function NodeSearch::buildSearchUrlQuery

Overrides SearchPluginBase::buildSearchUrlQuery

File

core/modules/node/src/Plugin/Search/NodeSearch.php, line 676

Class

NodeSearch

Handles searching for node entities using the Search module index.

Namespace

Code

public function buildSearchUrlQuery(FormStateInterface $form_state) {
  // Read keyword and advanced search information from the form values,
  // and put these into the GET parameters.
  $keys = trim($form_state->getValue('keys'));
  $advanced = FALSE;
  // Collect extra filters.
  $filters = [];
  if ($form_state->hasValue('type') && is_array($form_state->getValue('type'))) {
    // Retrieve selected types - Form API sets the value of unselected
    // checkboxes to 0.
    foreach ($form_state->getValue('type') as $type) {
      if ($type) {
        $advanced = TRUE;
        $filters[] = 'type:' . $type;
      }
    }
  }
  if ($form_state->hasValue('term') && is_array($form_state->getValue('term'))) {
    foreach ($form_state->getValue('term') as $term) {
      $filters[] = 'term:' . $term;
      $advanced = TRUE;
    }
  }
  if ($form_state->hasValue('language') && is_array($form_state->getValue('language'))) {
    foreach ($form_state->getValue('language') as $language) {
      if ($language) {
        $advanced = TRUE;
        $filters[] = 'language:' . $language;
      }
    }
  }
  if ($form_state->getValue('or') != '') {
    if (preg_match_all('/ ("[^"]+"|[^" ]+)/i', ' ' . $form_state->getValue('or'), $matches)) {
      $keys .= ' ' . implode(' OR ', $matches[1]);
      $advanced = TRUE;
    }
  }
  if ($form_state->getValue('negative') != '') {
    if (preg_match_all('/ ("[^"]+"|[^" ]+)/i', ' ' . $form_state->getValue('negative'), $matches)) {
      $keys .= ' -' . implode(' -', $matches[1]);
      $advanced = TRUE;
    }
  }
  if ($form_state->getValue('phrase') != '') {
    $keys .= ' "' . str_replace('"', ' ', $form_state->getValue('phrase')) . '"';
    $advanced = TRUE;
  }
  $keys = trim($keys);
  // Put the keywords and advanced parameters into GET parameters. Make sure
  // to put keywords into the query even if it is empty, because the page
  // controller uses that to decide it's time to check for search results.
  $query = [
    'keys' => $keys,
  ];
  if ($filters) {
    $query['f'] = $filters;
  }
  // Record that the person used the advanced search form, if they did.
  if ($advanced) {
    $query[self::ADVANCED_FORM] = '1';
  }
  return $query;
}