From c0319d7fb558683afdcf523660a40355b6bf0955 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Mon, 30 May 2011 22:58:39 +0300
Subject: [PATCH] Use format instead of stringstream in DateTime

---
 source/time/datetime.cpp | 35 +++++++++++++++--------------------
 1 file changed, 15 insertions(+), 20 deletions(-)

diff --git a/source/time/datetime.cpp b/source/time/datetime.cpp
index 23d0f2a..d609b29 100644
--- a/source/time/datetime.cpp
+++ b/source/time/datetime.cpp
@@ -6,9 +6,8 @@ Distributed under the LGPL
 */
 
 #include <cstdlib>
-#include <sstream>
-#include <iomanip>
 #include <stdexcept>
+#include <msp/strings/format.h>
 #include "datetime.h"
 #include "timestamp.h"
 #include "units.h"
@@ -255,8 +254,7 @@ TimeStamp DateTime::get_timestamp() const
 
 string DateTime::format(const string &fmt) const
 {
-	ostringstream ss;
-	ss.fill('0');
+	string result;
 	for(string::const_iterator i=fmt.begin(); i!=fmt.end(); ++i)
 	{
 		if(*i=='%')
@@ -265,31 +263,31 @@ string DateTime::format(const string &fmt) const
 			if(i==fmt.end())
 				break;
 			else if(*i=='d')
-				ss<<setw(2)<<int(mday);
+				result += Msp::format("%02d", mday);
 			else if(*i=='H')
-				ss<<setw(2)<<int(hour);
+				result += Msp::format("%02d", hour);
 			else if(*i=='I')
-				ss<<setw(2)<<hour%12;
+				result += Msp::format("%02d", hour%12);
 			else if(*i=='m')
-				ss<<setw(2)<<int(month);
+				result += Msp::format("%02d", month);
 			else if(*i=='M')
-				ss<<setw(2)<<int(minute);
+				result += Msp::format("%02d", minute);
 			else if(*i=='p')
-				ss<<((hour>=12) ? "PM" : "AM");
+				result += ((hour>=12) ? "PM" : "AM");
 			else if(*i=='S')
-				ss<<setw(2)<<int(second);
+				result += Msp::format("%02d", second);
 			else if(*i=='y')
-				ss<<setw(2)<<year%100;
+				result += Msp::format("%02d", year%100);
 			else if(*i=='Y')
-				ss<<setw(4)<<internal<<year;
+				result += Msp::format("%04d", year);
 			else if(*i=='%')
-				ss<<'%';
+				result += '%';
 		}
 		else
-			ss<<*i;
+			result += *i;
 	}
 
-	return ss.str();
+	return result;
 }
 
 string DateTime::format_rfc3339() const
@@ -297,11 +295,8 @@ string DateTime::format_rfc3339() const
 	string result = format("%Y-%m-%dT%H:%M:%S");
 	if(const TimeDelta &offs = zone.get_offset())
 	{
-		ostringstream ss;
-		ss.fill('0');
 		int m = abs(static_cast<int>(offs/Time::min));
-		ss<<(offs<zero ? '+' : '-')<<setw(2)<<m/60<<':'<<setw(2)<<m%60;
-		result += ss.str();
+		result += Msp::format("%c%02d:%02d", (offs<zero ? '+' : '-'), m/60, m%60);
 	}
 	else
 		result += 'Z';
-- 
2.43.0