/**
* Helper function for generating the CSS rules.
*
* @return string
* String with the CSS rules.
*/
public static function generateLanguagesCssRules()
{
$output = '';
$geshi_library = libraries_load('geshi');
if ($geshi_library['loaded']) {
$languages = GeshiFilter::getAvailableLanguages();
foreach ($languages as $langcode => $language_full_name) {
// Create GeSHi object.
$geshi = GeshiFilterProcess::geshiFactory('', $langcode);
GeshiFilterProcess::overrideGeshiDefaults($geshi, $langcode);
// Add CSS rules for current language.
$output .= $geshi->get_stylesheet(FALSE) . "\n";
// Release GeSHi object.
unset($geshi);
}
} else {
drupal_set_message(t('Error while generating CSS rules: could not load GeSHi library.'), 'error');
}
return $output;
}
/**
* {@inheritdoc}
*/
public static function overrideGeshiDefaults(\Geshi &$geshi, $langcode)
{
$config = \Drupal::config('geshifilter.settings');
parent::overrideGeshiDefaults($geshi, $langcode);
$geshi->enable_classes(TRUE);
$geshi->set_header_type((int) $config->get('code_container', GESHI_HEADER_PRE));
}
