$file->title = $title; $file->description = $desc; $file->access_id = $access_id; $file->container_guid = $container_guid; $file->tags = string_to_tag_array($tags); // we have a file upload, so process it if (isset($_FILES['upload']['name']) && !empty($_FILES['upload']['name'])) { $prefix = "file/"; // if previous file, delete it if ($new_file == false) { $filename = $file->getFilenameOnFilestore(); if (file_exists($filename)) { unlink($filename); } // use same filename on the disk - ensures thumbnails are overwritten $filestorename = $file->getFilename(); $filestorename = elgg_substr($filestorename, elgg_strlen($prefix)); } else { $filestorename = elgg_strtolower(time() . $_FILES['upload']['name']); } $file->setFilename($prefix . $filestorename); /*$indexOfExt = strrpos($_FILES['upload']['name'], ".") + 1; $ext = substr($_FILES['upload']['name'],$indexOfExt); error_log($ext);*/ $ext = pathinfo($_FILES['upload']['name'], PATHINFO_EXTENSION); if ($ext == "ppt") { $mime_type = 'application/vnd.ms-powerpoint'; } else { $mime_type = ElggFile::detectMimeType($_FILES['upload']['tmp_name'], $_FILES['upload']['type'], $_FILES['upload']['name']); } // hack for Microsoft zipped formats