eZ Publish uses - locale format (mostly, some supported locales being out of this format, e.g. cro-HR).
Symfony uses the standard POSIX locale format (_), which is supported by Intl PHP extension.
Locale converters are meant to convert in those 2 formats back and forth.
/**
* Returns a hash with 'locale' as key and locale string in POSIX format as value.
*
* Locale from request object will be used as locale if set, otherwise field language code
* will be converted to locale string.
*
* @param Field $field
*
* @return array
*/
public function getViewParameters(Field $field)
{
$parameters = array();
if ($this->request && $this->request->attributes->has('_locale')) {
$parameters['locale'] = $this->request->attributes->get('_locale');
} else {
$parameters['locale'] = $this->localeConverter->convertToPOSIX($field->languageCode);
}
return $parameters;
}
/**
* @dataProvider onKernelRequestProvider
*/
public function testOnKernelRequest(array $configuredLanguages, array $convertedLocalesValueMap, $expectedLocale)
{
$this->configResolver->expects($this->once())->method('getParameter')->with('languages')->will($this->returnValue($configuredLanguages));
$this->localeConverter->expects($this->atLeastOnce())->method('convertToPOSIX')->will($this->returnValueMap($convertedLocalesValueMap));
$defaultLocale = 'en';
$localeListener = new LocaleListener($defaultLocale);
$localeListener->setConfigResolver($this->configResolver);
$localeListener->setLocaleConverter($this->localeConverter);
$request = new Request();
$localeListener->onKernelRequest(new GetResponseEvent($this->getMock('Symfony\\Component\\HttpKernel\\HttpKernelInterface'), $request, HttpKernelInterface::MASTER_REQUEST));
$this->assertSame($expectedLocale, $request->attributes->get('_locale'));
}
public function onKernelRequest(GetResponseEvent $event)
{
$request = $event->getRequest();
if (!$request->attributes->has('_locale')) {
foreach ($this->configResolver->getParameter('languages') as $locale) {
$convertedLocale = $this->localeConverter->convertToPOSIX($locale);
if ($convertedLocale !== null) {
// Setting the converted locale to the _locale request attribute, so that it can be properly processed by parent listener.
$request->attributes->set('_locale', $convertedLocale);
break;
}
}
}
parent::onKernelRequest($event);
}
