public function Node::search in Search and Replace Scanner 8

Performs the serach operation for the given string/expression.

Parameters

string $field: The field with the matching string (formatted as type:bundle:field).

array $values: An array containing the $form_state values.

Return value

array An array containing the titles of the entity and a snippet of the matching text.

Overrides Entity::search

File

src/Plugin/Scanner/Node.php, line 24

Class

Node

Class Node.

Namespace

Drupal\scanner\Plugin\Scanner

Code

public function search($field, array $values) {
  $title_collect = [];

  // $field will be string composed of entity type, bundle name, and field
  // name delimited by ':' characters.
  list($entityType, $bundle, $fieldname) = explode(':', $field);
  $query = \Drupal::entityQuery($entityType);
  $query
    ->condition('type', $bundle, '=');
  if ($values['published']) {
    $query
      ->condition('status', 1);
  }
  $conditionVals = parent::buildCondition($values['search'], $values['mode'], $values['wholeword'], $values['regex'], $values['preceded'], $values['followed']);
  if ($values['language'] !== 'all') {
    $query
      ->condition('langcode', $values['language'], '=');
    $query
      ->condition($fieldname, $conditionVals['condition'], $conditionVals['operator'], $values['language']);
  }
  else {
    $query
      ->condition($fieldname, $conditionVals['condition'], $conditionVals['operator']);
  }
  $entities = $query
    ->execute();

  // Iterate over matched entities (nodes) to extract information that will
  // be rendered in the results.
  foreach ($entities as $id) {
    $node = CoreNode::load($id);
    $nodeField = $node
      ->get($fieldname);
    $fieldType = $nodeField
      ->getFieldDefinition()
      ->getType();
    if (in_array($fieldType, [
      'text_with_summary',
      'text',
      'text_long',
    ])) {
      $fieldValue = $nodeField
        ->getValue()[0];
      $title_collect[$id]['title'] = $node
        ->getTitle();

      // Find all instances of the term we're looking for.
      preg_match_all($conditionVals['phpRegex'], $fieldValue['value'], $matches, PREG_OFFSET_CAPTURE);
      $newValues = [];

      // Build an array of strings which are displayed in the results.
      foreach ($matches[0] as $v) {

        // The offset of the matched term(s) in the field's text.
        $start = $v[1];
        if ($values['preceded'] !== '') {

          // Bolding won't work if starting position is in the middle of a
          // word (non-word bounded searches), therefore move the start
          // position back as many character as there are in the 'preceded'
          // text.
          $start -= strlen($values['preceded']);
        }

        // Extract part of the text which include the search term plus six
        // "words" following it. After finding the string, bold the search
        // term.
        $replaced = preg_replace($conditionVals['phpRegex'], "<strong>{$v[0]}</strong>", preg_split("/\\s+/", substr($fieldValue['value'], $start), 6));
        if (count($replaced) > 1) {

          // The final index contains the remainder of the text, which we
          // don't care about so we discard it.
          array_pop($replaced);
        }
        $newValues[] = implode(' ', $replaced);
      }
      $title_collect[$id]['field'] = $newValues;
    }
    elseif ($fieldType == 'string') {
      $title_collect[$id]['title'] = $node
        ->getTitle();
      preg_match($conditionVals['phpRegex'], $nodeField
        ->getString(), $matches, PREG_OFFSET_CAPTURE);
      $match = $matches[0][0];
      $replaced = preg_replace($conditionVals['phpRegex'], "<strong>{$match}</strong>", $nodeField
        ->getString());
      $title_collect[$id]['field'] = [
        $replaced,
      ];
    }
  }
  return $title_collect;
}