RSSGen/Program.cs

   1 using OpenGraphNet;
   2 using RssFeedGenerator;
   3 using System;
   4 using System.Collections.Generic;
   5 using System.IO;
   6 using System.Runtime.InteropServices;
   7
   8 // See https://aka.ms/new-console-template for more information
   9 Console.WriteLine("Scanning entries folder for latest files");
  10
  11 var folder = FindDirectory("entries");
  12
  13 var filePaths = Directory.EnumerateFiles(folder);
  14 var fileInfos = new List<FileInfo>();
  15
  16 if (filePaths.Any())
  17 {
  18     foreach (var path in filePaths)
  19     {
  20         if (Path.GetFileNameWithoutExtension(path).Equals("template", StringComparison.InvariantCultureIgnoreCase))
  21             continue;
  22         var fInfo = new FileInfo(path);
  23         fileInfos.Add(fInfo);
  24     }
  25 }
  26
  27 Console.WriteLine("Scanning projects folder for latest files");
  28
  29 folder = FindDirectory("projects");
  30
  31 filePaths = Directory.EnumerateFiles(folder);
  32
  33 if (filePaths.Any())
  34 {
  35     foreach (var path in filePaths)
  36     {
  37         var fInfo = new FileInfo(path);
  38         fileInfos.Add(fInfo);
  39     }
  40 }
  41
  42 Console.WriteLine("Scanning diversions folder for latest files");
  43
  44 folder = FindDirectory("diversions");
  45
  46 filePaths = Directory.EnumerateFiles(folder);
  47
  48 if (filePaths.Any())
  49 {
  50     foreach (var path in filePaths)
  51     {
  52         var fInfo = new FileInfo(path);
  53         fileInfos.Add(fInfo);
  54     }
  55 }
  56
  57 fileInfos = fileInfos.OrderByDescending(f => f.CreationTimeUtc).Take(20).ToList();
  58
  59 var myRSS = new rss();
  60
  61 myRSS.version = 2.0m;
  62
  63 myRSS.channel = new rssChannel
  64 {
  65     title = "athene.gay entries",
  66     description = "blog entries for athene.gay",
  67     language = "en-GB",
  68     link = "https://athene.gay",
  69     item = new List<rssChannelItem>(),
  70     link1 = new link
  71     {
  72         href = "https://athene.gay/feed.xml",
  73         rel = "self",
  74         type = "application/rss+xml",
  75     }
  76 };
  77
  78 foreach (var file in fileInfos)
  79 {
  80     var htmlString = File.ReadAllText(file.FullName);
  81     OpenGraph graph = OpenGraph.ParseHtml(htmlString);
  82     var publishDate = DateTime.Parse(graph.Metadata["article:published_time"].First());
  83     var item = new rssChannelItem()
  84     {
  85         title = graph.Title,
  86         description = graph.Metadata["og:description"].First(),
  87         pubDate = publishDate.ToString("r"),
  88     };
  89     if (file.FullName.Contains("entries"))
  90     {
  91         item.link = "https://athene.gay/entries/" + Path.GetFileName(file.Name);
  92     }
  93     else if (file.FullName.Contains("projects"))
  94     {
  95         item.link = "https://athene.gay/projects/" + Path.GetFileName(file.Name);
  96     }
  97     else if (file.FullName.Contains("diversions"))
  98     {
  99         item.link = "https://athene.gay/diversions/" + Path.GetFileName(file.Name);
 100     }
 101     item.guid = new rssChannelItemGuid()
 102     {
 103         isPermaLink = true,
 104         Value = item.link
 105     };
 106     myRSS.channel.item.Add(item);
 107 }
 108
 109 var output = Generator.SerializeRSS(myRSS);
 110
 111 var rssPath = Path.Combine(Directory.GetCurrentDirectory(), "../feed.xml");
 112
 113 if (!File.Exists(rssPath))
 114 {
 115     rssPath = Path.Combine(Directory.GetCurrentDirectory(), "../../../../feed.xml");
 116 }
 117
 118 if (File.Exists(rssPath))
 119 {
 120     File.Delete(rssPath);
 121 }
 122
 123 Console.WriteLine("RSS generated, outputting to console and file");
 124 Console.WriteLine(output);
 125
 126 File.WriteAllText(rssPath, output);
 127
 128 string FindDirectory(string folderName)
 129 {
 130     var folder = Path.Combine(Directory.GetCurrentDirectory(), $"../{folderName}");
 131     if (!Directory.Exists(folder))
 132     {
 133         folder = Path.Combine(Directory.GetCurrentDirectory(), $"../../../../{folderName}");
 134     }
 135     return folder;
 136 }