//
// System.Web.UI.PageParser
//
// Authors:
//	Gonzalo Paniagua Javier (gonzalo@ximian.com)
//
// (C) 2002,2003 Ximian, Inc (http://www.ximian.com)
//
using System;
using System.Collections;
using System.Web;
using System.Web.Compilation;

namespace System.Web.UI
{
	public sealed class PageParser : TemplateControlParser
	{
		bool enableSessionState = true;
		bool readonlySessionState;

		public static IHttpHandler GetCompiledPageInstance (string virtualPath,
								    string inputFile, 
								    HttpContext context)
		{
			PageParser pp = new PageParser ();
			IHttpHandler h = (IHttpHandler) pp.GetCompiledInstance (null, virtualPath, context);
			return h;
		}

		internal override void ProcessMainAttributes (Hashtable atts)
		{
			string enabless = GetString (atts, "EnableSessionState", null);
			if (enabless != null) {
				readonlySessionState = (String.Compare (enabless, "readonly", true) == 0);
				if (readonlySessionState == true || String.Compare (enabless, "true", true) == 0) {
					enableSessionState = true;
				} else if (String.Compare (enabless, "false", true) == 0) {
					enableSessionState = false;
				} else {
					ThrowParseException ("Invalid value for EnableSessionState: " + enabless);
				}
			}

			// Ignored by now
			GetString (atts, "Buffer", null);
			GetString (atts, "ClientTarget", null);
			GetString (atts, "CodePage", null);
			GetString (atts, "ContentType", null);
			GetString (atts, "Culture", null);
			GetString (atts, "EnableViewStateMac", null);
			GetString (atts, "ErrorPage", null);
			GetString (atts, "LCID", null);
			GetString (atts, "ResponseEncoding", null);
			GetString (atts, "Trace", null);
			GetString (atts, "TraceMode", null);
			GetString (atts, "UICulture", null);

			base.ProcessMainAttributes (atts);
		}
		
		protected override Type CompileIntoType ()
		{
			AspGenerator generator = new AspGenerator (this);
			return generator.GetCompiledType ();
		}

		internal bool EnableSessionState {
			get { return enableSessionState; }
		}
		
		internal bool ReadOnlySessionState {
			get { return readonlySessionState; }
		}
		
		protected override Type DefaultBaseType
		{
			get {
				return typeof (Page);
			}
		}

		protected internal override string DefaultDirectiveName
		{
			get {
				return "page";
			}
		}
	}
}