Restore Xcrud BLOB storage in MySQL.

/*
* In xcrud.php, look for this line $postdata = $this->check_postdata($postdata, $this->primary_val); around line 3093
* Immediately below this line paste the code block you see below.
* Tested on Xcrud v1.6.26
*/

if ($this->upload_config)
        {
            foreach ($this->upload_config as $key => $opts)
            {
                if (isset($opts['blob']) && $opts['blob'] && isset($postdata[$key]) && $postdata[$key] != '')
                {
                    if ($postdata[$key] == 'blob-storage')
                    {
                        unset($postdata[$key]);
                        continue;
                    }
                    else
                    {
                        $folder = $this->upload_folder[$key];
                        $path = $folder . '/' . $postdata[$key];
                        if (is_file($path))
                        {
                            $postdata[$key] = file_get_contents($path);
                            unlink($path);
                        }
                    }
                }
            }
        }