1115 lines
35 KiB
C#

// ========================================================================
// 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>
/// Image Generated by MyGeneration using the CSLA Object Mapping template
/// </summary>
[Serializable()]
[TypeConverter(typeof(ImageConverter))]
public partial class Image : BusinessBase<Image>, IDisposable, IVEHasBrokenRules
{
#region Log4Net
private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
#endregion
#region Refresh
private List<Image> _RefreshImages = new List<Image>();
private void AddToRefreshList(List<Image> refreshImages)
{
if (IsDirty)
refreshImages.Add(this);
}
private void ClearRefreshList()
{
_RefreshImages = new List<Image>();
}
private void BuildRefreshList()
{
ClearRefreshList();
AddToRefreshList(_RefreshImages);
}
private void ProcessRefreshList()
{
foreach (Image tmp in _RefreshImages)
{
ImageInfo.Refresh(tmp);
}
ClearRefreshList();
}
#endregion
#region Collection
private static List<Image> _CacheList = new List<Image>();
protected static void AddToCache(Image image)
{
// B2021-147 commented out to fix out of memory bug
//if (!_CacheList.Contains(image)) _CacheList.Add(image); // In AddToCache
}
protected static void RemoveFromCache(Image image)
{
while (_CacheList.Contains(image)) _CacheList.Remove(image); // In RemoveFromCache
}
private static Dictionary<string, List<Image>> _CacheByPrimaryKey = new Dictionary<string, List<Image>>();
private static void ConvertListToDictionary()
{
while (_CacheList.Count > 0) // Move Image(s) from temporary _CacheList to _CacheByPrimaryKey
{
Image tmp = _CacheList[0]; // Get the first Image
string pKey = tmp.ContentID.ToString();
if (!_CacheByPrimaryKey.ContainsKey(pKey))
{
_CacheByPrimaryKey[pKey] = new List<Image>(); // Add new list for PrimaryKey
}
_CacheByPrimaryKey[pKey].Add(tmp); // Add to Primary Key list
_CacheList.RemoveAt(0); // Remove the first Image
}
}
protected static Image 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 int _ContentID;
[System.ComponentModel.DataObjectField(true, true)]
public int ContentID
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("ContentID", true);
if (_MyContent != null) _ContentID = _MyContent.ContentID;
return _ContentID;
}
}
private Content _MyContent;
[System.ComponentModel.DataObjectField(true, true)]
public Content MyContent
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("MyContent", true);
if (_MyContent == null && _ContentID != 0) _MyContent = Content.Get(_ContentID);
return _MyContent;
}
}
private int _ImageType;
/// <summary>
/// 1 - Figure, 2 - Video, 3 - Audio
/// </summary>
public int ImageType
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("ImageType", true);
return _ImageType;
}
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
set
{
CanWriteProperty("ImageType", true);
if (_ImageType != value)
{
_ImageType = value;
PropertyHasChanged();
}
}
}
private string _FileName = string.Empty;
public string FileName
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("FileName", true);
return _FileName;
}
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
set
{
CanWriteProperty("FileName", true);
if (value == null) value = string.Empty;
if (_FileName != value)
{
_FileName = value;
PropertyHasChanged();
}
}
}
private byte[] _Data;
public byte[] Data
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("Data", true);
return _Data;
}
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
set
{
CanWriteProperty("Data", true);
if (_Data != value)
{
_Data = value;
PropertyHasChanged();
}
}
}
private string _Config = string.Empty;
public string Config
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("Config", true);
return _Config;
}
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
set
{
CanWriteProperty("Config", true);
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
{
CanReadProperty("DTS", true);
return _DTS;
}
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
set
{
CanWriteProperty("DTS", true);
if (_DTS != value)
{
_DTS = value;
PropertyHasChanged();
}
}
}
private string _UserID = string.Empty;
public string UserID
{
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
get
{
CanReadProperty("UserID", true);
return _UserID;
}
[System.Runtime.CompilerServices.MethodImpl(System.Runtime.CompilerServices.MethodImplOptions.NoInlining)]
set
{
CanWriteProperty("UserID", true);
if (value == null) value = string.Empty;
if (_UserID != value)
{
_UserID = value;
PropertyHasChanged();
}
}
}
private byte[] _LastChanged = new byte[8];//timestamp
public override bool IsDirty
{
get { return base.IsDirty; }
}
public bool IsDirtyList(List<object> list)
{
return base.IsDirty;
}
public override bool IsValid
{
get { return (IsNew && !IsDirty) ? true : base.IsValid; }
}
public bool IsValidList(List<object> list)
{
return (IsNew && !IsDirty) ? true : base.IsValid;
}
// CSLATODO: Replace base Image.ToString function as necessary
/// <summary>
/// Overrides Base ToString
/// </summary>
/// <returns>A string representation of current Image</returns>
//public override string ToString()
//{
// return base.ToString();
//}
// CSLATODO: Check Image.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 Image</returns>
protected override object GetIdValue()
{
return MyImageUnique; // Absolutely Unique ID
}
#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;
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.StringRequired, "FileName");
ValidationRules.AddRule(
Csla.Validation.CommonRules.StringMaxLength,
new Csla.Validation.CommonRules.MaxLengthRuleArgs("FileName", 255));
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");
_ImageExtension.AddValidationRules(ValidationRules);
// CSLATODO: Add other validation rules
}
protected override void AddInstanceBusinessRules()
{
_ImageExtension.AddInstanceValidationRules(ValidationRules);
// CSLATODO: 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()
{
//CSLATODO: Who can read/write which fields
//AuthorizationRules.AllowRead(ContentID, "<Role(s)>");
//AuthorizationRules.AllowRead(ImageType, "<Role(s)>");
//AuthorizationRules.AllowRead(FileName, "<Role(s)>");
//AuthorizationRules.AllowRead(Data, "<Role(s)>");
//AuthorizationRules.AllowRead(Config, "<Role(s)>");
//AuthorizationRules.AllowRead(DTS, "<Role(s)>");
//AuthorizationRules.AllowRead(UserID, "<Role(s)>");
//AuthorizationRules.AllowWrite(ImageType, "<Role(s)>");
//AuthorizationRules.AllowWrite(FileName, "<Role(s)>");
//AuthorizationRules.AllowWrite(Data, "<Role(s)>");
//AuthorizationRules.AllowWrite(Config, "<Role(s)>");
//AuthorizationRules.AllowWrite(DTS, "<Role(s)>");
//AuthorizationRules.AllowWrite(UserID, "<Role(s)>");
_ImageExtension.AddAuthorizationRules(AuthorizationRules);
}
protected override void AddInstanceAuthorizationRules()
{
//CSLATODO: Who can read/write which fields
_ImageExtension.AddInstanceAuthorizationRules(AuthorizationRules);
}
public static bool CanAddObject()
{
// CSLATODO: Can Add Authorization
//return Csla.ApplicationContext.User.IsInRole("ProjectManager");
return true;
}
public static bool CanGetObject()
{
// CSLATODO: CanGet Authorization
return true;
}
public static bool CanDeleteObject()
{
// CSLATODO: 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;
}
public static bool CanEditObject()
{
// CSLATODO: CanEdit Authorization
//return Csla.ApplicationContext.User.IsInRole("ProjectManager");
return true;
}
#endregion
#region Factory Methods
public int CurrentEditLevel
{ get { return EditLevel; } }
private static int _ImageUnique = 0;
protected static int ImageUnique
{ get { return ++_ImageUnique; } }
private int _MyImageUnique = ImageUnique;
public int MyImageUnique // Absolutely Unique ID - Editable
{ get { return _MyImageUnique; } }
protected Image()
{/* require use of factory methods */
AddToCache(this);
}
private bool _Disposed = false;
private static int _CountCreated = 0;
private static int _CountDisposed = 0;
private static int _CountFinalized = 0;
private static int IncrementCountCreated
{ get { return ++_CountCreated; } }
private int _CountWhenCreated = IncrementCountCreated;
public static int CountCreated
{ get { return _CountCreated; } }
public static int CountNotDisposed
{ get { return _CountCreated - _CountDisposed; } }
public static int CountNotFinalized
{ get { return _CountCreated - _CountFinalized; } }
~Image()
{
_CountFinalized++;
}
public void Dispose()
{
if (_Disposed) return;
_CountDisposed++;
_Disposed = true;
RemoveFromDictionaries();
}
private void RemoveFromDictionaries()
{
RemoveFromCache(this);
if (_CacheByPrimaryKey.ContainsKey(ContentID.ToString()))
{
List<Image> listImage = _CacheByPrimaryKey[ContentID.ToString()]; // Get the list of items
while (listImage.Contains(this)) listImage.Remove(this); // Remove the item from the list
if (listImage.Count == 0) //If there are no items left in the list
_CacheByPrimaryKey.Remove(ContentID.ToString()); // remove the list
}
}
public static Image New()
{
if (!CanAddObject())
throw new System.Security.SecurityException("User not authorized to add a Image");
try
{
return DataPortal.Create<Image>();
}
catch (Exception ex)
{
throw new DbCslaException("Error on Image.New", ex);
}
}
public static Image New(Content myContent, string fileName, byte[] data)
{
Image tmp = Image.New();
tmp._MyContent = myContent;
tmp.FileName = fileName;
tmp.Data = data;
return tmp;
}
public static Image New(Content myContent, int imageType, string fileName, byte[] data, string config, DateTime dts, string userID)
{
Image tmp = Image.New();
tmp._MyContent = myContent;
tmp.ImageType = imageType;
tmp.FileName = fileName;
tmp.Data = data;
tmp.Config = config;
tmp.DTS = dts;
tmp.UserID = userID;
return tmp;
}
public static Image MakeImage(Content myContent, int imageType, string fileName, byte[] data, string config, DateTime dts, string userID)
{
Image tmp = Image.New(myContent, imageType, fileName, data, config, dts, userID);
if (tmp.IsSavable)
tmp = tmp.Save();
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 Image New(Content myContent, string fileName, byte[] data, string config)
{
Image tmp = Image.New();
tmp._MyContent = myContent;
tmp.FileName = fileName;
tmp.Data = data;
tmp.Config = config;
return tmp;
}
public static Image MakeImage(Content myContent, string fileName, byte[] data, string config)
{
Image tmp = Image.New(myContent, fileName, data, config);
if (tmp.IsSavable)
tmp = tmp.Save();
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 Image New(Content myContent)
{
Image tmp = Image.New();
tmp._MyContent = myContent;
tmp.MarkClean();
tmp.MarkAsChild();
return tmp;
}
public static Image Get(int contentID)
{
if (!CanGetObject())
throw new System.Security.SecurityException("User not authorized to view a Image");
try
{
Image tmp = GetCachedByPrimaryKey(contentID);
if (tmp == null)
{
tmp = DataPortal.Fetch<Image>(new PKCriteria(contentID));
AddToCache(tmp);
}
if (tmp.ErrorMessage == "No Record Found")
{
tmp.Dispose(); // Clean-up Image
tmp = null;
}
return tmp;
}
catch (Exception ex)
{
throw new DbCslaException("Error on Image.Get", ex);
}
}
public static Image Get(SafeDataReader dr)
{
if (dr.Read()) return new Image(dr);
return null;
}
internal Image(SafeDataReader dr)
{
ReadData(dr);
}
public static void Delete(int contentID)
{
if (!CanDeleteObject())
throw new System.Security.SecurityException("User not authorized to remove a Image");
try
{
DataPortal.Delete(new PKCriteria(contentID));
}
catch (Exception ex)
{
throw new DbCslaException("Error on Image.Delete", ex);
}
}
public override Image Save()
{
if (IsDeleted && !CanDeleteObject())
throw new System.Security.SecurityException("User not authorized to remove a Image");
else if (IsNew && !CanAddObject())
throw new System.Security.SecurityException("User not authorized to add a Image");
else if (!CanEditObject())
throw new System.Security.SecurityException("User not authorized to update a Image");
try
{
BuildRefreshList();
Image image = base.Save();
RemoveFromDictionaries(); // if save is successful remove the previous Folder from the cache
AddToCache(image);//Refresh the item in AllList
ProcessRefreshList();
return image;
}
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;
}
}
// CSLATODO: If Create needs to access DB - It should not be marked RunLocal
[RunLocal()]
private new void DataPortal_Create()
{
// Database Defaults
_ImageType = _ImageExtension.DefaultImageType;
_DTS = _ImageExtension.DefaultDTS;
_UserID = _ImageExtension.DefaultUserID;
// CSLATODO: Add any defaults that are necessary
ValidationRules.CheckRules();
}
private void ReadData(SafeDataReader dr)
{
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.ReadData", GetHashCode());
try
{
_ContentID = dr.GetInt32("ContentID");
_ImageType = dr.GetInt32("ImageType");
_FileName = dr.GetString("FileName");
_Data = (byte[])dr.GetValue("Data");
_Config = dr.GetString("Config");
_DTS = dr.GetDateTime("DTS");
_UserID = dr.GetString("UserID");
dr.GetBytes("LastChanged", 0, _LastChanged, 0, 8);
MarkOld();
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("Image.ReadData", ex);
_ErrorMessage = ex.Message;
throw new DbCslaException("Image.ReadData", ex);
}
}
private void DataPortal_Fetch(PKCriteria criteria)
{
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.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 = "getImage";
cm.Parameters.AddWithValue("@ContentID", criteria.ContentID);
cm.CommandTimeout = Database.DefaultTimeout;
using (SafeDataReader dr = new SafeDataReader(cm.ExecuteReader()))
{
if (!dr.Read())
{
_ErrorMessage = "No Record Found";
return;
}
ReadData(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("Image.DataPortal_Fetch", ex);
_ErrorMessage = ex.Message;
throw new DbCslaException("Image.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("Image.DataPortal_Insert", ex);
_ErrorMessage = ex.Message;
throw new DbCslaException("Image.DataPortal_Insert", ex);
}
finally
{
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.DataPortal_Insert", GetHashCode());
}
}
[Transactional(TransactionalTypes.TransactionScope)]
internal void SQLInsert()
{
if (!this.IsDirty) return;
try
{
SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "addImage";
// Input All Fields - Except Calculated Columns
cm.Parameters.AddWithValue("@ContentID", ContentID);
cm.Parameters.AddWithValue("@ImageType", _ImageType);
cm.Parameters.AddWithValue("@FileName", _FileName);
cm.Parameters.AddWithValue("@Data", _Data);
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_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
param_LastChanged.Direction = ParameterDirection.Output;
cm.Parameters.Add(param_LastChanged);
// CSLATODO: Define any additional output parameters
cm.ExecuteNonQuery();
// Save all values being returned from the Procedure
_LastChanged = (byte[])cm.Parameters["@newLastChanged"].Value;
}
MarkOld();
// update child objects
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.SQLInsert", GetHashCode());
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("Image.SQLInsert", ex);
_ErrorMessage = ex.Message;
throw new DbCslaException("Image.SQLInsert", ex);
}
}
[Transactional(TransactionalTypes.TransactionScope)]
public static byte[] Add(SqlConnection cn, Content myContent, int imageType, string fileName, byte[] data, string config, DateTime dts, string userID)
{
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.Add", 0);
try
{
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "addImage";
// Input All Fields - Except Calculated Columns
cm.Parameters.AddWithValue("@ContentID", myContent.ContentID);
cm.Parameters.AddWithValue("@ImageType", imageType);
cm.Parameters.AddWithValue("@FileName", fileName);
cm.Parameters.AddWithValue("@Data", data);
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_LastChanged = new SqlParameter("@newLastChanged", SqlDbType.Timestamp);
param_LastChanged.Direction = ParameterDirection.Output;
cm.Parameters.Add(param_LastChanged);
// CSLATODO: 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("Image.Add", ex);
throw new DbCslaException("Image.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}] Image.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("Image.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}] Image.SQLUpdate", GetHashCode());
try
{
SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
if (base.IsDirty)
{
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "updateImage";
// All Fields including Calculated Fields
cm.Parameters.AddWithValue("@ContentID", ContentID);
cm.Parameters.AddWithValue("@ImageType", _ImageType);
cm.Parameters.AddWithValue("@FileName", _FileName);
cm.Parameters.AddWithValue("@Data", _Data);
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);
// CSLATODO: 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
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("Image.SQLUpdate", ex);
_ErrorMessage = ex.Message;
if (!ex.Message.EndsWith("has been edited by another user.")) throw ex;
}
}
internal void Update(Content content)
{
if (!this.IsDirty) return;
if (base.IsDirty)
{
SqlConnection cn = (SqlConnection)ApplicationContext.LocalContext["cn"];
if (IsNew)
_LastChanged = Image.Add(cn, content, _ImageType, _FileName, _Data, _Config, _DTS, _UserID);
else
_LastChanged = Image.Update(cn, content.ContentID, _ImageType, _FileName, _Data, _Config, _DTS, _UserID, ref _LastChanged);
MarkOld();
}
}
[Transactional(TransactionalTypes.TransactionScope)]
public static byte[] Update(SqlConnection cn, int contentID, int imageType, string fileName, byte[] data, string config, DateTime dts, string userID, ref byte[] lastChanged)
{
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.Update", 0);
try
{
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "updateImage";
// Input All Fields - Except Calculated Columns
cm.Parameters.AddWithValue("@ContentID", contentID);
cm.Parameters.AddWithValue("@ImageType", imageType);
cm.Parameters.AddWithValue("@FileName", fileName);
cm.Parameters.AddWithValue("@Data", data);
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);
// CSLATODO: 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("Image.Update", ex);
throw new DbCslaException("Image.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}] Image.DataPortal_Delete", GetHashCode());
try
{
using (SqlConnection cn = Database.VEPROMS_SqlConnection)
{
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "deleteImage";
cm.Parameters.AddWithValue("@ContentID", criteria.ContentID);
cm.ExecuteNonQuery();
}
}
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("Image.DataPortal_Delete", ex);
_ErrorMessage = ex.Message;
throw new DbCslaException("Image.DataPortal_Delete", ex);
}
}
[Transactional(TransactionalTypes.TransactionScope)]
public static void Remove(SqlConnection cn, int contentID)
{
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] Image.Remove", 0);
try
{
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "deleteImage";
// Input PK Fields
cm.Parameters.AddWithValue("@ContentID", contentID);
// CSLATODO: Define any additional output parameters
cm.ExecuteNonQuery();
}
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("Image.Remove", ex);
throw new DbCslaException("Image.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 Image.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}] Image.DataPortal_Execute", GetHashCode());
try
{
using (SqlConnection cn = Database.VEPROMS_SqlConnection)
{
cn.Open();
using (SqlCommand cm = cn.CreateCommand())
{
cm.CommandType = CommandType.StoredProcedure;
cm.CommandTimeout = Database.SQLTimeout;
cm.CommandText = "existsImage";
cm.Parameters.AddWithValue("@ContentID", _ContentID);
int count = (int)cm.ExecuteScalar();
_exists = (count > 0);
}
}
}
catch (Exception ex)
{
if (_MyLog.IsErrorEnabled) _MyLog.Error("Image.DataPortal_Execute", ex);
throw new DbCslaException("Image.DataPortal_Execute", ex);
}
}
}
#endregion
// Standard Default Code
#region extension
ImageExtension _ImageExtension = new ImageExtension();
[Serializable()]
partial class ImageExtension : extensionBase
{
}
[Serializable()]
class extensionBase
{
// Default Values
public virtual int DefaultImageType
{
get { return 1; }
}
public virtual DateTime DefaultDTS
{
get { return DateTime.Now; }
}
public virtual string DefaultUserID
{
get { return Volian.Base.Library.VlnSettings.UserID; }
}
// 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 ImageConverter : ExpandableObjectConverter
{
public override object ConvertTo(ITypeDescriptorContext context, System.Globalization.CultureInfo culture, object value, Type destType)
{
if (destType == typeof(string) && value is Image)
{
// Return the ToString value
return ((Image)value).ToString();
}
return base.ConvertTo(context, culture, value, destType);
}
}
#endregion
} // Namespace
//// The following is a sample Extension File. You can use it to create ImageExt.cs
//using System;
//using System.Collections.Generic;
//using System.Text;
//using Csla;
//namespace VEPROMS.CSLA.Library
//{
// public partial class Image
// {
// partial class ImageExtension : extensionBase
// {
// // CSLATODO: Override automatic defaults
// public virtual int DefaultImageType
// {
// get { return 1; }
// }
// 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 */);
// }
// }
// }
//}