merge with latest from lindenlab/svn-imports-viewer-20

1 files changed, 140 insertions, 0 deletions

diff --git a/indra/newview/lldateutil.cpp b/indra/newview/lldateutil.cpp
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+++ b/indra/newview/lldateutil.cpp
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+/** 
+* @file lldateutil.cpp
+*
+* $LicenseInfo:firstyear=2009&license=viewergpl$
+* 
+* Copyright (c) 2009, Linden Research, Inc.
+* 
+* Second Life Viewer Source Code
+* The source code in this file ("Source Code") is provided by Linden Lab
+* to you under the terms of the GNU General Public License, version 2.0
+* ("GPL"), unless you have obtained a separate licensing agreement
+* ("Other License"), formally executed by you and Linden Lab.  Terms of
+* the GPL can be found in doc/GPL-license.txt in this distribution, or
+* online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+* 
+* There are special exceptions to the terms and conditions of the GPL as
+* it is applied to this Source Code. View the full text of the exception
+* in the file doc/FLOSS-exception.txt in this software distribution, or
+* online at
+* http://secondlifegrid.net/programs/open_source/licensing/flossexception
+* 
+* By copying, modifying or distributing this software, you acknowledge
+* that you have read and understood your obligations described above,
+* and agree to abide by those obligations.
+* 
+* ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+* WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+* COMPLETENESS OR PERFORMANCE.
+* $/LicenseInfo$
+*/
+
+#include "llviewerprecompiledheaders.h"
+
+#include "lldateutil.h"
+
+// Linden libraries
+#include "lltrans.h"
+#include "llui.h"
+
+static S32 age_days_from_date(const std::string& date_string,
+							  const LLDate& now)
+{
+	// Convert string date to malleable representation
+	S32 month, day, year;
+	S32 matched = sscanf(date_string.c_str(), "%d/%d/%d", &month, &day, &year);
+	if (matched != 3) return S32_MIN;
+
+	// Create ISO-8601 date string
+	std::string iso8601_date_string =
+		llformat("%04d-%02d-%02dT00:00:00Z", year, month, day);
+	LLDate date(iso8601_date_string);
+
+	// Correct for the fact that account creation dates are in Pacific time,
+	// == UTC - 8
+	F64 date_secs_since_epoch = date.secondsSinceEpoch();
+	date_secs_since_epoch += 8.0 * 60.0 * 60.0;
+
+	// Convert seconds from epoch to seconds from now
+	F64 now_secs_since_epoch = now.secondsSinceEpoch();
+	F64 age_secs = now_secs_since_epoch - date_secs_since_epoch;
+
+	// We don't care about sub-day times
+	const F64 SEC_PER_DAY = 24.0 * 60.0 * 60.0;
+	S32 age_days = lltrunc(age_secs / SEC_PER_DAY);
+
+	return age_days;
+}
+
+std::string LLDateUtil::ageFromDate(const std::string& date_string,
+									const LLDate& now)
+{
+	S32 age_days = age_days_from_date(date_string, now);
+	if (age_days == S32_MIN) return "???";
+
+	// Noun pluralization depends on language
+	std::string lang = LLUI::getLanguage();
+
+	// Try for age in round number of years
+	LLStringUtil::format_map_t args;
+	S32 age_years = age_days / 365;
+	age_days = age_days % 365;
+	// *NOTE: This is wrong.  Not all months have 30 days, but we don't have a library
+	// for relative date arithmetic. :-(  JC
+	S32 age_months = age_days / 30;
+	age_days = age_days % 30;
+
+	if (age_months > 0 || age_years > 0)
+	{
+		args["[AGEYEARS]"] =
+			LLTrans::getCountString(lang, "AgeYears", age_years);
+		args["[AGEMONTHS]"] =
+			LLTrans::getCountString(lang, "AgeMonths", age_months);
+
+		// We want to display times like:
+		// 2 year 2 months
+		// 2 years (implicitly 0 months)
+		// 11 months
+		if (age_years > 0)
+		{
+			if (age_months > 0)
+			{
+				return LLTrans::getString("YearsMonthsOld", args);
+			}
+			else
+			{
+				return LLTrans::getString("YearsOld", args);
+			}
+		}
+		else // age_years == 0
+		{
+			return LLTrans::getString("MonthsOld", args);
+		}
+	}
+	// you're 0 months old, display in weeks or days
+
+	// Now for age in weeks
+	S32 age_weeks = age_days / 7;
+	age_days = age_days % 7;
+	if (age_weeks > 0)
+	{
+		args["[AGEWEEKS]"] = 
+			LLTrans::getCountString(lang, "AgeWeeks", age_weeks);
+		return LLTrans::getString("WeeksOld", args);
+	}
+
+	// Down to days now
+	if (age_days > 0)
+	{
+		args["[AGEDAYS]"] =
+			LLTrans::getCountString(lang, "AgeDays", age_days);
+		return LLTrans::getString("DaysOld", args);
+	}
+
+	return LLTrans::getString("TodayOld");
+}
+
+std::string LLDateUtil::ageFromDate(const std::string& date_string)
+{
+	return ageFromDate(date_string, LLDate::now());
+}