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589 lines
24 KiB
589 lines
24 KiB
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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using NzbDrone.Common.Extensions;
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using NzbDrone.Core.Parser.Model;
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using NzbDrone.Core.Languages;
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using NLog;
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using NzbDrone.Common.Instrumentation;
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#if !LIBRARY
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using NzbDrone.Core.Configuration;
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using NzbDrone.Core.Movies;
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using TinyIoC;
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#endif
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namespace NzbDrone.Core.Parser
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{
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public static class Parser
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{
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private static readonly Logger Logger = NzbDroneLogger.GetLogger(typeof(Parser));
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private static readonly Regex[] ReportMovieTitleRegex = new[]
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{
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//Special, Despecialized, etc. Edition Movies, e.g: Mission.Impossible.3.Special.Edition.2011
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new Regex(@"^(?<title>(?![(\[]).+?)?(?:(?:[-_\W](?<![)\[!]))*\(?\b(?<edition>(((Extended.|Ultimate.)?(Director.?s|Collector.?s|Theatrical|Ultimate|Final(?=(.(Cut|Edition|Version)))|Extended|Rogue|Special|Despecialized|\d{2,3}(th)?.Anniversary)(.(Cut|Edition|Version))?(.(Extended|Uncensored|Remastered|Unrated|Uncut|IMAX|Fan.?Edit))?|((Uncensored|Remastered|Unrated|Uncut|IMAX|Fan.?Edit|Edition|Restored|((2|3|4)in1))))))\b\)?.{1,3}(?<year>(1(8|9)|20)\d{2}(?!p|i|\d+|\]|\W\d+)))+(\W+|_|$)(?!\\)",
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RegexOptions.IgnoreCase | RegexOptions.Compiled),
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//Special, Despecialized, etc. Edition Movies, e.g: Mission.Impossible.3.2011.Special.Edition //TODO: Seems to slow down parsing heavily!
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/*new Regex(@"^(?<title>(?![(\[]).+?)?(?:(?:[-_\W](?<![)\[!]))*(?<year>(19|20)\d{2}(?!p|i|(19|20)\d{2}|\]|\W(19|20)\d{2})))+(\W+|_|$)(?!\\)\(?(?<edition>(((Extended.|Ultimate.)?(Director.?s|Collector.?s|Theatrical|Ultimate|Final(?=(.(Cut|Edition|Version)))|Extended|Rogue|Special|Despecialized|\d{2,3}(th)?.Anniversary)(.(Cut|Edition|Version))?(.(Extended|Uncensored|Remastered|Unrated|Uncut|IMAX|Fan.?Edit))?|((Uncensored|Remastered|Unrated|Uncut|IMAX|Fan.?Edit|Edition|Restored|((2|3|4)in1))))))\)?",
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RegexOptions.IgnoreCase | RegexOptions.Compiled),*/
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//Normal movie format, e.g: Mission.Impossible.3.2011
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new Regex(@"^(?<title>(?![(\[]).+?)?(?:(?:[-_\W](?<![)\[!]))*(?<year>(1(8|9)|20)\d{2}(?!p|i|(1(8|9)|20)\d{2}|\]|\W(1(8|9)|20)\d{2})))+(\W+|_|$)(?!\\)", RegexOptions.IgnoreCase | RegexOptions.Compiled),
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//PassThePopcorn Torrent names: Star.Wars[PassThePopcorn]
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new Regex(@"^(?<title>.+?)?(?:(?:[-_\W](?<![()\[!]))*(?<year>(\[\w *\])))+(\W+|_|$)(?!\\)", RegexOptions.IgnoreCase | RegexOptions.Compiled),
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//That did not work? Maybe some tool uses [] for years. Who would do that?
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new Regex(@"^(?<title>(?![(\[]).+?)?(?:(?:[-_\W](?<![)!]))*(?<year>(1(8|9)|20)\d{2}(?!p|i|\d+|\W\d+)))+(\W+|_|$)(?!\\)", RegexOptions.IgnoreCase | RegexOptions.Compiled),
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//As a last resort for movies that have ( or [ in their title.
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new Regex(@"^(?<title>.+?)?(?:(?:[-_\W](?<![)\[!]))*(?<year>(1(8|9)|20)\d{2}(?!p|i|\d+|\]|\W\d+)))+(\W+|_|$)(?!\\)", RegexOptions.IgnoreCase | RegexOptions.Compiled),
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};
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private static readonly Regex[] ReportMovieTitleFolderRegex = new[]
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{
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//When year comes first.
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new Regex(@"^(?:(?:[-_\W](?<![)!]))*(?<year>(19|20)\d{2}(?!p|i|\d+|\W\d+)))+(\W+|_|$)(?<title>.+?)?$")
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};
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private static readonly Regex[] ReportMovieTitleLenientRegexBefore = new[]
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{
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//Some german or french tracker formats
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new Regex(@"^(?<title>(?![(\[]).+?)((\W|_))(?:(?<!(19|20)\d{2}.)(German|French|TrueFrench))(.+?)(?=((19|20)\d{2}|$))(?<year>(19|20)\d{2}(?!p|i|\d+|\]|\W\d+))?(\W+|_|$)(?!\\)", RegexOptions.IgnoreCase | RegexOptions.Compiled),
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};
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private static readonly Regex[] ReportMovieTitleLenientRegexAfter = new Regex[]
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{
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};
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private static readonly Regex[] RejectHashedReleasesRegex = new Regex[]
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{
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// Generic match for md5 and mixed-case hashes.
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new Regex(@"^[0-9a-zA-Z]{32}", RegexOptions.Compiled),
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// Generic match for shorter lower-case hashes.
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new Regex(@"^[a-z0-9]{24}$", RegexOptions.Compiled),
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// Format seen on some NZBGeek releases
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// Be very strict with these coz they are very close to the valid 101 ep numbering.
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new Regex(@"^[A-Z]{11}\d{3}$", RegexOptions.Compiled),
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new Regex(@"^[a-z]{12}\d{3}$", RegexOptions.Compiled),
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//Backup filename (Unknown origins)
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new Regex(@"^Backup_\d{5,}S\d{2}-\d{2}$", RegexOptions.Compiled),
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//123 - Started appearing December 2014
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new Regex(@"^123$", RegexOptions.Compiled),
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//abc - Started appearing January 2015
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new Regex(@"^abc$", RegexOptions.Compiled | RegexOptions.IgnoreCase),
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//b00bs - Started appearing January 2015
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new Regex(@"^b00bs$", RegexOptions.Compiled | RegexOptions.IgnoreCase)
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};
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//Regex to detect whether the title was reversed.
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private static readonly Regex ReversedTitleRegex = new Regex(@"(?:^|[-._ ])(p027|p0801)[-._ ]", RegexOptions.Compiled);
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private static readonly Regex NormalizeRegex = new Regex(@"((?:\b|_)(?<!^|[^a-zA-Z0-9_']\w[^a-zA-Z0-9_'])(a(?!$|[^a-zA-Z0-9_']\w[^a-zA-Z0-9_'])|an|the|and|or|of)(?:\b|_))|\W|_",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex FileExtensionRegex = new Regex(@"\.[a-z0-9]{2,4}$",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex ReportImdbId = new Regex(@"(?<imdbid>tt\d{7})", RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex SimpleTitleRegex = new Regex(@"\s*(?:480[ip]|576[ip]|720[ip]|1080[ip]|2160[ip]|[xh][\W_]?26[45]|DD\W?5\W1|[<>?*:|]|848x480|1280x720|1920x1080|(8|10)b(it)?)",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex SimpleReleaseTitleRegex = new Regex(@"\s*(?:[<>?*:|])", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly Regex WebsitePrefixRegex = new Regex(@"^\[\s*[a-z]+(\.[a-z]+)+\s*\][- ]*|^www\.[a-z]+\.(?:com|net)[ -]*",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex AirDateRegex = new Regex(@"^(.*?)(?<!\d)((?<airyear>\d{4})[_.-](?<airmonth>[0-1][0-9])[_.-](?<airday>[0-3][0-9])|(?<airmonth>[0-1][0-9])[_.-](?<airday>[0-3][0-9])[_.-](?<airyear>\d{4}))(?!\d)",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex SixDigitAirDateRegex = new Regex(@"(?<=[_.-])(?<airdate>(?<!\d)(?<airyear>[1-9]\d{1})(?<airmonth>[0-1][0-9])(?<airday>[0-3][0-9]))(?=[_.-])",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex CleanReleaseGroupRegex = new Regex(@"^(.*?[-._ ](S\d+E\d+)[-._ ])|(-(RP|1|NZBGeek|Obfuscated|sample|Pre|postbot|xpost|Rakuv[a-z0-9]*|WhiteRev|BUYMORE|AsRequested|AlternativeToRequested|GEROV|Z0iDS3N|Chamele0n))+$",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex CleanTorrentSuffixRegex = new Regex(@"\[(?:ettv|rartv|rarbg|cttv)\]$",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex ReleaseGroupRegex = new Regex(@"-(?<releasegroup>[a-z0-9]+(?!.+?(?:480p|720p|1080p|2160p)))(?<!.*?WEB-DL|480p|720p|1080p|2160p)(?:\b|[-._ ]|$)|[-._ ]\[(?<releasegroup>[a-z0-9]+)\]$",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex AnimeReleaseGroupRegex = new Regex(@"^(?:\[(?<subgroup>(?!\s).+?(?<!\s))\](?:_|-|\s|\.)?)",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex YearInTitleRegex = new Regex(@"^(?<title>.+?)(?:\W|_)?(?<year>\d{4})",
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RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex WordDelimiterRegex = new Regex(@"(\s|\.|,|_|-|=|'|\|)+", RegexOptions.Compiled);
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private static readonly Regex SpecialCharRegex = new Regex(@"(\&|\:|\\|\/)+", RegexOptions.Compiled);
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private static readonly Regex PunctuationRegex = new Regex(@"[^\w\s]", RegexOptions.Compiled);
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private static readonly Regex CommonWordRegex = new Regex(@"\b(a|an|the|and|or|of)\b\s?", RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex SpecialEpisodeWordRegex = new Regex(@"\b(part|special|edition|christmas)\b\s?", RegexOptions.IgnoreCase | RegexOptions.Compiled);
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private static readonly Regex DuplicateSpacesRegex = new Regex(@"\s{2,}", RegexOptions.Compiled);
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private static readonly Regex RequestInfoRegex = new Regex(@"^(?:\[.+?\])+", RegexOptions.Compiled);
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private static readonly Regex ReportYearRegex = new Regex(@"^.*(?<year>(19|20)\d{2}).*$", RegexOptions.Compiled);
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private static readonly Regex ReportEditionRegex = new Regex(@"\b(?<edition>(((Extended.|Ultimate.)?(Director.?s|Collector.?s|Theatrical|Ultimate|Final(?=(.(Cut|Edition|Version)))|Extended|Rogue|Special|Despecialized|\d{2,3}(th)?.Anniversary)(.(Cut|Edition|Version))?(.(Extended|Uncensored|Remastered|Unrated|Uncut|IMAX|Fan.?Edit))?|((Uncensored|Remastered|Unrated|Uncut|IMAX|Fan.?Edit|Edition|Restored|((2|3|4)in1))))))\)?\b", RegexOptions.Compiled | RegexOptions.IgnoreCase);
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private static readonly string[] Numbers = new[] { "zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine" };
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private static Dictionary<String, String> _umlautMappings = new Dictionary<string, string>
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{
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{"ö", "oe"},
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{"ä", "ae"},
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{"ü", "ue"},
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};
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public static ParsedMovieInfo ParseMoviePath(string path, bool isLenient)
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{
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var fileInfo = new FileInfo(path);
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var result = ParseMovieTitle(fileInfo.Name, isLenient, true);
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if (result == null)
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{
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Logger.Debug("Attempting to parse movie info using directory and file names. {0}", fileInfo.Directory.Name);
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result = ParseMovieTitle(fileInfo.Directory.Name + " " + fileInfo.Name, isLenient);
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}
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if (result == null)
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{
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Logger.Debug("Attempting to parse movie info using directory name. {0}", fileInfo.Directory.Name);
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result = ParseMovieTitle(fileInfo.Directory.Name + fileInfo.Extension, isLenient);
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}
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return result;
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}
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public static ParsedMovieInfo ParseMovieTitle(string title, bool isLenient, bool isDir = false)
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{
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ParsedMovieInfo realResult = null;
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try
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{
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if (!ValidateBeforeParsing(title)) return null;
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Logger.Debug("Parsing string '{0}'", title);
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if (ReversedTitleRegex.IsMatch(title))
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{
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var titleWithoutExtension = RemoveFileExtension(title).ToCharArray();
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Array.Reverse(titleWithoutExtension);
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title = new string(titleWithoutExtension) + title.Substring(titleWithoutExtension.Length);
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Logger.Debug("Reversed name detected. Converted to '{0}'", title);
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}
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var simpleTitle = SimpleTitleRegex.Replace(title, string.Empty);
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simpleTitle = RemoveFileExtension(simpleTitle);
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var simpleReleaseTitle = SimpleReleaseTitleRegex.Replace(title, string.Empty);
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simpleReleaseTitle = RemoveFileExtension(simpleReleaseTitle);
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// TODO: Quick fix stripping [url] - prefixes.
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simpleTitle = WebsitePrefixRegex.Replace(simpleTitle, string.Empty);
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simpleTitle = CleanTorrentSuffixRegex.Replace(simpleTitle, string.Empty);
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var allRegexes = ReportMovieTitleRegex.ToList();
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if (isDir)
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{
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allRegexes.AddRange(ReportMovieTitleFolderRegex);
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}
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if (isLenient)
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{
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allRegexes.InsertRange(0, ReportMovieTitleLenientRegexBefore);
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allRegexes.AddRange(ReportMovieTitleLenientRegexAfter);
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}
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foreach (var regex in allRegexes)
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{
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var match = regex.Matches(simpleTitle);
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if (match.Count != 0)
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{
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Logger.Trace(regex);
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try
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{
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var result = ParseMovieMatchCollection(match);
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if (result != null)
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{
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//TODO: Add tests for this!
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if (result.MovieTitle.IsNotNullOrWhiteSpace())
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{
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simpleReleaseTitle = simpleReleaseTitle.Replace(result.MovieTitle, result.MovieTitle.Contains(".") ? "A.Movie" : "A Movie");
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}
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result.SimpleReleaseTitle = simpleReleaseTitle;
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realResult = result;
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return result;
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}
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}
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catch (InvalidDateException ex)
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{
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Logger.Debug(ex, ex.Message);
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break;
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}
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}
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}
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}
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catch (Exception e)
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{
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if (!title.ToLower().Contains("password") && !title.ToLower().Contains("yenc"))
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Logger.Error(e, "An error has occurred while trying to parse " + title);
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}
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Logger.Debug("Unable to parse {0}", title);
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return realResult;
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}
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public static ParsedMovieInfo ParseMinimalMovieTitle(string title, string foundTitle, int foundYear)
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{
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var result = new ParsedMovieInfo {MovieTitle = foundTitle};
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var languageTitle = Regex.Replace(title.Replace(".", " "), foundTitle, "A Movie", RegexOptions.IgnoreCase);
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result.Languages = LanguageParser.ParseLanguages(title);
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Logger.Debug("Language parsed: {0}", result.Languages.ToExtendedString());
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result.Quality = QualityParser.ParseQuality(title);
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Logger.Debug("Quality parsed: {0}", result.Quality);
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if (result.Edition.IsNullOrWhiteSpace())
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{
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result.Edition = ParseEdition(languageTitle);
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}
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result.ReleaseGroup = ParseReleaseGroup(title);
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result.ImdbId = ParseImdbId(title);
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Logger.Debug("Release Group parsed: {0}", result.ReleaseGroup);
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if (foundYear > 1800)
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{
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result.Year = foundYear;
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}
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else
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{
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var match = ReportYearRegex.Match(title);
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if (match.Success && match.Groups["year"].Value != null)
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{
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int year = 1290;
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if (int.TryParse(match.Groups["year"].Value, out year))
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{
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result.Year = year;
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}
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else
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{
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result.Year = year;
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}
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}
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}
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return result;
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}
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public static string ParseImdbId(string title)
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{
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var match = ReportImdbId.Match(title);
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if (match.Success)
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{
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if (match.Groups["imdbid"].Value != null)
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{
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if (match.Groups["imdbid"].Length == 9)
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{
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return match.Groups["imdbid"].Value;
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}
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}
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}
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return "";
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}
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public static string ParseEdition(string languageTitle)
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{
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var editionMatch = ReportEditionRegex.Match(languageTitle);
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if (editionMatch.Success && editionMatch.Groups["edition"].Value != null &&
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editionMatch.Groups["edition"].Value.IsNotNullOrWhiteSpace())
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{
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return editionMatch.Groups["edition"].Value.Replace(".", " ");
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}
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return "";
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}
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public static string ReplaceGermanUmlauts(string s)
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{
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var t = s;
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t = t.Replace("ä", "ae");
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t = t.Replace("ö", "oe");
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t = t.Replace("ü", "ue");
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t = t.Replace("Ä", "Ae");
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t = t.Replace("Ö", "Oe");
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t = t.Replace("Ü", "Ue");
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t = t.Replace("ß", "ss");
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return t;
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}
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public static string NormalizeImdbId(string imdbId)
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{
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if (imdbId.Length > 2)
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{
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imdbId = imdbId.Replace("tt", "").PadLeft(7, '0');
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return $"tt{imdbId}";
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}
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return null;
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}
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public static string ToUrlSlug(string value)
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{
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//First to lower case
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value = value.ToLowerInvariant();
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//Remove all accents
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value = value.RemoveAccent();
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//Replace spaces
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value = Regex.Replace(value, @"\s", "-", RegexOptions.Compiled);
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//Remove invalid chars
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value = Regex.Replace(value, @"[^a-z0-9\s-_]", "", RegexOptions.Compiled);
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//Trim dashes from end
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value = value.Trim('-', '_');
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//Replace double occurences of - or _
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value = Regex.Replace(value, @"([-_]){2,}", "$1", RegexOptions.Compiled);
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return value;
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}
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public static string CleanSeriesTitle(this string title)
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{
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long number = 0;
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//If Title only contains numbers return it as is.
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if (long.TryParse(title, out number))
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return title;
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return ReplaceGermanUmlauts(NormalizeRegex.Replace(title, string.Empty).ToLower()).RemoveAccent();
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}
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public static string NormalizeEpisodeTitle(string title)
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{
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title = SpecialEpisodeWordRegex.Replace(title, string.Empty);
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title = PunctuationRegex.Replace(title, " ");
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title = DuplicateSpacesRegex.Replace(title, " ");
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return title.Trim()
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.ToLower();
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}
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public static string NormalizeTitle(string title)
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{
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title = WordDelimiterRegex.Replace(title, " ");
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title = PunctuationRegex.Replace(title, string.Empty);
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title = CommonWordRegex.Replace(title, string.Empty);
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title = DuplicateSpacesRegex.Replace(title, " ");
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title = SpecialCharRegex.Replace(title, string.Empty);
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return title.Trim().ToLower();
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}
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public static string ParseReleaseGroup(string title)
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{
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title = title.Trim();
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title = RemoveFileExtension(title);
|
|
title = WebsitePrefixRegex.Replace(title, "");
|
|
|
|
var animeMatch = AnimeReleaseGroupRegex.Match(title);
|
|
|
|
if (animeMatch.Success)
|
|
{
|
|
return animeMatch.Groups["subgroup"].Value;
|
|
}
|
|
|
|
title = CleanReleaseGroupRegex.Replace(title, "");
|
|
|
|
var matches = ReleaseGroupRegex.Matches(title);
|
|
|
|
if (matches.Count != 0)
|
|
{
|
|
var group = matches.OfType<Match>().Last().Groups["releasegroup"].Value;
|
|
int groupIsNumeric;
|
|
|
|
if (int.TryParse(group, out groupIsNumeric))
|
|
{
|
|
return null;
|
|
}
|
|
|
|
return group;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public static string RemoveFileExtension(string title)
|
|
{
|
|
title = FileExtensionRegex.Replace(title, m =>
|
|
{
|
|
var extension = m.Value.ToLower();
|
|
if (MediaFiles.MediaFileExtensions.Extensions.Contains(extension) || new[] { ".par2", ".nzb" }.Contains(extension))
|
|
{
|
|
return string.Empty;
|
|
}
|
|
return m.Value;
|
|
});
|
|
|
|
return title;
|
|
}
|
|
|
|
private static ParsedMovieInfo ParseMovieMatchCollection(MatchCollection matchCollection)
|
|
{
|
|
if (!matchCollection[0].Groups["title"].Success || matchCollection[0].Groups["title"].Value == "(")
|
|
{
|
|
return null;
|
|
}
|
|
|
|
|
|
var movieName = matchCollection[0].Groups["title"].Value./*Replace('.', ' ').*/Replace('_', ' ');
|
|
movieName = RequestInfoRegex.Replace(movieName, "").Trim(' ');
|
|
|
|
var parts = movieName.Split('.');
|
|
movieName = "";
|
|
int n = 0;
|
|
bool previousAcronym = false;
|
|
string nextPart = "";
|
|
foreach (var part in parts)
|
|
{
|
|
if (parts.Length >= n+2)
|
|
{
|
|
nextPart = parts[n+1];
|
|
}
|
|
if (part.Length == 1 && part.ToLower() != "a" && !int.TryParse(part, out n))
|
|
{
|
|
movieName += part + ".";
|
|
previousAcronym = true;
|
|
}
|
|
else if (part.ToLower() == "a" && (previousAcronym == true || nextPart.Length == 1))
|
|
{
|
|
movieName += part + ".";
|
|
previousAcronym = true;
|
|
}
|
|
else
|
|
{
|
|
if (previousAcronym)
|
|
{
|
|
movieName += " ";
|
|
previousAcronym = false;
|
|
}
|
|
movieName += part + " ";
|
|
}
|
|
n++;
|
|
}
|
|
|
|
movieName = movieName.Trim(' ');
|
|
|
|
int airYear;
|
|
int.TryParse(matchCollection[0].Groups["year"].Value, out airYear);
|
|
|
|
ParsedMovieInfo result;
|
|
|
|
result = new ParsedMovieInfo { Year = airYear };
|
|
|
|
if (matchCollection[0].Groups["edition"].Success)
|
|
{
|
|
result.Edition = matchCollection[0].Groups["edition"].Value.Replace(".", " ");
|
|
}
|
|
|
|
result.MovieTitle = movieName;
|
|
|
|
Logger.Debug("Movie Parsed. {0}", result);
|
|
|
|
return result;
|
|
}
|
|
|
|
private static bool ValidateBeforeParsing(string title)
|
|
{
|
|
if (title.ToLower().Contains("password") && title.ToLower().Contains("yenc"))
|
|
{
|
|
Logger.Debug("");
|
|
return false;
|
|
}
|
|
|
|
if (!title.Any(char.IsLetterOrDigit))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
var titleWithoutExtension = RemoveFileExtension(title);
|
|
|
|
if (RejectHashedReleasesRegex.Any(v => v.IsMatch(titleWithoutExtension)))
|
|
{
|
|
Logger.Debug("Rejected Hashed Release Title: " + title);
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
private static string GetSubGroup(MatchCollection matchCollection)
|
|
{
|
|
var subGroup = matchCollection[0].Groups["subgroup"];
|
|
|
|
if (subGroup.Success)
|
|
{
|
|
return subGroup.Value;
|
|
}
|
|
|
|
return string.Empty;
|
|
}
|
|
|
|
private static string GetReleaseHash(MatchCollection matchCollection)
|
|
{
|
|
var hash = matchCollection[0].Groups["hash"];
|
|
|
|
if (hash.Success)
|
|
{
|
|
var hashValue = hash.Value.Trim('[', ']');
|
|
|
|
if (hashValue.Equals("1280x720"))
|
|
{
|
|
return string.Empty;
|
|
}
|
|
|
|
return hashValue;
|
|
}
|
|
|
|
return string.Empty;
|
|
}
|
|
}
|
|
}
|