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//------------------------------------------------------------------------------
// <copyright file="MasterPageParser.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
/*
* Implements the ASP.NET master page parser
*
* Copyright (c) 1998 Microsoft Corporation
*/
namespace System.Web.UI {
using System;
using System.Collections;
using System.IO;
using System.Security;
using System.Security.Permissions;
using System.Web.Compilation;
using System.Globalization;
using System.Web;
using System.Web.Util;
/*
* Parser for MasterPage
*/
internal sealed class MasterPageParser : UserControlParser {
internal override Type DefaultBaseType { get { return typeof(System.Web.UI.MasterPage); } }
internal new const string defaultDirectiveName = "master";
internal override string DefaultDirectiveName {
get { return defaultDirectiveName; }
}
internal override Type DefaultFileLevelBuilderType {
get {
return typeof(FileLevelMasterPageControlBuilder);
}
}
private Type _masterPageType;
internal Type MasterPageType { get { return _masterPageType; } }
private CaseInsensitiveStringSet _placeHolderList;
internal CaseInsensitiveStringSet PlaceHolderList {
get {
if (_placeHolderList == null)
_placeHolderList = new CaseInsensitiveStringSet();
return _placeHolderList;
}
}
// Do not apply the basetype. Override this method
// so the userControlbasetype do not affect masterpages.
internal override void ApplyBaseType() {
}
internal override RootBuilder CreateDefaultFileLevelBuilder() {
return new FileLevelMasterPageControlBuilder();
}
internal override void ProcessDirective(string directiveName, IDictionary directive) {
if (StringUtil.EqualsIgnoreCase(directiveName, "masterType")) {
if (_masterPageType != null) {
ProcessError(SR.GetString(SR.Only_one_directive_allowed, directiveName));
return;
}
_masterPageType = GetDirectiveType(directive, directiveName);
Util.CheckAssignableType(typeof(MasterPage), _masterPageType);
}
// outputcaching is not allowed on masterpages.
else if (StringUtil.EqualsIgnoreCase(directiveName, "outputcache")) {
ProcessError(SR.GetString(SR.Directive_not_allowed, directiveName));
return;
}
else {
base.ProcessDirective(directiveName, directive);
}
}
internal override bool ProcessMainDirectiveAttribute(string deviceName, string name,
string value, IDictionary parseData) {
switch (name) {
case "masterpagefile":
// Skip validity check for expression builder (e.g. <%$ ... %>)
if (IsExpressionBuilderValue(value)) return false;
if (value.Length > 0) {
// Add dependency on the Type by calling this method
Type type = GetReferencedType(value);
Util.CheckAssignableType(typeof(MasterPage), type);
}
// Return false to let the generic attribute processing continue
return false;
// outputcaching is not allowed on masterpages.
case "outputcaching" :
ProcessError(SR.GetString(SR.Attr_not_supported_in_directive,
name, DefaultDirectiveName));
// Return false to let the generic attribute processing continue
return false;
default:
// We didn't handle the attribute. Try the base class
return base.ProcessMainDirectiveAttribute(deviceName, name, value, parseData);
}
}
}
}
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