/**
* Returns an SnakFormatter for rendering snaks in the desired format
* using the given options.
*
* @param string $format Use the SnakFormatter::FORMAT_XXX constants.
* @param FormatterOptions $options
*
* @throws RuntimeException
* @throws InvalidArgumentException
* @return SnakFormatter
*/
public function getSnakFormatter($format, FormatterOptions $options)
{
$options->defaultOption(SnakFormatter::OPT_ON_ERROR, SnakFormatter::ON_ERROR_WARN);
$this->valueFormatterFactory->applyLanguageDefaults($options);
$lang = $options->getOption(ValueFormatter::OPT_LANG);
$noValueSnakFormatter = new MessageSnakFormatter('novalue', $this->getMessage('wikibase-snakview-snaktypeselector-novalue', $lang), $format);
$someValueSnakFormatter = new MessageSnakFormatter('somevalue', $this->getMessage('wikibase-snakview-snaktypeselector-somevalue', $lang), $format);
$valueFormatter = $this->valueFormatterFactory->getValueFormatter($format, $options);
$valueSnakFormatter = new PropertyValueSnakFormatter($format, $options, $valueFormatter, $this->propertyDataTypeLookup, $this->dataTypeFactory);
$formattersBySnakType = array('novalue' => $noValueSnakFormatter, 'somevalue' => $someValueSnakFormatter);
$formattersByDataType = $this->createSnakFormatters($format, $options);
// Register default formatter for the special '*' key.
$formattersByDataType['*'] = $valueSnakFormatter;
$snakFormatter = new DispatchingSnakFormatter($format, $this->propertyDataTypeLookup, $formattersBySnakType, $formattersByDataType);
if ($options->getOption(SnakFormatter::OPT_ON_ERROR) === SnakFormatter::ON_ERROR_WARN) {
$snakFormatter = new ErrorHandlingSnakFormatter($snakFormatter, $valueFormatter, $lang);
}
return $snakFormatter;
}
/**
* @throws LogicException
* @return ValueFormatter
*/
private function getFormatter()
{
$params = $this->extractRequestParams();
$options = $this->getOptionsObject($params['options']);
$formatter = $this->valueFormatterFactory->getValueFormatter($params['generate'], $options);
// Paranoid check:
// should never fail since we only accept well known values for the 'generate' parameter
if ($formatter === null) {
throw new LogicException('Could not obtain a ValueFormatter instance for ' . $params['generate']);
}
return $formatter;
}
