main/src/addins/AspNetAddIn/MonoDevelop.AspNet.Parser/Document.cs

   1 //
   2 // Document.cs: Parses an ASP.NET file, and provides a range of services for
   3 //     gathering information from it.
   4 //
   5 // Authors:
   6 //   Michael Hutchinson <m.j.hutchinson@gmail.com>
   7 //
   8 // Copyright (C) 2006 Michael Hutchinson
   9 //
  10 //
  11 // This source code is licenced under The MIT License:
  12 //
  13 // Permission is hereby granted, free of charge, to any person obtaining
  14 // a copy of this software and associated documentation files (the
  15 // "Software"), to deal in the Software without restriction, including
  16 // without limitation the rights to use, copy, modify, merge, publish,
  17 // distribute, sublicense, and/or sell copies of the Software, and to
  18 // permit persons to whom the Software is furnished to do so, subject to
  19 // the following conditions:
  20 //
  21 // The above copyright notice and this permission notice shall be
  22 // included in all copies or substantial portions of the Software.
  23 //
  24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  31 //
  32
  33 using System;
  34 using System.IO;
  35 using System.Collections.Generic;
  36
  37 using MonoDevelop.AspNet;
  38 using MonoDevelop.AspNet.Parser.Dom;
  39 using MonoDevelop.Projects;
  40 using MonoDevelop.Ide.Gui.Content;
  41
  42 namespace MonoDevelop.AspNet.Parser
  43 {
  44         public class Document
  45         {
  46                 RootNode rootNode;
  47                 AspNetAppProject project;
  48                 string filePath;
  49                 DocumentReferenceManager refMan;
  50                 MemberListVisitor memberList;
  51                 List<ParserException> errors = new List<ParserException> ();
  52
  53                 Document (Project project, string filePath)
  54                 {
  55                         this.filePath = filePath;
  56                         this.project = project as AspNetAppProject;
  57                 }
  58
  59                 public Document (ITextBuffer buffer, Project project, string filePath) : this (project, filePath)
  60                 {
  61                         using (TextReader sr = new StreamReader (new MemoryStream (new System.Text.UTF8Encoding().GetBytes (buffer.Text)))) {
  62                                 Init (sr);
  63                         }
  64                 }
  65
  66                 public Document (TextReader sr, Project project, string filePath) : this (project, filePath)
  67                 {
  68                         this.filePath = filePath;
  69                         this.project = project as AspNetAppProject;
  70                         Init (sr);
  71                 }
  72
  73                 public Document (ProjectFile file) : this (file.Project, file.FilePath)
  74                 {
  75                         TextReader sr = null;
  76                         try {
  77                                 sr = new StreamReader (file.FilePath);
  78                                 Init (sr);
  79                         } catch (Exception ex) {
  80                                 MonoDevelop.Core.LoggingService.LogError ("Unhandled error parsing ASP.NET document", ex);
  81                                 errors.Add (new ParserException (null, "Unhandled error parsing ASP.NET document: " + ex.ToString ()));
  82                         } finally {
  83                                 if (sr != null)
  84                                         sr.Close ();
  85                         }
  86                 }
  87
  88                 void Init (TextReader sr)
  89                 {
  90                         rootNode = new RootNode ();
  91                         rootNode.Parse (filePath, sr);
  92
  93                         foreach (MonoDevelop.AspNet.Parser.Internal.ParseException ex in rootNode.ParseErrors)
  94                                 errors.Add (new ParserException (ex.Location, ex.Message));
  95                         /*
  96                         if (MonoDevelop.Core.LoggingService.IsLevelEnabled (MonoDevelop.Core.Logging.LogLevel.Debug)) {
  97                                 DebugStringVisitor dbg = new DebugStringVisitor ();
  98                                 rootNode.AcceptVisit (dbg);
  99                                 System.Text.StringBuilder sb = new System.Text.StringBuilder ();
 100                                 sb.AppendLine ("Parsed AspNet file:");
 101                                 sb.AppendLine (dbg.DebugString);
 102                                 if (errors.Count > 0) {
 103                                         sb.AppendLine ("Errors:");
 104                                         foreach (ParserException ex in errors)
 105                                                 sb.AppendLine (ex.ToString ());
 106                                 }
 107                                 MonoDevelop.Core.LoggingService.LogDebug (sb.ToString ());
 108                         }*/
 109                 }
 110
 111                 public bool IsValid {
 112                         get { return errors.Count == 0; }
 113                 }
 114
 115                 public IList<ParserException> ParseErrors {
 116                         get { return errors; }
 117                 }
 118
 119                 public RootNode RootNode {
 120                         get { return rootNode; }
 121                 }
 122
 123                 public DocumentReferenceManager ReferenceManager {
 124                         get {
 125                                 if (refMan == null)
 126                                         refMan = new DocumentReferenceManager (this);
 127                                 return refMan;
 128                         }
 129                 }
 130
 131                 public AspNetAppProject Project {
 132                         get {
 133                                 if (project == null)
 134                                         project = MonoDevelop.Ide.Gui.IdeApp.Workspace.GetProjectContainingFile (filePath)
 135                                                 as AspNetAppProject;
 136                                 return project;
 137                         }
 138                 }
 139
 140                 public string FilePath {
 141                         get { return filePath; }
 142                 }
 143
 144                 public MemberListVisitor MemberList {
 145                         get {
 146                                 if (memberList == null) {
 147                                         memberList = new MemberListVisitor (this);
 148                                         rootNode.AcceptVisit (memberList);
 149                                 }
 150                                 return memberList;
 151                         }
 152                 }
 153         }
 154 }