easyopac_wysiwyg_button.module

<?php

/**
 * @file
 * easyOPAC Wysiwyg Button module.
 */

/**
 * Implements hook_wysiwyg_plugin().
 */
function easyopac_wysiwyg_button_wysiwyg_plugin($editor, $version) {
  if ($editor == 'ckeditor') {
    return [
      'easyopac_button_plugin' => [
        'path' => drupal_get_path('module', 'easyopac_wysiwyg_button') . '/plugin',
        'buttons' => [
          'easyopac_button' => t('easyOPAC: Insert button'),
        ],
        'load' => TRUE,
      ],
    ];
  }
}

/**
 * Implements hook_wysiwyg_editor_settings_alter().
 */
function easyopac_wysiwyg_button_wysiwyg_editor_settings_alter(&$settings, $context) {
  $preset = variable_get('color_ddbasic_stylesheets', '');
  if (!empty($preset)) {
    $values['color_ddbasic_stylesheets'] = $preset;
  }

  $colored_css_url = NULL;
  if (!empty($values)) {
    foreach ($values['color_ddbasic_stylesheets'] as $color_ddbasic_stylesheet) {
      // class.css file contains description of "more-link" class.
      if (preg_match('/\/class.css/', $color_ddbasic_stylesheet) === 1) {
        $colored_css_url = file_create_url($color_ddbasic_stylesheet);
      }
    }
  }

  if ('ding_wysiwyg' === $context['profile']->format) {
    if ($colored_css_url) {
      $settings['contentsCss'][] = $colored_css_url;
    }
    $settings['contentsCss'][] = drupal_get_path('module', 'easyopac_wysiwyg_button') . '/css/easyopac_wysiwyg_button.css';
  }
}