DateTimeConversions.cpp

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/*!********************************************************************
 
 Audacity: A Digital Audio Editor
 
 @file DateTimeConversions.cpp
 @brief Define functions to work with date and time string representations.
 
 Dmitry Vedenko
 **********************************************************************/
 
#include "DateTimeConversions.h"
 
#include <wx/datetime.h>
 
#include "CodeConversions.h"
 
namespace audacity
{
 
bool ParseRFC822Date (const std::string& dateString, SystemTime* time)
{
    wxDateTime dt;
    wxString::const_iterator end;
 
    if (!dt.ParseRfc822Date (dateString, &end))
        return false;
 
    if (time != nullptr)
        *time = std::chrono::system_clock::from_time_t (dt.GetTicks ());
 
    return true;
}
 
bool ParseISO8601Date (const std::string& dateString, SystemTime* time)
{
    wxDateTime dt;
 
    wxString::const_iterator end;
    const wxString fmt = wxS("%Y%m%dT%H%M%SZ");
 
    if (!dt.ParseFormat(dateString, fmt, &end))
       return false;
 
    if (time != nullptr)
        *time = std::chrono::system_clock::from_time_t (dt.GetTicks ());
 
    return true;
}
 
std::string SerializeRFC822Date (SystemTime timePoint)
{
    const wxDateTime dt (
            time_t (std::chrono::duration_cast<std::chrono::seconds> (
                    timePoint.time_since_epoch ()
            ).count ()));
 
    return ToUTF8 (dt.Format("%a, %d %b %Y %H:%M:%S %z"));
}
 
}