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//------------------------------------------------------------------------------
// <copyright file="MembershipProvider.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Web.Security {
using System.Web;
using System.Security.Principal;
using System.Collections.Specialized;
using System.Security.Permissions;
using System.Globalization;
using System.Security.Cryptography;
using System.Runtime.CompilerServices;
using System.Runtime.Serialization;
using System.Configuration.Provider;
using System.Text;
using System.Web.Configuration;
using System.Web.Util;
using System.Diagnostics.CodeAnalysis;
/// <devdoc>
/// <para>[To be supplied.]</para>
/// </devdoc>
[TypeForwardedFrom("System.Web, Version=2.0.0.0, Culture=Neutral, PublicKeyToken=b03f5f7f11d50a3a")]
public abstract class MembershipProvider : ProviderBase
{
//
// Property Section
//
// Public properties
public abstract bool EnablePasswordRetrieval { get; }
public abstract bool EnablePasswordReset { get; }
public abstract bool RequiresQuestionAndAnswer { get; }
public abstract string ApplicationName { get; set; }
public abstract int MaxInvalidPasswordAttempts { get; }
public abstract int PasswordAttemptWindow { get; }
public abstract bool RequiresUniqueEmail { get; }
public abstract MembershipPasswordFormat PasswordFormat { get; }
public abstract int MinRequiredPasswordLength { get; }
public abstract int MinRequiredNonAlphanumericCharacters { get; }
public abstract string PasswordStrengthRegularExpression { get; }
//
// Method Section
//
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract MembershipUser CreateUser( string username,
string password,
string email,
string passwordQuestion,
string passwordAnswer,
bool isApproved,
object providerUserKey,
out MembershipCreateStatus status );
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract bool ChangePasswordQuestionAndAnswer(string username, string password, string newPasswordQuestion, string newPasswordAnswer);
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract string GetPassword(string username, string answer);
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract bool ChangePassword(string username, string oldPassword, string newPassword);
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract string ResetPassword(string username, string answer);
public abstract void UpdateUser(MembershipUser user);
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract bool ValidateUser(string username, string password);
public abstract bool UnlockUser( string userName );
public abstract MembershipUser GetUser( object providerUserKey, bool userIsOnline );
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract MembershipUser GetUser(string username, bool userIsOnline);
// GetUser() can throw 1 type of exception:
// 1. ArgumentException is thrown if:
// A. Username is null, is empty, contains commas, or is longer than 256 characters
internal MembershipUser GetUser(string username, bool userIsOnline, bool throwOnError) {
MembershipUser user = null;
try {
user = GetUser(username, userIsOnline);
}
catch (ArgumentException) {
if (throwOnError) throw;
}
return user;
}
public abstract string GetUserNameByEmail(string email);
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract bool DeleteUser(string username, bool deleteAllRelatedData);
public abstract MembershipUserCollection GetAllUsers(int pageIndex, int pageSize, out int totalRecords);
public abstract int GetNumberOfUsersOnline();
[SuppressMessage("Microsoft.Naming", "CA1702:CompoundWordsShouldBeCasedCorrectly", MessageId = "username", Justification="This version is required to maintain backwards binary compatibility")]
public abstract MembershipUserCollection FindUsersByName(string usernameToMatch, int pageIndex, int pageSize, out int totalRecords);
public abstract MembershipUserCollection FindUsersByEmail(string emailToMatch, int pageIndex, int pageSize, out int totalRecords);
protected virtual byte[] EncryptPassword( byte[] password)
{
return EncryptPassword(password, MembershipPasswordCompatibilityMode.Framework20);
}
protected virtual byte[] EncryptPassword( byte[] password, MembershipPasswordCompatibilityMode legacyPasswordCompatibilityMode)
{
if (SystemWebProxy.Membership.IsDecryptionKeyAutogenerated)
throw new ProviderException(ApplicationServicesStrings.Can_not_use_encrypted_passwords_with_autogen_keys);
return SystemWebProxy.Membership.EncryptOrDecryptData(true, password, legacyPasswordCompatibilityMode == MembershipPasswordCompatibilityMode.Framework20);
}
protected virtual byte[] DecryptPassword( byte[] encodedPassword )
{
if (SystemWebProxy.Membership.IsDecryptionKeyAutogenerated)
throw new ProviderException(ApplicationServicesStrings.Can_not_use_encrypted_passwords_with_autogen_keys);
try {
return SystemWebProxy.Membership.EncryptOrDecryptData(false, encodedPassword, false);
} catch {
if (!SystemWebProxy.Membership.UsingCustomEncryption)
throw;
}
return SystemWebProxy.Membership.EncryptOrDecryptData(false, encodedPassword, true);
}
//
// Event Section
//
public event MembershipValidatePasswordEventHandler ValidatingPassword
{
add
{
_EventHandler += value;
}
remove
{
_EventHandler -= value;
}
}
protected virtual void OnValidatingPassword( ValidatePasswordEventArgs e )
{
if( _EventHandler != null )
{
_EventHandler( this, e );
}
}
private MembershipValidatePasswordEventHandler _EventHandler;
}
}
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