codesnippet_mathstats.module

<?php

/**
 * @file
 * CKEditor CodeSnippet MathStats module.
 * Add support for C/C++, Fortran, Mathematica, Matlab, Python, R, SAS, STATA, LaTeX/TeX
 * @see: https://www.drupal.org/project/codesnippet
 */
 
 use Drupal\Core\Form\FormStateInterface;

/**
 * Implements hook_form_FORM_ID_alter().
 * Add extra languages for CodeSnippet
 * @param $form
 * @param FormStateInterface $form_state
 * @param $form_id
 */
function codesnippet_mathstats_form_filter_format_edit_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  if (isset($form['editor']['settings']['subform']['plugins']['codesnippet'])) {

    // Remove defaults
    unset($form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']);

    // Set new language choices
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['basic'] = 'Basic';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['c'] = 'C';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['cpp'] = 'C++';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['css'] = 'CSS';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['fortran'] = 'Fortran';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['haskell'] = 'Haskell';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['xml'] = 'HTML';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['java'] = 'Java';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['javascript'] = 'JavaScript';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['json'] = 'JSON';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['julia'] = 'Julia';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['tex'] = 'LaTeX/TeX';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['markdown'] = 'Markdown';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['matlab'] = 'Matlab';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['perl'] = 'Perl';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['python'] = 'Python';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['r'] = 'R';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['sas'] = 'SAS';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['scilab'] = 'Scilab';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['sql'] = 'SQL';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['stata'] = 'Stata';
    $form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']['typescript'] = 'TypeScript';
    
    asort($form['editor']['settings']['subform']['plugins']['codesnippet']['highlight_languages']['#options']);
  }
}