TrustLevel.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 / TrustLevel.cs / 2 / TrustLevel.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.ComponentModel;
    using System.Security.Permissions; 
 
    // class SecurityPolicySection
 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    public sealed class TrustLevel : ConfigurationElement {
        private static ConfigurationPropertyCollection _properties;
 
        private static readonly ConfigurationProperty _propName =
            new ConfigurationProperty("name", 
                                        typeof(string), 
                                        "Full",
                                        null, 
                                        StdValidatorsAndConverters.NonEmptyStringValidator,
                                        ConfigurationPropertyOptions.IsRequired | ConfigurationPropertyOptions.IsKey);

        private static readonly ConfigurationProperty _propPolicyFile = 
            new ConfigurationProperty("policyFile",
                                        typeof(string), 
                                        "internal", 
                                        ConfigurationPropertyOptions.IsRequired);
 
        private string _PolicyFileExpanded = null;

        static TrustLevel() {
            // Property initialization 
            _properties = new ConfigurationPropertyCollection();
            _properties.Add(_propName); 
            _properties.Add(_propPolicyFile); 
        }
 
        internal TrustLevel() {
        }

        public TrustLevel(String name, String policyFile) { 
            Name = name;
            PolicyFile = policyFile; 
        } 

        protected override ConfigurationPropertyCollection Properties { 
            get {
                return _properties;
            }
        } 

        [ConfigurationProperty("name", IsRequired = true, DefaultValue = "Full", IsKey = true)] 
        [StringValidator(MinLength = 1)] 
        public string Name {
            get { 
                return (string)base[_propName];
            }
            set {
                base[_propName] = value; 
            }
        } 
 
        [ConfigurationProperty("policyFile", IsRequired = true, DefaultValue = "internal")]
        public string PolicyFile { 
            get {
                return (string)base[_propPolicyFile];
            }
            set { 
                base[_propPolicyFile] = value;
            } 
        } 

        internal string PolicyFileExpanded { 
            get {
                if (_PolicyFileExpanded == null) {
                    //
                    string filename = ElementInformation.Properties["policyFile"].Source; 
                    String strDir = filename.Substring(0, filename.LastIndexOf('\\') + 1);
                    bool fAppend = true; // Append filename to directory else return just filename 
                    if (PolicyFile.Length > 1) { 
                        char c1 = PolicyFile[1];
                        char c0 = PolicyFile[0]; 

                        if (c1 == ':') { // Absolute file path
                            fAppend = false;
                        } 
                        else if (c0 == '\\' && c1 == '\\') { // UNC file path
                            fAppend = false; 
                        } 
                    }
 
                    if (fAppend) {
                        _PolicyFileExpanded = strDir + PolicyFile;
                    }
                    else { 
                        _PolicyFileExpanded = PolicyFile;
                    } 
                } 
                return _PolicyFileExpanded;
            } 
        }
    } // class TrustLevel
}

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