IsNullOrWhiteSpace(path))
|
||
throw new ArgumentException("Path can not be null or empty");
|
||
|
||
var info = new FileInfo(path);
|
||
|
||
if (info.FullName.StartsWith(@"\\")) //UNC
|
||
{
|
||
return info.FullName.TrimEnd('/', '\\', ' ');
|
||
}
|
||
|
||
return info.FullName.Trim('/', '\\', ' ');
|
||
}
|
||
}
|
||
}
|