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//
// CodeDomFileDescriptionTemplate.cs
//
// Author:
// Lluis Sanchez Gual
//
// Copyright (C) 2006 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Collections.Generic;
using System.IO;
using System.Xml;
using System.CodeDom;
using System.CodeDom.Compiler;
using MonoDevelop.Projects;
using MonoDevelop.Ide.Gui.Content;
using MonoDevelop.Core;
namespace MonoDevelop.Ide.Templates
{
public class CodeDomFileDescriptionTemplate: SingleFileDescriptionTemplate
{
XmlElement domContent;
public override void Load (XmlElement filenode, FilePath baseDirectory)
{
base.Load (filenode, baseDirectory);
domContent = filenode ["CompileUnit"];
if (domContent == null)
throw new InvalidOperationException ("Invalid CodeDom template. CompileUnit element not found.");
//this is a code template, so unless told otherwise, default to adding the standard header
if (string.IsNullOrEmpty (filenode.GetAttribute ("AddStandardHeader")))
AddStandardHeader = true;
}
public override string CreateContent (Project project, Dictionary<string, string> tags, string language)
{
if (language == null || language == "")
throw new InvalidOperationException ("Language not defined in CodeDom based template.");
IDotNetLanguageBinding binding = GetLanguageBinding (language) as IDotNetLanguageBinding;
CodeDomProvider provider = null;
if (binding != null)
provider = binding.GetCodeDomProvider ();
if (provider == null)
throw new InvalidOperationException ("The language '" + language + "' does not have support for CodeDom.");
var xcd = new XmlCodeDomReader ();
var cu = xcd.ReadCompileUnit (domContent);
foreach (CodeNamespace cns in cu.Namespaces)
cns.Name = StripImplicitNamespace (project, tags, cns.Name);
CodeGeneratorOptions options = new CodeGeneratorOptions ();
options.IndentString = "\t";
options.BracingStyle = "C";
StringWriter sw = new StringWriter ();
provider.GenerateCodeFromCompileUnit (cu, sw, options);
sw.Close ();
return StripHeaderAndBlankLines (sw.ToString (), provider);
}
static string StripHeaderAndBlankLines (string text, CodeDomProvider provider)
{
Mono.TextEditor.TextDocument doc = new Mono.TextEditor.TextDocument ();
doc.Text = text;
int realStartLine = 0;
for (int i = 1; i <= doc.LineCount; i++) {
string lineText = doc.GetTextAt (doc.GetLine (i));
// Microsoft.NET generates "auto-generated" tags where Mono generates "autogenerated" tags.
if (lineText.Contains ("</autogenerated>") || lineText.Contains ("</auto-generated>")) {
realStartLine = i + 2;
break;
}
}
// The Mono provider inserts additional blank lines, so strip them out
// But blank lines might actually be significant in other languages.
// We reformat the C# generated output to the user's coding style anyway, but the reformatter preserves blank lines
if (provider is Microsoft.CSharp.CSharpCodeProvider) {
for (int i = 1; i <= doc.LineCount; i++) {
Mono.TextEditor.DocumentLine line = doc.GetLine (i);
if (IsBlankLine (doc, line) && line.LengthIncludingDelimiter > 0) {
doc.Remove (line.Offset, line.LengthIncludingDelimiter);
i--;
continue;
}
}
}
int offset = doc.GetLine (Math.Max(Mono.TextEditor.DocumentLocation.MinLine, realStartLine)).Offset;
return doc.GetTextAt (offset, doc.TextLength - offset);
}
static bool IsBlankLine (Mono.TextEditor.TextDocument doc, Mono.TextEditor.DocumentLine line)
{
for (int i = 0; i < line.Length; i++) {
if (!Char.IsWhiteSpace (doc.GetCharAt (line.Offset + i)))
return false;
}
return true;
}
internal static string StripImplicitNamespace (Project project, Dictionary<string,string> tags, string ns)
{
// If the project has an implicit namespace, remove it from the namespace for the file
DotNetProject netProject = project as DotNetProject;
if (netProject != null) {
ns = StringParserService.Parse (ns, tags);
return netProject.StripImplicitNamespace (ns);
} else
return ns;
}
}
}
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