Automatically detect >=GD2

svn path=/trunk/boinc/; revision=5564

checkin_notes

@@ -25515,10 +25515,13 @@ Janus  4 Mar 2005
       project directory.
       In the future you won't have to manually patch the CVS to edit
       these pages - simply add stuff to these callback functions.
+    - Automatically detect image library to use with profiles
+      (from Christian Beer)
 
     /html/
         inc/
-            home.php
+            user.inc
+            profiles.inc
         user/
             show_user.php
             home.php

html/inc/profile.inc

@@ -318,7 +318,9 @@ function scale_image($image, $origWidth, $origHeight, $targetWidth, $targetHeigh
         $destHeight = $origHeight;
     }
 
-if (1) {
+$gd_info = gd_info();
+$newGD = (strstr($gd_info["GD Version"], "2.0")!="");
+if ($newGD) {
     // If you are using a modern PHP/GD installation that does 'truecolor' images, this is what's needed.
     $newImage = ImageCreateTrueColor($destWidth, $destHeight);
     ImageCopyResampled($newImage, $image, 0, 0, 0, 0, $destWidth, $destHeight, $origWidth, $origHeight);