fixes: upgrade did not run correctly when gd extension is not present

[syp.git] / inc / utils.php

diff --git a/inc/utils.php b/inc/utils.php
index 12c85c673dfd321a9b1d1a955103aa93f5895d2c..a55e8794296c3ce6c90c4cc22e649b3a8077fb60 100644 (file)
--- a/inc/utils.php
+++ b/inc/utils.php
@@ -101,7 +101,25 @@ function full_url_from_path ($path) {
     return "$proto://$host$port$path";
 }
 
+function create_thumbnail_or_copy ($filename, $destfile) { 
+    try {   
+        $thumbnail_ok = create_thumbnail ($filename, $destfile);
+    } catch (Exception $e) {
+        $thumbnail_ok = false;
+    }
+    if (!$thumbnail_ok) {
+        if (!copy ($filename, $destfile)) {
+            return false; 
+        }
+    }   
+    return true;
+}
+
 function create_thumbnail ($filename, $destfile) {
+    if (!function_exists ("imagecreatefromjpeg")
+        || !function_exists ("imagecreatefrompng")) {
+        return false;
+    }
     $ext = strtolower (ext_safe ($filename));
     if ($ext == "jpg" || $ext == "jpeg") {
         $image = imagecreatefromjpeg ($filename);