[php-blog-cvs] serendipity serendipity_functions.inc.php,1.57,1.58

[<tom...@us...>]

Update of /cvsroot/php-blog/serendipity
In directory sc8-pr-cvs1:/tmp/cvs-serv21344

Modified Files:
	serendipity_functions.inc.php 
Log Message:
If imagegif() does not exist, we use imagepng() to handle *.gif images.

If imagecreatefromX() does not exist, we are bailing out


Index: serendipity_functions.inc.php
===================================================================
RCS file: /cvsroot/php-blog/serendipity/serendipity_functions.inc.php,v
retrieving revision 1.57
retrieving revision 1.58
diff -u -d -r1.57 -r1.58
--- serendipity_functions.inc.php	30 May 2003 15:05:20 -0000	1.57
+++ serendipity_functions.inc.php	4 Jun 2003 22:02:17 -0000	1.58
@@ -1145,9 +1145,15 @@
 		default:
 			return false;
 	}
-
-	if (!function_exists($loadfn) && !function_exists($savefn)) {
+	
+	/* If our loader does not exist, we are doomed */
+	if ( !function_exists($loadfn) ) {
 		return false;
+	}
+	/* If the save function does not exist (i.e. read-only GIF), we want to output it as PNG
+	   This will at the same time preserve GIF transparency */  
+	if ( !function_exists($savefn) ) {
+		$savefn = "imagepng";
 	}
 
 	$in = $loadfn($infilename);