Better workaround for PHP returning empty $_POST and $_FILES when

POST length > post_max_size in php.ini. I also added this check to
avatar upload, which was failing with huge files.

1 files changed, 8 insertions, 5 deletions

diff --git a/lib/designsettings.php b/lib/designsettings.php
index 820d534f2..5ce9ddeda 100644
--- a/lib/designsettings.php
+++ b/lib/designsettings.php
@@ -271,17 +271,20 @@ class DesignSettingsAction extends AccountSettingsAction
 
     function handlePost()
     {
-        // XXX: Robin's workaround for a bug in PHP where $_POST
-        // and $_FILE are empty in the case that the uploaded
-        // file is bigger than PHP is configured to handle.
-
         if ($_SERVER['REQUEST_METHOD'] == 'POST') {
-            if (empty($_POST) && $_SERVER['CONTENT_LENGTH']) {
 
+            // Workaround for PHP returning empty $_POST and $_FILES when POST
+            // length > post_max_size in php.ini
+
+            if (empty($_FILES)
+                && empty($_POST)
+                && ($_SERVER['CONTENT_LENGTH'] > 0)
+            ) {
                 $msg = _('The server was unable to handle that much POST ' .
                     'data (%s bytes) due to its current configuration.');
 
                 $this->showForm(sprintf($msg, $_SERVER['CONTENT_LENGTH']));
+                return;
             }
         }