From 84ee875a9be3efc624720e1d919630926656e184 Mon Sep 17 00:00:00 2001
From: Robert Sesek <rsesek@bluestatic.org>
Date: Sat, 18 Mar 2006 21:20:43 +0000
Subject: [PATCH] Better support for having blank values

---
 printer_css.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/printer_css.php b/printer_css.php
index 3c4fa75..cea3f42 100644
--- a/printer_css.php
+++ b/printer_css.php
@@ -331,7 +331,7 @@ HTML;
 	*/
 	function fetch_value($descriptor, $property)
 	{
-		if ($this->customdata["$descriptor"]["$property"] == '')
+		if (!isset($this->customdata["$descriptor"]["$property"]))
 		{
 			return $this->masterdata["$descriptor"]["$property"];
 		}
@@ -389,7 +389,7 @@ HTML;
 						continue;
 					}
 					// the given matches the custom -- no change
-					else if ($this->customdata["$descriptor$sel"]["$prop"] == $value)
+					else if (isset($this->customdata["$descriptor$sel"]["$prop"]) AND $this->customdata["$descriptor$sel"]["$prop"] == $value)
 					{
 						continue;
 					}
@@ -479,7 +479,7 @@ HTML;
 			$output .= "\n\n$selector\n{";
 			foreach ($props AS $name => $value)
 			{
-				if ($name != 'extra')
+				if ($name != 'extra' AND $value != '')
 				{
 					$output .= "\n\t$name: $value;";
 				}
-- 
2.22.5