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Diffstat (limited to 'webdoc/monodoc.ashx')
| -rw-r--r-- | webdoc/monodoc.ashx | 420 |
1 files changed, 420 insertions, 0 deletions
diff --git a/webdoc/monodoc.ashx b/webdoc/monodoc.ashx new file mode 100644 index 00000000..624e31b1 --- /dev/null +++ b/webdoc/monodoc.ashx @@ -0,0 +1,420 @@ +<%@ WebHandler Language="c#" class="Mono.Website.Handlers.MonodocHandler" %> +<%@ Assembly name="monodoc" %> + +#define MONODOC_PTREE + +// +// Mono.Web.Handlers.MonodocHandler. +// +// Authors: +// Ben Maurer (bmaurer@users.sourceforge.net) +// Miguel de Icaza (miguel@novell.com) +// +// (C) 2003 Ben Maurer +// (C) 2006 Novell, Inc. +// + +using System; +using System.Collections; +using System.IO; +using System.Text; +using System.Web; +using System.Web.UI; +using System.Xml; +using System.Xml.Xsl; +using Monodoc; +using System.Text.RegularExpressions; + +namespace Mono.Website.Handlers +{ + public class MonodocHandler : IHttpHandler + { + static RootTree help_tree; + + static MonodocHandler () + { + help_tree = RootTree.LoadTree (); + HelpSource.use_css = true; + HelpSource.FullHtml = false; + SettingsHandler.Settings.EnableEditing = false; + } + + void IHttpHandler.ProcessRequest (HttpContext context) + { + string s; + + s = (string) context.Request.Params["tlink"]; + if (s != null){ + HandleTreeLink (context, s); + return; + } + + s = (string) context.Request.Params["link"]; + if (s != null){ + HandleMonodocUrl (context, s); + return; + } + + s = (string) context.Request.Params["tree"]; + if (s != null){ + if (s == "boot") + HandleBoot (context); + else { + HandleTree (context, s); + } + return; + } + context.Response.Write ("<html><body>Unknown request</body></html>"); + context.Response.ContentType = "text/html"; + } + + void HandleTree (HttpContext context, string tree) + { + context.Response.ContentType = "text/xml"; + //Console.WriteLine ("Tree request: " + tree); + try { + // + // Walk the url, found what we are supposed to render. + // + string [] nodes = tree.Split (new char [] {'@'}); + Node current_node = help_tree; + for (int i = 0; i < nodes.Length; i++){ + try { + current_node = (Node)current_node.Nodes [int.Parse (nodes [i])]; + } catch (Exception e){ + Console.WriteLine ("Failure with: {0} {i}", tree, i); + } + } + + XmlTextWriter w = new XmlTextWriter (context.Response.Output); + + w.WriteStartElement ("tree"); + + for (int i = 0; i < current_node.Nodes.Count; i++) { + Node n = (Node)current_node.Nodes [i]; + + w.WriteStartElement ("tree"); + w.WriteAttributeString ("text", n.Caption); + + if (n.tree != null && n.tree.HelpSource != null) + w.WriteAttributeString ("action", n.tree.HelpSource.SourceID + "@" + HttpUtility.UrlEncode (n.URL)); + + if (n.Nodes != null){ + w.WriteAttributeString ("src", tree + "@" + i); + } + w.WriteEndElement (); + } + w.WriteEndElement (); + } catch (Exception e) { + Console.WriteLine (e); + } + //Console.WriteLine ("Tree request satisfied"); + } + + void CheckLastModified (HttpContext context) + { + string strHeader = context.Request.Headers ["If-Modified-Since"]; + DateTime lastHelpSourceTime = help_tree.LastHelpSourceTime; + try { + if (strHeader != null && lastHelpSourceTime != DateTime.MinValue) { + DateTime dtIfModifiedSince = DateTime.ParseExact (strHeader, "r", null); + DateTime ftime = lastHelpSourceTime.ToUniversalTime (); + if (ftime <= dtIfModifiedSince) { + context.Response.StatusCode = 304; + return; + } + } + } catch { } + + if (lastHelpSourceTime != DateTime.MinValue) { + DateTime lastWT = lastHelpSourceTime.ToUniversalTime (); + context.Response.AddHeader ("Last-Modified", lastWT.ToString ("r")); + } + + } + + void HandleMonodocUrl (HttpContext context, string link) + { + if (link.StartsWith ("source-id:") && + (link.EndsWith (".gif") || link.EndsWith (".jpeg") || + link.EndsWith (".jpg") || link.EndsWith(".png"))){ + switch (link.Substring (link.LastIndexOf ('.') + 1)) + { + case "gif": + context.Response.ContentType = "image/gif"; + break; + case "jpeg": + case "jpg": + context.Response.ContentType = "image/jpeg"; + break; + case "png": + context.Response.ContentType = "image/png"; + break; + default: + throw new Exception ("Internal error"); + } + + Stream s = help_tree.GetImage (link); + + if (s == null) + throw new HttpException (404, "File not found"); + + CheckLastModified (context); + if (context.Response.StatusCode == 304) + return; + + Copy (s, context.Response.OutputStream); + return; + } + + if (help_tree == null) + return; + Node n; + string content = help_tree.RenderUrl (link, out n); + CheckLastModified (context); + if (context.Response.StatusCode == 304) + return; + + PrintDocs (content, context); + } + + void HandleTreeLink (HttpContext context, string link) + { + string [] lnk = link.Split (new char [] {'@'}); + + if (lnk.Length == 1) { + HandleMonodocUrl (context, link); + return; + } + + int hsId = int.Parse (lnk [0]); + + Node n; + string content = help_tree.GetHelpSourceFromId (hsId).GetText (lnk [1], out n); + if (content == null) + content = help_tree.RenderUrl (lnk [1], out n); + PrintDocs (content, context); + + } + + void Copy (Stream input, Stream output) + { + const int BUFFER_SIZE=8192; // 8k buf + byte [] buffer = new byte [BUFFER_SIZE]; + + int len; + while ( (len = input.Read (buffer, 0, BUFFER_SIZE)) > 0) + output.Write (buffer, 0, len); + + output.Flush(); + } + + string requestPath; + void PrintDocs (string content, HttpContext ctx) + { + ctx.Response.Write (@" +<html> +<head> + <link type='text/css' rel='stylesheet' href='common.css' media='all' title='Default style' /> +<script> +<!-- +function login (rurl) +{ + document.location.href = 'login.aspx?ReturnUrl=' + rurl; +} + +function load () +{ + // If topic loaded in a window by itself, load index.aspx with the same set of params. + if (top.location == document.location) + { + top.location.href = 'index.aspx'+document.location.search; + } + parent.Header.document.getElementById ('pageLink').href = parent.content.window.location; + objs = document.getElementsByTagName('img'); + for (i = 0; i < objs.length; i++) + { + e = objs [i]; + if (e.src == null) continue; + + objs[i].src = makeLink (objs[i].src); + } +} + +function makeLink (link) +{ + if (link == '') return ''; + if (link.charAt(0) == '#') return link; + + protocol = link.substring (0, link.indexOf (':')); + + switch (protocol) + { + case 'http': + case 'ftp': + case 'mailto': + case 'javascript': + return link; + + default: + if(document.all) { + return '" + ctx.Request.Path + @"?link=' + link.replace(/\+/g, '%2B').replace(/file:\/\/\//, ''); + } + return '" + ctx.Request.Path + @"?link=' + link.replace(/\+/g, '%2B'); + } +} +--> + </script> + <title>Mono Documentation</title> + "); + if (EcmaHelpSource.css_ecma_code != null) { + ctx.Response.Write ("<style type=\"text/css\">\n"); + ctx.Response.Write (EcmaHelpSource.css_ecma_code); + ctx.Response.Write ("</style>\n"); + } + if (EcmaHelpSource.js_code != null) { + ctx.Response.Write ("<script type=\"text/JavaScript\">\n"); + ctx.Response.Write (EcmaHelpSource.js_code); + ctx.Response.Write ("</script>\n"); + } + ctx.Response.Write (@" + </head> + <body onLoad='load()'> + "); + // Set up object variable, as it's required by the MakeLink delegate + requestPath=ctx.Request.Path; + string output; + + if (content == null) + output = "No documentation available on this topic"; + else { + output = MakeLinks(content); + } + ctx.Response.Write (output); + ctx.Response.Write (@"</body></html>"); + } + + + string MakeLinks(string content) + { + MatchEvaluator linkUpdater=new MatchEvaluator(MakeLink); + if(content.Trim().Length<1|| content==null) + return content; + try + { + string updatedContents=Regex.Replace(content,"(<a[^>]*href=['\"])([^'\"]+)(['\"][^>]*)(>)", linkUpdater); + return(updatedContents); + } + catch(Exception e) + { + return "LADEDA" + content+"!<!--Exception:"+e.Message+"-->"; + } + } + + // Delegate to be called from MakeLinks for fixing <a> tag + string MakeLink (Match theMatch) + { + string updated_link = null; + + // Return the link without change if it of the form + // $protocol:... or #... + string link = theMatch.Groups[2].ToString(); + if (Regex.Match(link, @"^\w+:\/\/").Success || Regex.Match(link, "^#").Success || + Regex.Match(link, @"^javascript:").Success) + updated_link = theMatch.Groups[0].ToString(); + else if (link.StartsWith ("edit:")){ + link = link.Substring (5); + updated_link = String.Format("{0}/edit.aspx?link={2}{3} target=\"content\"{4}", + theMatch.Groups[1].ToString(), + requestPath, + HttpUtility.UrlEncode (link.Replace ("file://","")), + theMatch.Groups[3].ToString(), + theMatch.Groups[4].ToString()); + + } else { + updated_link = String.Format ("{0}{1}?link={2}{3} target=\"content\"{4}", + theMatch.Groups[1].ToString(), + requestPath, + HttpUtility.UrlEncode (link.Replace ("file://","")), + theMatch.Groups[3].ToString(), + theMatch.Groups[4].ToString()); + + } + return updated_link; + } + + bool IHttpHandler.IsReusable + { + get { + return true; + } + } + + void HandleBoot (HttpContext context) + { + context.Response.Write (@" +<html> + <head> + <link type='text/css' rel='stylesheet' href='ptree/tree.css'/> + <link type='text/css' rel='stylesheet' href='sidebar.css'/> + <script src='xtree/xmlextras.js'></script> + <script src='ptree/tree.js'></script> + <script src='sidebar.js'></script> + <script> + var tree = new PTree (); + function onBodyLoad () + { + tree.strTargetDefault = 'content'; + tree.strSrcBase = 'monodoc.ashx?tree='; + tree.strActionBase = 'monodoc.ashx?tlink='; + tree.strImagesBase = 'xtree/images/msdn2/'; + tree.strImageExt = '.gif'; + var content = document.getElementById ('contentList'); + var root = tree.CreateItem (null, 'Mono Documentation', 'intro.html', '', true); + content.appendChild (root); + "); + + for (int i = 0; i < help_tree.Nodes.Count; i++){ + Node n = (Node)help_tree.Nodes [i]; + context.Response.Write ( + "tree.CreateItem (root, '" + n.Caption + "', '" + + n.URL + "', "); + + if (n.Nodes.Count != 0) + context.Response.Write ("'" + i + "'"); + else + context.Response.Write ("null"); + + if (i == help_tree.Nodes.Count-1) + context.Response.Write (", true"); + + context.Response.Write (@"); + "); + } + context.Response.Write (@" + }</script> + </head> + <body onLoad='javascript:onBodyLoad();' onkeydown='javascript:return tree.onKeyDown (event);'> + <div id='tabs'> + <ul> + <li id='contentsTab' class='selected'><a href='javascript:ShowContents();'>Contents</a></li> + <li id='indexTab' style='display:none;'><a href='javascript:ShowIndex();'>Index</a></li> + </ul> + </div> + <div id='contents' class='activeTab'> + <div id='contentList'> + </div> + </div> + <div id='index' class='tab'> + <p> + <label for='indexInput'>Lookup:</label> <input type='text' id='indexInput'/> + <img alt='Spinner-blue' id='search_spinner' src='images/searching.gif' style='display:none;' align='middle' /> + <p id='errorText'></p> + <ul id='indexList'></ul> + </div> + </body> +</html> +"); + } + } +} |