From 9d328be613bc25ef3f19f751bcf4de59343944c6 Mon Sep 17 00:00:00 2001
From: arno <arenevier@fdn.fr>
Date: Sat, 8 Aug 2009 14:04:07 +0200
Subject: [PATCH] fixes: upgrade did not run correctly when gd extension is not
 present

---
 api.php                   | 12 ++----------
 inc/templates_upgrade.php |  6 +-----
 inc/utils.php             | 18 ++++++++++++++++++
 3 files changed, 21 insertions(+), 15 deletions(-)

diff --git a/api.php b/api.php
index 052b514..2054350 100644
--- a/api.php
+++ b/api.php
@@ -100,17 +100,9 @@ function save_uploaded_file ($file, $con) {
         }
         $mini_dest = getthumbsdir () . "/mini_" . basename_safe ($dest);
 
-        try {
-            $thumbnail_ok = create_thumbnail ($dest, $mini_dest);
-        } catch (Exception $e) {
-            $thumbnail_ok = false;
-        }
-        if (!$thumbnail_ok) {
-            if (!copy ($dest, $mini_dest)) {
-                server_error ();
-            }
+        if (!create_thumbnail_or_copy ($dest, $mini_dest)) {
+            server_error ();
         }
-
     }
     return basename_safe ($dest);
 }
diff --git a/inc/templates_upgrade.php b/inc/templates_upgrade.php
index 1a69b68..a636145 100644
--- a/inc/templates_upgrade.php
+++ b/inc/templates_upgrade.php
@@ -20,11 +20,7 @@
                 $thumbfilename = getthumbsdir () .  "/mini_" . $feature->imgpath;
                 if ((file_exists ($imgfilename)) && 
                     (!(file_exists ($thumbfilename)))) {
-                    try {
-                        create_thumbnail ($imgfilename, $thumbfilename);
-                    } catch (Exception $e) {
-                        return false;
-                    }
+                        create_thumbnail_or_copy ($imgfilename, $thumbfilename);
                 }
             }
         }
diff --git a/inc/utils.php b/inc/utils.php
index 12c85c6..a55e879 100644
--- a/inc/utils.php
+++ b/inc/utils.php
@@ -101,7 +101,25 @@ function full_url_from_path ($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);
-- 
2.39.2