// // A provider to display man pages // // Authors: // Johannes Roith namespace Monodoc { using System; using System.IO; using System.Xml; // // The simple provider generates the information source // public class ManProvider : Provider { string[] tocFiles; public ManProvider (string[] handbookTocFiles) { tocFiles = handbookTocFiles; // huh... if (!File.Exists (tocFiles[0])) throw new FileNotFoundException (String.Format ("The table of contents, `{0}' does not exist", tocFiles[0])); } public override void PopulateTree (Tree tree) { foreach(string TocFile in tocFiles) { XmlDocument doc = new XmlDocument(); doc.Load(TocFile); XmlNodeList nodeList = doc.GetElementsByTagName("manpage"); Node nodeToAddChildrenTo = tree; foreach(XmlNode node in nodeList) { XmlAttribute name = node.Attributes["name"]; XmlAttribute page = node.Attributes["page"]; if (name == null || page == null) continue; string target = "man:" + page.Value; nodeToAddChildrenTo.CreateNode (name.Value, target); if (File.Exists(page.Value)) nodeToAddChildrenTo.tree.HelpSource.PackFile (page.Value, page.Value); } } } public override void CloseTree (HelpSource hs, Tree tree) { } } // // The HelpSource is used during the rendering phase. // public class ManHelpSource : HelpSource { public ManHelpSource (string base_file, bool create) : base (base_file, create) {} protected const string MAN_PREFIX = "man:"; public override string GetText (string url, out Node match_node) { match_node = null; if (url.IndexOf (MAN_PREFIX) > -1) return GetTextFromUrl (url); return null; } protected string GetTextFromUrl (string url) { // Remove "man:" prefix including any help-source id on the front. int prefixStart = url.IndexOf(MAN_PREFIX); if (prefixStart > -1) url = url.Substring (prefixStart + 4); if (url == null) { Console.WriteLine("Warning, NULL url!"); return "url was null"; } string output = ""; Stream s = GetHelpStream (url); StreamReader file; file = new StreamReader(s); bool previoustp = false; bool headingdisplayed = false; while (file.Peek() != -1) { string line = file.ReadLine(); try { string tmp = line.Substring(0,3); switch(tmp.ToLower()) { case ".pp": line = "

" + line.Substring(3, line.Length - 3); break; case ".tp": line = "
"; //"

" + line.Substring(3, line.Length - 3); break; case ".th": line = "
Manual Pages

" + line.Substring(3, line.Length - 3) + "" + "

"; headingdisplayed = true; break; case ".sh": line = "

" + line.Substring(3, line.Length - 3) + "

"; break; case ".br": line = line.Substring(3, line.Length - 3) + "
"; break; case ".ss": line = "
" + line.Substring(3, line.Length - 3) + "
"; break; case ".\\\"": line = ""; break; case ".de": line = ""; break; case ".nf": line = "
";
                        break;
                                                                                
                        case ".fi":
				line = "
"; break; case ".sp": line = "
"; break; case ".ns": line = ""; break; case ".ig": line = ""; break; case ".ie": line = ""; break; case ".el": line = ""; break; case ".if": line = ""; break; } string tmp2 = line.Substring(0,2); switch(tmp2.ToLower()) { case "..": line = ""; break; case ".i": /* if (previoustp) { line = "
" + line.Substring(2, line.Length - 2) + "

"; } else { */ line = " " + line.Substring(2, line.Length - 2) + " "; // } break; case ".b": line = "" + line.Substring(2, line.Length - 2) + " "; break; } if (previoustp) { line = "

" + line + "

"; } if (tmp.ToLower() == ".tp") { previoustp = true; } else { previoustp = false; } } catch {} // This needs to be improved line = line.Replace("\\fI", ""); line = line.Replace("\\fB", ""); line = line.Replace("\\-", " - "); line = line.Replace("\\//", "/"); line = line.Replace("\n", "
"); // fR does not really close>, // never twice, just a fix. // Hopefully most browsers will render this. line = line.Replace("\\fP", " "); line = line.Replace("\\fR", " "); line = line.Replace("\\'", "'"); // must be last one. line = line.Replace("\\\\", "\\"); if (!headingdisplayed) line = ""; output += line + "\n"; } return output; } } }