/**
* {@inheritdoc}
*/
public function getLangcode(Request $request = NULL)
{
$langcode = NULL;
if ($this->languageManager && $request && $request->server->get('HTTP_ACCEPT_LANGUAGE')) {
$http_accept_language = $request->server->get('HTTP_ACCEPT_LANGUAGE');
$langcodes = array_keys($this->languageManager->getLanguages());
$mappings = $this->config->get('language.mappings')->get();
$langcode = UserAgent::getBestMatchingLangcode($http_accept_language, $langcodes, $mappings);
}
return $langcode;
}
/**
* Unit tests for the language_from_browser() function.
*
* @see language_from_browser().
*/
function testLanguageFromBrowser()
{
// The order of the languages is only important if the browser language
// codes are having the same qvalue, otherwise the one with the highest
// qvalue is preferred. The automatically generated generic tags are always
// having a lower qvalue.
$languages = array('en' => new Language(array('id' => 'en')), 'en-US' => new Language(array('id' => 'en-US')), 'fr-CA' => new Language(array('id' => 'fr-CA')), 'fr' => new Language(array('id' => 'fr')), 'es-MX' => new Language(array('id' => 'es-MX')), 'pt' => new Language(array('id' => 'pt')), 'eh-oh-laa-laa' => new Language(array('id' => 'eh-oh-laa-laa')), 'zh-hans' => new Language(array('id' => 'zh-hans')), 'zh-hant' => new Language(array('id' => 'zh-hant')), 'zh-hant-tw' => new Language(array('id' => 'zh-hant')));
$test_cases = array('en,en-US,fr-CA,fr,es-MX' => 'en', 'en-US,en,fr-CA,fr,es-MX' => 'en', 'fr,en' => 'en', 'en,fr' => 'en', 'en-US,fr' => 'en-US', 'fr,en-US' => 'en-US', 'fr,fr-CA' => 'fr-CA', 'fr-CA,fr' => 'fr-CA', 'fr' => 'fr-CA', 'fr;q=1' => 'fr-CA', 'fr,es-MX' => 'fr-CA', 'fr,es' => 'fr-CA', 'es,fr' => 'fr-CA', 'es-MX,de' => 'es-MX', 'de,es-MX' => 'es-MX', 'en' => 'en', 'En' => 'en', 'EN' => 'en', ' en' => 'en', 'en ' => 'en', 'en, fr' => 'en', 'es' => 'es-MX', 'es-MX' => 'es-MX', 'pt' => 'pt', 'pt-PT' => 'pt', 'pt-PT;q=0.5,pt-BR;q=1,en;q=0.7' => 'en', 'pt-PT;q=1,pt-BR;q=0.5,en;q=0.7' => 'en', 'pt-PT;q=0.4,pt-BR;q=0.1,en;q=0.7' => 'en', 'pt-PT;q=0.1,pt-BR;q=0.4,en;q=0.7' => 'en', 'eh-oh-laa-laa' => 'eh-oh-laa-laa', 'eh-oh-laa' => 'eh-oh-laa-laa', 'eh-oh' => 'eh-oh-laa-laa', 'eh' => 'eh-oh-laa-laa', 'fr,en;q=0.5' => 'fr-CA', 'fr,en;q=0.5,fr-CA;q=0.25' => 'fr', '*,fr-CA;q=0.5' => 'en', '*,en;q=0.25' => 'fr-CA', 'en,en-US;q=0.5,fr;q=0.25' => 'en', 'en-US,en;q=0.5,fr;q=0.25' => 'en-US', '' => FALSE, 'de,pl' => FALSE, 'iecRswK4eh' => FALSE, $this->randomMachineName(10) => FALSE, 'zh-cn, en-us;q=0.90, en;q=0.80, zh;q=0.70' => 'zh-hans', 'zh-tw, en-us;q=0.90, en;q=0.80, zh;q=0.70' => 'zh-hant', 'zh-hant, en-us;q=0.90, en;q=0.80, zh;q=0.70' => 'zh-hant', 'zh-hans, en-us;q=0.90, en;q=0.80, zh;q=0.70' => 'zh-hans', 'zh-cn' => 'zh-hans', 'zh-sg' => 'zh-hans', 'zh-tw' => 'zh-hant', 'zh-hk' => 'zh-hant', 'zh-mo' => 'zh-hant', 'zh-hans' => 'zh-hans', 'zh-hant' => 'zh-hant', 'zh-chs' => 'zh-hans', 'zh-cht' => 'zh-hant');
$mappings = $this->container->get('config.factory')->get('language.mappings')->get();
foreach ($test_cases as $accept_language => $expected_result) {
$result = UserAgent::getBestMatchingLangcode($accept_language, array_keys($languages), $mappings);
$this->assertIdentical($result, $expected_result, format_string("Language selection '@accept-language' selects '@result', result = '@actual'", array('@accept-language' => $accept_language, '@result' => $expected_result, '@actual' => isset($result) ? $result : 'none')));
}
}
/**
* {@inheritdoc}
*/
public function getLangcode(Request $request = NULL)
{
$langcode = NULL;
if ($this->languageManager && $request && $request->server->get('HTTP_ACCEPT_LANGUAGE')) {
$http_accept_language = $request->server->get('HTTP_ACCEPT_LANGUAGE');
$langcodes = array_keys($this->languageManager->getLanguages());
$mappings = $this->config->get('language.mappings')->get('map');
$langcode = UserAgent::getBestMatchingLangcode($http_accept_language, $langcodes, $mappings);
// Internal page cache with multiple languages and browser negotiation
// could lead to wrong cached sites. Therefore disabling the internal
// page cache.
// @todo Solve more elegantly in https://www.drupal.org/node/2430335.
\Drupal::service('page_cache_kill_switch')->trigger();
}
return $langcode;
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, $install_state = NULL)
{
if (count($install_state['translations']) > 1) {
$files = $install_state['translations'];
} else {
$files = array();
}
$standard_languages = LanguageManager::getStandardLanguageList();
$select_options = array();
$browser_options = array();
$form['#title'] = $this->t('Choose language');
// Build a select list with language names in native language for the user
// to choose from. And build a list of available languages for the browser
// to select the language default from.
if (count($files)) {
// Select lists based on available language files.
foreach ($files as $langcode => $uri) {
$select_options[$langcode] = isset($standard_languages[$langcode]) ? $standard_languages[$langcode][1] : $langcode;
$browser_options[] = $langcode;
}
} else {
// Select lists based on all standard languages.
foreach ($standard_languages as $langcode => $language_names) {
$select_options[$langcode] = $language_names[1];
$browser_options[] = $langcode;
}
}
$request = Request::createFromGlobals();
$browser_langcode = UserAgent::getBestMatchingLangcode($request->server->get('HTTP_ACCEPT_LANGUAGE'), $browser_options);
$form['langcode'] = array('#type' => 'select', '#title' => $this->t('Choose language'), '#title_display' => 'invisible', '#options' => $select_options, '#default_value' => !empty($browser_langcode) ? $browser_langcode : 'en');
if (empty($files)) {
$form['help'] = array('#type' => 'item', '#markup' => String::format('<p>Translations will be downloaded from the <a href="http://localize.drupal.org">Drupal Translation website</a>.
If you do not want this, select <a href="!english">English</a>.</p>', array('!english' => install_full_redirect_url(array('parameters' => array('langcode' => 'en'))))), '#states' => array('invisible' => array('select[name="langcode"]' => array('value' => 'en'))));
}
$form['actions'] = array('#type' => 'actions');
$form['actions']['submit'] = array('#type' => 'submit', '#value' => $this->t('Save and continue'), '#button_type' => 'primary');
return $form;
}
public function buildForm(array $form, FormStateInterface $form_state, $install_state = NULL) {
if (count($install_state['translations']) > 1) {
$files = $install_state['translations'];
}
else {
$files = array();
}
$standard_languages = LanguageManager::getStandardLanguageList();
$select_options = array();
$browser_options = array();
$form['#title'] = 'Choose languages';
// Build a select list with language names in native language for the user
// to choose from. And build a list of available languages for the browser
// to select the language default from.
// Select lists based on all standard languages.
foreach ($standard_languages as $langcode => $language_names) {
$select_options[$langcode] = $language_names[1];
$browser_options[$langcode] = $langcode;
}
// Add languages based on language files in the translations directory.
if (count($files)) {
foreach ($files as $langcode => $uri) {
$select_options[$langcode] = isset($standard_languages[$langcode]) ? $standard_languages[$langcode][1] : $langcode;
$browser_options[$langcode] = $langcode;
}
}
asort($select_options);
$request = Request::createFromGlobals();
$browser_langcode = UserAgent::getBestMatchingLangcode($request->server->get('HTTP_ACCEPT_LANGUAGE'), $browser_options);
$form['langcode'] = array(
'#type' => 'select',
'#title' => 'Choose default language',
'#title_display' => 'before',
'#options' => $select_options,
// Use the browser detected language as default or English if nothing found.
'#default_value' => !empty($browser_langcode) ? $browser_langcode : 'en',
);
$link_to_english = install_full_redirect_url(array('parameters' => array('langcode' => 'en')));
$form['help'] = array(
'#type' => 'item',
// #markup is XSS admin filtered which ensures unsafe protocols will be
// removed from the url.
'#markup' => '<p>Translations will be downloaded from the <a href="http://localize.drupal.org">Drupal Translation website</a>. If you do not want this, select <a href="' . $link_to_english . '">English</a>.</p>',
'#states' => array(
'invisible' => array(
'select[name="langcode"]' => array('value' => 'en'),
),
),
);
$form['langcodes'] = array(
'#type' => 'select',
'#title' => 'Choose another languages',
'#title_display' => 'before',
'#options' => $select_options,
'#multiple' => TRUE,
'#description' => 'Select another languages if your site is multilingual',
);
$form['actions'] = array('#type' => 'actions');
$form['actions']['submit'] = array(
'#type' => 'submit',
'#value' => 'Save and continue',
'#button_type' => 'primary',
);
return $form;
}
/**
* Test matching language from user agent.
*
* @dataProvider providerTestGetBestMatchingLangcode
* @covers ::getBestMatchingLangcode
*/
public function testGetBestMatchingLangcode($accept_language, $expected)
{
$result = UserAgent::getBestMatchingLangcode($accept_language, $this->getLanguages(), $this->getMappings());
$this->assertSame($expected, $result);
}