mirror of
https://github.com/C9Glax/tranga.git
synced 2025-01-12 19:37:33 +01:00
241 lines
8.8 KiB
C#
241 lines
8.8 KiB
C#
using System.Net;
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using System.Text.RegularExpressions;
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using HtmlAgilityPack;
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using Tranga.Jobs;
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namespace Tranga.MangaConnectors;
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public class MangaKatana : MangaConnector
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{
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public MangaKatana(GlobalBase clone) : base(clone, "MangaKatana")
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{
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this.downloadClient = new HttpDownloadClient(clone);
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}
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public override Manga[] GetManga(string publicationTitle = "")
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{
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Log($"Searching Publications. Term=\"{publicationTitle}\"");
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string sanitizedTitle = string.Join('_', Regex.Matches(publicationTitle, "[A-z]*").Where(m => m.Value.Length > 0)).ToLower();
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string requestUrl = $"https://mangakatana.com/?search={sanitizedTitle}&search_by=book_name";
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RequestResult requestResult =
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downloadClient.MakeRequest(requestUrl, RequestType.Default);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return Array.Empty<Manga>();
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// ReSharper disable once MergeIntoPattern
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// If a single result is found, the user will be redirected to the results directly instead of a result page
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if(requestResult.hasBeenRedirected
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&& requestResult.redirectedToUrl is not null
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&& requestResult.redirectedToUrl.Contains("mangakatana.com/manga"))
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{
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return new [] { ParseSinglePublicationFromHtml(requestResult.result, requestResult.redirectedToUrl.Split('/')[^1], requestResult.redirectedToUrl) };
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}
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Manga[] publications = ParsePublicationsFromHtml(requestResult.result);
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Log($"Retrieved {publications.Length} publications. Term=\"{publicationTitle}\"");
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return publications;
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}
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public override Manga? GetMangaFromId(string publicationId)
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{
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return GetMangaFromUrl($"https://mangakatana.com/manga/{publicationId}");
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}
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public override Manga? GetMangaFromUrl(string url)
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{
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RequestResult requestResult =
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downloadClient.MakeRequest(url, RequestType.MangaInfo);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return null;
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return ParseSinglePublicationFromHtml(requestResult.result, url.Split('/')[^1], url);
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}
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private Manga[] 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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if (searchResults is null || !searchResults.Any())
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return Array.Empty<Manga>();
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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<Manga> ret = new();
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foreach (string url in urls)
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{
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Manga? manga = GetMangaFromUrl(url);
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if (manga is not null)
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ret.Add((Manga)manga);
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}
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return ret.ToArray();
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}
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private Manga ParseSinglePublicationFromHtml(Stream html, string publicationId, string websiteUrl)
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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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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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Manga.ReleaseStatusByte releaseStatus = Manga.ReleaseStatusByte.Unreleased;
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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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switch (value.ToLower())
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{
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case "ongoing": releaseStatus = Manga.ReleaseStatusByte.Continuing; break;
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case "completed": releaseStatus = Manga.ReleaseStatusByte.Completed; break;
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}
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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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}
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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, RequestType.MangaCover);
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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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int year = DateTime.Now.Year;
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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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if(yearString.Contains("ago") == false)
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{
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year = Convert.ToInt32(yearString);
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}
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Manga manga = new (sortName, authors.ToList(), description, altTitles, tags.ToArray(), posterUrl, coverFileNameInCache, links,
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year, originalLanguage, publicationId, releaseStatus, websiteUrl: websiteUrl);
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cachedPublications.Add(manga);
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return manga;
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}
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public override Chapter[] GetChapters(Manga manga, string language="en")
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{
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Log($"Getting chapters {manga}");
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string requestUrl = $"https://mangakatana.com/manga/{manga.publicationId}";
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// Leaving this in for verification if the page exists
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RequestResult requestResult =
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downloadClient.MakeRequest(requestUrl, RequestType.Default);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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return Array.Empty<Chapter>();
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//Return Chapters ordered by Chapter-Number
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List<Chapter> chapters = ParseChaptersFromHtml(manga, requestUrl);
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Log($"Got {chapters.Count} chapters. {manga}");
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return chapters.Order().ToArray();
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}
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private List<Chapter> ParseChaptersFromHtml(Manga manga, 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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Regex volumeRex = new(@"[0-9a-z\-\.]+\/[0-9a-z\-]*v([0-9\.]+)");
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Regex chapterNumRex = new(@"[0-9a-z\-\.]+\/[0-9a-z\-]*c([0-9\.]+)");
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Regex chapterNameRex = new(@"Chapter [0-9\.]+:? (.*)");
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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 url = chapterInfo.Descendants("a").First()
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.GetAttributeValue("href", "");
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string? volumeNumber = volumeRex.IsMatch(url) ? volumeRex.Match(url).Groups[1].Value : null;
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string chapterNumber = chapterNumRex.Match(url).Groups[1].Value;
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string chapterName = chapterNameRex.Match(fullString).Groups[1].Value;
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ret.Add(new Chapter(manga, 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(Chapter chapter, ProgressToken? progressToken = null)
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{
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if (progressToken?.cancellationRequested ?? false)
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{
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progressToken.Cancel();
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return HttpStatusCode.RequestTimeout;
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}
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Manga chapterParentManga = chapter.parentManga;
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Log($"Retrieving chapter-info {chapter} {chapterParentManga}");
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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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RequestResult requestResult =
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downloadClient.MakeRequest(requestUrl, RequestType.Default);
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if ((int)requestResult.statusCode < 200 || (int)requestResult.statusCode >= 300)
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{
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progressToken?.Cancel();
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return requestResult.statusCode;
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}
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string[] imageUrls = ParseImageUrlsFromHtml(requestUrl);
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string comicInfoPath = Path.GetTempFileName();
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File.WriteAllText(comicInfoPath, chapter.GetComicInfoXmlString());
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return DownloadChapterImages(imageUrls, chapter.GetArchiveFilePath(settings.downloadLocation), RequestType.MangaImage, comicInfoPath, "https://mangakatana.com/", progressToken:progressToken);
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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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// ReSharper disable once StringLiteralTypo
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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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} |