public function MathjaxFilter::process in MathJax: LaTeX for Drupal 8.2

Same name and namespace in other branches

1. 3.0.x src/Plugin/Filter/MathjaxFilter.php \Drupal\mathjax\Plugin\Filter\MathjaxFilter::process()

Performs the filter processing.

Parameters

string $text: The text string to be filtered.

string $langcode: The language code of the text to be filtered.

Return value

\Drupal\filter\FilterProcessResult The filtered text, wrapped in a FilterProcessResult object, and possibly with associated assets, cacheability metadata and placeholders.

Overrides FilterInterface::process

See also

\Drupal\filter\FilterProcessResult

File

src/Plugin/Filter/MathjaxFilter.php, line 28

Class

MathjaxFilter

Provides a filter to format text with Mathjax.

Namespace

Drupal\mathjax\Plugin\Filter

Code

public function process($text, $langcode) {
  $wrapped = strip_tags($text) !== 'TEST' ? '<div class="tex2jax_process">' . $text . '</div>' : $text;
  $result = new FilterProcessResult($wrapped);
  $config = \Drupal::config('mathjax.settings');
  $config_type = $config
    ->get('config_type');
  if ($config_type == 0) {
    $result
      ->setAttachments([
      'library' => [
        'mathjax/config',
        'mathjax/source',
        'mathjax/setup',
      ],
      'drupalSettings' => [
        'mathjax' => [
          'config_type' => $config_type,
          'config' => json_decode($config
            ->get('default_config_string')),
        ],
      ],
    ]);
  }
  return $result;
}