win/C#/Functions/RssReader.cs

   1 using System;\r
   2 using System.Collections.Generic;\r
   3 using System.ComponentModel;\r
   4 using System.Data;\r
   5 using System.Drawing;\r
   6 using System.Text;\r
   7 using System.Windows.Forms;\r
   8 using System.IO;\r
   9 using System.Xml;\r
  10 using System.Text.RegularExpressions;\r
  11 \r
  12 namespace Handbrake.Functions\r
  13 {\r
  14     class RssReader\r
  15     {\r
  16         XmlTextReader rssReader;\r
  17         XmlDocument rssDoc;\r
  18         XmlNode nodeRss;\r
  19         XmlNode nodeChannel;\r
  20         XmlNode nodeItem;\r
  21         string t;\r
  22 \r
  23         private string readRss()\r
  24         {\r
  25             rssReader = new XmlTextReader("http://handbrake.m0k.org/appcast.xml");\r
  26             rssDoc = new XmlDocument();\r
  27             rssDoc.Load(rssReader);\r
  28 \r
  29             for (int i = 0; i < rssDoc.ChildNodes.Count; i++)\r
  30             {\r
  31                 if (rssDoc.ChildNodes[i].Name == "rss")\r
  32                 {\r
  33                     nodeRss = rssDoc.ChildNodes[i];\r
  34                 }\r
  35             }\r
  36 \r
  37             for (int i = 0; i < nodeRss.ChildNodes.Count; i++)\r
  38             {\r
  39                 if (nodeRss.ChildNodes[i].Name == "channel")\r
  40                 {\r
  41                     nodeChannel = nodeRss.ChildNodes[i];\r
  42                 }\r
  43             }\r
  44 \r
  45             string latestTitle = "";\r
  46             for (int i = 0; i < nodeChannel.ChildNodes.Count; i++)\r
  47             {\r
  48  \r
  49                 if (nodeChannel.ChildNodes[i].Name == "item")\r
  50                 {\r
  51                     nodeItem = nodeChannel.ChildNodes[i];\r
  52                     latestTitle = nodeItem["title"].InnerText;\r
  53                 }\r
  54             }\r
  55             return latestTitle;\r
  56         }\r
  57 \r
  58 \r
  59         public string versionInfo()\r
  60         {\r
  61             readRss();\r
  62             string vinfo = "";\r
  63             for (int i = 0; i < nodeChannel.ChildNodes.Count; i++)\r
  64             {\r
  65                 if (nodeChannel.ChildNodes[6].Name == "item")\r
  66                 {\r
  67                     nodeItem = nodeChannel.ChildNodes[0];\r
  68                     t = readRss();\r
  69                     if (nodeItem["title"].InnerText == t)\r
  70                     {\r
  71                         vinfo = nodeItem["description"].InnerText;\r
  72                         break;\r
  73                     }\r
  74                 }\r
  75             }\r
  76 \r
  77             return vinfo;\r
  78          }\r
  79 \r
  80         public string version()\r
  81         {\r
  82             readRss();\r
  83             string vinfo = "";\r
  84             for (int i = 0; i < nodeChannel.ChildNodes.Count; i++)\r
  85             {\r
  86                 if (nodeChannel.ChildNodes[6].Name == "item")\r
  87                 {\r
  88                     nodeItem = nodeChannel.ChildNodes[0];\r
  89                     string t = readRss();\r
  90                     if (nodeItem["title"].InnerText == t)\r
  91                     {\r
  92                         string input = nodeItem.InnerXml;\r
  93                         Match ver = Regex.Match(input, @"sparkle:shortVersionString=""([0-9].[0-9].[0-9]*)\""");\r
  94                         vinfo = ver.ToString().Replace("sparkle:shortVersionString=", "").Replace("\"", "");\r
  95 \r
  96                         break;\r
  97                     }\r
  98                 }\r
  99             }\r
 100             return vinfo;\r
 101         }\r
 102 \r
 103         public string build()\r
 104         {\r
 105             readRss();\r
 106             string vinfo = "";\r
 107             for (int i = 0; i < nodeChannel.ChildNodes.Count; i++)\r
 108             {\r
 109                 if (nodeChannel.ChildNodes[6].Name == "item")\r
 110                 {\r
 111                     nodeItem = nodeChannel.ChildNodes[0];\r
 112                     string t = readRss();\r
 113                     if (nodeItem["title"].InnerText == t)\r
 114                     {\r
 115                         string input = nodeItem.InnerXml; \r
 116                         Match ver = Regex.Match(input, @"sparkle:version=""([0-9]*)\""");\r
 117                         vinfo = ver.ToString().Replace("sparkle:version=", "").Replace("\"", "");\r
 118                         break;\r
 119                     }\r
 120                 }\r
 121             }\r
 122             return vinfo;\r
 123         }\r
 124 \r
 125         public string downloadFile()\r
 126         {\r
 127             readRss();\r
 128             string file = "";\r
 129             for (int i = 0; i < nodeChannel.ChildNodes.Count; i++)\r
 130             {\r
 131                 if (nodeChannel.ChildNodes[6].Name == "item")\r
 132                 {\r
 133                     nodeItem = nodeChannel.ChildNodes[0];\r
 134                     t = readRss();\r
 135                     if (nodeItem["title"].InnerText == t)\r
 136                     {\r
 137                         file = nodeItem["windows"].InnerText;\r
 138                         break;\r
 139                     }\r
 140                 }\r
 141             }\r
 142 \r
 143             return file;\r
 144          }\r
 145     }\r
 146 }