Support of zelluloza.ru #81
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,292 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
| using System.IO; | ||
| using System.Linq; | ||
| using System.Net; | ||
| using System.Net.Http; | ||
| using System.Net.Http.Headers; | ||
| using System.Net.Http.Json; | ||
| using System.Text; | ||
| using System.Text.RegularExpressions; | ||
| using System.Threading.Tasks; | ||
| using System.Web; | ||
| using Elib2Ebook.Configs; | ||
| using Elib2Ebook.Extensions; | ||
| using Elib2Ebook.Types.AuthorToday; | ||
| using Elib2Ebook.Types.Book; | ||
| using HtmlAgilityPack; | ||
| using HtmlAgilityPack.CssSelectors.NetCore; | ||
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| namespace Elib2Ebook.Logic.Getters | ||
| { | ||
| public class ZellulozaGetter : GetterBase | ||
| { | ||
| private string _nonce; | ||
| private string _ze_hash = "dummy"; | ||
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| public ZellulozaGetter(BookGetterConfig config) : base(config) { } | ||
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| protected override Uri SystemUrl => new("https://zelluloza.ru"); | ||
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| public override async Task Init() | ||
| { | ||
| await base.Init(); | ||
| var response = await Config.Client.GetWithTriesAsync(SystemUrl.MakeRelativeUri("/my/")); | ||
| var doc = await response.Content.ReadAsStringAsync().ContinueWith(t => t.Result.AsHtmlDoc()); | ||
|
Owner
There was a problem hiding this comment. Кажется это можно заменить на Config.Client.GetHtmlDocWithTriesAsync(SystemUrl.MakeRelativeUri("/my/")) |
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| _nonce = doc.QuerySelector("form[name=logfrm] input[name=nonce]")?.Attributes["value"]?.Value; | ||
| if (string.IsNullOrWhiteSpace(_nonce)) | ||
| { | ||
| throw new ArgumentException("Не удалось получить nonce", nameof(_nonce)); | ||
| } | ||
| } | ||
|
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| private HttpRequestMessage GetDefaultMessage(Uri uri, Uri host, HttpContent content = null) | ||
| { | ||
| var message = new HttpRequestMessage(content == default ? HttpMethod.Get : HttpMethod.Post, uri); | ||
| message.Content = content; | ||
| return message; | ||
| } | ||
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| public override async Task Authorize() | ||
| { | ||
| if (!Config.HasCredentials) | ||
| { | ||
| return; | ||
| } | ||
| var data = new List<KeyValuePair<string, string>>() | ||
| { | ||
| new KeyValuePair<string, string>("nonce", _nonce), | ||
| new KeyValuePair<string, string>("log2in", Config.Options.Login), | ||
| new KeyValuePair<string, string>("q", "login"), | ||
| new KeyValuePair<string, string>("token", ""), | ||
| new KeyValuePair<string, string>("pas2sword", Config.Options.Password), | ||
| new KeyValuePair<string, string>("btnvalue", "Войти"), | ||
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|
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| }; | ||
| var content = new FormUrlEncodedContent(data); | ||
| var response = await Config.Client.SendAsync(GetDefaultMessage(SystemUrl.AppendSegment("/"), SystemUrl, content)); | ||
| _ze_hash = Config.CookieContainer.GetAllCookies()["ze_hash"].Value; | ||
| if(string.IsNullOrEmpty(_ze_hash) || _ze_hash == "dummy") | ||
| { | ||
| throw new Exception("Не удалось авторизоваться."); | ||
| } | ||
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|
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| } | ||
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| public override async Task<Book> Get(Uri url) | ||
| { | ||
| var doc = await Config.Client.GetHtmlDocWithTriesAsync(url); | ||
| #if DEBUG | ||
| doc.Save(new FileStream("z.html", FileMode.OpenOrCreate)); | ||
| #endif | ||
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| var book = new Book(url) | ||
| { | ||
| Title = doc.GetTextBySelector("span[itemprop=name]"), | ||
| Cover = await GetCover(doc, url), | ||
| Chapters = await FillChapters(url, doc), | ||
| Author = GetAuthor(doc, url), | ||
| Annotation = doc.QuerySelector("meta[itemprop=description]")?.Attributes["content"]?.Value, | ||
| Seria = GetSeria(doc, url) | ||
| }; | ||
| return book; | ||
| } | ||
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| private Seria GetSeria(HtmlDocument doc, Uri url) | ||
| { | ||
| var seria = new Seria() | ||
| { | ||
| Name = doc.QuerySelector("p[class=jb > a[class=lnk] > b")?.InnerHtml.Replace("'", ""), | ||
|
Owner
There was a problem hiding this comment. Селектор битый. Не уверен, что оно вообще работает. К тому же лучше использовать селекторы по классу "p.jb > a.lnk > b" |
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| Number = "" | ||
| }; | ||
| return seria; | ||
| } | ||
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| private Author GetAuthor(HtmlDocument doc, Uri url) | ||
| { | ||
| return new Author( | ||
| doc.QuerySelector("span[itemprop=author] > meta[itemprop=name]")?.Attributes["content"]?.Value, | ||
| new Uri(doc.QuerySelector("span[itemprop=author] > link[itemprop=url]")?.Attributes["href"]?.Value) | ||
| ); | ||
| } | ||
| private Task<Image> GetCover(HtmlDocument doc, Uri url) | ||
| { | ||
| var imagePath = doc.QuerySelector("meta[property=og:image]")?.Attributes["content"]?.Value; | ||
| return !string.IsNullOrWhiteSpace(imagePath) ? SaveImage(url.MakeRelativeUri(imagePath)) : Task.FromResult(default(Image)); | ||
| } | ||
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| private async Task<IEnumerable<Chapter>> FillChapters(Uri url, HtmlDocument doc) | ||
| { | ||
| var result = new List<Chapter>(); | ||
| foreach (var anchor in doc.QuerySelectorAll("a[class=chptitle]")) | ||
| { | ||
| Console.WriteLine($"Загружаю главу {anchor.InnerHtml.CoverQuotes()}"); | ||
| var content = await GetChapContent(new Uri(url, anchor.Attributes["href"].Value)); | ||
| result.Add(new Chapter | ||
| { | ||
| Title = anchor.InnerHtml, | ||
| Content = content, | ||
| Images = await GetImages(content.AsHtmlDoc(), url) | ||
| }); | ||
| } | ||
| return result; | ||
| } | ||
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| private async Task<string> GetChapContent(Uri uri) | ||
| { | ||
| Console.WriteLine(uri); | ||
| var id = uri.Segments[3].Trim('/'); | ||
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| var doc = await Config.Client.GetHtmlDocWithTriesAsync(uri); | ||
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| #if DEBUG | ||
| doc.Save(new FileStream($"{id}.html", FileMode.OpenOrCreate)); | ||
| #endif | ||
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| var page = doc.AsString(); | ||
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| var re = Regex.Match(page, @"InitRead\((.*)\);\s*$", RegexOptions.Multiline); | ||
| var vars = re.Groups[1].Value.Split(',').Select(str => str.Trim().Replace("'", "")).ToArray(); | ||
| var picsOnly = (vars[2] == "2" && vars[3] == "2"); | ||
| var numPages = int.Parse(vars[4]); | ||
| re = Regex.Match(page, @"ajax\(\'booktext\',\s*\'\',\s*\'getbook\',([^\)]*).*\)", RegexOptions.Multiline); | ||
| if (!re.Success) | ||
| { | ||
| return "<p>Глава недоступна</p>"; | ||
| } | ||
| if (!picsOnly) | ||
| { | ||
| vars = re.Groups?[1].Value.Split(",").Select(str => str.Trim().Replace("'", "")).ToArray(); | ||
| return await GetChapText(uri, page, numPages, vars); | ||
| } | ||
| return await GetChapPics(uri, page, numPages); | ||
| } | ||
|
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| private Task<string> GetChapPics(Uri uri, string page, int numPages) | ||
| { | ||
| throw new NotImplementedException(); | ||
|
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| } | ||
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| private async Task<string> GetChapText(Uri uri, string page, int numPages, string[] vars) | ||
| { | ||
| var data = new List<KeyValuePair<string, string>>() | ||
| { | ||
| new KeyValuePair<string, string>("op", "getbook"), | ||
| new KeyValuePair<string, string>("par1", vars[0]), | ||
| new KeyValuePair<string, string>("par2", vars[1]), | ||
| new KeyValuePair<string, string>("par4",vars[2]), | ||
| }; | ||
| var content = new FormUrlEncodedContent(data); | ||
| var response = await Config.Client.SendAsync(GetDefaultMessage(SystemUrl.AppendSegment("/aiaxcall/"), SystemUrl, content)); | ||
| var body = await response.Content.ReadAsStringAsync(); | ||
| var encrypted = body.Split("<END>")[0].Split("\n"); | ||
| var decrypted = encrypted.Select(str => DecryptString(str)).ToArray(); | ||
| return string.Join("\n", decrypted); | ||
| } | ||
|
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| private string DecryptString(string str) | ||
| { | ||
| var b = new Dictionary<string, string>(); | ||
| b["~"] = "0"; | ||
| b["H"] = "1"; | ||
| b["^"] = "2"; | ||
| b["@"] = "3"; | ||
| b["f"] = "4"; | ||
| b["0"] = "5"; | ||
| b["5"] = "6"; | ||
| b["n"] = "7"; | ||
| b["r"] = "8"; | ||
| b["="] = "9"; | ||
| b["W"] = "a"; | ||
| b["L"] = "b"; | ||
| b["7"] = "c"; | ||
| b[" "] = "d"; | ||
| b["u"] = "e"; | ||
| b["c"] = "f"; | ||
| var f = new List<string>(); | ||
| for (var a = 0; a < str.Length; a += 2) | ||
| { | ||
| f.Add(b[str.Substring(a, 1)] + b[str.Substring(a + 1, 1)]); | ||
| }; | ||
| var ret = Hex2utf8(f); | ||
| ret = ret.Replace("\r", ""); | ||
| if (!ret.StartsWith("[ctr]") && !ret.StartsWith("Оставьте отзыв в ленте отзывов")) | ||
| { | ||
| ret = "<p>" + ret.Replace("\r", "") + "</p>\n"; | ||
| } | ||
| ret = Regex.Replace(ret, @"\[~\]([^\[]*)\[\/]", "<i>$1</i>"); | ||
| ret = Regex.Replace(ret, @"\[\*\]([^\]]*)\[\/]", "<b>$1</b>"); | ||
| ret = Regex.Replace(ret, @"\[blu\]([^\]]*)\[\/]", "<subtitle>$1</subtitle>"); | ||
| ret = Regex.Replace(ret, @"\[\*\]([^\]]*)\[\/]", "<b>$1</b>"); | ||
| ret = Regex.Replace(ret, @"\[~\]([^\[]*)\[\/]", "<i>$1</i>"); | ||
| ret = Regex.Replace(ret, @"\[blu\]([^\]]*)\[\/]", "<subtitle>$1</subtitle>"); | ||
| if (!ret.StartsWith("[ctr]") && !ret.StartsWith("Оставьте отзыв в ленте отзывов")) | ||
| { | ||
| ret = "<p>" + ret.Replace("\r", "") + "</p>\n"; | ||
| } | ||
| else | ||
| { | ||
| ret = ""; | ||
| } | ||
| return ret; | ||
| } | ||
|
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| private string Hex2utf8(List<string> d) | ||
| { | ||
| var b = 0; | ||
| var a = ""; | ||
| while (b < d.Count) | ||
| { | ||
| var c = Convert.ToInt16("0x0"+d[b], 16) & 255; | ||
| if (c < 128) | ||
| { | ||
| if (c < 16) | ||
| { | ||
| switch (c) | ||
| { | ||
| case 9: | ||
| a += " "; | ||
| break; | ||
| case 13: | ||
| a += "\r"; | ||
| break; | ||
| case 10: | ||
| a += "\n"; | ||
| break; | ||
| } | ||
| } | ||
| else | ||
| { | ||
| a += Char.ConvertFromUtf32(c); | ||
| }; | ||
| b++; | ||
| } | ||
| else | ||
| { | ||
| int c2; | ||
| int c3; | ||
| if ((c > 191) && (c < 224)) | ||
| { | ||
| if (b + 1 < d.Count) | ||
| { | ||
| c2 = Convert.ToInt16("0x0" + d[b + 1], 16) & 255; | ||
| a += Char.ConvertFromUtf32(((c & 31) << 6) | (c2 & 63)); | ||
| }; | ||
| b += 2; | ||
| } | ||
| else | ||
| { | ||
| if (b + 2 < d.Count) | ||
| { | ||
| c2 = Convert.ToInt16("0x0" + d[b + 1], 16) & 255; | ||
| c3 = Convert.ToInt16("0x0" + d[b + 2], 16) & 255; | ||
| a += Char.ConvertFromUtf32(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)); | ||
| }; | ||
| b += 3; | ||
| } | ||
| } | ||
| } | ||
| return a; | ||
| } | ||
| } | ||
| } | ||
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Не нашел нигде использования этого поля, которое бы подразумевало, что оно должно быть полем, а не локальной переменной