protected function IgnoreCharacters::getFormatRegularExpression in Search API 8

Retrieves a regular expression for a certain Unicode character property.

Parameters

string $property: The abbreviation of the character property for which to get the regular expression.

Return value

string|null The regular expression for the property, or NULL if it could not be found.

1 call to IgnoreCharacters::getFormatRegularExpression()

IgnoreCharacters::process in src/Plugin/search_api/processor/IgnoreCharacters.php

Processes a single string value.

File

src/Plugin/search_api/processor/IgnoreCharacters.php, line 180

Class

IgnoreCharacters

Configure types of characters which should be ignored for searches.

Namespace

Drupal\search_api\Plugin\search_api\processor

Code

protected function getFormatRegularExpression($property) {
  $class = 'Drupal\\search_api\\Plugin\\search_api\\processor\\Resources\\' . $property;
  if (class_exists($class) && in_array('Drupal\\search_api\\Plugin\\search_api\\processor\\Resources\\UnicodeCharacterPropertyInterface', class_implements($class))) {
    return $class::getRegularExpression();
  }
  return NULL;
}