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205
Tranga/Connectors/MangaKatana.cs
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205
Tranga/Connectors/MangaKatana.cs
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using System.Globalization;
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using System.Net;
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using System.Text.RegularExpressions;
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using HtmlAgilityPack;
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using Logging;
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using Tranga.TrangaTasks;
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namespace Tranga.Connectors;
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public class MangaKatana : Connector
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{
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public override string name { get; }
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public MangaKatana(string downloadLocation, string imageCachePath, Logger? logger) : base(downloadLocation, imageCachePath, logger)
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{
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this.name = "MangaKatana";
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this.downloadClient = new DownloadClient(new Dictionary<byte, int>()
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{
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{(byte)1, 60}
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}, logger);
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}
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public override Publication[] GetPublications(string publicationTitle = "")
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{
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logger?.WriteLine(this.GetType().ToString(), $"Getting Publications (title={publicationTitle})");
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string sanitizedTitle = string.Concat(Regex.Matches(publicationTitle, "[A-z]* *")).ToLower().Replace(' ', '_');
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string requestUrl = $"https://mangakatana.com/?search={sanitizedTitle}&search_by=book_name";
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DownloadClient.RequestResult requestResult =
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downloadClient.MakeRequest(requestUrl, (byte)1);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return Array.Empty<Publication>();
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return ParsePublicationsFromHtml(requestResult.result);
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}
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private Publication[] ParsePublicationsFromHtml(Stream html)
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{
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StreamReader reader = new(html);
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string htmlString = reader.ReadToEnd();
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HtmlDocument document = new();
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document.LoadHtml(htmlString);
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IEnumerable<HtmlNode> searchResults = document.DocumentNode.SelectNodes("//*[@id='book_list']/div");
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List<string> urls = new();
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foreach (HtmlNode mangaResult in searchResults)
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{
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urls.Add(mangaResult.Descendants("a").First().GetAttributes()
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.First(a => a.Name == "href").Value);
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}
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HashSet<Publication> ret = new();
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foreach (string url in urls)
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{
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DownloadClient.RequestResult requestResult =
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downloadClient.MakeRequest(url, (byte)1);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return Array.Empty<Publication>();
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ret.Add(ParseSinglePublicationFromHtml(requestResult.result, url.Split('/')[^1]));
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}
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return ret.ToArray();
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}
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private Publication ParseSinglePublicationFromHtml(Stream html, string publicationId)
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{
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StreamReader reader = new(html);
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string htmlString = reader.ReadToEnd();
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HtmlDocument document = new();
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document.LoadHtml(htmlString);
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string status = "";
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Dictionary<string, string> altTitles = new();
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Dictionary<string, string>? links = null;
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HashSet<string> tags = new();
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string[] authors = Array.Empty<string>();
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string originalLanguage = "";
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HtmlNode infoNode = document.DocumentNode.SelectSingleNode("//*[@id='single_book']");
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string sortName = infoNode.Descendants("h1").First(n => n.HasClass("heading")).InnerText;
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HtmlNode infoTable = infoNode.SelectSingleNode("//*[@id='single_book']/div[2]/div/ul");
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foreach (HtmlNode row in infoTable.Descendants("li"))
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{
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string key = row.SelectNodes("div").First().InnerText.ToLower();
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string value = row.SelectNodes("div").Last().InnerText;
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string keySanitized = string.Concat(Regex.Matches(key, "[a-z]"));
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switch (keySanitized)
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{
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case "altnames":
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string[] alts = value.Split(" ; ");
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for (int i = 0; i < alts.Length; i++)
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altTitles.Add(i.ToString(), alts[i]);
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break;
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case "authorsartists":
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authors = value.Split(',');
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break;
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case "status":
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status = value;
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break;
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case "genres":
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tags = row.SelectNodes("div").Last().Descendants("a").Select(a => a.InnerText).ToHashSet();
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break;
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default: break;
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}
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}
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string posterUrl = document.DocumentNode.SelectSingleNode("//*[@id='single_book']/div[1]/div").Descendants("img").First()
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.GetAttributes().First(a => a.Name == "src").Value;
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string coverFileNameInCache = SaveCoverImageToCache(posterUrl, 1);
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string description = document.DocumentNode.SelectSingleNode("//*[@id='single_book']/div[3]/p").InnerText;
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while (description.StartsWith('\n'))
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description = description.Substring(1);
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string yearString = infoTable.Descendants("div").First(d => d.HasClass("updateAt"))
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.InnerText.Split('-')[^1];
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int year = Convert.ToInt32(yearString);
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return new Publication(sortName, authors.ToList(), description, altTitles, tags.ToArray(), posterUrl, coverFileNameInCache, links,
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year, originalLanguage, status, publicationId);
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}
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public override Chapter[] GetChapters(Publication publication, string language = "")
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{
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logger?.WriteLine(this.GetType().ToString(), $"Getting Chapters for {publication.sortName} {publication.internalId} (language={language})");
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string requestUrl = $"https://mangakatana.com/manga/{publication.publicationId}";
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// Leaving this in for verification if the page exists
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DownloadClient.RequestResult requestResult =
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downloadClient.MakeRequest(requestUrl, (byte)1);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return Array.Empty<Chapter>();
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//Return Chapters ordered by Chapter-Number
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NumberFormatInfo chapterNumberFormatInfo = new()
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{
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NumberDecimalSeparator = "."
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};
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List<Chapter> chapters = ParseChaptersFromHtml(requestUrl);
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logger?.WriteLine(this.GetType().ToString(), $"Done getting Chapters for {publication.internalId}");
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return chapters.OrderBy(chapter => Convert.ToSingle(chapter.chapterNumber, chapterNumberFormatInfo)).ToArray();
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}
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private List<Chapter> ParseChaptersFromHtml(string mangaUrl)
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{
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// Using HtmlWeb will include the chapters since they are loaded with js
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HtmlWeb web = new();
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HtmlDocument document = web.Load(mangaUrl);
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List<Chapter> ret = new();
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HtmlNode chapterList = document.DocumentNode.SelectSingleNode("//div[contains(@class, 'chapters')]/table/tbody");
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foreach (HtmlNode chapterInfo in chapterList.Descendants("tr"))
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{
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string fullString = chapterInfo.Descendants("a").First().InnerText;
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string? volumeNumber = fullString.Contains("Vol.") ? fullString.Replace("Vol.", "").Split(' ')[0] : null;
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string? chapterNumber = fullString.Split(':')[0].Split("Chapter ")[1].Replace('-', '.');
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string chapterName = string.Concat(fullString.Split(':')[1..]);
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string url = chapterInfo.Descendants("a").First()
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.GetAttributeValue("href", "");
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ret.Add(new Chapter(chapterName, volumeNumber, chapterNumber, url));
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}
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return ret;
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}
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public override HttpStatusCode DownloadChapter(Publication publication, Chapter chapter, DownloadChapterTask parentTask, CancellationToken? cancellationToken = null)
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{
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if (cancellationToken?.IsCancellationRequested ?? false)
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return HttpStatusCode.RequestTimeout;
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logger?.WriteLine(this.GetType().ToString(), $"Downloading Chapter-Info {publication.sortName} {publication.internalId} {chapter.volumeNumber}-{chapter.chapterNumber}");
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string requestUrl = chapter.url;
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// Leaving this in to check if the page exists
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DownloadClient.RequestResult requestResult =
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downloadClient.MakeRequest(requestUrl, (byte)1);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return requestResult.statusCode;
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string[] imageUrls = ParseImageUrlsFromHtml(requestUrl);
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string comicInfoPath = Path.GetTempFileName();
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File.WriteAllText(comicInfoPath, GetComicInfoXmlString(publication, chapter, logger));
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return DownloadChapterImages(imageUrls, GetArchiveFilePath(publication, chapter), (byte)1, parentTask, comicInfoPath, "https://mangakatana.com/", cancellationToken);
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}
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private string[] ParseImageUrlsFromHtml(string mangaUrl)
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{
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HtmlWeb web = new();
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HtmlDocument document = web.Load(mangaUrl);
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// Images are loaded dynamically, but the urls are present in a piece of js code on the page
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string js = document.DocumentNode.SelectSingleNode("//script[contains(., 'data-src')]").InnerText
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.Replace("\r", "")
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.Replace("\n", "")
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.Replace("\t", "");
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string regexPat = @"(var thzq=\[')(.*)(,];function)";
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var group = Regex.Matches(js, regexPat).First().Groups[2].Value.Replace("'", "");
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var urls = group.Split(',');
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return urls;
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}
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}
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@ -27,7 +27,8 @@ public class TaskManager
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{
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new MangaDex(settings.downloadLocation, settings.coverImageCache, logger),
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new Manganato(settings.downloadLocation, settings.coverImageCache, logger),
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new Mangasee(settings.downloadLocation, settings.coverImageCache, logger)
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new Mangasee(settings.downloadLocation, settings.coverImageCache, logger),
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new MangaKatana(settings.downloadLocation, settings.coverImageCache, logger)
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};
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this.settings = settings;
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