/// <summary>
/// Routine that attempts to resend emails that previously failed.
/// </summary>
/// <returns>List of emails that were successfully resent.</returns>
/// <remarks>Uses internally maintained queue of emails that failed to send.</remarks>
public PFListEx <stEmailArchiveEntry> ResendEmails()
{
PFListEx <stEmailArchiveEntry> successfulResends = new PFListEx <stEmailArchiveEntry>();
PFListEx <stEmailArchiveEntry> failedResends = new PFListEx <stEmailArchiveEntry>();
_emailResendQueue = PFListEx <stEmailArchiveEntry> .LoadFromXmlFile(_emailResendQueueFile);
_emailLastResendList.Clear();
foreach (stEmailArchiveEntry emailEntry in _emailResendQueue)
{
stEmailSendResult res = this.SendEmail(emailEntry.emailMessage, false);
if (res.emailSendResult == enEmailSendResult.Success)
{
stEmailArchiveEntry successEntry = new stEmailArchiveEntry(res, emailEntry.emailMessage);
successEntry.numRetries = emailEntry.numRetries + 1;
successEntry.firstSendAttempt = emailEntry.firstSendAttempt;
successEntry.lastSendAttempt = DateTime.Now;
successfulResends.Add(successEntry);
}
else
{
stEmailArchiveEntry failedEntry = new stEmailArchiveEntry(res, emailEntry.emailMessage);
failedEntry.firstSendAttempt = emailEntry.firstSendAttempt;
failedEntry.lastSendAttempt = DateTime.Now;
failedEntry.numRetries = emailEntry.numRetries + 1;
failedResends.Add(failedEntry);
}
}
_emailResendQueue.Clear();
if (failedResends.Count > 0)
{
foreach (stEmailArchiveEntry entry in failedResends)
{
if (entry.numRetries < _maxNumResendAttempts)
{
stEmailArchiveEntry newEntry = new stEmailArchiveEntry(entry.sendResult, entry.emailMessage);
newEntry.firstSendAttempt = entry.firstSendAttempt;
newEntry.lastSendAttempt = entry.lastSendAttempt;
newEntry.numRetries = entry.numRetries;
_emailResendQueue.Add(newEntry);
}
else
{
stEmailArchiveEntry lastEntry = new stEmailArchiveEntry(entry.sendResult, entry.emailMessage);
lastEntry.firstSendAttempt = entry.firstSendAttempt;
lastEntry.lastSendAttempt = entry.lastSendAttempt;
lastEntry.numRetries = entry.numRetries;
_emailLastResendList.Add(lastEntry);
}
}
}
_emailResendQueue.SaveToXmlFile(_emailResendQueueFile);
return(successfulResends);
}
private void InitInstance()
{
if (File.Exists(_emailResendQueueFile) == false)
{
_emailResendQueue.SaveToXmlFile(_emailResendQueueFile);
}
_emailResendQueue = PFListEx <stEmailArchiveEntry> .LoadFromXmlFile(_emailResendQueueFile);
}
private void InitInstance(enLogFileStorageType logFileStorageType, string logFileConnectionString,
enLogRetryQueueStorageType logRetryQueueStorageType, string logRetryQueueConnectionString)
{
_logFileStorageType = logFileStorageType;
_logFileConnectionString = logFileConnectionString;
_logRetryQueueStorageType = logRetryQueueStorageType;
_logRetryQueueConnectionString = logRetryQueueConnectionString;
if (_logFileStorageType == enLogFileStorageType.Database)
{
string dbFilename = _logFileConnectionString.Replace("data source='", "").Replace("'", "");
if (File.Exists(dbFilename) == false)
{
CreateLogDb(_logFileConnectionString);
}
}
else // (_logFileStorageType == enLogFileStorageType.TextFile)
{
if (File.Exists(_logFileConnectionString) == false)
{
FileStream fs = File.Create(_logFileConnectionString);
fs.Close();
}
}
if (_logRetryQueueStorageType == enLogRetryQueueStorageType.Database)
{
string dbFilename = _logRetryQueueConnectionString.Replace("data source='", "").Replace("'", "");
if (File.Exists(dbFilename) == false)
{
CreateRetryQueueDb(_logRetryQueueConnectionString);
SaveRetryQueue();
}
//_logRetryQueueDatabaseListName = Path.GetFileNameWithoutExtension(_applicationName) + "_" + _logRetryQueueDatabaseListName;
//throw new System.Exception("Database retry queue not yet implemented.");
}
else // enLogRetryQueueStorageType.XmlFile
{
if (File.Exists(_logRetryQueueConnectionString) == false)
{
//create the retry queue
_logRetryQueue.SaveToXmlFile(_logRetryQueueConnectionString);
}
}
if (_logRetryQueueStorageType == enLogRetryQueueStorageType.Database)
{
_logRetryQueue = PFListEx <PFLogMessage> .LoadFromDatabase(_logRetryQueueConnectionString, _logRetryQueueDatabaseListName);
}
else
{
_logRetryQueue = PFListEx <PFLogMessage> .LoadFromXmlFile(_logRetryQueueConnectionString);
}
}
public static void ResendEmailsTest(MainForm frm)
{
PFEmailManager emMgr;
string connectionString = string.Empty;
string configValue = string.Empty;
try
{
_msg.Length = 0;
_msg.Append("ResendEmailsTest started ...\r\n");
Program._messageLog.WriteLine(_msg.ToString());
configValue = AppConfig.GetStringValueFromConfigFile("EmailResendQueueDatabaseConnectionString", string.Empty);
if (configValue.Length > 0)
{
_emailResendQueueDatabaseConnectionString = configValue;
}
emMgr = new PFEmailManager(@"c:\temp\EmailResendQueue.xml");
PFListEx <stEmailArchiveEntry> successfulResends = emMgr.ResendEmails();
_msg.Length = 0;
_msg.Append("Number of successful resends: ");
_msg.Append(successfulResends.Count());
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append("Number of failed resends: ");
_msg.Append(emMgr.EmailResendQueue.Count());
Program._messageLog.WriteLine(_msg.ToString());
for (int i = 0; i < emMgr.EmailResendQueue.Count; i++)
{
stEmailArchiveEntry em = emMgr.EmailResendQueue[i];
_msg.Length = 0;
_msg.Append("Attempt to send email to server ");
_msg.Append(em.emailMessage.SMTPServer);
_msg.Append(" failed. Retry count = ");
_msg.Append(em.numRetries.ToString());
Program._messageLog.WriteLine(_msg.ToString());
}
_msg.Length = 0;
_msg.Append("Number of last resends: ");
_msg.Append(emMgr.EmailLastResendList.Count());
Program._messageLog.WriteLine(_msg.ToString());
for (int i = 0; i < emMgr.EmailLastResendList.Count; i++)
{
stEmailArchiveEntry em = emMgr.EmailLastResendList[i];
_msg.Length = 0;
_msg.Append("Final attempt to send email to server ");
_msg.Append(em.emailMessage.SMTPServer);
_msg.Append(" failed. Retry count = ");
_msg.Append(em.numRetries.ToString());
Program._messageLog.WriteLine(_msg.ToString());
}
}
catch (System.Exception ex)
{
_msg.Length = 0;
_msg.Append(AppGlobals.AppMessages.FormatErrorMessage(ex));
Program._messageLog.WriteLine(_msg.ToString());
AppMessages.DisplayErrorMessage(_msg.ToString(), _saveErrorMessagesToAppLog);
}
finally
{
_msg.Length = 0;
_msg.Append("\r\n... ResendEmailsTest finished.");
Program._messageLog.WriteLine(_msg.ToString());
}
}
public static void KeyValueListMergeTest()
{
PFKeyValueListEx <int, string> list1 = new PFKeyValueListEx <int, string>();
PFKeyValueListEx <int, string> list2 = new PFKeyValueListEx <int, string>();
PFKeyValueListEx <int, string> list3 = new PFKeyValueListEx <int, string>();
try
{
_msg.Length = 0;
_msg.Append("KeyValueListMergeTest started ...\r\n");
Program._messageLog.WriteLine(_msg.ToString());
list1.Add(new pfKeyValuePair <int, string>(1, "First"));
list1.Add(new pfKeyValuePair <int, string>(2, "Second"));
list1.Add(new pfKeyValuePair <int, string>(3, "Third"));
list2.Add(new pfKeyValuePair <int, string>(4, "fourth"));
list2.Add(new pfKeyValuePair <int, string>(5, "fifth"));
list2.Add(new pfKeyValuePair <int, string>(6, "sixth"));
list3.Add(new pfKeyValuePair <int, string>(7, "Seventh"));
list3.Add(new pfKeyValuePair <int, string>(8, "Eighth"));
list3.Add(new pfKeyValuePair <int, string>(9, "Ninth"));
list3.Add(new pfKeyValuePair <int, string>(10, "Tenth"));
PFKeyValueListEx <int, string>[] listArray = { list1, list2, list3 };
PFListEx <PFKeyValueListEx <int, string> > listOfLists = new PFListEx <PFKeyValueListEx <int, string> >();
listOfLists.Add(list1);
listOfLists.Add(list2);
listOfLists.Add(list3);
PFKeyValueListEx <int, string> concatListFromArray = PFKeyValueListEx <int, string> .ConcatenateLists(listArray);
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("Concatenated list from Array");
_msg.Append(Environment.NewLine);
_msg.Append(concatListFromArray.ToXmlString());
Program._messageLog.WriteLine(_msg.ToString());
PFKeyValueListEx <int, string> concatListFromList = PFKeyValueListEx <int, string> .ConcatenateLists(listOfLists);
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("Concatenated list from List");
_msg.Append(Environment.NewLine);
_msg.Append(concatListFromList.ToXmlString());
Program._messageLog.WriteLine(_msg.ToString());
PFKeyValueListEx <int, string> mergedList = list1.Merge(list2);
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("Merged list");
_msg.Append(Environment.NewLine);
_msg.Append(mergedList.ToXmlString());
Program._messageLog.WriteLine(_msg.ToString());
mergedList.Clear();
mergedList = list3.Merge(new PFKeyValueListEx <int, string>[2] {
list1, list2
});
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("Merged list from Array");
_msg.Append(Environment.NewLine);
_msg.Append(mergedList.ToXmlString());
Program._messageLog.WriteLine(_msg.ToString());
mergedList.Clear();
mergedList = list3.Merge(new PFListEx <PFKeyValueListEx <int, string> > {
list2, list1
});
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("Merged list from List");
_msg.Append(Environment.NewLine);
_msg.Append(mergedList.ToXmlString());
Program._messageLog.WriteLine(_msg.ToString());
}
catch (System.Exception ex)
{
_msg.Length = 0;
_msg.Append(AppGlobals.AppMessages.FormatErrorMessage(ex));
Program._messageLog.WriteLine(_msg.ToString());
AppMessages.DisplayErrorMessage(_msg.ToString(), _saveErrorMessagesToAppLog);
}
finally
{
_msg.Length = 0;
_msg.Append("\r\n... KeyValueListMergeTest finished.");
Program._messageLog.WriteLine(_msg.ToString());
}
}
//tests
public static void GenericListTest()
{
PFListEx <string> testList = new PFListEx <string>();
PFListEx <string> testList2 = new PFListEx <string>();
PFListEx <string> testList3 = new PFListEx <string>();
PFListEx <string> testList4 = new PFListEx <string>();
string testListXmlFile = @"c:\temp\testlist.xml";
string connectionString = string.Empty;
string configValue = string.Empty;
try
{
_msg.Length = 0;
_msg.Append("GenericListTest started ...");
Program._messageLog.WriteLine(_msg.ToString());
configValue = AppConfig.GetStringValueFromConfigFile("ListsDatabaseFile", string.Empty);
if (configValue.Length > 0)
{
connectionString = configValue;
}
else
{
connectionString = _listsDatabaseConnectionString;
}
_msg.Length = 0;
_msg.Append("First = ");
_msg.Append(testList.FirstItem == null ? "<null>" : testList.FirstItem);
Program._messageLog.WriteLine(_msg.ToString());
testList.Add("First item");
testList.Add("Second item");
testList.Add("Third item");
_msg.Length = 0;
_msg.Append("Number of items in list: ");
Program._messageLog.WriteLine(_msg.ToString());
foreach (string s in testList)
{
_msg.Length = 0;
_msg.Append(s);
Program._messageLog.WriteLine(_msg.ToString());
}
_msg.Length = 0;
_msg.Append("First = ");
_msg.Append(testList.FirstItem);
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append("Last = ");
_msg.Append(testList.LastItem);
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append("NextItem loop: ");
Program._messageLog.WriteLine(_msg.ToString());
string res = testList.FirstItem;
while (!testList.EOF)
{
_msg.Length = 0;
_msg.Append(res);
Program._messageLog.WriteLine(_msg.ToString());
res = testList.NextItem;
}
_msg.Length = 0;
_msg.Append("PrevItem loop: ");
Program._messageLog.WriteLine(_msg.ToString());
res = testList.LastItem;
while (!testList.EOF)
{
_msg.Length = 0;
_msg.Append(res);
Program._messageLog.WriteLine(_msg.ToString());
res = testList.PrevItem;
}
_msg.Length = 0;
_msg.Append("ToString Test: ");
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append(testList.ToString());
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append("SaveToXmlFile Test: ");
_msg.Append(testListXmlFile);
Program._messageLog.WriteLine(_msg.ToString());
testList.SaveToXmlFile(testListXmlFile);
_msg.Length = 0;
_msg.Append("LoadFromXmlFile Test: ");
_msg.Append(testListXmlFile);
Program._messageLog.WriteLine(_msg.ToString());
testList2 = PFListEx <string> .LoadFromXmlFile(testListXmlFile);
_msg.Length = 0;
_msg.Append("testList2 ToString Test: ");
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append(testList2.ToString());
Program._messageLog.WriteLine(_msg.ToString());
//save and read to database tests next
testList.SaveToDatabase(connectionString, "TestprogListObjects_testList");
testList3 = PFListEx <string> .LoadFromDatabase(connectionString, "TestprogListObjects_testList");
_msg.Length = 0;
_msg.Append("testList3 ToXmlString Test: ");
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append(testList3.ToXmlString());
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("testList4 Sort Test: ");
Program._messageLog.WriteLine(_msg.ToString());
testList4.Add("First item");
testList4.Add("ZFourth item");
testList4.Add("Third item");
testList4.Add("Second item");
_msg.Length = 0;
_msg.Append("Number of items in list4: ");
Program._messageLog.WriteLine(_msg.ToString());
_msg.Length = 0;
_msg.Append("List4 Before Sort: ");
Program._messageLog.WriteLine(_msg.ToString());
foreach (string s in testList4)
{
_msg.Length = 0;
_msg.Append(s);
Program._messageLog.WriteLine(_msg.ToString());
}
testList4.Sort();
_msg.Length = 0;
_msg.Append(Environment.NewLine);
_msg.Append("List4 After Sort: ");
Program._messageLog.WriteLine(_msg.ToString());
foreach (string s in testList4)
{
_msg.Length = 0;
_msg.Append(s);
Program._messageLog.WriteLine(_msg.ToString());
}
Program._messageLog.WriteLine(Environment.NewLine);
}
catch (System.Exception ex)
{
_msg.Length = 0;
_msg.Append(AppGlobals.AppMessages.FormatErrorMessage(ex));
Program._messageLog.WriteLine(_msg.ToString());
AppMessages.DisplayErrorMessage(_msg.ToString(), _saveErrorMessagesToAppLog);
}
finally
{
_msg.Length = 0;
_msg.Append("... GenericListTest finished.");
Program._messageLog.WriteLine(_msg.ToString());
}
}//end GenericListTest
