[pLog-svn] r1653 - plugins/trunk/authimage

[jondaley at devel.plogworld.net]

Author: jondaley
Date: 2005-03-30 18:37:33 +0000 (Wed, 30 Mar 2005)
New Revision: 1653

Modified:
   plugins/trunk/authimage/pluginauthimage.class.php
Log:
check for function before calling, since it might not exist

Modified: plugins/trunk/authimage/pluginauthimage.class.php
===================================================================
--- plugins/trunk/authimage/pluginauthimage.class.php	2005-03-30 18:18:32 UTC (rev 1652)
+++ plugins/trunk/authimage/pluginauthimage.class.php	2005-03-30 18:37:33 UTC (rev 1653)
@@ -93,11 +93,14 @@
             $encrypt = $this->encrypt($code, $this->key);
             $background = AUTHIMAGE_BACKGROUND_FOLDER.$this->default;
             $tempFile = $this->cacheFolder."/".$encrypt.".gif";
-            
-            if ( !function_exists ( 'imagecreatefromgif' ) ) {
+
+            if(function_exists ( 'imagecreatefromgif' )){
+                $image = @imagecreatefromgif($background) or die("Cannot Initialize new GD image stream");
+			}
+			else if(function_exists ( 'imagecreatefrompng' )){
                 $image = @imagecreatefrompng($background) or die("Cannot Initialize new GD image stream"); 
             } else {
-                $image = @imagecreatefromgif($background) or die("Cannot Initialize new GD image stream"); 
+			  die("Server doesn't support GIF or PNG creation. Sorry.");
             }           
             
             $textColor = imageColorAllocate($image, 0x00, 0x00, 0x00);
@@ -108,11 +111,10 @@
             } else {
                 ImageGIF($image, $tempFile);
             }
-            
             $temp = fopen($tempFile,"rb");
             $buffer = fread($temp,filesize($tempFile));
             fclose($temp);
-            
+  
             // Now zero-length the file. No need for its content anymore.
             $temp = fopen($tempFile,"w");
             fwrite($temp, NULL);
@@ -154,4 +156,4 @@
         }           
     }
         
-?>
\ No newline at end of file
+?>