Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / SessionStateSection.cs / 2 / SessionStateSection.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.Globalization; using System.IO; using System.Text; using System.ComponentModel; using System.Web.SessionState; using System.Diagnostics; using System.Security.Permissions; /**/ [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] public sealed class SessionStateSection : ConfigurationSection { private static readonly ConfigurationElementProperty s_elemProperty = new ConfigurationElementProperty(new CallbackValidator(typeof(SessionStateSection), Validate)); private static ConfigurationPropertyCollection _properties; private static readonly ConfigurationProperty _propMode = new ConfigurationProperty("mode", typeof(SessionStateMode), SessionStateModule.MODE_DEFAULT, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propStateConnectionString = new ConfigurationProperty("stateConnectionString", typeof(string), SessionStateModule.STATE_CONNECTION_STRING_DEFAULT, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propStateNetworkTimeout = new ConfigurationProperty("stateNetworkTimeout", typeof(TimeSpan), #if FEATURE_PAL // FEATURE_PAL does not enable OutOfProcSessionStore TimeSpan.FromSeconds(600), #else // FEATURE_PAL TimeSpan.FromSeconds((long) OutOfProcSessionStateStore.STATE_NETWORK_TIMEOUT_DEFAULT), #endif // FEATURE_PAL StdValidatorsAndConverters.TimeSpanSecondsOrInfiniteConverter, StdValidatorsAndConverters.PositiveTimeSpanValidator, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propSqlConnectionString = new ConfigurationProperty("sqlConnectionString", typeof(string), #if FEATURE_PAL // FEATURE_PAL does not enable SessionStateModule "data source=localhost;Integrated Security=SSPI", #else // FEATURE_PAL SessionStateModule.SQL_CONNECTION_STRING_DEFAULT, #endif // FEATURE_PAL ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propSqlCommandTimeout = new ConfigurationProperty("sqlCommandTimeout", typeof(TimeSpan), #if FEATURE_PAL // FEATURE_PAL does not enable SqlSessionStateStore TimeSpan.FromSeconds(1800), #else // FEATURE_PAL TimeSpan.FromSeconds((long) SqlSessionStateStore.SQL_COMMAND_TIMEOUT_DEFAULT), #endif // FEATURE_PAL StdValidatorsAndConverters.TimeSpanSecondsOrInfiniteConverter, null, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propCustomProvider = new ConfigurationProperty("customProvider", typeof(string), String.Empty, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propCookieless = new ConfigurationProperty("cookieless", typeof(string), SessionIDManager.COOKIEMODE_DEFAULT.ToString(), ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propCookieName = new ConfigurationProperty("cookieName", typeof(string), SessionIDManager.SESSION_COOKIE_DEFAULT, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propTimeout = new ConfigurationProperty("timeout", typeof(TimeSpan), TimeSpan.FromMinutes((long)SessionStateModule.TIMEOUT_DEFAULT), StdValidatorsAndConverters.TimeSpanMinutesOrInfiniteConverter, new TimeSpanValidator(TimeSpan.FromMinutes(1), TimeSpan.MaxValue), ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propAllowCustomSqlDatabase = new ConfigurationProperty("allowCustomSqlDatabase", typeof(bool), false, ConfigurationPropertyOptions.None); // private static readonly ConfigurationProperty _propLockAttributes = // new ConfigurationProperty("lockAttributes", // typeof(string), // "", // ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propProviders = new ConfigurationProperty("providers", typeof(ProviderSettingsCollection), null, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propRegenerateExpiredSessionId = new ConfigurationProperty("regenerateExpiredSessionId", typeof(bool), true, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propPartitionResolverType = new ConfigurationProperty("partitionResolverType", typeof(string), String.Empty, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propUseHostingIdentity = new ConfigurationProperty("useHostingIdentity", typeof(bool), true, ConfigurationPropertyOptions.None); private static readonly ConfigurationProperty _propSessionIDManagerType = new ConfigurationProperty("sessionIDManagerType", typeof(string), String.Empty, ConfigurationPropertyOptions.None); private HttpCookieMode cookielessCache = SessionIDManager.COOKIEMODE_DEFAULT; private bool cookielessCached = false; private bool regenerateExpiredSessionIdCache = false; private bool regenerateExpiredSessionIdCached = false; static SessionStateSection() { // Property initialization _properties = new ConfigurationPropertyCollection(); _properties.Add(_propMode); _properties.Add(_propStateConnectionString); _properties.Add(_propStateNetworkTimeout); _properties.Add(_propSqlConnectionString); _properties.Add(_propSqlCommandTimeout); _properties.Add(_propCustomProvider); _properties.Add(_propCookieless); _properties.Add(_propCookieName); _properties.Add(_propTimeout); _properties.Add(_propAllowCustomSqlDatabase); // _properties.Add(_propLockAttributes); _properties.Add(_propProviders); _properties.Add(_propRegenerateExpiredSessionId); _properties.Add(_propPartitionResolverType); _properties.Add(_propUseHostingIdentity); _properties.Add(_propSessionIDManagerType); } public SessionStateSection() { } protected override ConfigurationPropertyCollection Properties { get { return _properties; } } [ConfigurationProperty("mode", DefaultValue = SessionStateModule.MODE_DEFAULT)] public SessionStateMode Mode { get { return (SessionStateMode)base[_propMode]; } set { base[_propMode] = value; } } [ConfigurationProperty("stateConnectionString", DefaultValue = SessionStateModule.STATE_CONNECTION_STRING_DEFAULT)] public string StateConnectionString { get { return (string)base[_propStateConnectionString]; } set { base[_propStateConnectionString] = value; } } [ConfigurationProperty("stateNetworkTimeout", DefaultValue = "00:00:10")] [TypeConverter(typeof(TimeSpanSecondsOrInfiniteConverter))] public TimeSpan StateNetworkTimeout { get { return (TimeSpan)base[_propStateNetworkTimeout]; } set { base[_propStateNetworkTimeout] = value; } } [ConfigurationProperty("sqlConnectionString", DefaultValue = SessionStateModule.SQL_CONNECTION_STRING_DEFAULT)] public string SqlConnectionString { get { return (string)base[_propSqlConnectionString]; } set { base[_propSqlConnectionString] = value; } } [ConfigurationProperty("sqlCommandTimeout", DefaultValue = "00:00:30")] [TypeConverter(typeof(TimeSpanSecondsOrInfiniteConverter))] public TimeSpan SqlCommandTimeout { get { return (TimeSpan)base[_propSqlCommandTimeout]; } set { base[_propSqlCommandTimeout] = value; } } [ConfigurationProperty("customProvider", DefaultValue = "")] public string CustomProvider { get { return (string)base[_propCustomProvider]; } set { base[_propCustomProvider] = value; } } [ConfigurationProperty("cookieless")] public HttpCookieMode Cookieless { get { if (cookielessCached == false) { cookielessCache = ConvertToCookieMode((string)base[_propCookieless]); cookielessCached = true; } return cookielessCache; } set { base[_propCookieless] = value.ToString(); cookielessCache = value; } } [ConfigurationProperty("cookieName", DefaultValue = SessionIDManager.SESSION_COOKIE_DEFAULT)] public string CookieName { get { return (string)base[_propCookieName]; } set { base[_propCookieName] = value; } } [ConfigurationProperty("timeout", DefaultValue = "00:20:00")] [TypeConverter(typeof(TimeSpanMinutesOrInfiniteConverter))] [TimeSpanValidator(MinValueString = "00:01:00", MaxValueString = TimeSpanValidatorAttribute.TimeSpanMaxValue)] public TimeSpan Timeout { get { return (TimeSpan)base[_propTimeout]; } set { base[_propTimeout] = value; } } [ConfigurationProperty("allowCustomSqlDatabase", DefaultValue = false)] public bool AllowCustomSqlDatabase { get { return (bool)base[_propAllowCustomSqlDatabase]; } set { base[_propAllowCustomSqlDatabase] = value; } } [ConfigurationProperty("regenerateExpiredSessionId", DefaultValue = true)] public bool RegenerateExpiredSessionId { get { if (regenerateExpiredSessionIdCached == false) { regenerateExpiredSessionIdCache = (bool)base[_propRegenerateExpiredSessionId]; regenerateExpiredSessionIdCached = true; } return regenerateExpiredSessionIdCache; } set { base[_propRegenerateExpiredSessionId] = value; regenerateExpiredSessionIdCache = value; } } #if DONTCOMPILE [ConfigurationProperty("lockAttributes", DefaultValue = "")] public string LockAttributes { get { return (string)base[_propLockAttributes]; } set { // base.LockedAttributes.SetFromList(value); // keep the internal list in sync base[_propLockAttributes] = value; } } #endif [ConfigurationProperty("providers")] public ProviderSettingsCollection Providers { get { return (ProviderSettingsCollection)base[_propProviders]; } } [ConfigurationProperty("partitionResolverType", DefaultValue = "")] public string PartitionResolverType { get { return (string)base[_propPartitionResolverType]; } set { base[_propPartitionResolverType] = value; } } [ConfigurationProperty("useHostingIdentity", DefaultValue = true)] public bool UseHostingIdentity { get { return (bool)base[_propUseHostingIdentity]; } set { base[_propUseHostingIdentity] = value; } } [ConfigurationProperty("sessionIDManagerType", DefaultValue = "")] public string SessionIDManagerType { get { return (string)base[_propSessionIDManagerType]; } set { base[_propSessionIDManagerType] = value; } } HttpCookieMode ConvertToCookieMode(string s) { if (s == "true") { return HttpCookieMode.UseUri; } else if (s == "false") { return HttpCookieMode.UseCookies; } else { int iTemp = 0; Type enumType = typeof(HttpCookieMode); if (Enum.IsDefined(enumType, s)) { iTemp = (int)Enum.Parse(enumType, s); } else { // if not null and not defined throw error string names = "true, false"; foreach (string name in Enum.GetNames(enumType)) { if (names == null) { names = name; } else { names += ", " + name; } } throw new ConfigurationErrorsException( SR.GetString(SR.Invalid_enum_attribute, "cookieless", names), ElementInformation.Properties["cookieless"].Source, ElementInformation.Properties["cookieless"].LineNumber); } return (HttpCookieMode)iTemp; } } protected override void PostDeserialize() { ConvertToCookieMode((string)base[_propCookieless]); } protected override ConfigurationElementProperty ElementProperty { get { return s_elemProperty; } } private static void Validate(object value) { if (value == null) { throw new ArgumentNullException("sessionState"); } Debug.Assert(value is SessionStateSection); SessionStateSection elem = (SessionStateSection)value; if (elem.Timeout.TotalMinutes > SessionStateModule.MAX_CACHE_BASED_TIMEOUT_MINUTES && (elem.Mode == SessionStateMode.InProc || elem.Mode == SessionStateMode.StateServer)) { throw new ConfigurationErrorsException( SR.GetString(SR.Invalid_cache_based_session_timeout), elem.ElementInformation.Properties["timeout"].Source, elem.ElementInformation.Properties["timeout"].LineNumber); } } } }
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