/**
* Support function to display spelling suggestions.
*
* @param string $msg HTML to display at the top of
* the spelling section.
* @param \VuFind\Search\Base\Results $results Results object
* @param \Zend\View\Renderer\PhpRenderer $view View renderer object
*
* @return string
*/
public function renderSpellingSuggestions($msg, $results, $view)
{
$spellingSuggestions = $results->getSpellingSuggestions();
if (empty($spellingSuggestions)) {
return '';
}
$html = '<div class="' . $this->getContainerClass() . '">';
$html .= $msg;
foreach ($spellingSuggestions as $term => $details) {
$html .= '<br/>' . $view->escapeHtml($term) . ' » ';
$i = 0;
foreach ($details['suggestions'] as $word => $data) {
if ($i++ > 0) {
$html .= ', ';
}
$html .= '<a href="' . $results->getUrlQuery()->replaceTerm($term, $data['new_term']) . '">' . $view->escapeHtml($word) . '</a>';
if (isset($data['expand_term']) && !empty($data['expand_term'])) {
$url = $results->getUrlQuery()->replaceTerm($term, $data['expand_term']);
$html .= $this->renderExpandLink($url, $view);
}
}
}
$html .= '</div>';
return $html;
}