function dispatchImageRequest() { genericAssertion('img', 'string'); global $pageno, $tabno; switch ($_REQUEST['img']) { case 'minirack': // rack security context $pageno = 'rack'; $tabno = 'default'; fixContext(); assertPermission(); dispatchMiniRackThumbRequest(getBypassValue()); break; case 'midirack': // rack security context $pageno = 'rack'; $tabno = 'default'; fixContext(); assertPermission(); genericAssertion('scale', 'uint'); # Scaling implies no caching, there is no special dispatching. header('Content-type: image/png'); printRackThumbImage(getBypassValue(), $_REQUEST['scale']); break; case 'preview': // file security context $pageno = 'file'; $tabno = 'download'; fixContext(); assertPermission(); renderImagePreview(getBypassValue()); break; case 'cactigraph': $pageno = 'object'; $tabno = 'cacti'; fixContext(); assertPermission(); genericAssertion('server_id', 'uint'); genericAssertion('graph_id', 'uint'); if (!array_key_exists($_REQUEST['graph_id'], getCactiGraphsForObject(getBypassValue()))) { throw new InvalidRequestArgException('graph_id', $_REQUEST['graph_id']); } proxyCactiRequest($_REQUEST['server_id'], $_REQUEST['graph_id']); break; case 'muningraph': $pageno = 'object'; $tabno = 'munin'; fixContext(); assertPermission(); genericAssertion('server_id', 'uint'); genericAssertion('graph', 'string'); if (!array_key_exists($_REQUEST['graph'], getMuninGraphsForObject(getBypassValue()))) { throw new InvalidRequestArgException('graph', $_REQUEST['graph']); } proxyMuninRequest($_REQUEST['server_id'], $_REQUEST['graph']); break; default: renderErrorImage(); } }
function dispatchImageRequest() { genericAssertion('img', 'string'); global $pageno, $tabno; switch ($_REQUEST['img']) { case 'minirack': // rack security context $pageno = 'rack'; $tabno = 'default'; fixContext(); assertPermission(); renderRackThumb(getBypassValue()); break; case 'preview': // file security context $pageno = 'file'; $tabno = 'download'; fixContext(); assertPermission(); renderImagePreview(getBypassValue()); break; case 'cactigraph': $pageno = 'object'; $tabno = 'cacti'; fixContext(); assertPermission(); genericAssertion('graph_id', 'uint'); if (!array_key_exists($_REQUEST['graph_id'], getCactiGraphsForObject(getBypassValue()))) { throw new InvalidRequestArgException('graph_id', $_REQUEST['graph_id']); } proxyCactiRequest($_REQUEST['graph_id']); break; default: renderErrorImage(); } }