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  1. using Sgml;
  2. using System;
  3. using System.Collections.Generic;
  4. using System.IO;
  5. using System.Linq;
  6. using System.Net;
  7. using System.Text;
  8. using System.Text.RegularExpressions;
  9. using System.Xml.Linq;
  10.  
  11. // SgmlReaderに依存しています (https://w...content-available-to-author-only...t.org/packages/SgmlReader/)
  12. // グラフ作成にはイーグラフを使用しています (https://e...content-available-to-author-only...h.com/)
  13. // AILEくん大好き
  14.  
  15. namespace ConsoleApplication1
  16. {
  17. 	class Program
  18. 	{
  19. 		static XDocument ParseHtml(Uri url)
  20. 		{
  21. 			using (var stream = new WebClient().OpenRead(url))
  22. 			using (var reader = new StreamReader(stream, Encoding.GetEncoding("EUC-JP")))
  23. 			using (var sgmlReader = new SgmlReader { DocType = "HTML", CaseFolding = CaseFolding.ToLower, IgnoreDtd = true, InputStream = reader })
  24. 			{
  25. 				return XDocument.Load(sgmlReader);
  26. 			}
  27. 		}
  28.  
  29. 		static IEnumerable<Uri> ParseThread(Uri url)
  30. 		{
  31. 			var baseUrl = new Uri("http://j...content-available-to-author-only...a.net");
  32. 			var pattern = "^(/bbs/read.cgi/|/internet/20196/storage/)";
  33. 			return ParseHtml(url)
  34. 				.Descendants("a")
  35. 				.Select(x => x.Attribute("href").Value)
  36. 				.Where(x => Regex.IsMatch(x, pattern))
  37. 				.Select(x => new Uri(baseUrl, x));
  38. 		}
  39.  
  40. 		static DateTime ParseDateTime(Uri url)
  41. 		{
  42. 			var unixtime = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
  43. 			var time = url.Segments[1] == "bbs/"
  44. 				? Regex.Match(url.Segments[5], @"^(\d+)/$")
  45. 				: Regex.Match(url.Segments[4], @"^(\d+).html$");
  46. 			var second = Int32.Parse(time.Groups[1].ToString());
  47. 			return unixtime.AddSeconds(second);
  48. 		}
  49.  
  50. 		static void Main(string[] args)
  51. 		{
  52. 			var subject = new Uri("http://j...content-available-to-author-only...a.net/bbs/subject.cgi/internet/20196/");
  53. 			var storage = new Uri("http://j...content-available-to-author-only...a.net/bbs/storage.cgi/internet/20196/");
  54.  
  55. 			var times = ParseThread(subject)
  56. 				.Concat(ParseThread(storage))
  57. 				.Select(ParseDateTime)
  58. 				.OrderBy(x => x)
  59. 				.GroupBy(x => x.Date)
  60. 				.Select(x => new { Date = x.Key, Count = x.Count() });
  61.  
  62. 			var path = @"../../../../time.tsv";
  63. 			using (var stream = File.Open(path, FileMode.Create))
  64. 			using (var writer = new StreamWriter(stream, Encoding.GetEncoding("shift-jis")))
  65. 			{
  66. 				writer.WriteLine("\tスレ数");
  67. 				foreach (var time in times)
  68. 				{
  69. 					if (time.Date.Year == 1970)
  70. 						writer.WriteLine("削除\t{0}", time.Count);
  71. 					else
  72. 						writer.WriteLine("{0}\t{1}", time.Date.ToString("M/d"), time.Count);
  73. 				}
  74. 			}
  75. 		}
  76. 	}
  77. }
  78.  
Compilation error #stdin compilation error #stdout 0s 0KB
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stdin
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Standard input is empty
compilation info 
prog.cs(1,7): error CS0246: The type or namespace name `Sgml' could not be found. Are you missing a using directive or an assembly reference?
prog.cs(9,18): error CS0234: The type or namespace name `Linq' does not exist in the namespace `System.Xml'. Are you missing an assembly reference?
Compilation failed: 2 error(s), 0 warnings
stdout
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Standard output is empty
https://ideone.com/CWWDJV
language:
C# (gmcs 5.20.1)
created:
11 years ago
visibility:
public

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