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/**
* @file lldateutil.h
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#ifndef LLDATEUTIL_H
#define LLDATEUTIL_H
class LLDate;
namespace LLDateUtil
{
/**
* Convert a date provided by the server into seconds since the Epoch.
*
* @param[out] date Number of seconds since 01/01/1970 UTC.
* @param[in] str Date string (MM/DD/YYYY) in PDT time zone.
*
* @return true on success, false on parse error
*/
bool dateFromPDTString(LLDate& date, const std::string& str);
/**
* Get human-readable avatar age.
*
* Used for avatar inspectors and profiles.
*
* @param born_date Date an avatar was born on.
* @param now Current date.
*
* @return human-readable localized string like "1 year, 2 months",
* or "???" on error.
*/
std::string ageFromDate(const LLDate& born_date, const LLDate& now);
// Convert a date provided by the server (MM/DD/YYYY) into a localized,
// human-readable age (1 year, 2 months) using translation strings.
// Pass LLDate::now() for now.
// Used for avatar inspectors and profiles.
std::string ageFromDate(const std::string& date_string, const LLDate& now);
// Calls the above with LLDate::now()
std::string ageFromDate(const std::string& date_string);
// As above, for YYYY-MM-DD dates
//std::string ageFromDateISO(const std::string& date_string, const LLDate& now);
// Calls the above with LLDate::now()
//std::string ageFromDateISO(const std::string& date_string);
//std::string ageFromDate(S32 born_year, S32 born_month, S32 born_day, const LLDate& now);
/**
* Convert a string of a specified date format into seconds since the Epoch.
*
* Many of the format flags are those used by strftime(...), but not all.
* For the full list of supported time format specifiers
* see http://www.boost.org/doc/libs/1_47_0/doc/html/date_time/date_time_io.html#date_time.format_flags
*
* @param format Format characters string. Example: "%A %b %d, %Y"
* @param str Date string containing the time in specified format.
*
* @return Number of seconds since 01/01/1970 UTC.
*/
S32 secondsSinceEpochFromString(const std::string& format, const std::string& str);
}
#endif
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