SmtpNetworkElement.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Net / System / Net / Configuration / SmtpNetworkElement.cs / 1 / SmtpNetworkElement.cs
                        

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

namespace System.Net.Configuration 
{ 
    using System;
    using System.Configuration; 
    using System.Net;
    using System.Net.Mail;
    using System.Reflection;
    using System.Security.Permissions; 

    public sealed class SmtpNetworkElement : ConfigurationElement 
    { 
        public SmtpNetworkElement()
        { 
            this.properties.Add(this.defaultCredentials);
            this.properties.Add(this.host);
            this.properties.Add(this.password);
            this.properties.Add(this.port); 
            this.properties.Add(this.userName);
        } 
 
        protected override void PostDeserialize()
        { 
            // Perf optimization. If the configuration is coming from machine.config
            // It is safe and we don't need to check for permissions.
            if (EvaluationContext.IsMachineLevel)
                return; 

            PropertyInformation portPropertyInfo = ElementInformation.Properties[ConfigurationStrings.Port]; 
 
            if (portPropertyInfo.ValueOrigin == PropertyValueOrigin.SetHere &&
                (int)portPropertyInfo.Value != (int)portPropertyInfo.DefaultValue) 
            {
                try {
                    (new SmtpPermission(SmtpAccess.ConnectToUnrestrictedPort)).Demand();
                } catch (Exception exception) { 
                    throw new ConfigurationErrorsException(
                                  SR.GetString(SR.net_config_property_permission, 
                                               portPropertyInfo.Name), 
                                  exception);
                } 
            }
        }

        protected override ConfigurationPropertyCollection Properties 
        {
            get 
            { 
                return this.properties;
            } 
        }

        [ConfigurationProperty(ConfigurationStrings.DefaultCredentials, DefaultValue = false)]
        public bool DefaultCredentials 
        {
            get { return (bool)this[this.defaultCredentials]; } 
            set { this[this.defaultCredentials] = value; } 
        }
 
        [ConfigurationProperty(ConfigurationStrings.Host)]
        public string Host
        {
            get { return (string)this[this.host]; } 
            set { this[this.host] = value; }
        } 
 
        [ConfigurationProperty(ConfigurationStrings.Password)]
        public string Password 
        {
            get { return (string)this[this.password]; }
            set { this[this.password] = value; }
        } 

        [ConfigurationProperty(ConfigurationStrings.Port, DefaultValue = 25)] 
        public int Port 
        {
            get { return (int)this[this.port]; } 
            set
            {
                //
                this[this.port] = value; 
            }
        } 
 
        [ConfigurationProperty(ConfigurationStrings.UserName)]
        public string UserName 
        {
            get { return (string)this[this.userName]; }
            set { this[this.userName] = value; }
        } 

 	 
        // 

 

        ConfigurationPropertyCollection properties = new ConfigurationPropertyCollection();

        readonly ConfigurationProperty defaultCredentials = 
            new ConfigurationProperty(ConfigurationStrings.DefaultCredentials, typeof(bool), false,
                    ConfigurationPropertyOptions.None); 
 
        readonly ConfigurationProperty host =
            new ConfigurationProperty(ConfigurationStrings.Host, typeof(string), null, 
                    ConfigurationPropertyOptions.None);

        readonly ConfigurationProperty password =
            new ConfigurationProperty(ConfigurationStrings.Password, typeof(string), null, 
                    ConfigurationPropertyOptions.None);
 
        readonly ConfigurationProperty port = 
            new ConfigurationProperty(ConfigurationStrings.Port, typeof(int), 25,
                    null, new IntegerValidator(IPEndPoint.MinPort+1, IPEndPoint.MaxPort), ConfigurationPropertyOptions.None); 

        readonly ConfigurationProperty userName =
            new ConfigurationProperty(ConfigurationStrings.UserName, typeof(string), null,
                    ConfigurationPropertyOptions.None); 

    } 
 
    internal sealed class SmtpNetworkElementInternal
    { 
        internal SmtpNetworkElementInternal(SmtpNetworkElement element)
        {
            this.host = element.Host;
            this.port = element.Port; 

            if (element.DefaultCredentials) 
            { 
                this.credential = (NetworkCredential)CredentialCache.DefaultCredentials;
            } 
            else if (element.UserName != null && element.UserName.Length > 0)
            {
                this.credential = new NetworkCredential(element.UserName, element.Password);
            } 

        } 
 
        internal NetworkCredential Credential
        { 
            get { return this.credential; }
        }

        internal string Host 
        {
            get { return this.host; } 
        } 

        internal int Port 
        {
            get { return this.port; }
        }
 
        string host;
        int port; 
        NetworkCredential credential = null; 
    }
}

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