// ========================================================================
// Copyright 2007 - Volian Enterprises, Inc. All rights reserved.          
// Volian Enterprises - Proprietary Information - DO NOT COPY OR DISTRIBUTE
// ------------------------------------------------------------------------
// $Workfile: $     $Revision: $                                           
// $Author: $   $Date: $                                                   
//                                                                         
// $History: $                                                             
// ========================================================================

using System;
using System.Data;
using System.Data.SqlClient;
using Csla;
using Csla.Data;
using System.Configuration;
using System.IO;
using System.ComponentModel;
using System.Collections.Generic;
using Csla.Validation;
namespace VEPROMS.CSLA.Library
{
    /// <summary>
    ///	Content Generated by MyGeneration using the CSLA Object Mapping template
    /// </summary>
    [Serializable()]
    [TypeConverter(typeof(ContentConverter))]
    public partial class Content : BusinessBase<Content>, IDisposable, IVEHasBrokenRules
    {
        #region Log4Net
        private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
        #endregion
        #region Refresh
        private List<Content> _RefreshContents = new List<Content>();
        private List<ContentDetail> _RefreshContentDetails = new List<ContentDetail>();
        private List<ContentItem> _RefreshContentItems = new List<ContentItem>();
        private List<ContentPart> _RefreshContentParts = new List<ContentPart>();
        private List<ContentRoUsage> _RefreshContentRoUsages = new List<ContentRoUsage>();
        private List<ContentTransition> _RefreshContentTransitions = new List<ContentTransition>();
        private void AddToRefreshList(List<Content> refreshContents, List<ContentDetail> refreshContentDetails, List<ContentItem> refreshContentItems, List<ContentPart> refreshContentParts, List<ContentRoUsage> refreshContentRoUsages, List<ContentTransition> refreshContentTransitions)
        {
            if (IsDirty)
                refreshContents.Add(this);
            if (_ContentDetails != null && _ContentDetails.IsDirty)
            {
                foreach (ContentDetail tmp in _ContentDetails)
                {
                    if (tmp.IsDirty) refreshContentDetails.Add(tmp);
                }
            }
            if (_ContentItems != null && _ContentItems.IsDirty)
            {
                foreach (ContentItem tmp in _ContentItems)
                {
                    if (tmp.IsDirty) refreshContentItems.Add(tmp);
                }
            }
            if (_ContentParts != null && _ContentParts.IsDirty)
            {
                foreach (ContentPart tmp in _ContentParts)
                {
                    if (tmp.IsDirty) refreshContentParts.Add(tmp);
                }
            }
            if (_ContentRoUsages != null && _ContentRoUsages.IsDirty)
            {
                foreach (ContentRoUsage tmp in _ContentRoUsages)
                {
                    if (tmp.IsDirty) refreshContentRoUsages.Add(tmp);
                }
            }
            if (_ContentTransitions != null && _ContentTransitions.IsDirty)
            {
                foreach (ContentTransition tmp in _ContentTransitions)
                {
                    if (tmp.IsDirty) refreshContentTransitions.Add(tmp);
                }
            }
        }
        private void BuildRefreshList()
        {
            _RefreshContents = new List<Content>();
            _RefreshContentDetails = new List<ContentDetail>();
            _RefreshContentItems = new List<ContentItem>();
            _RefreshContentParts = new List<ContentPart>();
            _RefreshContentRoUsages = new List<ContentRoUsage>();
            _RefreshContentTransitions = new List<ContentTransition>();
            AddToRefreshList(_RefreshContents, _RefreshContentDetails, _RefreshContentItems, _RefreshContentParts, _RefreshContentRoUsages, _RefreshContentTransitions);
        }
        private void ProcessRefreshList()
        {
            foreach (Content tmp in _RefreshContents)
            {
                ContentInfo.Refresh(tmp);
                if (tmp._MyFormat != null) FormatInfo.Refresh(tmp._MyFormat);
            }
            foreach (ContentDetail tmp in _RefreshContentDetails)
            {
                DetailInfo.Refresh(tmp);
            }
            foreach (ContentItem tmp in _RefreshContentItems)
            {
                ItemInfo.Refresh(tmp);
            }
            foreach (ContentPart tmp in _RefreshContentParts)
            {
                PartInfo.Refresh(this, tmp);
            }
            foreach (ContentRoUsage tmp in _RefreshContentRoUsages)
            {
                RoUsageInfo.Refresh(tmp);
            }
            foreach (ContentTransition tmp in _RefreshContentTransitions)
            {
                TransitionInfo.Refresh(tmp);
            }
        }
        #endregion
        #region Collection
        private static List<Content> _CacheList = new List<Content>();
        protected static void AddToCache(Content content)
        {
            if (!_CacheList.Contains(content)) _CacheList.Add(content); // In AddToCache
        }
        protected static void RemoveFromCache(Content content)
        {
            while (_CacheList.Contains(content)) _CacheList.Remove(content); // In RemoveFromCache
        }
        private static Dictionary<string, List<Content>> _CacheByPrimaryKey = new Dictionary<string, List<Content>>();
        private static void ConvertListToDictionary()
        {
            List<Content> remove = new List<Content>();
            foreach (Content tmp in _CacheList)
            {
                if (!_CacheByPrimaryKey.ContainsKey(tmp.ContentID.ToString()))
                {
                    _CacheByPrimaryKey[tmp.ContentID.ToString()] = new List<Content>(); // Add new list for PrimaryKey
                }
                _CacheByPrimaryKey[tmp.ContentID.ToString()].Add(tmp); // Add to Primary Key list
                remove.Add(tmp);
            }
            foreach (Content tmp in remove)
                RemoveFromCache(tmp);
        }
        protected static Content GetCachedByPrimaryKey(int contentID)
        {
            ConvertListToDictionary();
            string key = contentID.ToString();
            if (_CacheByPrimaryKey.ContainsKey(key)) return _CacheByPrimaryKey[key][0];
            return null;
        }
        #endregion
        #region Business Methods
        private string _ErrorMessage = string.Empty;
        public string ErrorMessage
        {
            get { return _ErrorMessage; }
        }
        private static int _nextContentID = -1;
        public static int NextContentID
        {
            get { return _nextContentID--; }
        }
        private int _ContentID;
        [System.ComponentModel.DataObjectField(true, true)]
        public int ContentID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentID;
            }
        }
        private string _Number = string.Empty;
        public string Number
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _Number;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (value == null) value = string.Empty;
                if (_Number != value)
                {
                    _Number = value;
                    PropertyHasChanged();
                }
            }
        }
        private string _Text = string.Empty;
        public string Text
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _Text;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (value == null) value = string.Empty;
                if (_Text != value)
                {
                    _Text = value;
                    PropertyHasChanged();
                }
            }
        }
        private int? _Type;
        /// <summary>
        /// 0 - Procedure, 10000 - Section, 20000 Step
        /// </summary>
        public int? Type
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _Type;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (_Type != value)
                {
                    _Type = value;
                    PropertyHasChanged();
                }
            }
        }
        private int? _FormatID;
        public int? FormatID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyFormat != null) _FormatID = _MyFormat.FormatID;
                return _FormatID;
            }
        }
        private Format _MyFormat;
        public Format MyFormat
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyFormat == null && _FormatID != null) _MyFormat = Format.Get((int)_FormatID);
                return _MyFormat;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if ((_MyFormat == null ? _FormatID : (int?)_MyFormat.FormatID) != (value == null ? null : (int?)value.FormatID))
                {
                    _MyFormat = value;
                    _FormatID = (value == null ? null : (int?)value.FormatID);
                    PropertyHasChanged();
                }
            }
        }
        private string _Config = string.Empty;
        public string Config
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _Config;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (value == null) value = string.Empty;
                if (_Config != value)
                {
                    _Config = value;
                    PropertyHasChanged();
                }
            }
        }
        private DateTime _DTS = new DateTime();
        public DateTime DTS
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _DTS;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (_DTS != value)
                {
                    _DTS = value;
                    PropertyHasChanged();
                }
            }
        }
        private string _UserID = string.Empty;
        public string UserID
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _UserID;
            }
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            set
            {
                if (value == null) value = string.Empty;
                if (_UserID != value)
                {
                    _UserID = value;
                    PropertyHasChanged();
                }
            }
        }
        private byte[] _LastChanged = new byte[8];//timestamp
        private int _ContentDetailCount = 0;
        /// <summary>
        /// Count of ContentDetails for this Content
        /// </summary>
        public int ContentDetailCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentDetailCount;
            }
        }
        private ContentDetails _ContentDetails = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(ContentDetailsConverter))]
        public ContentDetails ContentDetails
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_ContentDetailCount > 0 && _ContentDetails == null)
                    _ContentDetails = ContentDetails.GetByContentID(ContentID);
                else if (_ContentDetails == null)
                    _ContentDetails = ContentDetails.New();
                return _ContentDetails;
            }
        }
        private int _ContentEntryCount = 0;
        /// <summary>
        /// Count of ContentEntries for this Content
        /// </summary>
        public int ContentEntryCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentEntryCount;
            }
        }
        private Entry _MyEntry = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(EntryConverter))]
        public Entry MyEntry
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyEntry == null) _MyEntry = Entry.New(this);
                return _MyEntry;
            }
        }
        private int _ContentItemCount = 0;
        /// <summary>
        /// Count of ContentItems for this Content
        /// </summary>
        public int ContentItemCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentItemCount;
            }
        }
        private ContentItems _ContentItems = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(ContentItemsConverter))]
        public ContentItems ContentItems
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_ContentItemCount > 0 && _ContentItems == null)
                    _ContentItems = ContentItems.GetByContentID(ContentID);
                else if (_ContentItems == null)
                    _ContentItems = ContentItems.New();
                return _ContentItems;
            }
        }
        private int _ContentPartCount = 0;
        /// <summary>
        /// Count of ContentParts for this Content
        /// </summary>
        public int ContentPartCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentPartCount;
            }
        }
        private ContentParts _ContentParts = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(ContentPartsConverter))]
        public ContentParts ContentParts
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_ContentPartCount > 0 && _ContentParts == null)
                    _ContentParts = ContentParts.GetByContentID(ContentID);
                else if (_ContentParts == null)
                    _ContentParts = ContentParts.New();
                return _ContentParts;
            }
        }
        private int _ContentRoUsageCount = 0;
        /// <summary>
        /// Count of ContentRoUsages for this Content
        /// </summary>
        public int ContentRoUsageCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentRoUsageCount;
            }
        }
        private ContentRoUsages _ContentRoUsages = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(ContentRoUsagesConverter))]
        public ContentRoUsages ContentRoUsages
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_ContentRoUsageCount > 0 && _ContentRoUsages == null)
                    _ContentRoUsages = ContentRoUsages.GetByContentID(ContentID);
                else if (_ContentRoUsages == null)
                    _ContentRoUsages = ContentRoUsages.New();
                return _ContentRoUsages;
            }
        }
        private int _ContentTransitionCount = 0;
        /// <summary>
        /// Count of ContentTransitions for this Content
        /// </summary>
        public int ContentTransitionCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentTransitionCount;
            }
        }
        private ContentTransitions _ContentTransitions = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(ContentTransitionsConverter))]
        public ContentTransitions ContentTransitions
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_ContentTransitionCount > 0 && _ContentTransitions == null)
                    _ContentTransitions = ContentTransitions.GetByFromID(ContentID);
                else if (_ContentTransitions == null)
                    _ContentTransitions = ContentTransitions.New();
                return _ContentTransitions;
            }
        }
        private int _ContentZContentCount = 0;
        /// <summary>
        /// Count of ContentZContents for this Content
        /// </summary>
        public int ContentZContentCount
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                return _ContentZContentCount;
            }
        }
        private ZContent _MyZContent = null;
        /// <summary>
        /// Related Field
        /// </summary>
        [TypeConverter(typeof(ZContentConverter))]
        public ZContent MyZContent
        {
            [System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
            get
            {
                if (_MyZContent == null) _MyZContent = ZContent.New(this);
                return _MyZContent;
            }
        }
        public override bool IsDirty
        {
            get { return base.IsDirty || (_ContentDetails == null ? false : _ContentDetails.IsDirty) || (_MyEntry == null ? false : _MyEntry.IsDirty) || (_ContentItems == null ? false : _ContentItems.IsDirty) || (_ContentParts == null ? false : _ContentParts.IsDirty) || (_ContentRoUsages == null ? false : _ContentRoUsages.IsDirty) || (_ContentTransitions == null ? false : _ContentTransitions.IsDirty) || (_MyZContent == null ? false : _MyZContent.IsDirty) || (_MyFormat == null ? false : _MyFormat.IsDirty); }
        }
        public override bool IsValid
        {
            get { return (IsNew && !IsDirty ? true : base.IsValid) && (_ContentDetails == null ? true : _ContentDetails.IsValid) && (_MyEntry == null ? true : _MyEntry.IsValid) && (_ContentItems == null ? true : _ContentItems.IsValid) && (_ContentParts == null ? true : _ContentParts.IsValid) && (_ContentRoUsages == null ? true : _ContentRoUsages.IsValid) && (_ContentTransitions == null ? true : _ContentTransitions.IsValid) && (_MyZContent == null ? true : _MyZContent.IsValid) && (_MyFormat == null ? true : _MyFormat.IsValid); }
        }
        // TODO: Replace base Content.ToString function as necessary
        /// <summary>
        /// Overrides Base ToString
        /// </summary>
        /// <returns>A string representation of current Content</returns>
        //public override string ToString()
        //{
        //  return base.ToString();
        //}
        // TODO: Check Content.GetIdValue to assure that the ID returned is unique
        /// <summary>
        /// Overrides Base GetIdValue - Used internally by CSLA to determine equality
        /// </summary>
        /// <returns>A Unique ID for the current Content</returns>
        protected override object GetIdValue()
        {
            return _ContentID;
        }
        #endregion
        #region ValidationRules
        [NonSerialized]
        private bool _CheckingBrokenRules = false;
        public IVEHasBrokenRules HasBrokenRules
        {
            get
            {
                if (_CheckingBrokenRules) return null;
                if ((IsDirty || !IsNew) && BrokenRulesCollection.Count > 0) return this;
                try
                {
                    _CheckingBrokenRules = true;
                    IVEHasBrokenRules hasBrokenRules = null;
                    if (_ContentItems != null && (hasBrokenRules = _ContentItems.HasBrokenRules) != null) return hasBrokenRules;
                    if (_ContentDetails != null && (hasBrokenRules = _ContentDetails.HasBrokenRules) != null) return hasBrokenRules;
                    if (_MyEntry != null && (hasBrokenRules = _MyEntry.HasBrokenRules) != null) return hasBrokenRules;
                    if (_ContentParts != null && (hasBrokenRules = _ContentParts.HasBrokenRules) != null) return hasBrokenRules;
                    if (_ContentRoUsages != null && (hasBrokenRules = _ContentRoUsages.HasBrokenRules) != null) return hasBrokenRules;
                    if (_ContentTransitions != null && (hasBrokenRules = _ContentTransitions.HasBrokenRules) != null) return hasBrokenRules;
                    if (_MyZContent != null && (hasBrokenRules = _MyZContent.HasBrokenRules) != null) return hasBrokenRules;
                    if (_MyFormat != null && (hasBrokenRules = _MyFormat.HasBrokenRules) != null) return hasBrokenRules;
                    return hasBrokenRules;
                }
                finally
                {
                    _CheckingBrokenRules = false;
                }
            }
        }
        public BrokenRulesCollection BrokenRules
        {
            get
            {
                IVEHasBrokenRules hasBrokenRules = HasBrokenRules;
                if (this.Equals(hasBrokenRules)) return BrokenRulesCollection;
                return (hasBrokenRules != null ? hasBrokenRules.BrokenRules : null);
            }
        }
        protected override void AddBusinessRules()
        {
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringMaxLength,
                new Csla.Validation.CommonRules.MaxLengthRuleArgs("Number", 30));
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringMaxLength,
                new Csla.Validation.CommonRules.MaxLengthRuleArgs("Text", 1073741823));
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringMaxLength,
                new Csla.Validation.CommonRules.MaxLengthRuleArgs("Config", 1073741823));
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringRequired, "UserID");
            ValidationRules.AddRule(
                Csla.Validation.CommonRules.StringMaxLength,
                new Csla.Validation.CommonRules.MaxLengthRuleArgs("UserID", 100));
            //ValidationRules.AddDependantProperty("x", "y");
            _ContentExtension.AddValidationRules(ValidationRules);
            // TODO:  Add other validation rules
        }
        protected override void AddInstanceBusinessRules()
        {
            _ContentExtension.AddInstanceValidationRules(ValidationRules);
            // TODO:  Add other validation rules
        }
        // Sample data comparison validation rule
        //private bool StartDateGTEndDate(object target, Csla.Validation.RuleArgs e)
        //{
        //	if (_started > _ended)
        //	{
        //		e.Description = "Start date can't be after end date";
        //		return false;
        //	}
        //	else
        //		return true;
        //}
        #endregion
        #region Authorization Rules
        protected override void AddAuthorizationRules()
        {
            //TODO: Who can read/write which fields
            //AuthorizationRules.AllowRead(ContentID, "<Role(s)>");
            //AuthorizationRules.AllowRead(Number, "<Role(s)>");
            //AuthorizationRules.AllowRead(Text, "<Role(s)>");
            //AuthorizationRules.AllowRead(Type, "<Role(s)>");
            //AuthorizationRules.AllowRead(FormatID, "<Role(s)>");
            //AuthorizationRules.AllowRead(Config, "<Role(s)>");
            //AuthorizationRules.AllowRead(DTS, "<Role(s)>");
            //AuthorizationRules.AllowRead(UserID, "<Role(s)>");
            //AuthorizationRules.AllowWrite(Number, "<Role(s)>");
            //AuthorizationRules.AllowWrite(Text, "<Role(s)>");
            //AuthorizationRules.AllowWrite(Type, "<Role(s)>");
            //AuthorizationRules.AllowWrite(FormatID, "<Role(s)>");
            //AuthorizationRules.AllowWrite(Config, "<Role(s)>");
            //AuthorizationRules.AllowWrite(DTS, "<Role(s)>");
            //AuthorizationRules.AllowWrite(UserID, "<Role(s)>");
            _ContentExtension.AddAuthorizationRules(AuthorizationRules);
        }
        protected override void AddInstanceAuthorizationRules()
        {
            //TODO: Who can read/write which fields
            _ContentExtension.AddInstanceAuthorizationRules(AuthorizationRules);
        }
        public static bool CanAddObject()
        {
            // TODO: Can Add Authorization
            //return Csla.ApplicationContext.User.IsInRole("ProjectManager");
            return true;
        }
        public static bool CanGetObject()
        {
            // TODO: CanGet Authorization
            return true;
        }
        public static bool CanDeleteObject()
        {
            // TODO: CanDelete Authorization
            //bool result = false;
            //if (Csla.ApplicationContext.User.IsInRole("ProjectManager"))result = true;
            //if (Csla.ApplicationContext.User.IsInRole("Administrator"))result = true;
            //return result;
            return true;
        }
        /// <summary>
        /// determines if related records (Foreign Keys) will keep this Item from being deleted
        /// </summary>
        public bool CanDelete
        {
            get
            {
                // Check to make sure that there are not any related records
                int usedByCount = 0;
                usedByCount += _ContentDetailCount;
                usedByCount += _ContentEntryCount;
                usedByCount += _ContentItemCount;
                usedByCount += _ContentPartCount;
                usedByCount += _ContentRoUsageCount;
                usedByCount += _ContentTransitionCount;
                usedByCount += _ContentZContentCount;
                return (usedByCount == 0);
            }
        }
        public static bool CanEditObject()
        {
            // TODO: CanEdit Authorization
            //return Csla.ApplicationContext.User.IsInRole("ProjectManager");
            return true;
        }
        #endregion
        #region Factory Methods
        public int CurrentEditLevel
        { get { return EditLevel; } }
        private static int _ContentUnique = 0;
        protected static int ContentUnique
        { get { return ++_ContentUnique; } }
        private int _MyContentUnique = ContentUnique;
        public int MyContentUnique
        { get { return _MyContentUnique; } }
        protected Content()
        {/* require use of factory methods */
            AddToCache(this);
        }
        public void Dispose()
        {
            RemoveFromDictionaries();
        }
        private void RemoveFromDictionaries()
        {
            RemoveFromCache(this);
            if (_CacheByPrimaryKey.ContainsKey(ContentID.ToString()))
            {
                List<Content> listContent = _CacheByPrimaryKey[ContentID.ToString()]; // Get the list of items
                while (listContent.Contains(this)) listContent.Remove(this); // Remove the item from the list
                if (listContent.Count == 0) //If there are no items left in the list
                    _CacheByPrimaryKey.Remove(ContentID.ToString()); // remove the list
            }
        }
        public static Content New()
        {
            if (!CanAddObject())
                throw new System.Security.SecurityException("User not authorized to add a Content");
            try
            {
                return DataPortal.Create<Content>();
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Content.New", ex);
            }
        }
        public static Content New(string number, string text, int? type, Format myFormat, string config, DateTime dts, string userID)
        {
            Content tmp = Content.New();
            tmp.Number = number;
            tmp.Text = text;
            tmp.Type = type;
            tmp.MyFormat = myFormat;
            tmp.Config = config;
            tmp.DTS = dts;
            tmp.UserID = userID;
            return tmp;
        }
        public static Content MakeContent(string number, string text, int? type, Format myFormat, string config, DateTime dts, string userID)
        {
            Content tmp = Content.New(number, text, type, myFormat, config, dts, userID);
            if (tmp.IsSavable)
            {
                Content tmp2 = tmp;
                tmp = tmp2.Save();
                tmp2.Dispose();
            }
            else
            {
                Csla.Validation.BrokenRulesCollection brc = tmp.ValidationRules.GetBrokenRules();
                tmp._ErrorMessage = "Failed Validation:";
                foreach (Csla.Validation.BrokenRule br in brc)
                {
                    tmp._ErrorMessage += "\r\n\tFailure: " + br.RuleName;
                }
            }
            return tmp;
        }
        public static Content New(string number, string text, int? type, Format myFormat, string config)
        {
            Content tmp = Content.New();
            tmp.Number = number;
            tmp.Text = text;
            tmp.Type = type;
            tmp.MyFormat = myFormat;
            tmp.Config = config;
            return tmp;
        }
        public static Content MakeContent(string number, string text, int? type, Format myFormat, string config)
        {
            Content tmp = Content.New(number, text, type, myFormat, config);
            if (tmp.IsSavable)
            {
                Content tmp2 = tmp;
                tmp = tmp2.Save();
                tmp2.Dispose();
            }
            else
            {
                Csla.Validation.BrokenRulesCollection brc = tmp.ValidationRules.GetBrokenRules();
                tmp._ErrorMessage = "Failed Validation:";
                foreach (Csla.Validation.BrokenRule br in brc)
                {
                    tmp._ErrorMessage += "\r\n\tFailure: " + br.RuleName;
                }
            }
            return tmp;
        }
        public static Content Get(int contentID)
        {
            if (!CanGetObject())
                throw new System.Security.SecurityException("User not authorized to view a Content");
            try
            {
                Content tmp = GetCachedByPrimaryKey(contentID);
                if (tmp == null)
                {
                    tmp = DataPortal.Fetch<Content>(new PKCriteria(contentID));
                    AddToCache(tmp);
                }
                if (tmp.ErrorMessage == "No Record Found")
                {
                    tmp.Dispose(); // Clean-up Content
                    tmp = null;
                }
                return tmp;
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Content.Get", ex);
            }
        }
        public static Content Get(SafeDataReader dr)
        {
            if (dr.Read()) return new Content(dr);
            return null;
        }
        internal Content(SafeDataReader dr)
        {
            ReadData(dr);
        }
        public static void Delete(int contentID)
        {
            if (!CanDeleteObject())
                throw new System.Security.SecurityException("User not authorized to remove a Content");
            try
            {
                DataPortal.Delete(new PKCriteria(contentID));
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Content.Delete", ex);
            }
        }
        public override Content Save()
        {
            if (IsDeleted && !CanDeleteObject())
                throw new System.Security.SecurityException("User not authorized to remove a Content");
            else if (IsNew && !CanAddObject())
                throw new System.Security.SecurityException("User not authorized to add a Content");
            else if (!CanEditObject())
                throw new System.Security.SecurityException("User not authorized to update a Content");
            try
            {
                BuildRefreshList();
                Content content = base.Save();
                RemoveFromDictionaries(); // if save is successful remove the previous Folder from the cache
                AddToCache(content);//Refresh the item in AllList
                ProcessRefreshList();
                return content;
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on CSLA Save", ex);
            }
        }
        #endregion
        #region Data Access Portal
        [Serializable()]
        protected class PKCriteria
        {
            private int _ContentID;
            public int ContentID
            { get { return _ContentID; } }
            public PKCriteria(int contentID)
            {
                _ContentID = contentID;
            }
        }
        // TODO: If Create needs to access DB - It should not be marked RunLocal
        [RunLocal()]
        private new void DataPortal_Create()
        {
            _ContentID = NextContentID;
            // Database Defaults
            _DTS = _ContentExtension.DefaultDTS;
            _UserID = _ContentExtension.DefaultUserID;
            // TODO: Add any defaults that are necessary
            ValidationRules.CheckRules();
        }
        private void ReadData(SafeDataReader dr)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.ReadData", GetHashCode());
            try
            {
                _ContentID = dr.GetInt32("ContentID");
                _Number = dr.GetString("Number");
                _Text = dr.GetString("Text");
                _Type = (int?)dr.GetValue("Type");
                _FormatID = (int?)dr.GetValue("FormatID");
                _Config = dr.GetString("Config");
                _DTS = dr.GetDateTime("DTS");
                _UserID = dr.GetString("UserID");
                dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
                _ContentDetailCount = dr.GetInt32("DetailCount");
                _ContentEntryCount = dr.GetInt32("EntryCount");
                _ContentItemCount = dr.GetInt32("ItemCount");
                _ContentPartCount = dr.GetInt32("PartCount");
                _ContentRoUsageCount = dr.GetInt32("RoUsageCount");
                _ContentTransitionCount = dr.GetInt32("TransitionCount");
                _ContentZContentCount = dr.GetInt32("ZContentCount");
                MarkOld();
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.ReadData", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Content.ReadData", ex);
            }
        }
        private void DataPortal_Fetch(PKCriteria criteria)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.DataPortal_Fetch", GetHashCode());
            try
            {
                using (SqlConnection cn = Database.VEPROMS_SqlConnection)
                {
                    ApplicationContext.LocalContext["cn"] = cn;
                    using (SqlCommand cm = cn.CreateCommand())
                    {
                        cm.CommandType = CommandType.StoredProcedure;
                        cm.CommandText = "getContent";
                        cm.Parameters.AddWithValue("@ContentID", criteria.ContentID);
                        using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
                        {
                            if (!dr.Read())
                            {
                                _ErrorMessage = "No Record Found";
                                return;
                            }
                            ReadData(dr);
                            // load child objects
                            dr.NextResult();
                            _ContentDetails = ContentDetails.Get(dr);
                            // load child objects
                            dr.NextResult();
                            _MyEntry = Entry.Get(dr);
                            // load child objects
                            dr.NextResult();
                            _ContentItems = ContentItems.Get(dr);
                            // load child objects
                            dr.NextResult();
                            _ContentParts = ContentParts.Get(dr);
                            // load child objects
                            dr.NextResult();
                            _ContentRoUsages = ContentRoUsages.Get(dr);
                            // load child objects
                            dr.NextResult();
                            _ContentTransitions = ContentTransitions.Get(dr);
                            // load child objects
                            dr.NextResult();
                            _MyZContent = ZContent.Get(dr);
                        }
                    }
                    // removing of item only needed for local data portal
                    if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
                        ApplicationContext.LocalContext.Remove("cn");
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.DataPortal_Fetch", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Content.DataPortal_Fetch", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        protected override void DataPortal_Insert()
        {
            try
            {
                using (SqlConnection cn = Database.VEPROMS_SqlConnection)
                {
                    ApplicationContext.LocalContext["cn"] = cn;
                    SQLInsert();
                    // removing of item only needed for local data portal
                    if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
                        ApplicationContext.LocalContext.Remove("cn");
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.DataPortal_Insert", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Content.DataPortal_Insert", ex);
            }
            finally
            {
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.DataPortal_Insert", GetHashCode());
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        internal void SQLInsert()
        {
            if (!this.IsDirty) return;
            try
            {
                if (_MyFormat != null) _MyFormat.Update();
                SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandText = "addContent";
                    // Input All Fields - Except Calculated Columns
                    cm.Parameters.AddWithValue("@Number", _Number);
                    cm.Parameters.AddWithValue("@Text", _Text);
                    cm.Parameters.AddWithValue("@Type", _Type);
                    cm.Parameters.AddWithValue("@FormatID", FormatID);
                    cm.Parameters.AddWithValue("@Config", _Config);
                    if (_DTS.Year >= 1753 && _DTS.Year <= 9999) cm.Parameters.AddWithValue("@DTS", _DTS);
                    cm.Parameters.AddWithValue("@UserID", _UserID);
                    // Output Calculated Columns
                    SqlParameter param_ContentID = new SqlParameter("@newContentID", SqlDbType.Int);
                    param_ContentID.Direction = ParameterDirection.Output;
                    cm.Parameters.Add(param_ContentID);
                    SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
                    param_LastChanged.Direction = ParameterDirection.Output;
                    cm.Parameters.Add(param_LastChanged);
                    // TODO: Define any additional output parameters
                    cm.ExecuteNonQuery();
                    // Save all values being returned from the Procedure
                    _ContentID = (int)cm.Parameters["@newContentID"].Value;
                    _LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
                }
                MarkOld();
                // update child objects
                if (_ContentItems != null) _ContentItems.Update(this);
                if (_ContentDetails != null) _ContentDetails.Update(this);
                if (_MyEntry != null) _MyEntry.Update(this);
                if (_ContentParts != null) _ContentParts.Update(this);
                if (_ContentRoUsages != null) _ContentRoUsages.Update(this);
                if (_ContentTransitions != null) _ContentTransitions.Update(this);
                if (_MyZContent != null) _MyZContent.Update(this);
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.SQLInsert", GetHashCode());
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.SQLInsert", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Content.SQLInsert", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        public static byte[] Add(SqlConnection cn, ref int contentID, string number, string text, int? type, Format myFormat, string config, DateTime dts, string userID)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.Add", 0);
            try
            {
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandText = "addContent";
                    // Input All Fields - Except Calculated Columns
                    cm.Parameters.AddWithValue("@Number", number);
                    cm.Parameters.AddWithValue("@Text", text);
                    cm.Parameters.AddWithValue("@Type", type);
                    if (myFormat != null) cm.Parameters.AddWithValue("@FormatID", myFormat.FormatID);
                    cm.Parameters.AddWithValue("@Config", config);
                    if (dts.Year >= 1753 && dts.Year <= 9999) cm.Parameters.AddWithValue("@DTS", dts);
                    cm.Parameters.AddWithValue("@UserID", userID);
                    // Output Calculated Columns
                    SqlParameter param_ContentID = new SqlParameter("@newContentID", SqlDbType.Int);
                    param_ContentID.Direction = ParameterDirection.Output;
                    cm.Parameters.Add(param_ContentID);
                    SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
                    param_LastChanged.Direction = ParameterDirection.Output;
                    cm.Parameters.Add(param_LastChanged);
                    // TODO: Define any additional output parameters
                    cm.ExecuteNonQuery();
                    // Save all values being returned from the Procedure
                    contentID = (int)cm.Parameters["@newContentID"].Value;
                    return (byte[])cm.Parameters["@newLastChanged"].Value;
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.Add", ex);
                throw new DbCslaException("Content.Add", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        protected override void DataPortal_Update()
        {
            if (!IsDirty) return;   // If not dirty - nothing to do
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.DataPortal_Update", GetHashCode());
            try
            {
                using (SqlConnection cn = Database.VEPROMS_SqlConnection)
                {
                    ApplicationContext.LocalContext["cn"] = cn;
                    SQLUpdate();
                    // removing of item only needed for local data portal
                    if (ApplicationContext.ExecutionLocation == ApplicationContext.ExecutionLocations.Client)
                        ApplicationContext.LocalContext.Remove("cn");
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.DataPortal_Update", ex);
                _ErrorMessage = ex.Message;
                if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        internal void SQLUpdate()
        {
            if (!IsDirty) return;   // If not dirty - nothing to do
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.SQLUpdate", GetHashCode());
            try
            {
                if (_MyFormat != null) _MyFormat.Update();
                SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
                if (base.IsDirty)
                {
                    using (SqlCommand cm = cn.CreateCommand())
                    {
                        cm.CommandType = CommandType.StoredProcedure;
                        cm.CommandText = "updateContent";
                        // All Fields including Calculated Fields
                        cm.Parameters.AddWithValue("@ContentID", _ContentID);
                        cm.Parameters.AddWithValue("@Number", _Number);
                        cm.Parameters.AddWithValue("@Text", _Text);
                        cm.Parameters.AddWithValue("@Type", _Type);
                        cm.Parameters.AddWithValue("@FormatID", FormatID);
                        cm.Parameters.AddWithValue("@Config", _Config);
                        if (_DTS.Year >= 1753 && _DTS.Year <= 9999) cm.Parameters.AddWithValue("@DTS", _DTS);
                        cm.Parameters.AddWithValue("@UserID", _UserID);
                        cm.Parameters.AddWithValue("@LastChanged", _LastChanged);
                        // Output Calculated Columns
                        SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
                        param_LastChanged.Direction = ParameterDirection.Output;
                        cm.Parameters.Add(param_LastChanged);
                        // TODO: Define any additional output parameters
                        cm.ExecuteNonQuery();
                        // Save all values being returned from the Procedure
                        _LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
                    }
                }
                MarkOld();
                // use the open connection to update child objects
                if (_ContentItems != null) _ContentItems.Update(this);
                if (_ContentDetails != null) _ContentDetails.Update(this);
                if (_MyEntry != null) _MyEntry.Update(this);
                if (_ContentParts != null) _ContentParts.Update(this);
                if (_ContentRoUsages != null) _ContentRoUsages.Update(this);
                if (_ContentTransitions != null) _ContentTransitions.Update(this);
                if (_MyZContent != null) _MyZContent.Update(this);
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.SQLUpdate", ex);
                _ErrorMessage = ex.Message;
                if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
            }
        }
        internal void Update()
        {
            if (!this.IsDirty) return;
            if (base.IsDirty)
            {
                SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
                if (IsNew)
                    _LastChanged = Content.Add(cn, ref _ContentID, _Number, _Text, _Type, _MyFormat, _Config, _DTS, _UserID);
                else
                    _LastChanged = Content.Update(cn, ref _ContentID, _Number, _Text, _Type, _MyFormat, _Config, _DTS, _UserID, ref _LastChanged);
                MarkOld();
            }
            if (_ContentItems != null) _ContentItems.Update(this);
            if (_ContentDetails != null) _ContentDetails.Update(this);
            if (_MyEntry != null) _MyEntry.Update(this);
            if (_ContentParts != null) _ContentParts.Update(this);
            if (_ContentRoUsages != null) _ContentRoUsages.Update(this);
            if (_ContentTransitions != null) _ContentTransitions.Update(this);
            if (_MyZContent != null) _MyZContent.Update(this);
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        public static byte[] Update(SqlConnection cn, ref int contentID, string number, string text, int? type, Format myFormat, string config, DateTime dts, string userID, ref byte[] lastChanged)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.Update", 0);
            try
            {
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandText = "updateContent";
                    // Input All Fields - Except Calculated Columns
                    cm.Parameters.AddWithValue("@ContentID", contentID);
                    cm.Parameters.AddWithValue("@Number", number);
                    cm.Parameters.AddWithValue("@Text", text);
                    cm.Parameters.AddWithValue("@Type", type);
                    if (myFormat != null) cm.Parameters.AddWithValue("@FormatID", myFormat.FormatID);
                    cm.Parameters.AddWithValue("@Config", config);
                    if (dts.Year >= 1753 && dts.Year <= 9999) cm.Parameters.AddWithValue("@DTS", dts);
                    cm.Parameters.AddWithValue("@UserID", userID);
                    cm.Parameters.AddWithValue("@LastChanged", lastChanged);
                    // Output Calculated Columns
                    SqlParameter param_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
                    param_LastChanged.Direction = ParameterDirection.Output;
                    cm.Parameters.Add(param_LastChanged);
                    // TODO: Define any additional output parameters
                    cm.ExecuteNonQuery();
                    // Save all values being returned from the Procedure
                    return (byte[])cm.Parameters["@newLastChanged"].Value;
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.Update", ex);
                throw new DbCslaException("Content.Update", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        protected override void DataPortal_DeleteSelf()
        {
            DataPortal_Delete(new PKCriteria(_ContentID));
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        private void DataPortal_Delete(PKCriteria criteria)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.DataPortal_Delete", GetHashCode());
            try
            {
                using (SqlConnection cn = Database.VEPROMS_SqlConnection)
                {
                    using (SqlCommand cm = cn.CreateCommand())
                    {
                        cm.CommandType = CommandType.StoredProcedure;
                        cm.CommandText = "deleteContent";
                        cm.Parameters.AddWithValue("@ContentID", criteria.ContentID);
                        cm.ExecuteNonQuery();
                    }
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.DataPortal_Delete", ex);
                _ErrorMessage = ex.Message;
                throw new DbCslaException("Content.DataPortal_Delete", ex);
            }
        }
        [Transactional(TransactionalTypes.TransactionScope)]
        public static void Remove(SqlConnection cn, int contentID)
        {
            if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.Remove", 0);
            try
            {
                using (SqlCommand cm = cn.CreateCommand())
                {
                    cm.CommandType = CommandType.StoredProcedure;
                    cm.CommandText = "deleteContent";
                    // Input PK Fields
                    cm.Parameters.AddWithValue("@ContentID", contentID);
                    // TODO: Define any additional output parameters
                    cm.ExecuteNonQuery();
                }
            }
            catch (Exception ex)
            {
                if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.Remove", ex);
                throw new DbCslaException("Content.Remove", ex);
            }
        }
        #endregion
        #region Exists
        public static bool Exists(int contentID)
        {
            ExistsCommand result;
            try
            {
                result = DataPortal.Execute<ExistsCommand>(new ExistsCommand(contentID));
                return result.Exists;
            }
            catch (Exception ex)
            {
                throw new DbCslaException("Error on Content.Exists", ex);
            }
        }
        [Serializable()]
        private class ExistsCommand : CommandBase
        {
            private int _ContentID;
            private bool _exists;
            public bool Exists
            {
                get { return _exists; }
            }
            public ExistsCommand(int contentID)
            {
                _ContentID = contentID;
            }
            protected override void DataPortal_Execute()
            {
                if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Content.DataPortal_Execute", GetHashCode());
                try
                {
                    using (SqlConnection cn = Database.VEPROMS_SqlConnection)
                    {
                        cn.Open();
                        using (SqlCommand cm = cn.CreateCommand())
                        {
                            cm.CommandType = CommandType.StoredProcedure;
                            cm.CommandText = "existsContent";
                            cm.Parameters.AddWithValue("@ContentID", _ContentID);
                            int count = (int)cm.ExecuteScalar();
                            _exists = (count > 0);
                        }
                    }
                }
                catch (Exception ex)
                {
                    if (_MyLog.IsErrorEnabled) _MyLog.Error("Content.DataPortal_Execute", ex);
                    throw new DbCslaException("Content.DataPortal_Execute", ex);
                }
            }
        }
        #endregion
        // Standard Default Code
        #region extension
        ContentExtension _ContentExtension = new ContentExtension();
        [Serializable()]
        partial class ContentExtension : extensionBase
        {
        }
        [Serializable()]
        class extensionBase
        {
            // Default Values
            public virtual DateTime DefaultDTS
            {
                get { return DateTime.Now; }
            }
            public virtual string DefaultUserID
            {
                get { return Environment.UserName.ToUpper(); }
            }
            // Authorization Rules
            public virtual void AddAuthorizationRules(Csla.Security.AuthorizationRules rules)
            {
                // Needs to be overriden to add new authorization rules
            }
            // Instance Authorization Rules
            public virtual void AddInstanceAuthorizationRules(Csla.Security.AuthorizationRules rules)
            {
                // Needs to be overriden to add new authorization rules
            }
            // Validation Rules
            public virtual void AddValidationRules(Csla.Validation.ValidationRules rules)
            {
                // Needs to be overriden to add new validation rules
            }
            // InstanceValidation Rules
            public virtual void AddInstanceValidationRules(Csla.Validation.ValidationRules rules)
            {
                // Needs to be overriden to add new validation rules
            }
        }
        #endregion
    } // Class
    #region Converter
    internal class ContentConverter : ExpandableObjectConverter
    {
        public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
        {
            if (destType == typeof(string) && value is Content)
            {
                // Return the ToString value
                return ((Content)value).ToString();
            }
            return base.ConvertTo(context, culture, value, destType);
        }
    }
    #endregion
} // Namespace


//// The following is a sample Extension File.  You can use it to create ContentExt.cs
//using System;
//using System.Collections.Generic;
//using System.Text;
//using Csla;

//namespace VEPROMS.CSLA.Library
//{
//  public partial class Content
//  {
//    partial class ContentExtension : extensionBase
//    {
//      // TODO: Override automatic defaults
//      public virtual DateTime DefaultDTS
//      {
//        get { return DateTime.Now; }
//      }
//      public virtual string DefaultUserID
//      {
//        get { return Environment.UserName.ToUpper(); }
//      }
//      public new void AddAuthorizationRules(Csla.Security.AuthorizationRules rules)
//      {
//        //rules.AllowRead(Dbid, "<Role(s)>");
//      }
//      public new void AddInstanceAuthorizationRules(Csla.Security.AuthorizationRules rules)
//      {
//        //rules.AllowInstanceRead(Dbid, "<Role(s)>");
//      }
//      public new void AddValidationRules(Csla.Validation.ValidationRules rules)
//      {
//        rules.AddRule(
//          Csla.Validation.CommonRules.StringMaxLength,
//          new Csla.Validation.CommonRules.MaxLengthRuleArgs("Name", 100));
//      }
//      public new void AddInstanceValidationRules(Csla.Validation.ValidationRules rules)
//      {
//        rules.AddInstanceRule(/* Instance Validation Rule */);
//      }
//    }
//  }
//}