DateTime DateTime::operator-(const DateTimeSpan& dateSpan) const
{
DateTime dateResult; // Initializes status_ to valid
// If either operand NULL, result NULL
if (GetStatus() == null || dateSpan.GetStatus() == null)
{
dateResult.SetStatus(null);
return dateResult;
}
// If either operand invalid, result invalid
if (GetStatus() == invalid || dateSpan.GetStatus() == invalid)
{
dateResult.SetStatus(invalid);
return dateResult;
}
// Compute the actual date difference by subtracting underlying dates
dateResult = DateFromDouble(DoubleFromDate(dt_) - dateSpan.span_);
// Validate within range
dateResult.CheckRange();
return dateResult;
}
String
MailImporter::GetInternalDate_DatePlusTimeZone(DateTime dtTime)
{
long minutes = Time::GetUTCRelationMinutes();
DateTimeSpan dtSpan;
dtSpan.SetDateTimeSpan(0, 0, minutes, 0);
dtTime = dtTime + dtSpan;
String sDate = Time::GetTimeStampFromDateTime(dtTime);
return sDate;
}
bool
POP3ClientConnection::MessageCleanup_()
{
int iIndex = (*cur_message_).first;
String sUID = (*cur_message_).second;
int iDaysToKeep = GetDaysToKeep_(sUID);
String sResponse;
bool bDeleteMessageNow = false;
if (iDaysToKeep == 0)
{
// Never delete messages
return false;
}
else if (iDaysToKeep > 0)
{
// Check wether we should delete this UID.
std::shared_ptr<FetchAccountUID> pUID = GetUIDList_()->GetUID(sUID);
// Get the creation date of the UID.
DateTime dtCreation = pUID->GetCreationDate();
DateTime dtNow = Time::GetDateFromSystemDate(Time::GetCurrentDateTime());
DateTimeSpan dtSpan = dtNow - dtCreation;
if (dtSpan.GetNumberOfDays() <= iDaysToKeep)
{
// No, we should not delete this UID.
return false;
}
}
// Delete the message.
sResponse.Format(_T("DELE %d"), iIndex);
EnqueueWrite_(sResponse);
current_state_ = StateDELESent;
// Delete this UID from the database.
GetUIDList_()->DeleteUID(sUID);
return true;
}
DateTimeSpan DateTime::operator-(const DateTime& date) const
{
DateTimeSpan spanResult;
// If either operand NULL, result NULL
if (GetStatus() == null || date.GetStatus() == null)
{
spanResult.SetStatus(DateTimeSpan::null);
return spanResult;
}
// If either operand invalid, result invalid
if (GetStatus() == invalid || date.GetStatus() == invalid)
{
spanResult.SetStatus(DateTimeSpan::invalid);
return spanResult;
}
// Return result (span can't be invalid, so don't check range)
return DoubleFromDate(dt_) - DoubleFromDate(date.dt_);
}
DateTimeSpan DateTimeSpan::operator-(const DateTimeSpan& dateSpan)
const
{
DateTimeSpan dateSpanTemp;
// If either operand Null, result Null
if (GetStatus() == null || dateSpan.GetStatus() == null)
{
dateSpanTemp.SetStatus(null);
return dateSpanTemp;
}
// If either operand Invalid, result Invalid
if (GetStatus() == invalid || dateSpan.GetStatus() == invalid)
{
dateSpanTemp.SetStatus(invalid);
return dateSpanTemp;
}
// Subtract spans and validate within legal range
dateSpanTemp.span_ = span_ - dateSpan.span_;
dateSpanTemp.CheckRange();
return dateSpanTemp;
}
DateTimeSpan DateTimeSpan::operator+(const DateTimeSpan& dateSpan)
const
{
DateTimeSpan dateSpanTemp;
// If either operand Null, result Null
if (GetStatus() == null || dateSpan.GetStatus() == null)
{
dateSpanTemp.SetStatus(null);
return dateSpanTemp;
}
// If either operand Invalid, result Invalid
if (GetStatus() == invalid || dateSpan.GetStatus() == invalid)
{
dateSpanTemp.SetStatus(invalid);
return dateSpanTemp;
}
// Add spans and validate within legal range
dateSpanTemp.m_span = m_span + dateSpan.m_span;
dateSpanTemp.CheckRange();
return dateSpanTemp;
}
void
POP3ClientConnection::RetrieveReceivedDate_(std::shared_ptr<MimeHeader> pHeader)
{
if (!account_->GetProcessMIMEDate())
return;
String sReceivedHeader = pHeader->GetRawFieldValue("Received");
DateTime dtTime = Utilities::GetDateTimeFromReceivedHeader(sReceivedHeader);
if (dtTime.GetYear() < 1980 || dtTime.GetYear() > 2040)
return;
long minutes = Time::GetUTCRelationMinutes();
DateTimeSpan dtSpan;
dtSpan.SetDateTimeSpan(0, 0, minutes, 0);
dtTime = dtTime + dtSpan;
String sDate = Time::GetTimeStampFromDateTime(dtTime);
current_message_->SetCreateTime(sDate);
}
