protected function YamlFormElementController::getMatchesFromOptions in YAML Form 8

Get matches from options.

Parameters

string $q: String to filter option's label by.

array $options: An associative array of form options.

string $operator: Match operator either CONTAINS or STARTS_WITH.

int $limit: Limit number of matches.

Return value

array An array of matches sorted by label.

1 call to YamlFormElementController::getMatchesFromOptions()

YamlFormElementController::autocomplete in src/Controller/YamlFormElementController.php

Returns response for the element autocomplete route.

File

src/Controller/YamlFormElementController.php, line 161

Class

YamlFormElementController

Provides route responses for form element.

Namespace

Drupal\yamlform\Controller

Code

protected function getMatchesFromOptions($q, array $options, $operator = 'CONTAINS', $limit = 10) {

  // Make sure options are populated.
  if (empty($options)) {
    return [];
  }
  $matches = [];

  // Filter and convert options to autocomplete matches.
  $this
    ->getMatchesFromOptionsRecursive($q, $options, $matches, $operator);

  // Sort matches.
  ksort($matches);

  // Apply match limit.
  if ($limit) {
    $matches = array_slice($matches, 0, $limit);
  }
  return array_values($matches);
}