//
// ProjectTemplateCodon.cs
//
// Author:
//   Lluis Sanchez Gual
//

//
// Copyright (C) 2007 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.IO;
using System.Xml;

using Mono.Addins;

namespace MonoDevelop.Ide.Codons
{
	[ExtensionNode (Description="A project template.")]
	internal class ProjectTemplateCodon : ExtensionNode
	{
		[NodeAttribute("resource", "Name of the resource where the template is stored.")]
		string resource;
		
		[NodeAttribute("file", "Name of the file where the template is stored.")]
		string file;
		
		public XmlDocument GetTemplate ()
		{
			Stream stream;
			if (file != null)
				stream = File.OpenRead (Addin.GetFilePath (file));
			else if (resource != null) {
				stream = Addin.GetResource (resource);
				if (stream == null)
					throw new ApplicationException ("Template " + resource + " not found");
			}
			else
				throw new InvalidOperationException ("Template file or resource not provided");
			
			using (stream) {
				XmlDocument doc = new XmlDocument();
				doc.Load(stream);
				return doc;
			}
		}
			
		public string BaseDirectory {
			get {
				return file != null? System.IO.Path.GetDirectoryName (Addin.GetFilePath (file))
					: this.Addin.PrivateDataPath;
			}
		}
	}
}