/**
* @param OutputPage $out
* @param string &$html
*
* @return bool
*/
public function doOutputPageBeforeHTML(OutputPage $out, &$html)
{
$placeholders = $out->getProperty('wikibase-view-chunks');
if (!empty($placeholders)) {
$injector = new TextInjector($placeholders);
$expander = $this->getEntityViewPlaceholderExpander($out);
$html = $injector->inject($html, array($expander, 'getHtmlForPlaceholder'));
$out->addJsConfigVars('wbUserSpecifiedLanguages', array_values(array_intersect($this->userLanguageLookup->getUserSpecifiedLanguages($out->getUser()), $this->termsLanguages->getLanguages())));
}
}
/**
* Returns a list of languages desired by the user in addition to the current interface language.
*
* @see UserLanguageLookup
*
* @return string[]
*/
public function getExtraUserLanguages()
{
if ($this->extraLanguages === null) {
if ($this->user->isAnon()) {
// no extra languages for anon user
$this->extraLanguages = array();
} else {
// ignore current interface language
$skip = array($this->uiLanguage->getCode());
$langs = array_diff($this->userLanguageLookup->getAllUserLanguages($this->user), $skip);
// Make sure we only report actual term languages
$this->extraLanguages = array_intersect($langs, $this->termsLanguages->getLanguages());
}
}
return $this->extraLanguages;
}