/**
* Fetch values for all options (or selected options) from the given WebRequest, making them
* available for accessing with getValue() or consumeValue() etc.
*
* @param WebRequest $r The request to fetch values from
* @param array $optionKeys Which options to fetch the values for (default:
* all of them). Note that passing an empty array will also result in
* values for all keys being fetched.
* @throws MWException If the type of any option is invalid
*/
public function fetchValuesFromRequest(WebRequest $r, $optionKeys = null)
{
if (!$optionKeys) {
$optionKeys = array_keys($this->options);
}
foreach ($optionKeys as $name) {
$default = $this->options[$name]['default'];
$type = $this->options[$name]['type'];
switch ($type) {
case self::BOOL:
$value = $r->getBool($name, $default);
break;
case self::INT:
$value = $r->getInt($name, $default);
break;
case self::FLOAT:
$value = $r->getFloat($name, $default);
break;
case self::STRING:
$value = $r->getText($name, $default);
break;
case self::INTNULL:
$value = $r->getIntOrNull($name);
break;
default:
throw new MWException('Unsupported datatype');
}
if ($value !== null) {
$this->options[$name]['value'] = $value === $default ? null : $value;
}
}
}