From 94cb33f6b0a043d61b7205db5e44ca986e3be524 Mon Sep 17 00:00:00 2001
From: Joe Hunt <joe.hunt.consulting@gmail.com>
Date: Wed, 8 Feb 2012 00:42:33 +0100
Subject: [PATCH] Rounding error in includes/ui/ui_view.inc -> price_in_words()

---
 includes/ui/ui_view.inc | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/includes/ui/ui_view.inc b/includes/ui/ui_view.inc
index 14d1eb02..00c0cd0c 100644
--- a/includes/ui/ui_view.inc
+++ b/includes/ui/ui_view.inc
@@ -773,9 +773,15 @@ function price_in_words($amount, $document=0)
 	$dec = user_price_dec();
 	if ($dec > 0)
 	{
-		$divisor = pow(10, $dec);	
-		$frac = round2($amount - floor($amount), $dec) * $divisor;
-		$frac = sprintf("%0{$dec}d", $frac);
+		$divisor = pow(10, $dec);
+		// algorithm rewritten due to a bug in sprintf (wrong with frac, 29, 57 and more).
+        $frac = round2($amount - floor($amount), $dec) * $divisor;
+        for ($div = $divisor / 10; $div > 1; $div /= 10)
+        {
+        	if ($frac < $div)
+        		$frac = "0" . $frac;
+        }		
+		//$frac = sprintf("%0{$dec}d", $frac);
 		$and = _("and");
     	$frac = " $and $frac/$divisor";
     }
-- 
2.30.2