Date.cc

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#include <iostream>
//#include "zypp/base/Logger.h"

#include "zypp/base/String.h"

#include "zypp/Date.h"

using std::endl;

namespace zypp
{ 

  //
  //    METHOD NAME : Date::Date
  //    METHOD TYPE : Constructor
  //
  Date::Date( const std::string & seconds_r )
  { str::strtonum( seconds_r, _date ); }

  //
  //    METHOD NAME : Date::form
  //    METHOD TYPE : std::string
  //
  std::string Date::form( const std::string & format_r ) const
  {
    static char buf[1024];

    const char * tmp = ::setlocale( LC_TIME, NULL );
    std::string thisLocale( tmp ? tmp : "" );

    if (    thisLocale.find( "UTF-8" ) == std::string::npos
         && thisLocale.find( "utf-8" ) == std::string::npos
         && thisLocale != "POSIX"
         && thisLocale != "C"
         && thisLocale != "" )
    {
      // language[_territory][.codeset][@modifier]
      // add/exchange codeset with UTF-8
      std::string needLocale = ".UTF-8";
      std::string::size_type loc = thisLocale.find_first_of( ".@" );
      if ( loc != std::string::npos )
      {
        // prepend language[_territory]
        needLocale = thisLocale.substr( 0, loc ) + needLocale;
        loc = thisLocale.find_last_of( "@" );
        if ( loc != std::string::npos )
        {
          // append [@modifier]
          needLocale += thisLocale.substr( loc );
        }
      }
      else
      {
        // append ".UTF-8"
        needLocale = thisLocale + needLocale;
      }
      ::setlocale( LC_TIME, needLocale.c_str() );
    }
    else
    {
      // no need to change the locale
      thisLocale.clear();
    }

    if ( ! strftime( buf, 1024, format_r.c_str(), localtime( &_date ) ) )
      *buf = '\0';

    if ( ! thisLocale.empty() )
    {
      ::setlocale( LC_TIME, thisLocale.c_str() );
    }

    return buf;
  }

} // namespace zypp

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