// 
// ContentPlaceHolderVisitor.cs
//  
// Author:
//       Michael Hutchinson <mhutchinson@novell.com>
// 
// Copyright (c) 2009 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 MonoDevelop.AspNet.Parser.Dom;

namespace MonoDevelop.AspNet.Parser
{
	
	
	public class ContentPlaceHolderVisitor : Visitor
	{
		List<string> placeholders = new List<string> ();
		
		public override void Visit (TagNode node)
		{
			if (0 == String.Compare (node.TagName, "asp:ContentPlaceHolder", StringComparison.OrdinalIgnoreCase)
			    && node.Attributes.IsRunAtServer ())
			{
				string id = node.Attributes["id"] as string;
				if (!String.IsNullOrEmpty (id))
					placeholders.Add (id);
			}
		}
		
		public IList<string> PlaceHolders { get { return placeholders; } }
	}
}
