HttpModuleAction.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / HttpModuleAction.cs / 3 / HttpModuleAction.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.Configuration { 
    using System; 
    using System.Xml;
    using System.Configuration; 
    using System.Collections.Specialized;
    using System.Collections;
    using System.IO;
    using System.Text; 
    using System.Web.Configuration;
    using System.Web.Configuration.Common; 
    using System.Web.Util; 
    using System.Globalization;
    using System.Security.Permissions; 

    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public sealed class HttpModuleAction : ConfigurationElement {
        private static readonly ConfigurationElementProperty s_elemProperty = 
            new ConfigurationElementProperty(new CallbackValidator(typeof(HttpModuleAction), Validate));
 
        private static ConfigurationPropertyCollection _properties; 

        private static readonly ConfigurationProperty _propName = 
            new ConfigurationProperty("name",
                                        typeof(string),
                                        null,
                                        null, 
                                        StdValidatorsAndConverters.NonEmptyStringValidator,
                                        ConfigurationPropertyOptions.IsRequired | 
                                        ConfigurationPropertyOptions.IsKey); 

        private static readonly ConfigurationProperty _propType = 
            new ConfigurationProperty("type", typeof(string), String.Empty, ConfigurationPropertyOptions.IsRequired);

        private ModulesEntry _modualEntry;
 
        static HttpModuleAction() {
            // Property initialization 
            _properties = new ConfigurationPropertyCollection(); 
            _properties.Add(_propName);
            _properties.Add(_propType); 
        }

        internal HttpModuleAction() {
        } 

        public HttpModuleAction(String name, String type) 
            : this() { 
            Name = name;
            Type = type; 
            _modualEntry = null;
        }

        internal string Key { 
            get {
                return Name; 
            } 
        }
 
        protected override ConfigurationPropertyCollection Properties  {
            get {
                return _properties;
            } 
        }
 
        [ConfigurationProperty("name", IsRequired = true, IsKey = true, DefaultValue = "")] 
        [StringValidator(MinLength = 1)]
        public string Name { 
            get {
                return (string)base[_propName];
            }
            set { 
                base[_propName] = value;
            } 
        } 

        [ConfigurationProperty("type", IsRequired = true, DefaultValue = "")] 
        public string Type {
            get {
                return (string)base[_propType];
            } 
            set {
                base[_propType] = value; 
            } 
        }
 
        internal string FileName  {
            get {
                return ElementInformation.Properties["name"].Source;
            } 

        } 
 
        internal int LineNumber {
            get { 
                return ElementInformation.Properties["name"].LineNumber;
            }
        }
 
        internal ModulesEntry Entry {
            get { 
                try { 
                    if (_modualEntry == null) {
                        _modualEntry = new ModulesEntry(Name, Type, _propType.Name, this); 
                    }
                    return _modualEntry;
                }
                catch (Exception ex) { 
                    throw new ConfigurationErrorsException(ex.Message,
                        ElementInformation.Properties[_propType.Name].Source, ElementInformation.Properties[_propType.Name].LineNumber); 
                 } 

            } 
        }

        internal static bool IsSpecialModule(String className) {
            return ModulesEntry.IsTypeMatch(typeof(System.Web.Security.DefaultAuthenticationModule), className); 
        }
 
        internal static bool IsSpecialModuleName(String name) { 
            return (StringUtil.EqualsIgnoreCase(name, "DefaultAuthentication"));
        } 

        protected override ConfigurationElementProperty ElementProperty {
            get {
                return s_elemProperty; 
            }
        } 
 
        private static void Validate(object value) {
            if (value == null) { 
                throw new ArgumentNullException("httpModule");
            }

            HttpModuleAction elem = (HttpModuleAction)value; 

            if (HttpModuleAction.IsSpecialModule(elem.Type)) { 
                throw new ConfigurationErrorsException( 
                    SR.GetString(SR.Special_module_cannot_be_added_manually, elem.Type),
                    elem.ElementInformation.Properties["type"].Source, 
                    elem.ElementInformation.Properties["type"].LineNumber);
            }

            if (HttpModuleAction.IsSpecialModuleName(elem.Name)) { 
                throw new ConfigurationErrorsException(
                    SR.GetString(SR.Special_module_cannot_be_added_manually, elem.Name), 
                    elem.ElementInformation.Properties["name"].Source, 
                    elem.ElementInformation.Properties["name"].LineNumber);
            } 
        }
    } // class HttpModule
}

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