Fix 976451f8 for safari/chrome uploads within a view (see bug #634147 and...

Fix 976451f8 for safari/chrome uploads within a view (see bug #634147 and Nigel's comment on a86bb04f

)
Signed-off-by: Richard Mansfield <richard.mansfield@catalyst.net.nz>

htdocs/artefact/file/form/elements/filebrowser.php

@@ -495,38 +495,39 @@ function pieform_element_filebrowser_doupdate(Pieform $form, $element) {
                 'browse'  => 1,
             );
         }
-        else {
-            if (strlen($_FILES['userfile']['name']) > 1024) {
-                return array(
-                    'error'   => true,
-                    'message' => get_string('nametoolong', 'artefact.file'),
-                );
-            }
-            else if ($element['config']['uploadagreement'] && !param_boolean($prefix . '_notice', false)) {
-                return array(
-                    'error'   => true,
-                    'message' => get_string('youmustagreetothecopyrightnotice', 'artefact.file'),
-                    'browse'  => 1,
-                );
+    }
+
+    if (!empty($_FILES['userfile']['name'])) {
+        if (strlen($_FILES['userfile']['name']) > 1024) {
+            return array(
+                'error'   => true,
+                'message' => get_string('nametoolong', 'artefact.file'),
+            );
+        }
+        else if ($element['config']['uploadagreement'] && !param_boolean($prefix . '_notice', false)) {
+            return array(
+                'error'   => true,
+                'message' => get_string('youmustagreetothecopyrightnotice', 'artefact.file'),
+                'browse'  => 1,
+            );
+        }
+        $result = pieform_element_filebrowser_upload($form, $element, array(
+            'userfile'         => $_FILES['userfile'],
+            'uploadnumber'     => param_integer($prefix . '_uploadnumber'),
+            'uploadfolder'     => $element['folder'] ? $element['folder'] : null,
+            'uploadfoldername' => param_variable($prefix . '_foldername'),
+        ));
+        // If it's a non-js upload, automatically select the newly uploaded file.
+        $result['browse'] = 1;
+        if (!$form->submitted_by_js() && !$result['error'] && !empty($element['config']['select'])) {
+            if (isset($element['selectcallback']) && is_callable($element['selectcallback'])) {
+                $element['selectcallback']($result['highlight']);
             }
-            $result = pieform_element_filebrowser_upload($form, $element, array(
-                'userfile'         => $_FILES['userfile'],
-                'uploadnumber'     => param_integer($prefix . '_uploadnumber'),
-                'uploadfolder'     => $element['folder'] ? $element['folder'] : null,
-                'uploadfoldername' => param_variable($prefix . '_foldername'),
-            ));
-            // If it's a non-js upload, automatically select the newly uploaded file.
-            $result['browse'] = 1;
-            if (!$form->submitted_by_js() && !$result['error'] && !empty($element['config']['select'])) {
-                if (isset($element['selectcallback']) && is_callable($element['selectcallback'])) {
-                    $element['selectcallback']($result['highlight']);
-                }
-                else {
-                    $result['select'] = $result['highlight'];
-                }
+            else {
+                $result['select'] = $result['highlight'];
             }
-            return $result;
         }
+        return $result;
     }
 
     if (!$form->submitted_by_js()) {