Tranga-Website/Tranga/Chapter.cs

89 lines
3.5 KiB
C#

using System.Text.RegularExpressions;
using System.Xml.Linq;
namespace Tranga;
/// <summary>
/// Has to be Part of a publication
/// Includes the Chapter-Name, -VolumeNumber, -ChapterNumber, the location of the chapter on the internet and the saveName of the local file.
/// </summary>
public struct Chapter
{
public Publication parentPublication { get; }
public string? name { get; }
public string? volumeNumber { get; }
public string chapterNumber { get; }
public string url { get; }
public string fileName { get; }
private static readonly Regex LegalCharacters = new (@"([A-z]*[0-9]* *\.*-*,*\]*\[*'*\'*\)*\(*~*!*)*");
private static readonly Regex IllegalStrings = new(@"Vol(ume)?.?", RegexOptions.IgnoreCase);
public Chapter(Publication parentPublication, string? name, string? volumeNumber, string chapterNumber, string url)
{
this.parentPublication = parentPublication;
this.name = name;
this.volumeNumber = volumeNumber;
this.chapterNumber = chapterNumber;
this.url = url;
string chapterName = string.Concat(LegalCharacters.Matches(name ?? ""));
string volStr = this.volumeNumber is not null ? $"Vol.{this.volumeNumber} " : "";
string chNumberStr = $"Ch.{chapterNumber} ";
string chNameStr = chapterName.Length > 0 ? $"- {chapterName}" : "";
chNameStr = IllegalStrings.Replace(chNameStr, "");
this.fileName = $"{volStr}{chNumberStr}{chNameStr}";
}
/// <summary>
/// Checks if a chapter-archive is already present
/// </summary>
/// <returns>true if chapter is present</returns>
internal bool CheckChapterIsDownloaded(string downloadLocation)
{
string newFilePath = GetArchiveFilePath(downloadLocation);
if (!Directory.Exists(Path.Join(downloadLocation, parentPublication.folderName)))
return false;
FileInfo[] archives = new DirectoryInfo(Path.Join(downloadLocation, parentPublication.folderName)).GetFiles();
Regex infoRex = new(@"(Vol.[0-9]*)?Ch.[0-9]+");
Regex chapterInfoRex = new(@"Ch.[0-9]+");
Regex chapterRex = new(@"[0-9]+");
if (File.Exists(newFilePath))
return true;
string cn = this.chapterNumber;
if (archives.FirstOrDefault(archive => chapterRex.Match(chapterInfoRex.Match(infoRex.Match(archive.Name).Value).Value).Value == cn) is { } path)
{
File.Move(path.FullName, newFilePath);
return true;
}
return false;
}
/// <summary>
/// Creates full file path of chapter-archive
/// </summary>
/// <returns>Filepath</returns>
internal string GetArchiveFilePath(string downloadLocation)
{
return Path.Join(downloadLocation, parentPublication.folderName, $"{parentPublication.folderName} - {this.fileName}.cbz");
}
/// <summary>
/// Creates a string containing XML of publication and chapter.
/// See ComicInfo.xml
/// </summary>
/// <returns>XML-string</returns>
internal string GetComicInfoXmlString()
{
XElement comicInfo = new XElement("ComicInfo",
new XElement("Tags", string.Join(',', parentPublication.tags)),
new XElement("LanguageISO", parentPublication.originalLanguage),
new XElement("Title", this.name),
new XElement("Writer", string.Join(',', parentPublication.authors)),
new XElement("Volume", this.volumeNumber),
new XElement("Number", this.chapterNumber)
);
return comicInfo.ToString();
}
}