Files
2020-12-16 00:29:44 +00:00

912 lines
27 KiB
C#

///////////////////////////////////////////////////////////
// Memo.cs
// Implementation of Class Memo
// CSLA type: Editable Root
// Created on: 30-Aug-2004
// Object design: John
// Coded: John 30-Aug-2004
///////////////////////////////////////////////////////////
using System;
using System.Data;
using CSLA.Data;
using GZTW.Data;
using CSLA;
using System.Threading;
using CSLA.Security;
using System.ComponentModel;
using System.Text;
namespace GZTW.AyaNova.BLL
{
/// <summary>
/// AyaNova Memo between AyaNova users.
/// Used to create *new* Memo message only
/// </summary>
[Serializable]
public class Memo : BusinessBase
{
#region Attributes
private bool bReadOnly;
private Guid mID;
private SmartDate mCreated;
private SmartDate mModified;
private Guid mCreator;
private Guid mModifier;
private string mSubject = null;
private string mMessage = "";
private Guid mFromID;
private Guid mToID;
private bool mViewed;
//case 3832
private bool mReplied;
#endregion
#region Constructor
/// <summary>
/// Private constructor to prevent direct instantiation
/// </summary>
private Memo()
{
//Set to read / write initially so that properties
//can be set
bReadOnly = false;
//New ID
mID = Guid.NewGuid();
Subject = "";
Message = "";
mViewed = false;
this.mFromID = CurrentUserID;
//Set record history to defaults
mCreated = new SmartDate(DBUtil.CurrentWorkingDateTime);
mModified = new SmartDate();
mCreator = Guid.Empty;
mModifier = Guid.Empty;
}
#endregion
#region Business properties
/// <summary>
/// Get internal id number Read only property because it's set internally, not
/// externally
/// </summary>
public Guid ID
{
get
{
return mID;
}
}
/// <summary>
/// Get created date
///
///
/// </summary>
public string Created
{
get
{
return mCreated.ToString();
}
}
/// <summary>
/// Set created date
/// only used for importing
/// old MAIL from AyaNova CE
///
/// </summary>
public SmartDate zInternal
{
set
{
if (bReadOnly)
ThrowSetError();
else
{
if (mCreated != value)
{
mCreated = value;
MarkDirty();
}
}
}
}
/// <summary>
/// Get modified date
///
///
/// </summary>
public string Modified
{
get
{
return mModified.ToString();
}
}
/// <summary>
/// Get user record ID of person who created this record
///
///
/// </summary>
public Guid Creator
{
get
{
return mCreator;
}
}
/// <summary>
/// Get user ID of person who modified this record
///
///
/// </summary>
public Guid Modifier
{
get
{
return mModifier;
}
}
/// <summary>
/// Set/get Subject of item
/// Required, can't be empty
/// </summary>
public string Subject
{
get
{
return mSubject;
}
set
{
if (bReadOnly)
ThrowSetError();
else
{
if (mSubject != value)
{
mSubject = value;
BrokenRules.Assert("SubjectRequired",
"Error.Object.RequiredFieldEmpty,Memo.Label.Subject",
"Subject", value.Length == 0);
MarkDirty();
}
}
}
}
/// <summary>
/// Set/get Subject of item
///
/// </summary>
public string Message
{
get
{
return mMessage;
}
set
{
if (bReadOnly)
ThrowSetError();
else
{
if (mMessage != value)
{
mMessage = value;
MarkDirty();
}
}
}
}
/// <summary>
/// From whom
/// </summary>
public Guid FromID
{
get
{
return mFromID;
}
set
{
if (bReadOnly)
ThrowSetError();
else
{
if (mFromID != value)
{
mFromID = value;
MarkDirty();
}
}
}
}
/// <summary>
/// To whom
/// </summary>
public Guid ToID
{
get
{
return mToID;
}
set
{
if (bReadOnly)
ThrowSetError();
else
{
if (mToID != value)
{
mToID = value;
MarkDirty();
}
}
}
}
/// <summary>
/// Viewed - user has read the message
/// </summary>
public bool Viewed
{
get
{
return mViewed;
}
set
{
if (bReadOnly)
ThrowSetError();
else
{
if (mViewed != value)
{
mViewed = value;
MarkDirty();
}
}
}
}
//case 3832
public bool Replied
{
get
{
return mViewed;
}
}
/// <summary>
/// Throw an error when a read only user
/// tries to set a property
/// (this should normally never be called unless someone is using the developer api since the UI
/// should prevent it from happening initially)
/// </summary>
private void ThrowSetError()
{
throw new System.Security.SecurityException
(
string.Format
(
LocalizedTextTable.GetLocalizedTextDirect("Error.Security.NotAuthorizedToChange"),
LocalizedTextTable.GetLocalizedTextDirect("O.Memo")
)
);
}
#endregion
#region System.Object overrides
/// <summary>
///
/// </summary>
/// <returns></returns>
public override string ToString()
{
return "Memo" + mID.ToString();
}
/// <summary>
///
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public override bool Equals(Object obj)
{
if (obj == null || GetType() != obj.GetType()) return false;
Memo c = (Memo)obj;
return mID == c.mID;
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public override int GetHashCode()
{
return ("Memo" + mID).GetHashCode();
}
#endregion
#region Searching
/// <summary>
/// Returns a search result object based on search terms
/// for the ID specified
/// </summary>
/// <param name="ID"></param>
/// <param name="searchTerms"></param>
/// <returns></returns>
public static SearchResult GetSearchResult(Guid ID, string[] searchTerms)
{
if (AyaBizUtils.Right("Object.Memo") < (int)SecurityLevelTypes.ReadOnly)
return new SearchResult();
Guid To = Guid.Empty;
Guid From = Guid.Empty;
SearchResult sr = new SearchResult();
System.Text.StringBuilder sb = new System.Text.StringBuilder();
SafeDataReader dr = null;
try
{
dr = DBUtil.GetReaderFromSQLString(
"SELECT aID, aCreated, aModified, aCreator, aModifier, aSubject, " +
" aMessage, aFromID, aToID FROM aMemo WHERE (aID " +
"= @ID)"
, ID);
if (!dr.Read())
return new SearchResult();//DBUtil.ThrowFetchError("SearchResult for MemoID: " + ID.ToString());
sr.Description = dr.GetString("aSubject");
sb.Append(sr.Description);
sb.Append(" ");
sb.Append(dr.GetString("aMessage"));
From = dr.GetGuid("aFromID");
To = dr.GetGuid("aToID");
sr.Created = DBUtil.ToLocal(dr.GetSmartDate("aCreated"));
sr.Modified = DBUtil.ToLocal(dr.GetSmartDate("aModified"));
sr.Creator = dr.GetGuid("aCreator");
sr.Modifier = dr.GetGuid("aModifier");
}
finally
{
if (dr != null) dr.Close();
}
//Security..for now only allow Memo to or from current user ID to be searched
//unless it's the built in admin account...
if (!User.IsAdmin)
{
//If it's not for or from current user then bail
if (User.CurrentThreadUserID != To && User.CurrentThreadUserID != From)
return new SearchResult();
}
//Formulate results
ExtractAndRank er = new ExtractAndRank();
er.Process(sb.ToString().Trim(), searchTerms);
sr.Extract = er.Extract;
sr.Rank = er.Ranking;
sr.AncestorRootObjectID = ID;
sr.AncestorRootObjectType = RootObjectTypes.Memo;
return sr;
}
#endregion
#region Static methods
/// <summary>
/// Get new object
/// </summary>
/// <returns></returns>
public static Memo NewItem()
{
if (AyaBizUtils.IsGenerator || AyaBizUtils.Right("Object.Memo") > (int)SecurityLevelTypes.ReadOnly)
return new Memo();
else
throw new System.Security.SecurityException(
string.Format(
LocalizedTextTable.GetLocalizedTextDirect("Error.Security.NotAuthorizedToCreate"),
LocalizedTextTable.GetLocalizedTextDirect("O.Memo")));
}
///
/// <param Subject="_ID">Memo Guid</param>
public static Memo GetItem(Guid _ID, Guid __ID)//case 3832 for v8 migrate
{
if (__ID == new Guid("{BD608E8A-820C-46D1-9D81-4CCB6E71B213}"))
return (Memo)DataPortal.Fetch(new Criteria(_ID));
else
//Memo is write only, once it's sent you can't retrieve it again
throw new System.Security.SecurityException(
string.Format(
LocalizedTextTable.GetLocalizedTextDirect("Error.Security.NotAuthorizedToRetrieve"),
LocalizedTextTable.GetLocalizedTextDirect("O.Memo")));
}
/// <summary>
/// Delete Memo
/// </summary>
/// <param Subject="_ID">Memo GUID</param>
public static void DeleteItem(Guid _ID)
{
if (AyaBizUtils.Right("Object.Memo") > (int)SecurityLevelTypes.ReadWrite)
DataPortal.Delete(new Criteria(_ID));
else
throw new System.Security.SecurityException(
string.Format(
LocalizedTextTable.GetLocalizedTextDirect("Error.Security.NotAuthorizedToDelete"),
LocalizedTextTable.GetLocalizedTextDirect("O.Memo")));
}
/// <summary>
/// Used by UI to flag a memo has having been read when it's displayed to the end user
/// </summary>
/// <param name="_MemoID"></param>
public static void FlagMessageRead(Guid _MemoID)
{
MemoFlagger.SetMemoFlags(_MemoID, true, false);
}
/// <summary>
/// Used by the UI to flag a memo has having been replied to when end user creates a new memo and sends it
/// based off an existing received memo
/// </summary>
/// <param name="_MemoID"></param>
public static void FlagMessageReplied(Guid _MemoID)
{
MemoFlagger.SetMemoFlags(_MemoID, false, true);
}
#endregion
#region Shared Notification Message Processor
internal static NotifyMessage GetNotificationMessage(NotifyMessageRequestData d)
{
//string Language=User.GetUserLanguage(MessageForUserID);
MemoFetcher mf = MemoFetcher.GetItem(d.RootObjectID, d.Language);
string sMessage = LocalizedTextTable.GetLocalizedTextDirect("O.Memo", d.Language);
NotifyMessage nm = null;
if (d.Format == NotifyDeliveryMessageFormats.Brief)
{
sMessage += "-" + mf.From + "-" + mf.Subject;
if (d.MaxCharacters > 0 && sMessage.Length > d.MaxCharacters)
nm = new NotifyMessage("", sMessage.Substring(0, d.MaxCharacters));
else
nm = new NotifyMessage("", sMessage);
}
else
{
sMessage += "\r\n" + mf.Header + "\r\n\r\n" + mf.Message;
nm = new NotifyMessage(mf.Subject, sMessage);
}
return nm;
}
#endregion
#region DAL DATA ACCESS
#region Fetch
//case 3832
protected override void DataPortal_Fetch(object Criteria)
{
//set to false to load items initially
bReadOnly = false;
Criteria crit = (Criteria)Criteria;
SafeDataReader dr = null;
try
{
dr = DBUtil.GetReaderFromSQLString("SELECT * FROM aMemo WHERE aID=@ID;", crit.ID);
if (!dr.Read())
DBUtil.ThrowFetchError("Memo ID: " + crit.ID.ToString());
//Standard fields
mID = dr.GetGuid("aID");
mCreated = DBUtil.ToLocal(dr.GetSmartDate("aCreated"));
mModified = DBUtil.ToLocal(dr.GetSmartDate("aModified"));
mCreator = dr.GetGuid("aCreator");
mModifier = dr.GetGuid("aModifier");
//Memo fields
//Important: use property not internal field
//so that initial broken rule is unbroken on fetch
Subject = dr.GetString("aSubject");
mMessage = dr.GetString("aMessage");
mFromID = dr.GetGuid("aFromID");
mToID = dr.GetGuid("aToID");
mViewed = dr.GetBoolean("aViewed");
mReplied = dr.GetBoolean("aReplied");
}
finally
{
if (dr != null) dr.Close();
}
MarkOld();
//Get access rights level
bReadOnly = AyaBizUtils.Right("Object.Memo") < (int)SecurityLevelTypes.ReadWrite;
}
#endregion fetch
#region Update
/// <summary>
/// Called by DataPortal to delete/add/update data into the database
/// </summary>
protected override void DataPortal_Update()
{
//If not a new record, check if record was modified
//by another user since original retrieval:
if (!IsNew)
DBUtil.CheckSafeToUpdate(this.mModified.Date, this.mID, "aMemo");
#region Delete
if (IsDeleted)
{
throw new System.Security.SecurityException(
string.Format(
LocalizedTextTable.GetLocalizedTextDirect("Error.Security.NotAuthorizedToRetrieve"),
LocalizedTextTable.GetLocalizedTextDirect("O.Memo")));
// if(!IsNew)
// {
//
//
// //Delete object and child objects
// DBCommandWrapper cmDelete = DBUtil.GetCommandFromSQL("DELETE FROM aMemo WHERE aID = @ID;");
// cmDelete.AddInParameter("@ID",DbType.Guid,this.mID);
//
//
//
// using (IDbConnection connection = DBUtil.DB.GetConnection())
// {
// connection.Open();
// IDbTransaction transaction = connection.BeginTransaction();
//
// try
// {
//
// DBUtil.DB.ExecuteNonQuery(cmDelete, transaction);
// DBUtil.RemoveKeywords(transaction,RootObjectTypes.Memo,this.mID);
//
// // Commit the transaction
// transaction.Commit();
//
// }
// catch
// {
// // Rollback transaction
// transaction.Rollback();
// throw;
// }
// finally
// {
// connection.Close();
// }
// }
//
//
// //-----------------------------
// }
// MarkNew();
// return;
}
#endregion
#region Add / Update
//get modification time temporarily, if update succeeds then
//set to this time
System.DateTime dtModified = DBUtil.CurrentWorkingDateTime;
DBCommandWrapper cm = null;
if (IsNew)//Add or update?
cm = DBUtil.GetCommandFromSQL(
"INSERT INTO aMemo (aID, aSubject, aMessage, aFromID, aToID, aViewed, aReplied, aCreator,aModifier,aCreated, aModified) " +
"VALUES (@ID,@Subject,@Message,@FromID,@ToID,@Viewed,@Replied,@CurrentUserID,@CurrentUserID,@Created,@Modified);"
);
else
cm = DBUtil.GetCommandFromSQL(
"UPDATE aMemo SET aID=@ID, aSubject=@Subject, aMessage=@Message, " +
"aFromID=@FromID, aToID=@ToID, aViewed=@Viewed, " +
"aModifier=@CurrentUserID, aModified=@Modified " +
"WHERE aID=@ID;"
);
cm.AddInParameter("@ID", DbType.Guid, mID);
cm.AddInParameter("@Subject", DbType.String, mSubject);
cm.AddLargeStringInParameter("@Message", mMessage);
cm.AddInParameter("@FromID", DbType.Guid, mFromID);
cm.AddInParameter("@ToID", DbType.Guid, mToID);
cm.AddInParameter("@Viewed", DbType.Boolean, mViewed);
cm.AddInParameter("@Replied", DbType.Boolean, false);
//Standard fields
cm.AddInParameter("@CurrentUserID", DbType.Guid, CurrentUserID);
cm.AddInParameter("@Created", DbType.DateTime, DBUtil.ToUTC(mCreated).DBValue);
cm.AddInParameter("@Modified", DbType.DateTime, DBUtil.ToUTC(dtModified));
using (IDbConnection connection = DBUtil.DB.GetConnection())
{
connection.Open();
IDbTransaction transaction = connection.BeginTransaction();
try
{
DBUtil.DB.ExecuteNonQuery(cm, transaction);
//Process keywords
DBUtil.ProcessKeywords(transaction, this.mID, RootObjectTypes.Memo, IsNew, AyaBizUtils.Break(false,
mSubject, mMessage));
MarkOld();//db is now synched with object
// Commit the transaction
transaction.Commit();
}
catch
{
// Rollback transaction
transaction.Rollback();
throw;
}
finally
{
connection.Close();
}
//Successful update so
//change modification time to match
this.mModified.Date = dtModified;
//Process events as necessary
if (AyaBizUtils.GlobalSettings.UseNotification)//Case 509
{
NotifyEvent.AddOrUpdateEvent(RootObjectTypes.Memo, this.mID, (int)MemoEvent.Created, this.mToID, new SmartDate(), Guid.Empty);
}
}
#endregion
}
#endregion update
#region Delete
/// <summary>
/// Remove a Memo record from the database
/// </summary>
/// <param Subject="Criteria"></param>
protected override void DataPortal_Delete(object Criteria)
{
Criteria crit = (Criteria)Criteria;
//Delete object
DBCommandWrapper cmDelete = DBUtil.GetCommandFromSQL("DELETE FROM aMemo WHERE aID = @ID;");
cmDelete.AddInParameter("@ID", DbType.Guid, crit.ID);
using (IDbConnection connection = DBUtil.DB.GetConnection())
{
connection.Open();
IDbTransaction transaction = connection.BeginTransaction();
try
{
DBUtil.DB.ExecuteNonQuery(cmDelete, transaction);
DBUtil.RemoveKeywords(transaction, RootObjectTypes.Memo, crit.ID);
// Commit the transaction
transaction.Commit();
}
catch
{
// Rollback transaction
transaction.Rollback();
throw;
}
finally
{
connection.Close();
}
//Remove any events for this object
if (AyaBizUtils.GlobalSettings.UseNotification)//Case 510
{
NotifyEvent.RemoveAllEventsForObject(crit.ID);
}
}
}
#endregion delete
#endregion
#region Override IsValid / IsDirty
//Override base class version if there are child objects
/*
public override bool IsValid
{
get
{
return base.IsValid && ChildItem.IsValid;
}
}
public override bool IsDirty
{
get
{
return base.IsDirty || ChildItem.IsDirty;
}
}
*/
#endregion
#region criteria
/// <summary>
/// Criteria for identifying existing object
/// </summary>
[Serializable]
private class Criteria
{
public Guid ID;
public Criteria(Guid _ID)
{
ID = _ID;
}
}
#endregion
#region Flag MessageReadReplied
#pragma warning disable 1591
/// <summary>
/// Update eMemo messages
/// </summary>
[Serializable, System.ComponentModel.Browsable(false)]
public class MemoFlagger//DO_NOT_OBFUSCATE
{
bool _SetRead = false;
bool _SetReplied = false;
Guid _MemoID;
public MemoFlagger(Guid MemoID, bool SetRead, bool SetReplied)
{
_MemoID = MemoID;
_SetRead = SetRead;
_SetReplied = SetReplied;
}
public static void SetMemoFlags(Guid MemoID, bool SetRead, bool SetReplied)
{
DataPortal.Update(new MemoFlagger(MemoID, SetRead, SetReplied));
}
public void DataPortal_Update()
{
DBCommandWrapper cm = null;
if (_SetRead)
cm = DBUtil.GetCommandFromSQL(
"UPDATE aMemo SET aViewed=@TRUE " +
"WHERE aID=@ID;"
);
if (_SetReplied)
cm = DBUtil.GetCommandFromSQL(
"UPDATE aMemo SET aReplied=@TRUE " +
"WHERE aID=@ID;"
);
cm.AddInParameter("@ID", DbType.Guid, _MemoID);
cm.AddInParameter("@TRUE", DbType.Boolean, true);
DBUtil.DB.ExecuteNonQuery(cm);
}
}
#pragma warning restore 1591
#endregion memo flagger
}//end Memo
#region Notification events
/// <summary>
///
/// </summary>
public enum MemoEvent : int
{
/// <summary>
///
/// </summary>
[Description("LT:Memo.Label.Event.Created")]
Created = 1
}
#endregion
}//end Subjectspace GZTW.AyaNova.BLL