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643 B

<?php
error_reporting(E_ALL ^ E_DEPRECATED);
function json_response(&$app, $response, $code=200) {
$app->response()->status($code);
$app->response()['Content-Type'] = 'application/json';
$app->response()->body(json_encode($response));
}
function k($a, $k, $default=null) {
if(is_array($k)) {
$result = true;
foreach($k as $key) {
$result = $result && array_key_exists($key, $a);
}
return $result;
} else {
if(is_array($a) && array_key_exists($k, $a) && $a[$k])
return $a[$k];
elseif(is_object($a) && property_exists($a, $k) && $a->$k)
return $a->$k;
else
return $default;
}
}