if (!is_string($val) && !empty($val)) {
throw new Exception("'{$key}' must be a collection key or FALSE (" . gettype($val) . ")", Z_ERROR_INVALID_INPUT);
}
break;
case 'relations':
if ($requestParams['v'] < 2) {
throw new Exception("Invalid property '{$key}'", Z_ERROR_INVALID_INPUT);
}
if (!is_object($val) && !(is_array($val) && empty($val))) {
throw new Exception("'{$key}' property must be an object", Z_ERROR_INVALID_INPUT);
}
foreach ($val as $predicate => $object) {
switch ($predicate) {
case 'owl:sameAs':
break;
default:
throw new Exception("Unsupported predicate '{$predicate}'", Z_ERROR_INVALID_INPUT);
}
if (!preg_match('/^http:\\/\\/zotero.org\\/(users|groups)\\/[0-9]+\\/(publications\\/)?collections\\/[A-Z0-9]{8}$/', $object)) {
throw new Exception("'{$key}' values currently must be Zotero collection URIs", Z_ERROR_INVALID_INPUT);
}
}
break;
default:
throw new Exception("Invalid property '{$key}'", Z_ERROR_INVALID_INPUT);
}
}
}
}
Zotero_Collections::init();
