538 lines
19 KiB
C#
538 lines
19 KiB
C#
//
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// $Id: PgProfileProvider.cs 36 2007-11-24 09:44:42Z dna $
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// Copyright © 2006, 2007 Nauck IT KG http://www.nauck-it.de
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//
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// Author:
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// Daniel Nauck <d.nauck(at)nauck-it.de>
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//
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// Adapted to Sqlite by Marek Habersack <mhabersack@novell.com>
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//
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using System;
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using System.Data;
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using System.Data.Common;
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using System.Configuration;
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using System.Configuration.Provider;
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using System.Collections.Generic;
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using System.Collections.Specialized;
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using System.Diagnostics;
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using System.Text;
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using System.Web.Hosting;
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using System.Web.Util;
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using Mono.Data.Sqlite;
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namespace System.Web.Profile
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{
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internal class SqliteProfileProvider : ProfileProvider
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{
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const string m_ProfilesTableName = "Profiles";
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const string m_ProfileDataTableName = "ProfileData";
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string m_ConnectionString = string.Empty;
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SerializationHelper m_serializationHelper = new SerializationHelper();
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DbParameter AddParameter (DbCommand command, string parameterName)
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{
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return AddParameter (command, parameterName, null);
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}
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DbParameter AddParameter (DbCommand command, string parameterName, object parameterValue)
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{
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return AddParameter (command, parameterName, ParameterDirection.Input, parameterValue);
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}
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DbParameter AddParameter (DbCommand command, string parameterName, ParameterDirection direction, object parameterValue)
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{
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DbParameter dbp = command.CreateParameter ();
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dbp.ParameterName = parameterName;
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dbp.Value = parameterValue;
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dbp.Direction = direction;
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command.Parameters.Add (dbp);
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return dbp;
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}
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/// <summary>
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/// System.Configuration.Provider.ProviderBase.Initialize Method
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/// </summary>
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public override void Initialize(string name, NameValueCollection config)
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{
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// Initialize values from web.config.
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if (config == null)
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throw new ArgumentNullException("Config", Properties.Resources.ErrArgumentNull);
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if (string.IsNullOrEmpty(name))
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name = Properties.Resources.ProfileProviderDefaultName;
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if (string.IsNullOrEmpty(config["description"]))
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{
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config.Remove("description");
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config.Add("description", Properties.Resources.ProfileProviderDefaultDescription);
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}
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// Initialize the abstract base class.
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base.Initialize(name, config);
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m_ApplicationName = GetConfigValue(config["applicationName"], HostingEnvironment.ApplicationVirtualPath);
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// Get connection string.
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string connStrName = config["connectionStringName"];
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if (string.IsNullOrEmpty(connStrName))
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{
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throw new ArgumentOutOfRangeException("ConnectionStringName", Properties.Resources.ErrArgumentNullOrEmpty);
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}
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else
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{
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ConnectionStringSettings ConnectionStringSettings = ConfigurationManager.ConnectionStrings[connStrName];
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if (ConnectionStringSettings == null || string.IsNullOrEmpty(ConnectionStringSettings.ConnectionString.Trim()))
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{
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throw new ProviderException(Properties.Resources.ErrConnectionStringNullOrEmpty);
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}
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m_ConnectionString = ConnectionStringSettings.ConnectionString;
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}
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}
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/// <summary>
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/// System.Web.Profile.ProfileProvider properties.
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/// </summary>
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#region System.Web.Security.ProfileProvider properties
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string m_ApplicationName = string.Empty;
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public override string ApplicationName
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{
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get { return m_ApplicationName; }
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set { m_ApplicationName = value; }
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}
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#endregion
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/// <summary>
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/// System.Web.Profile.ProfileProvider methods.
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/// </summary>
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#region System.Web.Security.ProfileProvider methods
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/// <summary>
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/// ProfileProvider.DeleteInactiveProfiles
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/// </summary>
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public override int DeleteInactiveProfiles(ProfileAuthenticationOption authenticationOption, DateTime userInactiveSinceDate)
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{
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throw new Exception("DeleteInactiveProfiles: The method or operation is not implemented.");
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}
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public override int DeleteProfiles(string[] usernames)
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{
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throw new Exception("DeleteProfiles1: The method or operation is not implemented.");
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}
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public override int DeleteProfiles(ProfileInfoCollection profiles)
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{
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throw new Exception("DeleteProfiles2: The method or operation is not implemented.");
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}
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public override ProfileInfoCollection FindInactiveProfilesByUserName(ProfileAuthenticationOption authenticationOption, string usernameToMatch, DateTime userInactiveSinceDate, int pageIndex, int pageSize, out int totalRecords)
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{
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throw new Exception("FindInactiveProfilesByUserName: The method or operation is not implemented.");
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}
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public override ProfileInfoCollection FindProfilesByUserName(ProfileAuthenticationOption authenticationOption, string usernameToMatch, int pageIndex, int pageSize, out int totalRecords)
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{
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throw new Exception("FindProfilesByUserName: The method or operation is not implemented.");
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}
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public override ProfileInfoCollection GetAllInactiveProfiles(ProfileAuthenticationOption authenticationOption, DateTime userInactiveSinceDate, int pageIndex, int pageSize, out int totalRecords)
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{
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throw new Exception("GetAllInactiveProfiles: The method or operation is not implemented.");
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}
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public override ProfileInfoCollection GetAllProfiles(ProfileAuthenticationOption authenticationOption, int pageIndex, int pageSize, out int totalRecords)
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{
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throw new Exception("GetAllProfiles: The method or operation is not implemented.");
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}
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public override int GetNumberOfInactiveProfiles(ProfileAuthenticationOption authenticationOption, DateTime userInactiveSinceDate)
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{
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throw new Exception("GetNumberOfInactiveProfiles: The method or operation is not implemented.");
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}
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#endregion
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/// <summary>
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/// System.Configuration.SettingsProvider methods.
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/// </summary>
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#region System.Web.Security.SettingsProvider methods
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/// <summary>
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///
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/// </summary>
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public override SettingsPropertyValueCollection GetPropertyValues(SettingsContext context, SettingsPropertyCollection collection)
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{
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SettingsPropertyValueCollection result = new SettingsPropertyValueCollection();
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string username = (string)context["UserName"];
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bool isAuthenticated = (bool)context["IsAuthenticated"];
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Dictionary<string, object> databaseResult = new Dictionary<string, object>();
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using (SqliteConnection dbConn = new SqliteConnection(m_ConnectionString))
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{
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using (SqliteCommand dbCommand = dbConn.CreateCommand())
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{
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dbCommand.CommandText = string.Format("SELECT \"Name\", \"ValueString\", \"ValueBinary\" FROM \"{0}\" WHERE \"Profile\" = (SELECT \"pId\" FROM \"{1}\" WHERE \"Username\" = @Username AND \"ApplicationName\" = @ApplicationName AND \"IsAnonymous\" = @IsAuthenticated)", m_ProfileDataTableName, m_ProfilesTableName);
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AddParameter (dbCommand, "@Username", username);
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AddParameter (dbCommand, "@ApplicationName", m_ApplicationName);
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AddParameter (dbCommand, "@IsAuthenticated", !isAuthenticated);
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try
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{
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dbConn.Open();
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dbCommand.Prepare();
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using (SqliteDataReader reader = dbCommand.ExecuteReader())
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{
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while (reader.Read())
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{
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object resultData = null;
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if(!reader.IsDBNull(1))
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resultData = reader.GetValue(1);
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else if(!reader.IsDBNull(2))
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resultData = reader.GetValue(2);
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databaseResult.Add(reader.GetString(0), resultData);
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}
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}
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}
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catch (SqliteException e)
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{
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Trace.WriteLine(e.ToString());
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throw new ProviderException(Properties.Resources.ErrOperationAborted);
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}
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finally
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{
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if (dbConn != null)
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dbConn.Close();
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}
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}
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}
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foreach (SettingsProperty item in collection)
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{
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if (item.SerializeAs == SettingsSerializeAs.ProviderSpecific)
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{
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if (item.PropertyType.IsPrimitive || item.PropertyType.Equals(typeof(string)))
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item.SerializeAs = SettingsSerializeAs.String;
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else
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item.SerializeAs = SettingsSerializeAs.Xml;
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}
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SettingsPropertyValue itemValue = new SettingsPropertyValue(item);
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if ((databaseResult.ContainsKey(item.Name)) && (databaseResult[item.Name] != null))
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{
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if(item.SerializeAs == SettingsSerializeAs.String)
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itemValue.PropertyValue = m_serializationHelper.DeserializeFromBase64((string)databaseResult[item.Name]);
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else if (item.SerializeAs == SettingsSerializeAs.Xml)
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itemValue.PropertyValue = m_serializationHelper.DeserializeFromXml((string)databaseResult[item.Name]);
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else if (item.SerializeAs == SettingsSerializeAs.Binary)
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itemValue.PropertyValue = m_serializationHelper.DeserializeFromBinary((byte[])databaseResult[item.Name]);
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}
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itemValue.IsDirty = false;
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result.Add(itemValue);
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}
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UpdateActivityDates(username, isAuthenticated, true);
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return result;
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}
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public override void SetPropertyValues(SettingsContext context, SettingsPropertyValueCollection collection)
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{
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string username = (string)context["UserName"];
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bool isAuthenticated = (bool)context["IsAuthenticated"];
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if (collection.Count < 1)
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return;
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if (!ProfileExists(username))
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CreateProfileForUser(username, isAuthenticated);
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using (SqliteConnection dbConn = new SqliteConnection(m_ConnectionString))
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{
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using (SqliteCommand deleteCommand = dbConn.CreateCommand(),
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insertCommand = dbConn.CreateCommand())
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{
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deleteCommand.CommandText = string.Format("DELETE FROM \"{0}\" WHERE \"Name\" = @Name AND \"Profile\" = (SELECT \"pId\" FROM \"{1}\" WHERE \"Username\" = @Username AND \"ApplicationName\" = @ApplicationName AND \"IsAnonymous\" = @IsAuthenticated)", m_ProfileDataTableName, m_ProfilesTableName);
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AddParameter (deleteCommand, "@Name");
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AddParameter (deleteCommand, "@Username", username);
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AddParameter (deleteCommand, "@ApplicationName", m_ApplicationName);
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AddParameter (deleteCommand, "@IsAuthenticated", !isAuthenticated);
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insertCommand.CommandText = string.Format("INSERT INTO \"{0}\" (\"pId\", \"Profile\", \"Name\", \"ValueString\", \"ValueBinary\") VALUES (@pId, (SELECT \"pId\" FROM \"{1}\" WHERE \"Username\" = @Username AND \"ApplicationName\" = @ApplicationName AND \"IsAnonymous\" = @IsAuthenticated), @Name, @ValueString, @ValueBinary)", m_ProfileDataTableName, m_ProfilesTableName);
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AddParameter (insertCommand, "@pId");
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AddParameter (insertCommand, "@Name");
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AddParameter (insertCommand, "@ValueString");
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insertCommand.Parameters["@ValueString"].IsNullable = true;
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AddParameter (insertCommand, "@ValueBinary");
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insertCommand.Parameters["@ValueBinary"].IsNullable = true;
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AddParameter (insertCommand, "@Username", username);
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AddParameter (insertCommand, "@ApplicationName", m_ApplicationName);
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AddParameter (insertCommand, "@IsAuthenticated", !isAuthenticated);
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SqliteTransaction dbTrans = null;
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try
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{
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dbConn.Open();
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deleteCommand.Prepare();
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insertCommand.Prepare();
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using (dbTrans = dbConn.BeginTransaction())
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{
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foreach (SettingsPropertyValue item in collection)
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{
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if (!item.IsDirty)
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continue;
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deleteCommand.Parameters["@Name"].Value = item.Name;
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insertCommand.Parameters["@pId"].Value = Guid.NewGuid().ToString();
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insertCommand.Parameters["@Name"].Value = item.Name;
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if (item.Property.SerializeAs == SettingsSerializeAs.String)
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{
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insertCommand.Parameters["@ValueString"].Value = m_serializationHelper.SerializeToBase64(item.PropertyValue);
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insertCommand.Parameters["@ValueBinary"].Value = DBNull.Value; //new byte[0];//DBNull.Value;
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}
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else if (item.Property.SerializeAs == SettingsSerializeAs.Xml)
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{
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item.SerializedValue = m_serializationHelper.SerializeToXml(item.PropertyValue);
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insertCommand.Parameters["@ValueString"].Value = item.SerializedValue;
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insertCommand.Parameters["@ValueBinary"].Value = DBNull.Value; //new byte[0];//DBNull.Value;
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}
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else if (item.Property.SerializeAs == SettingsSerializeAs.Binary)
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{
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item.SerializedValue = m_serializationHelper.SerializeToBinary(item.PropertyValue);
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insertCommand.Parameters["@ValueString"].Value = DBNull.Value; //string.Empty;//DBNull.Value;
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insertCommand.Parameters["@ValueBinary"].Value = item.SerializedValue;
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}
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deleteCommand.ExecuteNonQuery();
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insertCommand.ExecuteNonQuery();
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}
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UpdateActivityDates(username, isAuthenticated, false);
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// Attempt to commit the transaction
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dbTrans.Commit();
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}
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}
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catch (SqliteException e)
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{
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Trace.WriteLine(e.ToString());
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try
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{
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// Attempt to roll back the transaction
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Trace.WriteLine(Properties.Resources.LogRollbackAttempt);
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dbTrans.Rollback();
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}
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catch (SqliteException re)
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{
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// Rollback failed
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Trace.WriteLine(Properties.Resources.ErrRollbackFailed);
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Trace.WriteLine(re.ToString());
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}
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throw new ProviderException(Properties.Resources.ErrOperationAborted);
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}
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finally
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{
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if (dbConn != null)
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dbConn.Close();
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}
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}
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}
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}
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#endregion
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#region private methods
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/// <summary>
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/// Create a empty user profile
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/// </summary>
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/// <param name="username"></param>
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/// <param name="isAuthenticated"></param>
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void CreateProfileForUser(string username, bool isAuthenticated)
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{
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if (ProfileExists(username))
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{
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throw new ProviderException(string.Format(Properties.Resources.ErrProfileAlreadyExist, username));
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}
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using (SqliteConnection dbConn = new SqliteConnection(m_ConnectionString))
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{
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using (SqliteCommand dbCommand = dbConn.CreateCommand())
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{
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dbCommand.CommandText = string.Format("INSERT INTO \"{0}\" (\"pId\", \"Username\", \"ApplicationName\", \"IsAnonymous\", \"LastActivityDate\", \"LastUpdatedDate\") Values (@pId, @Username, @ApplicationName, @IsAuthenticated, @LastActivityDate, @LastUpdatedDate)", m_ProfilesTableName);
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AddParameter (dbCommand, "@pId", Guid.NewGuid().ToString());
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AddParameter (dbCommand, "@Username", username);
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AddParameter (dbCommand, "@ApplicationName", m_ApplicationName);
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AddParameter (dbCommand, "@IsAuthenticated", !isAuthenticated);
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AddParameter (dbCommand, "@LastActivityDate", DateTime.Now);
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AddParameter (dbCommand, "@LastUpdatedDate", DateTime.Now);
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try
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{
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dbConn.Open();
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dbCommand.Prepare();
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dbCommand.ExecuteNonQuery();
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}
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catch (SqliteException e)
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{
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Trace.WriteLine(e.ToString());
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throw new ProviderException(Properties.Resources.ErrOperationAborted);
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}
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finally
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{
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if (dbConn != null)
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dbConn.Close();
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}
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}
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}
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}
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bool ProfileExists(string username)
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{
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using (SqliteConnection dbConn = new SqliteConnection(m_ConnectionString))
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{
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using (SqliteCommand dbCommand = dbConn.CreateCommand())
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{
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dbCommand.CommandText = string.Format("SELECT COUNT(*) FROM \"{0}\" WHERE \"Username\" = @Username AND \"ApplicationName\" = @ApplicationName", m_ProfilesTableName);
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AddParameter (dbCommand, "@Username", username);
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AddParameter (dbCommand, "@ApplicationName", m_ApplicationName);
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try
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{
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dbConn.Open();
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dbCommand.Prepare();
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int numRecs = 0;
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Int32.TryParse(dbCommand.ExecuteScalar().ToString(), out numRecs);
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if (numRecs > 0)
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return true;
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}
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catch (SqliteException e)
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{
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Trace.WriteLine(e.ToString());
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throw new ProviderException(Properties.Resources.ErrOperationAborted);
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}
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finally
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{
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if (dbConn != null)
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dbConn.Close();
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}
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}
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}
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return false;
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}
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/// <summary>
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/// Updates the LastActivityDate and LastUpdatedDate values when profile properties are accessed by the
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/// GetPropertyValues and SetPropertyValues methods.
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/// Passing true as the activityOnly parameter will update only the LastActivityDate.
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/// </summary>
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/// <param name="username"></param>
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/// <param name="isAuthenticated"></param>
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/// <param name="activityOnly"></param>
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void UpdateActivityDates(string username, bool isAuthenticated, bool activityOnly)
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{
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using (SqliteConnection dbConn = new SqliteConnection(m_ConnectionString))
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{
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using (SqliteCommand dbCommand = dbConn.CreateCommand())
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{
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if (activityOnly)
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{
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dbCommand.CommandText = string.Format("UPDATE \"{0}\" SET \"LastActivityDate\" = @LastActivityDate WHERE \"Username\" = @Username AND \"ApplicationName\" = @ApplicationName AND \"IsAnonymous\" = @IsAuthenticated", m_ProfilesTableName);
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AddParameter (dbCommand, "@LastActivityDate", DateTime.Now);
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}
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else
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{
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dbCommand.CommandText = string.Format("UPDATE \"{0}\" SET \"LastActivityDate\" = @LastActivityDate, \"LastUpdatedDate\" = @LastUpdatedDate WHERE \"Username\" = @Username AND \"ApplicationName\" = @ApplicationName AND \"IsAnonymous\" = @IsAuthenticated", m_ProfilesTableName);
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AddParameter (dbCommand, "@LastActivityDate", DateTime.Now);
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AddParameter (dbCommand, "@LastUpdatedDate", DateTime.Now);
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}
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AddParameter (dbCommand, "@Username", username);
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AddParameter (dbCommand, "@ApplicationName", m_ApplicationName);
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AddParameter (dbCommand, "@IsAuthenticated", !isAuthenticated);
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try
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{
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dbConn.Open();
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dbCommand.Prepare();
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dbCommand.ExecuteNonQuery();
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}
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catch (SqliteException e)
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{
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Trace.WriteLine(e.ToString());
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throw new ProviderException(Properties.Resources.ErrOperationAborted);
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}
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finally
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{
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if (dbConn != null)
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dbConn.Close();
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}
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}
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}
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}
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/// <summary>
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/// A helper function to retrieve config values from the configuration file.
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/// </summary>
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/// <param name="configValue"></param>
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/// <param name="defaultValue"></param>
|
|
/// <returns></returns>
|
|
string GetConfigValue(string configValue, string defaultValue)
|
|
{
|
|
if (string.IsNullOrEmpty(configValue))
|
|
return defaultValue;
|
|
|
|
return configValue;
|
|
}
|
|
#endregion
|
|
}
|
|
}
|